diff options
89 files changed, 5872 insertions, 363 deletions
@@ -980,6 +980,9 @@ u-boot.rom: u-boot-x86-16bit.bin u-boot-dtb.bin \ $(objtree)/tools/ifdtool -w \ $(CONFIG_SYS_X86_START16):$(objtree)/u-boot-x86-16bit.bin \ u-boot.tmp + $(objtree)/tools/ifdtool -w \ + $(CONFIG_X86_OPTION_ROM_ADDR):$(srctree)/board/$(BOARDDIR)/$(CONFIG_X86_OPTION_ROM_FILENAME) \ + u-boot.tmp mv u-boot.tmp $@ OBJCOPYFLAGS_u-boot-x86-16bit.bin := -O binary -j .start16 -j .resetvec diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index 6e29868..4f5ce38 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -83,6 +83,155 @@ config X86_RAMTEST to work correctly. It is not exhaustive but can save time by detecting obvious failures. +config MARK_GRAPHICS_MEM_WRCOMB + bool "Mark graphics memory as write-combining." + default n + help + The graphics performance may increase if the graphics + memory is set as write-combining cache type. This option + enables marking the graphics memory as write-combining. + +menu "Display" + +config FRAMEBUFFER_SET_VESA_MODE + prompt "Set framebuffer graphics resolution" + bool + help + Set VESA/native framebuffer mode (needed for bootsplash and graphical framebuffer console) + +choice + prompt "framebuffer graphics resolution" + default FRAMEBUFFER_VESA_MODE_117 + depends on FRAMEBUFFER_SET_VESA_MODE + help + This option sets the resolution used for the coreboot framebuffer (and + bootsplash screen). + +config FRAMEBUFFER_VESA_MODE_100 + bool "640x400 256-color" + +config FRAMEBUFFER_VESA_MODE_101 + bool "640x480 256-color" + +config FRAMEBUFFER_VESA_MODE_102 + bool "800x600 16-color" + +config FRAMEBUFFER_VESA_MODE_103 + bool "800x600 256-color" + +config FRAMEBUFFER_VESA_MODE_104 + bool "1024x768 16-color" + +config FRAMEBUFFER_VESA_MODE_105 + bool "1024x7686 256-color" + +config FRAMEBUFFER_VESA_MODE_106 + bool "1280x1024 16-color" + +config FRAMEBUFFER_VESA_MODE_107 + bool "1280x1024 256-color" + +config FRAMEBUFFER_VESA_MODE_108 + bool "80x60 text" + +config FRAMEBUFFER_VESA_MODE_109 + bool "132x25 text" + +config FRAMEBUFFER_VESA_MODE_10A + bool "132x43 text" + +config FRAMEBUFFER_VESA_MODE_10B + bool "132x50 text" + +config FRAMEBUFFER_VESA_MODE_10C + bool "132x60 text" + +config FRAMEBUFFER_VESA_MODE_10D + bool "320x200 32k-color (1:5:5:5)" + +config FRAMEBUFFER_VESA_MODE_10E + bool "320x200 64k-color (5:6:5)" + +config FRAMEBUFFER_VESA_MODE_10F + bool "320x200 16.8M-color (8:8:8)" + +config FRAMEBUFFER_VESA_MODE_110 + bool "640x480 32k-color (1:5:5:5)" + +config FRAMEBUFFER_VESA_MODE_111 + bool "640x480 64k-color (5:6:5)" + +config FRAMEBUFFER_VESA_MODE_112 + bool "640x480 16.8M-color (8:8:8)" + +config FRAMEBUFFER_VESA_MODE_113 + bool "800x600 32k-color (1:5:5:5)" + +config FRAMEBUFFER_VESA_MODE_114 + bool "800x600 64k-color (5:6:5)" + +config FRAMEBUFFER_VESA_MODE_115 + bool "800x600 16.8M-color (8:8:8)" + +config FRAMEBUFFER_VESA_MODE_116 + bool "1024x768 32k-color (1:5:5:5)" + +config FRAMEBUFFER_VESA_MODE_117 + bool "1024x768 64k-color (5:6:5)" + +config FRAMEBUFFER_VESA_MODE_118 + bool "1024x768 16.8M-color (8:8:8)" + +config FRAMEBUFFER_VESA_MODE_119 + bool "1280x1024 32k-color (1:5:5:5)" + +config FRAMEBUFFER_VESA_MODE_11A + bool "1280x1024 64k-color (5:6:5)" + +config FRAMEBUFFER_VESA_MODE_11B + bool "1280x1024 16.8M-color (8:8:8)" + +config FRAMEBUFFER_VESA_MODE_USER + bool "Manually select VESA mode" + +endchoice + +# Map the config names to an integer (KB). +config FRAMEBUFFER_VESA_MODE + prompt "VESA mode" if FRAMEBUFFER_VESA_MODE_USER + hex + default 0x100 if FRAMEBUFFER_VESA_MODE_100 + default 0x101 if FRAMEBUFFER_VESA_MODE_101 + default 0x102 if FRAMEBUFFER_VESA_MODE_102 + default 0x103 if FRAMEBUFFER_VESA_MODE_103 + default 0x104 if FRAMEBUFFER_VESA_MODE_104 + default 0x105 if FRAMEBUFFER_VESA_MODE_105 + default 0x106 if FRAMEBUFFER_VESA_MODE_106 + default 0x107 if FRAMEBUFFER_VESA_MODE_107 + default 0x108 if FRAMEBUFFER_VESA_MODE_108 + default 0x109 if FRAMEBUFFER_VESA_MODE_109 + default 0x10A if FRAMEBUFFER_VESA_MODE_10A + default 0x10B if FRAMEBUFFER_VESA_MODE_10B + default 0x10C if FRAMEBUFFER_VESA_MODE_10C + default 0x10D if FRAMEBUFFER_VESA_MODE_10D + default 0x10E if FRAMEBUFFER_VESA_MODE_10E + default 0x10F if FRAMEBUFFER_VESA_MODE_10F + default 0x110 if FRAMEBUFFER_VESA_MODE_110 + default 0x111 if FRAMEBUFFER_VESA_MODE_111 + default 0x112 if FRAMEBUFFER_VESA_MODE_112 + default 0x113 if FRAMEBUFFER_VESA_MODE_113 + default 0x114 if FRAMEBUFFER_VESA_MODE_114 + default 0x115 if FRAMEBUFFER_VESA_MODE_115 + default 0x116 if FRAMEBUFFER_VESA_MODE_116 + default 0x117 if FRAMEBUFFER_VESA_MODE_117 + default 0x118 if FRAMEBUFFER_VESA_MODE_118 + default 0x119 if FRAMEBUFFER_VESA_MODE_119 + default 0x11A if FRAMEBUFFER_VESA_MODE_11A + default 0x11B if FRAMEBUFFER_VESA_MODE_11B + default 0x117 if FRAMEBUFFER_VESA_MODE_USER + +endmenu + source "arch/x86/cpu/ivybridge/Kconfig" source "board/coreboot/coreboot/Kconfig" diff --git a/arch/x86/cpu/Makefile b/arch/x86/cpu/Makefile index 2b9e9b9..7f09db5 100644 --- a/arch/x86/cpu/Makefile +++ b/arch/x86/cpu/Makefile @@ -13,4 +13,8 @@ obj-$(CONFIG_X86_RESET_VECTOR) += resetvec.o start16.o obj-y += interrupts.o cpu.o call64.o obj-$(CONFIG_SYS_COREBOOT) += coreboot/ +obj-$(CONFIG_NORTHBRIDGE_INTEL_SANDYBRIDGE) += ivybridge/ +obj-$(CONFIG_NORTHBRIDGE_INTEL_IVYBRIDGE) += ivybridge/ +obj-y += lapic.o obj-$(CONFIG_PCI) += pci.o +obj-y += turbo.o diff --git a/arch/x86/cpu/config.mk b/arch/x86/cpu/config.mk index f7b01d3..84aeaf3 100644 --- a/arch/x86/cpu/config.mk +++ b/arch/x86/cpu/config.mk @@ -12,5 +12,6 @@ PLATFORM_CPPFLAGS += -D__I386__ -Werror # DO NOT MODIFY THE FOLLOWING UNLESS YOU REALLY KNOW WHAT YOU ARE DOING! LDPPFLAGS += -DRESET_SEG_START=0xffff0000 LDPPFLAGS += -DRESET_SEG_SIZE=0x10000 -LDPPFLAGS += -DRESET_VEC_LOC=0xfff0 -LDPPFLAGS += -DSTART_16=0xf800 +LDPPFLAGS += -DRESET_VEC_LOC=0xfffffff0 +LDPPFLAGS += -DSTART_16=$(CONFIG_SYS_X86_START16) +LDPPFLAGS += -DRESET_BASE="CONFIG_SYS_TEXT_BASE + (CONFIG_SYS_MONITOR_LEN - RESET_SEG_SIZE)" diff --git a/arch/x86/cpu/coreboot/coreboot.c b/arch/x86/cpu/coreboot/coreboot.c index 2df7288..cfacc05 100644 --- a/arch/x86/cpu/coreboot/coreboot.c +++ b/arch/x86/cpu/coreboot/coreboot.c @@ -39,17 +39,6 @@ int board_early_init_f(void) return 0; } -int board_early_init_r(void) -{ - /* CPU Speed to 100MHz */ - gd->cpu_clk = 100000000; - - /* Crystal is 33.000MHz */ - gd->bus_clk = 33000000; - - return 0; -} - int print_cpuinfo(void) { return default_print_cpuinfo(); diff --git a/arch/x86/cpu/cpu.c b/arch/x86/cpu/cpu.c index b391b7a..30e5069 100644 --- a/arch/x86/cpu/cpu.c +++ b/arch/x86/cpu/cpu.c @@ -124,7 +124,7 @@ static void load_gdt(const u64 *boot_gdt, u16 num_entries) { struct gdt_ptr gdt; - gdt.len = (num_entries * 8) - 1; + gdt.len = (num_entries * X86_GDT_ENTRY_SIZE) - 1; gdt.ptr = (u32)boot_gdt; asm volatile("lgdtl %0\n" : : "m" (gdt)); @@ -144,10 +144,13 @@ void setup_gdt(gd_t *id, u64 *gdt_addr) (ulong)&id->arch.gd_addr, 0xfffff); /* 16-bit CS: code, read/execute, 64 kB, base 0 */ - gdt_addr[X86_GDT_ENTRY_16BIT_CS] = GDT_ENTRY(0x109b, 0, 0x0ffff); + gdt_addr[X86_GDT_ENTRY_16BIT_CS] = GDT_ENTRY(0x009b, 0, 0x0ffff); /* 16-bit DS: data, read/write, 64 kB, base 0 */ - gdt_addr[X86_GDT_ENTRY_16BIT_DS] = GDT_ENTRY(0x1093, 0, 0x0ffff); + gdt_addr[X86_GDT_ENTRY_16BIT_DS] = GDT_ENTRY(0x0093, 0, 0x0ffff); + + gdt_addr[X86_GDT_ENTRY_16BIT_FLAT_CS] = GDT_ENTRY(0x809b, 0, 0xfffff); + gdt_addr[X86_GDT_ENTRY_16BIT_FLAT_DS] = GDT_ENTRY(0x8093, 0, 0xfffff); load_gdt(gdt_addr, X86_GDT_NUM_ENTRIES); load_ds(X86_GDT_ENTRY_32BIT_DS); @@ -320,14 +323,6 @@ int x86_cpu_init_f(void) return 0; } -int x86_cpu_init_r(void) -{ - /* Initialize core interrupt and exception functionality of CPU */ - cpu_init_interrupts(); - return 0; -} -int cpu_init_r(void) __attribute__((weak, alias("x86_cpu_init_r"))); - void x86_enable_caches(void) { unsigned long cr0; diff --git a/arch/x86/cpu/interrupts.c b/arch/x86/cpu/interrupts.c index 51e2c59..a21d2a6 100644 --- a/arch/x86/cpu/interrupts.c +++ b/arch/x86/cpu/interrupts.c @@ -20,6 +20,7 @@ #include <linux/compiler.h> #include <asm/msr.h> #include <asm/u-boot-x86.h> +#include <asm/i8259.h> DECLARE_GLOBAL_DATA_PTR; @@ -128,9 +129,6 @@ int cpu_init_interrupts(void) int irq_entry_size = irq_1 - irq_0; void *irq_entry = (void *)irq_0; - /* Just in case... */ - disable_interrupts(); - /* Setup the IDT */ for (i = 0; i < 256; i++) { idt[i].access = 0x8e; @@ -146,9 +144,6 @@ int cpu_init_interrupts(void) load_idt(&idt_ptr); - /* It is now safe to enable interrupts */ - enable_interrupts(); - return 0; } @@ -172,6 +167,25 @@ int disable_interrupts(void) return flags & X86_EFLAGS_IF; } +int interrupt_init(void) +{ + /* Just in case... */ + disable_interrupts(); + +#ifdef CONFIG_SYS_PCAT_INTERRUPTS + /* Initialize the master/slave i8259 pic */ + i8259_init(); +#endif + + /* Initialize core interrupt and exception functionality of CPU */ + cpu_init_interrupts(); + + /* It is now safe to enable interrupts */ + enable_interrupts(); + + return 0; +} + /* IRQ Low-Level Service Routine */ void irq_llsr(struct irq_regs *regs) { @@ -603,31 +617,3 @@ asm(".globl irq_common_entry\n" \ DECLARE_INTERRUPT(253) \ DECLARE_INTERRUPT(254) \ DECLARE_INTERRUPT(255)); - -#if defined(CONFIG_INTEL_CORE_ARCH) -/* - * Get the number of CPU time counter ticks since it was read first time after - * restart. This yields a free running counter guaranteed to take almost 6 - * years to wrap around even at 100GHz clock rate. - */ -u64 get_ticks(void) -{ - u64 now_tick = rdtsc(); - - if (!gd->arch.tsc_base) - gd->arch.tsc_base = now_tick; - - return now_tick - gd->arch.tsc_base; -} - -#define PLATFORM_INFO_MSR 0xce - -unsigned long get_tbclk(void) -{ - u32 ratio; - u64 platform_info = native_read_msr(PLATFORM_INFO_MSR); - - ratio = (platform_info >> 8) & 0xff; - return 100 * 1000 * 1000 * ratio; /* 100MHz times Max Non Turbo ratio */ -} -#endif diff --git a/arch/x86/cpu/ivybridge/Makefile b/arch/x86/cpu/ivybridge/Makefile index 721b37e..0c7efae 100644 --- a/arch/x86/cpu/ivybridge/Makefile +++ b/arch/x86/cpu/ivybridge/Makefile @@ -4,13 +4,21 @@ # SPDX-License-Identifier: GPL-2.0+ # +obj-y += bd82x6x.o obj-y += car.o obj-y += cpu.o obj-y += early_init.o obj-y += early_me.o +obj-y += gma.o obj-y += lpc.o obj-y += me_status.o +obj-y += model_206ax.o obj-y += microcode_intel.o +obj-y += northbridge.o +obj-y += pch.o obj-y += pci.o obj-y += report_platform.o +obj-y += sata.o obj-y += sdram.o +obj-y += usb_ehci.o +obj-y += usb_xhci.o diff --git a/arch/x86/cpu/ivybridge/bd82x6x.c b/arch/x86/cpu/ivybridge/bd82x6x.c new file mode 100644 index 0000000..65a17d3 --- /dev/null +++ b/arch/x86/cpu/ivybridge/bd82x6x.c @@ -0,0 +1,146 @@ +/* + * Copyright (C) 2014 Google, Inc + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <errno.h> +#include <fdtdec.h> +#include <malloc.h> +#include <asm/lapic.h> +#include <asm/pci.h> +#include <asm/arch/bd82x6x.h> +#include <asm/arch/model_206ax.h> +#include <asm/arch/pch.h> +#include <asm/arch/sandybridge.h> + +void bd82x6x_pci_init(pci_dev_t dev) +{ + u16 reg16; + u8 reg8; + + debug("bd82x6x PCI init.\n"); + /* Enable Bus Master */ + reg16 = pci_read_config16(dev, PCI_COMMAND); + reg16 |= PCI_COMMAND_MASTER; + pci_write_config16(dev, PCI_COMMAND, reg16); + + /* This device has no interrupt */ + pci_write_config8(dev, INTR, 0xff); + + /* disable parity error response and SERR */ + reg16 = pci_read_config16(dev, BCTRL); + reg16 &= ~(1 << 0); + reg16 &= ~(1 << 1); + pci_write_config16(dev, BCTRL, reg16); + + /* Master Latency Count must be set to 0x04! */ + reg8 = pci_read_config8(dev, SMLT); + reg8 &= 0x07; + reg8 |= (0x04 << 3); + pci_write_config8(dev, SMLT, reg8); + + /* Will this improve throughput of bus masters? */ + pci_write_config8(dev, PCI_MIN_GNT, 0x06); + + /* Clear errors in status registers */ + reg16 = pci_read_config16(dev, PSTS); + /* reg16 |= 0xf900; */ + pci_write_config16(dev, PSTS, reg16); + + reg16 = pci_read_config16(dev, SECSTS); + /* reg16 |= 0xf900; */ + pci_write_config16(dev, SECSTS, reg16); +} + +#define PCI_BRIDGE_UPDATE_COMMAND +void bd82x6x_pci_dev_enable_resources(pci_dev_t dev) +{ + uint16_t command; + + command = pci_read_config16(dev, PCI_COMMAND); + command |= PCI_COMMAND_IO; +#ifdef PCI_BRIDGE_UPDATE_COMMAND + /* + * If we write to PCI_COMMAND, on some systems this will cause the + * ROM and APICs to become invisible. + */ + debug("%x cmd <- %02x\n", dev, command); + pci_write_config16(dev, PCI_COMMAND, command); +#else + printf("%s cmd <- %02x (NOT WRITTEN!)\n", dev_path(dev), command); +#endif +} + +void bd82x6x_pci_bus_enable_resources(pci_dev_t dev) +{ + uint16_t ctrl; + + ctrl = pci_read_config16(dev, PCI_BRIDGE_CONTROL); + ctrl |= PCI_COMMAND_IO; + ctrl |= PCI_BRIDGE_CTL_VGA; + debug("%x bridge ctrl <- %04x\n", dev, ctrl); + pci_write_config16(dev, PCI_BRIDGE_CONTROL, ctrl); + + bd82x6x_pci_dev_enable_resources(dev); +} + +int bd82x6x_init_pci_devices(void) +{ + const void *blob = gd->fdt_blob; + struct pci_controller *hose; + struct x86_cpu_priv *cpu; + int sata_node, gma_node; + int ret; + + hose = pci_bus_to_hose(0); + lpc_enable(PCH_LPC_DEV); + lpc_init(hose, PCH_LPC_DEV); + sata_node = fdtdec_next_compatible(blob, 0, + COMPAT_INTEL_PANTHERPOINT_AHCI); + if (sata_node < 0) { + debug("%s: Cannot find SATA node\n", __func__); + return -EINVAL; + } + bd82x6x_sata_init(PCH_SATA_DEV, blob, sata_node); + bd82x6x_usb_ehci_init(PCH_EHCI1_DEV); + bd82x6x_usb_ehci_init(PCH_EHCI2_DEV); + + cpu = calloc(1, sizeof(*cpu)); + if (!cpu) + return -ENOMEM; + model_206ax_init(cpu); + + gma_node = fdtdec_next_compatible(blob, 0, COMPAT_INTEL_GMA); + if (gma_node < 0) { + debug("%s: Cannot find GMA node\n", __func__); + return -EINVAL; + } + ret = gma_func0_init(PCH_VIDEO_DEV, pci_bus_to_hose(0), blob, + gma_node); + if (ret) + return ret; + + return 0; +} + +int bd82x6x_init(void) +{ + const void *blob = gd->fdt_blob; + int sata_node; + + sata_node = fdtdec_next_compatible(blob, 0, + COMPAT_INTEL_PANTHERPOINT_AHCI); + if (sata_node < 0) { + debug("%s: Cannot find SATA node\n", __func__); + return -EINVAL; + } + + bd82x6x_pci_init(PCH_DEV); + bd82x6x_sata_enable(PCH_SATA_DEV, blob, sata_node); + northbridge_enable(PCH_DEV); + northbridge_init(PCH_DEV); + + return 0; +} diff --git a/arch/x86/cpu/ivybridge/gma.c b/arch/x86/cpu/ivybridge/gma.c new file mode 100644 index 0000000..3d7f740 --- /dev/null +++ b/arch/x86/cpu/ivybridge/gma.c @@ -0,0 +1,756 @@ +/* + * From Coreboot file of the same name + * + * Copyright (C) 2011 Chromium OS Authors + * + * SPDX-License-Identifier: GPL-2.0 + */ + +#include <common.h> +#include <bios_emul.h> +#include <errno.h> +#include <fdtdec.h> +#include <pci_rom.h> +#include <asm/io.h> +#include <asm/pci.h> +#include <asm/arch/pch.h> +#include <asm/arch/sandybridge.h> + +struct gt_powermeter { + u16 reg; + u32 value; +}; + +static const struct gt_powermeter snb_pm_gt1[] = { + { 0xa200, 0xcc000000 }, + { 0xa204, 0x07000040 }, + { 0xa208, 0x0000fe00 }, + { 0xa20c, 0x00000000 }, + { 0xa210, 0x17000000 }, + { 0xa214, 0x00000021 }, + { 0xa218, 0x0817fe19 }, + { 0xa21c, 0x00000000 }, + { 0xa220, 0x00000000 }, + { 0xa224, 0xcc000000 }, + { 0xa228, 0x07000040 }, + { 0xa22c, 0x0000fe00 }, + { 0xa230, 0x00000000 }, + { 0xa234, 0x17000000 }, + { 0xa238, 0x00000021 }, + { 0xa23c, 0x0817fe19 }, + { 0xa240, 0x00000000 }, + { 0xa244, 0x00000000 }, + { 0xa248, 0x8000421e }, + { 0 } +}; + +static const struct gt_powermeter snb_pm_gt2[] = { + { 0xa200, 0x330000a6 }, + { 0xa204, 0x402d0031 }, + { 0xa208, 0x00165f83 }, + { 0xa20c, 0xf1000000 }, + { 0xa210, 0x00000000 }, + { 0xa214, 0x00160016 }, + { 0xa218, 0x002a002b }, + { 0xa21c, 0x00000000 }, + { 0xa220, 0x00000000 }, + { 0xa224, 0x330000a6 }, + { 0xa228, 0x402d0031 }, + { 0xa22c, 0x00165f83 }, + { 0xa230, 0xf1000000 }, + { 0xa234, 0x00000000 }, + { 0xa238, 0x00160016 }, + { 0xa23c, 0x002a002b }, + { 0xa240, 0x00000000 }, + { 0xa244, 0x00000000 }, + { 0xa248, 0x8000421e }, + { 0 } +}; + +static const struct gt_powermeter ivb_pm_gt1[] = { + { 0xa800, 0x00000000 }, + { 0xa804, 0x00021c00 }, + { 0xa808, 0x00000403 }, + { 0xa80c, 0x02001700 }, + { 0xa810, 0x05000200 }, + { 0xa814, 0x00000000 }, + { 0xa818, 0x00690500 }, + { 0xa81c, 0x0000007f }, + { 0xa820, 0x01002501 }, + { 0xa824, 0x00000300 }, + { 0xa828, 0x01000331 }, + { 0xa82c, 0x0000000c }, + { 0xa830, 0x00010016 }, + { 0xa834, 0x01100101 }, + { 0xa838, 0x00010103 }, + { 0xa83c, 0x00041300 }, + { 0xa840, 0x00000b30 }, + { 0xa844, 0x00000000 }, + { 0xa848, 0x7f000000 }, + { 0xa84c, 0x05000008 }, + { 0xa850, 0x00000001 }, + { 0xa854, 0x00000004 }, + { 0xa858, 0x00000007 }, + { 0xa85c, 0x00000000 }, + { 0xa860, 0x00010000 }, + { 0xa248, 0x0000221e }, + { 0xa900, 0x00000000 }, + { 0xa904, 0x00001c00 }, + { 0xa908, 0x00000000 }, + { 0xa90c, 0x06000000 }, + { 0xa910, 0x09000200 }, + { 0xa914, 0x00000000 }, + { 0xa918, 0x00590000 }, + { 0xa91c, 0x00000000 }, + { 0xa920, 0x04002501 }, + { 0xa924, 0x00000100 }, + { 0xa928, 0x03000410 }, + { 0xa92c, 0x00000000 }, + { 0xa930, 0x00020000 }, + { 0xa934, 0x02070106 }, + { 0xa938, 0x00010100 }, + { 0xa93c, 0x00401c00 }, + { 0xa940, 0x00000000 }, + { 0xa944, 0x00000000 }, + { 0xa948, 0x10000e00 }, + { 0xa94c, 0x02000004 }, + { 0xa950, 0x00000001 }, + { 0xa954, 0x00000004 }, + { 0xa960, 0x00060000 }, + { 0xaa3c, 0x00001c00 }, + { 0xaa54, 0x00000004 }, + { 0xaa60, 0x00060000 }, + { 0 } +}; + +static const struct gt_powermeter ivb_pm_gt2[] = { + { 0xa800, 0x10000000 }, + { 0xa804, 0x00033800 }, + { 0xa808, 0x00000902 }, + { 0xa80c, 0x0c002f00 }, + { 0xa810, 0x12000400 }, + { 0xa814, 0x00000000 }, + { 0xa818, 0x00d20800 }, + { 0xa81c, 0x00000002 }, + { 0xa820, 0x03004b02 }, + { 0xa824, 0x00000600 }, + { 0xa828, 0x07000773 }, + { 0xa82c, 0x00000000 }, + { 0xa830, 0x00010032 }, + { 0xa834, 0x1520040d }, + { 0xa838, 0x00020105 }, + { 0xa83c, 0x00083700 }, + { 0xa840, 0x0000151d }, + { 0xa844, 0x00000000 }, + { 0xa848, 0x20001b00 }, + { 0xa84c, 0x0a000010 }, + { 0xa850, 0x00000000 }, + { 0xa854, 0x00000008 }, + { 0xa858, 0x00000008 }, + { 0xa85c, 0x00000000 }, + { 0xa860, 0x00020000 }, + { 0xa248, 0x0000221e }, + { 0xa900, 0x00000000 }, + { 0xa904, 0x00003500 }, + { 0xa908, 0x00000000 }, + { 0xa90c, 0x0c000000 }, + { 0xa910, 0x12000500 }, + { 0xa914, 0x00000000 }, + { 0xa918, 0x00b20000 }, + { 0xa91c, 0x00000000 }, + { 0xa920, 0x08004b02 }, + { 0xa924, 0x00000200 }, + { 0xa928, 0x07000820 }, + { 0xa92c, 0x00000000 }, + { 0xa930, 0x00030000 }, + { 0xa934, 0x050f020d }, + { 0xa938, 0x00020300 }, + { 0xa93c, 0x00903900 }, + { 0xa940, 0x00000000 }, + { 0xa944, 0x00000000 }, + { 0xa948, 0x20001b00 }, + { 0xa94c, 0x0a000010 }, + { 0xa950, 0x00000000 }, + { 0xa954, 0x00000008 }, + { 0xa960, 0x00110000 }, + { 0xaa3c, 0x00003900 }, + { 0xaa54, 0x00000008 }, + { 0xaa60, 0x00110000 }, + { 0 } +}; + +static const struct gt_powermeter ivb_pm_gt2_17w[] = { + { 0xa800, 0x20000000 }, + { 0xa804, 0x000e3800 }, + { 0xa808, 0x00000806 }, + { 0xa80c, 0x0c002f00 }, + { 0xa810, 0x0c000800 }, + { 0xa814, 0x00000000 }, + { 0xa818, 0x00d20d00 }, + { 0xa81c, 0x000000ff }, + { 0xa820, 0x03004b02 }, + { 0xa824, 0x00000600 }, + { 0xa828, 0x07000773 }, + { 0xa82c, 0x00000000 }, + { 0xa830, 0x00020032 }, + { 0xa834, 0x1520040d }, + { 0xa838, 0x00020105 }, + { 0xa83c, 0x00083700 }, + { 0xa840, 0x000016ff }, + { 0xa844, 0x00000000 }, + { 0xa848, 0xff000000 }, + { 0xa84c, 0x0a000010 }, + { 0xa850, 0x00000002 }, + { 0xa854, 0x00000008 }, + { 0xa858, 0x0000000f }, + { 0xa85c, 0x00000000 }, + { 0xa860, 0x00020000 }, + { 0xa248, 0x0000221e }, + { 0xa900, 0x00000000 }, + { 0xa904, 0x00003800 }, + { 0xa908, 0x00000000 }, + { 0xa90c, 0x0c000000 }, + { 0xa910, 0x12000800 }, + { 0xa914, 0x00000000 }, + { 0xa918, 0x00b20000 }, + { 0xa91c, 0x00000000 }, + { 0xa920, 0x08004b02 }, + { 0xa924, 0x00000300 }, + { 0xa928, 0x01000820 }, + { 0xa92c, 0x00000000 }, + { 0xa930, 0x00030000 }, + { 0xa934, 0x15150406 }, + { 0xa938, 0x00020300 }, + { 0xa93c, 0x00903900 }, + { 0xa940, 0x00000000 }, + { 0xa944, 0x00000000 }, + { 0xa948, 0x20001b00 }, + { 0xa94c, 0x0a000010 }, + { 0xa950, 0x00000000 }, + { 0xa954, 0x00000008 }, + { 0xa960, 0x00110000 }, + { 0xaa3c, 0x00003900 }, + { 0xaa54, 0x00000008 }, + { 0xaa60, 0x00110000 }, + { 0 } +}; + +static const struct gt_powermeter ivb_pm_gt2_35w[] = { + { 0xa800, 0x00000000 }, + { 0xa804, 0x00030400 }, + { 0xa808, 0x00000806 }, + { 0xa80c, 0x0c002f00 }, + { 0xa810, 0x0c000300 }, + { 0xa814, 0x00000000 }, + { 0xa818, 0x00d20d00 }, + { 0xa81c, 0x000000ff }, + { 0xa820, 0x03004b02 }, + { 0xa824, 0x00000600 }, + { 0xa828, 0x07000773 }, + { 0xa82c, 0x00000000 }, + { 0xa830, 0x00020032 }, + { 0xa834, 0x1520040d }, + { 0xa838, 0x00020105 }, + { 0xa83c, 0x00083700 }, + { 0xa840, 0x000016ff }, + { 0xa844, 0x00000000 }, + { 0xa848, 0xff000000 }, + { 0xa84c, 0x0a000010 }, + { 0xa850, 0x00000001 }, + { 0xa854, 0x00000008 }, + { 0xa858, 0x00000008 }, + { 0xa85c, 0x00000000 }, + { 0xa860, 0x00020000 }, + { 0xa248, 0x0000221e }, + { 0xa900, 0x00000000 }, + { 0xa904, 0x00003800 }, + { 0xa908, 0x00000000 }, + { 0xa90c, 0x0c000000 }, + { 0xa910, 0x12000800 }, + { 0xa914, 0x00000000 }, + { 0xa918, 0x00b20000 }, + { 0xa91c, 0x00000000 }, + { 0xa920, 0x08004b02 }, + { 0xa924, 0x00000300 }, + { 0xa928, 0x01000820 }, + { 0xa92c, 0x00000000 }, + { 0xa930, 0x00030000 }, + { 0xa934, 0x15150406 }, + { 0xa938, 0x00020300 }, + { 0xa93c, 0x00903900 }, + { 0xa940, 0x00000000 }, + { 0xa944, 0x00000000 }, + { 0xa948, 0x20001b00 }, + { 0xa94c, 0x0a000010 }, + { 0xa950, 0x00000000 }, + { 0xa954, 0x00000008 }, + { 0xa960, 0x00110000 }, + { 0xaa3c, 0x00003900 }, + { 0xaa54, 0x00000008 }, + { 0xaa60, 0x00110000 }, + { 0 } +}; + +/* + * Some vga option roms are used for several chipsets but they only have one + * PCI ID in their header. If we encounter such an option rom, we need to do + * the mapping ourselves. + */ + +u32 map_oprom_vendev(u32 vendev) +{ + u32 new_vendev = vendev; + + switch (vendev) { + case 0x80860102: /* GT1 Desktop */ + case 0x8086010a: /* GT1 Server */ + case 0x80860112: /* GT2 Desktop */ + case 0x80860116: /* GT2 Mobile */ + case 0x80860122: /* GT2 Desktop >=1.3GHz */ + case 0x80860126: /* GT2 Mobile >=1.3GHz */ + case 0x80860156: /* IVB */ + case 0x80860166: /* IVB */ + /* Set to GT1 Mobile */ + new_vendev = 0x80860106; + break; + } + + return new_vendev; +} + +static inline u32 gtt_read(void *bar, u32 reg) +{ + return readl(bar + reg); +} + +static inline void gtt_write(void *bar, u32 reg, u32 data) +{ + writel(data, bar + reg); +} + +static void gtt_write_powermeter(void *bar, const struct gt_powermeter *pm) +{ + for (; pm && pm->reg; pm++) + gtt_write(bar, pm->reg, pm->value); +} + +#define GTT_RETRY 1000 +static int gtt_poll(void *bar, u32 reg, u32 mask, u32 value) +{ + unsigned try = GTT_RETRY; + u32 data; + + while (try--) { + data = gtt_read(bar, reg); + if ((data & mask) == value) + return 1; + udelay(10); + } + + printf("GT init timeout\n"); + return 0; +} + +static int gma_pm_init_pre_vbios(void *gtt_bar) +{ + u32 reg32; + + debug("GT Power Management Init, silicon = %#x\n", + bridge_silicon_revision()); + + if (bridge_silicon_revision() < IVB_STEP_C0) { + /* 1: Enable force wake */ + gtt_write(gtt_bar, 0xa18c, 0x00000001); + gtt_poll(gtt_bar, 0x130090, (1 << 0), (1 << 0)); + } else { + gtt_write(gtt_bar, 0xa180, 1 << 5); + gtt_write(gtt_bar, 0xa188, 0xffff0001); + gtt_poll(gtt_bar, 0x130040, (1 << 0), (1 << 0)); + } + + if ((bridge_silicon_revision() & BASE_REV_MASK) == BASE_REV_SNB) { + /* 1d: Set GTT+0x42004 [15:14]=11 (SnB C1+) */ + reg32 = gtt_read(gtt_bar, 0x42004); + reg32 |= (1 << 14) | (1 << 15); + gtt_write(gtt_bar, 0x42004, reg32); + } + + if (bridge_silicon_revision() >= IVB_STEP_A0) { + /* Display Reset Acknowledge Settings */ + reg32 = gtt_read(gtt_bar, 0x45010); + reg32 |= (1 << 1) | (1 << 0); + gtt_write(gtt_bar, 0x45010, reg32); + } + + /* 2: Get GT SKU from GTT+0x911c[13] */ + reg32 = gtt_read(gtt_bar, 0x911c); + if ((bridge_silicon_revision() & BASE_REV_MASK) == BASE_REV_SNB) { + if (reg32 & (1 << 13)) { + debug("SNB GT1 Power Meter Weights\n"); + gtt_write_powermeter(gtt_bar, snb_pm_gt1); + } else { + debug("SNB GT2 Power Meter Weights\n"); + gtt_write_powermeter(gtt_bar, snb_pm_gt2); + } + } else { + u32 unit = readl(MCHBAR_REG(0x5938)) & 0xf; + + if (reg32 & (1 << 13)) { + /* GT1 SKU */ + debug("IVB GT1 Power Meter Weights\n"); + gtt_write_powermeter(gtt_bar, ivb_pm_gt1); + } else { + /* GT2 SKU */ + u32 tdp = readl(MCHBAR_REG(0x5930)) & 0x7fff; + tdp /= (1 << unit); + + if (tdp <= 17) { + /* <=17W ULV */ + debug("IVB GT2 17W Power Meter Weights\n"); + gtt_write_powermeter(gtt_bar, ivb_pm_gt2_17w); + } else if ((tdp >= 25) && (tdp <= 35)) { + /* 25W-35W */ + debug("IVB GT2 25W-35W Power Meter Weights\n"); + gtt_write_powermeter(gtt_bar, ivb_pm_gt2_35w); + } else { + /* All others */ + debug("IVB GT2 35W Power Meter Weights\n"); + gtt_write_powermeter(gtt_bar, ivb_pm_gt2_35w); + } + } + } + + /* 3: Gear ratio map */ + gtt_write(gtt_bar, 0xa004, 0x00000010); + + /* 4: GFXPAUSE */ + gtt_write(gtt_bar, 0xa000, 0x00070020); + + /* 5: Dynamic EU trip control */ + gtt_write(gtt_bar, 0xa080, 0x00000004); + + /* 6: ECO bits */ + reg32 = gtt_read(gtt_bar, 0xa180); + reg32 |= (1 << 26) | (1 << 31); + /* (bit 20=1 for SNB step D1+ / IVB A0+) */ + if (bridge_silicon_revision() >= SNB_STEP_D1) + reg32 |= (1 << 20); + gtt_write(gtt_bar, 0xa180, reg32); + + /* 6a: for SnB step D2+ only */ + if (((bridge_silicon_revision() & BASE_REV_MASK) == BASE_REV_SNB) && + (bridge_silicon_revision() >= SNB_STEP_D2)) { + reg32 = gtt_read(gtt_bar, 0x9400); + reg32 |= (1 << 7); + gtt_write(gtt_bar, 0x9400, reg32); + + reg32 = gtt_read(gtt_bar, 0x941c); + reg32 &= 0xf; + reg32 |= (1 << 1); + gtt_write(gtt_bar, 0x941c, reg32); + gtt_poll(gtt_bar, 0x941c, (1 << 1), (0 << 1)); + } + + if ((bridge_silicon_revision() & BASE_REV_MASK) == BASE_REV_IVB) { + reg32 = gtt_read(gtt_bar, 0x907c); + reg32 |= (1 << 16); + gtt_write(gtt_bar, 0x907c, reg32); + + /* 6b: Clocking reset controls */ + gtt_write(gtt_bar, 0x9424, 0x00000001); + } else { + /* 6b: Clocking reset controls */ + gtt_write(gtt_bar, 0x9424, 0x00000000); + } + + /* 7 */ + if (gtt_poll(gtt_bar, 0x138124, (1 << 31), (0 << 31))) { + gtt_write(gtt_bar, 0x138128, 0x00000029); /* Mailbox Data */ + /* Mailbox Cmd for RC6 VID */ + gtt_write(gtt_bar, 0x138124, 0x80000004); + if (gtt_poll(gtt_bar, 0x138124, (1 << 31), (0 << 31))) + gtt_write(gtt_bar, 0x138124, 0x8000000a); + gtt_poll(gtt_bar, 0x138124, (1 << 31), (0 << 31)); + } + + /* 8 */ + gtt_write(gtt_bar, 0xa090, 0x00000000); /* RC Control */ + gtt_write(gtt_bar, 0xa098, 0x03e80000); /* RC1e Wake Rate Limit */ + gtt_write(gtt_bar, 0xa09c, 0x0028001e); /* RC6/6p Wake Rate Limit */ + gtt_write(gtt_bar, 0xa0a0, 0x0000001e); /* RC6pp Wake Rate Limit */ + gtt_write(gtt_bar, 0xa0a8, 0x0001e848); /* RC Evaluation Interval */ + gtt_write(gtt_bar, 0xa0ac, 0x00000019); /* RC Idle Hysteresis */ + + /* 9 */ + gtt_write(gtt_bar, 0x2054, 0x0000000a); /* Render Idle Max Count */ + gtt_write(gtt_bar, 0x12054, 0x0000000a); /* Video Idle Max Count */ + gtt_write(gtt_bar, 0x22054, 0x0000000a); /* Blitter Idle Max Count */ + + /* 10 */ + gtt_write(gtt_bar, 0xa0b0, 0x00000000); /* Unblock Ack to Busy */ + gtt_write(gtt_bar, 0xa0b4, 0x000003e8); /* RC1e Threshold */ + gtt_write(gtt_bar, 0xa0b8, 0x0000c350); /* RC6 Threshold */ + gtt_write(gtt_bar, 0xa0bc, 0x000186a0); /* RC6p Threshold */ + gtt_write(gtt_bar, 0xa0c0, 0x0000fa00); /* RC6pp Threshold */ + + /* 11 */ + gtt_write(gtt_bar, 0xa010, 0x000f4240); /* RP Down Timeout */ + gtt_write(gtt_bar, 0xa014, 0x12060000); /* RP Interrupt Limits */ + gtt_write(gtt_bar, 0xa02c, 0x00015f90); /* RP Up Threshold */ + gtt_write(gtt_bar, 0xa030, 0x000186a0); /* RP Down Threshold */ + gtt_write(gtt_bar, 0xa068, 0x000186a0); /* RP Up EI */ + gtt_write(gtt_bar, 0xa06c, 0x000493e0); /* RP Down EI */ + gtt_write(gtt_bar, 0xa070, 0x0000000a); /* RP Idle Hysteresis */ + + /* 11a: Enable Render Standby (RC6) */ + if ((bridge_silicon_revision() & BASE_REV_MASK) == BASE_REV_IVB) { + /* + * IvyBridge should also support DeepRenderStandby. + * + * Unfortunately it does not work reliably on all SKUs so + * disable it here and it can be enabled by the kernel. + */ + gtt_write(gtt_bar, 0xa090, 0x88040000); /* HW RC Control */ + } else { + gtt_write(gtt_bar, 0xa090, 0x88040000); /* HW RC Control */ + } + + /* 12: Normal Frequency Request */ + /* RPNFREQ_VAL comes from MCHBAR 0x5998 23:16 (8 bits!? use 7) */ + reg32 = readl(MCHBAR_REG(0x5998)); + reg32 >>= 16; + reg32 &= 0xef; + reg32 <<= 25; + gtt_write(gtt_bar, 0xa008, reg32); + + /* 13: RP Control */ + gtt_write(gtt_bar, 0xa024, 0x00000592); + + /* 14: Enable PM Interrupts */ + gtt_write(gtt_bar, 0x4402c, 0x03000076); + + /* Clear 0x6c024 [8:6] */ + reg32 = gtt_read(gtt_bar, 0x6c024); + reg32 &= ~0x000001c0; + gtt_write(gtt_bar, 0x6c024, reg32); + + return 0; +} + +int gma_pm_init_post_vbios(void *gtt_bar, const void *blob, int node) +{ + u32 reg32, cycle_delay; + + debug("GT Power Management Init (post VBIOS)\n"); + + /* 15: Deassert Force Wake */ + if (bridge_silicon_revision() < IVB_STEP_C0) { + gtt_write(gtt_bar, 0xa18c, gtt_read(gtt_bar, 0xa18c) & ~1); + gtt_poll(gtt_bar, 0x130090, (1 << 0), (0 << 0)); + } else { + gtt_write(gtt_bar, 0xa188, 0x1fffe); + if (gtt_poll(gtt_bar, 0x130040, (1 << 0), (0 << 0))) { + gtt_write(gtt_bar, 0xa188, + gtt_read(gtt_bar, 0xa188) | 1); + } + } + + /* 16: SW RC Control */ + gtt_write(gtt_bar, 0xa094, 0x00060000); + + /* Setup Digital Port Hotplug */ + reg32 = gtt_read(gtt_bar, 0xc4030); + if (!reg32) { + u32 dp_hotplug[3]; + + if (fdtdec_get_int_array(blob, node, "intel,dp_hotplug", + dp_hotplug, ARRAY_SIZE(dp_hotplug))) + return -EINVAL; + + reg32 = (dp_hotplug[0] & 0x7) << 2; + reg32 |= (dp_hotplug[0] & 0x7) << 10; + reg32 |= (dp_hotplug[0] & 0x7) << 18; + gtt_write(gtt_bar, 0xc4030, reg32); + } + + /* Setup Panel Power On Delays */ + reg32 = gtt_read(gtt_bar, 0xc7208); + if (!reg32) { + reg32 = (unsigned)fdtdec_get_int(blob, node, + "panel-port-select", 0) << 30; + reg32 |= fdtdec_get_int(blob, node, "panel-power-up-delay", 0) + << 16; + reg32 |= fdtdec_get_int(blob, node, + "panel-power-backlight-on-delay", 0); + gtt_write(gtt_bar, 0xc7208, reg32); + } + + /* Setup Panel Power Off Delays */ + reg32 = gtt_read(gtt_bar, 0xc720c); + if (!reg32) { + reg32 = fdtdec_get_int(blob, node, "panel-power-down-delay", 0) + << 16; + reg32 |= fdtdec_get_int(blob, node, + "panel-power-backlight-off-delay", 0); + gtt_write(gtt_bar, 0xc720c, reg32); + } + + /* Setup Panel Power Cycle Delay */ + cycle_delay = fdtdec_get_int(blob, node, + "intel,panel-power-cycle-delay", 0); + if (cycle_delay) { + reg32 = gtt_read(gtt_bar, 0xc7210); + reg32 &= ~0xff; + reg32 |= cycle_delay; + gtt_write(gtt_bar, 0xc7210, reg32); + } + + /* Enable Backlight if needed */ + reg32 = fdtdec_get_int(blob, node, "intel,cpu-backlight", 0); + if (reg32) { + gtt_write(gtt_bar, 0x48250, (1 << 31)); + gtt_write(gtt_bar, 0x48254, reg32); + } + reg32 = fdtdec_get_int(blob, node, "intel,pch-backlight", 0); + if (reg32) { + gtt_write(gtt_bar, 0xc8250, (1 << 31)); + gtt_write(gtt_bar, 0xc8254, reg32); + } + + return 0; +} + +/* + * Some vga option roms are used for several chipsets but they only have one + * PCI ID in their header. If we encounter such an option rom, we need to do + * the mapping ourselves. + */ + +uint32_t board_map_oprom_vendev(uint32_t vendev) +{ + switch (vendev) { + case 0x80860102: /* GT1 Desktop */ + case 0x8086010a: /* GT1 Server */ + case 0x80860112: /* GT2 Desktop */ + case 0x80860116: /* GT2 Mobile */ + case 0x80860122: /* GT2 Desktop >=1.3GHz */ + case 0x80860126: /* GT2 Mobile >=1.3GHz */ + case 0x80860156: /* IVB */ + case 0x80860166: /* IVB */ + return 0x80860106; /* GT1 Mobile */ + } + + return vendev; +} + +static int int15_handler(void) +{ + int res = 0; + + debug("%s: INT15 function %04x!\n", __func__, M.x86.R_AX); + + switch (M.x86.R_AX) { + case 0x5f34: + /* + * Set Panel Fitting Hook: + * bit 2 = Graphics Stretching + * bit 1 = Text Stretching + * bit 0 = Centering (do not set with bit1 or bit2) + * 0 = video bios default + */ + M.x86.R_AX = 0x005f; + M.x86.R_CL = 0x00; /* Use video bios default */ + res = 1; + break; + case 0x5f35: + /* + * Boot Display Device Hook: + * bit 0 = CRT + * bit 1 = TV (eDP) + * bit 2 = EFP + * bit 3 = LFP + * bit 4 = CRT2 + * bit 5 = TV2 (eDP) + * bit 6 = EFP2 + * bit 7 = LFP2 + */ + M.x86.R_AX = 0x005f; + M.x86.R_CX = 0x0000; /* Use video bios default */ + res = 1; + break; + case 0x5f51: + /* + * Hook to select active LFP configuration: + * 00h = No LVDS, VBIOS does not enable LVDS + * 01h = Int-LVDS, LFP driven by integrated LVDS decoder + * 02h = SVDO-LVDS, LFP driven by SVDO decoder + * 03h = eDP, LFP Driven by Int-DisplayPort encoder + */ + M.x86.R_AX = 0x005f; + M.x86.R_CX = 0x0003; /* eDP */ + res = 1; + break; + case 0x5f70: + switch (M.x86.R_CH) { + case 0: + /* Get Mux */ + M.x86.R_AX = 0x005f; + M.x86.R_CX = 0x0000; + res = 1; + break; + case 1: + /* Set Mux */ + M.x86.R_AX = 0x005f; + M.x86.R_CX = 0x0000; + res = 1; + break; + case 2: + /* Get SG/Non-SG mode */ + M.x86.R_AX = 0x005f; + M.x86.R_CX = 0x0000; + res = 1; + break; + default: + /* Interrupt was not handled */ + debug("Unknown INT15 5f70 function: 0x%02x\n", + M.x86.R_CH); + break; + } + break; + case 0x5fac: + res = 1; + break; + default: + debug("Unknown INT15 function %04x!\n", M.x86.R_AX); + break; + } + return res; +} + +int gma_func0_init(pci_dev_t dev, struct pci_controller *hose, + const void *blob, int node) +{ + void *gtt_bar; + u32 reg32; + int ret; + + /* IGD needs to be Bus Master */ + reg32 = pci_read_config32(dev, PCI_COMMAND); + reg32 |= PCI_COMMAND_MASTER | PCI_COMMAND_MEMORY | PCI_COMMAND_IO; + pci_write_config32(dev, PCI_COMMAND, reg32); + + gtt_bar = (void *)pci_read_bar32(pci_bus_to_hose(0), dev, 0); + debug("GT bar %p\n", gtt_bar); + ret = gma_pm_init_pre_vbios(gtt_bar); + if (ret) + return ret; + + ret = pci_run_vga_bios(dev, int15_handler, false); + + /* Post VBIOS init */ + ret = gma_pm_init_post_vbios(gtt_bar, blob, node); + if (ret) + return ret; + + return 0; +} diff --git a/arch/x86/cpu/ivybridge/gma.h b/arch/x86/cpu/ivybridge/gma.h new file mode 100644 index 0000000..e7ec649 --- /dev/null +++ b/arch/x86/cpu/ivybridge/gma.h @@ -0,0 +1,156 @@ +/* + * From Coreboot file of the same name + * + * Copyright (C) 2012 Chromium OS Authors + * + * SPDX-License-Identifier: GPL-2.0 + */ + +/* mailbox 0: header */ +__packed struct opregion_header { + u8 signature[16]; + u32 size; + u32 version; + u8 sbios_version[32]; + u8 vbios_version[16]; + u8 driver_version[16]; + u32 mailboxes; + u8 reserved[164]; +}; + +#define IGD_OPREGION_SIGNATURE "IntelGraphicsMem" +#define IGD_OPREGION_VERSION 2 + +#define IGD_MBOX1 (1 << 0) +#define IGD_MBOX2 (1 << 1) +#define IGD_MBOX3 (1 << 2) +#define IGD_MBOX4 (1 << 3) +#define IGD_MBOX5 (1 << 4) + +#define MAILBOXES_MOBILE (IGD_MBOX1 | IGD_MBOX2 | IGD_MBOX3 | \ + IGD_MBOX4 | IGD_MBOX5) +#define MAILBOXES_DESKTOP (IGD_MBOX2 | IGD_MBOX4) + +#define SBIOS_VERSION_SIZE 32 + +/* mailbox 1: public acpi methods */ +__packed struct opregion_mailbox1 { + u32 drdy; + u32 csts; + u32 cevt; + u8 reserved1[20]; + u32 didl[8]; + u32 cpdl[8]; + u32 cadl[8]; + u32 nadl[8]; + u32 aslp; + u32 tidx; + u32 chpd; + u32 clid; + u32 cdck; + u32 sxsw; + u32 evts; + u32 cnot; + u32 nrdy; + u8 reserved2[60]; +}; + +/* mailbox 2: software sci interface */ +__packed struct opregion_mailbox2 { + u32 scic; + u32 parm; + u32 dslp; + u8 reserved[244]; +}; + +/* mailbox 3: power conservation */ +__packed struct opregion_mailbox3 { + u32 ardy; + u32 aslc; + u32 tche; + u32 alsi; + u32 bclp; + u32 pfit; + u32 cblv; + u16 bclm[20]; + u32 cpfm; + u32 epfm; + u8 plut[74]; + u32 pfmb; + u32 ccdv; + u32 pcft; + u8 reserved[94]; +}; + +#define IGD_BACKLIGHT_BRIGHTNESS 0xff +#define IGD_INITIAL_BRIGHTNESS 0x64 + +#define IGD_FIELD_VALID (1 << 31) +#define IGD_WORD_FIELD_VALID (1 << 15) +#define IGD_PFIT_STRETCH 6 + +/* mailbox 4: vbt */ +__packed struct { + u8 gvd1[7168]; +} opregion_vbt_t; + +/* IGD OpRegion */ +__packed struct igd_opregion { + opregion_header_t header; + opregion_mailbox1_t mailbox1; + opregion_mailbox2_t mailbox2; + opregion_mailbox3_t mailbox3; + opregion_vbt_t vbt; +}; + +/* Intel Video BIOS (Option ROM) */ +__packed struct optionrom_header { + u16 signature; + u8 size; + u8 reserved[21]; + u16 pcir_offset; + u16 vbt_offset; +}; + +#define OPROM_SIGNATURE 0xaa55 + +__packed struct optionrom_pcir { + u32 signature; + u16 vendor; + u16 device; + u16 reserved1; + u16 length; + u8 revision; + u8 classcode[3]; + u16 imagelength; + u16 coderevision; + u8 codetype; + u8 indicator; + u16 reserved2; +}; + +__packed struct optionrom_vbt { + u8 hdr_signature[20]; + u16 hdr_version; + u16 hdr_size; + u16 hdr_vbt_size; + u8 hdr_vbt_checksum; + u8 hdr_reserved; + u32 hdr_vbt_datablock; + u32 hdr_aim[4]; + u8 datahdr_signature[16]; + u16 datahdr_version; + u16 datahdr_size; + u16 datahdr_datablocksize; + u8 coreblock_id; + u16 coreblock_size; + u16 coreblock_biossize; + u8 coreblock_biostype; + u8 coreblock_releasestatus; + u8 coreblock_hwsupported; + u8 coreblock_integratedhw; + u8 coreblock_biosbuild[4]; + u8 coreblock_biossignon[155]; +}; + +#define VBT_SIGNATURE 0x54425624 diff --git a/arch/x86/cpu/ivybridge/lpc.c b/arch/x86/cpu/ivybridge/lpc.c index 621ef2c..43fdd31 100644 --- a/arch/x86/cpu/ivybridge/lpc.c +++ b/arch/x86/cpu/ivybridge/lpc.c @@ -9,10 +9,460 @@ #include <common.h> #include <errno.h> #include <fdtdec.h> +#include <rtc.h> #include <pci.h> +#include <asm/acpi.h> +#include <asm/interrupt.h> +#include <asm/io.h> +#include <asm/ioapic.h> #include <asm/pci.h> #include <asm/arch/pch.h> +#define NMI_OFF 0 + +#define ENABLE_ACPI_MODE_IN_COREBOOT 0 +#define TEST_SMM_FLASH_LOCKDOWN 0 + +static int pch_enable_apic(pci_dev_t dev) +{ + u32 reg32; + int i; + + /* Enable ACPI I/O and power management. Set SCI IRQ to IRQ9 */ + pci_write_config8(dev, ACPI_CNTL, 0x80); + + writel(0, IO_APIC_INDEX); + writel(1 << 25, IO_APIC_DATA); + + /* affirm full set of redirection table entries ("write once") */ + writel(1, IO_APIC_INDEX); + reg32 = readl(IO_APIC_DATA); + writel(1, IO_APIC_INDEX); + writel(reg32, IO_APIC_DATA); + + writel(0, IO_APIC_INDEX); + reg32 = readl(IO_APIC_DATA); + debug("PCH APIC ID = %x\n", (reg32 >> 24) & 0x0f); + if (reg32 != (1 << 25)) { + printf("APIC Error - cannot write to registers\n"); + return -EPERM; + } + + debug("Dumping IOAPIC registers\n"); + for (i = 0; i < 3; i++) { + writel(i, IO_APIC_INDEX); + debug(" reg 0x%04x:", i); + reg32 = readl(IO_APIC_DATA); + debug(" 0x%08x\n", reg32); + } + + /* Select Boot Configuration register. */ + writel(3, IO_APIC_INDEX); + + /* Use Processor System Bus to deliver interrupts. */ + writel(1, IO_APIC_DATA); + + return 0; +} + +static void pch_enable_serial_irqs(pci_dev_t dev) +{ + u32 value; + + /* Set packet length and toggle silent mode bit for one frame. */ + value = (1 << 7) | (1 << 6) | ((21 - 17) << 2) | (0 << 0); +#ifdef CONFIG_SERIRQ_CONTINUOUS_MODE + pci_write_config8(dev, SERIRQ_CNTL, value); +#else + pci_write_config8(dev, SERIRQ_CNTL, value | (1 << 6)); +#endif +} + +static int pch_pirq_init(const void *blob, int node, pci_dev_t dev) +{ + uint8_t route[8], *ptr; + + if (fdtdec_get_byte_array(blob, node, "intel,pirq-routing", route, + sizeof(route))) + return -EINVAL; + ptr = route; + pci_write_config8(dev, PIRQA_ROUT, *ptr++); + pci_write_config8(dev, PIRQB_ROUT, *ptr++); + pci_write_config8(dev, PIRQC_ROUT, *ptr++); + pci_write_config8(dev, PIRQD_ROUT, *ptr++); + + pci_write_config8(dev, PIRQE_ROUT, *ptr++); + pci_write_config8(dev, PIRQF_ROUT, *ptr++); + pci_write_config8(dev, PIRQG_ROUT, *ptr++); + pci_write_config8(dev, PIRQH_ROUT, *ptr++); + + /* + * TODO(sjg@chromium.org): U-Boot does not set up the interrupts + * here. It's unclear if it is needed + */ + return 0; +} + +static int pch_gpi_routing(const void *blob, int node, pci_dev_t dev) +{ + u8 route[16]; + u32 reg; + int gpi; + + if (fdtdec_get_byte_array(blob, node, "intel,gpi-routing", route, + sizeof(route))) + return -EINVAL; + + for (reg = 0, gpi = 0; gpi < ARRAY_SIZE(route); gpi++) + reg |= route[gpi] << (gpi * 2); + + pci_write_config32(dev, 0xb8, reg); + + return 0; +} + +static int pch_power_options(const void *blob, int node, pci_dev_t dev) +{ + u8 reg8; + u16 reg16, pmbase; + u32 reg32; + const char *state; + int pwr_on; + int nmi_option; + int ret; + + /* + * Which state do we want to goto after g3 (power restored)? + * 0 == S0 Full On + * 1 == S5 Soft Off + * + * If the option is not existent (Laptops), use Kconfig setting. + * TODO(sjg@chromium.org): Make this configurable + */ + pwr_on = MAINBOARD_POWER_ON; + + reg16 = pci_read_config16(dev, GEN_PMCON_3); + reg16 &= 0xfffe; + switch (pwr_on) { + case MAINBOARD_POWER_OFF: + reg16 |= 1; + state = "off"; + break; + case MAINBOARD_POWER_ON: + reg16 &= ~1; + state = "on"; + break; + case MAINBOARD_POWER_KEEP: + reg16 &= ~1; + state = "state keep"; + break; + default: + state = "undefined"; + } + + reg16 &= ~(3 << 4); /* SLP_S4# Assertion Stretch 4s */ + reg16 |= (1 << 3); /* SLP_S4# Assertion Stretch Enable */ + + reg16 &= ~(1 << 10); + reg16 |= (1 << 11); /* SLP_S3# Min Assertion Width 50ms */ + + reg16 |= (1 << 12); /* Disable SLP stretch after SUS well */ + + pci_write_config16(dev, GEN_PMCON_3, reg16); + debug("Set power %s after power failure.\n", state); + + /* Set up NMI on errors. */ + reg8 = inb(0x61); + reg8 &= 0x0f; /* Higher Nibble must be 0 */ + reg8 &= ~(1 << 3); /* IOCHK# NMI Enable */ + reg8 |= (1 << 2); /* PCI SERR# Disable for now */ + outb(reg8, 0x61); + + reg8 = inb(0x70); + /* TODO(sjg@chromium.org): Make this configurable */ + nmi_option = NMI_OFF; + if (nmi_option) { + debug("NMI sources enabled.\n"); + reg8 &= ~(1 << 7); /* Set NMI. */ + } else { + debug("NMI sources disabled.\n"); + /* Can't mask NMI from PCI-E and NMI_NOW */ + reg8 |= (1 << 7); + } + outb(reg8, 0x70); + + /* Enable CPU_SLP# and Intel Speedstep, set SMI# rate down */ + reg16 = pci_read_config16(dev, GEN_PMCON_1); + reg16 &= ~(3 << 0); /* SMI# rate 1 minute */ + reg16 &= ~(1 << 10); /* Disable BIOS_PCI_EXP_EN for native PME */ +#if DEBUG_PERIODIC_SMIS + /* Set DEBUG_PERIODIC_SMIS in pch.h to debug using periodic SMIs */ + reg16 |= (3 << 0); /* Periodic SMI every 8s */ +#endif + pci_write_config16(dev, GEN_PMCON_1, reg16); + + /* Set the board's GPI routing. */ + ret = pch_gpi_routing(blob, node, dev); + if (ret) + return ret; + + pmbase = pci_read_config16(dev, 0x40) & 0xfffe; + + writel(pmbase + GPE0_EN, fdtdec_get_int(blob, node, + "intel,gpe0-enable", 0)); + writew(pmbase + ALT_GP_SMI_EN, fdtdec_get_int(blob, node, + "intel,alt-gp-smi-enable", 0)); + + /* Set up power management block and determine sleep mode */ + reg32 = inl(pmbase + 0x04); /* PM1_CNT */ + reg32 &= ~(7 << 10); /* SLP_TYP */ + reg32 |= (1 << 0); /* SCI_EN */ + outl(reg32, pmbase + 0x04); + + /* Clear magic status bits to prevent unexpected wake */ + setbits_le32(RCB_REG(0x3310), (1 << 4) | (1 << 5) | (1 << 0)); + clrbits_le32(RCB_REG(0x3f02), 0xf); + + return 0; +} + +static void pch_rtc_init(pci_dev_t dev) +{ + int rtc_failed; + u8 reg8; + + reg8 = pci_read_config8(dev, GEN_PMCON_3); + rtc_failed = reg8 & RTC_BATTERY_DEAD; + if (rtc_failed) { + reg8 &= ~RTC_BATTERY_DEAD; + pci_write_config8(dev, GEN_PMCON_3, reg8); + } + debug("rtc_failed = 0x%x\n", rtc_failed); + +#if CONFIG_HAVE_ACPI_RESUME + /* Avoid clearing pending interrupts and resetting the RTC control + * register in the resume path because the Linux kernel relies on + * this to know if it should restart the RTC timerqueue if the wake + * was due to the RTC alarm. + */ + if (acpi_get_slp_type() == 3) + return; +#endif + /* TODO: Handle power failure */ + if (rtc_failed) + printf("RTC power failed\n"); + rtc_init(); +} + +/* CougarPoint PCH Power Management init */ +static void cpt_pm_init(pci_dev_t dev) +{ + debug("CougarPoint PM init\n"); + pci_write_config8(dev, 0xa9, 0x47); + setbits_le32(RCB_REG(0x2238), (1 << 6) | (1 << 0)); + + setbits_le32(RCB_REG(0x228c), 1 << 0); + setbits_le32(RCB_REG(0x1100), (1 << 13) | (1 << 14)); + setbits_le32(RCB_REG(0x0900), 1 << 14); + writel(0xc0388400, RCB_REG(0x2304)); + setbits_le32(RCB_REG(0x2314), (1 << 5) | (1 << 18)); + setbits_le32(RCB_REG(0x2320), (1 << 15) | (1 << 1)); + clrsetbits_le32(RCB_REG(0x3314), ~0x1f, 0xf); + writel(0x050f0000, RCB_REG(0x3318)); + writel(0x04000000, RCB_REG(0x3324)); + setbits_le32(RCB_REG(0x3340), 0xfffff); + setbits_le32(RCB_REG(0x3344), 1 << 1); + + writel(0x0001c000, RCB_REG(0x3360)); + writel(0x00061100, RCB_REG(0x3368)); + writel(0x7f8fdfff, RCB_REG(0x3378)); + writel(0x000003fc, RCB_REG(0x337c)); + writel(0x00001000, RCB_REG(0x3388)); + writel(0x0001c000, RCB_REG(0x3390)); + writel(0x00000800, RCB_REG(0x33a0)); + writel(0x00001000, RCB_REG(0x33b0)); + writel(0x00093900, RCB_REG(0x33c0)); + writel(0x24653002, RCB_REG(0x33cc)); + writel(0x062108fe, RCB_REG(0x33d0)); + clrsetbits_le32(RCB_REG(0x33d4), 0x0fff0fff, 0x00670060); + writel(0x01010000, RCB_REG(0x3a28)); + writel(0x01010404, RCB_REG(0x3a2c)); + writel(0x01041041, RCB_REG(0x3a80)); + clrsetbits_le32(RCB_REG(0x3a84), 0x0000ffff, 0x00001001); + setbits_le32(RCB_REG(0x3a84), 1 << 24); /* SATA 2/3 disabled */ + setbits_le32(RCB_REG(0x3a88), 1 << 0); /* SATA 4/5 disabled */ + writel(0x00000001, RCB_REG(0x3a6c)); + clrsetbits_le32(RCB_REG(0x2344), ~0x00ffff00, 0xff00000c); + clrsetbits_le32(RCB_REG(0x80c), 0xff << 20, 0x11 << 20); + writel(0, RCB_REG(0x33c8)); + setbits_le32(RCB_REG(0x21b0), 0xf); +} + +/* PantherPoint PCH Power Management init */ +static void ppt_pm_init(pci_dev_t dev) +{ + debug("PantherPoint PM init\n"); + pci_write_config8(dev, 0xa9, 0x47); + setbits_le32(RCB_REG(0x2238), 1 << 0); + setbits_le32(RCB_REG(0x228c), 1 << 0); + setbits_le16(RCB_REG(0x1100), (1 << 13) | (1 << 14)); + setbits_le16(RCB_REG(0x0900), 1 << 14); + writel(0xc03b8400, RCB_REG(0x2304)); + setbits_le32(RCB_REG(0x2314), (1 << 5) | (1 << 18)); + setbits_le32(RCB_REG(0x2320), (1 << 15) | (1 << 1)); + clrsetbits_le32(RCB_REG(0x3314), 0x1f, 0xf); + writel(0x054f0000, RCB_REG(0x3318)); + writel(0x04000000, RCB_REG(0x3324)); + setbits_le32(RCB_REG(0x3340), 0xfffff); + setbits_le32(RCB_REG(0x3344), (1 << 1) | (1 << 0)); + writel(0x0001c000, RCB_REG(0x3360)); + writel(0x00061100, RCB_REG(0x3368)); + writel(0x7f8fdfff, RCB_REG(0x3378)); + writel(0x000003fd, RCB_REG(0x337c)); + writel(0x00001000, RCB_REG(0x3388)); + writel(0x0001c000, RCB_REG(0x3390)); + writel(0x00000800, RCB_REG(0x33a0)); + writel(0x00001000, RCB_REG(0x33b0)); + writel(0x00093900, RCB_REG(0x33c0)); + writel(0x24653002, RCB_REG(0x33cc)); + writel(0x067388fe, RCB_REG(0x33d0)); + clrsetbits_le32(RCB_REG(0x33d4), 0x0fff0fff, 0x00670060); + writel(0x01010000, RCB_REG(0x3a28)); + writel(0x01010404, RCB_REG(0x3a2c)); + writel(0x01040000, RCB_REG(0x3a80)); + clrsetbits_le32(RCB_REG(0x3a84), 0x0000ffff, 0x00001001); + /* SATA 2/3 disabled */ + setbits_le32(RCB_REG(0x3a84), 1 << 24); + /* SATA 4/5 disabled */ + setbits_le32(RCB_REG(0x3a88), 1 << 0); + writel(0x00000001, RCB_REG(0x3a6c)); + clrsetbits_le32(RCB_REG(0x2344), 0xff0000ff, 0xff00000c); + clrsetbits_le32(RCB_REG(0x80c), 0xff << 20, 0x11 << 20); + setbits_le32(RCB_REG(0x33a4), (1 << 0)); + writel(0, RCB_REG(0x33c8)); + setbits_le32(RCB_REG(0x21b0), 0xf); +} + +static void enable_hpet(void) +{ + /* Move HPET to default address 0xfed00000 and enable it */ + clrsetbits_le32(RCB_REG(HPTC), 3 << 0, 1 << 7); +} + +static void enable_clock_gating(pci_dev_t dev) +{ + u32 reg32; + u16 reg16; + + setbits_le32(RCB_REG(0x2234), 0xf); + + reg16 = pci_read_config16(dev, GEN_PMCON_1); + reg16 |= (1 << 2) | (1 << 11); + pci_write_config16(dev, GEN_PMCON_1, reg16); + + pch_iobp_update(0xEB007F07, ~0UL, (1 << 31)); + pch_iobp_update(0xEB004000, ~0UL, (1 << 7)); + pch_iobp_update(0xEC007F07, ~0UL, (1 << 31)); + pch_iobp_update(0xEC004000, ~0UL, (1 << 7)); + + reg32 = readl(RCB_REG(CG)); + reg32 |= (1 << 31); + reg32 |= (1 << 29) | (1 << 28); + reg32 |= (1 << 27) | (1 << 26) | (1 << 25) | (1 << 24); + reg32 |= (1 << 16); + reg32 |= (1 << 17); + reg32 |= (1 << 18); + reg32 |= (1 << 22); + reg32 |= (1 << 23); + reg32 &= ~(1 << 20); + reg32 |= (1 << 19); + reg32 |= (1 << 0); + reg32 |= (0xf << 1); + writel(reg32, RCB_REG(CG)); + + setbits_le32(RCB_REG(0x38c0), 0x7); + setbits_le32(RCB_REG(0x36d4), 0x6680c004); + setbits_le32(RCB_REG(0x3564), 0x3); +} + +#if CONFIG_HAVE_SMI_HANDLER +static void pch_lock_smm(pci_dev_t dev) +{ +#if TEST_SMM_FLASH_LOCKDOWN + u8 reg8; +#endif + + if (acpi_slp_type != 3) { +#if ENABLE_ACPI_MODE_IN_COREBOOT + debug("Enabling ACPI via APMC:\n"); + outb(0xe1, 0xb2); /* Enable ACPI mode */ + debug("done.\n"); +#else + debug("Disabling ACPI via APMC:\n"); + outb(0x1e, 0xb2); /* Disable ACPI mode */ + debug("done.\n"); +#endif + } + + /* Don't allow evil boot loaders, kernels, or + * userspace applications to deceive us: + */ + smm_lock(); + +#if TEST_SMM_FLASH_LOCKDOWN + /* Now try this: */ + debug("Locking BIOS to RO... "); + reg8 = pci_read_config8(dev, 0xdc); /* BIOS_CNTL */ + debug(" BLE: %s; BWE: %s\n", (reg8 & 2) ? "on" : "off", + (reg8 & 1) ? "rw" : "ro"); + reg8 &= ~(1 << 0); /* clear BIOSWE */ + pci_write_config8(dev, 0xdc, reg8); + reg8 |= (1 << 1); /* set BLE */ + pci_write_config8(dev, 0xdc, reg8); + debug("ok.\n"); + reg8 = pci_read_config8(dev, 0xdc); /* BIOS_CNTL */ + debug(" BLE: %s; BWE: %s\n", (reg8 & 2) ? "on" : "off", + (reg8 & 1) ? "rw" : "ro"); + + debug("Writing:\n"); + writeb(0, 0xfff00000); + debug("Testing:\n"); + reg8 |= (1 << 0); /* set BIOSWE */ + pci_write_config8(dev, 0xdc, reg8); + + reg8 = pci_read_config8(dev, 0xdc); /* BIOS_CNTL */ + debug(" BLE: %s; BWE: %s\n", (reg8 & 2) ? "on" : "off", + (reg8 & 1) ? "rw" : "ro"); + debug("Done.\n"); +#endif +} +#endif + +static void pch_disable_smm_only_flashing(pci_dev_t dev) +{ + u8 reg8; + + debug("Enabling BIOS updates outside of SMM... "); + reg8 = pci_read_config8(dev, 0xdc); /* BIOS_CNTL */ + reg8 &= ~(1 << 5); + pci_write_config8(dev, 0xdc, reg8); +} + +static void pch_fixups(pci_dev_t dev) +{ + u8 gen_pmcon_2; + + /* Indicate DRAM init done for MRC S3 to know it can resume */ + gen_pmcon_2 = pci_read_config8(dev, GEN_PMCON_2); + gen_pmcon_2 |= (1 << 7); + pci_write_config8(dev, GEN_PMCON_2, gen_pmcon_2); + + /* Enable DMI ASPM in the PCH */ + clrbits_le32(RCB_REG(0x2304), 1 << 10); + setbits_le32(RCB_REG(0x21a4), (1 << 11) | (1 << 10)); + setbits_le32(RCB_REG(0x21a8), 0x3); +} + int lpc_early_init(const void *blob, int node, pci_dev_t dev) { struct reg_info { @@ -22,7 +472,7 @@ int lpc_early_init(const void *blob, int node, pci_dev_t dev) int count; int i; - count = fdtdec_get_int_array_count(blob, node, "gen-dec", + count = fdtdec_get_int_array_count(blob, node, "intel,gen-dec", (u32 *)values, sizeof(values) / sizeof(u32)); if (count < 0) return -EINVAL; @@ -46,3 +496,74 @@ int lpc_early_init(const void *blob, int node, pci_dev_t dev) return 0; } + +int lpc_init(struct pci_controller *hose, pci_dev_t dev) +{ + const void *blob = gd->fdt_blob; + int node; + + debug("pch: lpc_init\n"); + pci_write_bar32(hose, dev, 0, 0); + pci_write_bar32(hose, dev, 1, 0xff800000); + pci_write_bar32(hose, dev, 2, 0xfec00000); + pci_write_bar32(hose, dev, 3, 0x800); + pci_write_bar32(hose, dev, 4, 0x900); + + node = fdtdec_next_compatible(blob, 0, COMPAT_INTEL_LPC); + if (node < 0) + return -ENOENT; + + /* Set the value for PCI command register. */ + pci_write_config16(dev, PCI_COMMAND, 0x000f); + + /* IO APIC initialization. */ + pch_enable_apic(dev); + + pch_enable_serial_irqs(dev); + + /* Setup the PIRQ. */ + pch_pirq_init(blob, node, dev); + + /* Setup power options. */ + pch_power_options(blob, node, dev); + + /* Initialize power management */ + switch (pch_silicon_type()) { + case PCH_TYPE_CPT: /* CougarPoint */ + cpt_pm_init(dev); + break; + case PCH_TYPE_PPT: /* PantherPoint */ + ppt_pm_init(dev); + break; + default: + printf("Unknown Chipset: %#02x.%dx\n", PCI_DEV(dev), + PCI_FUNC(dev)); + return -ENOSYS; + } + + /* Initialize the real time clock. */ + pch_rtc_init(dev); + + /* Initialize the High Precision Event Timers, if present. */ + enable_hpet(); + + /* Initialize Clock Gating */ + enable_clock_gating(dev); + + pch_disable_smm_only_flashing(dev); + +#if CONFIG_HAVE_SMI_HANDLER + pch_lock_smm(dev); +#endif + + pch_fixups(dev); + + return 0; +} + +void lpc_enable(pci_dev_t dev) +{ + /* Enable PCH Display Port */ + writew(0x0010, RCB_REG(DISPBDF)); + setbits_le32(RCB_REG(FD2), PCH_ENABLE_DBDF); +} diff --git a/arch/x86/cpu/ivybridge/model_206ax.c b/arch/x86/cpu/ivybridge/model_206ax.c new file mode 100644 index 0000000..11dc625 --- /dev/null +++ b/arch/x86/cpu/ivybridge/model_206ax.c @@ -0,0 +1,514 @@ +/* + * From Coreboot file of same name + * + * Copyright (C) 2007-2009 coresystems GmbH + * Copyright (C) 2011 The Chromium Authors + * + * SPDX-License-Identifier: GPL-2.0 + */ + +#include <common.h> +#include <fdtdec.h> +#include <malloc.h> +#include <asm/acpi.h> +#include <asm/cpu.h> +#include <asm/lapic.h> +#include <asm/lapic_def.h> +#include <asm/msr.h> +#include <asm/mtrr.h> +#include <asm/processor.h> +#include <asm/speedstep.h> +#include <asm/turbo.h> +#include <asm/arch/model_206ax.h> + +static void enable_vmx(void) +{ + struct cpuid_result regs; +#ifdef CONFIG_ENABLE_VMX + int enable = true; +#else + int enable = false; +#endif + msr_t msr; + + regs = cpuid(1); + /* Check that the VMX is supported before reading or writing the MSR. */ + if (!((regs.ecx & CPUID_VMX) || (regs.ecx & CPUID_SMX))) + return; + + msr = msr_read(MSR_IA32_FEATURE_CONTROL); + + if (msr.lo & (1 << 0)) { + debug("VMX is locked, so %s will do nothing\n", __func__); + /* VMX locked. If we set it again we get an illegal + * instruction + */ + return; + } + + /* The IA32_FEATURE_CONTROL MSR may initialize with random values. + * It must be cleared regardless of VMX config setting. + */ + msr.hi = 0; + msr.lo = 0; + + debug("%s VMX\n", enable ? "Enabling" : "Disabling"); + + /* + * Even though the Intel manual says you must set the lock bit in + * addition to the VMX bit in order for VMX to work, it is incorrect. + * Thus we leave it unlocked for the OS to manage things itself. + * This is good for a few reasons: + * - No need to reflash the bios just to toggle the lock bit. + * - The VMX bits really really should match each other across cores, + * so hard locking it on one while another has the opposite setting + * can easily lead to crashes as code using VMX migrates between + * them. + * - Vendors that want to "upsell" from a bios that disables+locks to + * one that doesn't is sleazy. + * By leaving this to the OS (e.g. Linux), people can do exactly what + * they want on the fly, and do it correctly (e.g. across multiple + * cores). + */ + if (enable) { + msr.lo |= (1 << 2); + if (regs.ecx & CPUID_SMX) + msr.lo |= (1 << 1); + } + + msr_write(MSR_IA32_FEATURE_CONTROL, msr); +} + +/* Convert time in seconds to POWER_LIMIT_1_TIME MSR value */ +static const u8 power_limit_time_sec_to_msr[] = { + [0] = 0x00, + [1] = 0x0a, + [2] = 0x0b, + [3] = 0x4b, + [4] = 0x0c, + [5] = 0x2c, + [6] = 0x4c, + [7] = 0x6c, + [8] = 0x0d, + [10] = 0x2d, + [12] = 0x4d, + [14] = 0x6d, + [16] = 0x0e, + [20] = 0x2e, + [24] = 0x4e, + [28] = 0x6e, + [32] = 0x0f, + [40] = 0x2f, + [48] = 0x4f, + [56] = 0x6f, + [64] = 0x10, + [80] = 0x30, + [96] = 0x50, + [112] = 0x70, + [128] = 0x11, +}; + +/* Convert POWER_LIMIT_1_TIME MSR value to seconds */ +static const u8 power_limit_time_msr_to_sec[] = { + [0x00] = 0, + [0x0a] = 1, + [0x0b] = 2, + [0x4b] = 3, + [0x0c] = 4, + [0x2c] = 5, + [0x4c] = 6, + [0x6c] = 7, + [0x0d] = 8, + [0x2d] = 10, + [0x4d] = 12, + [0x6d] = 14, + [0x0e] = 16, + [0x2e] = 20, + [0x4e] = 24, + [0x6e] = 28, + [0x0f] = 32, + [0x2f] = 40, + [0x4f] = 48, + [0x6f] = 56, + [0x10] = 64, + [0x30] = 80, + [0x50] = 96, + [0x70] = 112, + [0x11] = 128, +}; + +int cpu_config_tdp_levels(void) +{ + struct cpuid_result result; + msr_t platform_info; + + /* Minimum CPU revision */ + result = cpuid(1); + if (result.eax < IVB_CONFIG_TDP_MIN_CPUID) + return 0; + + /* Bits 34:33 indicate how many levels supported */ + platform_info = msr_read(MSR_PLATFORM_INFO); + return (platform_info.hi >> 1) & 3; +} + +/* + * Configure processor power limits if possible + * This must be done AFTER set of BIOS_RESET_CPL + */ +void set_power_limits(u8 power_limit_1_time) +{ + msr_t msr = msr_read(MSR_PLATFORM_INFO); + msr_t limit; + unsigned power_unit; + unsigned tdp, min_power, max_power, max_time; + u8 power_limit_1_val; + + if (power_limit_1_time > ARRAY_SIZE(power_limit_time_sec_to_msr)) + return; + + if (!(msr.lo & PLATFORM_INFO_SET_TDP)) + return; + + /* Get units */ + msr = msr_read(MSR_PKG_POWER_SKU_UNIT); + power_unit = 2 << ((msr.lo & 0xf) - 1); + + /* Get power defaults for this SKU */ + msr = msr_read(MSR_PKG_POWER_SKU); + tdp = msr.lo & 0x7fff; + min_power = (msr.lo >> 16) & 0x7fff; + max_power = msr.hi & 0x7fff; + max_time = (msr.hi >> 16) & 0x7f; + + debug("CPU TDP: %u Watts\n", tdp / power_unit); + + if (power_limit_time_msr_to_sec[max_time] > power_limit_1_time) + power_limit_1_time = power_limit_time_msr_to_sec[max_time]; + + if (min_power > 0 && tdp < min_power) + tdp = min_power; + + if (max_power > 0 && tdp > max_power) + tdp = max_power; + + power_limit_1_val = power_limit_time_sec_to_msr[power_limit_1_time]; + + /* Set long term power limit to TDP */ + limit.lo = 0; + limit.lo |= tdp & PKG_POWER_LIMIT_MASK; + limit.lo |= PKG_POWER_LIMIT_EN; + limit.lo |= (power_limit_1_val & PKG_POWER_LIMIT_TIME_MASK) << + PKG_POWER_LIMIT_TIME_SHIFT; + + /* Set short term power limit to 1.25 * TDP */ + limit.hi = 0; + limit.hi |= ((tdp * 125) / 100) & PKG_POWER_LIMIT_MASK; + limit.hi |= PKG_POWER_LIMIT_EN; + /* Power limit 2 time is only programmable on SNB EP/EX */ + + msr_write(MSR_PKG_POWER_LIMIT, limit); + + /* Use nominal TDP values for CPUs with configurable TDP */ + if (cpu_config_tdp_levels()) { + msr = msr_read(MSR_CONFIG_TDP_NOMINAL); + limit.hi = 0; + limit.lo = msr.lo & 0xff; + msr_write(MSR_TURBO_ACTIVATION_RATIO, limit); + } +} + +static void configure_c_states(void) +{ + struct cpuid_result result; + msr_t msr; + + msr = msr_read(MSR_PMG_CST_CONFIG_CTL); + msr.lo |= (1 << 28); /* C1 Auto Undemotion Enable */ + msr.lo |= (1 << 27); /* C3 Auto Undemotion Enable */ + msr.lo |= (1 << 26); /* C1 Auto Demotion Enable */ + msr.lo |= (1 << 25); /* C3 Auto Demotion Enable */ + msr.lo &= ~(1 << 10); /* Disable IO MWAIT redirection */ + msr.lo |= 7; /* No package C-state limit */ + msr_write(MSR_PMG_CST_CONFIG_CTL, msr); + + msr = msr_read(MSR_PMG_IO_CAPTURE_ADR); + msr.lo &= ~0x7ffff; + msr.lo |= (PMB0_BASE + 4); /* LVL_2 base address */ + msr.lo |= (2 << 16); /* CST Range: C7 is max C-state */ + msr_write(MSR_PMG_IO_CAPTURE_ADR, msr); + + msr = msr_read(MSR_MISC_PWR_MGMT); + msr.lo &= ~(1 << 0); /* Enable P-state HW_ALL coordination */ + msr_write(MSR_MISC_PWR_MGMT, msr); + + msr = msr_read(MSR_POWER_CTL); + msr.lo |= (1 << 18); /* Enable Energy Perf Bias MSR 0x1b0 */ + msr.lo |= (1 << 1); /* C1E Enable */ + msr.lo |= (1 << 0); /* Bi-directional PROCHOT# */ + msr_write(MSR_POWER_CTL, msr); + + /* C3 Interrupt Response Time Limit */ + msr.hi = 0; + msr.lo = IRTL_VALID | IRTL_1024_NS | 0x50; + msr_write(MSR_PKGC3_IRTL, msr); + + /* C6 Interrupt Response Time Limit */ + msr.hi = 0; + msr.lo = IRTL_VALID | IRTL_1024_NS | 0x68; + msr_write(MSR_PKGC6_IRTL, msr); + + /* C7 Interrupt Response Time Limit */ + msr.hi = 0; + msr.lo = IRTL_VALID | IRTL_1024_NS | 0x6D; + msr_write(MSR_PKGC7_IRTL, msr); + + /* Primary Plane Current Limit */ + msr = msr_read(MSR_PP0_CURRENT_CONFIG); + msr.lo &= ~0x1fff; + msr.lo |= PP0_CURRENT_LIMIT; + msr_write(MSR_PP0_CURRENT_CONFIG, msr); + + /* Secondary Plane Current Limit */ + msr = msr_read(MSR_PP1_CURRENT_CONFIG); + msr.lo &= ~0x1fff; + result = cpuid(1); + if (result.eax >= 0x30600) + msr.lo |= PP1_CURRENT_LIMIT_IVB; + else + msr.lo |= PP1_CURRENT_LIMIT_SNB; + msr_write(MSR_PP1_CURRENT_CONFIG, msr); +} + +static int configure_thermal_target(void) +{ + int tcc_offset; + msr_t msr; + int node; + + /* Find pointer to CPU configuration */ + node = fdtdec_next_compatible(gd->fdt_blob, 0, + COMPAT_INTEL_MODEL_206AX); + if (node < 0) + return -ENOENT; + tcc_offset = fdtdec_get_int(gd->fdt_blob, node, "tcc-offset", 0); + + /* Set TCC activaiton offset if supported */ + msr = msr_read(MSR_PLATFORM_INFO); + if ((msr.lo & (1 << 30)) && tcc_offset) { + msr = msr_read(MSR_TEMPERATURE_TARGET); + msr.lo &= ~(0xf << 24); /* Bits 27:24 */ + msr.lo |= (tcc_offset & 0xf) << 24; + msr_write(MSR_TEMPERATURE_TARGET, msr); + } + + return 0; +} + +static void configure_misc(void) +{ + msr_t msr; + + msr = msr_read(IA32_MISC_ENABLE); + msr.lo |= (1 << 0); /* Fast String enable */ + msr.lo |= (1 << 3); /* TM1/TM2/EMTTM enable */ + msr.lo |= (1 << 16); /* Enhanced SpeedStep Enable */ + msr_write(IA32_MISC_ENABLE, msr); + + /* Disable Thermal interrupts */ + msr.lo = 0; + msr.hi = 0; + msr_write(IA32_THERM_INTERRUPT, msr); + + /* Enable package critical interrupt only */ + msr.lo = 1 << 4; + msr.hi = 0; + msr_write(IA32_PACKAGE_THERM_INTERRUPT, msr); +} + +static void enable_lapic_tpr(void) +{ + msr_t msr; + + msr = msr_read(MSR_PIC_MSG_CONTROL); + msr.lo &= ~(1 << 10); /* Enable APIC TPR updates */ + msr_write(MSR_PIC_MSG_CONTROL, msr); +} + +static void configure_dca_cap(void) +{ + struct cpuid_result cpuid_regs; + msr_t msr; + + /* Check feature flag in CPUID.(EAX=1):ECX[18]==1 */ + cpuid_regs = cpuid(1); + if (cpuid_regs.ecx & (1 << 18)) { + msr = msr_read(IA32_PLATFORM_DCA_CAP); + msr.lo |= 1; + msr_write(IA32_PLATFORM_DCA_CAP, msr); + } +} + +static void set_max_ratio(void) +{ + msr_t msr, perf_ctl; + + perf_ctl.hi = 0; + + /* Check for configurable TDP option */ + if (cpu_config_tdp_levels()) { + /* Set to nominal TDP ratio */ + msr = msr_read(MSR_CONFIG_TDP_NOMINAL); + perf_ctl.lo = (msr.lo & 0xff) << 8; + } else { + /* Platform Info bits 15:8 give max ratio */ + msr = msr_read(MSR_PLATFORM_INFO); + perf_ctl.lo = msr.lo & 0xff00; + } + msr_write(IA32_PERF_CTL, perf_ctl); + + debug("model_x06ax: frequency set to %d\n", + ((perf_ctl.lo >> 8) & 0xff) * SANDYBRIDGE_BCLK); +} + +static void set_energy_perf_bias(u8 policy) +{ + msr_t msr; + + /* Energy Policy is bits 3:0 */ + msr = msr_read(IA32_ENERGY_PERFORMANCE_BIAS); + msr.lo &= ~0xf; + msr.lo |= policy & 0xf; + msr_write(IA32_ENERGY_PERFORMANCE_BIAS, msr); + + debug("model_x06ax: energy policy set to %u\n", policy); +} + +static void configure_mca(void) +{ + msr_t msr; + int i; + + msr.lo = 0; + msr.hi = 0; + /* This should only be done on a cold boot */ + for (i = 0; i < 7; i++) + msr_write(IA32_MC0_STATUS + (i * 4), msr); +} + +#if CONFIG_USBDEBUG +static unsigned ehci_debug_addr; +#endif + +/* + * Initialize any extra cores/threads in this package. + */ +static int intel_cores_init(struct x86_cpu_priv *cpu) +{ + struct cpuid_result result; + unsigned threads_per_package, threads_per_core, i; + + /* Logical processors (threads) per core */ + result = cpuid_ext(0xb, 0); + threads_per_core = result.ebx & 0xffff; + + /* Logical processors (threads) per package */ + result = cpuid_ext(0xb, 1); + threads_per_package = result.ebx & 0xffff; + + debug("CPU: %u has %u cores, %u threads per core\n", + cpu->apic_id, threads_per_package / threads_per_core, + threads_per_core); + + for (i = 1; i < threads_per_package; ++i) { + struct x86_cpu_priv *new_cpu; + + new_cpu = calloc(1, sizeof(*new_cpu)); + if (!new_cpu) + return -ENOMEM; + + new_cpu->apic_id = cpu->apic_id + i; + + /* Update APIC ID if no hyperthreading */ + if (threads_per_core == 1) + new_cpu->apic_id <<= 1; + + debug("CPU: %u has core %u\n", cpu->apic_id, new_cpu->apic_id); + +#if CONFIG_SMP && CONFIG_MAX_CPUS > 1 + /* Start the new cpu */ + if (!start_cpu(new_cpu)) { + /* Record the error in cpu? */ + printk(BIOS_ERR, "CPU %u would not start!\n", + new_cpu->apic_id); + new_cpu->start_err = 1; + } +#endif + } + + return 0; +} + +int model_206ax_init(struct x86_cpu_priv *cpu) +{ + int ret; + + /* Clear out pending MCEs */ + configure_mca(); + +#if CONFIG_USBDEBUG + /* Is this caution really needed? */ + if (!ehci_debug_addr) + ehci_debug_addr = get_ehci_debug(); + set_ehci_debug(0); +#endif + + /* Setup MTRRs based on physical address size */ +#if 0 /* TODO: Implement this */ + struct cpuid_result cpuid_regs; + + cpuid_regs = cpuid(0x80000008); + x86_setup_fixed_mtrrs(); + x86_setup_var_mtrrs(cpuid_regs.eax & 0xff, 2); + x86_mtrr_check(); +#endif + +#if CONFIG_USBDEBUG + set_ehci_debug(ehci_debug_addr); +#endif + + /* Enable the local cpu apics */ + enable_lapic_tpr(); + lapic_setup(); + + /* Enable virtualization if enabled in CMOS */ + enable_vmx(); + + /* Configure C States */ + configure_c_states(); + + /* Configure Enhanced SpeedStep and Thermal Sensors */ + configure_misc(); + + /* Thermal throttle activation offset */ + ret = configure_thermal_target(); + if (ret) + return ret; + + /* Enable Direct Cache Access */ + configure_dca_cap(); + + /* Set energy policy */ + set_energy_perf_bias(ENERGY_POLICY_NORMAL); + + /* Set Max Ratio */ + set_max_ratio(); + + /* Enable Turbo */ + turbo_enable(); + + /* Start up extra cores */ + intel_cores_init(cpu); + + return 0; +} diff --git a/arch/x86/cpu/ivybridge/northbridge.c b/arch/x86/cpu/ivybridge/northbridge.c new file mode 100644 index 0000000..c50b5de --- /dev/null +++ b/arch/x86/cpu/ivybridge/northbridge.c @@ -0,0 +1,188 @@ +/* + * From Coreboot northbridge/intel/sandybridge/northbridge.c + * + * Copyright (C) 2007-2009 coresystems GmbH + * Copyright (C) 2011 The Chromium Authors + * + * SPDX-License-Identifier: GPL-2.0 + */ + +#include <common.h> +#include <asm/msr.h> +#include <asm/acpi.h> +#include <asm/cpu.h> +#include <asm/io.h> +#include <asm/pci.h> +#include <asm/processor.h> +#include <asm/arch/pch.h> +#include <asm/arch/model_206ax.h> +#include <asm/arch/sandybridge.h> + +static int bridge_revision_id = -1; + +int bridge_silicon_revision(void) +{ + if (bridge_revision_id < 0) { + struct cpuid_result result; + uint8_t stepping, bridge_id; + pci_dev_t dev; + + result = cpuid(1); + stepping = result.eax & 0xf; + dev = PCI_BDF(0, 0, 0); + bridge_id = pci_read_config16(dev, PCI_DEVICE_ID) & 0xf0; + bridge_revision_id = bridge_id | stepping; + } + + return bridge_revision_id; +} + +/* + * Reserve everything between A segment and 1MB: + * + * 0xa0000 - 0xbffff: legacy VGA + * 0xc0000 - 0xcffff: VGA OPROM (needed by kernel) + * 0xe0000 - 0xfffff: SeaBIOS, if used, otherwise DMI + */ +static const int legacy_hole_base_k = 0xa0000 / 1024; +static const int legacy_hole_size_k = 384; + +static int get_pcie_bar(u32 *base, u32 *len) +{ + pci_dev_t dev = PCI_BDF(0, 0, 0); + u32 pciexbar_reg; + + *base = 0; + *len = 0; + + pciexbar_reg = pci_read_config32(dev, PCIEXBAR); + + if (!(pciexbar_reg & (1 << 0))) + return 0; + + switch ((pciexbar_reg >> 1) & 3) { + case 0: /* 256MB */ + *base = pciexbar_reg & ((1 << 31) | (1 << 30) | (1 << 29) | + (1 << 28)); + *len = 256 * 1024 * 1024; + return 1; + case 1: /* 128M */ + *base = pciexbar_reg & ((1 << 31) | (1 << 30) | (1 << 29) | + (1 << 28) | (1 << 27)); + *len = 128 * 1024 * 1024; + return 1; + case 2: /* 64M */ + *base = pciexbar_reg & ((1 << 31) | (1 << 30) | (1 << 29) | + (1 << 28) | (1 << 27) | (1 << 26)); + *len = 64 * 1024 * 1024; + return 1; + } + + return 0; +} + +static void add_fixed_resources(pci_dev_t dev, int index) +{ + u32 pcie_config_base, pcie_config_size; + + if (get_pcie_bar(&pcie_config_base, &pcie_config_size)) { + debug("Adding PCIe config bar base=0x%08x size=0x%x\n", + pcie_config_base, pcie_config_size); + } +} + +static void northbridge_dmi_init(pci_dev_t dev) +{ + /* Clear error status bits */ + writel(0xffffffff, DMIBAR_REG(0x1c4)); + writel(0xffffffff, DMIBAR_REG(0x1d0)); + + /* Steps prior to DMI ASPM */ + if ((bridge_silicon_revision() & BASE_REV_MASK) == BASE_REV_SNB) { + clrsetbits_le32(DMIBAR_REG(0x250), (1 << 22) | (1 << 20), + 1 << 21); + } + + setbits_le32(DMIBAR_REG(0x238), 1 << 29); + + if (bridge_silicon_revision() >= SNB_STEP_D0) { + setbits_le32(DMIBAR_REG(0x1f8), 1 << 16); + } else if (bridge_silicon_revision() >= SNB_STEP_D1) { + clrsetbits_le32(DMIBAR_REG(0x1f8), 1 << 26, 1 << 16); + setbits_le32(DMIBAR_REG(0x1fc), (1 << 12) | (1 << 23)); + } + + /* Enable ASPM on SNB link, should happen before PCH link */ + if ((bridge_silicon_revision() & BASE_REV_MASK) == BASE_REV_SNB) + setbits_le32(DMIBAR_REG(0xd04), 1 << 4); + + setbits_le32(DMIBAR_REG(0x88), (1 << 1) | (1 << 0)); +} + +void northbridge_init(pci_dev_t dev) +{ + u32 bridge_type; + + add_fixed_resources(dev, 6); + northbridge_dmi_init(dev); + + bridge_type = readl(MCHBAR_REG(0x5f10)); + bridge_type &= ~0xff; + + if ((bridge_silicon_revision() & BASE_REV_MASK) == BASE_REV_IVB) { + /* Enable Power Aware Interrupt Routing - fixed priority */ + clrsetbits_8(MCHBAR_REG(0x5418), 0xf, 0x4); + + /* 30h for IvyBridge */ + bridge_type |= 0x30; + } else { + /* 20h for Sandybridge */ + bridge_type |= 0x20; + } + writel(bridge_type, MCHBAR_REG(0x5f10)); + + /* + * Set bit 0 of BIOS_RESET_CPL to indicate to the CPU + * that BIOS has initialized memory and power management + */ + setbits_8(MCHBAR_REG(BIOS_RESET_CPL), 1); + debug("Set BIOS_RESET_CPL\n"); + + /* Configure turbo power limits 1ms after reset complete bit */ + mdelay(1); + set_power_limits(28); + + /* + * CPUs with configurable TDP also need power limits set + * in MCHBAR. Use same values from MSR_PKG_POWER_LIMIT. + */ + if (cpu_config_tdp_levels()) { + msr_t msr = msr_read(MSR_PKG_POWER_LIMIT); + + writel(msr.lo, MCHBAR_REG(0x59A0)); + writel(msr.hi, MCHBAR_REG(0x59A4)); + } + + /* Set here before graphics PM init */ + writel(0x00100001, MCHBAR_REG(0x5500)); +} + +void northbridge_enable(pci_dev_t dev) +{ +#if CONFIG_HAVE_ACPI_RESUME + switch (pci_read_config32(dev, SKPAD)) { + case 0xcafebabe: + debug("Normal boot.\n"); + apci_set_slp_type(0); + break; + case 0xcafed00d: + debug("S3 Resume.\n"); + apci_set_slp_type(3); + break; + default: + debug("Unknown boot method, assuming normal.\n"); + apci_set_slp_type(0); + break; + } +#endif +} diff --git a/arch/x86/cpu/ivybridge/pch.c b/arch/x86/cpu/ivybridge/pch.c new file mode 100644 index 0000000..fa04d48 --- /dev/null +++ b/arch/x86/cpu/ivybridge/pch.c @@ -0,0 +1,123 @@ +/* + * From Coreboot + * Copyright (C) 2008-2009 coresystems GmbH + * Copyright (C) 2012 The Chromium OS Authors. + * + * SPDX-License-Identifier: GPL-2.0 + */ + +#include <common.h> +#include <asm/io.h> +#include <asm/pci.h> +#include <asm/arch/pch.h> + +static int pch_revision_id = -1; +static int pch_type = -1; + +int pch_silicon_revision(void) +{ + pci_dev_t dev; + + dev = PCH_LPC_DEV; + + if (pch_revision_id < 0) + pch_revision_id = pci_read_config8(dev, PCI_REVISION_ID); + return pch_revision_id; +} + +int pch_silicon_type(void) +{ + pci_dev_t dev; + + dev = PCH_LPC_DEV; + + if (pch_type < 0) + pch_type = pci_read_config8(dev, PCI_DEVICE_ID + 1); + return pch_type; +} + +int pch_silicon_supported(int type, int rev) +{ + int cur_type = pch_silicon_type(); + int cur_rev = pch_silicon_revision(); + + switch (type) { + case PCH_TYPE_CPT: + /* CougarPoint minimum revision */ + if (cur_type == PCH_TYPE_CPT && cur_rev >= rev) + return 1; + /* PantherPoint any revision */ + if (cur_type == PCH_TYPE_PPT) + return 1; + break; + + case PCH_TYPE_PPT: + /* PantherPoint minimum revision */ + if (cur_type == PCH_TYPE_PPT && cur_rev >= rev) + return 1; + break; + } + + return 0; +} + +#define IOBP_RETRY 1000 +static inline int iobp_poll(void) +{ + unsigned try = IOBP_RETRY; + u32 data; + + while (try--) { + data = readl(RCB_REG(IOBPS)); + if ((data & 1) == 0) + return 1; + udelay(10); + } + + printf("IOBP timeout\n"); + return 0; +} + +void pch_iobp_update(u32 address, u32 andvalue, u32 orvalue) +{ + u32 data; + + /* Set the address */ + writel(address, RCB_REG(IOBPIRI)); + + /* READ OPCODE */ + if (pch_silicon_supported(PCH_TYPE_CPT, PCH_STEP_B0)) + writel(IOBPS_RW_BX, RCB_REG(IOBPS)); + else + writel(IOBPS_READ_AX, RCB_REG(IOBPS)); + if (!iobp_poll()) + return; + + /* Read IOBP data */ + data = readl(RCB_REG(IOBPD)); + if (!iobp_poll()) + return; + + /* Check for successful transaction */ + if ((readl(RCB_REG(IOBPS)) & 0x6) != 0) { + printf("IOBP read 0x%08x failed\n", address); + return; + } + + /* Update the data */ + data &= andvalue; + data |= orvalue; + + /* WRITE OPCODE */ + if (pch_silicon_supported(PCH_TYPE_CPT, PCH_STEP_B0)) + writel(IOBPS_RW_BX, RCB_REG(IOBPS)); + else + writel(IOBPS_WRITE_AX, RCB_REG(IOBPS)); + if (!iobp_poll()) + return; + + /* Write IOBP data */ + writel(data, RCB_REG(IOBPD)); + if (!iobp_poll()) + return; +} diff --git a/arch/x86/cpu/ivybridge/pci.c b/arch/x86/cpu/ivybridge/pci.c index c1ae658..452d1c3 100644 --- a/arch/x86/cpu/ivybridge/pci.c +++ b/arch/x86/cpu/ivybridge/pci.c @@ -12,6 +12,8 @@ #include <common.h> #include <pci.h> #include <asm/pci.h> +#include <asm/arch/bd82x6x.h> +#include <asm/arch/pch.h> static void config_pci_bridge(struct pci_controller *hose, pci_dev_t dev, struct pci_config_table *table) @@ -58,3 +60,41 @@ void board_pci_setup_hose(struct pci_controller *hose) hose->region_count = 3; } + +int board_pci_pre_scan(struct pci_controller *hose) +{ + pci_dev_t dev; + u16 reg16; + + bd82x6x_init(); + + reg16 = 0xff; + dev = PCH_DEV; + reg16 = pci_read_config16(dev, PCI_COMMAND); + reg16 |= PCI_COMMAND_SERR | PCI_COMMAND_MASTER | PCI_COMMAND_MEMORY; + pci_write_config16(dev, PCI_COMMAND, reg16); + + /* + * Clear non-reserved bits in status register. + */ + pci_hose_write_config_word(hose, dev, PCI_STATUS, 0xffff); + pci_hose_write_config_byte(hose, dev, PCI_LATENCY_TIMER, 0x80); + pci_hose_write_config_byte(hose, dev, PCI_CACHE_LINE_SIZE, 0x08); + + pci_write_bar32(hose, dev, 0, 0xf0000000); + + return 0; +} + +int board_pci_post_scan(struct pci_controller *hose) +{ + int ret; + + ret = bd82x6x_init_pci_devices(); + if (ret) { + printf("bd82x6x_init_pci_devices() failed: %d\n", ret); + return ret; + } + + return 0; +} diff --git a/arch/x86/cpu/ivybridge/sata.c b/arch/x86/cpu/ivybridge/sata.c new file mode 100644 index 0000000..bbcd47d --- /dev/null +++ b/arch/x86/cpu/ivybridge/sata.c @@ -0,0 +1,225 @@ +/* + * From Coreboot + * Copyright (C) 2008-2009 coresystems GmbH + * + * SPDX-License-Identifier: GPL-2.0 + */ + +#include <common.h> +#include <fdtdec.h> +#include <asm/io.h> +#include <asm/pci.h> +#include <asm/arch/pch.h> +#include <asm/arch/bd82x6x.h> + +static inline u32 sir_read(pci_dev_t dev, int idx) +{ + pci_write_config32(dev, SATA_SIRI, idx); + return pci_read_config32(dev, SATA_SIRD); +} + +static inline void sir_write(pci_dev_t dev, int idx, u32 value) +{ + pci_write_config32(dev, SATA_SIRI, idx); + pci_write_config32(dev, SATA_SIRD, value); +} + +static void common_sata_init(pci_dev_t dev, unsigned int port_map) +{ + u32 reg32; + u16 reg16; + + /* Set IDE I/O Configuration */ + reg32 = SIG_MODE_PRI_NORMAL | FAST_PCB1 | FAST_PCB0 | PCB1 | PCB0; + pci_write_config32(dev, IDE_CONFIG, reg32); + + /* Port enable */ + reg16 = pci_read_config16(dev, 0x92); + reg16 &= ~0x3f; + reg16 |= port_map; + pci_write_config16(dev, 0x92, reg16); + + /* SATA Initialization register */ + port_map &= 0xff; + pci_write_config32(dev, 0x94, ((port_map ^ 0x3f) << 24) | 0x183); +} + +void bd82x6x_sata_init(pci_dev_t dev, const void *blob, int node) +{ + unsigned int port_map, speed_support, port_tx; + struct pci_controller *hose = pci_bus_to_hose(0); + const char *mode; + u32 reg32; + u16 reg16; + + debug("SATA: Initializing...\n"); + + /* SATA configuration */ + port_map = fdtdec_get_int(blob, node, "intel,sata-port-map", 0); + speed_support = fdtdec_get_int(blob, node, + "sata_interface_speed_support", 0); + + /* Enable BARs */ + pci_write_config16(dev, PCI_COMMAND, 0x0007); + + mode = fdt_getprop(blob, node, "intel,sata-mode", NULL); + if (!mode || !strcmp(mode, "ahci")) { + u32 abar; + + debug("SATA: Controller in AHCI mode\n"); + + /* Set Interrupt Line, Interrupt Pin is set by D31IP.PIP */ + pci_write_config8(dev, INTR_LN, 0x0a); + + /* Set timings */ + pci_write_config16(dev, IDE_TIM_PRI, IDE_DECODE_ENABLE | + IDE_ISP_3_CLOCKS | IDE_RCT_1_CLOCKS | + IDE_PPE0 | IDE_IE0 | IDE_TIME0); + pci_write_config16(dev, IDE_TIM_SEC, IDE_DECODE_ENABLE | + IDE_ISP_5_CLOCKS | IDE_RCT_4_CLOCKS); + + /* Sync DMA */ + pci_write_config16(dev, IDE_SDMA_CNT, IDE_PSDE0); + pci_write_config16(dev, IDE_SDMA_TIM, 0x0001); + + common_sata_init(dev, 0x8000 | port_map); + + /* Initialize AHCI memory-mapped space */ + abar = pci_read_bar32(hose, dev, 5); + debug("ABAR: %08X\n", abar); + /* CAP (HBA Capabilities) : enable power management */ + reg32 = readl(abar + 0x00); + reg32 |= 0x0c006000; /* set PSC+SSC+SALP+SSS */ + reg32 &= ~0x00020060; /* clear SXS+EMS+PMS */ + /* Set ISS, if available */ + if (speed_support) { + reg32 &= ~0x00f00000; + reg32 |= (speed_support & 0x03) << 20; + } + writel(reg32, abar + 0x00); + /* PI (Ports implemented) */ + writel(port_map, abar + 0x0c); + (void) readl(abar + 0x0c); /* Read back 1 */ + (void) readl(abar + 0x0c); /* Read back 2 */ + /* CAP2 (HBA Capabilities Extended)*/ + reg32 = readl(abar + 0x24); + reg32 &= ~0x00000002; + writel(reg32, abar + 0x24); + /* VSP (Vendor Specific Register */ + reg32 = readl(abar + 0xa0); + reg32 &= ~0x00000005; + writel(reg32, abar + 0xa0); + } else if (!strcmp(mode, "combined")) { + debug("SATA: Controller in combined mode\n"); + + /* No AHCI: clear AHCI base */ + pci_write_bar32(hose, dev, 5, 0x00000000); + /* And without AHCI BAR no memory decoding */ + reg16 = pci_read_config16(dev, PCI_COMMAND); + reg16 &= ~PCI_COMMAND_MEMORY; + pci_write_config16(dev, PCI_COMMAND, reg16); + + pci_write_config8(dev, 0x09, 0x80); + + /* Set timings */ + pci_write_config16(dev, IDE_TIM_PRI, IDE_DECODE_ENABLE | + IDE_ISP_5_CLOCKS | IDE_RCT_4_CLOCKS); + pci_write_config16(dev, IDE_TIM_SEC, IDE_DECODE_ENABLE | + IDE_ISP_3_CLOCKS | IDE_RCT_1_CLOCKS | + IDE_PPE0 | IDE_IE0 | IDE_TIME0); + + /* Sync DMA */ + pci_write_config16(dev, IDE_SDMA_CNT, IDE_SSDE0); + pci_write_config16(dev, IDE_SDMA_TIM, 0x0200); + + common_sata_init(dev, port_map); + } else { + debug("SATA: Controller in plain-ide mode\n"); + + /* No AHCI: clear AHCI base */ + pci_write_bar32(hose, dev, 5, 0x00000000); + + /* And without AHCI BAR no memory decoding */ + reg16 = pci_read_config16(dev, PCI_COMMAND); + reg16 &= ~PCI_COMMAND_MEMORY; + pci_write_config16(dev, PCI_COMMAND, reg16); + + /* + * Native mode capable on both primary and secondary (0xa) + * OR'ed with enabled (0x50) = 0xf + */ + pci_write_config8(dev, 0x09, 0x8f); + + /* Set Interrupt Line */ + /* Interrupt Pin is set by D31IP.PIP */ + pci_write_config8(dev, INTR_LN, 0xff); + + /* Set timings */ + pci_write_config16(dev, IDE_TIM_PRI, IDE_DECODE_ENABLE | + IDE_ISP_3_CLOCKS | IDE_RCT_1_CLOCKS | + IDE_PPE0 | IDE_IE0 | IDE_TIME0); + pci_write_config16(dev, IDE_TIM_SEC, IDE_DECODE_ENABLE | + IDE_SITRE | IDE_ISP_3_CLOCKS | + IDE_RCT_1_CLOCKS | IDE_IE0 | IDE_TIME0); + + /* Sync DMA */ + pci_write_config16(dev, IDE_SDMA_CNT, IDE_SSDE0 | IDE_PSDE0); + pci_write_config16(dev, IDE_SDMA_TIM, 0x0201); + + common_sata_init(dev, port_map); + } + + /* Set Gen3 Transmitter settings if needed */ + port_tx = fdtdec_get_int(blob, node, "intel,sata-port0-gen3-tx", 0); + if (port_tx) + pch_iobp_update(SATA_IOBP_SP0G3IR, 0, port_tx); + + port_tx = fdtdec_get_int(blob, node, "intel,sata-port1-gen3-tx", 0); + if (port_tx) + pch_iobp_update(SATA_IOBP_SP1G3IR, 0, port_tx); + + /* Additional Programming Requirements */ + sir_write(dev, 0x04, 0x00001600); + sir_write(dev, 0x28, 0xa0000033); + reg32 = sir_read(dev, 0x54); + reg32 &= 0xff000000; + reg32 |= 0x5555aa; + sir_write(dev, 0x54, reg32); + sir_write(dev, 0x64, 0xcccc8484); + reg32 = sir_read(dev, 0x68); + reg32 &= 0xffff0000; + reg32 |= 0xcccc; + sir_write(dev, 0x68, reg32); + reg32 = sir_read(dev, 0x78); + reg32 &= 0x0000ffff; + reg32 |= 0x88880000; + sir_write(dev, 0x78, reg32); + sir_write(dev, 0x84, 0x001c7000); + sir_write(dev, 0x88, 0x88338822); + sir_write(dev, 0xa0, 0x001c7000); + sir_write(dev, 0xc4, 0x0c0c0c0c); + sir_write(dev, 0xc8, 0x0c0c0c0c); + sir_write(dev, 0xd4, 0x10000000); + + pch_iobp_update(0xea004001, 0x3fffffff, 0xc0000000); + pch_iobp_update(0xea00408a, 0xfffffcff, 0x00000100); +} + +void bd82x6x_sata_enable(pci_dev_t dev, const void *blob, int node) +{ + unsigned port_map; + const char *mode; + u16 map = 0; + + /* + * Set SATA controller mode early so the resource allocator can + * properly assign IO/Memory resources for the controller. + */ + mode = fdt_getprop(blob, node, "intel,sata-mode", NULL); + if (mode && !strcmp(mode, "ahci")) + map = 0x0060; + port_map = fdtdec_get_int(blob, node, "intel,sata-port-map", 0); + + map |= (port_map ^ 0x3f) << 8; + pci_write_config16(dev, 0x90, map); +} diff --git a/arch/x86/cpu/ivybridge/usb_ehci.c b/arch/x86/cpu/ivybridge/usb_ehci.c new file mode 100644 index 0000000..291c971 --- /dev/null +++ b/arch/x86/cpu/ivybridge/usb_ehci.c @@ -0,0 +1,29 @@ +/* + * From Coreboot + * Copyright (C) 2008-2009 coresystems GmbH + * + * SPDX-License-Identifier: GPL-2.0 + */ + +#include <common.h> +#include <asm/io.h> +#include <asm/pci.h> +#include <asm/arch/pch.h> + +void bd82x6x_usb_ehci_init(pci_dev_t dev) +{ + u32 reg32; + + /* Disable Wake on Disconnect in RMH */ + reg32 = readl(RCB_REG(0x35b0)); + reg32 |= 0x22; + writel(reg32, RCB_REG(0x35b0)); + + debug("EHCI: Setting up controller.. "); + reg32 = pci_read_config32(dev, PCI_COMMAND); + reg32 |= PCI_COMMAND_MASTER; + /* reg32 |= PCI_COMMAND_SERR; */ + pci_write_config32(dev, PCI_COMMAND, reg32); + + debug("done.\n"); +} diff --git a/arch/x86/cpu/ivybridge/usb_xhci.c b/arch/x86/cpu/ivybridge/usb_xhci.c new file mode 100644 index 0000000..4a32a7e --- /dev/null +++ b/arch/x86/cpu/ivybridge/usb_xhci.c @@ -0,0 +1,32 @@ +/* + * From Coreboot + * Copyright (C) 2008-2009 coresystems GmbH + * + * SPDX-License-Identifier: GPL-2.0 + */ + +#include <common.h> +#include <asm/pci.h> +#include <asm/arch/pch.h> + +void bd82x6x_usb_xhci_init(pci_dev_t dev) +{ + u32 reg32; + + debug("XHCI: Setting up controller.. "); + + /* lock overcurrent map */ + reg32 = pci_read_config32(dev, 0x44); + reg32 |= 1; + pci_write_config32(dev, 0x44, reg32); + + /* Enable clock gating */ + reg32 = pci_read_config32(dev, 0x40); + reg32 &= ~((1 << 20) | (1 << 21)); + reg32 |= (1 << 19) | (1 << 18) | (1 << 17); + reg32 |= (1 << 10) | (1 << 9) | (1 << 8); + reg32 |= (1 << 31); /* lock */ + pci_write_config32(dev, 0x40, reg32); + + debug("done.\n"); +} diff --git a/arch/x86/cpu/lapic.c b/arch/x86/cpu/lapic.c new file mode 100644 index 0000000..4690603 --- /dev/null +++ b/arch/x86/cpu/lapic.c @@ -0,0 +1,57 @@ +/* + * From coreboot file of same name + * + * Copyright (C) 2008-2009 coresystems GmbH + * Copyright (C) 2014 Google, Inc + * + * SPDX-License-Identifier: GPL-2.0 + */ + +#include <common.h> +#include <asm/msr.h> +#include <asm/io.h> +#include <asm/lapic.h> +#include <asm/post.h> + +void lapic_setup(void) +{ +#if NEED_LAPIC == 1 + /* Only Pentium Pro and later have those MSR stuff */ + debug("Setting up local apic: "); + + /* Enable the local apic */ + enable_lapic(); + + /* + * Set Task Priority to 'accept all'. + */ + lapic_write_around(LAPIC_TASKPRI, + lapic_read_around(LAPIC_TASKPRI) & ~LAPIC_TPRI_MASK); + + /* Put the local apic in virtual wire mode */ + lapic_write_around(LAPIC_SPIV, (lapic_read_around(LAPIC_SPIV) & + ~(LAPIC_VECTOR_MASK)) | LAPIC_SPIV_ENABLE); + lapic_write_around(LAPIC_LVT0, (lapic_read_around(LAPIC_LVT0) & + ~(LAPIC_LVT_MASKED | LAPIC_LVT_LEVEL_TRIGGER | + LAPIC_LVT_REMOTE_IRR | LAPIC_INPUT_POLARITY | + LAPIC_SEND_PENDING | LAPIC_LVT_RESERVED_1 | + LAPIC_DELIVERY_MODE_MASK)) | + (LAPIC_LVT_REMOTE_IRR | LAPIC_SEND_PENDING | + LAPIC_DELIVERY_MODE_EXTINT)); + lapic_write_around(LAPIC_LVT1, (lapic_read_around(LAPIC_LVT1) & + ~(LAPIC_LVT_MASKED | LAPIC_LVT_LEVEL_TRIGGER | + LAPIC_LVT_REMOTE_IRR | LAPIC_INPUT_POLARITY | + LAPIC_SEND_PENDING | LAPIC_LVT_RESERVED_1 | + LAPIC_DELIVERY_MODE_MASK)) | + (LAPIC_LVT_REMOTE_IRR | LAPIC_SEND_PENDING | + LAPIC_DELIVERY_MODE_NMI)); + + debug("apic_id: 0x%02lx, ", lapicid()); +#else /* !NEED_LLAPIC */ + /* Only Pentium Pro and later have those MSR stuff */ + debug("Disabling local apic: "); + disable_lapic(); +#endif /* !NEED_LAPIC */ + debug("done.\n"); + post_code(POST_LAPIC); +} diff --git a/arch/x86/cpu/pci.c b/arch/x86/cpu/pci.c index e399388..f3492c3 100644 --- a/arch/x86/cpu/pci.c +++ b/arch/x86/cpu/pci.c @@ -33,6 +33,16 @@ int pci_early_init_hose(struct pci_controller **hosep) return 0; } +__weak int board_pci_pre_scan(struct pci_controller *hose) +{ + return 0; +} + +__weak int board_pci_post_scan(struct pci_controller *hose) +{ + return 0; +} + void pci_init_board(void) { struct pci_controller *hose = &x86_hose; @@ -44,7 +54,9 @@ void pci_init_board(void) pci_setup_type1(hose); pci_register_hose(hose); + board_pci_pre_scan(hose); hose->last_busno = pci_hose_scan(hose); + board_pci_post_scan(hose); } static struct pci_controller *get_hose(void) diff --git a/arch/x86/cpu/turbo.c b/arch/x86/cpu/turbo.c new file mode 100644 index 0000000..254d0de --- /dev/null +++ b/arch/x86/cpu/turbo.c @@ -0,0 +1,98 @@ +/* + * From Coreboot file of the same name + * + * Copyright (C) 2011 The Chromium Authors. + * + * SPDX-License-Identifier: GPL-2.0 + */ + +#include <common.h> +#include <asm/cpu.h> +#include <asm/msr.h> +#include <asm/processor.h> +#include <asm/turbo.h> + +#if CONFIG_CPU_INTEL_TURBO_NOT_PACKAGE_SCOPED +static inline int get_global_turbo_state(void) +{ + return TURBO_UNKNOWN; +} + +static inline void set_global_turbo_state(int state) +{ +} +#else +static int g_turbo_state = TURBO_UNKNOWN; + +static inline int get_global_turbo_state(void) +{ + return g_turbo_state; +} + +static inline void set_global_turbo_state(int state) +{ + g_turbo_state = state; +} +#endif + +static const char *const turbo_state_desc[] = { + [TURBO_UNKNOWN] = "unknown", + [TURBO_UNAVAILABLE] = "unavailable", + [TURBO_DISABLED] = "available but hidden", + [TURBO_ENABLED] = "available and visible" +}; + +/* + * Determine the current state of Turbo and cache it for later. + * Turbo is a package level config so it does not need to be + * enabled on every core. + */ +int turbo_get_state(void) +{ + struct cpuid_result cpuid_regs; + int turbo_en, turbo_cap; + msr_t msr; + int turbo_state = get_global_turbo_state(); + + /* Return cached state if available */ + if (turbo_state != TURBO_UNKNOWN) + return turbo_state; + + cpuid_regs = cpuid(CPUID_LEAF_PM); + turbo_cap = !!(cpuid_regs.eax & PM_CAP_TURBO_MODE); + + msr = msr_read(MSR_IA32_MISC_ENABLES); + turbo_en = !(msr.hi & H_MISC_DISABLE_TURBO); + + if (!turbo_cap && turbo_en) { + /* Unavailable */ + turbo_state = TURBO_UNAVAILABLE; + } else if (!turbo_cap && !turbo_en) { + /* Available but disabled */ + turbo_state = TURBO_DISABLED; + } else if (turbo_cap && turbo_en) { + /* Available */ + turbo_state = TURBO_ENABLED; + } + + set_global_turbo_state(turbo_state); + debug("Turbo is %s\n", turbo_state_desc[turbo_state]); + return turbo_state; +} + +void turbo_enable(void) +{ + msr_t msr; + + /* Only possible if turbo is available but hidden */ + if (turbo_get_state() == TURBO_DISABLED) { + /* Clear Turbo Disable bit in Misc Enables */ + msr = msr_read(MSR_IA32_MISC_ENABLES); + msr.hi &= ~H_MISC_DISABLE_TURBO; + msr_write(MSR_IA32_MISC_ENABLES, msr); + + /* Update cached turbo state */ + set_global_turbo_state(TURBO_ENABLED); + debug("Turbo has been enabled\n"); + } +} diff --git a/arch/x86/cpu/u-boot.lds b/arch/x86/cpu/u-boot.lds index f48bff5..b0d8531 100644 --- a/arch/x86/cpu/u-boot.lds +++ b/arch/x86/cpu/u-boot.lds @@ -44,7 +44,9 @@ SECTIONS . = ALIGN(4); __rel_dyn_start = .; - .rel.dyn : { *(.rel.dyn) } + .rel.dyn : { + *(.rel*) + } __rel_dyn_end = .; . = ALIGN(4); _end = .; @@ -64,15 +66,19 @@ SECTIONS /DISCARD/ : { *(.gnu*) } #ifdef CONFIG_X86_RESET_VECTOR - /* * The following expressions place the 16-bit Real-Mode code and * Reset Vector at the end of the Flash ROM */ - . = START_16; - .start16 : AT (CONFIG_SYS_TEXT_BASE + (CONFIG_SYS_MONITOR_LEN - RESET_SEG_SIZE + START_16)) { KEEP(*(.start16)); } + . = START_16 - RESET_SEG_START; + .start16 : AT (START_16) { + KEEP(*(.start16)); + } - . = RESET_VEC_LOC; - .resetvec : AT (CONFIG_SYS_TEXT_BASE + (CONFIG_SYS_MONITOR_LEN - RESET_SEG_SIZE + RESET_VEC_LOC)) { KEEP(*(.resetvec)); } + . = RESET_VEC_LOC - RESET_SEG_START; + .resetvec : AT (RESET_VEC_LOC) { + KEEP(*(.resetvec)); + } #endif + } diff --git a/arch/x86/dts/link.dts b/arch/x86/dts/link.dts index 9329916..592af16 100644 --- a/arch/x86/dts/link.dts +++ b/arch/x86/dts/link.dts @@ -163,21 +163,51 @@ }; }; - lpc { - compatible = "intel,lpc"; - #address-cells = <1>; - #size-cells = <1>; - gen-dec = <0x800 0xfc 0x900 0xfc>; - cros-ec@200 { - compatible = "google,cros-ec"; - reg = <0x204 1 0x200 1 0x880 0x80>; + pci { + sata { + compatible = "intel,pantherpoint-ahci"; + intel,sata-mode = "ahci"; + intel,sata-port-map = <1>; + intel,sata-port0-gen3-tx = <0x00880a7f>; + }; + + gma { + compatible = "intel,gma"; + intel,dp_hotplug = <0 0 0x06>; + intel,panel-port-select = <1>; + intel,panel-power-cycle-delay = <6>; + intel,panel-power-up-delay = <2000>; + intel,panel-power-down-delay = <500>; + intel,panel-power-backlight-on-delay = <2000>; + intel,panel-power-backlight-off-delay = <2000>; + intel,cpu-backlight = <0x00000200>; + intel,pch-backlight = <0x04000000>; + }; - /* This describes the flash memory within the EC */ + lpc { + compatible = "intel,lpc"; #address-cells = <1>; #size-cells = <1>; - flash@8000000 { - reg = <0x08000000 0x20000>; - erase-value = <0xff>; + gen-dec = <0x800 0xfc 0x900 0xfc>; + intel,gen-dec = <0x800 0xfc 0x900 0xfc>; + intel,pirq-routing = <0x8b 0x8a 0x8b 0x8b + 0x80 0x80 0x80 0x80>; + intel,gpi-routing = <0 0 0 0 0 0 0 2 + 1 0 0 0 0 0 0 0>; + /* Enable EC SMI source */ + intel,alt-gp-smi-enable = <0x0100>; + + cros-ec@200 { + compatible = "google,cros-ec"; + reg = <0x204 1 0x200 1 0x880 0x80>; + + /* Describes the flash memory within the EC */ + #address-cells = <1>; + #size-cells = <1>; + flash@8000000 { + reg = <0x08000000 0x20000>; + erase-value = <0xff>; + }; }; }; }; diff --git a/arch/x86/include/asm/acpi.h b/arch/x86/include/asm/acpi.h new file mode 100644 index 0000000..4872b92 --- /dev/null +++ b/arch/x86/include/asm/acpi.h @@ -0,0 +1,24 @@ +/* + * From coreboot + * + * Copyright (C) 2004 SUSE LINUX AG + * Copyright (C) 2004 Nick Barker + * Copyright (C) 2008-2009 coresystems GmbH + * (Written by Stefan Reinauer <stepan@coresystems.de>) + * + * SPDX-License-Identifier: GPL-2.0 + */ + +#ifndef __ASM_ACPI_H +#define __ASM_ACPI_H + +#define RSDP_SIG "RSD PTR " /* RSDT pointer signature */ +#define ACPI_TABLE_CREATOR "U-BootAC" /* Must be exactly 8 bytes long! */ +#define OEM_ID "U-Boot" /* Must be exactly 6 bytes long! */ +#define ASLC "U-Bo" /* Must be exactly 4 bytes long! */ + +/* 0 = S0, 1 = S1 ...*/ +int acpi_get_slp_type(void); +void apci_set_slp_type(int type); + +#endif diff --git a/arch/x86/include/asm/arch-ivybridge/bd82x6x.h b/arch/x86/include/asm/arch-ivybridge/bd82x6x.h new file mode 100644 index 0000000..e1d9a9b --- /dev/null +++ b/arch/x86/include/asm/arch-ivybridge/bd82x6x.h @@ -0,0 +1,23 @@ +/* + * Copyright (C) 2014 Google, Inc + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef _ASM_ARCH_BD82X6X_H +#define _ASM_ARCH_BD82X6X_H + +void bd82x6x_sata_init(pci_dev_t dev, const void *blob, int node); +void bd82x6x_sata_enable(pci_dev_t dev, const void *blob, int node); +void bd82x6x_pci_init(pci_dev_t dev); +void bd82x6x_usb_ehci_init(pci_dev_t dev); +void bd82x6x_usb_xhci_init(pci_dev_t dev); +int bd82x6x_init_pci_devices(void); +int gma_func0_init(pci_dev_t dev, struct pci_controller *hose, + const void *blob, int node); +int bd82x6x_init(void); + +struct x86_cpu_priv; +int model_206ax_init(struct x86_cpu_priv *cpu); + +#endif diff --git a/arch/x86/include/asm/arch-ivybridge/model_206ax.h b/arch/x86/include/asm/arch-ivybridge/model_206ax.h index 8281d7a..7b4f2e7 100644 --- a/arch/x86/include/asm/arch-ivybridge/model_206ax.h +++ b/arch/x86/include/asm/arch-ivybridge/model_206ax.h @@ -79,4 +79,8 @@ #define PSS_LATENCY_TRANSITION 10 #define PSS_LATENCY_BUSMASTER 10 +/* Configure power limits for turbo mode */ +void set_power_limits(u8 power_limit_1_time); +int cpu_config_tdp_levels(void); + #endif diff --git a/arch/x86/include/asm/arch-ivybridge/pch.h b/arch/x86/include/asm/arch-ivybridge/pch.h index c6efdb8..21df083 100644 --- a/arch/x86/include/asm/arch-ivybridge/pch.h +++ b/arch/x86/include/asm/arch-ivybridge/pch.h @@ -14,11 +14,41 @@ #include <pci.h> +/* PCH types */ +#define PCH_TYPE_CPT 0x1c /* CougarPoint */ +#define PCH_TYPE_PPT 0x1e /* IvyBridge */ + +/* PCH stepping values for LPC device */ +#define PCH_STEP_A0 0 +#define PCH_STEP_A1 1 +#define PCH_STEP_B0 2 +#define PCH_STEP_B1 3 +#define PCH_STEP_B2 4 +#define PCH_STEP_B3 5 #define DEFAULT_GPIOBASE 0x0480 #define DEFAULT_PMBASE 0x0500 #define SMBUS_IO_BASE 0x0400 +int pch_silicon_revision(void); +int pch_silicon_type(void); +int pch_silicon_supported(int type, int rev); +void pch_iobp_update(u32 address, u32 andvalue, u32 orvalue); + +#define MAINBOARD_POWER_OFF 0 +#define MAINBOARD_POWER_ON 1 +#define MAINBOARD_POWER_KEEP 2 + +/* PCI Configuration Space (D30:F0): PCI2PCI */ +#define PSTS 0x06 +#define SMLT 0x1b +#define SECSTS 0x1e +#define INTR 0x3c +#define BCTRL 0x3e +#define SBR (1 << 6) +#define SEE (1 << 1) +#define PERE (1 << 0) + #define PCH_EHCI1_DEV PCI_BDF(0, 0x1d, 0) #define PCH_EHCI2_DEV PCI_BDF(0, 0x1a, 0) #define PCH_XHCI_DEV PCI_BDF(0, 0x14, 0) @@ -30,6 +60,35 @@ /* PCI Configuration Space (D31:F0): LPC */ #define PCH_LPC_DEV PCI_BDF(0, 0x1f, 0) +#define SERIRQ_CNTL 0x64 + +#define GEN_PMCON_1 0xa0 +#define GEN_PMCON_2 0xa2 +#define GEN_PMCON_3 0xa4 +#define ETR3 0xac +#define ETR3_CWORWRE (1 << 18) +#define ETR3_CF9GR (1 << 20) + +/* GEN_PMCON_3 bits */ +#define RTC_BATTERY_DEAD (1 << 2) +#define RTC_POWER_FAILED (1 << 1) +#define SLEEP_AFTER_POWER_FAIL (1 << 0) + +#define PMBASE 0x40 +#define ACPI_CNTL 0x44 +#define BIOS_CNTL 0xDC +#define GPIO_BASE 0x48 /* LPC GPIO Base Address Register */ +#define GPIO_CNTL 0x4C /* LPC GPIO Control Register */ +#define GPIO_ROUT 0xb8 + +#define PIRQA_ROUT 0x60 +#define PIRQB_ROUT 0x61 +#define PIRQC_ROUT 0x62 +#define PIRQD_ROUT 0x63 +#define PIRQE_ROUT 0x68 +#define PIRQF_ROUT 0x69 +#define PIRQG_ROUT 0x6A +#define PIRQH_ROUT 0x6B #define GEN_PMCON_1 0xa0 #define GEN_PMCON_2 0xa2 @@ -63,6 +122,64 @@ #define LPC_GEN4_DEC 0x90 /* LPC IF Generic Decode Range 4 */ #define LPC_GENX_DEC(x) (0x84 + 4 * (x)) +/* PCI Configuration Space (D31:F1): IDE */ +#define PCH_IDE_DEV PCI_BDF(0, 0x1f, 1) +#define PCH_SATA_DEV PCI_BDF(0, 0x1f, 2) +#define PCH_SATA2_DEV PCI_BDF(0, 0x1f, 5) + +#define INTR_LN 0x3c +#define IDE_TIM_PRI 0x40 /* IDE timings, primary */ +#define IDE_DECODE_ENABLE (1 << 15) +#define IDE_SITRE (1 << 14) +#define IDE_ISP_5_CLOCKS (0 << 12) +#define IDE_ISP_4_CLOCKS (1 << 12) +#define IDE_ISP_3_CLOCKS (2 << 12) +#define IDE_RCT_4_CLOCKS (0 << 8) +#define IDE_RCT_3_CLOCKS (1 << 8) +#define IDE_RCT_2_CLOCKS (2 << 8) +#define IDE_RCT_1_CLOCKS (3 << 8) +#define IDE_DTE1 (1 << 7) +#define IDE_PPE1 (1 << 6) +#define IDE_IE1 (1 << 5) +#define IDE_TIME1 (1 << 4) +#define IDE_DTE0 (1 << 3) +#define IDE_PPE0 (1 << 2) +#define IDE_IE0 (1 << 1) +#define IDE_TIME0 (1 << 0) +#define IDE_TIM_SEC 0x42 /* IDE timings, secondary */ + +#define IDE_SDMA_CNT 0x48 /* Synchronous DMA control */ +#define IDE_SSDE1 (1 << 3) +#define IDE_SSDE0 (1 << 2) +#define IDE_PSDE1 (1 << 1) +#define IDE_PSDE0 (1 << 0) + +#define IDE_SDMA_TIM 0x4a + +#define IDE_CONFIG 0x54 /* IDE I/O Configuration Register */ +#define SIG_MODE_SEC_NORMAL (0 << 18) +#define SIG_MODE_SEC_TRISTATE (1 << 18) +#define SIG_MODE_SEC_DRIVELOW (2 << 18) +#define SIG_MODE_PRI_NORMAL (0 << 16) +#define SIG_MODE_PRI_TRISTATE (1 << 16) +#define SIG_MODE_PRI_DRIVELOW (2 << 16) +#define FAST_SCB1 (1 << 15) +#define FAST_SCB0 (1 << 14) +#define FAST_PCB1 (1 << 13) +#define FAST_PCB0 (1 << 12) +#define SCB1 (1 << 3) +#define SCB0 (1 << 2) +#define PCB1 (1 << 1) +#define PCB0 (1 << 0) + +#define SATA_SIRI 0xa0 /* SATA Indexed Register Index */ +#define SATA_SIRD 0xa4 /* SATA Indexed Register Data */ +#define SATA_SP 0xd0 /* Scratchpad */ + +/* SATA IOBP Registers */ +#define SATA_IOBP_SP0G3IR 0xea000151 +#define SATA_IOBP_SP1G3IR 0xea000051 + /* PCI Configuration Space (D31:F3): SMBus */ #define PCH_SMBUS_DEV PCI_BDF(0, 0x1f, 3) #define SMB_BASE 0x20 @@ -343,6 +460,9 @@ #define DMISCI_STS (1 << 9) #define TCO2_STS 0x66 +int lpc_init(struct pci_controller *hose, pci_dev_t dev); +void lpc_enable(pci_dev_t dev); + /** * lpc_early_init() - set up LPC serial ports and other early things * diff --git a/arch/x86/include/asm/arch-ivybridge/sandybridge.h b/arch/x86/include/asm/arch-ivybridge/sandybridge.h index 114ee19..cf7457f 100644 --- a/arch/x86/include/asm/arch-ivybridge/sandybridge.h +++ b/arch/x86/include/asm/arch-ivybridge/sandybridge.h @@ -97,11 +97,22 @@ /* * MCHBAR */ -#define MCHBAR_REG(reg) (DEFAULT_RCBA + (reg)) +#define MCHBAR_REG(reg) (DEFAULT_MCHBAR + (reg)) #define SSKPD 0x5d14 /* 16bit (scratchpad) */ #define BIOS_RESET_CPL 0x5da8 /* 8bit */ +/* + * DMIBAR + */ + +#define DMIBAR_REG(x) (DEFAULT_DMIBAR + x) + +int bridge_silicon_revision(void); + +void northbridge_enable(pci_dev_t dev); +void northbridge_init(pci_dev_t dev); + void report_platform_info(void); void sandybridge_early_init(int chipset_type); diff --git a/arch/x86/include/asm/i8259.h b/arch/x86/include/asm/i8259.h index 73113f9..bc4033b 100644 --- a/arch/x86/include/asm/i8259.h +++ b/arch/x86/include/asm/i8259.h @@ -69,4 +69,6 @@ #define ICW4_AEOI 0x02 /* Automatic EOI Mode */ #define ICW4_PM 0x01 /* Microprocessor Mode */ +int i8259_init(void); + #endif diff --git a/arch/x86/include/asm/interrupt.h b/arch/x86/include/asm/interrupt.h index 3f46e09..25abde7 100644 --- a/arch/x86/include/asm/interrupt.h +++ b/arch/x86/include/asm/interrupt.h @@ -27,4 +27,15 @@ void specific_eoi(int irq); extern char exception_stack[]; +/** + * configure_irq_trigger() - Configure IRQ triggering + * + * Switch the given interrupt to be level / edge triggered + * + * @param int_num legacy interrupt number (3-7, 9-15) + * @param is_level_triggered true for level triggered interrupt, false for + * edge triggered interrupt + */ +void configure_irq_trigger(int int_num, bool is_level_triggered); + #endif diff --git a/arch/x86/include/asm/ioapic.h b/arch/x86/include/asm/ioapic.h new file mode 100644 index 0000000..699160f --- /dev/null +++ b/arch/x86/include/asm/ioapic.h @@ -0,0 +1,38 @@ +/* + * From coreboot file of the same name + * + * Copyright (C) 2010 coresystems GmbH + * + * SPDX-License-Identifier: GPL-2.0 + */ + +#ifndef __ASM_IOAPIC_H +#define __ASM_IOAPIC_H + +#define IO_APIC_ADDR 0xfec00000 +#define IO_APIC_INDEX IO_APIC_ADDR +#define IO_APIC_DATA (IO_APIC_ADDR + 0x10) +#define IO_APIC_INTERRUPTS 24 + +#define ALL (0xff << 24) +#define NONE 0 +#define DISABLED (1 << 16) +#define ENABLED (0 << 16) +#define TRIGGER_EDGE (0 << 15) +#define TRIGGER_LEVEL (1 << 15) +#define POLARITY_HIGH (0 << 13) +#define POLARITY_LOW (1 << 13) +#define PHYSICAL_DEST (0 << 11) +#define LOGICAL_DEST (1 << 11) +#define ExtINT (7 << 8) +#define NMI (4 << 8) +#define SMI (2 << 8) +#define INT (1 << 8) + +u32 io_apic_read(u32 ioapic_base, u32 reg); +void io_apic_write(u32 ioapic_base, u32 reg, u32 value); +void set_ioapic_id(u32 ioapic_base, u8 ioapic_id); +void setup_ioapic(u32 ioapic_base, u8 ioapic_id); +void clear_ioapic(u32 ioapic_base); + +#endif diff --git a/arch/x86/include/asm/lapic.h b/arch/x86/include/asm/lapic.h index 948e643..0a7f443 100644 --- a/arch/x86/include/asm/lapic.h +++ b/arch/x86/include/asm/lapic.h @@ -14,6 +14,13 @@ #include <asm/msr.h> #include <asm/processor.h> +/* See if I need to initialize the local apic */ +#if CONFIG_SMP || CONFIG_IOAPIC +# define NEED_LAPIC 1 +#else +# define NEED_LAPIC 0 +#endif + static inline __attribute__((always_inline)) unsigned long lapic_read(unsigned long reg) { @@ -37,8 +44,9 @@ static inline void enable_lapic(void) msr = msr_read(LAPIC_BASE_MSR); msr.hi &= 0xffffff00; - msr.lo &= 0x000007ff; - msr.lo |= LAPIC_DEFAULT_BASE | (1 << 11); + msr.lo |= LAPIC_BASE_MSR_ENABLE; + msr.lo &= ~LAPIC_BASE_MSR_ADDR_MASK; + msr.lo |= LAPIC_DEFAULT_BASE; msr_write(LAPIC_BASE_MSR, msr); } @@ -56,4 +64,116 @@ static inline __attribute__((always_inline)) unsigned long lapicid(void) return lapic_read(LAPIC_ID) >> 24; } +#if !CONFIG_AP_IN_SIPI_WAIT +/* If we need to go back to sipi wait, we use the long non-inlined version of + * this function in lapic_cpu_init.c + */ +static inline __attribute__((always_inline)) void stop_this_cpu(void) +{ + /* Called by an AP when it is ready to halt and wait for a new task */ + for (;;) + cpu_hlt(); +} +#else +void stop_this_cpu(void); +#endif + +#define xchg(ptr, v) ((__typeof__(*(ptr)))__xchg((unsigned long)(v), (ptr), \ + sizeof(*(ptr)))) + +struct __xchg_dummy { unsigned long a[100]; }; +#define __xg(x) ((struct __xchg_dummy *)(x)) + +/* + * Note: no "lock" prefix even on SMP: xchg always implies lock anyway + * Note 2: xchg has side effect, so that attribute volatile is necessary, + * but generally the primitive is invalid, *ptr is output argument. --ANK + */ +static inline unsigned long __xchg(unsigned long x, volatile void *ptr, + int size) +{ + switch (size) { + case 1: + __asm__ __volatile__("xchgb %b0,%1" + : "=q" (x) + : "m" (*__xg(ptr)), "0" (x) + : "memory"); + break; + case 2: + __asm__ __volatile__("xchgw %w0,%1" + : "=r" (x) + : "m" (*__xg(ptr)), "0" (x) + : "memory"); + break; + case 4: + __asm__ __volatile__("xchgl %0,%1" + : "=r" (x) + : "m" (*__xg(ptr)), "0" (x) + : "memory"); + break; + } + + return x; +} + +static inline void lapic_write_atomic(unsigned long reg, unsigned long v) +{ + (void)xchg((volatile unsigned long *)(LAPIC_DEFAULT_BASE + reg), v); +} + + +#ifdef X86_GOOD_APIC +# define FORCE_READ_AROUND_WRITE 0 +# define lapic_read_around(x) lapic_read(x) +# define lapic_write_around(x, y) lapic_write((x), (y)) +#else +# define FORCE_READ_AROUND_WRITE 1 +# define lapic_read_around(x) lapic_read(x) +# define lapic_write_around(x, y) lapic_write_atomic((x), (y)) +#endif + +static inline int lapic_remote_read(int apicid, int reg, unsigned long *pvalue) +{ + int timeout; + unsigned long status; + int result; + lapic_wait_icr_idle(); + lapic_write_around(LAPIC_ICR2, SET_LAPIC_DEST_FIELD(apicid)); + lapic_write_around(LAPIC_ICR, LAPIC_DM_REMRD | (reg >> 4)); + timeout = 0; + do { + status = lapic_read(LAPIC_ICR) & LAPIC_ICR_RR_MASK; + } while (status == LAPIC_ICR_RR_INPROG && timeout++ < 1000); + + result = -1; + if (status == LAPIC_ICR_RR_VALID) { + *pvalue = lapic_read(LAPIC_RRR); + result = 0; + } + return result; +} + + +void lapic_setup(void); + +#if CONFIG_SMP +struct device; +int start_cpu(struct device *cpu); +#endif /* CONFIG_SMP */ + +int boot_cpu(void); + +/** + * struct x86_cpu_priv - Information about a single CPU + * + * @apic_id: Advanced Programmable Interrupt Controller Identifier, which is + * just a number representing the CPU core + * + * TODO: Move this to driver model once lifecycle is understood + */ +struct x86_cpu_priv { + int apic_id; + int start_err; +}; + #endif diff --git a/arch/x86/include/asm/msr-index.h b/arch/x86/include/asm/msr-index.h index 6027d59..2cbb270 100644 --- a/arch/x86/include/asm/msr-index.h +++ b/arch/x86/include/asm/msr-index.h @@ -326,6 +326,8 @@ #define MSR_AMD_PERF_STATUS 0xc0010063 #define MSR_AMD_PERF_CTL 0xc0010062 +#define MSR_PMG_CST_CONFIG_CTL 0x000000e2 +#define MSR_PMG_IO_CAPTURE_ADR 0x000000e4 #define MSR_IA32_MPERF 0x000000e7 #define MSR_IA32_APERF 0x000000e8 diff --git a/arch/x86/include/asm/msr.h b/arch/x86/include/asm/msr.h index df43983..1955a75 100644 --- a/arch/x86/include/asm/msr.h +++ b/arch/x86/include/asm/msr.h @@ -229,17 +229,6 @@ do { \ struct msr *msrs_alloc(void); void msrs_free(struct msr *msrs); -#ifdef CONFIG_SMP -int rdmsr_on_cpu(unsigned int cpu, u32 msr_no, u32 *l, u32 *h); -int wrmsr_on_cpu(unsigned int cpu, u32 msr_no, u32 l, u32 h); -void rdmsr_on_cpus(const struct cpumask *mask, u32 msr_no, struct msr *msrs); -void wrmsr_on_cpus(const struct cpumask *mask, u32 msr_no, struct msr *msrs); -int rdmsr_safe_on_cpu(unsigned int cpu, u32 msr_no, u32 *l, u32 *h); -int wrmsr_safe_on_cpu(unsigned int cpu, u32 msr_no, u32 l, u32 h); -int rdmsr_safe_regs_on_cpu(unsigned int cpu, u32 regs[8]); -int wrmsr_safe_regs_on_cpu(unsigned int cpu, u32 regs[8]); - -#endif /* CONFIG_SMP */ #endif /* __KERNEL__ */ #endif /* __ASSEMBLY__ */ #endif /* _ASM_X86_MSR_H */ diff --git a/arch/x86/include/asm/pci.h b/arch/x86/include/asm/pci.h index 98817aa..ac1a808 100644 --- a/arch/x86/include/asm/pci.h +++ b/arch/x86/include/asm/pci.h @@ -34,6 +34,9 @@ void board_pci_setup_hose(struct pci_controller *hose); */ int pci_early_init_hose(struct pci_controller **hosep); +int board_pci_pre_scan(struct pci_controller *hose); +int board_pci_post_scan(struct pci_controller *hose); + /* * Simple PCI access routines - these work from either the early PCI hose * or the 'real' one, created after U-Boot has memory available diff --git a/arch/x86/include/asm/post.h b/arch/x86/include/asm/post.h index ce68839..6d2ae5d 100644 --- a/arch/x86/include/asm/post.h +++ b/arch/x86/include/asm/post.h @@ -30,6 +30,7 @@ #define POST_PRE_MRC 0x2e #define POST_MRC 0x2f #define POST_DRAM 0x2f +#define POST_LAPIC 0x30 #define POST_RAM_FAILURE 0xea diff --git a/arch/x86/include/asm/processor.h b/arch/x86/include/asm/processor.h index b9317cb..3e26202 100644 --- a/arch/x86/include/asm/processor.h +++ b/arch/x86/include/asm/processor.h @@ -8,25 +8,18 @@ #ifndef __ASM_PROCESSOR_H_ #define __ASM_PROCESSOR_H_ 1 -#define X86_GDT_ENTRY_SIZE 8 - -#ifndef __ASSEMBLY__ - -enum { - X86_GDT_ENTRY_NULL = 0, - X86_GDT_ENTRY_UNUSED, - X86_GDT_ENTRY_32BIT_CS, - X86_GDT_ENTRY_32BIT_DS, - X86_GDT_ENTRY_32BIT_FS, - X86_GDT_ENTRY_16BIT_CS, - X86_GDT_ENTRY_16BIT_DS, - X86_GDT_NUM_ENTRIES -}; -#else -/* NOTE: If the above enum is modified, this define must be checked */ -#define X86_GDT_ENTRY_32BIT_DS 3 -#define X86_GDT_NUM_ENTRIES 7 -#endif +#define X86_GDT_ENTRY_SIZE 8 + +#define X86_GDT_ENTRY_NULL 0 +#define X86_GDT_ENTRY_UNUSED 1 +#define X86_GDT_ENTRY_32BIT_CS 2 +#define X86_GDT_ENTRY_32BIT_DS 3 +#define X86_GDT_ENTRY_32BIT_FS 4 +#define X86_GDT_ENTRY_16BIT_CS 5 +#define X86_GDT_ENTRY_16BIT_DS 6 +#define X86_GDT_ENTRY_16BIT_FLAT_CS 7 +#define X86_GDT_ENTRY_16BIT_FLAT_DS 8 +#define X86_GDT_NUM_ENTRIES 9 #define X86_GDT_SIZE (X86_GDT_NUM_ENTRIES * X86_GDT_ENTRY_SIZE) diff --git a/arch/x86/include/asm/speedstep.h b/arch/x86/include/asm/speedstep.h new file mode 100644 index 0000000..b938b86 --- /dev/null +++ b/arch/x86/include/asm/speedstep.h @@ -0,0 +1,89 @@ +/* + * From Coreboot file of same name + * + * Copyright (C) 2007-2009 coresystems GmbH + * 2012 secunet Security Networks AG + * + * SPDX-License-Identifier: GPL-2.0 + */ + +#ifndef _ASM_SPEEDSTEP_H +#define _ASM_SPEEDSTEP_H + +/* Magic value used to locate speedstep configuration in the device tree */ +#define SPEEDSTEP_APIC_MAGIC 0xACAC + +/* MWAIT coordination I/O base address. This must match + * the \_PR_.CPU0 PM base address. + */ +#define PMB0_BASE 0x510 + +/* PMB1: I/O port that triggers SMI once cores are in the same state. + * See CSM Trigger, at PMG_CST_CONFIG_CONTROL[6:4] + */ +#define PMB1_BASE 0x800 + +struct sst_state { + uint8_t dynfsb:1; /* whether this is SLFM */ + uint8_t nonint:1; /* add .5 to ratio */ + uint8_t ratio:6; + uint8_t vid; + uint8_t is_turbo; + uint8_t is_slfm; + uint32_t power; +}; +#define SPEEDSTEP_RATIO_SHIFT 8 +#define SPEEDSTEP_RATIO_DYNFSB_SHIFT (7 + SPEEDSTEP_RATIO_SHIFT) +#define SPEEDSTEP_RATIO_DYNFSB (1 << SPEEDSTEP_RATIO_DYNFSB_SHIFT) +#define SPEEDSTEP_RATIO_NONINT_SHIFT (6 + SPEEDSTEP_RATIO_SHIFT) +#define SPEEDSTEP_RATIO_NONINT (1 << SPEEDSTEP_RATIO_NONINT_SHIFT) +#define SPEEDSTEP_RATIO_VALUE_MASK (0x1f << SPEEDSTEP_RATIO_SHIFT) +#define SPEEDSTEP_VID_MASK 0x3f +#define SPEEDSTEP_STATE_FROM_MSR(val, mask) ((struct sst_state){ \ + 0, /* dynfsb won't be read. */ \ + ((val & mask) & SPEEDSTEP_RATIO_NONINT) ? 1 : 0, \ + (((val & mask) & SPEEDSTEP_RATIO_VALUE_MASK) \ + >> SPEEDSTEP_RATIO_SHIFT), \ + (val & mask) & SPEEDSTEP_VID_MASK, \ + 0, /* not turbo by default */ \ + 0, /* not slfm by default */ \ + 0 /* power is hardcoded in software. */ \ + }) +#define SPEEDSTEP_ENCODE_STATE(state) ( \ + ((uint16_t)(state).dynfsb << SPEEDSTEP_RATIO_DYNFSB_SHIFT) | \ + ((uint16_t)(state).nonint << SPEEDSTEP_RATIO_NONINT_SHIFT) | \ + ((uint16_t)(state).ratio << SPEEDSTEP_RATIO_SHIFT) | \ + ((uint16_t)(state).vid & SPEEDSTEP_VID_MASK)) +#define SPEEDSTEP_DOUBLE_RATIO(state) ( \ + ((uint8_t)(state).ratio * 2) + (state).nonint) + +struct sst_params { + struct sst_state slfm; + struct sst_state min; + struct sst_state max; + struct sst_state turbo; +}; + +/* Looking at core2's spec, the highest normal bus ratio for an eist enabled + processor is 14, the lowest is always 6. This makes 5 states with the + minimal step width of 2. With turbo mode and super LFM we have at most 7. */ +#define SPEEDSTEP_MAX_NORMAL_STATES 5 +#define SPEEDSTEP_MAX_STATES (SPEEDSTEP_MAX_NORMAL_STATES + 2) +struct sst_table { + /* Table of p-states for EMTTM and ACPI by decreasing performance. */ + struct sst_state states[SPEEDSTEP_MAX_STATES]; + int num_states; +}; + +void speedstep_gen_pstates(struct sst_table *); + +#define SPEEDSTEP_MAX_POWER_YONAH 31000 +#define SPEEDSTEP_MIN_POWER_YONAH 13100 +#define SPEEDSTEP_MAX_POWER_MEROM 35000 +#define SPEEDSTEP_MIN_POWER_MEROM 25000 +#define SPEEDSTEP_SLFM_POWER_MEROM 12000 +#define SPEEDSTEP_MAX_POWER_PENRYN 35000 +#define SPEEDSTEP_MIN_POWER_PENRYN 15000 +#define SPEEDSTEP_SLFM_POWER_PENRYN 12000 + +#endif diff --git a/arch/x86/include/asm/turbo.h b/arch/x86/include/asm/turbo.h new file mode 100644 index 0000000..bb0d4b4 --- /dev/null +++ b/arch/x86/include/asm/turbo.h @@ -0,0 +1,31 @@ +/* + * From coreboot file of the same name + * + * Copyright (C) 2011 The ChromiumOS Authors. All rights reserved. + * + * SPDX-License-Identifier: GPL-2.0 + */ + +#ifndef _ASM_TURBO_H +#define _ASM_TURBO_H + +#define CPUID_LEAF_PM 6 +#define PM_CAP_TURBO_MODE (1 << 1) + +#define MSR_IA32_MISC_ENABLES 0x1a0 +#define H_MISC_DISABLE_TURBO (1 << 6) + +enum { + TURBO_UNKNOWN, + TURBO_UNAVAILABLE, + TURBO_DISABLED, + TURBO_ENABLED, +}; + +/* Return current turbo state */ +int turbo_get_state(void); + +/* Enable turbo */ +void turbo_enable(void); + +#endif diff --git a/arch/x86/include/asm/u-boot-x86.h b/arch/x86/include/asm/u-boot-x86.h index 98217dd..36145cb 100644 --- a/arch/x86/include/asm/u-boot-x86.h +++ b/arch/x86/include/asm/u-boot-x86.h @@ -10,8 +10,6 @@ /* cpu/.../cpu.c */ int arch_cpu_init(void); -int x86_cpu_init_r(void); -int cpu_init_r(void); int x86_cpu_init_f(void); int cpu_init_f(void); void init_gd(gd_t *id, u64 *gdt_addr); diff --git a/arch/x86/lib/Makefile b/arch/x86/lib/Makefile index e146e64..55de788 100644 --- a/arch/x86/lib/Makefile +++ b/arch/x86/lib/Makefile @@ -5,6 +5,9 @@ # SPDX-License-Identifier: GPL-2.0+ # +obj-y += bios.o +obj-y += bios_asm.o +obj-y += bios_interrupts.o obj-$(CONFIG_CMD_BOOTM) += bootm.o obj-y += cmd_boot.o obj-y += gcc.o diff --git a/arch/x86/lib/bios.c b/arch/x86/lib/bios.c new file mode 100644 index 0000000..298fca6 --- /dev/null +++ b/arch/x86/lib/bios.c @@ -0,0 +1,347 @@ +/* + * From Coreboot file device/oprom/realmode/x86.c + * + * Copyright (C) 2007 Advanced Micro Devices, Inc. + * Copyright (C) 2009-2010 coresystems GmbH + * + * SPDX-License-Identifier: GPL-2.0 + */ +#include <common.h> +#include <bios_emul.h> +#include <vbe.h> +#include <asm/cache.h> +#include <asm/processor.h> +#include <asm/i8259.h> +#include <asm/io.h> +#include <asm/post.h> +#include "bios.h" + +/* Interrupt handlers for each interrupt the ROM can call */ +static int (*int_handler[256])(void); + +/* to have a common register file for interrupt handlers */ +X86EMU_sysEnv _X86EMU_env; + +asmlinkage void (*realmode_call)(u32 addr, u32 eax, u32 ebx, u32 ecx, u32 edx, + u32 esi, u32 edi); + +asmlinkage void (*realmode_interrupt)(u32 intno, u32 eax, u32 ebx, u32 ecx, + u32 edx, u32 esi, u32 edi); + +static void setup_realmode_code(void) +{ + memcpy((void *)REALMODE_BASE, &asm_realmode_code, + asm_realmode_code_size); + + /* Ensure the global pointers are relocated properly. */ + realmode_call = PTR_TO_REAL_MODE(asm_realmode_call); + realmode_interrupt = PTR_TO_REAL_MODE(__realmode_interrupt); + + debug("Real mode stub @%x: %d bytes\n", REALMODE_BASE, + asm_realmode_code_size); +} + +static void setup_rombios(void) +{ + const char date[] = "06/11/99"; + memcpy((void *)0xffff5, &date, 8); + + const char ident[] = "PCI_ISA"; + memcpy((void *)0xfffd9, &ident, 7); + + /* system model: IBM-AT */ + writeb(0xfc, 0xffffe); +} + +static int int_exception_handler(void) +{ + /* compatibility shim */ + struct eregs reg_info = { + .eax = M.x86.R_EAX, + .ecx = M.x86.R_ECX, + .edx = M.x86.R_EDX, + .ebx = M.x86.R_EBX, + .esp = M.x86.R_ESP, + .ebp = M.x86.R_EBP, + .esi = M.x86.R_ESI, + .edi = M.x86.R_EDI, + .vector = M.x86.intno, + .error_code = 0, + .eip = M.x86.R_EIP, + .cs = M.x86.R_CS, + .eflags = M.x86.R_EFLG + }; + struct eregs *regs = ®_info; + + debug("Oops, exception %d while executing option rom\n", regs->vector); + cpu_hlt(); + + return 0; +} + +static int int_unknown_handler(void) +{ + debug("Unsupported software interrupt #0x%x eax 0x%x\n", + M.x86.intno, M.x86.R_EAX); + + return -1; +} + +/* setup interrupt handlers for mainboard */ +void bios_set_interrupt_handler(int intnum, int (*int_func)(void)) +{ + int_handler[intnum] = int_func; +} + +static void setup_interrupt_handlers(void) +{ + int i; + + /* + * The first 16 int_handler functions are not BIOS services, + * but the CPU-generated exceptions ("hardware interrupts") + */ + for (i = 0; i < 0x10; i++) + int_handler[i] = &int_exception_handler; + + /* Mark all other int_handler calls as unknown first */ + for (i = 0x10; i < 0x100; i++) { + /* Skip if bios_set_interrupt_handler() isn't called first */ + if (int_handler[i]) + continue; + + /* + * Now set the default functions that are actually needed + * to initialize the option roms. The board may override + * these with bios_set_interrupt_handler() + */ + switch (i) { + case 0x10: + int_handler[0x10] = &int10_handler; + break; + case 0x12: + int_handler[0x12] = &int12_handler; + break; + case 0x16: + int_handler[0x16] = &int16_handler; + break; + case 0x1a: + int_handler[0x1a] = &int1a_handler; + break; + default: + int_handler[i] = &int_unknown_handler; + break; + } + } +} + +static void write_idt_stub(void *target, u8 intnum) +{ + unsigned char *codeptr; + + codeptr = (unsigned char *)target; + memcpy(codeptr, &__idt_handler, __idt_handler_size); + codeptr[3] = intnum; /* modify int# in the code stub. */ +} + +static void setup_realmode_idt(void) +{ + struct realmode_idt *idts = NULL; + int i; + + /* + * Copy IDT stub code for each interrupt. This might seem wasteful + * but it is really simple + */ + for (i = 0; i < 256; i++) { + idts[i].cs = 0; + idts[i].offset = 0x1000 + (i * __idt_handler_size); + write_idt_stub((void *)((u32)idts[i].offset), i); + } + + /* + * Many option ROMs use the hard coded interrupt entry points in the + * system bios. So install them at the known locations. + */ + + /* int42 is the relocated int10 */ + write_idt_stub((void *)0xff065, 0x42); + /* BIOS Int 11 Handler F000:F84D */ + write_idt_stub((void *)0xff84d, 0x11); + /* BIOS Int 12 Handler F000:F841 */ + write_idt_stub((void *)0xff841, 0x12); + /* BIOS Int 13 Handler F000:EC59 */ + write_idt_stub((void *)0xfec59, 0x13); + /* BIOS Int 14 Handler F000:E739 */ + write_idt_stub((void *)0xfe739, 0x14); + /* BIOS Int 15 Handler F000:F859 */ + write_idt_stub((void *)0xff859, 0x15); + /* BIOS Int 16 Handler F000:E82E */ + write_idt_stub((void *)0xfe82e, 0x16); + /* BIOS Int 17 Handler F000:EFD2 */ + write_idt_stub((void *)0xfefd2, 0x17); + /* ROM BIOS Int 1A Handler F000:FE6E */ + write_idt_stub((void *)0xffe6e, 0x1a); +} + +static u8 vbe_get_mode_info(struct vbe_mode_info *mi) +{ + u16 buffer_seg; + u16 buffer_adr; + char *buffer; + + debug("VBE: Getting information about VESA mode %04x\n", + mi->video_mode); + buffer = PTR_TO_REAL_MODE(asm_realmode_buffer); + buffer_seg = (((unsigned long)buffer) >> 4) & 0xff00; + buffer_adr = ((unsigned long)buffer) & 0xffff; + + realmode_interrupt(0x10, VESA_GET_MODE_INFO, 0x0000, mi->video_mode, + 0x0000, buffer_seg, buffer_adr); + memcpy(mi->mode_info_block, buffer, sizeof(struct vbe_mode_info)); + mi->valid = true; + + return 0; +} + +static u8 vbe_set_mode(struct vbe_mode_info *mi) +{ + debug("VBE: Setting VESA mode %#04x\n", mi->video_mode); + /* request linear framebuffer mode */ + mi->video_mode |= (1 << 14); + /* request clearing of framebuffer */ + mi->video_mode &= ~(1 << 15); + realmode_interrupt(0x10, VESA_SET_MODE, mi->video_mode, + 0x0000, 0x0000, 0x0000, 0x0000); + + return 0; +} + +static void vbe_set_graphics(int vesa_mode, struct vbe_mode_info *mode_info) +{ + unsigned char *framebuffer; + + mode_info->video_mode = (1 << 14) | vesa_mode; + vbe_get_mode_info(mode_info); + + framebuffer = (unsigned char *)mode_info->vesa.phys_base_ptr; + debug("VBE: resolution: %dx%d@%d\n", + le16_to_cpu(mode_info->vesa.x_resolution), + le16_to_cpu(mode_info->vesa.y_resolution), + mode_info->vesa.bits_per_pixel); + debug("VBE: framebuffer: %p\n", framebuffer); + if (!framebuffer) { + debug("VBE: Mode does not support linear framebuffer\n"); + return; + } + + vbe_set_mode(mode_info); +} + +void bios_run_on_x86(pci_dev_t pcidev, unsigned long addr, int vesa_mode, + struct vbe_mode_info *mode_info) +{ + u32 num_dev; + + num_dev = PCI_BUS(pcidev) << 8 | PCI_DEV(pcidev) << 3 | + PCI_FUNC(pcidev); + + /* Needed to avoid exceptions in some ROMs */ + interrupt_init(); + + /* Set up some legacy information in the F segment */ + setup_rombios(); + + /* Set up C interrupt handlers */ + setup_interrupt_handlers(); + + /* Set up real-mode IDT */ + setup_realmode_idt(); + + /* Make sure the code is placed. */ + setup_realmode_code(); + + disable_caches(); + debug("Calling Option ROM at %lx, pci device %#x...", addr, num_dev); + + /* Option ROM entry point is at OPROM start + 3 */ + realmode_call(addr + 0x0003, num_dev, 0xffff, 0x0000, 0xffff, 0x0, + 0x0); + debug("done\n"); + + if (vesa_mode != -1) + vbe_set_graphics(vesa_mode, mode_info); +} + +asmlinkage int interrupt_handler(u32 intnumber, u32 gsfs, u32 dses, + u32 edi, u32 esi, u32 ebp, u32 esp, + u32 ebx, u32 edx, u32 ecx, u32 eax, + u32 cs_ip, u16 stackflags) +{ + u32 ip; + u32 cs; + u32 flags; + int ret = 0; + + ip = cs_ip & 0xffff; + cs = cs_ip >> 16; + flags = stackflags; + +#ifdef CONFIG_REALMODE_DEBUG + debug("oprom: INT# 0x%x\n", intnumber); + debug("oprom: eax: %08x ebx: %08x ecx: %08x edx: %08x\n", + eax, ebx, ecx, edx); + debug("oprom: ebp: %08x esp: %08x edi: %08x esi: %08x\n", + ebp, esp, edi, esi); + debug("oprom: ip: %04x cs: %04x flags: %08x\n", + ip, cs, flags); + debug("oprom: stackflags = %04x\n", stackflags); +#endif + + /* + * Fetch arguments from the stack and put them to a place + * suitable for the interrupt handlers + */ + M.x86.R_EAX = eax; + M.x86.R_ECX = ecx; + M.x86.R_EDX = edx; + M.x86.R_EBX = ebx; + M.x86.R_ESP = esp; + M.x86.R_EBP = ebp; + M.x86.R_ESI = esi; + M.x86.R_EDI = edi; + M.x86.intno = intnumber; + M.x86.R_EIP = ip; + M.x86.R_CS = cs; + M.x86.R_EFLG = flags; + + /* Call the interrupt handler for this interrupt number */ + ret = int_handler[intnumber](); + + /* + * This code is quite strange... + * + * Put registers back on the stack. The assembler code will pop them + * later. We force (volatile!) changing the values of the parameters + * of this function. We know that they stay alive on the stack after + * we leave this function. + */ + *(volatile u32 *)&eax = M.x86.R_EAX; + *(volatile u32 *)&ecx = M.x86.R_ECX; + *(volatile u32 *)&edx = M.x86.R_EDX; + *(volatile u32 *)&ebx = M.x86.R_EBX; + *(volatile u32 *)&esi = M.x86.R_ESI; + *(volatile u32 *)&edi = M.x86.R_EDI; + flags = M.x86.R_EFLG; + + /* Pass success or error back to our caller via the CARRY flag */ + if (ret) { + flags &= ~1; /* no error: clear carry */ + } else { + debug("int%02x call returned error\n", intnumber); + flags |= 1; /* error: set carry */ + } + *(volatile u16 *)&stackflags = flags; + + return ret; +} diff --git a/arch/x86/lib/bios.h b/arch/x86/lib/bios.h new file mode 100644 index 0000000..8491b4a --- /dev/null +++ b/arch/x86/lib/bios.h @@ -0,0 +1,98 @@ +/* + * From Coreboot file device/oprom/realmode/x86.h + * + * Copyright (C) 2007 Advanced Micro Devices, Inc. + * Copyright (C) 2009-2010 coresystems GmbH + * + * SPDX-License-Identifier: GPL-2.0 + */ + +#ifndef _X86_LIB_BIOS_H +#define _X86_LIB_BIOS_H + +#define REALMODE_BASE 0x600 + +#ifdef __ASSEMBLY__ + +#define PTR_TO_REAL_MODE(x) (x - asm_realmode_code + REALMODE_BASE) + +#else + +/* Convert a symbol address to our real mode area */ +#define PTR_TO_REAL_MODE(sym)\ + (void *)(REALMODE_BASE + ((char *)&(sym) - (char *)&asm_realmode_code)) + +/* + * The following symbols cannot be used directly. They need to be fixed up + * to point to the correct address location after the code has been copied + * to REALMODE_BASE. Absolute symbols are not used because those symbols are + * relocated by U-Boot. + */ +extern unsigned char asm_realmode_call, __realmode_interrupt; +extern unsigned char asm_realmode_buffer; + +#define DOWNTO8(A) \ + union { \ + struct { \ + union { \ + struct { \ + uint8_t A##l; \ + uint8_t A##h; \ + } __packed; \ + uint16_t A##x; \ + } __packed; \ + uint16_t h##A##x; \ + } __packed; \ + uint32_t e##A##x; \ + } __packed; + +#define DOWNTO16(A) \ + union { \ + struct { \ + uint16_t A; \ + uint16_t h##A; \ + } __packed; \ + uint32_t e##A; \ + } __packed; + +struct eregs { + DOWNTO8(a); + DOWNTO8(c); + DOWNTO8(d); + DOWNTO8(b); + DOWNTO16(sp); + DOWNTO16(bp); + DOWNTO16(si); + DOWNTO16(di); + uint32_t vector; + uint32_t error_code; + uint32_t eip; + uint32_t cs; + uint32_t eflags; +}; + +struct realmode_idt { + u16 offset, cs; +}; + +void x86_exception(struct eregs *info); + +/* From x86_asm.S */ +extern unsigned char __idt_handler; +extern unsigned int __idt_handler_size; +extern unsigned char asm_realmode_code; +extern unsigned int asm_realmode_code_size; + +asmlinkage void (*realmode_call)(u32 addr, u32 eax, u32 ebx, u32 ecx, u32 edx, + u32 esi, u32 edi); + +asmlinkage void (*realmode_interrupt)(u32 intno, u32 eax, u32 ebx, u32 ecx, + u32 edx, u32 esi, u32 edi); + +int int10_handler(void); +int int12_handler(void); +int int16_handler(void); +int int1a_handler(void); +#endif /*__ASSEMBLY__ */ + +#endif diff --git a/arch/x86/lib/bios_asm.S b/arch/x86/lib/bios_asm.S new file mode 100644 index 0000000..4faa70e --- /dev/null +++ b/arch/x86/lib/bios_asm.S @@ -0,0 +1,281 @@ +/* + * From coreboot x86_asm.S, cleaned up substantially + * + * Copyright (C) 2009-2010 coresystems GmbH + * + * SPDX-License-Identifier: GPL-2.0 + */ + +#include <asm/processor.h> +#include <asm/processor-flags.h> +#include "bios.h" + +#define SEG(segment) $segment * X86_GDT_ENTRY_SIZE + +/* + * This is the interrupt handler stub code. It gets copied to the IDT and + * to some fixed addresses in the F segment. Before the code can used, + * it gets patched up by the C function copying it: byte 3 (the $0 in + * movb $0, %al) is overwritten with the interrupt numbers. + */ + + .code16 + .globl __idt_handler +__idt_handler: + pushal + movb $0, %al /* This instruction gets modified */ + ljmp $0, $__interrupt_handler_16bit + .globl __idt_handler_size +__idt_handler_size: + .long . - __idt_handler + +.macro setup_registers + /* initial register values */ + movl 44(%ebp), %eax + movl %eax, __registers + 0 /* eax */ + movl 48(%ebp), %eax + movl %eax, __registers + 4 /* ebx */ + movl 52(%ebp), %eax + movl %eax, __registers + 8 /* ecx */ + movl 56(%ebp), %eax + movl %eax, __registers + 12 /* edx */ + movl 60(%ebp), %eax + movl %eax, __registers + 16 /* esi */ + movl 64(%ebp), %eax + movl %eax, __registers + 20 /* edi */ +.endm + +.macro enter_real_mode + /* Activate the right segment descriptor real mode. */ + ljmp SEG(X86_GDT_ENTRY_16BIT_CS), $PTR_TO_REAL_MODE(1f) +1: +.code16 + /* + * Load the segment registers with properly configured segment + * descriptors. They will retain these configurations (limits, + * writability, etc.) once protected mode is turned off. + */ + mov SEG(X86_GDT_ENTRY_16BIT_DS), %ax + mov %ax, %ds + mov %ax, %es + mov %ax, %fs + mov %ax, %gs + mov %ax, %ss + + /* Turn off protection */ + movl %cr0, %eax + andl $~X86_CR0_PE, %eax + movl %eax, %cr0 + + /* Now really going into real mode */ + ljmp $0, $PTR_TO_REAL_MODE(1f) +1: + /* + * Set up a stack: Put the stack at the end of page zero. That way + * we can easily share it between real and protected, since the + * 16-bit ESP at segment 0 will work for any case. + */ + mov $0x0, %ax + mov %ax, %ss + + /* Load 16 bit IDT */ + xor %ax, %ax + mov %ax, %ds + lidt __realmode_idt + +.endm + +.macro prepare_for_irom + movl $0x1000, %eax + movl %eax, %esp + + /* Initialise registers for option rom lcall */ + movl __registers + 0, %eax + movl __registers + 4, %ebx + movl __registers + 8, %ecx + movl __registers + 12, %edx + movl __registers + 16, %esi + movl __registers + 20, %edi + + /* Set all segments to 0x0000, ds to 0x0040 */ + push %ax + xor %ax, %ax + mov %ax, %es + mov %ax, %fs + mov %ax, %gs + mov SEG(X86_GDT_ENTRY_16BIT_FLAT_DS), %ax + mov %ax, %ds + pop %ax + +.endm + +.macro enter_protected_mode + /* Go back to protected mode */ + movl %cr0, %eax + orl $X86_CR0_PE, %eax + movl %eax, %cr0 + + /* Now that we are in protected mode jump to a 32 bit code segment */ + data32 ljmp SEG(X86_GDT_ENTRY_32BIT_CS), $PTR_TO_REAL_MODE(1f) +1: + .code32 + mov SEG(X86_GDT_ENTRY_32BIT_DS), %ax + mov %ax, %ds + mov %ax, %es + mov %ax, %gs + mov %ax, %ss + mov SEG(X86_GDT_ENTRY_32BIT_FS), %ax + mov %ax, %fs + + /* restore proper idt */ + lidt idt_ptr +.endm + +/* + * In order to be independent of U-Boot's position in RAM we relocate a part + * of the code to the first megabyte of RAM, so the CPU can use it in + * real-mode. This code lives at asm_realmode_code. + */ + .globl asm_realmode_code +asm_realmode_code: + +/* Realmode IDT pointer structure. */ +__realmode_idt = PTR_TO_REAL_MODE(.) + .word 1023 /* 16 bit limit */ + .long 0 /* 24 bit base */ + .word 0 + +/* Preserve old stack */ +__stack = PTR_TO_REAL_MODE(.) + .long 0 + +/* Register store for realmode_call and realmode_interrupt */ +__registers = PTR_TO_REAL_MODE(.) + .long 0 /* 0 - EAX */ + .long 0 /* 4 - EBX */ + .long 0 /* 8 - ECX */ + .long 0 /* 12 - EDX */ + .long 0 /* 16 - ESI */ + .long 0 /* 20 - EDI */ + +/* 256 byte buffer, used by int10 */ + .globl asm_realmode_buffer +asm_realmode_buffer: + .skip 256 + + .code32 + .globl asm_realmode_call +asm_realmode_call: + /* save all registers to the stack */ + pusha + pushf + movl %esp, __stack + movl %esp, %ebp + + /* + * This function is called with regparm=0 and we have to skip the + * 36 bytes from pushf+pusha. Hence start at 40. + * Set up our call instruction. + */ + movl 40(%ebp), %eax + mov %ax, __lcall_instr + 1 + andl $0xffff0000, %eax + shrl $4, %eax + mov %ax, __lcall_instr + 3 + + wbinvd + + setup_registers + enter_real_mode + prepare_for_irom + +__lcall_instr = PTR_TO_REAL_MODE(.) + .byte 0x9a + .word 0x0000, 0x0000 + + enter_protected_mode + + /* restore stack pointer, eflags and register values and exit */ + movl __stack, %esp + popf + popa + ret + + .globl __realmode_interrupt +__realmode_interrupt: + /* save all registers to the stack and store the stack pointer */ + pusha + pushf + movl %esp, __stack + movl %esp, %ebp + + /* + * This function is called with regparm=0 and we have to skip the + * 36 bytes from pushf+pusha. Hence start at 40. + * Prepare interrupt calling code. + */ + movl 40(%ebp), %eax + movb %al, __intXX_instr + 1 /* intno */ + + setup_registers + enter_real_mode + prepare_for_irom + +__intXX_instr = PTR_TO_REAL_MODE(.) + .byte 0xcd, 0x00 /* This becomes intXX */ + + enter_protected_mode + + /* restore stack pointer, eflags and register values and exit */ + movl __stack, %esp + popf + popa + ret + +/* + * This is the 16-bit interrupt entry point called by the IDT stub code. + * + * Before this code code is called, %eax is pushed to the stack, and the + * interrupt number is loaded into %al. On return this function cleans up + * for its caller. + */ + .code16 +__interrupt_handler_16bit = PTR_TO_REAL_MODE(.) + push %ds + push %es + push %fs + push %gs + + /* Clear DF to not break ABI assumptions */ + cld + + /* + * Clean up the interrupt number. We could do this in the stub, but + * it would cost two more bytes per stub entry. + */ + andl $0xff, %eax + pushl %eax /* ... and make it the first parameter */ + + enter_protected_mode + + /* Call the C interrupt handler */ + movl $interrupt_handler, %eax + call *%eax + + enter_real_mode + + /* + * Restore all registers, including those manipulated by the C + * handler + */ + popl %eax + pop %gs + pop %fs + pop %es + pop %ds + popal + iret + + .globl asm_realmode_code_size +asm_realmode_code_size: + .long . - asm_realmode_code diff --git a/arch/x86/lib/bios_interrupts.c b/arch/x86/lib/bios_interrupts.c new file mode 100644 index 0000000..b0e2ecb --- /dev/null +++ b/arch/x86/lib/bios_interrupts.c @@ -0,0 +1,217 @@ +/* + * From Coreboot + * + * Copyright (C) 2001 Ronald G. Minnich + * Copyright (C) 2005 Nick.Barker9@btinternet.com + * Copyright (C) 2007-2009 coresystems GmbH + * + * SPDX-License-Identifier: GPL-2.0 + */ + +#include <common.h> +#include <asm/pci.h> +#include "bios_emul.h" + +/* errors go in AH. Just set these up so that word assigns will work */ +enum { + PCIBIOS_SUCCESSFUL = 0x0000, + PCIBIOS_UNSUPPORTED = 0x8100, + PCIBIOS_BADVENDOR = 0x8300, + PCIBIOS_NODEV = 0x8600, + PCIBIOS_BADREG = 0x8700 +}; + +int int10_handler(void) +{ + static u8 cursor_row, cursor_col; + int res = 0; + + switch ((M.x86.R_EAX & 0xff00) >> 8) { + case 0x01: /* Set cursor shape */ + res = 1; + break; + case 0x02: /* Set cursor position */ + if (cursor_row != ((M.x86.R_EDX >> 8) & 0xff) || + cursor_col >= (M.x86.R_EDX & 0xff)) { + debug("\n"); + } + cursor_row = (M.x86.R_EDX >> 8) & 0xff; + cursor_col = M.x86.R_EDX & 0xff; + res = 1; + break; + case 0x03: /* Get cursor position */ + M.x86.R_EAX &= 0x00ff; + M.x86.R_ECX = 0x0607; + M.x86.R_EDX = (cursor_row << 8) | cursor_col; + res = 1; + break; + case 0x06: /* Scroll up */ + debug("\n"); + res = 1; + break; + case 0x08: /* Get Character and Mode at Cursor Position */ + M.x86.R_EAX = 0x0f00 | 'A'; /* White on black 'A' */ + res = 1; + break; + case 0x09: /* Write Character and attribute */ + case 0x0e: /* Write Character */ + debug("%c", M.x86.R_EAX & 0xff); + res = 1; + break; + case 0x0f: /* Get video mode */ + M.x86.R_EAX = 0x5002; /*80 x 25 */ + M.x86.R_EBX &= 0x00ff; + res = 1; + break; + default: + printf("Unknown INT10 function %04x\n", M.x86.R_EAX & 0xffff); + break; + } + return res; +} + +int int12_handler(void) +{ + M.x86.R_EAX = 64 * 1024; + return 1; +} + +int int16_handler(void) +{ + int res = 0; + + switch ((M.x86.R_EAX & 0xff00) >> 8) { + case 0x00: /* Check for Keystroke */ + M.x86.R_EAX = 0x6120; /* Space Bar, Space */ + res = 1; + break; + case 0x01: /* Check for Keystroke */ + M.x86.R_EFLG |= 1 << 6; /* Zero Flag set (no key available) */ + res = 1; + break; + default: + printf("Unknown INT16 function %04x\n", M.x86.R_EAX & 0xffff); + +break; + } + return res; +} + +#define PCI_CONFIG_SPACE_TYPE1 (1 << 0) +#define PCI_SPECIAL_CYCLE_TYPE1 (1 << 4) + +int int1a_handler(void) +{ + unsigned short func = (unsigned short)M.x86.R_EAX; + int retval = 1; + unsigned short devid, vendorid, devfn; + /* Use short to get rid of gabage in upper half of 32-bit register */ + short devindex; + unsigned char bus; + pci_dev_t dev; + u32 dword; + u16 word; + u8 byte, reg; + + switch (func) { + case 0xb101: /* PCIBIOS Check */ + M.x86.R_EDX = 0x20494350; /* ' ICP' */ + M.x86.R_EAX &= 0xffff0000; /* Clear AH / AL */ + M.x86.R_EAX |= PCI_CONFIG_SPACE_TYPE1 | + PCI_SPECIAL_CYCLE_TYPE1; + /* + * last bus in the system. Hard code to 255 for now. + * dev_enumerate() does not seem to tell us (publically) + */ + M.x86.R_ECX = 0xff; + M.x86.R_EDI = 0x00000000; /* protected mode entry */ + retval = 1; + break; + case 0xb102: /* Find Device */ + devid = M.x86.R_ECX; + vendorid = M.x86.R_EDX; + devindex = M.x86.R_ESI; + dev = pci_find_device(vendorid, devid, devindex); + if (dev != -1) { + unsigned short busdevfn; + M.x86.R_EAX &= 0xffff00ff; /* Clear AH */ + M.x86.R_EAX |= PCIBIOS_SUCCESSFUL; + /* + * busnum is an unsigned char; + * devfn is an int, so we mask it off. + */ + busdevfn = (PCI_BUS(dev) << 8) | PCI_DEV(dev) << 3 | + PCI_FUNC(dev); + debug("0x%x: return 0x%x\n", func, busdevfn); + M.x86.R_EBX = busdevfn; + retval = 1; + } else { + M.x86.R_EAX &= 0xffff00ff; /* Clear AH */ + M.x86.R_EAX |= PCIBIOS_NODEV; + retval = 0; + } + break; + case 0xb10a: /* Read Config Dword */ + case 0xb109: /* Read Config Word */ + case 0xb108: /* Read Config Byte */ + case 0xb10d: /* Write Config Dword */ + case 0xb10c: /* Write Config Word */ + case 0xb10b: /* Write Config Byte */ + devfn = M.x86.R_EBX & 0xff; + bus = M.x86.R_EBX >> 8; + reg = M.x86.R_EDI; + dev = PCI_BDF(bus, devfn >> 3, devfn & 7); + if (!dev) { + debug("0x%x: BAD DEVICE bus %d devfn 0x%x\n", func, + bus, devfn); + /* Or are we supposed to return PCIBIOS_NODEV? */ + M.x86.R_EAX &= 0xffff00ff; /* Clear AH */ + M.x86.R_EAX |= PCIBIOS_BADREG; + retval = 0; + return retval; + } + switch (func) { + case 0xb108: /* Read Config Byte */ + byte = pci_read_config8(dev, reg); + M.x86.R_ECX = byte; + break; + case 0xb109: /* Read Config Word */ + word = pci_read_config16(dev, reg); + M.x86.R_ECX = word; + break; + case 0xb10a: /* Read Config Dword */ + dword = pci_read_config32(dev, reg); + M.x86.R_ECX = dword; + break; + case 0xb10b: /* Write Config Byte */ + byte = M.x86.R_ECX; + pci_write_config8(dev, reg, byte); + break; + case 0xb10c: /* Write Config Word */ + word = M.x86.R_ECX; + pci_write_config16(dev, reg, word); + break; + case 0xb10d: /* Write Config Dword */ + dword = M.x86.R_ECX; + pci_write_config32(dev, reg, dword); + break; + } + +#ifdef CONFIG_REALMODE_DEBUG + debug("0x%x: bus %d devfn 0x%x reg 0x%x val 0x%x\n", func, + bus, devfn, reg, M.x86.R_ECX); +#endif + M.x86.R_EAX &= 0xffff00ff; /* Clear AH */ + M.x86.R_EAX |= PCIBIOS_SUCCESSFUL; + retval = 1; + break; + default: + printf("UNSUPPORTED PCIBIOS FUNCTION 0x%x\n", func); + M.x86.R_EAX &= 0xffff00ff; /* Clear AH */ + M.x86.R_EAX |= PCIBIOS_UNSUPPORTED; + retval = 0; + break; + } + + return retval; +} diff --git a/arch/x86/lib/pcat_interrupts.c b/arch/x86/lib/pcat_interrupts.c index 4c86f7f..a9af87e 100644 --- a/arch/x86/lib/pcat_interrupts.c +++ b/arch/x86/lib/pcat_interrupts.c @@ -24,12 +24,10 @@ #error "CONFIG_SYS_NUM_IRQS must equal 16 if CONFIG_SYS_NUM_IRQS is defined" #endif -int interrupt_init(void) +int i8259_init(void) { u8 i; - disable_interrupts(); - /* Mask all interrupts */ outb(0xff, MASTER_PIC + IMR); outb(0xff, SLAVE_PIC + IMR); @@ -62,7 +60,8 @@ int interrupt_init(void) */ unmask_irq(2); - enable_interrupts(); + /* Interrupt 9 should be level triggered (SCI). The OS might do this */ + configure_irq_trigger(9, true); return 0; } @@ -114,3 +113,38 @@ void specific_eoi(int irq) outb(OCW2_SEOI | irq, MASTER_PIC + OCW2); } + +#define ELCR1 0x4d0 +#define ELCR2 0x4d1 + +void configure_irq_trigger(int int_num, bool is_level_triggered) +{ + u16 int_bits = inb(ELCR1) | (((u16)inb(ELCR2)) << 8); + + debug("%s: current interrupts are 0x%x\n", __func__, int_bits); + if (is_level_triggered) + int_bits |= (1 << int_num); + else + int_bits &= ~(1 << int_num); + + /* Write new values */ + debug("%s: try to set interrupts 0x%x\n", __func__, int_bits); + outb((u8)(int_bits & 0xff), ELCR1); + outb((u8)(int_bits >> 8), ELCR2); + +#ifdef PARANOID_IRQ_TRIGGERS + /* + * Try reading back the new values. This seems like an error but is + * not + */ + if (inb(ELCR1) != (int_bits & 0xff)) { + printf("%s: lower order bits are wrong: want 0x%x, got 0x%x\n", + __func__, (int_bits & 0xff), inb(ELCR1)); + } + + if (inb(ELCR2) != (int_bits >> 8)) { + printf("%s: higher order bits are wrong: want 0x%x, got 0x%x\n", + __func__, (int_bits>>8), inb(ELCR2)); + } +#endif +} diff --git a/arch/x86/lib/relocate.c b/arch/x86/lib/relocate.c index faca38f..b33586b 100644 --- a/arch/x86/lib/relocate.c +++ b/arch/x86/lib/relocate.c @@ -76,6 +76,9 @@ int do_elf_reloc_fixups(void) /* The size of the region of u-boot that runs out of RAM. */ uintptr_t size = (uintptr_t)&__bss_end - (uintptr_t)&__text_start; + if (re_src == re_end) + panic("No relocation data"); + do { /* Get the location from the relocation entry */ offset_ptr_rom = (Elf32_Addr *)re_src->r_offset; diff --git a/board/google/chromebook_link/link.c b/board/google/chromebook_link/link.c index 88cee05..1822237 100644 --- a/board/google/chromebook_link/link.c +++ b/board/google/chromebook_link/link.c @@ -5,15 +5,14 @@ */ #include <common.h> +#include <cros_ec.h> #include <asm/gpio.h> int arch_early_init_r(void) { - return 0; -} + if (cros_ec_board_init()) + return -1; -int board_early_init_r(void) -{ return 0; } diff --git a/common/board_r.c b/common/board_r.c index 19c6427..1b8998d 100644 --- a/common/board_r.c +++ b/common/board_r.c @@ -775,7 +775,7 @@ init_fnc_t init_sequence_r[] = { initr_flash, #endif INIT_FUNC_WATCHDOG_RESET -#if defined(CONFIG_PPC) || defined(CONFIG_X86) +#if defined(CONFIG_PPC) /* initialize higher level parts of CPU like time base and timers */ cpu_init_r, #endif @@ -838,11 +838,8 @@ init_fnc_t init_sequence_r[] = { #ifdef CONFIG_CMD_KGDB initr_kgdb, #endif -#ifdef CONFIG_X86 - board_early_init_r, -#endif interrupt_init, -#if defined(CONFIG_ARM) || defined(CONFIG_x86) +#if defined(CONFIG_ARM) initr_enable_interrupts, #endif #ifdef CONFIG_X86 diff --git a/doc/device-tree-bindings/ata/intel-sata.txt b/doc/device-tree-bindings/ata/intel-sata.txt new file mode 100644 index 0000000..5e4da83 --- /dev/null +++ b/doc/device-tree-bindings/ata/intel-sata.txt @@ -0,0 +1,26 @@ +Intel Pantherpoint SATA Device Binding +====================================== + +The device tree node which describes the operation of the Intel Pantherpoint +SATA device is as follows: + +Required properties : +- compatible = "intel,pantherpoint-ahci" +- intel,sata-mode : string, one of: + "ahci" : Use AHCI mode (default) + "combined" : Use combined IDE + legacy mode + "plain-ide" : Use plain IDE mode +- intel,sata-port-map : Which SATA ports are enabled, bit 0=enable first port, + bit 1=enable second port, etc. +- intel,sata-port0-gen3-tx : Value for the IOBP_SP0G3IR register +- intel,sata-port1-gen3-tx : Value for the IOBP_SP1G3IR register + +Example +------- + +sata { + compatible = "intel,pantherpoint-ahci"; + intel,sata-mode = "ahci"; + intel,sata-port-map = <1>; + intel,sata-port0-gen3-tx = <0x00880a7f>; +}; diff --git a/doc/device-tree-bindings/misc/intel-lpc.txt b/doc/device-tree-bindings/misc/intel-lpc.txt index 7e1b389..ba6ca9d 100644 --- a/doc/device-tree-bindings/misc/intel-lpc.txt +++ b/doc/device-tree-bindings/misc/intel-lpc.txt @@ -6,10 +6,37 @@ Count device is as follows: Required properties : - compatible = "intel,lpc" -- gen-dec : Specifies the values for the gen-dec registers. Up to four cell - pairs can be provided - the first of each pair is the base address and +- intel,alt-gp-smi-enable : Enable SMI sources. This cell is written to the + ALT_GP_SMI_EN register +- intel,gen-dec : Specifies the values for the gen-dec registers. Up to four + cell pairs can be provided - the first of each pair is the base address and the second is the size. These are written into the GENx_DEC registers of the LPC device +- intel,gpi-routing : Specifies the GPI routing. There are 16 cells, valid + values are: + 0 No effect (default) + 1 SMI# (if corresponding ALT_GPI_SMI_EN bit is also set) + 2 SCI (if corresponding GPIO_EN bit is also set) +- intel,pirq-routing : Speciffies the routing IRQ number for each of PIRQA-H, + one cell for each. + 0x00 - 0000 = Reserved + 0x01 - 0001 = Reserved + 0x02 - 0010 = Reserved + 0x03 - 0011 = IRQ3 + 0x04 - 0100 = IRQ4 + 0x05 - 0101 = IRQ5 + 0x06 - 0110 = IRQ6 + 0x07 - 0111 = IRQ7 + 0x08 - 1000 = Reserved + 0x09 - 1001 = IRQ9 + 0x0A - 1010 = IRQ10 + 0x0B - 1011 = IRQ11 + 0x0C - 1100 = IRQ12 + 0x0D - 1101 = Reserved + 0x0E - 1110 = IRQ14 + 0x0F - 1111 = IRQ15 + PIRQ[n]_ROUT[7] - PIRQ Routing Control + 0x80 - The PIRQ is not routed. Example @@ -19,5 +46,19 @@ lpc { compatible = "intel,lpc"; #address-cells = <1>; #size-cells = <1>; - gen-dec = <0x800 0xfc 0x900 0xfc>; + intel,gen-dec = <0x800 0xfc 0x900 0xfc>; + + intel,pirq-routing = <0x8b 0x8a 0x8b 0x8b + 0x80 0x80 0x80 0x80>; + /* + * GPI routing + * 0 No effect (default) + * 1 SMI# (if corresponding ALT_GPI_SMI_EN bit is + * also set) + * 2 SCI (if corresponding GPIO_EN bit is also set) + */ + intel,gpi-routing = <0 0 0 0 0 0 0 2 + 1 0 0 0 0 0 0 0>; + /* Enable EC SMI source */ + intel,alt-gp-smi-enable = <0x0100>; }; diff --git a/doc/device-tree-bindings/video/intel-gma.txt b/doc/device-tree-bindings/video/intel-gma.txt new file mode 100644 index 0000000..914be4f --- /dev/null +++ b/doc/device-tree-bindings/video/intel-gma.txt @@ -0,0 +1,40 @@ +Intel GMA Bindings +================== + +This is the Intel Graphics Media Accelerator. This binding supports selection +of display parameters only. + + +Required properties: + - compatible : "intel,gma"; + +Optional properties: + - intel,dp-hotplug : values for digital port hotplug, one cell per value for + ports B, C and D + - intel,panel-port-select : output port to use: 0=LVDS 1=DP_B 2=DP_C 3=DP_D + - intel,panel-power-cycle-delay : T4 time sequence (6 = 500ms) + + The following delays are in units of 0.1ms: + - intel,panel-power-up-delay : T1+T2 time sequence + - intel,panel-power-down-delay : T3 time sequence + - intel,panel-power-backlight-on-delay : T5 time sequence + - intel,panel-power-backlight-off-delay : Tx time sequence + + - intel,cpu-backlight : Value for CPU Backlight PWM + - intel,pch-backlight : Value for PCH Backlight PWM + +Example +------- + +gma { + compatible = "intel,gma"; + intel,dp_hotplug = <0 0 0x06>; + intel,panel-port-select = <1>; + intel,panel-power-cycle-delay = <6>; + intel,panel-power-up-delay = <2000>; + intel,panel-power-down-delay = <500>; + intel,panel-power-backlight-on-delay = <2000>; + intel,panel-power-backlight-off-delay = <2000>; + intel,cpu-backlight = <0x00000200>; + intel,pch-backlight = <0x04000000>; +}; diff --git a/drivers/bios_emulator/Makefile b/drivers/bios_emulator/Makefile index e56356e..2ba43ac 100644 --- a/drivers/bios_emulator/Makefile +++ b/drivers/bios_emulator/Makefile @@ -9,4 +9,4 @@ obj-y = atibios.o biosemu.o besys.o bios.o \ $(X86DIR)/debug.o ccflags-y := -I$(srctree)/$(src) -I$(srctree)/$(src)/include \ - -D__PPC__ -D__BIG_ENDIAN__ + $(if $(CONFIG_PPC),-D__PPC__ -D__BIG_ENDIAN__) diff --git a/drivers/bios_emulator/atibios.c b/drivers/bios_emulator/atibios.c index 3b2ed6e..93b815c 100644 --- a/drivers/bios_emulator/atibios.c +++ b/drivers/bios_emulator/atibios.c @@ -46,8 +46,11 @@ * BIOS in u-boot. ****************************************************************************/ #include <common.h> -#include "biosemui.h" +#include <bios_emul.h> +#include <errno.h> #include <malloc.h> +#include <vbe.h> +#include "biosemui.h" /* Length of the BIOS image */ #define MAX_BIOSLEN (128 * 1024L) @@ -59,17 +62,54 @@ static u32 saveBaseAddress14; static u32 saveBaseAddress18; static u32 saveBaseAddress20; +static void atibios_set_vesa_mode(RMREGS *regs, int vesa_mode, + struct vbe_mode_info *mode_info) +{ + debug("VBE: Setting VESA mode %#04x\n", vesa_mode); + /* request linear framebuffer mode */ + vesa_mode |= (1 << 14); + /* request clearing of framebuffer */ + vesa_mode &= ~(1 << 15); + regs->e.eax = VESA_SET_MODE; + regs->e.ebx = vesa_mode; + BE_int86(0x10, regs, regs); + + int offset = 0x2000; + void *buffer = (void *)(M.mem_base + offset); + + u16 buffer_seg = (((unsigned long)offset) >> 4) & 0xff00; + u16 buffer_adr = ((unsigned long)offset) & 0xffff; + regs->e.eax = VESA_GET_MODE_INFO; + regs->e.ebx = 0; + regs->e.ecx = vesa_mode; + regs->e.edx = 0; + regs->e.esi = buffer_seg; + regs->e.edi = buffer_adr; + BE_int86(0x10, regs, regs); + memcpy(mode_info->mode_info_block, buffer, + sizeof(struct vbe_mode_info)); + mode_info->valid = true; + + vesa_mode |= (1 << 14); + /* request clearing of framebuffer */ + vesa_mode &= ~(1 << 15); + regs->e.eax = VESA_SET_MODE; + regs->e.ebx = vesa_mode; + BE_int86(0x10, regs, regs); +} + /**************************************************************************** PARAMETERS: pcidev - PCI device info for the video card on the bus to boot -VGAInfo - BIOS emulator VGA info structure +vga_info - BIOS emulator VGA info structure REMARKS: This function executes the BIOS POST code on the controller. We assume that at this stage the controller has its I/O and memory space enabled and that all other controllers are in a disabled state. ****************************************************************************/ -static void PCI_doBIOSPOST(pci_dev_t pcidev, BE_VGAInfo * VGAInfo) +static void PCI_doBIOSPOST(pci_dev_t pcidev, BE_VGAInfo *vga_info, + int vesa_mode, struct vbe_mode_info *mode_info) { RMREGS regs; RMSREGS sregs; @@ -84,13 +124,16 @@ static void PCI_doBIOSPOST(pci_dev_t pcidev, BE_VGAInfo * VGAInfo) ((int)PCI_DEV(pcidev) << 3) | (int)PCI_FUNC(pcidev); /*Setup the X86 emulator for the VGA BIOS*/ - BE_setVGA(VGAInfo); + BE_setVGA(vga_info); /*Execute the BIOS POST code*/ BE_callRealMode(0xC000, 0x0003, ®s, &sregs); /*Cleanup and exit*/ - BE_getVGA(VGAInfo); + BE_getVGA(vga_info); + + if (vesa_mode != -1) + atibios_set_vesa_mode(®s, vesa_mode, mode_info); } /**************************************************************************** @@ -244,60 +287,61 @@ REMARKS: Loads and POST's the display controllers BIOS, directly from the BIOS image we can extract over the PCI bus. ****************************************************************************/ -static int PCI_postController(pci_dev_t pcidev, BE_VGAInfo * VGAInfo) +static int PCI_postController(pci_dev_t pcidev, uchar *bios_rom, int bios_len, + BE_VGAInfo *vga_info, int vesa_mode, + struct vbe_mode_info *mode_info) { - u32 BIOSImageLen; - uchar *mappedBIOS; - uchar *copyOfBIOS; - - /*Allocate memory to store copy of BIOS from display controller*/ - if ((mappedBIOS = PCI_mapBIOSImage(pcidev)) == NULL) { - printf("videoboot: Video ROM failed to map!\n"); - return false; - } + u32 bios_image_len; + uchar *mapped_bios; + uchar *copy_of_bios; + + if (bios_rom) { + copy_of_bios = bios_rom; + bios_image_len = bios_len; + } else { + /* + * Allocate memory to store copy of BIOS from display + * controller + */ + mapped_bios = PCI_mapBIOSImage(pcidev); + if (mapped_bios == NULL) { + printf("videoboot: Video ROM failed to map!\n"); + return false; + } - BIOSImageLen = mappedBIOS[2] * 512; + bios_image_len = mapped_bios[2] * 512; - if ((copyOfBIOS = malloc(BIOSImageLen)) == NULL) { - printf("videoboot: Out of memory!\n"); - return false; + copy_of_bios = malloc(bios_image_len); + if (copy_of_bios == NULL) { + printf("videoboot: Out of memory!\n"); + return false; + } + memcpy(copy_of_bios, mapped_bios, bios_image_len); + PCI_unmapBIOSImage(pcidev, mapped_bios); } - memcpy(copyOfBIOS, mappedBIOS, BIOSImageLen); - PCI_unmapBIOSImage(pcidev, mappedBIOS); - - /*Save information in VGAInfo structure*/ - VGAInfo->function = PCI_FUNC(pcidev); - VGAInfo->device = PCI_DEV(pcidev); - VGAInfo->bus = PCI_BUS(pcidev); - VGAInfo->pcidev = pcidev; - VGAInfo->BIOSImage = copyOfBIOS; - VGAInfo->BIOSImageLen = BIOSImageLen; + /*Save information in vga_info structure*/ + vga_info->function = PCI_FUNC(pcidev); + vga_info->device = PCI_DEV(pcidev); + vga_info->bus = PCI_BUS(pcidev); + vga_info->pcidev = pcidev; + vga_info->BIOSImage = copy_of_bios; + vga_info->BIOSImageLen = bios_image_len; /*Now execute the BIOS POST for the device*/ - if (copyOfBIOS[0] != 0x55 || copyOfBIOS[1] != 0xAA) { + if (copy_of_bios[0] != 0x55 || copy_of_bios[1] != 0xAA) { printf("videoboot: Video ROM image is invalid!\n"); return false; } - PCI_doBIOSPOST(pcidev, VGAInfo); + PCI_doBIOSPOST(pcidev, vga_info, vesa_mode, mode_info); /*Reset the size of the BIOS image to the final size*/ - VGAInfo->BIOSImageLen = copyOfBIOS[2] * 512; + vga_info->BIOSImageLen = copy_of_bios[2] * 512; return true; } -/**************************************************************************** -PARAMETERS: -pcidev - PCI device info for the video card on the bus to boot -pVGAInfo - Place to return VGA info structure is requested -cleanUp - true to clean up on exit, false to leave emulator active - -REMARKS: -Boots the PCI/AGP video card on the bus using the Video ROM BIOS image -and the X86 BIOS emulator module. -****************************************************************************/ -int BootVideoCardBIOS(pci_dev_t pcidev, BE_VGAInfo ** pVGAInfo, int cleanUp) +int biosemu_setup(pci_dev_t pcidev, BE_VGAInfo **vga_infop) { BE_VGAInfo *VGAInfo; @@ -307,28 +351,70 @@ int BootVideoCardBIOS(pci_dev_t pcidev, BE_VGAInfo ** pVGAInfo, int cleanUp) /*Initialise the x86 BIOS emulator*/ if ((VGAInfo = malloc(sizeof(*VGAInfo))) == NULL) { printf("videoboot: Out of memory!\n"); - return false; + return -ENOMEM; } memset(VGAInfo, 0, sizeof(*VGAInfo)); BE_init(0, 65536, VGAInfo, 0); + *vga_infop = VGAInfo; - /*Post all the display controller BIOS'es*/ - if (!PCI_postController(pcidev, VGAInfo)) - return false; + return 0; +} - /*Cleanup and exit the emulator if requested. If the BIOS emulator - is needed after booting the card, we will not call BE_exit and - leave it enabled for further use (ie: VESA driver etc). +void biosemu_set_interrupt_handler(int intnum, int (*int_func)(void)) +{ + X86EMU_setupIntrFunc(intnum, (X86EMU_intrFuncs)int_func); +} + +int biosemu_run(pci_dev_t pcidev, uchar *bios_rom, int bios_len, + BE_VGAInfo *vga_info, int clean_up, int vesa_mode, + struct vbe_mode_info *mode_info) +{ + /*Post all the display controller BIOS'es*/ + if (!PCI_postController(pcidev, bios_rom, bios_len, vga_info, + vesa_mode, mode_info)) + return -EINVAL; + + /* + * Cleanup and exit the emulator if requested. If the BIOS emulator + * is needed after booting the card, we will not call BE_exit and + * leave it enabled for further use (ie: VESA driver etc). */ - if (cleanUp) { + if (clean_up) { BE_exit(); - if (VGAInfo->BIOSImage) - free(VGAInfo->BIOSImage); - free(VGAInfo); - VGAInfo = NULL; + if (vga_info->BIOSImage) + free(vga_info->BIOSImage); + free(vga_info); + vga_info = NULL; } - /*Return VGA info pointer if the caller requested it*/ + + return 0; +} + +/**************************************************************************** +PARAMETERS: +pcidev - PCI device info for the video card on the bus to boot +pVGAInfo - Place to return VGA info structure is requested +cleanUp - true to clean up on exit, false to leave emulator active + +REMARKS: +Boots the PCI/AGP video card on the bus using the Video ROM BIOS image +and the X86 BIOS emulator module. +****************************************************************************/ +int BootVideoCardBIOS(pci_dev_t pcidev, BE_VGAInfo **pVGAInfo, int clean_up) +{ + BE_VGAInfo *VGAInfo; + int ret; + + ret = biosemu_setup(pcidev, &VGAInfo); + if (ret) + return false; + ret = biosemu_run(pcidev, NULL, 0, VGAInfo, clean_up, -1, NULL); + if (ret) + return false; + + /* Return VGA info pointer if the caller requested it*/ if (pVGAInfo) *pVGAInfo = VGAInfo; + return true; } diff --git a/drivers/bios_emulator/besys.c b/drivers/bios_emulator/besys.c index ad88a53..752a928 100644 --- a/drivers/bios_emulator/besys.c +++ b/drivers/bios_emulator/besys.c @@ -54,12 +54,20 @@ /*------------------------- Global Variables ------------------------------*/ -#ifndef __i386__ +#ifndef CONFIG_X86EMU_RAW_IO static char *BE_biosDate = "08/14/99"; static u8 BE_model = 0xFC; static u8 BE_submodel = 0x00; #endif +#undef DEBUG_IO_ACCESS + +#ifdef DEBUG_IO_ACCESS +#define debug_io(fmt, ...) printf(fmt, ##__VA_ARGS__) +#else +#define debug_io(x, b...) +#endif + /*----------------------------- Implementation ----------------------------*/ /**************************************************************************** @@ -80,38 +88,40 @@ static u8 *BE_memaddr(u32 addr) if (addr >= 0xC0000 && addr <= _BE_env.biosmem_limit) { return (u8*)(_BE_env.biosmem_base + addr - 0xC0000); } else if (addr > _BE_env.biosmem_limit && addr < 0xD0000) { - DB(printf("BE_memaddr: address %#lx may be invalid!\n", addr);) - return M.mem_base; + DB(printf("BE_memaddr: address %#lx may be invalid!\n", + (ulong)addr);) + return (u8 *)M.mem_base; } else if (addr >= 0xA0000 && addr <= 0xBFFFF) { return (u8*)(_BE_env.busmem_base + addr - 0xA0000); } -#ifdef __i386__ +#ifdef CONFIG_X86EMU_RAW_IO else if (addr >= 0xD0000 && addr <= 0xFFFFF) { /* We map the real System BIOS directly on real PC's */ - DB(printf("BE_memaddr: System BIOS address %#lx\n", addr);) - return _BE_env.busmem_base + addr - 0xA0000; + DB(printf("BE_memaddr: System BIOS address %#lx\n", + (ulong)addr);) + return (u8 *)_BE_env.busmem_base + addr - 0xA0000; } #else else if (addr >= 0xFFFF5 && addr < 0xFFFFE) { /* Return a faked BIOS date string for non-x86 machines */ - DB(printf("BE_memaddr - Returning BIOS date\n");) + debug_io("BE_memaddr - Returning BIOS date\n"); return (u8 *)(BE_biosDate + addr - 0xFFFF5); } else if (addr == 0xFFFFE) { /* Return system model identifier for non-x86 machines */ - DB(printf("BE_memaddr - Returning model\n");) + debug_io("BE_memaddr - Returning model\n"); return &BE_model; } else if (addr == 0xFFFFF) { /* Return system submodel identifier for non-x86 machines */ - DB(printf("BE_memaddr - Returning submodel\n");) + debug_io("BE_memaddr - Returning submodel\n"); return &BE_submodel; } #endif else if (addr > M.mem_size - 1) { HALT_SYS(); - return M.mem_base; + return (u8 *)M.mem_base; } - return M.mem_base + addr; + return (u8 *)(M.mem_base + addr); } /**************************************************************************** @@ -230,7 +240,7 @@ void X86API BE_wrl(u32 addr, u32 val) } } -#if defined(DEBUG) || !defined(__i386__) +#if !defined(CONFIG_X86EMU_RAW_IO) /* For Non-Intel machines we may need to emulate some I/O port accesses that * the BIOS may try to access, such as the PCI config registers. @@ -258,6 +268,7 @@ static u8 VGA_inpb (const int port) { u8 val = 0xff; + debug_io("vga_inb.%04X -> ", (u16) port); switch (port) { case 0x3C0: /* 3C0 has funky characteristics because it can act as either @@ -560,7 +571,7 @@ u8 X86API BE_inb(X86EMU_pioAddr port) { u8 val = 0; -#if defined(DEBUG) || !defined(__i386__) +#if !defined(CONFIG_X86EMU_RAW_IO) if (IS_VGA_PORT(port)){ /*seems reading port 0x3c3 return the high 16 bit of io port*/ if(port == 0x3c3) @@ -581,7 +592,12 @@ u8 X86API BE_inb(X86EMU_pioAddr port) val = LOG_inpb(port); } else #endif + { + debug_io("inb.%04X -> ", (u16) port); val = LOG_inpb(port); + debug_io("%02X\n", val); + } + return val; } @@ -601,7 +617,7 @@ u16 X86API BE_inw(X86EMU_pioAddr port) { u16 val = 0; -#if defined(DEBUG) || !defined(__i386__) +#if !defined(CONFIG_X86EMU_RAW_IO) if (IS_PCI_PORT(port)) val = PCI_inp(port, REG_READ_WORD); else if (port < 0x100) { @@ -609,7 +625,12 @@ u16 X86API BE_inw(X86EMU_pioAddr port) val = LOG_inpw(port); } else #endif + { + debug_io("inw.%04X -> ", (u16) port); val = LOG_inpw(port); + debug_io("%04X\n", val); + } + return val; } @@ -629,14 +650,19 @@ u32 X86API BE_inl(X86EMU_pioAddr port) { u32 val = 0; -#if defined(DEBUG) || !defined(__i386__) +#if !defined(CONFIG_X86EMU_RAW_IO) if (IS_PCI_PORT(port)) val = PCI_inp(port, REG_READ_DWORD); else if (port < 0x100) { val = LOG_inpd(port); } else #endif + { + debug_io("inl.%04X -> ", (u16) port); val = LOG_inpd(port); + debug_io("%08X\n", val); + } + return val; } @@ -652,7 +678,7 @@ through to the real hardware if we don't need to special case it. ****************************************************************************/ void X86API BE_outb(X86EMU_pioAddr port, u8 val) { -#if defined(DEBUG) || !defined(__i386__) +#if !defined(CONFIG_X86EMU_RAW_IO) if (IS_VGA_PORT(port)) VGA_outpb(port, val); else if (IS_TIMER_PORT(port)) @@ -668,7 +694,11 @@ void X86API BE_outb(X86EMU_pioAddr port, u8 val) LOG_outpb(port, val); } else #endif + { + debug_io("outb.%04X <- %02X", (u16) port, val); LOG_outpb(port, val); + debug_io("\n"); + } } /**************************************************************************** @@ -683,19 +713,23 @@ through to the real hardware if we don't need to special case it. ****************************************************************************/ void X86API BE_outw(X86EMU_pioAddr port, u16 val) { -#if defined(DEBUG) || !defined(__i386__) - if (IS_VGA_PORT(port)) { - VGA_outpb(port, val); - VGA_outpb(port + 1, val >> 8); - } else if (IS_PCI_PORT(port)) - PCI_outp(port, val, REG_WRITE_WORD); - else if (port < 0x100) { - DB(printf("WARN: MAybe INVALID outw.%04X <- %04X\n", (u16) port, - val);) - LOG_outpw(port, val); - } else +#if !defined(CONFIG_X86EMU_RAW_IO) + if (IS_VGA_PORT(port)) { + VGA_outpb(port, val); + VGA_outpb(port + 1, val >> 8); + } else if (IS_PCI_PORT(port)) { + PCI_outp(port, val, REG_WRITE_WORD); + } else if (port < 0x100) { + DB(printf("WARN: MAybe INVALID outw.%04X <- %04X\n", (u16)port, + val);) + LOG_outpw(port, val); + } else #endif - LOG_outpw(port, val); + { + debug_io("outw.%04X <- %04X", (u16) port, val); + LOG_outpw(port, val); + debug_io("\n"); + } } /**************************************************************************** @@ -710,13 +744,17 @@ through to the real hardware if we don't need to special case it. ****************************************************************************/ void X86API BE_outl(X86EMU_pioAddr port, u32 val) { -#if defined(DEBUG) || !defined(__i386__) - if (IS_PCI_PORT(port)) +#if !defined(CONFIG_X86EMU_RAW_IO) + if (IS_PCI_PORT(port)) { PCI_outp(port, val, REG_WRITE_DWORD); - else if (port < 0x100) { + } else if (port < 0x100) { DB(printf("WARN: INVALID outl.%04X <- %08X\n", (u16) port,val);) LOG_outpd(port, val); } else #endif + { + debug_io("outl.%04X <- %08X", (u16) port, val); LOG_outpd(port, val); + debug_io("\n"); + } } diff --git a/drivers/bios_emulator/bios.c b/drivers/bios_emulator/bios.c index bcc192f..152d70a 100644 --- a/drivers/bios_emulator/bios.c +++ b/drivers/bios_emulator/bios.c @@ -84,14 +84,14 @@ static void X86API int42(int intno) PM_outpb(0x3c2, PM_inpb(0x3cc) & (u8) ~ 0x02); return; } -#ifdef DEBUG +#ifdef CONFIG_X86EMU_DEBUG else { printf("int42: unknown function AH=0x12, BL=0x32, AL=%#02x\n", M.x86.R_AL); } #endif } -#ifdef DEBUG +#ifdef CONFIG_X86EMU_DEBUG else { printf("int42: unknown function AH=%#02x, AL=%#02x, BL=%#02x\n", M.x86.R_AH, M.x86.R_AL, M.x86.R_BL); diff --git a/drivers/bios_emulator/biosemui.h b/drivers/bios_emulator/biosemui.h index 8c1f111..7853015 100644 --- a/drivers/bios_emulator/biosemui.h +++ b/drivers/bios_emulator/biosemui.h @@ -48,7 +48,7 @@ #include <asm/io.h> /*---------------------- Macros and type definitions ----------------------*/ -#ifdef DEBUG +#ifdef CONFIG_X86EMU_DEBUG #define DB(x) x #else #define DB(x) do{}while(0); diff --git a/drivers/bios_emulator/include/biosemu.h b/drivers/bios_emulator/include/biosemu.h index e92e96e..124d79d 100644 --- a/drivers/bios_emulator/include/biosemu.h +++ b/drivers/bios_emulator/include/biosemu.h @@ -43,6 +43,8 @@ #ifndef __BIOSEMU_H #define __BIOSEMU_H +#include <bios_emul.h> + #ifdef __KERNEL__ #include "x86emu.h" #else @@ -55,57 +57,6 @@ #pragma pack(1) -#ifndef __KERNEL__ -/**************************************************************************** -REMARKS: -Data structure used to describe the details specific to a particular VGA -controller. This information is used to allow the VGA controller to be -swapped on the fly within the BIOS emulator. - -HEADER: -biosemu.h - -MEMBERS: -pciInfo - PCI device information block for the controller -BIOSImage - Pointer to a read/write copy of the BIOS image -BIOSImageLen - Length of the BIOS image -LowMem - Copy of key low memory areas -****************************************************************************/ -typedef struct { - PCIDeviceInfo *pciInfo; - void *BIOSImage; - ulong BIOSImageLen; - uchar LowMem[1536]; -} BE_VGAInfo; -#else -/**************************************************************************** -REMARKS: -Data structure used to describe the details for the BIOS emulator system -environment as used by the X86 emulator library. - -HEADER: -biosemu.h - -MEMBERS: -vgaInfo - VGA BIOS information structure -biosmem_base - Base of the BIOS image -biosmem_limit - Limit of the BIOS image -busmem_base - Base of the VGA bus memory -****************************************************************************/ -typedef struct { - int function; - int device; - int bus; - u32 VendorID; - u32 DeviceID; - pci_dev_t pcidev; - void *BIOSImage; - u32 BIOSImageLen; - u8 LowMem[1536]; -} BE_VGAInfo; - -#endif /* __KERNEL__ */ - #define CRT_C 24 /* 24 CRT Controller Registers */ #define ATT_C 21 /* 21 Attribute Controller Registers */ #define GRA_C 9 /* 9 Graphics Controller Registers */ diff --git a/drivers/bios_emulator/include/x86emu.h b/drivers/bios_emulator/include/x86emu.h index a70a768..b28cdc6 100644 --- a/drivers/bios_emulator/include/x86emu.h +++ b/drivers/bios_emulator/include/x86emu.h @@ -53,9 +53,9 @@ typedef u16 X86EMU_pioAddr; /*---------------------- Macros and type definitions ----------------------*/ -#if defined (CONFIG_ARM) +#if defined(CONFIG_ARM) #define GAS_LINE_COMMENT "@" -#elif defined(CONFIG_MIPS) || defined(CONFIG_PPC) +#elif defined(CONFIG_MIPS) || defined(CONFIG_PPC) || defined(CONFIG_X86) #define GAS_LINE_COMMENT "#" #elif defined (CONFIG_SH) #define GAS_LINE_COMMENT "!" @@ -153,6 +153,7 @@ extern "C" { /* Use "C" linkage when in C++ mode */ void X86EMU_setupMemFuncs(X86EMU_memFuncs * funcs); void X86EMU_setupPioFuncs(X86EMU_pioFuncs * funcs); void X86EMU_setupIntrFuncs(X86EMU_intrFuncs funcs[]); + void X86EMU_setupIntrFunc(int intnum, X86EMU_intrFuncs func); void X86EMU_prepareForInt(int num); /* decode.c */ @@ -160,7 +161,7 @@ extern "C" { /* Use "C" linkage when in C++ mode */ void X86EMU_exec(void); void X86EMU_halt_sys(void); -#ifdef DEBUG +#ifdef CONFIG_X86EMU_DEBUG #define HALT_SYS() \ printf("halt_sys: file %s, line %d\n", __FILE__, __LINE__), \ X86EMU_halt_sys() diff --git a/drivers/bios_emulator/include/x86emu/debug.h b/drivers/bios_emulator/include/x86emu/debug.h index 268c9d3..304b2bf 100644 --- a/drivers/bios_emulator/include/x86emu/debug.h +++ b/drivers/bios_emulator/include/x86emu/debug.h @@ -48,7 +48,7 @@ #define CHECK_MEM_ACCESS_F 0x4 /*using regular linear pointer */ #define CHECK_DATA_ACCESS_F 0x8 /*using segment:offset */ -#ifdef DEBUG +#ifdef CONFIG_X86EMU_DEBUG # define CHECK_IP_FETCH() (M.x86.check & CHECK_IP_FETCH_F) # define CHECK_SP_ACCESS() (M.x86.check & CHECK_SP_ACCESS_F) # define CHECK_MEM_ACCESS() (M.x86.check & CHECK_MEM_ACCESS_F) @@ -60,7 +60,7 @@ # define CHECK_DATA_ACCESS() #endif -#ifdef DEBUG +#ifdef CONFIG_X86EMU_DEBUG # define DEBUG_INSTRUMENT() (M.x86.debug & DEBUG_INSTRUMENT_F) # define DEBUG_DECODE() (M.x86.debug & DEBUG_DECODE_F) # define DEBUG_TRACE() (M.x86.debug & DEBUG_TRACE_F) @@ -99,7 +99,11 @@ # define DEBUG_DECODE_NOPRINT() 0 #endif -#ifdef DEBUG +# define ERR_PRINTF(x) printf(x) +# define ERR_PRINTF2(x, y) printf(x, y) + +#ifdef CONFIG_X86EMU_DEBUG103 + # define DECODE_PRINTF(x) if (DEBUG_DECODE()) \ x86emu_decode_printf(x) @@ -129,7 +133,7 @@ # define SAVE_IP_CS(x,y) #endif -#ifdef DEBUG +#ifdef CONFIG_X86EMU_DEBUG #define TRACE_REGS() \ if (DEBUG_DISASSEMBLE()) { \ x86emu_just_disassemble(); \ @@ -140,7 +144,7 @@ # define TRACE_REGS() #endif -#ifdef DEBUG +#ifdef CONFIG_X86EMU_DEBUG # define SINGLE_STEP() if (DEBUG_STEP()) x86emu_single_step() #else # define SINGLE_STEP() @@ -150,7 +154,7 @@ TRACE_REGS(); \ SINGLE_STEP() -#ifdef DEBUG +#ifdef CONFIG_X86EMU_DEBUG # define START_OF_INSTR() # define END_OF_INSTR() EndOfTheInstructionProcedure: x86emu_end_instr(); # define END_OF_INSTR_NO_TRACE() x86emu_end_instr(); @@ -160,7 +164,7 @@ # define END_OF_INSTR_NO_TRACE() #endif -#ifdef DEBUG +#ifdef CONFIG_X86EMU_DEBUG # define CALL_TRACE(u,v,w,x,s) \ if (DEBUG_TRACECALLREGS()) \ x86emu_dump_regs(); \ @@ -176,7 +180,7 @@ # define RETURN_TRACE(n,u,v) #endif -#ifdef DEBUG +#ifdef CONFIG_X86EMU_DEBUG #define DB(x) x #else #define DB(x) diff --git a/drivers/bios_emulator/include/x86emu/regs.h b/drivers/bios_emulator/include/x86emu/regs.h index a7fedd2..2934129 100644 --- a/drivers/bios_emulator/include/x86emu/regs.h +++ b/drivers/bios_emulator/include/x86emu/regs.h @@ -282,7 +282,7 @@ typedef struct { u8 intno; volatile int intr; /* mask of pending interrupts */ int debug; -#ifdef DEBUG +#ifdef CONFIG_X86EMU_DEBUG int check; u16 saved_ip; u16 saved_cs; diff --git a/drivers/bios_emulator/x86emu/debug.c b/drivers/bios_emulator/x86emu/debug.c index 2fa8050..27e90e4 100644 --- a/drivers/bios_emulator/x86emu/debug.c +++ b/drivers/bios_emulator/x86emu/debug.c @@ -44,7 +44,7 @@ /*----------------------------- Implementation ----------------------------*/ -#ifdef DEBUG +#ifdef CONFIG_X86EMU_DEBUG static void print_encoded_bytes(u16 s, u16 o); static void print_decoded_instruction(void); @@ -211,9 +211,7 @@ void X86EMU_dump_memory(u16 seg, u16 off, u32 amt) u32 start = off & 0xfffffff0; u32 end = (off + 16) & 0xfffffff0; u32 i; - u32 current; - current = start; while (end <= off + amt) { printk("%04x:%04x ", seg, start); for (i = start; i < off; i++) @@ -229,7 +227,7 @@ void X86EMU_dump_memory(u16 seg, u16 off, u32 amt) void x86emu_single_step(void) { char s[1024]; - int ps[10]; + int ps[10]; int ntok; int cmd; int done; @@ -238,8 +236,6 @@ void x86emu_single_step(void) static int breakpoint; static int noDecode = 1; - char *p; - if (DEBUG_BREAK()) { if (M.x86.saved_ip != breakpoint) { return; @@ -255,6 +251,8 @@ void x86emu_single_step(void) offset = M.x86.saved_ip; while (!done) { printk("-"); + ps[1] = 0; /* Avoid dodgy compiler warnings */ + ps[2] = 0; cmd = x86emu_parse_line(s, ps, &ntok); switch (cmd) { case 'u': diff --git a/drivers/bios_emulator/x86emu/decode.c b/drivers/bios_emulator/x86emu/decode.c index a782b81..da44c3d 100644 --- a/drivers/bios_emulator/x86emu/decode.c +++ b/drivers/bios_emulator/x86emu/decode.c @@ -303,7 +303,7 @@ NOTE: Do not inline this function as (*sys_rdX) is already inline! u8 fetch_data_byte( uint offset) { -#ifdef DEBUG +#ifdef CONFIG_X86EMU_DEBUG if (CHECK_DATA_ACCESS()) x86emu_check_data_access((u16)get_data_segment(), offset); #endif @@ -322,7 +322,7 @@ NOTE: Do not inline this function as (*sys_rdX) is already inline! u16 fetch_data_word( uint offset) { -#ifdef DEBUG +#ifdef CONFIG_X86EMU_DEBUG if (CHECK_DATA_ACCESS()) x86emu_check_data_access((u16)get_data_segment(), offset); #endif @@ -341,7 +341,7 @@ NOTE: Do not inline this function as (*sys_rdX) is already inline! u32 fetch_data_long( uint offset) { -#ifdef DEBUG +#ifdef CONFIG_X86EMU_DEBUG if (CHECK_DATA_ACCESS()) x86emu_check_data_access((u16)get_data_segment(), offset); #endif @@ -362,7 +362,7 @@ u8 fetch_data_byte_abs( uint segment, uint offset) { -#ifdef DEBUG +#ifdef CONFIG_X86EMU_DEBUG if (CHECK_DATA_ACCESS()) x86emu_check_data_access(segment, offset); #endif @@ -383,7 +383,7 @@ u16 fetch_data_word_abs( uint segment, uint offset) { -#ifdef DEBUG +#ifdef CONFIG_X86EMU_DEBUG if (CHECK_DATA_ACCESS()) x86emu_check_data_access(segment, offset); #endif @@ -404,7 +404,7 @@ u32 fetch_data_long_abs( uint segment, uint offset) { -#ifdef DEBUG +#ifdef CONFIG_X86EMU_DEBUG if (CHECK_DATA_ACCESS()) x86emu_check_data_access(segment, offset); #endif @@ -426,7 +426,7 @@ void store_data_byte( uint offset, u8 val) { -#ifdef DEBUG +#ifdef CONFIG_X86EMU_DEBUG if (CHECK_DATA_ACCESS()) x86emu_check_data_access((u16)get_data_segment(), offset); #endif @@ -448,7 +448,7 @@ void store_data_word( uint offset, u16 val) { -#ifdef DEBUG +#ifdef CONFIG_X86EMU_DEBUG if (CHECK_DATA_ACCESS()) x86emu_check_data_access((u16)get_data_segment(), offset); #endif @@ -470,7 +470,7 @@ void store_data_long( uint offset, u32 val) { -#ifdef DEBUG +#ifdef CONFIG_X86EMU_DEBUG if (CHECK_DATA_ACCESS()) x86emu_check_data_access((u16)get_data_segment(), offset); #endif @@ -493,7 +493,7 @@ void store_data_byte_abs( uint offset, u8 val) { -#ifdef DEBUG +#ifdef CONFIG_X86EMU_DEBUG if (CHECK_DATA_ACCESS()) x86emu_check_data_access(segment, offset); #endif @@ -516,7 +516,7 @@ void store_data_word_abs( uint offset, u16 val) { -#ifdef DEBUG +#ifdef CONFIG_X86EMU_DEBUG if (CHECK_DATA_ACCESS()) x86emu_check_data_access(segment, offset); #endif @@ -539,7 +539,7 @@ void store_data_long_abs( uint offset, u32 val) { -#ifdef DEBUG +#ifdef CONFIG_X86EMU_DEBUG if (CHECK_DATA_ACCESS()) x86emu_check_data_access(segment, offset); #endif diff --git a/drivers/bios_emulator/x86emu/ops.c b/drivers/bios_emulator/x86emu/ops.c index f8e093d..2bb5e2d 100644 --- a/drivers/bios_emulator/x86emu/ops.c +++ b/drivers/bios_emulator/x86emu/ops.c @@ -79,7 +79,7 @@ /* constant arrays to do several instructions in just one function */ -#ifdef DEBUG +#ifdef CONFIG_X86EMU_DEBUG static char *x86emu_GenOpName[8] = { "ADD", "OR", "ADC", "SBB", "AND", "SUB", "XOR", "CMP"}; #endif @@ -160,7 +160,7 @@ static u32 (*opcD1_long_operation[])(u32 s, u8 d) = sar_long, }; -#ifdef DEBUG +#ifdef CONFIG_X86EMU_DEBUG static char *opF6_names[8] = { "TEST\t", "", "NOT\t", "NEG\t", "MUL\t", "IMUL\t", "DIV\t", "IDIV\t" }; @@ -179,7 +179,7 @@ void x86emuOp_illegal_op( { START_OF_INSTR(); if (M.x86.R_SP != 0) { - DECODE_PRINTF("ILLEGAL X86 OPCODE\n"); + ERR_PRINTF("ILLEGAL X86 OPCODE\n"); TRACE_REGS(); DB( printk("%04x:%04x: %02X ILLEGAL X86 OPCODE!\n", M.x86.R_CS, M.x86.R_IP-1,op1)); @@ -1281,7 +1281,7 @@ void x86emuOp_opc80_byte_RM_IMM(u8 X86EMU_UNUSED(op1)) */ START_OF_INSTR(); FETCH_DECODE_MODRM(mod, rh, rl); -#ifdef DEBUG +#ifdef CONFIG_X86EMU_DEBUG if (DEBUG_DECODE()) { /* XXX DECODE_PRINTF may be changed to something more general, so that it is important to leave the strings @@ -1359,7 +1359,7 @@ void x86emuOp_opc81_word_RM_IMM(u8 X86EMU_UNUSED(op1)) */ START_OF_INSTR(); FETCH_DECODE_MODRM(mod, rh, rl); -#ifdef DEBUG +#ifdef CONFIG_X86EMU_DEBUG if (DEBUG_DECODE()) { /* XXX DECODE_PRINTF may be changed to something more general, so that it is important to leave the strings @@ -1475,7 +1475,7 @@ void x86emuOp_opc82_byte_RM_IMM(u8 X86EMU_UNUSED(op1)) */ START_OF_INSTR(); FETCH_DECODE_MODRM(mod, rh, rl); -#ifdef DEBUG +#ifdef CONFIG_X86EMU_DEBUG if (DEBUG_DECODE()) { /* XXX DECODE_PRINTF may be changed to something more general, so that it is important to leave the strings @@ -1551,7 +1551,7 @@ void x86emuOp_opc83_word_RM_IMM(u8 X86EMU_UNUSED(op1)) */ START_OF_INSTR(); FETCH_DECODE_MODRM(mod, rh, rl); -#ifdef DEBUG +#ifdef CONFIG_X86EMU_DEBUG if (DEBUG_DECODE()) { /* XXX DECODE_PRINTF may be changed to something more general, so that it is important to leave the strings @@ -2148,7 +2148,7 @@ void x86emuOp_pop_RM(u8 X86EMU_UNUSED(op1)) DECODE_PRINTF("POP\t"); FETCH_DECODE_MODRM(mod, rh, rl); if (rh != 0) { - DECODE_PRINTF("ILLEGAL DECODE OF OPCODE 8F\n"); + ERR_PRINTF("ILLEGAL DECODE OF OPCODE 8F\n"); HALT_SYS(); } if (mod < 3) { @@ -3083,7 +3083,7 @@ void x86emuOp_opcC0_byte_RM_MEM(u8 X86EMU_UNUSED(op1)) */ START_OF_INSTR(); FETCH_DECODE_MODRM(mod, rh, rl); -#ifdef DEBUG +#ifdef CONFIG_X86EMU_DEBUG if (DEBUG_DECODE()) { /* XXX DECODE_PRINTF may be changed to something more general, so that it is important to leave the strings @@ -3158,7 +3158,7 @@ void x86emuOp_opcC1_word_RM_MEM(u8 X86EMU_UNUSED(op1)) */ START_OF_INSTR(); FETCH_DECODE_MODRM(mod, rh, rl); -#ifdef DEBUG +#ifdef CONFIG_X86EMU_DEBUG if (DEBUG_DECODE()) { /* XXX DECODE_PRINTF may be changed to something more general, so that it is important to leave the strings @@ -3347,7 +3347,7 @@ void x86emuOp_mov_byte_RM_IMM(u8 X86EMU_UNUSED(op1)) DECODE_PRINTF("MOV\t"); FETCH_DECODE_MODRM(mod, rh, rl); if (rh != 0) { - DECODE_PRINTF("ILLEGAL DECODE OF OPCODE c6\n"); + ERR_PRINTF("ILLEGAL DECODE OF OPCODE c6\n"); HALT_SYS(); } if (mod < 3) { @@ -3381,7 +3381,7 @@ void x86emuOp_mov_word_RM_IMM(u8 X86EMU_UNUSED(op1)) DECODE_PRINTF("MOV\t"); FETCH_DECODE_MODRM(mod, rh, rl); if (rh != 0) { - DECODE_PRINTF("ILLEGAL DECODE OF OPCODE 8F\n"); + ERR_PRINTF("ILLEGAL DECODE OF OPCODE 8F\n"); HALT_SYS(); } if (mod < 3) { @@ -3630,7 +3630,7 @@ void x86emuOp_opcD0_byte_RM_1(u8 X86EMU_UNUSED(op1)) */ START_OF_INSTR(); FETCH_DECODE_MODRM(mod, rh, rl); -#ifdef DEBUG +#ifdef CONFIG_X86EMU_DEBUG if (DEBUG_DECODE()) { /* XXX DECODE_PRINTF may be changed to something more general, so that it is important to leave the strings @@ -3701,7 +3701,7 @@ void x86emuOp_opcD1_word_RM_1(u8 X86EMU_UNUSED(op1)) */ START_OF_INSTR(); FETCH_DECODE_MODRM(mod, rh, rl); -#ifdef DEBUG +#ifdef CONFIG_X86EMU_DEBUG if (DEBUG_DECODE()) { /* XXX DECODE_PRINTF may be changed to something more general, so that it is important to leave the strings @@ -3803,7 +3803,7 @@ void x86emuOp_opcD2_byte_RM_CL(u8 X86EMU_UNUSED(op1)) */ START_OF_INSTR(); FETCH_DECODE_MODRM(mod, rh, rl); -#ifdef DEBUG +#ifdef CONFIG_X86EMU_DEBUG if (DEBUG_DECODE()) { /* XXX DECODE_PRINTF may be changed to something more general, so that it is important to leave the strings @@ -3876,7 +3876,7 @@ void x86emuOp_opcD3_word_RM_CL(u8 X86EMU_UNUSED(op1)) */ START_OF_INSTR(); FETCH_DECODE_MODRM(mod, rh, rl); -#ifdef DEBUG +#ifdef CONFIG_X86EMU_DEBUG if (DEBUG_DECODE()) { /* XXX DECODE_PRINTF may be changed to something more general, so that it is important to leave the strings @@ -3968,7 +3968,7 @@ void x86emuOp_aam(u8 X86EMU_UNUSED(op1)) DECODE_PRINTF("AAM\n"); a = fetch_byte_imm(); /* this is a stupid encoding. */ if (a != 10) { - DECODE_PRINTF("ERROR DECODING AAM\n"); + ERR_PRINTF("ERROR DECODING AAM\n"); TRACE_REGS(); HALT_SYS(); } @@ -4443,7 +4443,7 @@ void x86emuOp_opcF6_byte_RM(u8 X86EMU_UNUSED(op1)) test_byte(destval, srcval); break; case 1: - DECODE_PRINTF("ILLEGAL OP MOD=00 RH=01 OP=F6\n"); + ERR_PRINTF("ILLEGAL OP MOD=00 RH=01 OP=F6\n"); HALT_SYS(); break; case 2: @@ -4490,7 +4490,7 @@ void x86emuOp_opcF6_byte_RM(u8 X86EMU_UNUSED(op1)) test_byte(*destreg, srcval); break; case 1: - DECODE_PRINTF("ILLEGAL OP MOD=00 RH=01 OP=F6\n"); + ERR_PRINTF("ILLEGAL OP MOD=00 RH=01 OP=F6\n"); HALT_SYS(); break; case 2: @@ -4559,7 +4559,7 @@ void x86emuOp_opcF7_word_RM(u8 X86EMU_UNUSED(op1)) test_long(destval, srcval); break; case 1: - DECODE_PRINTF("ILLEGAL OP MOD=00 RH=01 OP=F7\n"); + ERR_PRINTF("ILLEGAL OP MOD=00 RH=01 OP=F7\n"); HALT_SYS(); break; case 2: @@ -4611,7 +4611,7 @@ void x86emuOp_opcF7_word_RM(u8 X86EMU_UNUSED(op1)) test_word(destval, srcval); break; case 1: - DECODE_PRINTF("ILLEGAL OP MOD=00 RH=01 OP=F7\n"); + ERR_PRINTF("ILLEGAL OP MOD=00 RH=01 OP=F7\n"); HALT_SYS(); break; case 2: @@ -4666,7 +4666,7 @@ void x86emuOp_opcF7_word_RM(u8 X86EMU_UNUSED(op1)) test_long(*destreg, srcval); break; case 1: - DECODE_PRINTF("ILLEGAL OP MOD=00 RH=01 OP=F6\n"); + ERR_PRINTF("ILLEGAL OP MOD=00 RH=01 OP=F6\n"); HALT_SYS(); break; case 2: @@ -4715,7 +4715,7 @@ void x86emuOp_opcF7_word_RM(u8 X86EMU_UNUSED(op1)) test_word(*destreg, srcval); break; case 1: - DECODE_PRINTF("ILLEGAL OP MOD=00 RH=01 OP=F6\n"); + ERR_PRINTF("ILLEGAL OP MOD=00 RH=01 OP=F6\n"); HALT_SYS(); break; case 2: @@ -4859,7 +4859,7 @@ void x86emuOp_opcFE_byte_RM(u8 X86EMU_UNUSED(op1)) /* Yet another special case instruction. */ START_OF_INSTR(); FETCH_DECODE_MODRM(mod, rh, rl); -#ifdef DEBUG +#ifdef CONFIG_X86EMU_DEBUG if (DEBUG_DECODE()) { /* XXX DECODE_PRINTF may be changed to something more general, so that it is important to leave the strings @@ -4879,7 +4879,7 @@ void x86emuOp_opcFE_byte_RM(u8 X86EMU_UNUSED(op1)) case 5: case 6: case 7: - DECODE_PRINTF2("ILLEGAL OP MAJOR OP 0xFE MINOR OP %x \n", mod); + ERR_PRINTF2("ILLEGAL OP MAJOR OP 0xFE MINOR OP %x\n", mod); HALT_SYS(); break; } @@ -4923,7 +4923,7 @@ void x86emuOp_opcFF_word_RM(u8 X86EMU_UNUSED(op1)) /* Yet another special case instruction. */ START_OF_INSTR(); FETCH_DECODE_MODRM(mod, rh, rl); -#ifdef DEBUG +#ifdef CONFIG_X86EMU_DEBUG if (DEBUG_DECODE()) { /* XXX DECODE_PRINTF may be changed to something more general, so that it is important to leave the strings @@ -4961,7 +4961,7 @@ void x86emuOp_opcFF_word_RM(u8 X86EMU_UNUSED(op1)) DECODE_PRINTF("PUSH\t"); break; case 7: - DECODE_PRINTF("ILLEGAL DECODING OF OPCODE FF\t"); + ERR_PRINTF("ILLEGAL DECODING OF OPCODE FF\t"); HALT_SYS(); break; } @@ -5092,7 +5092,7 @@ void x86emuOp_opcFF_word_RM(u8 X86EMU_UNUSED(op1)) M.x86.R_IP = *destreg; break; case 3: /* jmp far ptr ... */ - DECODE_PRINTF("OPERATION UNDEFINED 0XFF \n"); + ERR_PRINTF("OPERATION UNDEFINED 0XFF\n"); TRACE_AND_STEP(); HALT_SYS(); break; @@ -5104,7 +5104,7 @@ void x86emuOp_opcFF_word_RM(u8 X86EMU_UNUSED(op1)) M.x86.R_IP = (u16) (*destreg); break; case 5: /* jmp far ptr ... */ - DECODE_PRINTF("OPERATION UNDEFINED 0XFF \n"); + ERR_PRINTF("OPERATION UNDEFINED 0XFF\n"); TRACE_AND_STEP(); HALT_SYS(); break; diff --git a/drivers/bios_emulator/x86emu/ops2.c b/drivers/bios_emulator/x86emu/ops2.c index 59dbb42..be4ef36 100644 --- a/drivers/bios_emulator/x86emu/ops2.c +++ b/drivers/bios_emulator/x86emu/ops2.c @@ -58,7 +58,7 @@ void x86emuOp2_illegal_op( u8 op2) { START_OF_INSTR(); - DECODE_PRINTF("ILLEGAL EXTENDED X86 OPCODE\n"); + ERR_PRINTF("ILLEGAL EXTENDED X86 OPCODE\n"); TRACE_REGS(); printk("%04x:%04x: %02X ILLEGAL EXTENDED X86 OPCODE!\n", M.x86.R_CS, M.x86.R_IP-2,op2); @@ -1089,7 +1089,7 @@ void x86emuOp2_btX_I(u8 X86EMU_UNUSED(op2)) DECODE_PRINTF("BTC\t"); break; default: - DECODE_PRINTF("ILLEGAL EXTENDED X86 OPCODE\n"); + ERR_PRINTF("ILLEGAL EXTENDED X86 OPCODE\n"); TRACE_REGS(); printk("%04x:%04x: %02X%02X ILLEGAL EXTENDED X86 OPCODE EXTENSION!\n", M.x86.R_CS, M.x86.R_IP-3,op2, (mod<<6)|(rh<<3)|rl); diff --git a/drivers/bios_emulator/x86emu/sys.c b/drivers/bios_emulator/x86emu/sys.c index 21f9730..0ba9c0c 100644 --- a/drivers/bios_emulator/x86emu/sys.c +++ b/drivers/bios_emulator/x86emu/sys.c @@ -273,6 +273,11 @@ void X86EMU_setupPioFuncs(X86EMU_pioFuncs * funcs) sys_outl = funcs->outl; } +void X86EMU_setupIntrFunc(int intnum, X86EMU_intrFuncs func) +{ + _X86EMU_intrTab[intnum] = func; +} + /**************************************************************************** PARAMETERS: funcs - New interrupt vector table to make active diff --git a/drivers/pci/Makefile b/drivers/pci/Makefile index e73a498..55d6a9b 100644 --- a/drivers/pci/Makefile +++ b/drivers/pci/Makefile @@ -6,7 +6,7 @@ # obj-$(CONFIG_FSL_PCI_INIT) += fsl_pci_init.o -obj-$(CONFIG_PCI) += pci.o pci_auto.o +obj-$(CONFIG_PCI) += pci.o pci_auto.o pci_rom.o obj-$(CONFIG_PCI_INDIRECT_BRIDGE) += pci_indirect.o obj-$(CONFIG_PCI_GT64120) += pci_gt64120.o obj-$(CONFIG_PCI_MSC01) += pci_msc01.o diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c index 7ee21d1..3daf73c 100644 --- a/drivers/pci/pci.c +++ b/drivers/pci/pci.c @@ -366,9 +366,27 @@ phys_addr_t pci_hose_bus_to_phys(struct pci_controller* hose, return phys_addr; } -/* - * - */ +void pci_write_bar32(struct pci_controller *hose, pci_dev_t dev, int barnum, + u32 addr_and_ctrl) +{ + int bar; + + bar = PCI_BASE_ADDRESS_0 + barnum * 4; + pci_hose_write_config_dword(hose, dev, bar, addr_and_ctrl); +} + +u32 pci_read_bar32(struct pci_controller *hose, pci_dev_t dev, int barnum) +{ + u32 addr; + int bar; + + bar = PCI_BASE_ADDRESS_0 + barnum * 4; + pci_hose_read_config_dword(hose, dev, bar, &addr); + if (addr & PCI_BASE_ADDRESS_SPACE_IO) + return addr & PCI_BASE_ADDRESS_IO_MASK; + else + return addr & PCI_BASE_ADDRESS_MEM_MASK; +} int pci_hose_config_device(struct pci_controller *hose, pci_dev_t dev, diff --git a/drivers/pci/pci_rom.c b/drivers/pci/pci_rom.c new file mode 100644 index 0000000..af6a3ae --- /dev/null +++ b/drivers/pci/pci_rom.c @@ -0,0 +1,278 @@ +/* + * Copyright (C) 2014 Google, Inc + * + * From coreboot, originally based on the Linux kernel (drivers/pci/pci.c). + * + * Modifications are: + * Copyright (C) 2003-2004 Linux Networx + * (Written by Eric Biederman <ebiederman@lnxi.com> for Linux Networx) + * Copyright (C) 2003-2006 Ronald G. Minnich <rminnich@gmail.com> + * Copyright (C) 2004-2005 Li-Ta Lo <ollie@lanl.gov> + * Copyright (C) 2005-2006 Tyan + * (Written by Yinghai Lu <yhlu@tyan.com> for Tyan) + * Copyright (C) 2005-2009 coresystems GmbH + * (Written by Stefan Reinauer <stepan@coresystems.de> for coresystems GmbH) + * + * PCI Bus Services, see include/linux/pci.h for further explanation. + * + * Copyright 1993 -- 1997 Drew Eckhardt, Frederic Potter, + * David Mosberger-Tang + * + * Copyright 1997 -- 1999 Martin Mares <mj@atrey.karlin.mff.cuni.cz> + + * SPDX-License-Identifier: GPL-2.0 + */ + +#include <common.h> +#include <bios_emul.h> +#include <errno.h> +#include <malloc.h> +#include <pci.h> +#include <pci_rom.h> +#include <vbe.h> +#include <video_fb.h> + +#ifdef CONFIG_HAVE_ACPI_RESUME +#include <asm/acpi.h> +#endif + +__weak bool board_should_run_oprom(pci_dev_t dev) +{ + return true; +} + +static bool should_load_oprom(pci_dev_t dev) +{ +#ifdef CONFIG_HAVE_ACPI_RESUME + if (acpi_get_slp_type() == 3) + return false; +#endif + if (IS_ENABLED(CONFIG_ALWAYS_LOAD_OPROM)) + return 1; + if (board_should_run_oprom(dev)) + return 1; + + return 0; +} + +__weak uint32_t board_map_oprom_vendev(uint32_t vendev) +{ + return vendev; +} + +static int pci_rom_probe(pci_dev_t dev, uint class, + struct pci_rom_header **hdrp) +{ + struct pci_rom_header *rom_header; + struct pci_rom_data *rom_data; + u16 vendor, device; + u32 vendev; + u32 mapped_vendev; + u32 rom_address; + + pci_read_config_word(dev, PCI_VENDOR_ID, &vendor); + pci_read_config_word(dev, PCI_DEVICE_ID, &device); + vendev = vendor << 16 | device; + mapped_vendev = board_map_oprom_vendev(vendev); + if (vendev != mapped_vendev) + debug("Device ID mapped to %#08x\n", mapped_vendev); + +#ifdef CONFIG_X86_OPTION_ROM_ADDR + rom_address = CONFIG_X86_OPTION_ROM_ADDR; +#else + pci_write_config_dword(dev, PCI_ROM_ADDRESS, (u32)PCI_ROM_ADDRESS_MASK); + pci_read_config_dword(dev, PCI_ROM_ADDRESS, &rom_address); + if (rom_address == 0x00000000 || rom_address == 0xffffffff) { + debug("%s: rom_address=%x\n", __func__, rom_address); + return -ENOENT; + } + + /* Enable expansion ROM address decoding. */ + pci_write_config_dword(dev, PCI_ROM_ADDRESS, + rom_address | PCI_ROM_ADDRESS_ENABLE); +#endif + debug("Option ROM address %x\n", rom_address); + rom_header = (struct pci_rom_header *)rom_address; + + debug("PCI expansion ROM, signature %#04x, INIT size %#04x, data ptr %#04x\n", + le32_to_cpu(rom_header->signature), + rom_header->size * 512, le32_to_cpu(rom_header->data)); + + if (le32_to_cpu(rom_header->signature) != PCI_ROM_HDR) { + printf("Incorrect expansion ROM header signature %04x\n", + le32_to_cpu(rom_header->signature)); + return -EINVAL; + } + + rom_data = (((void *)rom_header) + le32_to_cpu(rom_header->data)); + + debug("PCI ROM image, vendor ID %04x, device ID %04x,\n", + rom_data->vendor, rom_data->device); + + /* If the device id is mapped, a mismatch is expected */ + if ((vendor != rom_data->vendor || device != rom_data->device) && + (vendev == mapped_vendev)) { + printf("ID mismatch: vendor ID %04x, device ID %04x\n", + rom_data->vendor, rom_data->device); + return -EPERM; + } + + debug("PCI ROM image, Class Code %04x%02x, Code Type %02x\n", + rom_data->class_hi, rom_data->class_lo, rom_data->type); + + if (class != ((rom_data->class_hi << 8) | rom_data->class_lo)) { + debug("Class Code mismatch ROM %08x, dev %08x\n", + (rom_data->class_hi << 8) | rom_data->class_lo, + class); + } + *hdrp = rom_header; + + return 0; +} + +int pci_rom_load(uint16_t class, struct pci_rom_header *rom_header, + struct pci_rom_header **ram_headerp) +{ + struct pci_rom_data *rom_data; + unsigned int rom_size; + unsigned int image_size = 0; + void *target; + + do { + /* Get next image, until we see an x86 version */ + rom_header = (struct pci_rom_header *)((void *)rom_header + + image_size); + + rom_data = (struct pci_rom_data *)((void *)rom_header + + le32_to_cpu(rom_header->data)); + + image_size = le32_to_cpu(rom_data->ilen) * 512; + } while ((rom_data->type != 0) && (rom_data->indicator != 0)); + + if (rom_data->type != 0) + return -EACCES; + + rom_size = rom_header->size * 512; + + target = (void *)PCI_VGA_RAM_IMAGE_START; + if (target != rom_header) { + debug("Copying VGA ROM Image from %p to %p, 0x%x bytes\n", + rom_header, target, rom_size); + memcpy(target, rom_header, rom_size); + if (memcmp(target, rom_header, rom_size)) { + printf("VGA ROM copy failed\n"); + return -EFAULT; + } + } + *ram_headerp = target; + + return 0; +} + +static struct vbe_mode_info mode_info; + +int vbe_get_video_info(struct graphic_device *gdev) +{ +#ifdef CONFIG_FRAMEBUFFER_SET_VESA_MODE + struct vesa_mode_info *vesa = &mode_info.vesa; + + gdev->winSizeX = vesa->x_resolution; + gdev->winSizeY = vesa->y_resolution; + + gdev->plnSizeX = vesa->x_resolution; + gdev->plnSizeY = vesa->y_resolution; + + gdev->gdfBytesPP = vesa->bits_per_pixel / 8; + + switch (vesa->bits_per_pixel) { + case 24: + gdev->gdfIndex = GDF_32BIT_X888RGB; + break; + case 16: + gdev->gdfIndex = GDF_16BIT_565RGB; + break; + default: + gdev->gdfIndex = GDF__8BIT_INDEX; + break; + } + + gdev->isaBase = CONFIG_SYS_ISA_IO_BASE_ADDRESS; + gdev->pciBase = vesa->phys_base_ptr; + + gdev->frameAdrs = vesa->phys_base_ptr; + gdev->memSize = vesa->bytes_per_scanline * vesa->y_resolution; + + gdev->vprBase = vesa->phys_base_ptr; + gdev->cprBase = vesa->phys_base_ptr; + + return 0; +#else + return -ENOSYS; +#endif +} + +int pci_run_vga_bios(pci_dev_t dev, int (*int15_handler)(void), bool emulate) +{ + struct pci_rom_header *rom, *ram; + int vesa_mode = -1; + uint16_t class; + int ret; + + /* Only execute VGA ROMs */ + pci_read_config_word(dev, PCI_CLASS_DEVICE, &class); + if ((class ^ PCI_CLASS_DISPLAY_VGA) & 0xff00) { + debug("%s: Class %#x, should be %#x\n", __func__, class, + PCI_CLASS_DISPLAY_VGA); + return -ENODEV; + } + + if (!should_load_oprom(dev)) + return -ENXIO; + + ret = pci_rom_probe(dev, class, &rom); + if (ret) + return ret; + + ret = pci_rom_load(class, rom, &ram); + if (ret) + return ret; + + if (!board_should_run_oprom(dev)) + return -ENXIO; + +#if defined(CONFIG_FRAMEBUFFER_SET_VESA_MODE) && \ + defined(CONFIG_FRAMEBUFFER_VESA_MODE) + vesa_mode = CONFIG_FRAMEBUFFER_VESA_MODE; +#endif + debug("Selected vesa mode %d\b", vesa_mode); + if (emulate) { +#ifdef CONFIG_BIOSEMU + BE_VGAInfo *info; + + ret = biosemu_setup(dev, &info); + if (ret) + return ret; + biosemu_set_interrupt_handler(0x15, int15_handler); + ret = biosemu_run(dev, (uchar *)ram, 1 << 16, info, true, + vesa_mode, &mode_info); + if (ret) + return ret; +#else + printf("BIOS emulation not available - see CONFIG_BIOSEMU\n"); + return -ENOSYS; +#endif + } else { +#ifdef CONFIG_X86 + bios_set_interrupt_handler(0x15, int15_handler); + + bios_run_on_x86(dev, (unsigned long)ram, vesa_mode, + &mode_info); +#else + printf("BIOS native execution is only available on x86\n"); + return -ENOSYS; +#endif + } + debug("Final vesa mode %d\n", mode_info.video_mode); + + return 0; +} diff --git a/drivers/rtc/bfin_rtc.c b/drivers/rtc/bfin_rtc.c index 21a2189..4cf2d83 100644 --- a/drivers/rtc/bfin_rtc.c +++ b/drivers/rtc/bfin_rtc.c @@ -27,7 +27,7 @@ #define NUM_SECS_IN_DAY DAYS_TO_SECS(1) /* Enable the RTC prescaler enable register */ -static void rtc_init(void) +void rtc_init(void) { if (!(bfin_read_RTC_PREN() & 0x1)) bfin_write_RTC_PREN(0x1); diff --git a/drivers/rtc/mc146818.c b/drivers/rtc/mc146818.c index f7cf106..39e6041 100644 --- a/drivers/rtc/mc146818.c +++ b/drivers/rtc/mc146818.c @@ -14,6 +14,7 @@ #include <common.h> #include <command.h> #include <rtc.h> +#include <version.h> #if defined(__I386__) || defined(CONFIG_MALTA) #include <asm/io.h> @@ -23,6 +24,9 @@ #if defined(CONFIG_CMD_DATE) +/* Set this to 1 to clear the CMOS RAM */ +#define CLEAR_CMOS 0 + static uchar rtc_read (uchar reg); static void rtc_write (uchar reg, uchar val); @@ -41,7 +45,14 @@ static void rtc_write (uchar reg, uchar val); #define RTC_CONFIG_B 0x0B #define RTC_CONFIG_C 0x0C #define RTC_CONFIG_D 0x0D +#define RTC_REG_SIZE 0x80 + +#define RTC_CONFIG_A_REF_CLCK_32KHZ (1 << 5) +#define RTC_CONFIG_A_RATE_1024HZ 6 +#define RTC_CONFIG_B_24H (1 << 1) + +#define RTC_CONFIG_D_VALID_RAM_AND_TIME 0x80 /* ------------------------------------------------------------------------- */ @@ -128,25 +139,49 @@ void rtc_reset (void) */ static uchar rtc_read (uchar reg) { - return(in8(CONFIG_SYS_RTC_REG_BASE_ADDR+reg)); + return in8(CONFIG_SYS_RTC_REG_BASE_ADDR + reg); } static void rtc_write (uchar reg, uchar val) { - out8(CONFIG_SYS_RTC_REG_BASE_ADDR+reg, val); + out8(CONFIG_SYS_RTC_REG_BASE_ADDR + reg, val); } #else static uchar rtc_read (uchar reg) { out8(RTC_PORT_MC146818,reg); - return(in8(RTC_PORT_MC146818+1)); + return in8(RTC_PORT_MC146818 + 1); } static void rtc_write (uchar reg, uchar val) { out8(RTC_PORT_MC146818,reg); - out8(RTC_PORT_MC146818+1,val); + out8(RTC_PORT_MC146818+1, val); } #endif +void rtc_init(void) +{ +#if CLEAR_CMOS + int i; + + rtc_write(RTC_SECONDS_ALARM, 0); + rtc_write(RTC_MINUTES_ALARM, 0); + rtc_write(RTC_HOURS_ALARM, 0); + for (i = RTC_CONFIG_A; i < RTC_REG_SIZE; i++) + rtc_write(i, 0); + printf("RTC: zeroing CMOS RAM\n"); +#endif + + /* Setup the real time clock */ + rtc_write(RTC_CONFIG_B, RTC_CONFIG_B_24H); + /* Setup the frequency it operates at */ + rtc_write(RTC_CONFIG_A, RTC_CONFIG_A_REF_CLCK_32KHZ | + RTC_CONFIG_A_RATE_1024HZ); + /* Ensure all reserved bits are 0 in register D */ + rtc_write(RTC_CONFIG_D, RTC_CONFIG_D_VALID_RAM_AND_TIME); + + /* Clear any pending interrupts */ + rtc_read(RTC_CONFIG_C); +} #endif diff --git a/drivers/video/Makefile b/drivers/video/Makefile index 7301be3..00b563f 100644 --- a/drivers/video/Makefile +++ b/drivers/video/Makefile @@ -42,6 +42,7 @@ obj-$(CONFIG_VIDEO_SMI_LYNXEM) += smiLynxEM.o videomodes.o obj-$(CONFIG_VIDEO_SUNXI) += sunxi_display.o obj-$(CONFIG_VIDEO_TEGRA) += tegra.o obj-$(CONFIG_VIDEO_VCXK) += bus_vcxk.o +obj-$(CONFIG_VIDEO_X86) += x86_fb.o obj-$(CONFIG_FORMIKE) += formike.o obj-$(CONFIG_AM335X_LCD) += am335x-fb.o obj-$(CONFIG_VIDEO_PARADE) += parade.o diff --git a/drivers/video/ati_radeon_fb.c b/drivers/video/ati_radeon_fb.c index 618f5d9..5748951 100644 --- a/drivers/video/ati_radeon_fb.c +++ b/drivers/video/ati_radeon_fb.c @@ -19,6 +19,7 @@ #include <common.h> #include <command.h> +#include <bios_emul.h> #include <pci.h> #include <asm/processor.h> #include <asm/errno.h> @@ -544,7 +545,6 @@ void radeon_setmode_9200(int vesa_idx, int bpp) } #include "../bios_emulator/include/biosemu.h" -extern int BootVideoCardBIOS(pci_dev_t pcidev, BE_VGAInfo ** pVGAInfo, int cleanUp); int radeon_probe(struct radeonfb_info *rinfo) { diff --git a/drivers/video/x86_fb.c b/drivers/video/x86_fb.c new file mode 100644 index 0000000..8743a8c --- /dev/null +++ b/drivers/video/x86_fb.c @@ -0,0 +1,37 @@ +/* + * + * Vesa frame buffer driver for x86 + * + * Copyright (C) 2014 Google, Inc + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include <common.h> +#include <video_fb.h> +#include <vbe.h> +#include "videomodes.h" + +/* + * The Graphic Device + */ +GraphicDevice ctfb; + +void *video_hw_init(void) +{ + GraphicDevice *gdev = &ctfb; + int bits_per_pixel; + + printf("Video: "); + if (vbe_get_video_info(gdev)) { + printf("No video mode configured\n"); + return NULL; + } + + bits_per_pixel = gdev->gdfBytesPP * 8; + sprintf(gdev->modeIdent, "%dx%dx%d", gdev->winSizeX, gdev->winSizeY, + bits_per_pixel); + printf("%s\n", gdev->modeIdent); + + return (void *)gdev; +} diff --git a/include/bios_emul.h b/include/bios_emul.h new file mode 100644 index 0000000..3643b82 --- /dev/null +++ b/include/bios_emul.h @@ -0,0 +1,66 @@ +/* + * Copyright (C) 1996-1999 SciTech Software, Inc. + * + * SPDX-License-Identifier: GPL-2.0 + */ + +#ifndef _BIOS_EMUL_H +#define _BIOS_EMUL_H + +/* Include the register header directly here */ +#include "../drivers/bios_emulator/include/x86emu/regs.h" +#include <pci.h> + +/**************************************************************************** +REMARKS: +Data structure used to describe the details for the BIOS emulator system +environment as used by the X86 emulator library. + +HEADER: +biosemu.h + +MEMBERS: +vgaInfo - VGA BIOS information structure +biosmem_base - Base of the BIOS image +biosmem_limit - Limit of the BIOS image +busmem_base - Base of the VGA bus memory +****************************************************************************/ +typedef struct { + int function; + int device; + int bus; + u32 VendorID; + u32 DeviceID; + pci_dev_t pcidev; + void *BIOSImage; + u32 BIOSImageLen; + u8 LowMem[1536]; +} BE_VGAInfo; + +struct vbe_mode_info; + +int BootVideoCardBIOS(pci_dev_t pcidev, BE_VGAInfo **pVGAInfo, int cleanUp); + +/* Run a BIOS ROM natively (only supported on x86 machines) */ +void bios_run_on_x86(pci_dev_t pcidev, unsigned long addr, int vesa_mode, + struct vbe_mode_info *mode_info); + +/** + * bios_set_interrupt_handler() - Install an interrupt handler for the BIOS + * + * This installs an interrupt handler that the BIOS will call when needed. + * + * @intnum: Interrupt number to install a handler for + * @int_handler_func: Function to call to handle interrupt + */ +void bios_set_interrupt_handler(int intnum, int (*int_handler_func)(void)); + +void biosemu_set_interrupt_handler(int intnum, int (*int_func)(void)); + +int biosemu_setup(pci_dev_t pcidev, BE_VGAInfo **pVGAInfo); + +int biosemu_run(pci_dev_t pcidev, uchar *bios_rom, int bios_len, + BE_VGAInfo *vga_info, int clean_up, int vesa_mode, + struct vbe_mode_info *mode_info); + +#endif diff --git a/include/common.h b/include/common.h index f1ab2cf..94c354b 100644 --- a/include/common.h +++ b/include/common.h @@ -73,6 +73,9 @@ typedef volatile unsigned char vu_char; #ifdef CONFIG_ARM #define asmlinkage /* nothing */ #endif +#ifdef CONFIG_X86 +#define asmlinkage __attribute__((regparm(0))) +#endif #ifdef CONFIG_BLACKFIN #include <asm/blackfin.h> #endif diff --git a/include/configs/chromebook_link.h b/include/configs/chromebook_link.h index 8caeca6..645b31c 100644 --- a/include/configs/chromebook_link.h +++ b/include/configs/chromebook_link.h @@ -21,7 +21,6 @@ #define CONFIG_DCACHE_RAM_MRC_VAR_SIZE 0x4000 #define CONFIG_SYS_X86_START16 0xfffff800 #define CONFIG_BOARD_EARLY_INIT_F -#define CONFIG_BOARD_EARLY_INIT_R #define CONFIG_DISPLAY_CPUINFO #define CONFIG_X86_RESET_VECTOR @@ -40,20 +39,9 @@ {PCI_VENDOR_ID_INTEL, \ PCI_DEVICE_ID_INTEL_PANTHERPOINT_AHCI_MOBILE} -/* - * These common x86 features are not yet supported, but are added in - * follow-on patches in this series. Add undefs here to avoid every patch - * having to put things back into x86-common.h - */ -#undef CONFIG_VIDEO -#undef CONFIG_CFB_CONSOLE -#undef CONFIG_ICH_SPI -#undef CONFIG_SPI -#undef CONFIG_CMD_SPI -#undef CONFIG_CMD_SF -#undef CONFIG_USB_EHCI -#undef CONFIG_CMD_USB -#undef CONFIG_CMD_SCSI +#define CONFIG_X86_OPTION_ROM_FILENAME pci8086,0166.bin +#define CONFIG_X86_OPTION_ROM_ADDR 0xfff90000 +#define CONFIG_VIDEO_X86 #define CONFIG_PCI_MEM_BUS 0xe0000000 #define CONFIG_PCI_MEM_PHYS CONFIG_PCI_MEM_BUS @@ -67,6 +55,18 @@ #define CONFIG_PCI_IO_PHYS CONFIG_PCI_IO_BUS #define CONFIG_PCI_IO_SIZE 0xefff +#define CONFIG_SYS_EARLY_PCI_INIT +#define CONFIG_PCI_PNP + +#define CONFIG_BIOSEMU +#define VIDEO_IO_OFFSET 0 +#define CONFIG_X86EMU_RAW_IO + +#define CONFIG_CROS_EC +#define CONFIG_CROS_EC_LPC +#define CONFIG_CMD_CROS_EC +#define CONFIG_ARCH_EARLY_INIT_R + #define CONFIG_STD_DEVICES_SETTINGS "stdin=usbkbd,vga,serial\0" \ "stdout=vga,serial\0" \ "stderr=vga,serial\0" diff --git a/include/fdtdec.h b/include/fdtdec.h index 3da9fab..c010bd8 100644 --- a/include/fdtdec.h +++ b/include/fdtdec.h @@ -120,6 +120,9 @@ enum fdt_compat_id { COMPAT_INTEL_LPC, /* Intel Low Pin Count I/F */ COMPAT_INTEL_MICROCODE, /* Intel microcode update */ COMPAT_MEMORY_SPD, /* Memory SPD information */ + COMPAT_INTEL_PANTHERPOINT_AHCI, /* Intel Pantherpoint AHCI */ + COMPAT_INTEL_MODEL_206AX, /* Intel Model 206AX CPU */ + COMPAT_INTEL_GMA, /* Intel Graphics Media Accelerator */ COMPAT_COUNT, }; diff --git a/include/linux/kernel.h b/include/linux/kernel.h index 89fcae0..0b61671 100644 --- a/include/linux/kernel.h +++ b/include/linux/kernel.h @@ -16,7 +16,9 @@ #define LLONG_MAX ((long long)(~0ULL>>1)) #define LLONG_MIN (-LLONG_MAX - 1) #define ULLONG_MAX (~0ULL) +#ifndef SIZE_MAX #define SIZE_MAX (~(size_t)0) +#endif #define U8_MAX ((u8)~0U) #define S8_MAX ((s8)(U8_MAX>>1)) diff --git a/include/pci.h b/include/pci.h index d211351..216f448 100644 --- a/include/pci.h +++ b/include/pci.h @@ -678,5 +678,28 @@ extern void pci_mpc824x_init (struct pci_controller *hose); extern void pci_mpc85xx_init (struct pci_controller *hose); #endif +/** + * pci_write_bar32() - Write the address of a BAR including control bits + * + * This writes a raw address (with control bits) to a bar + * + * @hose: PCI hose to use + * @dev: PCI device to update + * @barnum: BAR number (0-5) + * @addr: BAR address with control bits + */ +void pci_write_bar32(struct pci_controller *hose, pci_dev_t dev, int barnum, + u32 addr_and_ctrl); + +/** + * pci_read_bar32() - read the address of a bar + * + * @hose: PCI hose to use + * @dev: PCI device to inspect + * @barnum: BAR number (0-5) + * @return address of the bar, masking out any control bits + * */ +u32 pci_read_bar32(struct pci_controller *hose, pci_dev_t dev, int barnum); + #endif /* __ASSEMBLY__ */ #endif /* _PCI_H */ diff --git a/include/pci_ids.h b/include/pci_ids.h index f84c13a..ee98bee 100644 --- a/include/pci_ids.h +++ b/include/pci_ids.h @@ -526,7 +526,19 @@ #define PCI_DEVICE_ID_AMD_11H_NB_DRAM 0x1302 #define PCI_DEVICE_ID_AMD_11H_NB_MISC 0x1303 #define PCI_DEVICE_ID_AMD_11H_NB_LINK 0x1304 -#define PCI_DEVICE_ID_AMD_15H_NB_MISC 0x1603 +#define PCI_DEVICE_ID_AMD_15H_M10H_F3 0x1403 +#define PCI_DEVICE_ID_AMD_15H_M30H_NB_F3 0x141d +#define PCI_DEVICE_ID_AMD_15H_M30H_NB_F4 0x141e +#define PCI_DEVICE_ID_AMD_15H_NB_F0 0x1600 +#define PCI_DEVICE_ID_AMD_15H_NB_F1 0x1601 +#define PCI_DEVICE_ID_AMD_15H_NB_F2 0x1602 +#define PCI_DEVICE_ID_AMD_15H_NB_F3 0x1603 +#define PCI_DEVICE_ID_AMD_15H_NB_F4 0x1604 +#define PCI_DEVICE_ID_AMD_15H_NB_F5 0x1605 +#define PCI_DEVICE_ID_AMD_16H_NB_F3 0x1533 +#define PCI_DEVICE_ID_AMD_16H_NB_F4 0x1534 +#define PCI_DEVICE_ID_AMD_16H_M30H_NB_F3 0x1583 +#define PCI_DEVICE_ID_AMD_16H_M30H_NB_F4 0x1584 #define PCI_DEVICE_ID_AMD_CNB17H_F3 0x1703 #define PCI_DEVICE_ID_AMD_LANCE 0x2000 #define PCI_DEVICE_ID_AMD_LANCE_HOME 0x2001 @@ -569,8 +581,9 @@ #define PCI_DEVICE_ID_AMD_CS5536_IDE 0x209A #define PCI_DEVICE_ID_AMD_LX_VIDEO 0x2081 #define PCI_DEVICE_ID_AMD_LX_AES 0x2082 -#define PCI_DEVICE_ID_AMD_HUDSON2_IDE 0x780c #define PCI_DEVICE_ID_AMD_HUDSON2_SATA_IDE 0x7800 +#define PCI_DEVICE_ID_AMD_HUDSON2_SMBUS 0x780b +#define PCI_DEVICE_ID_AMD_HUDSON2_IDE 0x780c #define PCI_VENDOR_ID_TRIDENT 0x1023 #define PCI_DEVICE_ID_TRIDENT_4DWAVE_DX 0x2000 @@ -616,6 +629,8 @@ #define PCI_DEVICE_ID_MATROX_G550 0x2527 #define PCI_DEVICE_ID_MATROX_VIA 0x4536 +#define PCI_VENDOR_ID_MOBILITY_ELECTRONICS 0x14f2 + #define PCI_VENDOR_ID_CT 0x102c #define PCI_DEVICE_ID_CT_69000 0x00c0 #define PCI_DEVICE_ID_CT_65545 0x00d8 @@ -724,6 +739,7 @@ #define PCI_DEVICE_ID_SI_7018 0x7018 #define PCI_VENDOR_ID_HP 0x103c +#define PCI_VENDOR_ID_HP_3PAR 0x1590 #define PCI_DEVICE_ID_HP_VISUALIZE_EG 0x1005 #define PCI_DEVICE_ID_HP_VISUALIZE_FX6 0x1006 #define PCI_DEVICE_ID_HP_VISUALIZE_FX4 0x1008 @@ -755,6 +771,8 @@ #define PCI_DEVICE_ID_HP_CISSD 0x3238 #define PCI_DEVICE_ID_HP_CISSE 0x323a #define PCI_DEVICE_ID_HP_CISSF 0x323b +#define PCI_DEVICE_ID_HP_CISSH 0x323c +#define PCI_DEVICE_ID_HP_CISSI 0x3239 #define PCI_DEVICE_ID_HP_ZX2_IOC 0x4031 #define PCI_VENDOR_ID_PCTECH 0x1042 @@ -779,6 +797,29 @@ #define PCI_DEVICE_ID_ELSA_QS3000 0x3000 #define PCI_VENDOR_ID_STMICRO 0x104A +#define PCI_DEVICE_ID_STMICRO_USB_HOST 0xCC00 +#define PCI_DEVICE_ID_STMICRO_USB_OHCI 0xCC01 +#define PCI_DEVICE_ID_STMICRO_USB_OTG 0xCC02 +#define PCI_DEVICE_ID_STMICRO_UART_HWFC 0xCC03 +#define PCI_DEVICE_ID_STMICRO_UART_NO_HWFC 0xCC04 +#define PCI_DEVICE_ID_STMICRO_SOC_DMA 0xCC05 +#define PCI_DEVICE_ID_STMICRO_SATA 0xCC06 +#define PCI_DEVICE_ID_STMICRO_I2C 0xCC07 +#define PCI_DEVICE_ID_STMICRO_SPI_HS 0xCC08 +#define PCI_DEVICE_ID_STMICRO_MAC 0xCC09 +#define PCI_DEVICE_ID_STMICRO_SDIO_EMMC 0xCC0A +#define PCI_DEVICE_ID_STMICRO_SDIO 0xCC0B +#define PCI_DEVICE_ID_STMICRO_GPIO 0xCC0C +#define PCI_DEVICE_ID_STMICRO_VIP 0xCC0D +#define PCI_DEVICE_ID_STMICRO_AUDIO_ROUTER_DMA 0xCC0E +#define PCI_DEVICE_ID_STMICRO_AUDIO_ROUTER_SRCS 0xCC0F +#define PCI_DEVICE_ID_STMICRO_AUDIO_ROUTER_MSPS 0xCC10 +#define PCI_DEVICE_ID_STMICRO_CAN 0xCC11 +#define PCI_DEVICE_ID_STMICRO_MLB 0xCC12 +#define PCI_DEVICE_ID_STMICRO_DBP 0xCC13 +#define PCI_DEVICE_ID_STMICRO_SATA_PHY 0xCC14 +#define PCI_DEVICE_ID_STMICRO_ESRAM 0xCC15 +#define PCI_DEVICE_ID_STMICRO_VIC 0xCC16 #define PCI_VENDOR_ID_BUSLOGIC 0x104B #define PCI_DEVICE_ID_BUSLOGIC_MULTIMASTER_NC 0x0140 @@ -1294,6 +1335,8 @@ #define PCI_VENDOR_ID_TUNDRA 0x10e3 #define PCI_DEVICE_ID_TUNDRA_CA91C042 0x0000 +#define PCI_VENDOR_ID_AMCC 0x10e8 + #define PCI_VENDOR_ID_INTERG 0x10ea #define PCI_DEVICE_ID_INTERG_1682 0x1682 #define PCI_DEVICE_ID_INTERG_2000 0x2000 @@ -1322,6 +1365,7 @@ #define PCI_SUBDEVICE_ID_CREATIVE_SB08801 0x0041 #define PCI_SUBDEVICE_ID_CREATIVE_SB08802 0x0042 #define PCI_SUBDEVICE_ID_CREATIVE_SB08803 0x0043 +#define PCI_SUBDEVICE_ID_CREATIVE_SB1270 0x0062 #define PCI_SUBDEVICE_ID_CREATIVE_HENDRIX 0x6000 #define PCI_VENDOR_ID_ECTIVA 0x1102 /* duplicate: CREATIVE */ @@ -1411,6 +1455,7 @@ #define PCI_DEVICE_ID_VIA_CX700_IDE 0x0581 #define PCI_DEVICE_ID_VIA_VX800 0x8353 #define PCI_DEVICE_ID_VIA_VX855 0x8409 +#define PCI_DEVICE_ID_VIA_VX900 0x8410 #define PCI_DEVICE_ID_VIA_8371_1 0x8391 #define PCI_DEVICE_ID_VIA_82C598_1 0x8598 #define PCI_DEVICE_ID_VIA_838X_1 0xB188 @@ -1551,6 +1596,8 @@ #define PCI_DEVICE_ID_RICOH_RL5C476 0x0476 #define PCI_DEVICE_ID_RICOH_RL5C478 0x0478 #define PCI_DEVICE_ID_RICOH_R5C822 0x0822 +#define PCI_DEVICE_ID_RICOH_R5CE822 0xe822 +#define PCI_DEVICE_ID_RICOH_R5CE823 0xe823 #define PCI_DEVICE_ID_RICOH_R5C832 0x0832 #define PCI_DEVICE_ID_RICOH_R5C843 0x0843 @@ -1586,6 +1633,7 @@ #define PCI_SUBDEVICE_ID_KEYSPAN_SX2 0x5334 #define PCI_VENDOR_ID_MARVELL 0x11ab +#define PCI_VENDOR_ID_MARVELL_EXT 0x1b4b #define PCI_DEVICE_ID_MARVELL_GT64111 0x4146 #define PCI_DEVICE_ID_MARVELL_GT64260 0x6430 #define PCI_DEVICE_ID_MARVELL_MV64360 0x6460 @@ -1798,6 +1846,8 @@ #define PCI_VENDOR_ID_ESDGMBH 0x12fe #define PCI_DEVICE_ID_ESDGMBH_CPCIASIO4 0x0111 +#define PCI_VENDOR_ID_CB 0x1307 /* Measurement Computing */ + #define PCI_VENDOR_ID_SIIG 0x131f #define PCI_SUBVENDOR_ID_SIIG 0x131f #define PCI_DEVICE_ID_SIIG_1S_10x_550 0x1000 @@ -1860,8 +1910,23 @@ #define PCI_VENDOR_ID_QUATECH 0x135C #define PCI_DEVICE_ID_QUATECH_QSC100 0x0010 #define PCI_DEVICE_ID_QUATECH_DSC100 0x0020 +#define PCI_DEVICE_ID_QUATECH_DSC200 0x0030 +#define PCI_DEVICE_ID_QUATECH_QSC200 0x0040 #define PCI_DEVICE_ID_QUATECH_ESC100D 0x0050 #define PCI_DEVICE_ID_QUATECH_ESC100M 0x0060 +#define PCI_DEVICE_ID_QUATECH_QSCP100 0x0120 +#define PCI_DEVICE_ID_QUATECH_DSCP100 0x0130 +#define PCI_DEVICE_ID_QUATECH_QSCP200 0x0140 +#define PCI_DEVICE_ID_QUATECH_DSCP200 0x0150 +#define PCI_DEVICE_ID_QUATECH_QSCLP100 0x0170 +#define PCI_DEVICE_ID_QUATECH_DSCLP100 0x0180 +#define PCI_DEVICE_ID_QUATECH_DSC100E 0x0181 +#define PCI_DEVICE_ID_QUATECH_SSCLP100 0x0190 +#define PCI_DEVICE_ID_QUATECH_QSCLP200 0x01A0 +#define PCI_DEVICE_ID_QUATECH_DSCLP200 0x01B0 +#define PCI_DEVICE_ID_QUATECH_DSC200E 0x01B1 +#define PCI_DEVICE_ID_QUATECH_SSCLP200 0x01C0 +#define PCI_DEVICE_ID_QUATECH_ESCLP100 0x01E0 #define PCI_DEVICE_ID_QUATECH_SPPXP_100 0x0278 #define PCI_VENDOR_ID_SEALEVEL 0x135e @@ -1978,6 +2043,9 @@ #define PCI_DEVICE_ID_EXAR_XR17C152 0x0152 #define PCI_DEVICE_ID_EXAR_XR17C154 0x0154 #define PCI_DEVICE_ID_EXAR_XR17C158 0x0158 +#define PCI_DEVICE_ID_EXAR_XR17V352 0x0352 +#define PCI_DEVICE_ID_EXAR_XR17V354 0x0354 +#define PCI_DEVICE_ID_EXAR_XR17V358 0x0358 #define PCI_VENDOR_ID_MICROGATE 0x13c0 #define PCI_DEVICE_ID_MICROGATE_USC 0x0010 @@ -2002,6 +2070,10 @@ #define PCI_DEVICE_ID_CMEDIA_CM8738 0x0111 #define PCI_DEVICE_ID_CMEDIA_CM8738B 0x0112 +#define PCI_VENDOR_ID_ADVANTECH 0x13fe + +#define PCI_VENDOR_ID_MEILHAUS 0x1402 + #define PCI_VENDOR_ID_LAVA 0x1407 #define PCI_DEVICE_ID_LAVA_DSERIAL 0x0100 /* 2x 16550 */ #define PCI_DEVICE_ID_LAVA_QUATRO_A 0x0101 /* 2x 16550, half of 4 port */ @@ -2047,6 +2119,8 @@ #define PCI_VENDOR_ID_CHELSIO 0x1425 +#define PCI_VENDOR_ID_ADLINK 0x144a + #define PCI_VENDOR_ID_SAMSUNG 0x144d #define PCI_VENDOR_ID_GIGABYTE 0x1458 @@ -2080,6 +2154,8 @@ #define PCI_DEVICE_ID_AFAVLAB_P030 0x2182 #define PCI_SUBDEVICE_ID_AFAVLAB_P061 0x2150 +#define PCI_VENDOR_ID_AMPLICON 0x14dc + #define PCI_VENDOR_ID_BCM_GVC 0x14a4 #define PCI_VENDOR_ID_BROADCOM 0x14e4 #define PCI_DEVICE_ID_TIGON3_5752 0x1600 @@ -2100,19 +2176,25 @@ #define PCI_DEVICE_ID_NX2_57711E 0x1650 #define PCI_DEVICE_ID_TIGON3_5705 0x1653 #define PCI_DEVICE_ID_TIGON3_5705_2 0x1654 +#define PCI_DEVICE_ID_TIGON3_5719 0x1657 #define PCI_DEVICE_ID_TIGON3_5721 0x1659 #define PCI_DEVICE_ID_TIGON3_5722 0x165a #define PCI_DEVICE_ID_TIGON3_5723 0x165b #define PCI_DEVICE_ID_TIGON3_5705M 0x165d #define PCI_DEVICE_ID_TIGON3_5705M_2 0x165e +#define PCI_DEVICE_ID_NX2_57712 0x1662 +#define PCI_DEVICE_ID_NX2_57712E 0x1663 +#define PCI_DEVICE_ID_NX2_57712_MF 0x1663 #define PCI_DEVICE_ID_TIGON3_5714 0x1668 #define PCI_DEVICE_ID_TIGON3_5714S 0x1669 #define PCI_DEVICE_ID_TIGON3_5780 0x166a #define PCI_DEVICE_ID_TIGON3_5780S 0x166b #define PCI_DEVICE_ID_TIGON3_5705F 0x166e +#define PCI_DEVICE_ID_NX2_57712_VF 0x166f #define PCI_DEVICE_ID_TIGON3_5754M 0x1672 #define PCI_DEVICE_ID_TIGON3_5755M 0x1673 #define PCI_DEVICE_ID_TIGON3_5756 0x1674 +#define PCI_DEVICE_ID_TIGON3_5750 0x1676 #define PCI_DEVICE_ID_TIGON3_5751 0x1677 #define PCI_DEVICE_ID_TIGON3_5715 0x1678 #define PCI_DEVICE_ID_TIGON3_5715S 0x1679 @@ -2124,6 +2206,9 @@ #define PCI_DEVICE_ID_TIGON3_5761E 0x1680 #define PCI_DEVICE_ID_TIGON3_5761 0x1681 #define PCI_DEVICE_ID_TIGON3_5764 0x1684 +#define PCI_DEVICE_ID_NX2_57800 0x168a +#define PCI_DEVICE_ID_NX2_57840 0x168d +#define PCI_DEVICE_ID_NX2_57810 0x168e #define PCI_DEVICE_ID_TIGON3_5787M 0x1693 #define PCI_DEVICE_ID_TIGON3_5782 0x1696 #define PCI_DEVICE_ID_TIGON3_5784 0x1698 @@ -2131,11 +2216,19 @@ #define PCI_DEVICE_ID_TIGON3_5787 0x169b #define PCI_DEVICE_ID_TIGON3_5788 0x169c #define PCI_DEVICE_ID_TIGON3_5789 0x169d +#define PCI_DEVICE_ID_NX2_57840_4_10 0x16a1 +#define PCI_DEVICE_ID_NX2_57840_2_20 0x16a2 +#define PCI_DEVICE_ID_NX2_57840_MF 0x16a4 +#define PCI_DEVICE_ID_NX2_57800_MF 0x16a5 #define PCI_DEVICE_ID_TIGON3_5702X 0x16a6 #define PCI_DEVICE_ID_TIGON3_5703X 0x16a7 #define PCI_DEVICE_ID_TIGON3_5704S 0x16a8 +#define PCI_DEVICE_ID_NX2_57800_VF 0x16a9 #define PCI_DEVICE_ID_NX2_5706S 0x16aa #define PCI_DEVICE_ID_NX2_5708S 0x16ac +#define PCI_DEVICE_ID_NX2_57840_VF 0x16ad +#define PCI_DEVICE_ID_NX2_57810_MF 0x16ae +#define PCI_DEVICE_ID_NX2_57810_VF 0x16af #define PCI_DEVICE_ID_TIGON3_5702A3 0x16c6 #define PCI_DEVICE_ID_TIGON3_5703A3 0x16c7 #define PCI_DEVICE_ID_TIGON3_5781 0x16dd @@ -2307,6 +2400,8 @@ #define PCI_VENDOR_ID_TOPSPIN 0x1867 +#define PCI_VENDOR_ID_COMMTECH 0x18f7 + #define PCI_VENDOR_ID_SILAN 0x1904 #define PCI_VENDOR_ID_RENESAS 0x1912 @@ -2316,6 +2411,11 @@ #define PCI_DEVICE_ID_RENESAS_SH7785 0x0007 #define PCI_DEVICE_ID_RENESAS_SH7786 0x0010 +#define PCI_VENDOR_ID_SOLARFLARE 0x1924 +#define PCI_DEVICE_ID_SOLARFLARE_SFC4000A_0 0x0703 +#define PCI_DEVICE_ID_SOLARFLARE_SFC4000A_1 0x6703 +#define PCI_DEVICE_ID_SOLARFLARE_SFC4000B 0x0710 + #define PCI_VENDOR_ID_TDI 0x192E #define PCI_DEVICE_ID_TDI_EHCI 0x0101 @@ -2414,6 +2514,11 @@ #define PCI_VENDOR_ID_AZWAVE 0x1a3b +#define PCI_VENDOR_ID_ASMEDIA 0x1b21 + +#define PCI_VENDOR_ID_CIRCUITCO 0x1cc8 +#define PCI_SUBSYSTEM_ID_CIRCUITCO_MINNOWBOARD 0x0001 + #define PCI_VENDOR_ID_TEKRAM 0x1de1 #define PCI_DEVICE_ID_TEKRAM_DC290 0xdc29 @@ -2463,6 +2568,9 @@ #define PCI_VENDOR_ID_INTEL 0x8086 #define PCI_DEVICE_ID_INTEL_EESSC 0x0008 +#define PCI_DEVICE_ID_INTEL_SNB_IMC 0x0100 +#define PCI_DEVICE_ID_INTEL_IVB_IMC 0x0154 +#define PCI_DEVICE_ID_INTEL_HSW_IMC 0x0c00 #define PCI_DEVICE_ID_INTEL_PXHD_0 0x0320 #define PCI_DEVICE_ID_INTEL_PXHD_1 0x0321 #define PCI_DEVICE_ID_INTEL_PXH_0 0x0329 @@ -2485,6 +2593,7 @@ #define PCI_DEVICE_ID_INTEL_MRST_SD2 0x084F #define PCI_DEVICE_ID_INTEL_I960 0x0960 #define PCI_DEVICE_ID_INTEL_I960RM 0x0962 +#define PCI_DEVICE_ID_INTEL_CENTERTON_ILB 0x0c60 #define PCI_DEVICE_ID_INTEL_82541ER 0x1078 #define PCI_DEVICE_ID_INTEL_82541GI_LF 0x107c #define PCI_DEVICE_ID_INTEL_82542 0x1000 @@ -2564,13 +2673,50 @@ #define PCI_DEVICE_ID_INTEL_COUGARPOINT_HDA 0x1c20 #define PCI_DEVICE_ID_INTEL_COUGARPOINT_SMBUS 0x1c22 #define PCI_DEVICE_ID_INTEL_COUGARPOINT_LPC_MIN 0x1c41 +#define PCI_DEVICE_ID_INTEL_COUGARPOINT_LPC_Z68 0x1c44 +#define PCI_DEVICE_ID_INTEL_COUGARPOINT_LPC_P67 0x1c46 +#define PCI_DEVICE_ID_INTEL_COUGARPOINT_LPC_UM67 0x1c47 +#define PCI_DEVICE_ID_INTEL_COUGARPOINT_LPC_HM65 0x1c49 +#define PCI_DEVICE_ID_INTEL_COUGARPOINT_LPC_H67 0x1c4a +#define PCI_DEVICE_ID_INTEL_COUGARPOINT_LPC_HM67 0x1c4b +#define PCI_DEVICE_ID_INTEL_COUGARPOINT_LPC_Q65 0x1c4c +#define PCI_DEVICE_ID_INTEL_COUGARPOINT_LPC_QS67 0x1c4d +#define PCI_DEVICE_ID_INTEL_COUGARPOINT_LPC_Q67 0x1c4e +#define PCI_DEVICE_ID_INTEL_COUGARPOINT_LPC_QM67 0x1c4f +#define PCI_DEVICE_ID_INTEL_COUGARPOINT_LPC_B65 0x1c50 +#define PCI_DEVICE_ID_INTEL_COUGARPOINT_LPC_C202 0x1c52 +#define PCI_DEVICE_ID_INTEL_COUGARPOINT_LPC_C204 0x1c54 +#define PCI_DEVICE_ID_INTEL_COUGARPOINT_LPC_C206 0x1c56 +#define PCI_DEVICE_ID_INTEL_COUGARPOINT_LPC_H61 0x1c5c #define PCI_DEVICE_ID_INTEL_COUGARPOINT_LPC_MAX 0x1c5f -#define PCI_DEVICE_ID_INTEL_PANTHERPOINT_AHCI_MOBILE 0x1e03 -#define PCI_DEVICE_ID_INTEL_PANTHERPOINT_HDA 0x1e20 -#define PCI_DEVICE_ID_INTEL_PANTHERPOINT_LPC_MIN 0x1e41 -#define PCI_DEVICE_ID_INTEL_PANTHERPOINT_LPC_MAX 0x1e5f #define PCI_DEVICE_ID_INTEL_PATSBURG_SMBUS 0x1d22 #define PCI_DEVICE_ID_INTEL_PATSBURG_LPC 0x1d40 +#define PCI_DEVICE_ID_INTEL_PATSBURG_LPC_0 0x1d40 +#define PCI_DEVICE_ID_INTEL_PATSBURG_LPC_1 0x1d41 +#define PCI_DEVICE_ID_INTEL_PANTHERPOINT_AHCI_MOBILE 0x1e03 +#define PCI_DEVICE_ID_INTEL_PANTHERPOINT_HDA 0x1e20 +#define PCI_DEVICE_ID_INTEL_PANTHERPOINT_XHCI 0x1e31 +#define PCI_DEVICE_ID_INTEL_PANTHERPOINT_LPC_MIN 0x1e41 +#define PCI_DEVICE_ID_INTEL_PANTHERPOINT_LPC_B75 0x1e49 +#define PCI_DEVICE_ID_INTEL_PANTHERPOINT_LPC_C216 0x1e53 +#define PCI_DEVICE_ID_INTEL_PANTHERPOINT_LPC_H77 0x1e4A +#define PCI_DEVICE_ID_INTEL_PANTHERPOINT_LPC_HM70 0x1e5e +#define PCI_DEVICE_ID_INTEL_PANTHERPOINT_LPC_HM75 0x1e5d +#define PCI_DEVICE_ID_INTEL_PANTHERPOINT_LPC_HM76 0x1e59 +#define PCI_DEVICE_ID_INTEL_PANTHERPOINT_LPC_HM77 0x1e57 +#define PCI_DEVICE_ID_INTEL_PANTHERPOINT_LPC_MBL_SAMPLE 0x1e42 +#define PCI_DEVICE_ID_INTEL_PANTHERPOINT_LPC_NM70 0x1e5f +#define PCI_DEVICE_ID_INTEL_PANTHERPOINT_LPC_Q75 0x1e48 +#define PCI_DEVICE_ID_INTEL_PANTHERPOINT_LPC_Q77 0x1e47 +#define PCI_DEVICE_ID_INTEL_PANTHERPOINT_LPC_QM77 0x1e55 +#define PCI_DEVICE_ID_INTEL_PANTHERPOINT_LPC_QS77 0x1e56 +#define PCI_DEVICE_ID_INTEL_PANTHERPOINT_LPC_SFF_SAMPLE 0x1e43 +#define PCI_DEVICE_ID_INTEL_PANTHERPOINT_LPC_UM77 0x1e58 +#define PCI_DEVICE_ID_INTEL_PANTHERPOINT_LPC_Z75 0x1e46 +#define PCI_DEVICE_ID_INTEL_PANTHERPOINT_LPC_Z77 0x1e44 +#define PCI_DEVICE_ID_INTEL_PANTHERPOINT_LPC_MAX 0x1e5f +#define PCI_DEVICE_ID_INTEL_DH89XXCC_LPC_MIN 0x2310 +#define PCI_DEVICE_ID_INTEL_DH89XXCC_LPC_MAX 0x231f #define PCI_DEVICE_ID_INTEL_82801AA_0 0x2410 #define PCI_DEVICE_ID_INTEL_82801AA_1 0x2411 #define PCI_DEVICE_ID_INTEL_82801AA_3 0x2413 @@ -2783,8 +2929,30 @@ #define PCI_DEVICE_ID_INTEL_5_3400_SERIES_LPC_MIN 0x3b00 #define PCI_DEVICE_ID_INTEL_5_3400_SERIES_LPC_MAX 0x3b1f #define PCI_DEVICE_ID_INTEL_5_3400_SERIES_SMBUS 0x3b30 +#define PCI_DEVICE_ID_INTEL_IOAT_SNB0 0x3c20 +#define PCI_DEVICE_ID_INTEL_IOAT_SNB1 0x3c21 +#define PCI_DEVICE_ID_INTEL_IOAT_SNB2 0x3c22 +#define PCI_DEVICE_ID_INTEL_IOAT_SNB3 0x3c23 +#define PCI_DEVICE_ID_INTEL_IOAT_SNB4 0x3c24 +#define PCI_DEVICE_ID_INTEL_IOAT_SNB5 0x3c25 +#define PCI_DEVICE_ID_INTEL_IOAT_SNB6 0x3c26 +#define PCI_DEVICE_ID_INTEL_IOAT_SNB7 0x3c27 +#define PCI_DEVICE_ID_INTEL_IOAT_SNB8 0x3c2e +#define PCI_DEVICE_ID_INTEL_IOAT_SNB9 0x3c2f +#define PCI_DEVICE_ID_INTEL_UNC_HA 0x3c46 +#define PCI_DEVICE_ID_INTEL_UNC_IMC0 0x3cb0 +#define PCI_DEVICE_ID_INTEL_UNC_IMC1 0x3cb1 +#define PCI_DEVICE_ID_INTEL_UNC_IMC2 0x3cb4 +#define PCI_DEVICE_ID_INTEL_UNC_IMC3 0x3cb5 +#define PCI_DEVICE_ID_INTEL_UNC_QPI0 0x3c41 +#define PCI_DEVICE_ID_INTEL_UNC_QPI1 0x3c42 +#define PCI_DEVICE_ID_INTEL_UNC_R2PCIE 0x3c43 +#define PCI_DEVICE_ID_INTEL_UNC_R3QPI0 0x3c44 +#define PCI_DEVICE_ID_INTEL_UNC_R3QPI1 0x3c45 +#define PCI_DEVICE_ID_INTEL_JAKETOWN_UBOX 0x3ce0 #define PCI_DEVICE_ID_INTEL_IOAT_SNB 0x402f #define PCI_DEVICE_ID_INTEL_5100_16 0x65f0 +#define PCI_DEVICE_ID_INTEL_5100_19 0x65f3 #define PCI_DEVICE_ID_INTEL_5100_21 0x65f5 #define PCI_DEVICE_ID_INTEL_5100_22 0x65f6 #define PCI_DEVICE_ID_INTEL_5400_ERR 0x4030 @@ -2823,6 +2991,7 @@ #define PCI_DEVICE_ID_INTEL_82372FB_1 0x7601 #define PCI_DEVICE_ID_INTEL_SCH_LPC 0x8119 #define PCI_DEVICE_ID_INTEL_SCH_IDE 0x811a +#define PCI_DEVICE_ID_INTEL_ITC_LPC 0x8186 #define PCI_DEVICE_ID_INTEL_82454GX 0x84c4 #define PCI_DEVICE_ID_INTEL_82450GX 0x84c5 #define PCI_DEVICE_ID_INTEL_82451NX 0x84ca @@ -2905,7 +3074,11 @@ #define PCI_DEVICE_ID_NETMOS_9845 0x9845 #define PCI_DEVICE_ID_NETMOS_9855 0x9855 #define PCI_DEVICE_ID_NETMOS_9865 0x9865 +#define PCI_DEVICE_ID_NETMOS_9900 0x9900 #define PCI_DEVICE_ID_NETMOS_9901 0x9901 +#define PCI_DEVICE_ID_NETMOS_9904 0x9904 +#define PCI_DEVICE_ID_NETMOS_9912 0x9912 +#define PCI_DEVICE_ID_NETMOS_9922 0x9922 #define PCI_VENDOR_ID_3COM_2 0xa727 @@ -2927,3 +3100,5 @@ #define PCI_VENDOR_ID_XEN 0x5853 #define PCI_DEVICE_ID_XEN_PLATFORM 0x0001 + +#define PCI_VENDOR_ID_OCZ 0x1b85 diff --git a/include/pci_rom.h b/include/pci_rom.h new file mode 100644 index 0000000..8b2674c --- /dev/null +++ b/include/pci_rom.h @@ -0,0 +1,58 @@ +/* + * From coreboot file of same name + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef _PCI_ROM_H +#define _PCI_ROM_H + +#define PCI_ROM_HDR 0xaa55 +#define PCI_VGA_RAM_IMAGE_START 0xc0000 + +struct pci_rom_header { + uint16_t signature; + uint8_t size; + uint8_t init[3]; + uint8_t reserved[0x12]; + uint16_t data; +}; + +struct pci_rom_data { + uint32_t signature; + uint16_t vendor; + uint16_t device; + uint16_t reserved_1; + uint16_t dlen; + uint8_t drevision; + uint8_t class_lo; + uint16_t class_hi; + uint16_t ilen; + uint16_t irevision; + uint8_t type; + uint8_t indicator; + uint16_t reserved_2; +}; + + /** + * pci_run_vga_bios() - Run the VGA BIOS in an x86 PC + * + * @dev: Video device containing the BIOS + * @int15_handler: Function to call to handle int 0x15 + * @emulate: true to use the x86 emulator, false to run native + */ +int pci_run_vga_bios(pci_dev_t dev, int (*int15_handler)(void), bool emulate); + +/** + * board_map_oprom_vendev() - map several PCI IDs to the one the ROM expects + * + * Some VGA option roms are used for several chipsets but they only have one + * PCI ID in their header. If we encounter such an option rom, we need to do + * the mapping ourselves. + * + * @vendev: Vendor and device for the video device + * @return standard vendor and device expected by the ROM + */ +uint32_t board_map_oprom_vendev(uint32_t vendev); + +#endif diff --git a/include/rtc.h b/include/rtc.h index c034966..d11aa8b 100644 --- a/include/rtc.h +++ b/include/rtc.h @@ -50,4 +50,9 @@ void to_tm (int, struct rtc_time *); unsigned long mktime (unsigned int, unsigned int, unsigned int, unsigned int, unsigned int, unsigned int); +/** + * rtc_init() - Set up the real time clock ready for use + */ +void rtc_init(void); + #endif /* _RTC_H_ */ diff --git a/include/vbe.h b/include/vbe.h new file mode 100644 index 0000000..d405691 --- /dev/null +++ b/include/vbe.h @@ -0,0 +1,103 @@ +/****************************************************************************** + * Copyright (c) 2004, 2008 IBM Corporation + * Copyright (c) 2009 Pattrick Hueper <phueper@hueper.net> + * All rights reserved. + * + * SPDX-License-Identifier: BSD-2-Clause + * + * Contributors: + * IBM Corporation - initial implementation + *****************************************************************************/ +#ifndef _VBE_H +#define _VBE_H + +/* these structs are for input from and output to OF */ +struct __packed screen_info { + u8 display_type; /* 0=NONE, 1= analog, 2=digital */ + u16 screen_width; + u16 screen_height; + /* bytes per line in framebuffer, may be more than screen_width */ + u16 screen_linebytes; + u8 color_depth; /* color depth in bits per pixel */ + u32 framebuffer_address; + u8 edid_block_zero[128]; +}; + +struct __packed screen_info_input { + u8 signature[4]; + u16 size_reserved; + u8 monitor_number; + u16 max_screen_width; + u8 color_depth; +}; + +/* these structs only store the required a subset of the VBE-defined fields */ +struct __packed vbe_info { + char signature[4]; + u16 version; + u8 *oem_string_ptr; + u32 capabilities; + u16 video_mode_list[256]; + u16 total_memory; +}; + +struct __packed vesa_mode_info { + u16 mode_attributes; /* 00 */ + u8 win_a_attributes; /* 02 */ + u8 win_b_attributes; /* 03 */ + u16 win_granularity; /* 04 */ + u16 win_size; /* 06 */ + u16 win_a_segment; /* 08 */ + u16 win_b_segment; /* 0a */ + u32 win_func_ptr; /* 0c */ + u16 bytes_per_scanline; /* 10 */ + u16 x_resolution; /* 12 */ + u16 y_resolution; /* 14 */ + u8 x_charsize; /* 16 */ + u8 y_charsize; /* 17 */ + u8 number_of_planes; /* 18 */ + u8 bits_per_pixel; /* 19 */ + u8 number_of_banks; /* 20 */ + u8 memory_model; /* 21 */ + u8 bank_size; /* 22 */ + u8 number_of_image_pages; /* 23 */ + u8 reserved_page; + u8 red_mask_size; + u8 red_mask_pos; + u8 green_mask_size; + u8 green_mask_pos; + u8 blue_mask_size; + u8 blue_mask_pos; + u8 reserved_mask_size; + u8 reserved_mask_pos; + u8 direct_color_mode_info; + u32 phys_base_ptr; + u32 offscreen_mem_offset; + u16 offscreen_mem_size; + u8 reserved[206]; +}; + +struct vbe_mode_info { + u16 video_mode; + bool valid; + union { + struct vesa_mode_info vesa; + u8 mode_info_block[256]; + }; +}; + +struct vbe_ddc_info { + u8 port_number; /* i.e. monitor number */ + u8 edid_transfer_time; + u8 ddc_level; + u8 edid_block_zero[128]; +}; + +#define VESA_GET_INFO 0x4f00 +#define VESA_GET_MODE_INFO 0x4f01 +#define VESA_SET_MODE 0x4f02 + +struct graphic_device; +int vbe_get_video_info(struct graphic_device *gdev); + +#endif diff --git a/include/video_fb.h b/include/video_fb.h index 6cd4e37..55ec24d 100644 --- a/include/video_fb.h +++ b/include/video_fb.h @@ -40,7 +40,7 @@ /* Export Graphic Driver Control */ /******************************************************************************/ -typedef struct { +typedef struct graphic_device { unsigned int isaBase; unsigned int pciBase; unsigned int dprBase; diff --git a/lib/fdtdec.c b/lib/fdtdec.c index 7c7e673..a8872b0 100644 --- a/lib/fdtdec.c +++ b/lib/fdtdec.c @@ -75,6 +75,9 @@ static const char * const compat_names[COMPAT_COUNT] = { COMPAT(COMPAT_INTEL_LPC, "intel,lpc"), COMPAT(INTEL_MICROCODE, "intel,microcode"), COMPAT(MEMORY_SPD, "memory-spd"), + COMPAT(INTEL_PANTHERPOINT_AHCI, "intel,pantherpoint-ahci"), + COMPAT(INTEL_MODEL_206AX, "intel,model-206ax"), + COMPAT(INTEL_GMA, "intel,gma"), }; const char *fdtdec_get_compatible(enum fdt_compat_id id) diff --git a/scripts/Makefile.lib b/scripts/Makefile.lib index 9d1383a..13af604 100644 --- a/scripts/Makefile.lib +++ b/scripts/Makefile.lib @@ -260,11 +260,13 @@ quiet_cmd_dt_S_dtb= DTB $@ cmd_dt_S_dtb= \ ( \ echo '.section .dtb.init.rodata,"a"'; \ + echo '.balign 16'; \ echo '.global __dtb_$(*F)_begin'; \ echo '__dtb_$(*F)_begin:'; \ echo '.incbin "$<" '; \ echo '__dtb_$(*F)_end:'; \ echo '.global __dtb_$(*F)_end'; \ + echo '.balign 16'; \ ) > $@ $(obj)/%.dtb.S: $(obj)/%.dtb diff --git a/tools/.gitignore b/tools/.gitignore index e7f0f8f..9bc9fec 100644 --- a/tools/.gitignore +++ b/tools/.gitignore @@ -4,6 +4,7 @@ /fit_check_sign /fit_info /gen_eth_addr +/ifdtool /img2srec /kwboot /dumpimage |