diff options
Diffstat (limited to 'board/netstal/hcu5')
| -rw-r--r-- | board/netstal/hcu5/Makefile | 5 | ||||
| -rw-r--r-- | board/netstal/hcu5/README.txt | 3 | ||||
| -rw-r--r-- | board/netstal/hcu5/config.mk | 2 | ||||
| -rw-r--r-- | board/netstal/hcu5/hcu5.c | 289 | ||||
| -rw-r--r-- | board/netstal/hcu5/init.S | 71 | ||||
| -rw-r--r-- | board/netstal/hcu5/sdram.c | 86 | ||||
| -rw-r--r-- | board/netstal/hcu5/u-boot.lds | 2 |
7 files changed, 212 insertions, 246 deletions
diff --git a/board/netstal/hcu5/Makefile b/board/netstal/hcu5/Makefile index 27398b9..9f248a4 100644 --- a/board/netstal/hcu5/Makefile +++ b/board/netstal/hcu5/Makefile @@ -23,13 +23,14 @@ include $(TOPDIR)/config.mk LIB = $(obj)lib$(BOARD).a vpath hcu_flash.c ../common +vpath nm_bsp.c ../common # NOBJS : Netstal common objects -NOBJS = hcu_flash.o +NOBJS = ../common/hcu_flash.o ../common/nm_bsp.o COBJS = $(BOARD).o sdram.o SOBJS = init.o -SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c) ../common/$(NOBJS:.o=.c) +SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c) $(NOBJS:.o=.c) OBJS := $(addprefix $(obj),$(COBJS)) NOBJS := $(addprefix $(obj),$(NOBJS)) SOBJS := $(addprefix $(obj),$(SOBJS)) diff --git a/board/netstal/hcu5/README.txt b/board/netstal/hcu5/README.txt index 3118da9..c205108 100644 --- a/board/netstal/hcu5/README.txt +++ b/board/netstal/hcu5/README.txt @@ -10,9 +10,6 @@ TODO: - Fix RTS/CTS problem (HW?) CONFIG_SERIAL_MULTI/CONFIG_SERIAL_SOFTWARE_FIFO hangs after Switching to interrupt driven serial input mode -- Make vxWorks start from u-boot. Possible reasons - - Does vxWorks need an entry for the Machine Check interrupt like this - tlbentry( 0x40000000, SZ_256M, 0, 1, AC_R|AC_W|AC_X|SA_G|SA_I ) ? Caveats: -------- diff --git a/board/netstal/hcu5/config.mk b/board/netstal/hcu5/config.mk index cfd5744..51ddb76 100644 --- a/board/netstal/hcu5/config.mk +++ b/board/netstal/hcu5/config.mk @@ -21,7 +21,7 @@ # Netstal Maschinen AG: HCU5 boards # -TEXT_BASE = 0xFFFa0000 +TEXT_BASE = 0xFFFB0000 PLATFORM_CPPFLAGS += -DCONFIG_440=1 diff --git a/board/netstal/hcu5/hcu5.c b/board/netstal/hcu5/hcu5.c index b9b10fd..2c7afe2 100644 --- a/board/netstal/hcu5/hcu5.c +++ b/board/netstal/hcu5/hcu5.c @@ -1,5 +1,5 @@ /* - *(C) Copyright 2005-2007 Netstal Maschinen AG + *(C) Copyright 2005-2008 Netstal Maschinen AG * Niklaus Giger (Niklaus.Giger@netstal.com) * * This source code is free software; you can redistribute it @@ -21,13 +21,11 @@ #include <common.h> #include <asm/processor.h> #include <ppc440.h> -#include <asm/mmu.h> -#include <net.h> +#include <asm/io.h> +#include "../common/nm.h" DECLARE_GLOBAL_DATA_PTR; -void hcu_led_set(u32 value); - extern flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; #undef BOOTSTRAP_OPTION_A_ACTIVE @@ -42,23 +40,10 @@ extern flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; #define SDR0_ECID2 0x0082 #define SDR0_ECID3 0x0083 -#define SYS_IO_ADDRESS (CFG_CS_2 + 0x00e00000) +#define SYS_IO_ADDRESS (CFG_CS_2 + 0x00e00000) #define SYS_SLOT_ADDRESS (CFG_CPLD + 0x00400000) - -#define DEFAULT_ETH_ADDR "ethaddr" -/* ethaddr for first or etha1ddr for second ethernet */ - -enum { - /* HW_GENERATION_HCU1 is no longer supported */ - HW_GENERATION_HCU2 = 0x10, - HW_GENERATION_HCU3 = 0x10, - HW_GENERATION_HCU4 = 0x20, - HW_GENERATION_HCU5 = 0x30, - HW_GENERATION_MCU = 0x08, - HW_GENERATION_MCU20 = 0x0a, - HW_GENERATION_MCU25 = 0x09, -}; - +#define HCU_DIGITAL_IO_REGISTER (CFG_CPLD + 0x0500000) +#define HCU_SW_INSTALL_REQUESTED 0x10 /* * This function is run very early, out of flash, and before devices are @@ -72,7 +57,6 @@ enum { int board_early_init_f(void) { - u32 reg; #ifdef BOOTSTRAP_OPTION_A_ACTIVE /* Booting with Bootstrap Option A @@ -113,10 +97,9 @@ int board_early_init_f(void) mtdcr(ebccfga, xbcfg); mtdcr(ebccfgd, 0xb8400000); - /*-------------------------------------------------------------------- + /* * Setup the GPIO pins - *-------------------------------------------------------------------*/ - /* test-only: take GPIO init from pcs440ep ???? in config file */ + */ out32(GPIO0_OR, 0x00000000); out32(GPIO0_TCR, 0x7C2FF1CF); out32(GPIO0_OSRL, 0x40055000); @@ -143,9 +126,9 @@ int board_early_init_f(void) out32(GPIO1_ISR3L, 0x00000000); out32(GPIO1_ISR3H, 0x00000000); - /*-------------------------------------------------------------------- + /* * Setup the interrupt controller polarities, triggers, etc. - *-------------------------------------------------------------------*/ + */ mtdcr(uic0sr, 0xffffffff); /* clear all */ mtdcr(uic0er, 0x00000000); /* disable all */ mtdcr(uic0cr, 0x00000005); /* ATI & UIC1 crit are critical */ @@ -172,12 +155,6 @@ int board_early_init_f(void) mtsdr(sdr_pfc0, 0x00003E00); /* Pin function: */ mtsdr(sdr_pfc1, 0x00848000); /* Pin function: UART0 has 4 pins */ - /* PCI arbiter enabled */ - mfsdr(sdr_pci0, reg); - mtsdr(sdr_pci0, 0x80000000 | reg); - - pci_pre_init(0); - /* setup BOOT FLASH */ mtsdr(SDR0_CUST0, 0xC0082350); @@ -192,33 +169,27 @@ int board_pre_init(void) #endif +int sys_install_requested(void) +{ + u16 *ioValuePtr = (u16 *)HCU_DIGITAL_IO_REGISTER; + return (in_be16(ioValuePtr) & HCU_SW_INSTALL_REQUESTED) != 0; +} + int checkboard(void) { - unsigned int j; u16 *hwVersReg = (u16 *) HCU_HW_VERSION_REGISTER; u16 *boardVersReg = (u16 *) HCU_CPLD_VERSION_REGISTER; - u16 generation = *boardVersReg & 0xf0; - u16 index = *boardVersReg & 0x0f; + u16 generation = in_be16(boardVersReg) & 0xf0; + u16 index = in_be16(boardVersReg) & 0x0f; u32 ecid0, ecid1, ecid2, ecid3; - printf("Netstal Maschinen AG: "); - if (generation == HW_GENERATION_HCU3) - printf("HCU3: index %d", index); - else if (generation == HW_GENERATION_HCU4) - printf("HCU4: index %d", index); - else if (generation == HW_GENERATION_HCU5) - printf("HCU5: index %d", index); - printf(" HW 0x%02x\n", *hwVersReg & 0xff); + nm_show_print(generation, index, in_be16(hwVersReg) & 0xff); mfsdr(SDR0_ECID0, ecid0); mfsdr(SDR0_ECID1, ecid1); mfsdr(SDR0_ECID2, ecid2); mfsdr(SDR0_ECID3, ecid3); printf("Chip ID 0x%x 0x%x 0x%x 0x%x\n", ecid0, ecid1, ecid2, ecid3); - for (j = 0;j < 6; j++) { - hcu_led_set(1 << j); - udelay(200 * 1000); - } return 0; } @@ -228,97 +199,47 @@ u32 hcu_led_get(void) return in16(SYS_IO_ADDRESS) & 0x3f; } -/*---------------------------------------------------------------------------+ +/* * hcu_led_set value to be placed into the LEDs (max 6 bit) - *---------------------------------------------------------------------------*/ + */ void hcu_led_set(u32 value) { out16(SYS_IO_ADDRESS, value); } -/*---------------------------------------------------------------------------+ +/* * get_serial_number - *---------------------------------------------------------------------------*/ -static u32 get_serial_number(void) + */ +u32 get_serial_number(void) { u32 *serial = (u32 *)CFG_FLASH_BASE; - if (*serial == 0xffffffff) + if (in_be32(serial) == 0xffffffff) return 0; - return *serial; + return in_be32(serial); } -/*---------------------------------------------------------------------------+ +/* * hcu_get_slot - *---------------------------------------------------------------------------*/ + */ u32 hcu_get_slot(void) { u16 *slot = (u16 *)SYS_SLOT_ADDRESS; - return (*slot) & 0x7f; + return in_be16(slot) & 0x7f; } -/*---------------------------------------------------------------------------+ +/* * misc_init_r. - *---------------------------------------------------------------------------*/ + */ int misc_init_r(void) { - char *s = getenv(DEFAULT_ETH_ADDR); - char *e; - int i; - u32 serial = get_serial_number(); unsigned long usb2d0cr = 0; unsigned long usb2phy0cr, usb2h0cr = 0; unsigned long sdr0_pfc1; - for (i = 0; i < 6; ++i) { - gd->bd->bi_enetaddr[i] = s ? simple_strtoul(s, &e, 16) : 0; - if (s) - s = (*e) ? e + 1 : e; - } - - if (gd->bd->bi_enetaddr[3] == 0 && - gd->bd->bi_enetaddr[4] == 0 && - gd->bd->bi_enetaddr[5] == 0) { - char ethaddr[22]; - - /* Must be in sync with CONFIG_ETHADDR */ - gd->bd->bi_enetaddr[0] = 0x00; - gd->bd->bi_enetaddr[1] = 0x60; - gd->bd->bi_enetaddr[2] = 0x13; - gd->bd->bi_enetaddr[3] = (serial >> 16) & 0xff; - gd->bd->bi_enetaddr[4] = (serial >> 8) & 0xff; - gd->bd->bi_enetaddr[5] = hcu_get_slot(); - sprintf(ethaddr, "%02X:%02X:%02X:%02X:%02X:%02X\0", - gd->bd->bi_enetaddr[0], gd->bd->bi_enetaddr[1], - gd->bd->bi_enetaddr[2], gd->bd->bi_enetaddr[3], - gd->bd->bi_enetaddr[4], gd->bd->bi_enetaddr[5]) ; - printf("%s: Setting eth %s serial 0x%x\n", __FUNCTION__, - ethaddr, serial); - setenv(DEFAULT_ETH_ADDR, ethaddr); - } - - /* IP-Adress update */ - { - IPaddr_t ipaddr; - char *ipstring; - - ipstring = getenv("ipaddr"); - if (ipstring == 0) - ipaddr = string_to_ip("172.25.1.99"); - else - ipaddr = string_to_ip(ipstring); - if ((ipaddr & 0xff) != (32 + hcu_get_slot())) { - char tmp[22]; - - ipaddr = (ipaddr & 0xffffff00) + 32 + hcu_get_slot(); - ip_to_string (ipaddr, tmp); - printf("%s: enforce %s\n", __FUNCTION__, tmp); - setenv("ipaddr", tmp); - } - } #ifdef CFG_ENV_IS_IN_FLASH /* Monitor protection ON by default */ (void)flash_protect(FLAG_PROTECT_SET, @@ -326,12 +247,14 @@ int misc_init_r(void) 0xffffffff, &flash_info[0]); +#ifdef CFG_ENV_ADDR_REDUND /* Env protection ON by default */ (void)flash_protect(FLAG_PROTECT_SET, CFG_ENV_ADDR_REDUND, CFG_ENV_ADDR_REDUND + 2*CFG_ENV_SECT_SIZE - 1, &flash_info[0]); #endif +#endif /* * USB stuff... @@ -355,7 +278,8 @@ int misc_init_r(void) usb2phy0cr = usb2phy0cr | SDR0_USB2PHY0CR_UTMICN_HOST; /*1*/ /* An 8-bit/60MHz interface is the only possible alternative - when connecting the Device to the PHY */ + * when connecting the Device to the PHY + */ usb2h0cr = usb2h0cr &~SDR0_USB2H0CR_WDINT_MASK; usb2h0cr = usb2h0cr | SDR0_USB2H0CR_WDINT_16BIT_30MHZ; /*1*/ @@ -376,14 +300,37 @@ int misc_init_r(void) mtsdr(SDR0_SRST1, 0x00000000); udelay(1000); mtsdr(SDR0_SRST0, 0x00000000); - printf("USB: Host(int phy) Device(ext phy)\n"); + common_misc_init_r(); + set_params_for_sw_install( sys_install_requested(), "hcu5" ); + /* We cannot easily enable trace before, as there are other + * routines messing around with sdr0_pfc1. And I do not need it. + */ + if (mfspr(dbcr0) & 0x80000000) { + /* External debugger alive + * enable trace facilty for Lauterback + * CCR0[DAPUIB]=0 Enable broadcast of instruction data + * to auxiliary processor interface + * CCR0[DTB]=0 Enable broadcast of trace information + * SDR0_PFC0[TRE] Trace signals are enabled instead of + * GPIO49-63 + */ + mtspr(ccr0, mfspr(ccr0) &~ 0x00108000); + mtsdr(SDR0_PFC0, sdr0_pfc1 | 0x00000100); + } return 0; } +#ifdef CONFIG_PCI +int board_with_pci(void) +{ + u32 reg; -#if defined(CONFIG_PCI) -/************************************************************************* + mfsdr(sdr_pci0, reg); + return (reg & SDR0_XCR_PAE_MASK); +} + +/* * pci_pre_init * * This routine is called just prior to registering the hose and gives @@ -394,81 +341,64 @@ int misc_init_r(void) * (add regions, override default access routines, etc) or perform * certain pre-initialization actions. * - ************************************************************************/ + */ int pci_pre_init(struct pci_controller *hose) { unsigned long addr; - /*-------------------------------------------------------------------+ - * As of errata version 0.4, CHIP_8: Incorrect Write to DDR SDRAM. - * Workaround: Disable write pipelining to DDR SDRAM by setting - * PLB0_ACR[WRP] = 0. - *-------------------------------------------------------------------*/ + if (!board_with_pci()) { return 0; } - /*-------------------------------------------------------------------+ - | Set priority for all PLB3 devices to 0. - | Set PLB3 arbiter to fair mode. - +-------------------------------------------------------------------*/ + /* + * Set priority for all PLB3 devices to 0. + * Set PLB3 arbiter to fair mode. + */ mfsdr(sdr_amp1, addr); mtsdr(sdr_amp1, (addr & 0x000000FF) | 0x0000FF00); addr = mfdcr(plb3_acr); - /* mtdcr(plb3_acr, addr & ~plb1_acr_wrp_mask); */ /* ngngng */ mtdcr(plb3_acr, addr | 0x80000000); /* Sequoia */ - /*-------------------------------------------------------------------+ - | Set priority for all PLB4 devices to 0. - +-------------------------------------------------------------------*/ + /* + * Set priority for all PLB4 devices to 0. + */ mfsdr(sdr_amp0, addr); mtsdr(sdr_amp0, (addr & 0x000000FF) | 0x0000FF00); addr = mfdcr(plb4_acr) | 0xa0000000; /* Was 0x8---- */ - /* mtdcr(plb4_acr, addr & ~plb1_acr_wrp_mask); */ /* ngngng */ mtdcr(plb4_acr, addr); /* Sequoia */ - /*-------------------------------------------------------------------+ - | Set Nebula PLB4 arbiter to fair mode. - +-------------------------------------------------------------------*/ - /* Segment0 */ - addr = (mfdcr(plb0_acr) & ~plb0_acr_ppm_mask) | plb0_acr_ppm_fair; - addr = (addr & ~plb0_acr_hbu_mask) | plb0_acr_hbu_enabled; - addr = (addr & ~plb0_acr_rdp_mask) | plb0_acr_rdp_4deep; - /* addr = (addr & ~plb0_acr_wrp_mask); */ /* ngngng */ - addr = (addr & ~plb0_acr_wrp_mask) | plb0_acr_wrp_2deep; /* Sequoia */ - - /* mtdcr(plb0_acr, addr); */ /* Sequoia */ + /* + * As of errata version 0.4, CHIP_8: Incorrect Write to DDR SDRAM. + * Workaround: Disable write pipelining to DDR SDRAM by setting + * PLB0_ACR[WRP] = 0. + */ mtdcr(plb0_acr, 0); /* PATCH HAB: WRITE PIPELINING OFF */ /* Segment1 */ - addr = (mfdcr(plb1_acr) & ~plb1_acr_ppm_mask) | plb1_acr_ppm_fair; - addr = (addr & ~plb1_acr_hbu_mask) | plb1_acr_hbu_enabled; - addr = (addr & ~plb1_acr_rdp_mask) | plb1_acr_rdp_4deep; - addr = (addr & ~plb1_acr_wrp_mask) ; - /* mtdcr(plb1_acr, addr); */ /* Sequoia */ mtdcr(plb1_acr, 0); /* PATCH HAB: WRITE PIPELINING OFF */ - return 1; + return board_with_pci(); } -/************************************************************************* +/* * pci_target_init * * The bootstrap configuration provides default settings for the pci * inbound map (PIM). But the bootstrap config choices are limited and * may not be sufficient for a given board. * - ************************************************************************/ + */ void pci_target_init(struct pci_controller *hose) { - /*-------------------------------------------------------------+ + if (!board_with_pci()) { return; } + /* * Set up Direct MMIO registers - *-------------------------------------------------------------*/ - /*-------------------------------------------------------------+ - | PowerPC440EPX PCI Master configuration. - | Map one 1Gig range of PLB/processor addresses to PCI memory space. - | PLB address 0xA0000000-0xDFFFFFFF ==> PCI address - | 0xA0000000-0xDFFFFFFF - | Use byte reversed out routines to handle endianess. - | Make this region non-prefetchable. - +-------------------------------------------------------------*/ + * + * PowerPC440EPX PCI Master configuration. + * Map one 1Gig range of PLB/processor addresses to PCI memory space. + * PLB address 0xA0000000-0xDFFFFFFF ==> PCI address + * 0xA0000000-0xDFFFFFFF + * Use byte reversed out routines to handle endianess. + * Make this region non-prefetchable. + */ /* PMM0 Mask/Attribute - disabled b4 setting */ out32r(PCIX0_PMM0MA, 0x00000000); out32r(PCIX0_PMM0LA, CFG_PCI_MEMBASE); /* PMM0 Local Address */ @@ -492,9 +422,9 @@ void pci_target_init(struct pci_controller *hose) out32r(PCIX0_PTM2MS, 0); /* Memory Size/Attribute */ out32r(PCIX0_PTM2LA, 0); /* Local Addr. Reg */ - /*------------------------------------------------------------------+ + /* * Set up Configuration registers - *------------------------------------------------------------------*/ + */ /* Program the board's subsystem id/vendor id */ pci_write_config_word(0, PCI_SUBSYSTEM_VENDOR_ID, @@ -513,26 +443,27 @@ void pci_target_init(struct pci_controller *hose) pci_write_config_dword(0, PCI_BRDGOPT2, 0x00000101); } -/************************************************************************* +/* * pci_master_init * - ************************************************************************/ + */ void pci_master_init(struct pci_controller *hose) { unsigned short temp_short; + if (!board_with_pci()) { return; } - /*---------------------------------------------------------------+ - | Write the PowerPC440 EP PCI Configuration regs. - | Enable PowerPC440 EP to be a master on the PCI bus (PMM). - | Enable PowerPC440 EP to act as a PCI memory target (PTM). - +--------------------------------------------------------------*/ + /*--------------------------------------------------------------- + * Write the PowerPC440 EP PCI Configuration regs. + * Enable PowerPC440 EP to be a master on the PCI bus (PMM). + * Enable PowerPC440 EP to act as a PCI memory target (PTM). + *--------------------------------------------------------------*/ pci_read_config_word(0, PCI_COMMAND, &temp_short); pci_write_config_word(0, PCI_COMMAND, temp_short | PCI_COMMAND_MASTER | PCI_COMMAND_MEMORY); } -/************************************************************************* +/* * is_pci_host * * This routine is called to determine if a pci scan should be @@ -545,10 +476,28 @@ void pci_master_init(struct pci_controller *hose) * * Return 0 for adapter mode, non-zero for host (monarch) mode. * - * - ************************************************************************/ + */ int is_pci_host(struct pci_controller *hose) { return 1; } #endif /* defined(CONFIG_PCI) */ + +#if defined(CONFIG_POST) +/* + * Returns 1 if keys pressed to start the power-on long-running tests + * Called from board_init_f(). + */ +int post_hotkeys_pressed(void) +{ + return 0; /* No hotkeys supported */ +} +#endif /* CONFIG_POST */ + +#if defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP) +void ft_board_setup(void *blob, bd_t *bd) +{ + ft_cpu_setup(blob, bd); + +} +#endif /* defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP) */ diff --git a/board/netstal/hcu5/init.S b/board/netstal/hcu5/init.S index 5ab6cd2..188272e 100644 --- a/board/netstal/hcu5/init.S +++ b/board/netstal/hcu5/init.S @@ -39,41 +39,68 @@ tlbtab: tlbtab_start - /* vxWorks needs this entry for the Machine Check interrupt, */ - /* tlbentry( 0x40000000, SZ_256M, 0, 1, AC_R|AC_W|AC_X|SA_G|SA_I ) */ + /* TLB#0: vxWorks needs this entry for the Machine Check interrupt, */ + tlbentry( 0x40000000, SZ_256M, 0, 0, AC_R|AC_W|AC_X|SA_G|SA_I ) + /* TLB#1: TLB-entry for DDR SDRAM (Up to 2GB) */ + tlbentry( CFG_SDRAM_BASE, SZ_256M, CFG_SDRAM_BASE, 0, + AC_R|AC_W|AC_X|SA_G|SA_I ) + + /* TLB#2: TLB-entry for EBC */ + tlbentry( 0x80000000, SZ_256M, 0x80000000, 1, AC_R|AC_W|AC_X|SA_G|SA_I) /* - * BOOT_CS (FLASH) must be second. Before relocation SA_I can be off to use the - * speed up boot process. It is patched after relocation to enable SA_I + * TLB#3: BOOT_CS (FLASH) must be forth. Before relocation SA_I can be + * off to use the speed up boot process. It is patched after relocation + * to enable SA_I */ - tlbentry( CFG_BOOT_BASE_ADDR, SZ_1M, CFG_BOOT_BASE_ADDR, 1, AC_R|AC_W|AC_X|SA_G ) + tlbentry( CFG_BOOT_BASE_ADDR, SZ_1M, CFG_BOOT_BASE_ADDR, 1, + AC_R|AC_W|AC_X|SA_G) - /* TLB-entry for PCI Memory */ - tlbentry( CFG_PCI_MEMBASE, SZ_256M, CFG_PCI_MEMBASE, 1, AC_R|AC_W|SA_G|SA_I ) - tlbentry( CFG_PCI_MEMBASE1, SZ_256M, CFG_PCI_MEMBASE1, 1, AC_R|AC_W|SA_G|SA_I ) - tlbentry( CFG_PCI_MEMBASE2, SZ_256M, CFG_PCI_MEMBASE2, 1, AC_R|AC_W|SA_G|SA_I ) - tlbentry( CFG_PCI_MEMBASE3, SZ_256M, CFG_PCI_MEMBASE3, 1, AC_R|AC_W|SA_G|SA_I ) + /* + * TLB entries for SDRAM are not needed on this platform. + * They are dynamically generated in the SPD DDR(2) detection + * routine. + */ - /* TLB-entry for EBC (CFG_CPLD) */ - /* tlbentry( CFG_CPLD, SZ_1K, CFG_CPLD, 1, AC_R|AC_W|AC_X|SA_G|SA_I ) */ - /* CAN */ - tlbentry( CFG_CS_1, SZ_16M, CFG_CS_1, 1, AC_R|AC_W|AC_X|SA_G|SA_I ) - /* IMC + CPLD */ - tlbentry( CFG_CS_2, SZ_16M, CFG_CS_2, 1, AC_R|AC_W|AC_X|SA_G|SA_I ) - tlbentry( CFG_CS_2 + 0x1000000, SZ_16M, CFG_CS_2 + 0x1000000, 1, AC_R|AC_W|AC_X|SA_G|SA_I ) - /* IMC-Fast */ - tlbentry( CFG_CS_3, SZ_16M, CFG_CS_3, 1, AC_R|AC_W|AC_X|SA_G|SA_I ) - tlbentry( CFG_CS_3 + 0x1000000, SZ_16M, CFG_CS_3 + 0x1000000, 1, AC_R|AC_W|AC_X|SA_G|SA_I ) + /* TLB#4: */ + tlbentry( CFG_PCI_MEMBASE1, SZ_256M, CFG_PCI_MEMBASE1, 1, + AC_R|AC_W|SA_G|SA_I ) + /* TLB#5: */ + tlbentry( CFG_PCI_MEMBASE2, SZ_256M, CFG_PCI_MEMBASE2, 1, + AC_R|AC_W|SA_G|SA_I ) + /* TLB#6: */ + tlbentry( CFG_PCI_MEMBASE3, SZ_256M, CFG_PCI_MEMBASE3, 1, + AC_R|AC_W|SA_G|SA_I ) /* TLB-entry for Internal Registers & OCM */ - tlbentry( CFG_PCI_BASE, SZ_16M, 0xe0000000, 0, AC_R|AC_W|AC_X|SA_I ) + /* TLB#7: */ + tlbentry( 0xe0000000, SZ_16M, 0xe0000000, 0, + AC_R|AC_W|AC_X|SA_G|SA_I ) /*TLB-entry PCI registers*/ + /* TLB#8: */ tlbentry( 0xEEC00000, SZ_1K, 0xEEC00000, 1, AC_R|AC_W|AC_X|SA_G|SA_I ) /* TLB-entry for peripherals */ + /* TLB#9: */ tlbentry( 0xEF000000, SZ_16M, 0xEF000000, 1, AC_R|AC_W|AC_X|SA_G|SA_I) - /* TLB for SDRAM will be added by initdram (sdram.c) */ + /* CAN */ + /* TLB#10: */ + tlbentry( CFG_CS_1, SZ_1K, CFG_CS_1, 1, AC_R|AC_W|AC_X|SA_G|SA_I ) + + /* TLB#11: CPLD and IMC-Standard 32 MB */ + tlbentry( CFG_CS_2, SZ_16M, CFG_CS_2, 1, AC_R|AC_W|AC_X|SA_G|SA_I ) + + /* TLB#12: */ + tlbentry( CFG_CS_2 + 0x1000000, SZ_16M, CFG_CS_2 + 0x1000000, 1, + AC_R|AC_W|AC_X|SA_G|SA_I ) + + /* IMC-Fast 32 MB */ + /* TLB#13: */ + tlbentry( CFG_CS_3, SZ_16M, CFG_CS_3, 1, AC_R|AC_W|AC_X|SA_G|SA_I ) + /* TLB#14: */ + tlbentry( CFG_CS_3 + 0x1000000, SZ_16M, CFG_CS_3, 1, + AC_R|AC_W|AC_X|SA_G|SA_I ) tlbtab_end diff --git a/board/netstal/hcu5/sdram.c b/board/netstal/hcu5/sdram.c index cbb2839..5435de1 100644 --- a/board/netstal/hcu5/sdram.c +++ b/board/netstal/hcu5/sdram.c @@ -62,11 +62,13 @@ void dflush(void); #define DDR0_22_CTRL_RAW_ECC_ENABLE 0x03000000 /* ECC correcting on */ #define DDR0_03_CASLAT_DECODE(n) ((((unsigned long)(n))>>16)&0x7) -#ifdef CFG_ENABLE_SDRAM_CACHE -#define MY_TLB_WORD2_I_ENABLE 0 /* enable caching on DDR2 */ -#else -#define MY_TLB_WORD2_I_ENABLE TLB_WORD2_I_ENABLE /* disable caching on DDR2 */ -#endif +#define ECC_RAM 0x03267F0B +#define NO_ECC_RAM 0x00267F0B + +#define HCU_HW_SDRAM_CONFIG_MASK 0x7 + +#define MY_TLB_WORD2_I_ENABLE TLB_WORD2_I_ENABLE + /* disable caching on DDR2 */ void program_tlb(u32 phys_addr, u32 virt_addr, u32 size, u32 tlb_word2_i_value); @@ -74,6 +76,7 @@ void board_add_ram_info(int use_default) { PPC4xx_SYS_INFO board_cfg; u32 val; + mfsdram(DDR0_22, val); val &= DDR0_22_CTRL_RAW_MASK; switch (val) { @@ -157,38 +160,35 @@ static void blank_string(int size) /*---------------------------------------------------------------------------+ * program_ecc. *---------------------------------------------------------------------------*/ -static void program_ecc(unsigned long start_address, unsigned long num_bytes, - unsigned long tlb_word2_i_value) +static void program_ecc(unsigned long start_address, unsigned long num_bytes) { - unsigned long current_address= start_address; - int loopi = 0; u32 val; - char str[] = "ECC generation -"; - char slash[] = "\\|/-\\|/-"; +#if defined(CONFIG_PRAM) + u32 *magic; + + /* Check whether vxWorks is using EDR logging, if yes zero */ + /* also PostMortem and user reserved memory */ + magic = (u32 *)in_be32((u32 *)(start_address + num_bytes - + (CONFIG_PRAM*1024) + sizeof(u32))); + + debug("\n%s: CONFIG_PRAM %d kB magic 0x%x 0x%p -> 0x%x\n", __FUNCTION__, + CONFIG_PRAM, + start_address + num_bytes - (CONFIG_PRAM*1024) + sizeof(u32), + magic, in_be32(magic)); + if (in_be32(magic) == 0xbeefbabe) + num_bytes -= (CONFIG_PRAM*1024) - PM_RESERVED_MEM; +#endif sync(); eieio(); puts(str); - if (tlb_word2_i_value == TLB_WORD2_I_ENABLE) { - /* ECC bit set method for non-cached memory */ - /* This takes various seconds */ - for(current_address = 0; current_address < num_bytes; - current_address += sizeof(u32)) { - *(u32 *)current_address = 0; - if ((current_address % (2 << 20)) == 0) { - putc('\b'); - putc(slash[loopi++ % 8]); - } - } - } else { - /* ECC bit set method for cached memory */ - /* Fast method, no noticeable delay */ - dcbz_area(start_address, num_bytes); - dflush(); - } + /* ECC bit set method for cached memory */ + /* Fast method, no noticeable delay */ + dcbz_area(start_address, num_bytes); + dflush(); blank_string(strlen(str)); /* Clear error status */ @@ -196,7 +196,7 @@ static void program_ecc(unsigned long start_address, unsigned long num_bytes, mtsdram(DDR0_00, val | DDR0_00_INT_ACK_ALL); /* - * Clear possible errors + * Clear possible ECC errors * If not done, then we could get an interrupt later on when * exceptions are enabled. */ @@ -209,9 +209,9 @@ static void program_ecc(unsigned long start_address, unsigned long num_bytes, return; } - #endif + /*********************************************************************** * * initdram -- 440EPx's DDR controller is a DENALI Core @@ -219,9 +219,6 @@ static void program_ecc(unsigned long start_address, unsigned long num_bytes, ************************************************************************/ long int initdram (int board_type) { -#define HCU_HW_SDRAM_CONFIG_MASK 0x7 -#define INVALID_HW_CONFIG "Invalid HW-Config" - u16 *hwVersReg = (u16 *) HCU_HW_VERSION_REGISTER; unsigned int dram_size = 0; mtsdram(DDR0_02, 0x00000000); @@ -232,24 +229,23 @@ long int initdram (int board_type) mtsdram(DDR0_03, 0x02030602); mtsdram(DDR0_04, 0x0A020200); mtsdram(DDR0_05, 0x02020307); - switch (*hwVersReg & HCU_HW_SDRAM_CONFIG_MASK) { - case 0: - dram_size = 128 * 1024 * 1024 ; - mtsdram(DDR0_06, 0x0102C80D); /* 128MB RAM */ - mtsdram(DDR0_11, 0x000FC800); /* 128MB RAM */ - mtsdram(DDR0_43, 0x030A0300); /* 128MB RAM */ - break; + switch (in_be16((u16 *)HCU_HW_VERSION_REGISTER) & HCU_HW_SDRAM_CONFIG_MASK) { case 1: dram_size = 256 * 1024 * 1024 ; mtsdram(DDR0_06, 0x0102C812); /* 256MB RAM */ mtsdram(DDR0_11, 0x0014C800); /* 256MB RAM */ mtsdram(DDR0_43, 0x030A0200); /* 256MB RAM */ break; + case 0: default: - sdram_panic(INVALID_HW_CONFIG); + dram_size = 128 * 1024 * 1024 ; + mtsdram(DDR0_06, 0x0102C80D); /* 128MB RAM */ + mtsdram(DDR0_11, 0x000FC800); /* 128MB RAM */ + mtsdram(DDR0_43, 0x030A0300); /* 128MB RAM */ break; } mtsdram(DDR0_07, 0x00090100); + /* * TCPD=200 cycles of clock input is required to lock the DLL. * CKE must be HIGH the entire time.mtsdram(DDR0_08, 0x02C80001); @@ -264,8 +260,6 @@ long int initdram (int board_type) mtsdram(DDR0_19, 0x1D1D1D1D); mtsdram(DDR0_20, 0x0B0B0B0B); mtsdram(DDR0_21, 0x0B0B0B0B); - #define ECC_RAM 0x03267F0B - #define NO_ECC_RAM 0x00267F0B #ifdef CONFIG_DDR_ECC mtsdram(DDR0_22, ECC_RAM); #else @@ -288,7 +282,7 @@ long int initdram (int board_type) * Program tlb entries for this size (dynamic) */ remove_tlb(CFG_SDRAM_BASE, 256 << 20); - program_tlb(0, 0, dram_size, MY_TLB_WORD2_I_ENABLE); + program_tlb(0, 0, dram_size, TLB_WORD2_W_ENABLE | TLB_WORD2_I_ENABLE); /* * Setup 2nd TLB with same physical address but different virtual @@ -296,13 +290,11 @@ long int initdram (int board_type) */ program_tlb(0, CFG_DDR_CACHED_ADDR, dram_size, 0); - /* Diminish RAM to initialize */ - dram_size = dram_size - 32 ; #ifdef CONFIG_DDR_ECC /* * If ECC is enabled, initialize the parity bits. */ - program_ecc(CFG_DDR_CACHED_ADDR, dram_size, 0); + program_ecc(CFG_DDR_CACHED_ADDR, dram_size); #endif return (dram_size); diff --git a/board/netstal/hcu5/u-boot.lds b/board/netstal/hcu5/u-boot.lds index c517f7b..2c48316 100644 --- a/board/netstal/hcu5/u-boot.lds +++ b/board/netstal/hcu5/u-boot.lds @@ -137,7 +137,7 @@ SECTIONS *(COMMON) } - ppcenv_assert = ASSERT(. < 0xFFFF8000, ".bss section too big, overlaps .ppcenv section. Please update your confguration: CFG_MONITOR_BASE, CFG_MONITOR_LEN and TEXT_BASE may need to be modified."); + ppcenv_assert = ASSERT(. < 0xFFFFB000, ".bss section too big, overlaps .ppcenv section. Please update your confguration: CFG_MONITOR_BASE, CFG_MONITOR_LEN and TEXT_BASE may need to be modified."); _end = . ; PROVIDE (end = .); |