diff options
Diffstat (limited to 'board')
| -rw-r--r-- | board/amcc/bamboo/Makefile | 48 | ||||
| -rw-r--r-- | board/amcc/bamboo/bamboo.c | 439 | ||||
| -rw-r--r-- | board/amcc/bamboo/config.mk | 44 | ||||
| -rw-r--r-- | board/amcc/bamboo/init.S | 107 | ||||
| -rw-r--r-- | board/amcc/bamboo/u-boot.lds | 155 | ||||
| -rw-r--r-- | board/amcc/bubinga/Makefile (renamed from board/bubinga405ep/Makefile) | 1 | ||||
| -rw-r--r-- | board/amcc/bubinga/bubinga.c | 84 | ||||
| -rw-r--r-- | board/amcc/bubinga/config.mk (renamed from board/walnut405/config.mk) | 7 | ||||
| -rw-r--r-- | board/amcc/bubinga/flash.c | 204 | ||||
| -rw-r--r-- | board/amcc/bubinga/u-boot.lds (renamed from board/bubinga405ep/u-boot.lds) | 1 | ||||
| -rw-r--r-- | board/amcc/common/flash.c (renamed from board/ocotea/flash.c) | 324 | ||||
| -rw-r--r-- | board/amcc/ebony/Makefile (renamed from board/ebony/Makefile) | 0 | ||||
| -rw-r--r-- | board/amcc/ebony/config.mk (renamed from board/ebony/config.mk) | 2 | ||||
| -rw-r--r-- | board/amcc/ebony/ebony.c (renamed from board/ebony/ebony.c) | 189 | ||||
| -rw-r--r-- | board/amcc/ebony/flash.c | 140 | ||||
| -rw-r--r-- | board/amcc/ebony/init.S (renamed from board/ebony/init.S) | 0 | ||||
| -rw-r--r-- | board/amcc/ebony/u-boot.lds (renamed from board/ebony/u-boot.lds) | 2 | ||||
| -rw-r--r-- | board/amcc/ocotea/Makefile (renamed from board/ocotea/Makefile) | 0 | ||||
| -rw-r--r-- | board/amcc/ocotea/config.mk (renamed from board/ocotea/config.mk) | 0 | ||||
| -rw-r--r-- | board/amcc/ocotea/flash.c | 150 | ||||
| -rw-r--r-- | board/amcc/ocotea/init.S (renamed from board/ocotea/init.S) | 0 | ||||
| -rw-r--r-- | board/amcc/ocotea/ocotea.c (renamed from board/ocotea/ocotea.c) | 12 | ||||
| -rw-r--r-- | board/amcc/ocotea/ocotea.h (renamed from board/ocotea/ocotea.h) | 0 | ||||
| -rw-r--r-- | board/amcc/ocotea/u-boot.lds (renamed from board/ocotea/u-boot.lds) | 2 | ||||
| -rw-r--r-- | board/amcc/walnut/Makefile (renamed from board/walnut405/Makefile) | 1 | ||||
| -rw-r--r-- | board/amcc/walnut/config.mk (renamed from board/bubinga405ep/config.mk) | 7 | ||||
| -rw-r--r-- | board/amcc/walnut/flash.c | 199 | ||||
| -rw-r--r-- | board/amcc/walnut/u-boot.lds (renamed from board/walnut405/u-boot.lds) | 1 | ||||
| -rw-r--r-- | board/amcc/walnut/walnut.c | 111 | ||||
| -rw-r--r-- | board/bubinga405ep/bubinga405ep.c | 117 | ||||
| -rw-r--r-- | board/bubinga405ep/bubinga405ep.h | 44 | ||||
| -rw-r--r-- | board/bubinga405ep/flash.c | 737 | ||||
| -rw-r--r-- | board/bubinga405ep/init.S | 55 | ||||
| -rw-r--r-- | board/bubinga405ep/u-boot.lds.debug | 146 | ||||
| -rw-r--r-- | board/ebony/ebony.h | 44 | ||||
| -rw-r--r-- | board/ebony/flash.c | 743 | ||||
| -rw-r--r-- | board/ebony/u-boot.lds.debug | 135 | ||||
| -rw-r--r-- | board/ocotea/u-boot.lds.debug | 144 | ||||
| -rw-r--r-- | board/walnut405/flash.c | 729 | ||||
| -rw-r--r-- | board/walnut405/init.S | 99 | ||||
| -rw-r--r-- | board/walnut405/u-boot.lds.debug | 135 | ||||
| -rw-r--r-- | board/walnut405/walnut405.c | 133 | ||||
| -rw-r--r-- | board/walnut405/walnut405.h | 44 |
43 files changed, 1919 insertions, 3616 deletions
diff --git a/board/amcc/bamboo/Makefile b/board/amcc/bamboo/Makefile new file mode 100644 index 0000000..0b97906 --- /dev/null +++ b/board/amcc/bamboo/Makefile @@ -0,0 +1,48 @@ +# +# (C) Copyright 2002 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# See file CREDITS for list of people who contributed to this +# project. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; either version 2 of +# the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# + +include $(TOPDIR)/config.mk + +LIB = lib$(BOARD).a + +OBJS = $(BOARD).o +#OBJS += flash.o +SOBJS = init.o + +$(LIB): $(OBJS) $(SOBJS) + $(AR) crv $@ $(OBJS) + +clean: + rm -f $(SOBJS) $(OBJS) + +distclean: clean + rm -f $(LIB) core *.bak .depend + +######################################################################### + +.depend: Makefile $(SOBJS:.o=.S) $(OBJS:.o=.c) + $(CC) -M $(CFLAGS) $(SOBJS:.o=.S) $(OBJS:.o=.c) > $@ + +sinclude .depend + +######################################################################### diff --git a/board/amcc/bamboo/bamboo.c b/board/amcc/bamboo/bamboo.c new file mode 100644 index 0000000..7b2d3f4 --- /dev/null +++ b/board/amcc/bamboo/bamboo.c @@ -0,0 +1,439 @@ +/* + * (C) Copyright 2005 + * Stefan Roese, DENX Software Engineering, sr@denx.de. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <common.h> +#include <asm/processor.h> +#include <spd_sdram.h> + +int board_early_init_f(void) +{ + register uint reg; + + /*-------------------------------------------------------------------- + * Setup the external bus controller/chip selects + *-------------------------------------------------------------------*/ + mtdcr(ebccfga, xbcfg); + reg = mfdcr(ebccfgd); + mtdcr(ebccfgd, reg | 0x04000000); /* Set ATC */ + +#if 0 /* test-only */ + mtebc(pb0ap, 0x03017300); /* FLASH/SRAM */ + mtebc(pb0cr, 0xfe0ba000); /* BAS=0xfe0 32MB r/w 16-bit */ + + mtebc(pb1ap, 0x00000000); + mtebc(pb1cr, 0x00000000); + + mtebc(pb2ap, 0x04814500); + /*CPLD*/ mtebc(pb2cr, 0x80018000); /*BAS=0x800 1MB r/w 8-bit */ +#else + mtebc(pb0ap, 0x04055200); /* FLASH/SRAM */ + mtebc(pb0cr, 0xfff18000); /* BAS=0xfe0 1MB r/w 8-bit */ +#endif + + mtebc(pb3ap, 0x00000000); + mtebc(pb3cr, 0x00000000); + + mtebc(pb4ap, 0x00000000); + mtebc(pb4cr, 0x00000000); + + mtebc(pb5ap, 0x00000000); + mtebc(pb5cr, 0x00000000); + + /*-------------------------------------------------------------------- + * Setup the interrupt controller polarities, triggers, etc. + *-------------------------------------------------------------------*/ + mtdcr(uic0sr, 0xffffffff); /* clear all */ + mtdcr(uic0er, 0x00000000); /* disable all */ + mtdcr(uic0cr, 0x00000009); /* ATI & UIC1 crit are critical */ + mtdcr(uic0pr, 0xfffffe13); /* per ref-board manual */ + mtdcr(uic0tr, 0x01c00008); /* per ref-board manual */ + mtdcr(uic0vr, 0x00000001); /* int31 highest, base=0x000 */ + mtdcr(uic0sr, 0xffffffff); /* clear all */ + + mtdcr(uic1sr, 0xffffffff); /* clear all */ + mtdcr(uic1er, 0x00000000); /* disable all */ + mtdcr(uic1cr, 0x00000000); /* all non-critical */ + mtdcr(uic1pr, 0xffffe0ff); /* per ref-board manual */ + mtdcr(uic1tr, 0x00ffc000); /* per ref-board manual */ + mtdcr(uic1vr, 0x00000001); /* int31 highest, base=0x000 */ + mtdcr(uic1sr, 0xffffffff); /* clear all */ + + /*-------------------------------------------------------------------- + * Setup the GPIO pins + *-------------------------------------------------------------------*/ + /*CPLD cs */ + /*setup Address lines for flash sizes larger than 16Meg. */ + out32(GPIO0_OSRL, in32(GPIO0_OSRL) | 0x40010000); + out32(GPIO0_TSRL, in32(GPIO0_TSRL) | 0x40010000); + out32(GPIO0_ISR1L, in32(GPIO0_ISR1L) | 0x40000000); + + /*setup emac */ + out32(GPIO0_TCR, in32(GPIO0_TCR) | 0xC080); + out32(GPIO0_TSRL, in32(GPIO0_TSRL) | 0x40); + out32(GPIO0_ISR1L, in32(GPIO0_ISR1L) | 0x55); + out32(GPIO0_OSRH, in32(GPIO0_OSRH) | 0x50004000); + out32(GPIO0_ISR1H, in32(GPIO0_ISR1H) | 0x00440000); + + /*UART1 */ + out32(GPIO1_TCR, in32(GPIO1_TCR) | 0x02000000); + out32(GPIO1_OSRL, in32(GPIO1_OSRL) | 0x00080000); + out32(GPIO1_ISR2L, in32(GPIO1_ISR2L) | 0x00010000); + + /*setup USB 2.0 */ + out32(GPIO1_TCR, in32(GPIO1_TCR) | 0xc0000000); + out32(GPIO1_OSRL, in32(GPIO1_OSRL) | 0x50000000); + out32(GPIO0_TCR, in32(GPIO0_TCR) | 0xf); + out32(GPIO0_OSRH, in32(GPIO0_OSRH) | 0xaa); + out32(GPIO0_ISR2H, in32(GPIO0_ISR2H) | 0x00000500); + + /*-------------------------------------------------------------------- + * Setup other serial configuration + *-------------------------------------------------------------------*/ + mfsdr(sdr_pci0, reg); + mtsdr(sdr_pci0, 0x80000000 | reg); /* PCI arbiter enabled */ + mtsdr(sdr_pfc0, 0x00003e00); /* Pin function */ + mtsdr(sdr_pfc1, 0x00048000); /* Pin function: UART0 has 4 pins */ + +#if 0 /* test-only */ + /*clear tmrclk divisor */ + *(unsigned char *)(CFG_BCSR_BASE | 0x04) = 0x00; + + /*enable ethernet */ + *(unsigned char *)(CFG_BCSR_BASE | 0x08) = 0xf0; + + /*enable usb 1.1 fs device and remove usb 2.0 reset */ + *(unsigned char *)(CFG_BCSR_BASE | 0x09) = 0x00; + + /*get rid of flash write protect */ + *(unsigned char *)(CFG_BCSR_BASE | 0x07) = 0x40; +#endif + + return 0; +} + +int checkboard(void) +{ + sys_info_t sysinfo; + unsigned char *s = getenv("serial#"); + + get_sys_info(&sysinfo); + + printf("Board: Bamboo - AMCC PPC440EP Evaluation Board"); + if (s != NULL) { + puts(", serial# "); + puts(s); + } + putc('\n'); + + printf("\tVCO: %lu MHz\n", sysinfo.freqVCOMhz / 1000000); + printf("\tCPU: %lu MHz\n", sysinfo.freqProcessor / 1000000); + printf("\tPLB: %lu MHz\n", sysinfo.freqPLB / 1000000); + printf("\tOPB: %lu MHz\n", sysinfo.freqOPB / 1000000); + printf("\tEPB: %lu MHz\n", sysinfo.freqEPB / 1000000); + return (0); +} + +/************************************************************************* + * sdram_init -- doesn't use serial presence detect. + * + * Assumes: 256 MB, ECC, non-registered + * PLB @ 133 MHz + * + ************************************************************************/ +void sdram_init(void) +{ + register uint reg; + + /*-------------------------------------------------------------------- + * Setup some default + *------------------------------------------------------------------*/ + mtsdram(mem_uabba, 0x00000000); /* ubba=0 (default) */ + mtsdram(mem_slio, 0x00000000); /* rdre=0 wrre=0 rarw=0 */ + mtsdram(mem_devopt, 0x00000000); /* dll=0 ds=0 (normal) */ + mtsdram(mem_clktr, 0x40000000); /* ?? */ + mtsdram(mem_wddctr, 0x40000000); /* ?? */ + + /*clear this first, if the DDR is enabled by a debugger + then you can not make changes. */ + mtsdram(mem_cfg0, 0x00000000); /* Disable EEC */ + + /*-------------------------------------------------------------------- + * Setup for board-specific specific mem + *------------------------------------------------------------------*/ + /* + * Following for CAS Latency = 2.5 @ 133 MHz PLB + */ + mtsdram(mem_b0cr, 0x000a4001); /* SDBA=0x000 128MB, Mode 3, enabled */ + mtsdram(mem_b1cr, 0x080a4001); /* SDBA=0x080 128MB, Mode 3, enabled */ + + mtsdram(mem_tr0, 0x410a4012); /* ?? */ + mtsdram(mem_tr1, 0x8080080b); /* ?? */ + mtsdram(mem_rtr, 0x04080000); /* ?? */ + mtsdram(mem_cfg1, 0x00000000); /* Self-refresh exit, disable PM */ + mtsdram(mem_cfg0, 0x34000000); /* Disable EEC */ + udelay(400); /* Delay 200 usecs (min) */ + + /*-------------------------------------------------------------------- + * Enable the controller, then wait for DCEN to complete + *------------------------------------------------------------------*/ + mtsdram(mem_cfg0, 0x84000000); /* Enable */ + + for (;;) { + mfsdram(mem_mcsts, reg); + if (reg & 0x80000000) + break; + } +} + +/************************************************************************* + * long int initdram + * + ************************************************************************/ +long int initdram(int board) +{ + sdram_init(); + return CFG_SDRAM_BANKS * (CFG_KBYTES_SDRAM * 1024); /* return bytes */ +} + +#if defined(CFG_DRAM_TEST) +int testdram(void) +{ + unsigned long *mem = (unsigned long *)0; + const unsigned long kend = (1024 / sizeof(unsigned long)); + unsigned long k, n; + + mtmsr(0); + + for (k = 0; k < CFG_KBYTES_SDRAM; + ++k, mem += (1024 / sizeof(unsigned long))) { + if ((k & 1023) == 0) { + printf("%3d MB\r", k / 1024); + } + + memset(mem, 0xaaaaaaaa, 1024); + for (n = 0; n < kend; ++n) { + if (mem[n] != 0xaaaaaaaa) { + printf("SDRAM test fails at: %08x\n", + (uint) & mem[n]); + return 1; + } + } + + memset(mem, 0x55555555, 1024); + for (n = 0; n < kend; ++n) { + if (mem[n] != 0x55555555) { + printf("SDRAM test fails at: %08x\n", + (uint) & mem[n]); + return 1; + } + } + } + printf("SDRAM test passes\n"); + return 0; +} +#endif + +/************************************************************************* + * pci_pre_init + * + * This routine is called just prior to registering the hose and gives + * the board the opportunity to check things. Returning a value of zero + * indicates that things are bad & PCI initialization should be aborted. + * + * Different boards may wish to customize the pci controller structure + * (add regions, override default access routines, etc) or perform + * certain pre-initialization actions. + * + ************************************************************************/ +#if defined(CONFIG_PCI) && defined(CFG_PCI_PRE_INIT) +int pci_pre_init(struct pci_controller *hose) +{ + unsigned long strap; + unsigned long addr; + + /*--------------------------------------------------------------------------+ + * Bamboo is always configured as the host & requires the + * PCI arbiter to be enabled. + *--------------------------------------------------------------------------*/ + mfsdr(sdr_sdstp1, strap); + if ((strap & SDR0_SDSTP1_PAE_MASK) == 0) { + printf("PCI: SDR0_STRP1[PAE] not set.\n"); + printf("PCI: Configuration aborted.\n"); + return 0; + } + + /*-------------------------------------------------------------------------+ + | 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 | 0x80000000); + + /*-------------------------------------------------------------------------+ + | 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); + + /*-------------------------------------------------------------------------+ + | 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) | plb0_acr_wrp_2deep; + mtdcr(plb0_acr, addr); + + /* 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) | plb1_acr_wrp_2deep; + mtdcr(plb1_acr, addr); + + return 1; +} +#endif /* defined(CONFIG_PCI) && defined(CFG_PCI_PRE_INIT) */ + +/************************************************************************* + * 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. + * + ************************************************************************/ +#if defined(CONFIG_PCI) && defined(CFG_PCI_TARGET_INIT) +void pci_target_init(struct pci_controller *hose) +{ + /*--------------------------------------------------------------------------+ + * Set up Direct MMIO registers + *--------------------------------------------------------------------------*/ + /*--------------------------------------------------------------------------+ + | PowerPC440 EP 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. + +--------------------------------------------------------------------------*/ + out32r(PCIX0_PMM0MA, 0x00000000); /* PMM0 Mask/Attribute - disabled b4 setting */ + out32r(PCIX0_PMM0LA, CFG_PCI_MEMBASE); /* PMM0 Local Address */ + out32r(PCIX0_PMM0PCILA, CFG_PCI_MEMBASE); /* PMM0 PCI Low Address */ + out32r(PCIX0_PMM0PCIHA, 0x00000000); /* PMM0 PCI High Address */ + out32r(PCIX0_PMM0MA, 0xE0000001); /* 512M + No prefetching, and enable region */ + + out32r(PCIX0_PMM1MA, 0x00000000); /* PMM0 Mask/Attribute - disabled b4 setting */ + out32r(PCIX0_PMM1LA, CFG_PCI_MEMBASE2); /* PMM0 Local Address */ + out32r(PCIX0_PMM1PCILA, CFG_PCI_MEMBASE2); /* PMM0 PCI Low Address */ + out32r(PCIX0_PMM1PCIHA, 0x00000000); /* PMM0 PCI High Address */ + out32r(PCIX0_PMM1MA, 0xE0000001); /* 512M + No prefetching, and enable region */ + + out32r(PCIX0_PTM1MS, 0x00000001); /* Memory Size/Attribute */ + out32r(PCIX0_PTM1LA, 0); /* Local Addr. Reg */ + 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, + CFG_PCI_SUBSYS_VENDORID); + pci_write_config_word(0, PCI_SUBSYSTEM_ID, CFG_PCI_SUBSYS_ID); + + /* Configure command register as bus master */ + pci_write_config_word(0, PCI_COMMAND, PCI_COMMAND_MASTER); + + /* 240nS PCI clock */ + pci_write_config_word(0, PCI_LATENCY_TIMER, 1); + + /* No error reporting */ + pci_write_config_word(0, PCI_ERREN, 0); + + pci_write_config_dword(0, PCI_BRDGOPT2, 0x00000101); + +} +#endif /* defined(CONFIG_PCI) && defined(CFG_PCI_TARGET_INIT) */ + +/************************************************************************* + * pci_master_init + * + ************************************************************************/ +#if defined(CONFIG_PCI) && defined(CFG_PCI_MASTER_INIT) +void pci_master_init(struct pci_controller *hose) +{ + unsigned short temp_short; + + /*--------------------------------------------------------------------------+ + | 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); +} +#endif /* defined(CONFIG_PCI) && defined(CFG_PCI_MASTER_INIT) */ + +/************************************************************************* + * is_pci_host + * + * This routine is called to determine if a pci scan should be + * performed. With various hardware environments (especially cPCI and + * PPMC) it's insufficient to depend on the state of the arbiter enable + * bit in the strap register, or generic host/adapter assumptions. + * + * Rather than hard-code a bad assumption in the general 440 code, the + * 440 pci code requires the board to decide at runtime. + * + * Return 0 for adapter mode, non-zero for host (monarch) mode. + * + * + ************************************************************************/ +#if defined(CONFIG_PCI) +int is_pci_host(struct pci_controller *hose) +{ + /* Bamboo is always configured as host. */ + return (1); +} +#endif /* defined(CONFIG_PCI) */ + +/************************************************************************* + * hw_watchdog_reset + * + * This routine is called to reset (keep alive) the watchdog timer + * + ************************************************************************/ +#if defined(CONFIG_HW_WATCHDOG) +void hw_watchdog_reset(void) +{ + +} +#endif diff --git a/board/amcc/bamboo/config.mk b/board/amcc/bamboo/config.mk new file mode 100644 index 0000000..4ab0ea0 --- /dev/null +++ b/board/amcc/bamboo/config.mk @@ -0,0 +1,44 @@ +# +# (C) Copyright 2002 +# Wolfgang Denk, DENX Software Engineering, wd@denx.de. +# +# See file CREDITS for list of people who contributed to this +# project. +# +# This program is free software; you can redistribute it and/or +# modify it under the terms of the GNU General Public License as +# published by the Free Software Foundation; either version 2 of +# the License, or (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 59 Temple Place, Suite 330, Boston, +# MA 02111-1307 USA +# + +# +# esd ADCIOP boards +# + +#TEXT_BASE = 0x00001000 + +ifeq ($(ramsym),1) +TEXT_BASE = 0xFBD00000 +else +TEXT_BASE = 0xFFF80000 +endif + +PLATFORM_CPPFLAGS += -DCONFIG_440=1 + +ifeq ($(debug),1) +PLATFORM_CPPFLAGS += -DDEBUG +endif + +ifeq ($(dbcr),1) +PLATFORM_CPPFLAGS += -DCFG_INIT_DBCR=0x8cff0000 +endif diff --git a/board/amcc/bamboo/init.S b/board/amcc/bamboo/init.S new file mode 100644 index 0000000..7ba43c7 --- /dev/null +++ b/board/amcc/bamboo/init.S @@ -0,0 +1,107 @@ +/* +* +* See file CREDITS for list of people who contributed to this +* project. +* +* This program is free software; you can redistribute it and/or +* modify it under the terms of the GNU General Public License as +* published by the Free Software Foundation; either version 2 of +* the License, or (at your option) any later version. +* +* This program is distributed in the hope that it will be useful, +* but WITHOUT ANY WARRANTY; without even the implied warranty of +* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +* GNU General Public License for more details. +* +* You should have received a copy of the GNU General Public License +* along with this program; if not, write to the Free Software +* Foundation, Inc., 59 Temple Place, Suite 330, Boston, +* MA 02111-1307 USA +*/ + +#include <ppc_asm.tmpl> +#include <config.h> + +/* General */ +#define TLB_VALID 0x00000200 + +/* Supported page sizes */ + +#define SZ_1K 0x00000000 +#define SZ_4K 0x00000010 +#define SZ_16K 0x00000020 +#define SZ_64K 0x00000030 +#define SZ_256K 0x00000040 +#define SZ_1M 0x00000050 +#define SZ_8M 0x00000060 +#define SZ_16M 0x00000070 +#define SZ_256M 0x00000090 + +/* Storage attributes */ +#define SA_W 0x00000800 /* Write-through */ +#define SA_I 0x00000400 /* Caching inhibited */ +#define SA_M 0x00000200 /* Memory coherence */ +#define SA_G 0x00000100 /* Guarded */ +#define SA_E 0x00000080 /* Endian */ + +/* Access control */ +#define AC_X 0x00000024 /* Execute */ +#define AC_W 0x00000012 /* Write */ +#define AC_R 0x00000009 /* Read */ + +/* Some handy macros */ + +#define EPN(e) ((e) & 0xfffffc00) +#define TLB0(epn,sz) ( (EPN((epn)) | (sz) | TLB_VALID ) ) +#define TLB1(rpn,erpn) ( ((rpn)&0xfffffc00) | (erpn) ) +#define TLB2(a) ( (a)&0x00000fbf ) + +#define tlbtab_start\ + mflr r1 ;\ + bl 0f ; + +#define tlbtab_end\ + .long 0, 0, 0 ; \ +0: mflr r0 ; \ + mtlr r1 ; \ + blr ; + +#define tlbentry(epn,sz,rpn,erpn,attr)\ + .long TLB0(epn,sz),TLB1(rpn,erpn),TLB2(attr) + + +/************************************************************************** + * TLB TABLE + * + * This table is used by the cpu boot code to setup the initial tlb + * entries. Rather than make broad assumptions in the cpu source tree, + * this table lets each board set things up however they like. + * + * Pointer to the table is returned in r1 + * + *************************************************************************/ + + .section .bootpg,"ax" + .globl tlbtab + +tlbtab: + tlbtab_start + /* + 0xf0000000 must be first, before relocation SA_I must be off to use the + dcache as stack. It is patched after relocation to enable SA_I + */ + tlbentry( 0xf0000000, SZ_256M, 0xf0000000, 0, AC_R|AC_W|AC_X|SA_G/*|SA_I*/) + tlbentry( CFG_SDRAM_BASE, SZ_256M, 0x00000000, 0, AC_R|AC_W|AC_X|SA_G|SA_I ) + tlbentry( CFG_PCI_BASE, SZ_256M, 0xE0000000, 0, AC_R|AC_W|SA_G|SA_I ) + tlbentry( CFG_NVRAM_BASE_ADDR, SZ_16K, 0x80000000, 0, AC_R|AC_W|AC_X|SA_W|SA_I ) + + /* PCI */ + tlbentry( CFG_PCI_MEMBASE, SZ_256M, CFG_PCI_MEMBASE, 0, AC_R|AC_W|SA_G|SA_I ) + tlbentry( CFG_PCI_MEMBASE1, SZ_256M, CFG_PCI_MEMBASE1, 0, AC_R|AC_W|SA_G|SA_I ) + tlbentry( CFG_PCI_MEMBASE2, SZ_256M, CFG_PCI_MEMBASE2, 0, AC_R|AC_W|SA_G|SA_I ) + tlbentry( CFG_PCI_MEMBASE3, SZ_256M, CFG_PCI_MEMBASE3, 0, AC_R|AC_W|SA_G|SA_I ) + + /* USB 2.0 Device */ + tlbentry( CFG_USB_DEVICE, SZ_1K, 0x50000000, 0, AC_R|AC_W|SA_G|SA_I ) + + tlbtab_end diff --git a/board/amcc/bamboo/u-boot.lds b/board/amcc/bamboo/u-boot.lds new file mode 100644 index 0000000..a4016d5 --- /dev/null +++ b/board/amcc/bamboo/u-boot.lds @@ -0,0 +1,155 @@ +/* + * (C) Copyright 2002 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +OUTPUT_ARCH(powerpc) +SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/lib); SEARCH_DIR(/usr/local/powerpc-any-elf/lib); +/* Do we need any of these for elf? + __DYNAMIC = 0; */ +SECTIONS +{ + .resetvec 0xFFFFFFFC : + { + *(.resetvec) + } = 0xffff + + .bootpg 0xFFFFF000 : + { + cpu/ppc4xx/start.o (.bootpg) + } = 0xffff + + /* Read-only sections, merged into text segment: */ + . = + SIZEOF_HEADERS; + .interp : { *(.interp) } + .hash : { *(.hash) } + .dynsym : { *(.dynsym) } + .dynstr : { *(.dynstr) } + .rel.text : { *(.rel.text) } + .rela.text : { *(.rela.text) } + .rel.data : { *(.rel.data) } + .rela.data : { *(.rela.data) } + .rel.rodata : { *(.rel.rodata) } + .rela.rodata : { *(.rela.rodata) } + .rel.got : { *(.rel.got) } + .rela.got : { *(.rela.got) } + .rel.ctors : { *(.rel.ctors) } + .rela.ctors : { *(.rela.ctors) } + .rel.dtors : { *(.rel.dtors) } + .rela.dtors : { *(.rela.dtors) } + .rel.bss : { *(.rel.bss) } + .rela.bss : { *(.rela.bss) } + .rel.plt : { *(.rel.plt) } + .rela.plt : { *(.rela.plt) } + .init : { *(.init) } + .plt : { *(.plt) } + .text : + { + /* WARNING - the following is hand-optimized to fit within */ + /* the sector layout of our flash chips! XXX FIXME XXX */ + + cpu/ppc4xx/start.o (.text) + board/amcc/bamboo/init.o (.text) + cpu/ppc4xx/kgdb.o (.text) + cpu/ppc4xx/traps.o (.text) + cpu/ppc4xx/interrupts.o (.text) + cpu/ppc4xx/serial.o (.text) + cpu/ppc4xx/cpu_init.o (.text) + cpu/ppc4xx/speed.o (.text) + cpu/ppc4xx/405gp_enet.o (.text) + common/dlmalloc.o (.text) + lib_generic/crc32.o (.text) + lib_ppc/extable.o (.text) + lib_generic/zlib.o (.text) + +/* . = env_offset;*/ +/* common/environment.o(.text)*/ + + *(.text) + *(.fixup) + *(.got1) + } + _etext = .; + PROVIDE (etext = .); + .rodata : + { + *(.rodata) + *(.rodata1) + *(.rodata.str1.4) + } + .fini : { *(.fini) } =0 + .ctors : { *(.ctors) } + .dtors : { *(.dtors) } + + /* Read-write section, merged into data segment: */ + . = (. + 0x00FF) & 0xFFFFFF00; + _erotext = .; + PROVIDE (erotext = .); + .reloc : + { + *(.got) + _GOT2_TABLE_ = .; + *(.got2) + _FIXUP_TABLE_ = .; + *(.fixup) + } + __got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >>2; + __fixup_entries = (. - _FIXUP_TABLE_)>>2; + + .data : + { + *(.data) + *(.data1) + *(.sdata) + *(.sdata2) + *(.dynamic) + CONSTRUCTORS + } + _edata = .; + PROVIDE (edata = .); + + __u_boot_cmd_start = .; + .u_boot_cmd : { *(.u_boot_cmd) } + __u_boot_cmd_end = .; + + + __start___ex_table = .; + __ex_table : { *(__ex_table) } + __stop___ex_table = .; + + . = ALIGN(256); + __init_begin = .; + .text.init : { *(.text.init) } + .data.init : { *(.data.init) } + . = ALIGN(256); + __init_end = .; + + __bss_start = .; + .bss : + { + *(.sbss) *(.scommon) + *(.dynbss) + *(.bss) + *(COMMON) + } + _end = . ; + PROVIDE (end = .); +} diff --git a/board/bubinga405ep/Makefile b/board/amcc/bubinga/Makefile index 97d6a1e..f5bda55 100644 --- a/board/bubinga405ep/Makefile +++ b/board/amcc/bubinga/Makefile @@ -26,7 +26,6 @@ include $(TOPDIR)/config.mk LIB = lib$(BOARD).a OBJS = $(BOARD).o flash.o -SOBJS = init.o $(LIB): $(OBJS) $(SOBJS) $(AR) crv $@ $(OBJS) diff --git a/board/amcc/bubinga/bubinga.c b/board/amcc/bubinga/bubinga.c new file mode 100644 index 0000000..b4e9349 --- /dev/null +++ b/board/amcc/bubinga/bubinga.c @@ -0,0 +1,84 @@ +/* + * (C) Copyright 2000-2005 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ +long int spd_sdram(void); + +#include <common.h> +#include <asm/processor.h> + +int board_early_init_f(void) +{ + mtdcr(uicsr, 0xFFFFFFFF); /* clear all ints */ + mtdcr(uicer, 0x00000000); /* disable all ints */ + mtdcr(uiccr, 0x00000010); + mtdcr(uicpr, 0xFFFF7FF0); /* set int polarities */ + mtdcr(uictr, 0x00000010); /* set int trigger levels */ + mtdcr(uicsr, 0xFFFFFFFF); /* clear all ints */ + + return 0; +} + +/* + * Check Board Identity: + */ +int checkboard(void) +{ + unsigned char *s = getenv("serial#"); + + puts("Board: Bubinga - AMCC PPC405EP Evaluation Board"); + + if (s != NULL) { + puts(", serial# "); + puts(s); + } + putc('\n'); + + return (0); +} + +/* + * sdram_init - Dummy implementation for start.S, spd_sdram used on this board! + */ +void sdram_init(void) +{ + return; +} + +/* ------------------------------------------------------------------------- + initdram(int board_type) reads EEPROM via I2c. EEPROM contains all of + the necessary info for SDRAM controller configuration + ------------------------------------------------------------------------- */ +long int initdram(int board_type) +{ + long int ret; + + ret = spd_sdram(); + return ret; +} + +int testdram(void) +{ + /* TODO: XXX XXX XXX */ + printf("test: xxx MB - ok\n"); + + return (0); +} diff --git a/board/walnut405/config.mk b/board/amcc/bubinga/config.mk index 8426bb3..1bdf5e4 100644 --- a/board/walnut405/config.mk +++ b/board/amcc/bubinga/config.mk @@ -21,9 +21,4 @@ # MA 02111-1307 USA # -# -# esd ADCIOP boards -# - -#TEXT_BASE = 0xFFFE0000 -TEXT_BASE = 0xFFF80000 +TEXT_BASE = 0xFFFC0000 diff --git a/board/amcc/bubinga/flash.c b/board/amcc/bubinga/flash.c new file mode 100644 index 0000000..e4832eb --- /dev/null +++ b/board/amcc/bubinga/flash.c @@ -0,0 +1,204 @@ +/* + * (C) Copyright 2000 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +/* + * Modified 4/5/2001 + * Wait for completion of each sector erase command issued + * 4/5/2001 + * Chris Hallinan - DS4.COM, Inc. - clh@net1plus.com + */ + +#include <common.h> +#include <ppc4xx.h> +#include <asm/processor.h> + +flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; /* info for FLASH chips */ + +#undef DEBUG +#ifdef DEBUG +#define DEBUGF(x...) printf(x) +#else +#define DEBUGF(x...) +#endif /* DEBUG */ + +/* + * include common flash code (for amcc boards) + */ +#include "../common/flash.c" + +/*----------------------------------------------------------------------- + * Functions + */ +static ulong flash_get_size(vu_long * addr, flash_info_t * info); +static void flash_get_offsets(ulong base, flash_info_t * info); + +unsigned long flash_init(void) +{ + unsigned long size_b0, size_b1; + int i; + uint pbcr; + unsigned long base_b0, base_b1; + + /* Init: no FLASHes known */ + for (i = 0; i < CFG_MAX_FLASH_BANKS; ++i) { + flash_info[i].flash_id = FLASH_UNKNOWN; + } + + /* Static FLASH Bank configuration here - FIXME XXX */ + + size_b0 = + flash_get_size((vu_long *) FLASH_BASE0_PRELIM, &flash_info[0]); + + if (flash_info[0].flash_id == FLASH_UNKNOWN) { + printf("## Unknown FLASH on Bank 0 - Size = 0x%08lx = %ld MB\n", + size_b0, size_b0 << 20); + } + + /* Only one bank */ + if (CFG_MAX_FLASH_BANKS == 1) { + /* Setup offsets */ + flash_get_offsets(FLASH_BASE0_PRELIM, &flash_info[0]); + + /* Monitor protection ON by default */ + (void)flash_protect(FLAG_PROTECT_SET, + CFG_MONITOR_BASE, + CFG_MONITOR_BASE + CFG_MONITOR_LEN - 1, + &flash_info[0]); +#ifdef CFG_ENV_IS_IN_FLASH + (void)flash_protect(FLAG_PROTECT_SET, CFG_ENV_ADDR, + CFG_ENV_ADDR + CFG_ENV_SECT_SIZE - 1, + &flash_info[0]); + (void)flash_protect(FLAG_PROTECT_SET, CFG_ENV_ADDR_REDUND, + CFG_ENV_ADDR_REDUND + CFG_ENV_SECT_SIZE - 1, + &flash_info[0]); +#endif + + size_b1 = 0; + flash_info[0].size = size_b0; + } + + /* 2 banks */ + else { + size_b1 = + flash_get_size((vu_long *) FLASH_BASE1_PRELIM, + &flash_info[1]); + + /* Re-do sizing to get full correct info */ + + if (size_b1) { + mtdcr(ebccfga, pb0cr); + pbcr = mfdcr(ebccfgd); + mtdcr(ebccfga, pb0cr); + base_b1 = -size_b1; + pbcr = (pbcr & 0x0001ffff) | base_b1 | + (((size_b1 / 1024 / 1024) - 1) << 17); + mtdcr(ebccfgd, pbcr); + /* printf("pb1cr = %x\n", pbcr); */ + } + + if (size_b0) { + mtdcr(ebccfga, pb1cr); + pbcr = mfdcr(ebccfgd); + mtdcr(ebccfga, pb1cr); + base_b0 = base_b1 - size_b0; + pbcr = (pbcr & 0x0001ffff) | base_b0 | + (((size_b0 / 1024 / 1024) - 1) << 17); + mtdcr(ebccfgd, pbcr); + /* printf("pb0cr = %x\n", pbcr); */ + } + + size_b0 = flash_get_size((vu_long *) base_b0, &flash_info[0]); + + flash_get_offsets(base_b0, &flash_info[0]); + + /* monitor protection ON by default */ + (void)flash_protect(FLAG_PROTECT_SET, + base_b0 + size_b0 - CFG_MONITOR_LEN, + base_b0 + size_b0 - 1, &flash_info[0]); + /* Also protect sector containing initial power-up instruction */ + /* (flash_protect() checks address range - other call ignored) */ + (void)flash_protect(FLAG_PROTECT_SET, + 0xFFFFFFFC, 0xFFFFFFFF, &flash_info[0]); + (void)flash_protect(FLAG_PROTECT_SET, + 0xFFFFFFFC, 0xFFFFFFFF, &flash_info[1]); + + if (size_b1) { + /* Re-do sizing to get full correct info */ + size_b1 = + flash_get_size((vu_long *) base_b1, &flash_info[1]); + + flash_get_offsets(base_b1, &flash_info[1]); + + /* monitor protection ON by default */ + (void)flash_protect(FLAG_PROTECT_SET, + base_b1 + size_b1 - CFG_MONITOR_LEN, + base_b1 + size_b1 - 1, + &flash_info[1]); + /* monitor protection OFF by default (one is enough) */ + (void)flash_protect(FLAG_PROTECT_CLEAR, + base_b0 + size_b0 - CFG_MONITOR_LEN, + base_b0 + size_b0 - 1, + &flash_info[0]); + } else { + flash_info[1].flash_id = FLASH_UNKNOWN; + flash_info[1].sector_count = -1; + } + + flash_info[0].size = size_b0; + flash_info[1].size = size_b1; + } /* else 2 banks */ + return (size_b0 + size_b1); +} + +static void flash_get_offsets(ulong base, flash_info_t * info) +{ + int i; + + /* set up sector start address table */ + if (((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST) || + (info->flash_id == FLASH_AM040)) { + for (i = 0; i < info->sector_count; i++) + info->start[i] = base + (i * 0x00010000); + } else { + if (info->flash_id & FLASH_BTYPE) { + /* set sector offsets for bottom boot block type */ + info->start[0] = base + 0x00000000; + info->start[1] = base + 0x00004000; + info->start[2] = base + 0x00006000; + info->start[3] = base + 0x00008000; + for (i = 4; i < info->sector_count; i++) { + info->start[i] = + base + (i * 0x00010000) - 0x00030000; + } + } else { + /* set sector offsets for top boot block type */ + i = info->sector_count - 1; + info->start[i--] = base + info->size - 0x00004000; + info->start[i--] = base + info->size - 0x00006000; + info->start[i--] = base + info->size - 0x00008000; + for (; i >= 0; i--) { + info->start[i] = base + i * 0x00010000; + } + } + } +} diff --git a/board/bubinga405ep/u-boot.lds b/board/amcc/bubinga/u-boot.lds index 3894614..b8f08ea 100644 --- a/board/bubinga405ep/u-boot.lds +++ b/board/amcc/bubinga/u-boot.lds @@ -62,7 +62,6 @@ SECTIONS /* the sector layout of our flash chips! XXX FIXME XXX */ cpu/ppc4xx/start.o (.text) - board/bubinga405ep/init.o (.text) cpu/ppc4xx/kgdb.o (.text) cpu/ppc4xx/traps.o (.text) cpu/ppc4xx/interrupts.o (.text) diff --git a/board/ocotea/flash.c b/board/amcc/common/flash.c index bc0d2c9..7311c4e 100644 --- a/board/ocotea/flash.c +++ b/board/amcc/common/flash.c @@ -35,115 +35,13 @@ #include <ppc4xx.h> #include <asm/processor.h> -#undef DEBUG - -#ifdef DEBUG -#define DEBUGF(x...) printf(x) -#else -#define DEBUGF(x...) -#endif /* DEBUG */ - -#define BOOT_SMALL_FLASH 0x40 /* 01000000 */ -#define FLASH_ONBD_N 2 /* 00000010 */ -#define FLASH_SRAM_SEL 1 /* 00000001 */ -#define FLASH_ONBD_N 2 /* 00000010 */ -#define FLASH_SRAM_SEL 1 /* 00000001 */ - -#define BOOT_SMALL_FLASH_VAL 4 -#define FLASH_ONBD_N_VAL 2 -#define FLASH_SRAM_SEL_VAL 1 - - flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; /* info for FLASH chips */ -static unsigned long flash_addr_table[8][CFG_MAX_FLASH_BANKS] = { - {0xFF800000, 0xFF880000, 0xFFC00000}, /* 0:000: configuraton 4 */ - {0xFF900000, 0xFF980000, 0xFFC00000}, /* 1:001: configuraton 3 */ - {0x00000000, 0x00000000, 0x00000000}, /* 2:010: configuraton 8 */ - {0x00000000, 0x00000000, 0x00000000}, /* 3:011: configuraton 7 */ - {0xFFE00000, 0xFFF00000, 0xFF800000}, /* 4:100: configuraton 2 */ - {0xFFF00000, 0xFFF80000, 0xFF800000}, /* 5:101: configuraton 1 */ - {0x00000000, 0x00000000, 0x00000000}, /* 6:110: configuraton 6 */ - {0x00000000, 0x00000000, 0x00000000} /* 7:111: configuraton 5 */ -}; - /*----------------------------------------------------------------------- * Functions */ -static ulong flash_get_size(vu_long * addr, flash_info_t * info); static int write_word(flash_info_t * info, ulong dest, ulong data); - -#ifdef CONFIG_OCOTEA -#define ADDR0 0x5555 -#define ADDR1 0x2aaa -#define FLASH_WORD_SIZE unsigned char -#endif - -/*----------------------------------------------------------------------- - */ - -unsigned long flash_init(void) -{ - unsigned long total_b = 0; - unsigned long size_b[CFG_MAX_FLASH_BANKS]; - unsigned char *fpga_base = (unsigned char *) CFG_FPGA_BASE; - unsigned char switch_status; - unsigned short index = 0; - int i; - - /* read FPGA base register FPGA_REG0 */ - switch_status = *fpga_base; - - /* check the bitmap of switch status */ - if (switch_status & BOOT_SMALL_FLASH) { - index += BOOT_SMALL_FLASH_VAL; - } - if (switch_status & FLASH_ONBD_N) { - index += FLASH_ONBD_N_VAL; - } - if (switch_status & FLASH_SRAM_SEL) { - index += FLASH_SRAM_SEL_VAL; - } - - DEBUGF("\n"); - DEBUGF("FLASH: Index: %d\n", index); - - /* Init: no FLASHes known */ - for (i = 0; i < CFG_MAX_FLASH_BANKS; ++i) { - flash_info[i].flash_id = FLASH_UNKNOWN; - flash_info[i].sector_count = -1; - flash_info[i].size = 0; - - /* check whether the address is 0 */ - if (flash_addr_table[index][i] == 0) { - continue; - } - - /* call flash_get_size() to initialize sector address */ - size_b[i] = flash_get_size((vu_long *) flash_addr_table[index][i], &flash_info[i]); - flash_info[i].size = size_b[i]; - if (flash_info[i].flash_id == FLASH_UNKNOWN) { - printf ("## Unknown FLASH on Bank %d - Size = 0x%08lx = %ld MB\n", - i, size_b[i], size_b[i] << 20); - flash_info[i].sector_count = -1; - flash_info[i].size = 0; - } - - total_b += flash_info[i].size; - } - - /* Monitor protection ON by default */ - (void)flash_protect(FLAG_PROTECT_SET, - -CFG_MONITOR_LEN, - 0xffffffff, - &flash_info[2]); - - return total_b; -} - -/*----------------------------------------------------------------------- - */ void flash_print_info(flash_info_t * info) { int i; @@ -191,6 +89,9 @@ void flash_print_info(flash_info_t * info) case FLASH_AM800T: printf("AM29LV800T (8 Mbit, top boot sector)\n"); break; + case FLASH_AMD016: + printf("AM29F016D (16 Mbit, uniform sector size)\n"); + break; case FLASH_AM160B: printf("AM29LV160B (16 Mbit, bottom boot sect)\n"); break; @@ -203,7 +104,7 @@ void flash_print_info(flash_info_t * info) case FLASH_AM320T: printf("AM29LV320T (32 Mbit, top boot sector)\n"); break; - case FLASH_AMDLV033C: + case FLASH_AM033C: printf("AM29LV033C (32 Mbit, top boot sector)\n"); break; case FLASH_SST800A: @@ -230,7 +131,7 @@ void flash_print_info(flash_info_t * info) else size = info->start[0] + info->size - info->start[i]; erased = 1; - flash = (volatile unsigned long *) info->start[i]; + flash = (volatile unsigned long *)info->start[i]; size = size >> 2; /* divide by 4 for longword access */ for (k = 0; k < size; k++) { if (*flash++ != 0xffffffff) { @@ -249,8 +150,6 @@ void flash_print_info(flash_info_t * info) return; } -/*----------------------------------------------------------------------- - */ /* * The following code cannot be run from FLASH! @@ -258,72 +157,115 @@ void flash_print_info(flash_info_t * info) static ulong flash_get_size(vu_long * addr, flash_info_t * info) { short i; - FLASH_WORD_SIZE value; + CFG_FLASH_WORD_SIZE value; ulong base = (ulong) addr; - volatile FLASH_WORD_SIZE *addr2 = (FLASH_WORD_SIZE *) addr; + volatile CFG_FLASH_WORD_SIZE *addr2 = (CFG_FLASH_WORD_SIZE *) addr; - DEBUGF("FLASH ADDR: %08x\n", (unsigned) addr); + DEBUGF("FLASH ADDR: %08x\n", (unsigned)addr); /* Write auto select command: read Manufacturer ID */ - udelay(10000); - addr2[ADDR0] = (FLASH_WORD_SIZE) 0x00AA00AA; - udelay(1000); - addr2[ADDR1] = (FLASH_WORD_SIZE) 0x00550055; - udelay(1000); - addr2[ADDR0] = (FLASH_WORD_SIZE) 0x00900090; + addr2[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE) 0x00AA00AA; + addr2[CFG_FLASH_ADDR1] = (CFG_FLASH_WORD_SIZE) 0x00550055; + addr2[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE) 0x00900090; udelay(1000); value = addr2[0]; DEBUGF("FLASH MANUFACT: %x\n", value); switch (value) { - case (FLASH_WORD_SIZE) AMD_MANUFACT: + case (CFG_FLASH_WORD_SIZE) AMD_MANUFACT: info->flash_id = FLASH_MAN_AMD; break; - case (FLASH_WORD_SIZE) FUJ_MANUFACT: + case (CFG_FLASH_WORD_SIZE) FUJ_MANUFACT: info->flash_id = FLASH_MAN_FUJ; break; - case (FLASH_WORD_SIZE) SST_MANUFACT: + case (CFG_FLASH_WORD_SIZE) SST_MANUFACT: info->flash_id = FLASH_MAN_SST; break; - case (FLASH_WORD_SIZE) STM_MANUFACT: + case (CFG_FLASH_WORD_SIZE) STM_MANUFACT: info->flash_id = FLASH_MAN_STM; break; default: info->flash_id = FLASH_UNKNOWN; info->sector_count = 0; info->size = 0; - return (0); /* no or unknown flash */ + return (0); /* no or unknown flash */ } - value = addr2[1]; /* device ID */ + value = addr2[1]; /* device ID */ DEBUGF("\nFLASH DEVICEID: %x\n", value); switch (value) { - case (FLASH_WORD_SIZE) AMD_ID_LV040B: + case (CFG_FLASH_WORD_SIZE) AMD_ID_LV040B: info->flash_id += FLASH_AM040; info->sector_count = 8; info->size = 0x0080000; /* => 512 ko */ break; - case (FLASH_WORD_SIZE) AMD_ID_F040B: + + case (CFG_FLASH_WORD_SIZE) AMD_ID_F040B: info->flash_id += FLASH_AM040; info->sector_count = 8; info->size = 0x0080000; /* => 512 ko */ break; - case (FLASH_WORD_SIZE) STM_ID_M29W040B: + + case (CFG_FLASH_WORD_SIZE) STM_ID_M29W040B: info->flash_id += FLASH_AM040; info->sector_count = 8; info->size = 0x0080000; /* => 512 ko */ break; - case (FLASH_WORD_SIZE) AMD_ID_LV033C: + + case (CFG_FLASH_WORD_SIZE) AMD_ID_F016D: + info->flash_id += FLASH_AMD016; + info->sector_count = 32; + info->size = 0x00200000; + break; /* => 2 MB */ + + case (CFG_FLASH_WORD_SIZE) AMD_ID_LV033C: info->flash_id += FLASH_AMDLV033C; info->sector_count = 64; info->size = 0x00400000; - break; /* => 4 MB */ + break; /* => 4 MB */ + + case (CFG_FLASH_WORD_SIZE) AMD_ID_LV400T: + info->flash_id += FLASH_AM400T; + info->sector_count = 11; + info->size = 0x00080000; + break; /* => 0.5 MB */ + + case (CFG_FLASH_WORD_SIZE) AMD_ID_LV400B: + info->flash_id += FLASH_AM400B; + info->sector_count = 11; + info->size = 0x00080000; + break; /* => 0.5 MB */ + + case (CFG_FLASH_WORD_SIZE) AMD_ID_LV800T: + info->flash_id += FLASH_AM800T; + info->sector_count = 19; + info->size = 0x00100000; + break; /* => 1 MB */ + + case (CFG_FLASH_WORD_SIZE) AMD_ID_LV800B: + info->flash_id += FLASH_AM800B; + info->sector_count = 19; + info->size = 0x00100000; + break; /* => 1 MB */ + + case (CFG_FLASH_WORD_SIZE) AMD_ID_LV160T: + info->flash_id += FLASH_AM160T; + info->sector_count = 35; + info->size = 0x00200000; + break; /* => 2 MB */ + + case (CFG_FLASH_WORD_SIZE) AMD_ID_LV160B: + info->flash_id += FLASH_AM160B; + info->sector_count = 35; + info->size = 0x00200000; + break; /* => 2 MB */ + default: info->flash_id = FLASH_UNKNOWN; - return (0); /* => no or unknown flash */ + return (0); /* => no or unknown flash */ } /* set up sector start address table */ @@ -340,7 +282,8 @@ static ulong flash_get_size(vu_long * addr, flash_info_t * info) info->start[2] = base + 0x00006000; info->start[3] = base + 0x00008000; for (i = 4; i < info->sector_count; i++) { - info->start[i] = base + (i * 0x00010000) - 0x00030000; + info->start[i] = + base + (i * 0x00010000) - 0x00030000; } } else { /* set sector offsets for top boot block type */ @@ -358,14 +301,14 @@ static ulong flash_get_size(vu_long * addr, flash_info_t * info) for (i = 0; i < info->sector_count; i++) { /* read sector protection at sector address, (A7 .. A0) = 0x02 */ /* D0 = 1 if protected */ - addr2 = (volatile FLASH_WORD_SIZE *) (info->start[i]); - - /* For AMD29033C flash we need to resend the command of * - * reading flash protection for upper 8 Mb of flash */ - if ( i == 32 ) { - addr2[ADDR0] = (FLASH_WORD_SIZE) 0xAAAAAAAA; - addr2[ADDR1] = (FLASH_WORD_SIZE) 0x55555555; - addr2[ADDR0] = (FLASH_WORD_SIZE) 0x90909090; + addr2 = (volatile CFG_FLASH_WORD_SIZE *)(info->start[i]); + + /* For AMD29033C flash we need to resend the command of * + * reading flash protection for upper 8 Mb of flash */ + if (i == 32) { + addr2[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE) 0xAAAAAAAA; + addr2[CFG_FLASH_ADDR1] = (CFG_FLASH_WORD_SIZE) 0x55555555; + addr2[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE) 0x90909090; } if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST) @@ -375,14 +318,7 @@ static ulong flash_get_size(vu_long * addr, flash_info_t * info) } /* issue bank reset to return to read mode */ - addr2[0] = (FLASH_WORD_SIZE) 0x00F000F0; - - /* - * Prevent writes to uninitialized FLASH. - */ - if (info->flash_id != FLASH_UNKNOWN) { - /* ? ? ? */ - } + addr2[0] = (CFG_FLASH_WORD_SIZE) 0x00F000F0; return (info->size); } @@ -390,13 +326,13 @@ static ulong flash_get_size(vu_long * addr, flash_info_t * info) int wait_for_DQ7(flash_info_t * info, int sect) { ulong start, now, last; - volatile FLASH_WORD_SIZE *addr = - (FLASH_WORD_SIZE *) (info->start[sect]); + volatile CFG_FLASH_WORD_SIZE *addr = + (CFG_FLASH_WORD_SIZE *) (info->start[sect]); start = get_timer(0); last = start; - while ((addr[0] & (FLASH_WORD_SIZE) 0x00800080) != - (FLASH_WORD_SIZE) 0x00800080) { + while ((addr[0] & (CFG_FLASH_WORD_SIZE) 0x00800080) != + (CFG_FLASH_WORD_SIZE) 0x00800080) { if ((now = get_timer(start)) > CFG_FLASH_ERASE_TOUT) { printf("Timeout\n"); return -1; @@ -410,13 +346,10 @@ int wait_for_DQ7(flash_info_t * info, int sect) return 0; } -/*----------------------------------------------------------------------- - */ - int flash_erase(flash_info_t * info, int s_first, int s_last) { - volatile FLASH_WORD_SIZE *addr = (FLASH_WORD_SIZE *) (info->start[0]); - volatile FLASH_WORD_SIZE *addr2; + volatile CFG_FLASH_WORD_SIZE *addr = (CFG_FLASH_WORD_SIZE *) (info->start[0]); + volatile CFG_FLASH_WORD_SIZE *addr2; int flag, prot, sect, l_sect; int i; @@ -456,24 +389,24 @@ int flash_erase(flash_info_t * info, int s_first, int s_last) /* Start erase on unprotected sectors */ for (sect = s_first; sect <= s_last; sect++) { if (info->protect[sect] == 0) { /* not protected */ - addr2 = (FLASH_WORD_SIZE *) (info->start[sect]); + addr2 = (CFG_FLASH_WORD_SIZE *) (info->start[sect]); if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST) { - addr[ADDR0] = (FLASH_WORD_SIZE) 0x00AA00AA; - addr[ADDR1] = (FLASH_WORD_SIZE) 0x00550055; - addr[ADDR0] = (FLASH_WORD_SIZE) 0x00800080; - addr[ADDR0] = (FLASH_WORD_SIZE) 0x00AA00AA; - addr[ADDR1] = (FLASH_WORD_SIZE) 0x00550055; - addr2[0] = (FLASH_WORD_SIZE) 0x00500050; /* block erase */ + addr[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE) 0x00AA00AA; + addr[CFG_FLASH_ADDR1] = (CFG_FLASH_WORD_SIZE) 0x00550055; + addr[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE) 0x00800080; + addr[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE) 0x00AA00AA; + addr[CFG_FLASH_ADDR1] = (CFG_FLASH_WORD_SIZE) 0x00550055; + addr2[0] = (CFG_FLASH_WORD_SIZE) 0x00500050; /* block erase */ for (i = 0; i < 50; i++) udelay(1000); /* wait 1 ms */ } else { - addr[ADDR0] = (FLASH_WORD_SIZE) 0x00AA00AA; - addr[ADDR1] = (FLASH_WORD_SIZE) 0x00550055; - addr[ADDR0] = (FLASH_WORD_SIZE) 0x00800080; - addr[ADDR0] = (FLASH_WORD_SIZE) 0x00AA00AA; - addr[ADDR1] = (FLASH_WORD_SIZE) 0x00550055; - addr2[0] = (FLASH_WORD_SIZE) 0x00300030; /* sector erase */ + addr[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE) 0x00AA00AA; + addr[CFG_FLASH_ADDR1] = (CFG_FLASH_WORD_SIZE) 0x00550055; + addr[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE) 0x00800080; + addr[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE) 0x00AA00AA; + addr[CFG_FLASH_ADDR1] = (CFG_FLASH_WORD_SIZE) 0x00550055; + addr2[0] = (CFG_FLASH_WORD_SIZE) 0x00300030; /* sector erase */ } l_sect = sect; /* @@ -495,8 +428,8 @@ int flash_erase(flash_info_t * info, int s_first, int s_last) udelay(1000); /* reset to read mode */ - addr = (FLASH_WORD_SIZE *) info->start[0]; - addr[0] = (FLASH_WORD_SIZE) 0x00F000F0; /* reset bank */ + addr = (CFG_FLASH_WORD_SIZE *) info->start[0]; + addr[0] = (CFG_FLASH_WORD_SIZE) 0x00F000F0; /* reset bank */ printf(" done\n"); return 0; @@ -513,29 +446,29 @@ int write_buff(flash_info_t * info, uchar * src, ulong addr, ulong cnt) ulong cp, wp, data; int i, l, rc; - wp = (addr & ~3); /* get lower word aligned address */ + wp = (addr & ~3); /* get lower word aligned address */ /* * handle unaligned start bytes */ if ((l = addr - wp) != 0) { data = 0; - for (i = 0, cp = wp; i < l; ++i, ++cp) { - data = (data << 8) | (*(uchar *) cp); - } - for (; i < 4 && cnt > 0; ++i) { - data = (data << 8) | *src++; - --cnt; - ++cp; - } - for (; cnt == 0 && i < 4; ++i, ++cp) { - data = (data << 8) | (*(uchar *) cp); - } - - if ((rc = write_word(info, wp, data)) != 0) { - return (rc); - } - wp += 4; + for (i = 0, cp = wp; i < l; ++i, ++cp) { + data = (data << 8) | (*(uchar *) cp); + } + for (; i < 4 && cnt > 0; ++i) { + data = (data << 8) | *src++; + --cnt; + ++cp; + } + for (; cnt == 0 && i < 4; ++i, ++cp) { + data = (data << 8) | (*(uchar *) cp); + } + + if ((rc = write_word(info, wp, data)) != 0) { + return (rc); + } + wp += 4; } /* @@ -580,27 +513,26 @@ int write_buff(flash_info_t * info, uchar * src, ulong addr, ulong cnt) */ static int write_word(flash_info_t * info, ulong dest, ulong data) { - volatile FLASH_WORD_SIZE *addr2 = (FLASH_WORD_SIZE *) (info->start[0]); - volatile FLASH_WORD_SIZE *dest2 = (FLASH_WORD_SIZE *) dest; - volatile FLASH_WORD_SIZE *data2 = (FLASH_WORD_SIZE *) & data; + volatile CFG_FLASH_WORD_SIZE *addr2 = (CFG_FLASH_WORD_SIZE *) (info->start[0]); + volatile CFG_FLASH_WORD_SIZE *dest2 = (CFG_FLASH_WORD_SIZE *) dest; + volatile CFG_FLASH_WORD_SIZE *data2 = (CFG_FLASH_WORD_SIZE *) & data; ulong start; int i; /* Check if Flash is (sufficiently) erased */ - if ((*((volatile FLASH_WORD_SIZE *) dest) & - (FLASH_WORD_SIZE) data) != (FLASH_WORD_SIZE) data) { + if ((*((vu_long *)dest) & data) != data) { return (2); } - for (i = 0; i < 4 / sizeof(FLASH_WORD_SIZE); i++) { + for (i = 0; i < 4 / sizeof(CFG_FLASH_WORD_SIZE); i++) { int flag; /* Disable interrupts which might cause a timeout here */ flag = disable_interrupts(); - addr2[ADDR0] = (FLASH_WORD_SIZE) 0x00AA00AA; - addr2[ADDR1] = (FLASH_WORD_SIZE) 0x00550055; - addr2[ADDR0] = (FLASH_WORD_SIZE) 0x00A000A0; + addr2[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE) 0x00AA00AA; + addr2[CFG_FLASH_ADDR1] = (CFG_FLASH_WORD_SIZE) 0x00550055; + addr2[CFG_FLASH_ADDR0] = (CFG_FLASH_WORD_SIZE) 0x00A000A0; dest2[i] = data2[i]; @@ -610,8 +542,8 @@ static int write_word(flash_info_t * info, ulong dest, ulong data) /* data polling for D7 */ start = get_timer(0); - while ((dest2[i] & (FLASH_WORD_SIZE) 0x00800080) != - (data2[i] & (FLASH_WORD_SIZE) 0x00800080)) { + while ((dest2[i] & (CFG_FLASH_WORD_SIZE) 0x00800080) != + (data2[i] & (CFG_FLASH_WORD_SIZE) 0x00800080)) { if (get_timer(start) > CFG_FLASH_WRITE_TOUT) { return (1); diff --git a/board/ebony/Makefile b/board/amcc/ebony/Makefile index 4a3927b..4a3927b 100644 --- a/board/ebony/Makefile +++ b/board/amcc/ebony/Makefile diff --git a/board/ebony/config.mk b/board/amcc/ebony/config.mk index 84e3e52..e5722dd 100644 --- a/board/ebony/config.mk +++ b/board/amcc/ebony/config.mk @@ -30,7 +30,7 @@ ifeq ($(ramsym),1) TEXT_BASE = 0x07FD0000 else -TEXT_BASE = 0xFFF80000 +TEXT_BASE = 0xFFFC0000 endif PLATFORM_CPPFLAGS += -DCONFIG_440=1 diff --git a/board/ebony/ebony.c b/board/amcc/ebony/ebony.c index a5b3fb6..f6bb837 100644 --- a/board/ebony/ebony.c +++ b/board/amcc/ebony/ebony.c @@ -20,9 +20,7 @@ * MA 02111-1307 USA */ - #include <common.h> -#include "ebony.h" #include <asm/processor.h> #include <spd_sdram.h> @@ -30,99 +28,102 @@ #define FLASH_ONBD_N 2 /* 00000010 */ #define FLASH_SRAM_SEL 1 /* 00000001 */ -long int fixed_sdram (void); +long int fixed_sdram(void); -int board_early_init_f (void) +int board_early_init_f(void) { uint reg; - unsigned char *fpga_base = (unsigned char *) CFG_FPGA_BASE; + unsigned char *fpga_base = (unsigned char *)CFG_FPGA_BASE; unsigned char status; - /*-------------------------------------------------------------------- * Setup the external bus controller/chip selects *-------------------------------------------------------------------*/ - mtdcr (ebccfga, xbcfg); - reg = mfdcr (ebccfgd); - mtdcr (ebccfgd, reg | 0x04000000); /* Set ATC */ + mtdcr(ebccfga, xbcfg); + reg = mfdcr(ebccfgd); + mtdcr(ebccfgd, reg | 0x04000000); /* Set ATC */ - mtebc (pb1ap, 0x02815480); /* NVRAM/RTC */ - mtebc (pb1cr, 0x48018000); /* BA=0x480 1MB R/W 8-bit */ - mtebc (pb7ap, 0x01015280); /* FPGA registers */ - mtebc (pb7cr, 0x48318000); /* BA=0x483 1MB R/W 8-bit */ + mtebc(pb1ap, 0x02815480); /* NVRAM/RTC */ + mtebc(pb1cr, 0x48018000); /* BA=0x480 1MB R/W 8-bit */ + mtebc(pb7ap, 0x01015280); /* FPGA registers */ + mtebc(pb7cr, 0x48318000); /* BA=0x483 1MB R/W 8-bit */ /* read FPGA_REG0 and set the bus controller */ status = *fpga_base; if ((status & BOOT_SMALL_FLASH) && !(status & FLASH_ONBD_N)) { - mtebc (pb0ap, 0x9b015480); /* FLASH/SRAM */ - mtebc (pb0cr, 0xfff18000); /* BAS=0xfff 1MB R/W 8-bit */ - mtebc (pb2ap, 0x9b015480); /* 4MB FLASH */ - mtebc (pb2cr, 0xff858000); /* BAS=0xff8 4MB R/W 8-bit */ + mtebc(pb0ap, 0x9b015480); /* FLASH/SRAM */ + mtebc(pb0cr, 0xfff18000); /* BAS=0xfff 1MB R/W 8-bit */ + mtebc(pb2ap, 0x9b015480); /* 4MB FLASH */ + mtebc(pb2cr, 0xff858000); /* BAS=0xff8 4MB R/W 8-bit */ } else { - mtebc (pb0ap, 0x9b015480); /* 4MB FLASH */ - mtebc (pb0cr, 0xffc58000); /* BAS=0xffc 4MB R/W 8-bit */ + mtebc(pb0ap, 0x9b015480); /* 4MB FLASH */ + mtebc(pb0cr, 0xffc58000); /* BAS=0xffc 4MB R/W 8-bit */ /* set CS2 if FLASH_ONBD_N == 0 */ if (!(status & FLASH_ONBD_N)) { - mtebc (pb2ap, 0x9b015480); /* FLASH/SRAM */ - mtebc (pb2cr, 0xff818000); /* BAS=0xff8 4MB R/W 8-bit */ + mtebc(pb2ap, 0x9b015480); /* FLASH/SRAM */ + mtebc(pb2cr, 0xff818000); /* BAS=0xff8 4MB R/W 8-bit */ } } /*-------------------------------------------------------------------- * Setup the interrupt controller polarities, triggers, etc. *-------------------------------------------------------------------*/ - mtdcr (uic0sr, 0xffffffff); /* clear all */ - mtdcr (uic0er, 0x00000000); /* disable all */ - mtdcr (uic0cr, 0x00000009); /* SMI & UIC1 crit are critical */ - mtdcr (uic0pr, 0xfffffe13); /* per ref-board manual */ - mtdcr (uic0tr, 0x01c00008); /* per ref-board manual */ - mtdcr (uic0vr, 0x00000001); /* int31 highest, base=0x000 */ - mtdcr (uic0sr, 0xffffffff); /* clear all */ - - mtdcr (uic1sr, 0xffffffff); /* clear all */ - mtdcr (uic1er, 0x00000000); /* disable all */ - mtdcr (uic1cr, 0x00000000); /* all non-critical */ - mtdcr (uic1pr, 0xffffe0ff); /* per ref-board manual */ - mtdcr (uic1tr, 0x00ffc000); /* per ref-board manual */ - mtdcr (uic1vr, 0x00000001); /* int31 highest, base=0x000 */ - mtdcr (uic1sr, 0xffffffff); /* clear all */ + mtdcr(uic0sr, 0xffffffff); /* clear all */ + mtdcr(uic0er, 0x00000000); /* disable all */ + mtdcr(uic0cr, 0x00000009); /* SMI & UIC1 crit are critical */ + mtdcr(uic0pr, 0xfffffe13); /* per ref-board manual */ + mtdcr(uic0tr, 0x01c00008); /* per ref-board manual */ + mtdcr(uic0vr, 0x00000001); /* int31 highest, base=0x000 */ + mtdcr(uic0sr, 0xffffffff); /* clear all */ + + mtdcr(uic1sr, 0xffffffff); /* clear all */ + mtdcr(uic1er, 0x00000000); /* disable all */ + mtdcr(uic1cr, 0x00000000); /* all non-critical */ + mtdcr(uic1pr, 0xffffe0ff); /* per ref-board manual */ + mtdcr(uic1tr, 0x00ffc000); /* per ref-board manual */ + mtdcr(uic1vr, 0x00000001); /* int31 highest, base=0x000 */ + mtdcr(uic1sr, 0xffffffff); /* clear all */ return 0; } - -int checkboard (void) +int checkboard(void) { sys_info_t sysinfo; + unsigned char *s = getenv("serial#"); - get_sys_info (&sysinfo); + get_sys_info(&sysinfo); - printf ("Board: IBM 440GP Evaluation Board (Ebony)\n"); - printf ("\tVCO: %lu MHz\n", sysinfo.freqVCOMhz / 1000000); - printf ("\tCPU: %lu MHz\n", sysinfo.freqProcessor / 1000000); - printf ("\tPLB: %lu MHz\n", sysinfo.freqPLB / 1000000); - printf ("\tOPB: %lu MHz\n", sysinfo.freqOPB / 1000000); - printf ("\tEPB: %lu MHz\n", sysinfo.freqEPB / 1000000); + printf("Board: Ebony - AMCC PPC440GP Evaluation Board"); + if (s != NULL) { + puts(", serial# "); + puts(s); + } + putc('\n'); + + printf("\tVCO: %lu MHz\n", sysinfo.freqVCOMhz / 1000000); + printf("\tCPU: %lu MHz\n", sysinfo.freqProcessor / 1000000); + printf("\tPLB: %lu MHz\n", sysinfo.freqPLB / 1000000); + printf("\tOPB: %lu MHz\n", sysinfo.freqOPB / 1000000); + printf("\tEPB: %lu MHz\n", sysinfo.freqEPB / 1000000); return (0); } - -long int initdram (int board_type) +long int initdram(int board_type) { long dram_size = 0; #if defined(CONFIG_SPD_EEPROM) - dram_size = spd_sdram (0); + dram_size = spd_sdram(0); #else - dram_size = fixed_sdram (); + dram_size = fixed_sdram(); #endif return dram_size; } - #if defined(CFG_DRAM_TEST) -int testdram (void) +int testdram(void) { uint *pstart = (uint *) 0x00000000; uint *pend = (uint *) 0x08000000; @@ -133,7 +134,7 @@ int testdram (void) for (p = pstart; p < pend; p++) { if (*p != 0xaaaaaaaa) { - printf ("SDRAM test fails at: %08x\n", (uint) p); + printf("SDRAM test fails at: %08x\n", (uint) p); return 1; } } @@ -143,7 +144,7 @@ int testdram (void) for (p = pstart; p < pend; p++) { if (*p != 0x55555555) { - printf ("SDRAM test fails at: %08x\n", (uint) p); + printf("SDRAM test fails at: %08x\n", (uint) p); return 1; } } @@ -159,18 +160,18 @@ int testdram (void) * PLB @ 133 MHz * ************************************************************************/ -long int fixed_sdram (void) +long int fixed_sdram(void) { uint reg; /*-------------------------------------------------------------------- * Setup some default *------------------------------------------------------------------*/ - mtsdram (mem_uabba, 0x00000000); /* ubba=0 (default) */ - mtsdram (mem_slio, 0x00000000); /* rdre=0 wrre=0 rarw=0 */ - mtsdram (mem_devopt, 0x00000000); /* dll=0 ds=0 (normal) */ - mtsdram (mem_wddctr, 0x00000000); /* wrcp=0 dcd=0 */ - mtsdram (mem_clktr, 0x40000000); /* clkp=1 (90 deg wr) dcdt=0 */ + mtsdram(mem_uabba, 0x00000000); /* ubba=0 (default) */ + mtsdram(mem_slio, 0x00000000); /* rdre=0 wrre=0 rarw=0 */ + mtsdram(mem_devopt, 0x00000000); /* dll=0 ds=0 (normal) */ + mtsdram(mem_wddctr, 0x00000000); /* wrcp=0 dcd=0 */ + mtsdram(mem_clktr, 0x40000000); /* clkp=1 (90 deg wr) dcdt=0 */ /*-------------------------------------------------------------------- * Setup for board-specific specific mem @@ -178,28 +179,27 @@ long int fixed_sdram (void) /* * Following for CAS Latency = 2.5 @ 133 MHz PLB */ - mtsdram (mem_b0cr, 0x000a4001); /* SDBA=0x000 128MB, Mode 3, enabled */ - mtsdram (mem_tr0, 0x410a4012); /* WR=2 WD=1 CL=2.5 PA=3 CP=4 LD=2 */ + mtsdram(mem_b0cr, 0x000a4001); /* SDBA=0x000 128MB, Mode 3, enabled */ + mtsdram(mem_tr0, 0x410a4012); /* WR=2 WD=1 CL=2.5 PA=3 CP=4 LD=2 */ /* RA=10 RD=3 */ - mtsdram (mem_tr1, 0x8080082f); /* SS=T2 SL=STAGE 3 CD=1 CT=0x02f */ - mtsdram (mem_rtr, 0x08200000); /* Rate 15.625 ns @ 133 MHz PLB */ - mtsdram (mem_cfg1, 0x00000000); /* Self-refresh exit, disable PM */ - udelay (400); /* Delay 200 usecs (min) */ + mtsdram(mem_tr1, 0x8080082f); /* SS=T2 SL=STAGE 3 CD=1 CT=0x02f */ + mtsdram(mem_rtr, 0x08200000); /* Rate 15.625 ns @ 133 MHz PLB */ + mtsdram(mem_cfg1, 0x00000000); /* Self-refresh exit, disable PM */ + udelay(400); /* Delay 200 usecs (min) */ /*-------------------------------------------------------------------- * Enable the controller, then wait for DCEN to complete *------------------------------------------------------------------*/ - mtsdram (mem_cfg0, 0x86000000); /* DCEN=1, PMUD=1, 64-bit */ + mtsdram(mem_cfg0, 0x86000000); /* DCEN=1, PMUD=1, 64-bit */ for (;;) { - mfsdram (mem_mcsts, reg); + mfsdram(mem_mcsts, reg); if (reg & 0x80000000) break; } return (128 * 1024 * 1024); /* 128 MB */ } -#endif /* !defined(CONFIG_SPD_EEPROM) */ - +#endif /* !defined(CONFIG_SPD_EEPROM) */ /************************************************************************* * pci_pre_init @@ -214,23 +214,23 @@ long int fixed_sdram (void) * ************************************************************************/ #if defined(CONFIG_PCI) && defined(CFG_PCI_PRE_INIT) -int pci_pre_init(struct pci_controller * hose ) +int pci_pre_init(struct pci_controller *hose) { - unsigned long strap; + unsigned long strap; /*--------------------------------------------------------------------------+ * The ebony board is always configured as the host & requires the * PCI arbiter to be enabled. *--------------------------------------------------------------------------*/ - strap = mfdcr(cpc0_strp1); - if( (strap & 0x00100000) == 0 ){ - printf("PCI: CPC0_STRP1[PAE] not set.\n"); - return 0; - } + strap = mfdcr(cpc0_strp1); + if ((strap & 0x00100000) == 0) { + printf("PCI: CPC0_STRP1[PAE] not set.\n"); + return 0; + } - return 1; + return 1; } -#endif /* defined(CONFIG_PCI) && defined(CFG_PCI_PRE_INIT) */ +#endif /* defined(CONFIG_PCI) && defined(CFG_PCI_PRE_INIT) */ /************************************************************************* * pci_target_init @@ -241,38 +241,37 @@ int pci_pre_init(struct pci_controller * hose ) * ************************************************************************/ #if defined(CONFIG_PCI) && defined(CFG_PCI_TARGET_INIT) -void pci_target_init(struct pci_controller * hose ) +void pci_target_init(struct pci_controller *hose) { DECLARE_GLOBAL_DATA_PTR; /*--------------------------------------------------------------------------+ * Disable everything *--------------------------------------------------------------------------*/ - out32r( PCIX0_PIM0SA, 0 ); /* disable */ - out32r( PCIX0_PIM1SA, 0 ); /* disable */ - out32r( PCIX0_PIM2SA, 0 ); /* disable */ - out32r( PCIX0_EROMBA, 0 ); /* disable expansion rom */ + out32r(PCIX0_PIM0SA, 0); /* disable */ + out32r(PCIX0_PIM1SA, 0); /* disable */ + out32r(PCIX0_PIM2SA, 0); /* disable */ + out32r(PCIX0_EROMBA, 0); /* disable expansion rom */ /*--------------------------------------------------------------------------+ * Map all of SDRAM to PCI address 0x0000_0000. Note that the 440 strapping * options to not support sizes such as 128/256 MB. *--------------------------------------------------------------------------*/ - out32r( PCIX0_PIM0LAL, CFG_SDRAM_BASE ); - out32r( PCIX0_PIM0LAH, 0 ); - out32r( PCIX0_PIM0SA, ~(gd->ram_size - 1) | 1 ); + out32r(PCIX0_PIM0LAL, CFG_SDRAM_BASE); + out32r(PCIX0_PIM0LAH, 0); + out32r(PCIX0_PIM0SA, ~(gd->ram_size - 1) | 1); - out32r( PCIX0_BAR0, 0 ); + out32r(PCIX0_BAR0, 0); /*--------------------------------------------------------------------------+ * Program the board's subsystem id/vendor id *--------------------------------------------------------------------------*/ - out16r( PCIX0_SBSYSVID, CFG_PCI_SUBSYS_VENDORID ); - out16r( PCIX0_SBSYSID, CFG_PCI_SUBSYS_DEVICEID ); + out16r(PCIX0_SBSYSVID, CFG_PCI_SUBSYS_VENDORID); + out16r(PCIX0_SBSYSID, CFG_PCI_SUBSYS_DEVICEID); - out16r( PCIX0_CMD, in16r(PCIX0_CMD) | PCI_COMMAND_MEMORY ); + out16r(PCIX0_CMD, in16r(PCIX0_CMD) | PCI_COMMAND_MEMORY); } -#endif /* defined(CONFIG_PCI) && defined(CFG_PCI_TARGET_INIT) */ - +#endif /* defined(CONFIG_PCI) && defined(CFG_PCI_TARGET_INIT) */ /************************************************************************* * is_pci_host @@ -292,7 +291,7 @@ void pci_target_init(struct pci_controller * hose ) #if defined(CONFIG_PCI) int is_pci_host(struct pci_controller *hose) { - /* The ebony board is always configured as host. */ - return(1); + /* The ebony board is always configured as host. */ + return (1); } -#endif /* defined(CONFIG_PCI) */ +#endif /* defined(CONFIG_PCI) */ diff --git a/board/amcc/ebony/flash.c b/board/amcc/ebony/flash.c new file mode 100644 index 0000000..e8fbbc4 --- /dev/null +++ b/board/amcc/ebony/flash.c @@ -0,0 +1,140 @@ +/* + * (C) Copyright 2002 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * (C) Copyright 2002 Jun Gu <jung@artesyncp.com> + * Add support for Am29F016D and dynamic switch setting. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +/* + * Modified 4/5/2001 + * Wait for completion of each sector erase command issued + * 4/5/2001 + * Chris Hallinan - DS4.COM, Inc. - clh@net1plus.com + */ + +#include <common.h> +#include <ppc4xx.h> +#include <asm/processor.h> + +#undef DEBUG +#ifdef DEBUG +#define DEBUGF(x...) printf(x) +#else +#define DEBUGF(x...) +#endif /* DEBUG */ + +#define BOOT_SMALL_FLASH 32 /* 00100000 */ +#define FLASH_ONBD_N 2 /* 00000010 */ +#define FLASH_SRAM_SEL 1 /* 00000001 */ + +#define BOOT_SMALL_FLASH_VAL 4 +#define FLASH_ONBD_N_VAL 2 +#define FLASH_SRAM_SEL_VAL 1 + +static unsigned long flash_addr_table[8][CFG_MAX_FLASH_BANKS] = { + {0xffc00000, 0xffe00000, 0xff880000}, /* 0:000: configuraton 3 */ + {0xffc00000, 0xffe00000, 0xff800000}, /* 1:001: configuraton 4 */ + {0xffc00000, 0xffe00000, 0x00000000}, /* 2:010: configuraton 7 */ + {0xffc00000, 0xffe00000, 0x00000000}, /* 3:011: configuraton 8 */ + {0xff800000, 0xffa00000, 0xfff80000}, /* 4:100: configuraton 1 */ + {0xff800000, 0xffa00000, 0xfff00000}, /* 5:101: configuraton 2 */ + {0xffc00000, 0xffe00000, 0x00000000}, /* 6:110: configuraton 5 */ + {0xffc00000, 0xffe00000, 0x00000000} /* 7:111: configuraton 6 */ +}; + +/* + * include common flash code (for amcc boards) + */ +#include "../common/flash.c" + +/*----------------------------------------------------------------------- + * Functions + */ +static ulong flash_get_size(vu_long * addr, flash_info_t * info); + +unsigned long flash_init(void) +{ + unsigned long total_b = 0; + unsigned long size_b[CFG_MAX_FLASH_BANKS]; + unsigned char *fpga_base = (unsigned char *)CFG_FPGA_BASE; + unsigned char switch_status; + unsigned short index = 0; + int i; + + /* read FPGA base register FPGA_REG0 */ + switch_status = *fpga_base; + + /* check the bitmap of switch status */ + if (switch_status & BOOT_SMALL_FLASH) { + index += BOOT_SMALL_FLASH_VAL; + } + if (switch_status & FLASH_ONBD_N) { + index += FLASH_ONBD_N_VAL; + } + if (switch_status & FLASH_SRAM_SEL) { + index += FLASH_SRAM_SEL_VAL; + } + + DEBUGF("\n"); + DEBUGF("FLASH: Index: %d\n", index); + + /* Init: no FLASHes known */ + for (i = 0; i < CFG_MAX_FLASH_BANKS; ++i) { + flash_info[i].flash_id = FLASH_UNKNOWN; + flash_info[i].sector_count = -1; + flash_info[i].size = 0; + + /* check whether the address is 0 */ + if (flash_addr_table[index][i] == 0) { + continue; + } + + /* call flash_get_size() to initialize sector address */ + size_b[i] = flash_get_size((vu_long *) + flash_addr_table[index][i], + &flash_info[i]); + flash_info[i].size = size_b[i]; + if (flash_info[i].flash_id == FLASH_UNKNOWN) { + printf("## Unknown FLASH on Bank %d - Size = 0x%08lx = %ld MB\n", + i, size_b[i], size_b[i] << 20); + flash_info[i].sector_count = -1; + flash_info[i].size = 0; + } + + /* Monitor protection ON by default */ + (void)flash_protect(FLAG_PROTECT_SET, CFG_MONITOR_BASE, + CFG_MONITOR_BASE + CFG_MONITOR_LEN - 1, + &flash_info[2]); +#ifdef CFG_ENV_IS_IN_FLASH + (void)flash_protect(FLAG_PROTECT_SET, CFG_ENV_ADDR, + CFG_ENV_ADDR + CFG_ENV_SECT_SIZE - 1, + &flash_info[2]); + (void)flash_protect(FLAG_PROTECT_SET, CFG_ENV_ADDR_REDUND, + CFG_ENV_ADDR_REDUND + CFG_ENV_SECT_SIZE - 1, + &flash_info[2]); +#endif + + total_b += flash_info[i].size; + } + + return total_b; +} diff --git a/board/ebony/init.S b/board/amcc/ebony/init.S index cc8f8b4..cc8f8b4 100644 --- a/board/ebony/init.S +++ b/board/amcc/ebony/init.S diff --git a/board/ebony/u-boot.lds b/board/amcc/ebony/u-boot.lds index 7ea7caf..0ec3fad 100644 --- a/board/ebony/u-boot.lds +++ b/board/amcc/ebony/u-boot.lds @@ -67,7 +67,7 @@ SECTIONS /* the sector layout of our flash chips! XXX FIXME XXX */ cpu/ppc4xx/start.o (.text) - board/ebony/init.o (.text) + board/amcc/ebony/init.o (.text) cpu/ppc4xx/kgdb.o (.text) cpu/ppc4xx/traps.o (.text) cpu/ppc4xx/interrupts.o (.text) diff --git a/board/ocotea/Makefile b/board/amcc/ocotea/Makefile index af223d2..af223d2 100644 --- a/board/ocotea/Makefile +++ b/board/amcc/ocotea/Makefile diff --git a/board/ocotea/config.mk b/board/amcc/ocotea/config.mk index 5543a4e..5543a4e 100644 --- a/board/ocotea/config.mk +++ b/board/amcc/ocotea/config.mk diff --git a/board/amcc/ocotea/flash.c b/board/amcc/ocotea/flash.c new file mode 100644 index 0000000..5614e20 --- /dev/null +++ b/board/amcc/ocotea/flash.c @@ -0,0 +1,150 @@ +/* + * (C) Copyright 2004-2005 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * (C) Copyright 2002 Jun Gu <jung@artesyncp.com> + * Add support for Am29F016D and dynamic switch setting. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +/* + * Modified 4/5/2001 + * Wait for completion of each sector erase command issued + * 4/5/2001 + * Chris Hallinan - DS4.COM, Inc. - clh@net1plus.com + */ + +#include <common.h> +#include <ppc4xx.h> +#include <asm/processor.h> + +#undef DEBUG + +#ifdef DEBUG +#define DEBUGF(x...) printf(x) +#else +#define DEBUGF(x...) +#endif /* DEBUG */ + +#define BOOT_SMALL_FLASH 0x40 /* 01000000 */ +#define FLASH_ONBD_N 2 /* 00000010 */ +#define FLASH_SRAM_SEL 1 /* 00000001 */ +#define FLASH_ONBD_N 2 /* 00000010 */ +#define FLASH_SRAM_SEL 1 /* 00000001 */ + +#define BOOT_SMALL_FLASH_VAL 4 +#define FLASH_ONBD_N_VAL 2 +#define FLASH_SRAM_SEL_VAL 1 + +flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; /* info for FLASH chips */ + +static unsigned long flash_addr_table[8][CFG_MAX_FLASH_BANKS] = { + {0xFF800000, 0xFF880000, 0xFFC00000}, /* 0:000: configuraton 4 */ + {0xFF900000, 0xFF980000, 0xFFC00000}, /* 1:001: configuraton 3 */ + {0x00000000, 0x00000000, 0x00000000}, /* 2:010: configuraton 8 */ + {0x00000000, 0x00000000, 0x00000000}, /* 3:011: configuraton 7 */ + {0xFFE00000, 0xFFF00000, 0xFF800000}, /* 4:100: configuraton 2 */ + {0xFFF00000, 0xFFF80000, 0xFF800000}, /* 5:101: configuraton 1 */ + {0x00000000, 0x00000000, 0x00000000}, /* 6:110: configuraton 6 */ + {0x00000000, 0x00000000, 0x00000000} /* 7:111: configuraton 5 */ +}; + +/* + * include common flash code (for amcc boards) + */ +#include "../common/flash.c" + +/*----------------------------------------------------------------------- + * Functions + */ +static ulong flash_get_size(vu_long * addr, flash_info_t * info); +static int write_word(flash_info_t * info, ulong dest, ulong data); + +/*----------------------------------------------------------------------- + */ + +unsigned long flash_init(void) +{ + unsigned long total_b = 0; + unsigned long size_b[CFG_MAX_FLASH_BANKS]; + unsigned char *fpga_base = (unsigned char *)CFG_FPGA_BASE; + unsigned char switch_status; + unsigned short index = 0; + int i; + + /* read FPGA base register FPGA_REG0 */ + switch_status = *fpga_base; + + /* check the bitmap of switch status */ + if (switch_status & BOOT_SMALL_FLASH) { + index += BOOT_SMALL_FLASH_VAL; + } + if (switch_status & FLASH_ONBD_N) { + index += FLASH_ONBD_N_VAL; + } + if (switch_status & FLASH_SRAM_SEL) { + index += FLASH_SRAM_SEL_VAL; + } + + DEBUGF("\n"); + DEBUGF("FLASH: Index: %d\n", index); + + /* Init: no FLASHes known */ + for (i = 0; i < CFG_MAX_FLASH_BANKS; ++i) { + flash_info[i].flash_id = FLASH_UNKNOWN; + flash_info[i].sector_count = -1; + flash_info[i].size = 0; + + /* check whether the address is 0 */ + if (flash_addr_table[index][i] == 0) { + continue; + } + + /* call flash_get_size() to initialize sector address */ + size_b[i] = + flash_get_size((vu_long *) flash_addr_table[index][i], + &flash_info[i]); + flash_info[i].size = size_b[i]; + if (flash_info[i].flash_id == FLASH_UNKNOWN) { + printf + ("## Unknown FLASH on Bank %d - Size = 0x%08lx = %ld MB\n", + i, size_b[i], size_b[i] << 20); + flash_info[i].sector_count = -1; + flash_info[i].size = 0; + } + + /* Monitor protection ON by default */ + (void)flash_protect(FLAG_PROTECT_SET, CFG_MONITOR_BASE, + CFG_MONITOR_BASE + CFG_MONITOR_LEN - 1, + &flash_info[i]); +#ifdef CFG_ENV_IS_IN_FLASH + (void)flash_protect(FLAG_PROTECT_SET, CFG_ENV_ADDR, + CFG_ENV_ADDR + CFG_ENV_SECT_SIZE - 1, + &flash_info[i]); + (void)flash_protect(FLAG_PROTECT_SET, CFG_ENV_ADDR_REDUND, + CFG_ENV_ADDR_REDUND + CFG_ENV_SECT_SIZE - 1, + &flash_info[i]); +#endif + + total_b += flash_info[i].size; + } + + return total_b; +} diff --git a/board/ocotea/init.S b/board/amcc/ocotea/init.S index e33427a..e33427a 100644 --- a/board/ocotea/init.S +++ b/board/amcc/ocotea/init.S diff --git a/board/ocotea/ocotea.c b/board/amcc/ocotea/ocotea.c index 1c532a3..5f436ea 100644 --- a/board/ocotea/ocotea.c +++ b/board/amcc/ocotea/ocotea.c @@ -1,6 +1,9 @@ /* * Copyright (C) 2004 PaulReynolds@lhsolutions.com * + * (C) Copyright 2005 + * Stefan Roese, DENX Software Engineering, sr@denx.de. + * * See file CREDITS for list of people who contributed to this * project. * @@ -184,10 +187,17 @@ int board_early_init_f (void) int checkboard (void) { sys_info_t sysinfo; + unsigned char *s = getenv ("serial#"); get_sys_info (&sysinfo); - printf ("Board: IBM 440GX Evaluation Board\n"); + printf ("Board: Ocotea - AMCC PPC440GX Evaluation Board"); + if (s != NULL) { + puts (", serial# "); + puts (s); + } + putc ('\n'); + printf ("\tVCO: %lu MHz\n", sysinfo.freqVCOMhz / 1000000); printf ("\tCPU: %lu MHz\n", sysinfo.freqProcessor / 1000000); printf ("\tPLB: %lu MHz\n", sysinfo.freqPLB / 1000000); diff --git a/board/ocotea/ocotea.h b/board/amcc/ocotea/ocotea.h index 41bd450..41bd450 100644 --- a/board/ocotea/ocotea.h +++ b/board/amcc/ocotea/ocotea.h diff --git a/board/ocotea/u-boot.lds b/board/amcc/ocotea/u-boot.lds index 8a54617..a985246 100644 --- a/board/ocotea/u-boot.lds +++ b/board/amcc/ocotea/u-boot.lds @@ -67,7 +67,7 @@ SECTIONS /* the sector layout of our flash chips! XXX FIXME XXX */ cpu/ppc4xx/start.o (.text) - board/ocotea/init.o (.text) + board/amcc/ocotea/init.o (.text) cpu/ppc4xx/kgdb.o (.text) cpu/ppc4xx/traps.o (.text) cpu/ppc4xx/interrupts.o (.text) diff --git a/board/walnut405/Makefile b/board/amcc/walnut/Makefile index 97d6a1e..f5bda55 100644 --- a/board/walnut405/Makefile +++ b/board/amcc/walnut/Makefile @@ -26,7 +26,6 @@ include $(TOPDIR)/config.mk LIB = lib$(BOARD).a OBJS = $(BOARD).o flash.o -SOBJS = init.o $(LIB): $(OBJS) $(SOBJS) $(AR) crv $@ $(OBJS) diff --git a/board/bubinga405ep/config.mk b/board/amcc/walnut/config.mk index 8426bb3..1bdf5e4 100644 --- a/board/bubinga405ep/config.mk +++ b/board/amcc/walnut/config.mk @@ -21,9 +21,4 @@ # MA 02111-1307 USA # -# -# esd ADCIOP boards -# - -#TEXT_BASE = 0xFFFE0000 -TEXT_BASE = 0xFFF80000 +TEXT_BASE = 0xFFFC0000 diff --git a/board/amcc/walnut/flash.c b/board/amcc/walnut/flash.c new file mode 100644 index 0000000..056f9b9 --- /dev/null +++ b/board/amcc/walnut/flash.c @@ -0,0 +1,199 @@ +/* + * (C) Copyright 2000-2005 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +/* + * Modified 4/5/2001 + * Wait for completion of each sector erase command issued + * 4/5/2001 + * Chris Hallinan - DS4.COM, Inc. - clh@net1plus.com + */ + +#include <common.h> +#include <ppc4xx.h> +#include <asm/processor.h> + +#undef DEBUG +#ifdef DEBUG +#define DEBUGF(x...) printf(x) +#else +#define DEBUGF(x...) +#endif /* DEBUG */ + +/* + * include common flash code (for amcc boards) + */ +#include "../common/flash.c" + +/*----------------------------------------------------------------------- + * Functions + */ +static ulong flash_get_size(vu_long * addr, flash_info_t * info); +static void flash_get_offsets(ulong base, flash_info_t * info); + +unsigned long flash_init(void) +{ + unsigned long size_b0, size_b1; + int i; + uint pbcr; + unsigned long base_b0, base_b1; + + /* Init: no FLASHes known */ + for (i = 0; i < CFG_MAX_FLASH_BANKS; ++i) { + flash_info[i].flash_id = FLASH_UNKNOWN; + } + + /* Static FLASH Bank configuration here - FIXME XXX */ + + size_b0 = + flash_get_size((vu_long *) FLASH_BASE0_PRELIM, &flash_info[0]); + + if (flash_info[0].flash_id == FLASH_UNKNOWN) { + printf("## Unknown FLASH on Bank 0 - Size = 0x%08lx = %ld MB\n", + size_b0, size_b0 << 20); + } + + /* Only one bank */ + if (CFG_MAX_FLASH_BANKS == 1) { + /* Setup offsets */ + flash_get_offsets(FLASH_BASE0_PRELIM, &flash_info[0]); + + /* Monitor protection ON by default */ + (void)flash_protect(FLAG_PROTECT_SET, + CFG_MONITOR_BASE, + CFG_MONITOR_BASE + CFG_MONITOR_LEN - 1, + &flash_info[0]); +#ifdef CFG_ENV_IS_IN_FLASH + (void)flash_protect(FLAG_PROTECT_SET, CFG_ENV_ADDR, + CFG_ENV_ADDR + CFG_ENV_SECT_SIZE - 1, + &flash_info[0]); + (void)flash_protect(FLAG_PROTECT_SET, CFG_ENV_ADDR_REDUND, + CFG_ENV_ADDR_REDUND + CFG_ENV_SECT_SIZE - 1, + &flash_info[0]); +#endif + + size_b1 = 0; + flash_info[0].size = size_b0; + } else { + /* 2 banks */ + size_b1 = + flash_get_size((vu_long *) FLASH_BASE1_PRELIM, + &flash_info[1]); + + /* Re-do sizing to get full correct info */ + + if (size_b1) { + mtdcr(ebccfga, pb0cr); + pbcr = mfdcr(ebccfgd); + mtdcr(ebccfga, pb0cr); + base_b1 = -size_b1; + pbcr = + (pbcr & 0x0001ffff) | base_b1 | + (((size_b1 / 1024 / 1024) - 1) << 17); + mtdcr(ebccfgd, pbcr); + /* printf("pb1cr = %x\n", pbcr); */ + } + + if (size_b0) { + mtdcr(ebccfga, pb1cr); + pbcr = mfdcr(ebccfgd); + mtdcr(ebccfga, pb1cr); + base_b0 = base_b1 - size_b0; + pbcr = + (pbcr & 0x0001ffff) | base_b0 | + (((size_b0 / 1024 / 1024) - 1) << 17); + mtdcr(ebccfgd, pbcr); + /* printf("pb0cr = %x\n", pbcr); */ + } + + size_b0 = flash_get_size((vu_long *) base_b0, &flash_info[0]); + + flash_get_offsets(base_b0, &flash_info[0]); + + /* monitor protection ON by default */ + (void)flash_protect(FLAG_PROTECT_SET, + base_b0 + size_b0 - monitor_flash_len, + base_b0 + size_b0 - 1, &flash_info[0]); + + if (size_b1) { + /* Re-do sizing to get full correct info */ + size_b1 = + flash_get_size((vu_long *) base_b1, &flash_info[1]); + + flash_get_offsets(base_b1, &flash_info[1]); + + /* monitor protection ON by default */ + (void)flash_protect(FLAG_PROTECT_SET, + base_b1 + size_b1 - + monitor_flash_len, + base_b1 + size_b1 - 1, + &flash_info[1]); + /* monitor protection OFF by default (one is enough) */ + (void)flash_protect(FLAG_PROTECT_CLEAR, + base_b0 + size_b0 - + monitor_flash_len, + base_b0 + size_b0 - 1, + &flash_info[0]); + } else { + flash_info[1].flash_id = FLASH_UNKNOWN; + flash_info[1].sector_count = -1; + } + + flash_info[0].size = size_b0; + flash_info[1].size = size_b1; + } /* else 2 banks */ + return (size_b0 + size_b1); +} + + +static void flash_get_offsets(ulong base, flash_info_t * info) +{ + int i; + + /* set up sector start address table */ + if (((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST) || + (info->flash_id == FLASH_AM040)) { + for (i = 0; i < info->sector_count; i++) + info->start[i] = base + (i * 0x00010000); + } else { + if (info->flash_id & FLASH_BTYPE) { + /* set sector offsets for bottom boot block type */ + info->start[0] = base + 0x00000000; + info->start[1] = base + 0x00004000; + info->start[2] = base + 0x00006000; + info->start[3] = base + 0x00008000; + for (i = 4; i < info->sector_count; i++) { + info->start[i] = + base + (i * 0x00010000) - 0x00030000; + } + } else { + /* set sector offsets for top boot block type */ + i = info->sector_count - 1; + info->start[i--] = base + info->size - 0x00004000; + info->start[i--] = base + info->size - 0x00006000; + info->start[i--] = base + info->size - 0x00008000; + for (; i >= 0; i--) { + info->start[i] = base + i * 0x00010000; + } + } + } +} diff --git a/board/walnut405/u-boot.lds b/board/amcc/walnut/u-boot.lds index 7a75f6a..7107880 100644 --- a/board/walnut405/u-boot.lds +++ b/board/amcc/walnut/u-boot.lds @@ -62,7 +62,6 @@ SECTIONS /* the sector layout of our flash chips! XXX FIXME XXX */ cpu/ppc4xx/start.o (.text) - board/walnut405/init.o (.text) cpu/ppc4xx/kgdb.o (.text) cpu/ppc4xx/traps.o (.text) cpu/ppc4xx/interrupts.o (.text) diff --git a/board/amcc/walnut/walnut.c b/board/amcc/walnut/walnut.c new file mode 100644 index 0000000..9fca0a6 --- /dev/null +++ b/board/amcc/walnut/walnut.c @@ -0,0 +1,111 @@ +/* + * (C) Copyright 2000-2005 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <common.h> +#include <asm/processor.h> +#include <spd_sdram.h> + +int board_early_init_f(void) +{ + /*-------------------------------------------------------------------------+ + | Interrupt controller setup for the Walnut/Sycamore board. + | Note: IRQ 0-15 405GP internally generated; active high; level sensitive + | IRQ 16 405GP internally generated; active low; level sensitive + | IRQ 17-24 RESERVED + | IRQ 25 (EXT IRQ 0) FPGA; active high; level sensitive + | IRQ 26 (EXT IRQ 1) SMI; active high; level sensitive + | IRQ 27 (EXT IRQ 2) Not Used + | IRQ 28 (EXT IRQ 3) PCI SLOT 3; active low; level sensitive + | IRQ 29 (EXT IRQ 4) PCI SLOT 2; active low; level sensitive + | IRQ 30 (EXT IRQ 5) PCI SLOT 1; active low; level sensitive + | IRQ 31 (EXT IRQ 6) PCI SLOT 0; active low; level sensitive + | Note for Walnut board: + | An interrupt taken for the FPGA (IRQ 25) indicates that either + | the Mouse, Keyboard, IRDA, or External Expansion caused the + | interrupt. The FPGA must be read to determine which device + | caused the interrupt. The default setting of the FPGA clears + | + +-------------------------------------------------------------------------*/ + + mtdcr(uicsr, 0xFFFFFFFF); /* clear all ints */ + mtdcr(uicer, 0x00000000); /* disable all ints */ + mtdcr(uiccr, 0x00000020); /* set all but FPGA SMI to be non-critical */ + mtdcr(uicpr, 0xFFFFFFE0); /* set int polarities */ + mtdcr(uictr, 0x10000000); /* set int trigger levels */ + mtdcr(uicvcr, 0x00000001); /* set vect base=0,INT0 highest priority */ + mtdcr(uicsr, 0xFFFFFFFF); /* clear all ints */ + + /* set UART1 control to select CTS/RTS */ +#define FPGA_BRDC 0xF0300004 + *(volatile char *)(FPGA_BRDC) |= 0x1; + + return 0; +} + +/* + * Check Board Identity: + */ +int checkboard(void) +{ + unsigned char *s = getenv("serial#"); + uint pvr = get_pvr(); + + if (pvr == PVR_405GPR_RB) { + puts("Board: Sycamore - AMCC PPC405GPr Evaluation Board"); + } else { + puts("Board: Walnut - AMCC PPC405GP Evaluation Board"); + } + + if (s != NULL) { + puts(", serial# "); + puts(s); + } + putc('\n'); + + return (0); +} + +/* + * sdram_init - Dummy implementation for start.S, spd_sdram used on this board! + */ +void sdram_init(void) +{ + return; +} + +/* + * initdram(int board_type) reads EEPROM via I2c. EEPROM contains all of + * the necessary info for SDRAM controller configuration + */ +long int initdram(int board_type) +{ + return spd_sdram(0); +} + +int testdram(void) +{ + /* TODO: XXX XXX XXX */ + printf("test: xxx MB - ok\n"); + + return (0); +} diff --git a/board/bubinga405ep/bubinga405ep.c b/board/bubinga405ep/bubinga405ep.c deleted file mode 100644 index 0be7965..0000000 --- a/board/bubinga405ep/bubinga405ep.c +++ /dev/null @@ -1,117 +0,0 @@ -/* - * (C) Copyright 2000 - * Wolfgang Denk, DENX Software Engineering, wd@denx.de. - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ -long int spd_sdram (void); - -#include <common.h> -#include <asm/processor.h> - - -int board_early_init_f (void) -{ - mtdcr (uicsr, 0xFFFFFFFF); /* clear all ints */ - mtdcr (uicer, 0x00000000); /* disable all ints */ - mtdcr (uiccr, 0x00000010); - mtdcr (uicpr, 0xFFFF7FF0); /* set int polarities */ - mtdcr (uictr, 0x00000010); /* set int trigger levels */ - mtdcr (uicsr, 0xFFFFFFFF); /* clear all ints */ - -#if 0 -#define mtebc(reg, data) mtdcr(ebccfga,reg);mtdcr(ebccfgd,data) - /* CS1 */ - /* BAS=0xF00,BS=0x0(1MB),BU=0x3(R/W),BW=0x0( 8 bits) */ - mtebc (pb1ap, 0x02815480); - mtebc (pb1cr, 0xF0018000); - - p = (unsigned int*)0xEF600708; - t = *p; - t = t | 0x00000400; - *p = t; - - /* BAS=0xF01,BS=0x0(1MB),BU=0x3(R/W),BW=0x0(8 bits) */ - mtebc (pb2ap, 0x04815A80); - mtebc (pb2cr, 0xF0118000); - - /* BAS=0xF02,BS=0x0(1MB),BU=0x3(R/W),BW=0x0( 8 bits) */ - mtebc (pb3ap, 0x01815280); - mtebc (pb3cr, 0xF0218000); - - /* BAS=0xF03,BS=0x0(1MB),BU=0x3(R/W),BW=0x0(8 bits) */ - mtebc (pb7ap, 0x01815280); - mtebc (pb7cr, 0xF0318000); - - - /* set UART1 control to select CTS/RTS */ -#define FPGA_BRDC 0xF0300004 - *(volatile char *) (FPGA_BRDC) |= 0x1; - -#endif - - return 0; -} - - -/* ------------------------------------------------------------------------- */ - -/* - * Check Board Identity: - */ - -int checkboard (void) -{ - unsigned char *s = getenv ("serial#"); - - puts ("Board: IBM 405EP Eval Board"); - - if (s != NULL) { - puts (", serial# "); - puts (s); - } - putc ('\n'); - - return (0); -} - - -/* ------------------------------------------------------------------------- - initdram(int board_type) reads EEPROM via I2c. EEPROM contains all of - the necessary info for SDRAM controller configuration - ------------------------------------------------------------------------- */ -long int initdram (int board_type) -{ - long int ret; - - ret = spd_sdram (); - return ret; -} - -/* ------------------------------------------------------------------------- */ - -int testdram (void) -{ - /* TODO: XXX XXX XXX */ - printf ("test: xxx MB - ok\n"); - - return (0); -} - -/* ------------------------------------------------------------------------- */ diff --git a/board/bubinga405ep/bubinga405ep.h b/board/bubinga405ep/bubinga405ep.h deleted file mode 100644 index 5fc313a..0000000 --- a/board/bubinga405ep/bubinga405ep.h +++ /dev/null @@ -1,44 +0,0 @@ -/* - * (C) Copyright 2000 - * Wolfgang Denk, DENX Software Engineering, wd@denx.de. - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -/**************************************************************************** - * FLASH Memory Map as used by TQ Monitor: - * - * Start Address Length - * +-----------------------+ 0x4000_0000 Start of Flash ----------------- - * | MON8xx code | 0x4000_0100 Reset Vector - * +-----------------------+ 0x400?_???? - * | (unused) | - * +-----------------------+ 0x4001_FF00 - * | Ethernet Addresses | 0x78 - * +-----------------------+ 0x4001_FF78 - * | (Reserved for MON8xx) | 0x44 - * +-----------------------+ 0x4001_FFBC - * | Lock Address | 0x04 - * +-----------------------+ 0x4001_FFC0 ^ - * | Hardware Information | 0x40 | MON8xx - * +=======================+ 0x4002_0000 (sector border) ----------------- - * | Autostart Header | | Applications - * | ... | v - * - *****************************************************************************/ diff --git a/board/bubinga405ep/flash.c b/board/bubinga405ep/flash.c deleted file mode 100644 index 85179d0..0000000 --- a/board/bubinga405ep/flash.c +++ /dev/null @@ -1,737 +0,0 @@ -/* - * (C) Copyright 2000 - * Wolfgang Denk, DENX Software Engineering, wd@denx.de. - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -/* - * Modified 4/5/2001 - * Wait for completion of each sector erase command issued - * 4/5/2001 - * Chris Hallinan - DS4.COM, Inc. - clh@net1plus.com - */ - -#include <common.h> -#include <ppc4xx.h> -#include <asm/processor.h> - -flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; /* info for FLASH chips */ - -/*----------------------------------------------------------------------- - * Functions - */ -static ulong flash_get_size (vu_long *addr, flash_info_t *info); -static int write_word (flash_info_t *info, ulong dest, ulong data); -static void flash_get_offsets (ulong base, flash_info_t *info); - -#ifdef CONFIG_ADCIOP -#define ADDR0 0x0aa9 -#define ADDR1 0x0556 -#define FLASH_WORD_SIZE unsigned char -#endif - -#ifdef CONFIG_CPCI405 -#define ADDR0 0x5555 -#define ADDR1 0x2aaa -#define FLASH_WORD_SIZE unsigned short -#endif - -#ifdef CONFIG_WALNUT405 -#define ADDR0 0x5555 -#define ADDR1 0x2aaa -#define FLASH_WORD_SIZE unsigned char -#endif - -#ifdef CONFIG_BUBINGA405EP -#define ADDR0 0x5555 -#define ADDR1 0x2aaa -#define FLASH_WORD_SIZE unsigned char -#endif - - -/*----------------------------------------------------------------------- - */ - -unsigned long flash_init (void) -{ - unsigned long size_b0, size_b1; - int i; - uint pbcr; - unsigned long base_b0, base_b1; - - /* Init: no FLASHes known */ - for (i = 0; i < CFG_MAX_FLASH_BANKS; ++i) { - flash_info[i].flash_id = FLASH_UNKNOWN; - } - - /* Static FLASH Bank configuration here - FIXME XXX */ - - size_b0 = flash_get_size ((vu_long *) FLASH_BASE0_PRELIM, &flash_info[0]); - - if (flash_info[0].flash_id == FLASH_UNKNOWN) { - printf ("## Unknown FLASH on Bank 0 - Size = 0x%08lx = %ld MB\n", - size_b0, size_b0 << 20); - } - - /* Only one bank */ - if (CFG_MAX_FLASH_BANKS == 1) { - /* Setup offsets */ - flash_get_offsets (FLASH_BASE0_PRELIM, &flash_info[0]); - - /* Monitor protection ON by default */ - (void) flash_protect (FLAG_PROTECT_SET, - FLASH_BASE0_PRELIM, - FLASH_BASE0_PRELIM + CFG_MONITOR_LEN - 1, - &flash_info[0]); - /* Also protect sector containing initial power-up instruction */ - (void) flash_protect (FLAG_PROTECT_SET, - 0xFFFFFFFC, 0xFFFFFFFF, &flash_info[0]); - size_b1 = 0; - flash_info[0].size = size_b0; - } - - /* 2 banks */ - else { - size_b1 = flash_get_size ((vu_long *) FLASH_BASE1_PRELIM, &flash_info[1]); - - /* Re-do sizing to get full correct info */ - - if (size_b1) { - mtdcr (ebccfga, pb0cr); - pbcr = mfdcr (ebccfgd); - mtdcr (ebccfga, pb0cr); - base_b1 = -size_b1; - pbcr = (pbcr & 0x0001ffff) | base_b1 | - (((size_b1 / 1024 / 1024) - 1) << 17); - mtdcr (ebccfgd, pbcr); - /* printf("pb1cr = %x\n", pbcr); */ - } - - if (size_b0) { - mtdcr (ebccfga, pb1cr); - pbcr = mfdcr (ebccfgd); - mtdcr (ebccfga, pb1cr); - base_b0 = base_b1 - size_b0; - pbcr = (pbcr & 0x0001ffff) | base_b0 | - (((size_b0 / 1024 / 1024) - 1) << 17); - mtdcr (ebccfgd, pbcr); - /* printf("pb0cr = %x\n", pbcr); */ - } - - size_b0 = flash_get_size ((vu_long *) base_b0, &flash_info[0]); - - flash_get_offsets (base_b0, &flash_info[0]); - - /* monitor protection ON by default */ - (void) flash_protect (FLAG_PROTECT_SET, - base_b0 + size_b0 - CFG_MONITOR_LEN, - base_b0 + size_b0 - 1, &flash_info[0]); - /* Also protect sector containing initial power-up instruction */ - /* (flash_protect() checks address range - other call ignored) */ - (void) flash_protect (FLAG_PROTECT_SET, - 0xFFFFFFFC, 0xFFFFFFFF, &flash_info[0]); - (void) flash_protect (FLAG_PROTECT_SET, - 0xFFFFFFFC, 0xFFFFFFFF, &flash_info[1]); - - if (size_b1) { - /* Re-do sizing to get full correct info */ - size_b1 = flash_get_size ((vu_long *) base_b1, &flash_info[1]); - - flash_get_offsets (base_b1, &flash_info[1]); - - /* monitor protection ON by default */ - (void) flash_protect (FLAG_PROTECT_SET, - base_b1 + size_b1 - CFG_MONITOR_LEN, - base_b1 + size_b1 - 1, - &flash_info[1]); - /* monitor protection OFF by default (one is enough) */ - (void) flash_protect (FLAG_PROTECT_CLEAR, - base_b0 + size_b0 - CFG_MONITOR_LEN, - base_b0 + size_b0 - 1, - &flash_info[0]); - } else { - flash_info[1].flash_id = FLASH_UNKNOWN; - flash_info[1].sector_count = -1; - } - - flash_info[0].size = size_b0; - flash_info[1].size = size_b1; - } /* else 2 banks */ - return (size_b0 + size_b1); -} - - -/*----------------------------------------------------------------------- - */ -static void flash_get_offsets (ulong base, flash_info_t * info) -{ - int i; - - /* set up sector start address table */ - if (((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST) || - (info->flash_id == FLASH_AM040)) { - for (i = 0; i < info->sector_count; i++) - info->start[i] = base + (i * 0x00010000); - } else { - if (info->flash_id & FLASH_BTYPE) { - /* set sector offsets for bottom boot block type */ - info->start[0] = base + 0x00000000; - info->start[1] = base + 0x00004000; - info->start[2] = base + 0x00006000; - info->start[3] = base + 0x00008000; - for (i = 4; i < info->sector_count; i++) { - info->start[i] = base + (i * 0x00010000) - 0x00030000; - } - } else { - /* set sector offsets for top boot block type */ - i = info->sector_count - 1; - info->start[i--] = base + info->size - 0x00004000; - info->start[i--] = base + info->size - 0x00006000; - info->start[i--] = base + info->size - 0x00008000; - for (; i >= 0; i--) { - info->start[i] = base + i * 0x00010000; - } - } - } -} - -/*----------------------------------------------------------------------- - */ -void flash_print_info (flash_info_t * info) -{ - int i; - int k; - int size; - int erased; - volatile unsigned long *flash; - - if (info->flash_id == FLASH_UNKNOWN) { - printf ("missing or unknown FLASH type\n"); - return; - } - - switch (info->flash_id & FLASH_VENDMASK) { - case FLASH_MAN_AMD: printf ("AMD "); break; - case FLASH_MAN_FUJ: printf ("FUJITSU "); break; - case FLASH_MAN_SST: printf ("SST "); break; - default: printf ("Unknown Vendor "); break; - } - - switch (info->flash_id & FLASH_TYPEMASK) { - case FLASH_AM040: printf ("AM29F040 (512 Kbit, uniform sector size)\n"); - break; - case FLASH_AM400B: printf ("AM29LV400B (4 Mbit, bottom boot sect)\n"); - break; - case FLASH_AM400T: printf ("AM29LV400T (4 Mbit, top boot sector)\n"); - break; - case FLASH_AM800B: printf ("AM29LV800B (8 Mbit, bottom boot sect)\n"); - break; - case FLASH_AM800T: printf ("AM29LV800T (8 Mbit, top boot sector)\n"); - break; - case FLASH_AM160B: printf ("AM29LV160B (16 Mbit, bottom boot sect)\n"); - break; - case FLASH_AM160T: printf ("AM29LV160T (16 Mbit, top boot sector)\n"); - break; - case FLASH_AM320B: printf ("AM29LV320B (32 Mbit, bottom boot sect)\n"); - break; - case FLASH_AM320T: printf ("AM29LV320T (32 Mbit, top boot sector)\n"); - break; - case FLASH_SST800A: printf ("SST39LF/VF800 (8 Mbit, uniform sector size)\n"); - break; - case FLASH_SST160A: printf ("SST39LF/VF160 (16 Mbit, uniform sector size)\n"); - break; - default: printf ("Unknown Chip Type\n"); - break; - } - - printf (" Size: %ld KB in %d Sectors\n", - info->size >> 10, info->sector_count); - - printf (" Sector Start Addresses:"); - for (i = 0; i < info->sector_count; ++i) { - /* - * Check if whole sector is erased - */ - if (i != (info->sector_count - 1)) - size = info->start[i + 1] - info->start[i]; - else - size = info->start[0] + info->size - info->start[i]; - erased = 1; - flash = (volatile unsigned long *) info->start[i]; - size = size >> 2; /* divide by 4 for longword access */ - for (k = 0; k < size; k++) { - if (*flash++ != 0xffffffff) { - erased = 0; - break; - } - } - - if ((i % 5) == 0) - printf ("\n "); -#if 0 /* test-only */ - printf (" %08lX%s", - info->start[i], info->protect[i] ? " (RO)" : " " -#else - printf (" %08lX%s%s", - info->start[i], - erased ? " E" : " ", info->protect[i] ? "RO " : " " -#endif - ); - } - printf ("\n"); - return; -} - -/*----------------------------------------------------------------------- - */ - - -/*----------------------------------------------------------------------- - */ - -/* - * The following code cannot be run from FLASH! - */ -static ulong flash_get_size (vu_long * addr, flash_info_t * info) -{ - short i; - FLASH_WORD_SIZE value; - ulong base = (ulong) addr; - volatile FLASH_WORD_SIZE *addr2 = (FLASH_WORD_SIZE *) addr; - - /* Write auto select command: read Manufacturer ID */ - addr2[ADDR0] = (FLASH_WORD_SIZE) 0x00AA00AA; - addr2[ADDR1] = (FLASH_WORD_SIZE) 0x00550055; - addr2[ADDR0] = (FLASH_WORD_SIZE) 0x00900090; - -#ifdef CONFIG_ADCIOP - value = addr2[2]; -#else - value = addr2[0]; -#endif - - switch (value) { - case (FLASH_WORD_SIZE) AMD_MANUFACT: - info->flash_id = FLASH_MAN_AMD; - break; - case (FLASH_WORD_SIZE) FUJ_MANUFACT: - info->flash_id = FLASH_MAN_FUJ; - break; - case (FLASH_WORD_SIZE) SST_MANUFACT: - info->flash_id = FLASH_MAN_SST; - break; - default: - info->flash_id = FLASH_UNKNOWN; - info->sector_count = 0; - info->size = 0; - return (0); /* no or unknown flash */ - } - -#ifdef CONFIG_ADCIOP - value = addr2[0]; /* device ID */ - /* printf("\ndev_code=%x\n", value); */ -#else - value = addr2[1]; /* device ID */ -#endif - - switch (value) { - case (FLASH_WORD_SIZE) AMD_ID_F040B: - info->flash_id += FLASH_AM040; - info->sector_count = 8; - info->size = 0x0080000; /* => 512 ko */ - break; - case (FLASH_WORD_SIZE) AMD_ID_LV400T: - info->flash_id += FLASH_AM400T; - info->sector_count = 11; - info->size = 0x00080000; - break; /* => 0.5 MB */ - - case (FLASH_WORD_SIZE) AMD_ID_LV400B: - info->flash_id += FLASH_AM400B; - info->sector_count = 11; - info->size = 0x00080000; - break; /* => 0.5 MB */ - - case (FLASH_WORD_SIZE) AMD_ID_LV800T: - info->flash_id += FLASH_AM800T; - info->sector_count = 19; - info->size = 0x00100000; - break; /* => 1 MB */ - - case (FLASH_WORD_SIZE) AMD_ID_LV800B: - info->flash_id += FLASH_AM800B; - info->sector_count = 19; - info->size = 0x00100000; - break; /* => 1 MB */ - - case (FLASH_WORD_SIZE) AMD_ID_LV160T: - info->flash_id += FLASH_AM160T; - info->sector_count = 35; - info->size = 0x00200000; - break; /* => 2 MB */ - - case (FLASH_WORD_SIZE) AMD_ID_LV160B: - info->flash_id += FLASH_AM160B; - info->sector_count = 35; - info->size = 0x00200000; - break; /* => 2 MB */ -#if 0 /* enable when device IDs are available */ - case (FLASH_WORD_SIZE) AMD_ID_LV320T: - info->flash_id += FLASH_AM320T; - info->sector_count = 67; - info->size = 0x00400000; - break; /* => 4 MB */ - - case (FLASH_WORD_SIZE) AMD_ID_LV320B: - info->flash_id += FLASH_AM320B; - info->sector_count = 67; - info->size = 0x00400000; - break; /* => 4 MB */ -#endif - case (FLASH_WORD_SIZE) SST_ID_xF800A: - info->flash_id += FLASH_SST800A; - info->sector_count = 16; - info->size = 0x00100000; - break; /* => 1 MB */ - - case (FLASH_WORD_SIZE) SST_ID_xF160A: - info->flash_id += FLASH_SST160A; - info->sector_count = 32; - info->size = 0x00200000; - break; /* => 2 MB */ - - default: - info->flash_id = FLASH_UNKNOWN; - return (0); /* => no or unknown flash */ - - } - - /* set up sector start address table */ - if (((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST) || - (info->flash_id == FLASH_AM040)) { - for (i = 0; i < info->sector_count; i++) - info->start[i] = base + (i * 0x00010000); - } else { - if (info->flash_id & FLASH_BTYPE) { - /* set sector offsets for bottom boot block type */ - info->start[0] = base + 0x00000000; - info->start[1] = base + 0x00004000; - info->start[2] = base + 0x00006000; - info->start[3] = base + 0x00008000; - for (i = 4; i < info->sector_count; i++) { - info->start[i] = base + (i * 0x00010000) - 0x00030000; - } - } else { - /* set sector offsets for top boot block type */ - i = info->sector_count - 1; - info->start[i--] = base + info->size - 0x00004000; - info->start[i--] = base + info->size - 0x00006000; - info->start[i--] = base + info->size - 0x00008000; - for (; i >= 0; i--) { - info->start[i] = base + i * 0x00010000; - } - } - } - - /* check for protected sectors */ - for (i = 0; i < info->sector_count; i++) { - /* read sector protection at sector address, (A7 .. A0) = 0x02 */ - /* D0 = 1 if protected */ -#ifdef CONFIG_ADCIOP - addr2 = (volatile FLASH_WORD_SIZE *) (info->start[i]); - info->protect[i] = addr2[4] & 1; -#else - addr2 = (volatile FLASH_WORD_SIZE *) (info->start[i]); - if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST) - info->protect[i] = 0; - else - info->protect[i] = addr2[2] & 1; -#endif - } - - /* - * Prevent writes to uninitialized FLASH. - */ - if (info->flash_id != FLASH_UNKNOWN) { -#if 0 /* test-only */ -#ifdef CONFIG_ADCIOP - addr2 = (volatile unsigned char *) info->start[0]; - addr2[ADDR0] = 0xAA; - addr2[ADDR1] = 0x55; - addr2[ADDR0] = 0xF0; /* reset bank */ -#else - addr2 = (FLASH_WORD_SIZE *) info->start[0]; - *addr2 = (FLASH_WORD_SIZE) 0x00F000F0; /* reset bank */ -#endif -#else /* test-only */ - addr2 = (FLASH_WORD_SIZE *) info->start[0]; - *addr2 = (FLASH_WORD_SIZE) 0x00F000F0; /* reset bank */ -#endif /* test-only */ - } - - return (info->size); -} - -int wait_for_DQ7 (flash_info_t * info, int sect) -{ - ulong start, now, last; - volatile FLASH_WORD_SIZE *addr = (FLASH_WORD_SIZE *) (info->start[sect]); - - start = get_timer (0); - last = 0; - while ((addr[0] & (FLASH_WORD_SIZE) 0x00800080) != (FLASH_WORD_SIZE) 0x00800080) { - if ((now = get_timer (start)) > CFG_FLASH_ERASE_TOUT) { - printf ("Timeout\n"); - return -1; - } - /* show that we're waiting */ - if ((now - last) > 1000) { /* every second */ - putc ('.'); - last = now; - } - } - return 0; -} - -/*----------------------------------------------------------------------- - */ - -int flash_erase (flash_info_t * info, int s_first, int s_last) -{ - volatile FLASH_WORD_SIZE *addr = (FLASH_WORD_SIZE *) (info->start[0]); - volatile FLASH_WORD_SIZE *addr2; - int flag, prot, sect, l_sect; - int i; - - if ((s_first < 0) || (s_first > s_last)) { - if (info->flash_id == FLASH_UNKNOWN) { - printf ("- missing\n"); - } else { - printf ("- no sectors to erase\n"); - } - return 1; - } - - if (info->flash_id == FLASH_UNKNOWN) { - printf ("Can't erase unknown flash type - aborted\n"); - return 1; - } - - prot = 0; - for (sect = s_first; sect <= s_last; ++sect) { - if (info->protect[sect]) { - prot++; - } - } - - if (prot) { - printf ("- Warning: %d protected sectors will not be erased!\n", prot); - } else { - printf ("\n"); - } - - l_sect = -1; - - /* Disable interrupts which might cause a timeout here */ - flag = disable_interrupts (); - - /* Start erase on unprotected sectors */ - for (sect = s_first; sect <= s_last; sect++) { - if (info->protect[sect] == 0) { /* not protected */ - addr2 = (FLASH_WORD_SIZE *) (info->start[sect]); - printf ("Erasing sector %p\n", addr2); /* CLH */ - - if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST) { - addr[ADDR0] = (FLASH_WORD_SIZE) 0x00AA00AA; - addr[ADDR1] = (FLASH_WORD_SIZE) 0x00550055; - addr[ADDR0] = (FLASH_WORD_SIZE) 0x00800080; - addr[ADDR0] = (FLASH_WORD_SIZE) 0x00AA00AA; - addr[ADDR1] = (FLASH_WORD_SIZE) 0x00550055; - addr2[0] = (FLASH_WORD_SIZE) 0x00500050; /* block erase */ - for (i = 0; i < 50; i++) - udelay (1000); /* wait 1 ms */ - } else { - addr[ADDR0] = (FLASH_WORD_SIZE) 0x00AA00AA; - addr[ADDR1] = (FLASH_WORD_SIZE) 0x00550055; - addr[ADDR0] = (FLASH_WORD_SIZE) 0x00800080; - addr[ADDR0] = (FLASH_WORD_SIZE) 0x00AA00AA; - addr[ADDR1] = (FLASH_WORD_SIZE) 0x00550055; - addr2[0] = (FLASH_WORD_SIZE) 0x00300030; /* sector erase */ - } - l_sect = sect; - /* - * Wait for each sector to complete, it's more - * reliable. According to AMD Spec, you must - * issue all erase commands within a specified - * timeout. This has been seen to fail, especially - * if printf()s are included (for debug)!! - */ - wait_for_DQ7 (info, sect); - } - } - - /* re-enable interrupts if necessary */ - if (flag) - enable_interrupts (); - - /* wait at least 80us - let's wait 1 ms */ - udelay (1000); - -#if 0 - /* - * We wait for the last triggered sector - */ - if (l_sect < 0) - goto DONE; - wait_for_DQ7 (info, l_sect); - - DONE: -#endif - /* reset to read mode */ - addr = (FLASH_WORD_SIZE *) info->start[0]; - addr[0] = (FLASH_WORD_SIZE) 0x00F000F0; /* reset bank */ - - printf (" done\n"); - return 0; -} - -/*----------------------------------------------------------------------- - * Copy memory to flash, returns: - * 0 - OK - * 1 - write timeout - * 2 - Flash not erased - */ - -int write_buff (flash_info_t * info, uchar * src, ulong addr, ulong cnt) -{ - ulong cp, wp, data; - int i, l, rc; - - wp = (addr & ~3); /* get lower word aligned address */ - - /* - * handle unaligned start bytes - */ - if ((l = addr - wp) != 0) { - data = 0; - for (i = 0, cp = wp; i < l; ++i, ++cp) { - data = (data << 8) | (*(uchar *) cp); - } - for (; i < 4 && cnt > 0; ++i) { - data = (data << 8) | *src++; - --cnt; - ++cp; - } - for (; cnt == 0 && i < 4; ++i, ++cp) { - data = (data << 8) | (*(uchar *) cp); - } - - if ((rc = write_word (info, wp, data)) != 0) { - return (rc); - } - wp += 4; - } - - /* - * handle word aligned part - */ - while (cnt >= 4) { - data = 0; - for (i = 0; i < 4; ++i) { - data = (data << 8) | *src++; - } - if ((rc = write_word (info, wp, data)) != 0) { - return (rc); - } - wp += 4; - cnt -= 4; - } - - if (cnt == 0) { - return (0); - } - - /* - * handle unaligned tail bytes - */ - data = 0; - for (i = 0, cp = wp; i < 4 && cnt > 0; ++i, ++cp) { - data = (data << 8) | *src++; - --cnt; - } - for (; i < 4; ++i, ++cp) { - data = (data << 8) | (*(uchar *) cp); - } - - return (write_word (info, wp, data)); -} - -/*----------------------------------------------------------------------- - * Write a word to Flash, returns: - * 0 - OK - * 1 - write timeout - * 2 - Flash not erased - */ -static int write_word (flash_info_t * info, ulong dest, ulong data) -{ - volatile FLASH_WORD_SIZE *addr2 = (FLASH_WORD_SIZE *) (info->start[0]); - volatile FLASH_WORD_SIZE *dest2 = (FLASH_WORD_SIZE *) dest; - volatile FLASH_WORD_SIZE *data2 = (FLASH_WORD_SIZE *) & data; - ulong start; - int i; - - /* Check if Flash is (sufficiently) erased */ - if ((*((volatile FLASH_WORD_SIZE *) dest) & - (FLASH_WORD_SIZE) data) != (FLASH_WORD_SIZE) data) { - return (2); - } - - for (i = 0; i < 4 / sizeof (FLASH_WORD_SIZE); i++) { - int flag; - - /* Disable interrupts which might cause a timeout here */ - flag = disable_interrupts (); - - addr2[ADDR0] = (FLASH_WORD_SIZE) 0x00AA00AA; - addr2[ADDR1] = (FLASH_WORD_SIZE) 0x00550055; - addr2[ADDR0] = (FLASH_WORD_SIZE) 0x00A000A0; - - dest2[i] = data2[i]; - - /* re-enable interrupts if necessary */ - if (flag) - enable_interrupts (); - - /* data polling for D7 */ - start = get_timer (0); - while ((dest2[i] & (FLASH_WORD_SIZE) 0x00800080) != - (data2[i] & (FLASH_WORD_SIZE) 0x00800080)) { - - if (get_timer (start) > CFG_FLASH_WRITE_TOUT) { - return (1); - } - } - } - - return (0); -} - -/*----------------------------------------------------------------------- - */ diff --git a/board/bubinga405ep/init.S b/board/bubinga405ep/init.S deleted file mode 100644 index e478525..0000000 --- a/board/bubinga405ep/init.S +++ /dev/null @@ -1,55 +0,0 @@ -/*------------------------------------------------------------------------------+ */ -/* */ -/* This source code has been made available to you by IBM on an AS-IS */ -/* basis. Anyone receiving this source is licensed under IBM */ -/* copyrights to use it in any way he or she deems fit, including */ -/* copying it, modifying it, compiling it, and redistributing it either */ -/* with or without modifications. No license under IBM patents or */ -/* patent applications is to be implied by the copyright license. */ -/* */ -/* Any user of this software should understand that IBM cannot provide */ -/* technical support for this software and will not be responsible for */ -/* any consequences resulting from the use of this software. */ -/* */ -/* Any person who transfers this source code or any derivative work */ -/* must include the IBM copyright notice, this paragraph, and the */ -/* preceding two paragraphs in the transferred software. */ -/* */ -/* COPYRIGHT I B M CORPORATION 1995 */ -/* LICENSED MATERIAL - PROGRAM PROPERTY OF I B M */ -/*------------------------------------------------------------------------------- */ - -/*----------------------------------------------------------------------------- */ -/* Function: ext_bus_cntlr_init */ -/* Description: Initializes the External Bus Controller for the external */ -/* peripherals. IMPORTANT: For pass1 this code must run from */ -/* cache since you can not reliably change a peripheral banks */ -/* timing register (pbxap) while running code from that bank. */ -/* For ex., since we are running from ROM on bank 0, we can NOT */ -/* execute the code that modifies bank 0 timings from ROM, so */ -/* we run it from cache. */ -/* Bank 0 - Flash and SRAM */ -/* Bank 1 - NVRAM/RTC */ -/* Bank 2 - Keyboard/Mouse controller */ -/* Bank 3 - IR controller */ -/* Bank 4 - not used */ -/* Bank 5 - not used */ -/* Bank 6 - not used */ -/* Bank 7 - FPGA registers */ -/*----------------------------------------------------------------------------- */ -#include <ppc4xx.h> - -#include <ppc_asm.tmpl> -#include <ppc_defs.h> - -#include <asm/cache.h> -#include <asm/mmu.h> - - -/*----------------------------------------------------------------------------- */ -/* Function: sdram_init */ -/* Description: Dummy implementation here - done in C later */ -/*----------------------------------------------------------------------------- */ - .globl sdram_init -sdram_init: - blr diff --git a/board/bubinga405ep/u-boot.lds.debug b/board/bubinga405ep/u-boot.lds.debug deleted file mode 100644 index df50b7d..0000000 --- a/board/bubinga405ep/u-boot.lds.debug +++ /dev/null @@ -1,146 +0,0 @@ -/* - * (C) Copyright 2000 - * Wolfgang Denk, DENX Software Engineering, wd@denx.de. - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -OUTPUT_ARCH(powerpc) -SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/lib); SEARCH_DIR(/usr/local/powerpc-any-elf/lib); -/* Do we need any of these for elf? - __DYNAMIC = 0; */ -SECTIONS -{ - /* Read-only sections, merged into text segment: */ - . = + SIZEOF_HEADERS; - .interp : { *(.interp) } - .hash : { *(.hash) } - .dynsym : { *(.dynsym) } - .dynstr : { *(.dynstr) } - .rel.text : { *(.rel.text) } - .rela.text : { *(.rela.text) } - .rel.data : { *(.rel.data) } - .rela.data : { *(.rela.data) } - .rel.rodata : { *(.rel.rodata) } - .rela.rodata : { *(.rela.rodata) } - .rel.got : { *(.rel.got) } - .rela.got : { *(.rela.got) } - .rel.ctors : { *(.rel.ctors) } - .rela.ctors : { *(.rela.ctors) } - .rel.dtors : { *(.rel.dtors) } - .rela.dtors : { *(.rela.dtors) } - .rel.bss : { *(.rel.bss) } - .rela.bss : { *(.rela.bss) } - .rel.plt : { *(.rel.plt) } - .rela.plt : { *(.rela.plt) } - .init : { *(.init) } - .plt : { *(.plt) } - .text : - { - /* WARNING - the following is hand-optimized to fit within */ - /* the sector layout of our flash chips! XXX FIXME XXX */ - -/* - cpu/ppc4xx/start.o (.text) - common/dlmalloc.o (.text) - lib_generic/vsprintf.o (.text) - lib_generic/crc32.o (.text) - lib_ppc/extable.o (.text) -*/ - cpu/ppc4xx/start.o (.text) - board/bubinga405ep/init.o (.text) - cpu/ppc4xx/kgdb.o (.text) - cpu/ppc4xx/traps.o (.text) - cpu/ppc4xx/interrupts.o (.text) - cpu/ppc4xx/serial.o (.text) - cpu/ppc4xx/cpu_init.o (.text) - cpu/ppc4xx/speed.o (.text) - cpu/ppc4xx/405gp_enet.o (.text) - common/dlmalloc.o (.text) - lib_generic/crc32.o (.text) - lib_ppc/extable.o (.text) - lib_generic/zlib.o (.text) - - - common/environment.o(.text) - - *(.text) - *(.fixup) - *(.got1) - } - _etext = .; - PROVIDE (etext = .); - .rodata : - { - *(.rodata) - *(.rodata1) - } - .fini : { *(.fini) } =0 - .ctors : { *(.ctors) } - .dtors : { *(.dtors) } - - /* Read-write section, merged into data segment: */ - . = (. + 0x0FFF) & 0xFFFFF000; - _erotext = .; - PROVIDE (erotext = .); - .reloc : - { - *(.got) - _GOT2_TABLE_ = .; - *(.got2) - _FIXUP_TABLE_ = .; - *(.fixup) - } - __got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >>2; - __fixup_entries = (. - _FIXUP_TABLE_)>>2; - - .data : - { - *(.data) - *(.data1) - *(.sdata) - *(.sdata2) - *(.dynamic) - CONSTRUCTORS - } - _edata = .; - PROVIDE (edata = .); - - __start___ex_table = .; - __ex_table : { *(__ex_table) } - __stop___ex_table = .; - - . = ALIGN(4096); - __init_begin = .; - .text.init : { *(.text.init) } - .data.init : { *(.data.init) } - . = ALIGN(4096); - __init_end = .; - - __bss_start = .; - .bss : - { - *(.sbss) *(.scommon) - *(.dynbss) - *(.bss) - *(COMMON) - } - _end = . ; - PROVIDE (end = .); -} diff --git a/board/ebony/ebony.h b/board/ebony/ebony.h deleted file mode 100644 index 73d489e..0000000 --- a/board/ebony/ebony.h +++ /dev/null @@ -1,44 +0,0 @@ -/* - * (C) Copyright 2002 - * Wolfgang Denk, DENX Software Engineering, wd@denx.de. - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -/**************************************************************************** - * FLASH Memory Map as used by TQ Monitor: - * - * Start Address Length - * +-----------------------+ 0x4000_0000 Start of Flash ----------------- - * | MON8xx code | 0x4000_0100 Reset Vector - * +-----------------------+ 0x400?_???? - * | (unused) | - * +-----------------------+ 0x4001_FF00 - * | Ethernet Addresses | 0x78 - * +-----------------------+ 0x4001_FF78 - * | (Reserved for MON8xx) | 0x44 - * +-----------------------+ 0x4001_FFBC - * | Lock Address | 0x04 - * +-----------------------+ 0x4001_FFC0 ^ - * | Hardware Information | 0x40 | MON8xx - * +=======================+ 0x4002_0000 (sector border) ----------------- - * | Autostart Header | | Applications - * | ... | v - * - *****************************************************************************/ diff --git a/board/ebony/flash.c b/board/ebony/flash.c deleted file mode 100644 index d8b4757..0000000 --- a/board/ebony/flash.c +++ /dev/null @@ -1,743 +0,0 @@ -/* - * (C) Copyright 2002 - * Wolfgang Denk, DENX Software Engineering, wd@denx.de. - * - * (C) Copyright 2002 Jun Gu <jung@artesyncp.com> - * Add support for Am29F016D and dynamic switch setting. - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -/* - * Modified 4/5/2001 - * Wait for completion of each sector erase command issued - * 4/5/2001 - * Chris Hallinan - DS4.COM, Inc. - clh@net1plus.com - */ - -#include <common.h> -#include <ppc4xx.h> -#include <asm/processor.h> - - -#undef DEBUG -#ifdef DEBUG -#define DEBUGF(x...) printf(x) -#else -#define DEBUGF(x...) -#endif /* DEBUG */ - -#define BOOT_SMALL_FLASH 32 /* 00100000 */ -#define FLASH_ONBD_N 2 /* 00000010 */ -#define FLASH_SRAM_SEL 1 /* 00000001 */ - -#define BOOT_SMALL_FLASH_VAL 4 -#define FLASH_ONBD_N_VAL 2 -#define FLASH_SRAM_SEL_VAL 1 - - -flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; /* info for FLASH chips */ - -static unsigned long flash_addr_table[8][CFG_MAX_FLASH_BANKS] = { - {0xffc00000, 0xffe00000, 0xff880000}, /* 0:000: configuraton 3 */ - {0xffc00000, 0xffe00000, 0xff800000}, /* 1:001: configuraton 4 */ - {0xffc00000, 0xffe00000, 0x00000000}, /* 2:010: configuraton 7 */ - {0xffc00000, 0xffe00000, 0x00000000}, /* 3:011: configuraton 8 */ - {0xff800000, 0xffa00000, 0xfff80000}, /* 4:100: configuraton 1 */ - {0xff800000, 0xffa00000, 0xfff00000}, /* 5:101: configuraton 2 */ - {0xffc00000, 0xffe00000, 0x00000000}, /* 6:110: configuraton 5 */ - {0xffc00000, 0xffe00000, 0x00000000} /* 7:111: configuraton 6 */ -}; - -/*----------------------------------------------------------------------- - * Functions - */ -static ulong flash_get_size (vu_long *addr, flash_info_t *info); -static int write_word (flash_info_t *info, ulong dest, ulong data); -#if 0 -static void flash_get_offsets (ulong base, flash_info_t *info); -#endif - -#ifdef CONFIG_ADCIOP -#define ADDR0 0x0aa9 -#define ADDR1 0x0556 -#define FLASH_WORD_SIZE unsigned char -#endif - -#ifdef CONFIG_CPCI405 -#define ADDR0 0x5555 -#define ADDR1 0x2aaa -#define FLASH_WORD_SIZE unsigned short -#endif - -#ifdef CONFIG_WALNUT405 -#define ADDR0 0x5555 -#define ADDR1 0x2aaa -#define FLASH_WORD_SIZE unsigned char -#endif - -#ifdef CONFIG_EBONY -#define ADDR0 0x5555 -#define ADDR1 0x2aaa -#define FLASH_WORD_SIZE unsigned char -#endif - -/*----------------------------------------------------------------------- - */ - -unsigned long flash_init (void) { - unsigned long total_b = 0; - unsigned long size_b[CFG_MAX_FLASH_BANKS]; - unsigned char * fpga_base = (unsigned char *)CFG_FPGA_BASE; - unsigned char switch_status; - unsigned short index = 0; - int i; - - - /* read FPGA base register FPGA_REG0 */ - switch_status = *fpga_base; - - /* check the bitmap of switch status */ - if (switch_status & BOOT_SMALL_FLASH) { - index += BOOT_SMALL_FLASH_VAL; - } - if (switch_status & FLASH_ONBD_N) { - index += FLASH_ONBD_N_VAL; - } - if (switch_status & FLASH_SRAM_SEL) { - index += FLASH_SRAM_SEL_VAL; - } - - DEBUGF("\n"); - DEBUGF("FLASH: Index: %d\n", index); - - /* Init: no FLASHes known */ - for (i=0; i<CFG_MAX_FLASH_BANKS; ++i) { - flash_info[i].flash_id = FLASH_UNKNOWN; - flash_info[i].sector_count = -1; - flash_info[i].size = 0; - - /* check whether the address is 0 */ - if (flash_addr_table[index][i] == 0) { - continue; - } - - /* call flash_get_size() to initialize sector address */ - size_b[i] = flash_get_size( - (vu_long *)flash_addr_table[index][i], &flash_info[i]); - flash_info[i].size = size_b[i]; - if (flash_info[i].flash_id == FLASH_UNKNOWN) { - printf ("## Unknown FLASH on Bank %d - Size = 0x%08lx = %ld MB\n", - i, size_b[i], size_b[i]<<20); - flash_info[i].sector_count = -1; - flash_info[i].size = 0; - } - - total_b += flash_info[i].size; - } - - return total_b; -} - - -/*----------------------------------------------------------------------- - */ -#if 0 -static void flash_get_offsets (ulong base, flash_info_t *info) -{ - int i; - - /* set up sector start address table */ - if (((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST) || - (info->flash_id == FLASH_AM040) || - (info->flash_id == FLASH_AMD016)) { - for (i = 0; i < info->sector_count; i++) - info->start[i] = base + (i * 0x00010000); - } else { - if (info->flash_id & FLASH_BTYPE) { - /* set sector offsets for bottom boot block type */ - info->start[0] = base + 0x00000000; - info->start[1] = base + 0x00004000; - info->start[2] = base + 0x00006000; - info->start[3] = base + 0x00008000; - for (i = 4; i < info->sector_count; i++) { - info->start[i] = base + (i * 0x00010000) - 0x00030000; - } - } else { - /* set sector offsets for top boot block type */ - i = info->sector_count - 1; - info->start[i--] = base + info->size - 0x00004000; - info->start[i--] = base + info->size - 0x00006000; - info->start[i--] = base + info->size - 0x00008000; - for (; i >= 0; i--) { - info->start[i] = base + i * 0x00010000; - } - } - } -} -#endif /* 0 */ - -/*----------------------------------------------------------------------- - */ -void flash_print_info (flash_info_t *info) -{ - int i; - int k; - int size; - int erased; - volatile unsigned long *flash; - - if (info->flash_id == FLASH_UNKNOWN) { - printf ("missing or unknown FLASH type\n"); - return; - } - - switch (info->flash_id & FLASH_VENDMASK) { - case FLASH_MAN_AMD: printf ("AMD "); break; - case FLASH_MAN_FUJ: printf ("FUJITSU "); break; - case FLASH_MAN_SST: printf ("SST "); break; - default: printf ("Unknown Vendor "); break; - } - - switch (info->flash_id & FLASH_TYPEMASK) { - case FLASH_AMD016: printf ("AM29F016D (16 Mbit, uniform sector size)\n"); - break; - case FLASH_AM040: printf ("AM29F040 (512 Kbit, uniform sector size)\n"); - break; - case FLASH_AM400B: printf ("AM29LV400B (4 Mbit, bottom boot sect)\n"); - break; - case FLASH_AM400T: printf ("AM29LV400T (4 Mbit, top boot sector)\n"); - break; - case FLASH_AM800B: printf ("AM29LV800B (8 Mbit, bottom boot sect)\n"); - break; - case FLASH_AM800T: printf ("AM29LV800T (8 Mbit, top boot sector)\n"); - break; - case FLASH_AM160B: printf ("AM29LV160B (16 Mbit, bottom boot sect)\n"); - break; - case FLASH_AM160T: printf ("AM29LV160T (16 Mbit, top boot sector)\n"); - break; - case FLASH_AM320B: printf ("AM29LV320B (32 Mbit, bottom boot sect)\n"); - break; - case FLASH_AM320T: printf ("AM29LV320T (32 Mbit, top boot sector)\n"); - break; - case FLASH_SST800A: printf ("SST39LF/VF800 (8 Mbit, uniform sector size)\n"); - break; - case FLASH_SST160A: printf ("SST39LF/VF160 (16 Mbit, uniform sector size)\n"); - break; - default: printf ("Unknown Chip Type\n"); - break; - } - - printf (" Size: %ld KB in %d Sectors\n", - info->size >> 10, info->sector_count); - - printf (" Sector Start Addresses:"); - for (i=0; i<info->sector_count; ++i) { - /* - * Check if whole sector is erased - */ - if (i != (info->sector_count-1)) - size = info->start[i+1] - info->start[i]; - else - size = info->start[0] + info->size - info->start[i]; - erased = 1; - flash = (volatile unsigned long *)info->start[i]; - size = size >> 2; /* divide by 4 for longword access */ - for (k=0; k<size; k++) - { - if (*flash++ != 0xffffffff) - { - erased = 0; - break; - } - } - - if ((i % 5) == 0) - printf ("\n "); - printf (" %08lX%s%s", - info->start[i], - erased ? " E" : " ", - info->protect[i] ? "RO " : " " - ); - } - printf ("\n"); - return; - } - -/*----------------------------------------------------------------------- - */ - - -/*----------------------------------------------------------------------- - */ - -/* - * The following code cannot be run from FLASH! - */ - static ulong flash_get_size (vu_long *addr, flash_info_t *info) - { - short i; - FLASH_WORD_SIZE value; - ulong base = (ulong)addr; - volatile FLASH_WORD_SIZE *addr2 = (FLASH_WORD_SIZE *)addr; - - DEBUGF("FLASH ADDR: %08x\n", (unsigned)addr ); - - /* Write auto select command: read Manufacturer ID */ - udelay(10000); - addr2[ADDR0] = (FLASH_WORD_SIZE)0x00AA00AA; - udelay(1000); - addr2[ADDR1] = (FLASH_WORD_SIZE)0x00550055; - udelay(1000); - addr2[ADDR0] = (FLASH_WORD_SIZE)0x00900090; - udelay(1000); - -#ifdef CONFIG_ADCIOP - value = addr2[2]; -#else - value = addr2[0]; -#endif - - DEBUGF("FLASH MANUFACT: %x\n", value); - - switch (value) { - case (FLASH_WORD_SIZE)AMD_MANUFACT: - info->flash_id = FLASH_MAN_AMD; - break; - case (FLASH_WORD_SIZE)FUJ_MANUFACT: - info->flash_id = FLASH_MAN_FUJ; - break; - case (FLASH_WORD_SIZE)SST_MANUFACT: - info->flash_id = FLASH_MAN_SST; - break; - case (FLASH_WORD_SIZE)STM_MANUFACT: - info->flash_id = FLASH_MAN_STM; - break; - default: - info->flash_id = FLASH_UNKNOWN; - info->sector_count = 0; - info->size = 0; - return (0); /* no or unknown flash */ - } - -#ifdef CONFIG_ADCIOP - value = addr2[0]; /* device ID */ - debug ("\ndev_code=%x\n", value); -#else - value = addr2[1]; /* device ID */ -#endif - - DEBUGF("\nFLASH DEVICEID: %x\n", value); - - switch (value) { - case (FLASH_WORD_SIZE)AMD_ID_F016D: - info->flash_id += FLASH_AMD016; - info->sector_count = 32; - info->size = 0x00200000; - break; /* => 2 MB */ - case (FLASH_WORD_SIZE)STM_ID_F040B: - info->flash_id += FLASH_AM040; - info->sector_count = 8; - info->size = 0x0080000; /* => 512 ko */ - break; - case (FLASH_WORD_SIZE)AMD_ID_F040B: - info->flash_id += FLASH_AM040; - info->sector_count = 8; - info->size = 0x0080000; /* => 512 ko */ - break; - case (FLASH_WORD_SIZE)AMD_ID_LV400T: - info->flash_id += FLASH_AM400T; - info->sector_count = 11; - info->size = 0x00080000; - break; /* => 0.5 MB */ - - case (FLASH_WORD_SIZE)AMD_ID_LV400B: - info->flash_id += FLASH_AM400B; - info->sector_count = 11; - info->size = 0x00080000; - break; /* => 0.5 MB */ - - case (FLASH_WORD_SIZE)AMD_ID_LV800T: - info->flash_id += FLASH_AM800T; - info->sector_count = 19; - info->size = 0x00100000; - break; /* => 1 MB */ - - case (FLASH_WORD_SIZE)AMD_ID_LV800B: - info->flash_id += FLASH_AM800B; - info->sector_count = 19; - info->size = 0x00100000; - break; /* => 1 MB */ - - case (FLASH_WORD_SIZE)AMD_ID_LV160T: - info->flash_id += FLASH_AM160T; - info->sector_count = 35; - info->size = 0x00200000; - break; /* => 2 MB */ - - case (FLASH_WORD_SIZE)AMD_ID_LV160B: - info->flash_id += FLASH_AM160B; - info->sector_count = 35; - info->size = 0x00200000; - break; /* => 2 MB */ -#if 0 /* enable when device IDs are available */ - case (FLASH_WORD_SIZE)AMD_ID_LV320T: - info->flash_id += FLASH_AM320T; - info->sector_count = 67; - info->size = 0x00400000; - break; /* => 4 MB */ - - case (FLASH_WORD_SIZE)AMD_ID_LV320B: - info->flash_id += FLASH_AM320B; - info->sector_count = 67; - info->size = 0x00400000; - break; /* => 4 MB */ -#endif - case (FLASH_WORD_SIZE)SST_ID_xF800A: - info->flash_id += FLASH_SST800A; - info->sector_count = 16; - info->size = 0x00100000; - break; /* => 1 MB */ - - case (FLASH_WORD_SIZE)SST_ID_xF160A: - info->flash_id += FLASH_SST160A; - info->sector_count = 32; - info->size = 0x00200000; - break; /* => 2 MB */ - - default: - info->flash_id = FLASH_UNKNOWN; - return (0); /* => no or unknown flash */ - - } - - /* set up sector start address table */ - if (((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST) || - (info->flash_id == FLASH_AM040) || - (info->flash_id == FLASH_AMD016)) { - for (i = 0; i < info->sector_count; i++) - info->start[i] = base + (i * 0x00010000); - } else { - if (info->flash_id & FLASH_BTYPE) { - /* set sector offsets for bottom boot block type */ - info->start[0] = base + 0x00000000; - info->start[1] = base + 0x00004000; - info->start[2] = base + 0x00006000; - info->start[3] = base + 0x00008000; - for (i = 4; i < info->sector_count; i++) { - info->start[i] = base + (i * 0x00010000) - 0x00030000; - } - } else { - /* set sector offsets for top boot block type */ - i = info->sector_count - 1; - info->start[i--] = base + info->size - 0x00004000; - info->start[i--] = base + info->size - 0x00006000; - info->start[i--] = base + info->size - 0x00008000; - for (; i >= 0; i--) { - info->start[i] = base + i * 0x00010000; - } - } - } - - /* check for protected sectors */ - for (i = 0; i < info->sector_count; i++) { - /* read sector protection at sector address, (A7 .. A0) = 0x02 */ - /* D0 = 1 if protected */ -#ifdef CONFIG_ADCIOP - addr2 = (volatile FLASH_WORD_SIZE *)(info->start[i]); - info->protect[i] = addr2[4] & 1; -#else - addr2 = (volatile FLASH_WORD_SIZE *)(info->start[i]); - if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST) - info->protect[i] = 0; - else - info->protect[i] = addr2[2] & 1; -#endif - } - - /* - * Prevent writes to uninitialized FLASH. - */ - if (info->flash_id != FLASH_UNKNOWN) { -#if 0 /* test-only */ -#ifdef CONFIG_ADCIOP - addr2 = (volatile unsigned char *)info->start[0]; - addr2[ADDR0] = 0xAA; - addr2[ADDR1] = 0x55; - addr2[ADDR0] = 0xF0; /* reset bank */ -#else - addr2 = (FLASH_WORD_SIZE *)info->start[0]; - *addr2 = (FLASH_WORD_SIZE)0x00F000F0; /* reset bank */ -#endif -#else /* test-only */ - addr2 = (FLASH_WORD_SIZE *)info->start[0]; - *addr2 = (FLASH_WORD_SIZE)0x00F000F0; /* reset bank */ -#endif /* test-only */ - } - - return (info->size); - } - - int wait_for_DQ7(flash_info_t *info, int sect) - { - ulong start, now, last; - volatile FLASH_WORD_SIZE *addr = (FLASH_WORD_SIZE *)(info->start[sect]); - - start = get_timer (0); - last = start; - while ((addr[0] & (FLASH_WORD_SIZE)0x00800080) != (FLASH_WORD_SIZE)0x00800080) { - if ((now = get_timer(start)) > CFG_FLASH_ERASE_TOUT) { - printf ("Timeout\n"); - return -1; - } - /* show that we're waiting */ - if ((now - last) > 1000) { /* every second */ - putc ('.'); - last = now; - } - } - return 0; - } - -/*----------------------------------------------------------------------- - */ - - int flash_erase (flash_info_t *info, int s_first, int s_last) - { - volatile FLASH_WORD_SIZE *addr = (FLASH_WORD_SIZE *)(info->start[0]); - volatile FLASH_WORD_SIZE *addr2; - int flag, prot, sect, l_sect; - int i; - - if ((s_first < 0) || (s_first > s_last)) { - if (info->flash_id == FLASH_UNKNOWN) { - printf ("- missing\n"); - } else { - printf ("- no sectors to erase\n"); - } - return 1; - } - - if (info->flash_id == FLASH_UNKNOWN) { - printf ("Can't erase unknown flash type - aborted\n"); - return 1; - } - - prot = 0; - for (sect=s_first; sect<=s_last; ++sect) { - if (info->protect[sect]) { - prot++; - } - } - - if (prot) { - printf ("- Warning: %d protected sectors will not be erased!\n", - prot); - } else { - printf ("\n"); - } - - l_sect = -1; - - /* Disable interrupts which might cause a timeout here */ - flag = disable_interrupts(); - - /* Start erase on unprotected sectors */ - for (sect = s_first; sect<=s_last; sect++) { - if (info->protect[sect] == 0) { /* not protected */ - addr2 = (FLASH_WORD_SIZE *)(info->start[sect]); - printf("Erasing sector %p\n", addr2); - - if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST) { - addr[ADDR0] = (FLASH_WORD_SIZE)0x00AA00AA; - addr[ADDR1] = (FLASH_WORD_SIZE)0x00550055; - addr[ADDR0] = (FLASH_WORD_SIZE)0x00800080; - addr[ADDR0] = (FLASH_WORD_SIZE)0x00AA00AA; - addr[ADDR1] = (FLASH_WORD_SIZE)0x00550055; - addr2[0] = (FLASH_WORD_SIZE)0x00500050; /* block erase */ - for (i=0; i<50; i++) - udelay(1000); /* wait 1 ms */ - } else { - addr[ADDR0] = (FLASH_WORD_SIZE)0x00AA00AA; - addr[ADDR1] = (FLASH_WORD_SIZE)0x00550055; - addr[ADDR0] = (FLASH_WORD_SIZE)0x00800080; - addr[ADDR0] = (FLASH_WORD_SIZE)0x00AA00AA; - addr[ADDR1] = (FLASH_WORD_SIZE)0x00550055; - addr2[0] = (FLASH_WORD_SIZE)0x00300030; /* sector erase */ - } - l_sect = sect; - /* - * Wait for each sector to complete, it's more - * reliable. According to AMD Spec, you must - * issue all erase commands within a specified - * timeout. This has been seen to fail, especially - * if printf()s are included (for debug)!! - */ - wait_for_DQ7(info, sect); - } - } - - /* re-enable interrupts if necessary */ - if (flag) - enable_interrupts(); - - /* wait at least 80us - let's wait 1 ms */ - udelay (1000); - -#if 0 - /* - * We wait for the last triggered sector - */ - if (l_sect < 0) - goto DONE; - wait_for_DQ7(info, l_sect); - - DONE: -#endif - /* reset to read mode */ - addr = (FLASH_WORD_SIZE *)info->start[0]; - addr[0] = (FLASH_WORD_SIZE)0x00F000F0; /* reset bank */ - - printf (" done\n"); - return 0; - } - -/*----------------------------------------------------------------------- - * Copy memory to flash, returns: - * 0 - OK - * 1 - write timeout - * 2 - Flash not erased - */ - - int write_buff (flash_info_t *info, uchar *src, ulong addr, ulong cnt) - { - ulong cp, wp, data; - int i, l, rc; - - wp = (addr & ~3); /* get lower word aligned address */ - - /* - * handle unaligned start bytes - */ - if ((l = addr - wp) != 0) { - data = 0; - for (i=0, cp=wp; i<l; ++i, ++cp) { - data = (data << 8) | (*(uchar *)cp); - } - for (; i<4 && cnt>0; ++i) { - data = (data << 8) | *src++; - --cnt; - ++cp; - } - for (; cnt==0 && i<4; ++i, ++cp) { - data = (data << 8) | (*(uchar *)cp); - } - - if ((rc = write_word(info, wp, data)) != 0) { - return (rc); - } - wp += 4; - } - - /* - * handle word aligned part - */ - while (cnt >= 4) { - data = 0; - for (i=0; i<4; ++i) { - data = (data << 8) | *src++; - } - if ((rc = write_word(info, wp, data)) != 0) { - return (rc); - } - wp += 4; - cnt -= 4; - } - - if (cnt == 0) { - return (0); - } - - /* - * handle unaligned tail bytes - */ - data = 0; - for (i=0, cp=wp; i<4 && cnt>0; ++i, ++cp) { - data = (data << 8) | *src++; - --cnt; - } - for (; i<4; ++i, ++cp) { - data = (data << 8) | (*(uchar *)cp); - } - - return (write_word(info, wp, data)); - } - -/*----------------------------------------------------------------------- - * Write a word to Flash, returns: - * 0 - OK - * 1 - write timeout - * 2 - Flash not erased - */ - static int write_word (flash_info_t * info, ulong dest, ulong data) - { - volatile FLASH_WORD_SIZE *addr2 = (FLASH_WORD_SIZE *) (info->start[0]); - volatile FLASH_WORD_SIZE *dest2 = (FLASH_WORD_SIZE *) dest; - volatile FLASH_WORD_SIZE *data2 = (FLASH_WORD_SIZE *) & data; - ulong start; - int i; - - /* Check if Flash is (sufficiently) erased */ - if ((*((volatile FLASH_WORD_SIZE *) dest) & - (FLASH_WORD_SIZE) data) != (FLASH_WORD_SIZE) data) { - return (2); - } - - for (i = 0; i < 4 / sizeof (FLASH_WORD_SIZE); i++) { - int flag; - - /* Disable interrupts which might cause a timeout here */ - flag = disable_interrupts (); - - addr2[ADDR0] = (FLASH_WORD_SIZE) 0x00AA00AA; - addr2[ADDR1] = (FLASH_WORD_SIZE) 0x00550055; - addr2[ADDR0] = (FLASH_WORD_SIZE) 0x00A000A0; - - dest2[i] = data2[i]; - - /* re-enable interrupts if necessary */ - if (flag) - enable_interrupts (); - - /* data polling for D7 */ - start = get_timer (0); - while ((dest2[i] & (FLASH_WORD_SIZE) 0x00800080) != - (data2[i] & (FLASH_WORD_SIZE) 0x00800080)) { - - if (get_timer (start) > CFG_FLASH_WRITE_TOUT) { - return (1); - } - } - } - - return (0); - } - -/*----------------------------------------------------------------------- - */ diff --git a/board/ebony/u-boot.lds.debug b/board/ebony/u-boot.lds.debug deleted file mode 100644 index af497b1..0000000 --- a/board/ebony/u-boot.lds.debug +++ /dev/null @@ -1,135 +0,0 @@ -/* - * (C) Copyright 2002 - * Wolfgang Denk, DENX Software Engineering, wd@denx.de. - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -OUTPUT_ARCH(powerpc) -SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/lib); SEARCH_DIR(/usr/local/powerpc-any-elf/lib); -/* Do we need any of these for elf? - __DYNAMIC = 0; */ -SECTIONS -{ - /* Read-only sections, merged into text segment: */ - . = + SIZEOF_HEADERS; - .interp : { *(.interp) } - .hash : { *(.hash) } - .dynsym : { *(.dynsym) } - .dynstr : { *(.dynstr) } - .rel.text : { *(.rel.text) } - .rela.text : { *(.rela.text) } - .rel.data : { *(.rel.data) } - .rela.data : { *(.rela.data) } - .rel.rodata : { *(.rel.rodata) } - .rela.rodata : { *(.rela.rodata) } - .rel.got : { *(.rel.got) } - .rela.got : { *(.rela.got) } - .rel.ctors : { *(.rel.ctors) } - .rela.ctors : { *(.rela.ctors) } - .rel.dtors : { *(.rel.dtors) } - .rela.dtors : { *(.rela.dtors) } - .rel.bss : { *(.rel.bss) } - .rela.bss : { *(.rela.bss) } - .rel.plt : { *(.rel.plt) } - .rela.plt : { *(.rela.plt) } - .init : { *(.init) } - .plt : { *(.plt) } - .text : - { - /* WARNING - the following is hand-optimized to fit within */ - /* the sector layout of our flash chips! XXX FIXME XXX */ - - mpc8xx/start.o (.text) - common/dlmalloc.o (.text) - ppc/vsprintf.o (.text) - ppc/crc32.o (.text) - ppc/extable.o (.text) - - common/environment.o(.text) - - *(.text) - *(.fixup) - *(.got1) - } - _etext = .; - PROVIDE (etext = .); - .rodata : - { - *(.rodata) - *(.rodata1) - } - .fini : { *(.fini) } =0 - .ctors : { *(.ctors) } - .dtors : { *(.dtors) } - - /* Read-write section, merged into data segment: */ - . = (. + 0x0FFF) & 0xFFFFF000; - _erotext = .; - PROVIDE (erotext = .); - .reloc : - { - *(.got) - _GOT2_TABLE_ = .; - *(.got2) - _FIXUP_TABLE_ = .; - *(.fixup) - } - __got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >>2; - __fixup_entries = (. - _FIXUP_TABLE_)>>2; - - .data : - { - *(.data) - *(.data1) - *(.sdata) - *(.sdata2) - *(.dynamic) - CONSTRUCTORS - } - _edata = .; - PROVIDE (edata = .); - - __u_boot_cmd_start = .; - .u_boot_cmd : { *(.u_boot_cmd) } - __u_boot_cmd_end = .; - - - __start___ex_table = .; - __ex_table : { *(__ex_table) } - __stop___ex_table = .; - - . = ALIGN(4096); - __init_begin = .; - .text.init : { *(.text.init) } - .data.init : { *(.data.init) } - . = ALIGN(4096); - __init_end = .; - - __bss_start = .; - .bss : - { - *(.sbss) *(.scommon) - *(.dynbss) - *(.bss) - *(COMMON) - } - _end = . ; - PROVIDE (end = .); -} diff --git a/board/ocotea/u-boot.lds.debug b/board/ocotea/u-boot.lds.debug deleted file mode 100644 index 41534de..0000000 --- a/board/ocotea/u-boot.lds.debug +++ /dev/null @@ -1,144 +0,0 @@ -/* - * (C) Copyright 2002-2004 - * Wolfgang Denk, DENX Software Engineering, wd@denx.de. - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -OUTPUT_ARCH(powerpc) -SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/lib); SEARCH_DIR(/usr/local/powerpc-any-elf/lib); -/* Do we need any of these for elf? - __DYNAMIC = 0; */ -SECTIONS -{ - /* Read-only sections, merged into text segment: */ - . = + SIZEOF_HEADERS; - .interp : { *(.interp) } - .hash : { *(.hash) } - .dynsym : { *(.dynsym) } - .dynstr : { *(.dynstr) } - .rel.text : { *(.rel.text) } - .rela.text : { *(.rela.text) } - .rel.data : { *(.rel.data) } - .rela.data : { *(.rela.data) } - .rel.rodata : { *(.rel.rodata) } - .rela.rodata : { *(.rela.rodata) } - .rel.got : { *(.rel.got) } - .rela.got : { *(.rela.got) } - .rel.ctors : { *(.rel.ctors) } - .rela.ctors : { *(.rela.ctors) } - .rel.dtors : { *(.rel.dtors) } - .rela.dtors : { *(.rela.dtors) } - .rel.bss : { *(.rel.bss) } - .rela.bss : { *(.rela.bss) } - .rel.plt : { *(.rel.plt) } - .rela.plt : { *(.rela.plt) } - .init : { *(.init) } - .plt : { *(.plt) } - .text : - { - /* WARNING - the following is hand-optimized to fit within */ - /* the sector layout of our flash chips! XXX FIXME XXX */ - - cpu/ppc4xx/start.o (.text) - board/ocotea/init.o (.text) - cpu/ppc4xx/kgdb.o (.text) - cpu/ppc4xx/traps.o (.text) - cpu/ppc4xx/interrupts.o (.text) - cpu/ppc4xx/serial.o (.text) - cpu/ppc4xx/cpu_init.o (.text) - cpu/ppc4xx/speed.o (.text) - cpu/ppc4xx/440gx_enet.o (.text) - common/dlmalloc.o (.text) - lib_generic/crc32.o (.text) - lib_ppc/extable.o (.text) - lib_generic/zlib.o (.text) - -/* common/environment.o(.text) */ - - *(.text) - *(.fixup) - *(.got1) - } - _etext = .; - PROVIDE (etext = .); - .rodata : - { - *(.rodata) - *(.rodata1) - *(.rodata.str1.4) - } - .fini : { *(.fini) } =0 - .ctors : { *(.ctors) } - .dtors : { *(.dtors) } - - /* Read-write section, merged into data segment: */ - . = (. + 0x0FFF) & 0xFFFFF000; - _erotext = .; - PROVIDE (erotext = .); - .reloc : - { - *(.got) - _GOT2_TABLE_ = .; - *(.got2) - _FIXUP_TABLE_ = .; - *(.fixup) - } - __got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >>2; - __fixup_entries = (. - _FIXUP_TABLE_)>>2; - - .data : - { - *(.data) - *(.data1) - *(.sdata) - *(.sdata2) - *(.dynamic) - CONSTRUCTORS - } - _edata = .; - PROVIDE (edata = .); - - __u_boot_cmd_start = .; - .u_boot_cmd : { *(.u_boot_cmd) } - __u_boot_cmd_end = .; - - - __start___ex_table = .; - __ex_table : { *(__ex_table) } - __stop___ex_table = .; - - . = ALIGN(256); - __init_begin = .; - .text.init : { *(.text.init) } - .data.init : { *(.data.init) } - . = ALIGN(256); - __init_end = .; - - __bss_start = .; - .bss : - { - *(.sbss) *(.scommon) - *(.dynbss) - *(.bss) - *(COMMON) - } - _end = . ; - PROVIDE (end = .); -} diff --git a/board/walnut405/flash.c b/board/walnut405/flash.c deleted file mode 100644 index 462c09e..0000000 --- a/board/walnut405/flash.c +++ /dev/null @@ -1,729 +0,0 @@ -/* - * (C) Copyright 2000 - * Wolfgang Denk, DENX Software Engineering, wd@denx.de. - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -/* - * Modified 4/5/2001 - * Wait for completion of each sector erase command issued - * 4/5/2001 - * Chris Hallinan - DS4.COM, Inc. - clh@net1plus.com - */ - -#include <common.h> -#include <ppc4xx.h> -#include <asm/processor.h> - -flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; /* info for FLASH chips */ - -/*----------------------------------------------------------------------- - * Functions - */ -static ulong flash_get_size (vu_long *addr, flash_info_t *info); -static int write_word (flash_info_t *info, ulong dest, ulong data); -static void flash_get_offsets (ulong base, flash_info_t *info); - -#ifdef CONFIG_ADCIOP -#define ADDR0 0x0aa9 -#define ADDR1 0x0556 -#define FLASH_WORD_SIZE unsigned char -#endif - -#ifdef CONFIG_CPCI405 -#define ADDR0 0x5555 -#define ADDR1 0x2aaa -#define FLASH_WORD_SIZE unsigned short -#endif - -#ifdef CONFIG_WALNUT405 -#define ADDR0 0x5555 -#define ADDR1 0x2aaa -#define FLASH_WORD_SIZE unsigned char -#endif - -/*----------------------------------------------------------------------- - */ - -unsigned long flash_init (void) -{ - unsigned long size_b0, size_b1; - int i; - uint pbcr; - unsigned long base_b0, base_b1; - - /* Init: no FLASHes known */ - for (i=0; i<CFG_MAX_FLASH_BANKS; ++i) { - flash_info[i].flash_id = FLASH_UNKNOWN; - } - - /* Static FLASH Bank configuration here - FIXME XXX */ - - size_b0 = flash_get_size((vu_long *)FLASH_BASE0_PRELIM, &flash_info[0]); - - if (flash_info[0].flash_id == FLASH_UNKNOWN) { - printf ("## Unknown FLASH on Bank 0 - Size = 0x%08lx = %ld MB\n", - size_b0, size_b0<<20); - } - - /* Only one bank */ - if (CFG_MAX_FLASH_BANKS == 1) - { - /* Setup offsets */ - flash_get_offsets (FLASH_BASE0_PRELIM, &flash_info[0]); - - /* Monitor protection ON by default */ - (void)flash_protect(FLAG_PROTECT_SET, - FLASH_BASE0_PRELIM, - FLASH_BASE0_PRELIM+monitor_flash_len-1, - &flash_info[0]); - size_b1 = 0 ; - flash_info[0].size = size_b0; - } - - /* 2 banks */ - else - { - size_b1 = flash_get_size((vu_long *)FLASH_BASE1_PRELIM, &flash_info[1]); - - /* Re-do sizing to get full correct info */ - - if (size_b1) - { - mtdcr(ebccfga, pb0cr); - pbcr = mfdcr(ebccfgd); - mtdcr(ebccfga, pb0cr); - base_b1 = -size_b1; - pbcr = (pbcr & 0x0001ffff) | base_b1 | (((size_b1/1024/1024)-1)<<17); - mtdcr(ebccfgd, pbcr); - /* printf("pb1cr = %x\n", pbcr); */ - } - - if (size_b0) - { - mtdcr(ebccfga, pb1cr); - pbcr = mfdcr(ebccfgd); - mtdcr(ebccfga, pb1cr); - base_b0 = base_b1 - size_b0; - pbcr = (pbcr & 0x0001ffff) | base_b0 | (((size_b0/1024/1024)-1)<<17); - mtdcr(ebccfgd, pbcr); - /* printf("pb0cr = %x\n", pbcr); */ - } - - size_b0 = flash_get_size((vu_long *)base_b0, &flash_info[0]); - - flash_get_offsets (base_b0, &flash_info[0]); - - /* monitor protection ON by default */ - (void)flash_protect(FLAG_PROTECT_SET, - base_b0+size_b0-monitor_flash_len, - base_b0+size_b0-1, - &flash_info[0]); - - if (size_b1) { - /* Re-do sizing to get full correct info */ - size_b1 = flash_get_size((vu_long *)base_b1, &flash_info[1]); - - flash_get_offsets (base_b1, &flash_info[1]); - - /* monitor protection ON by default */ - (void)flash_protect(FLAG_PROTECT_SET, - base_b1+size_b1-monitor_flash_len, - base_b1+size_b1-1, - &flash_info[1]); - /* monitor protection OFF by default (one is enough) */ - (void)flash_protect(FLAG_PROTECT_CLEAR, - base_b0+size_b0-monitor_flash_len, - base_b0+size_b0-1, - &flash_info[0]); - } else { - flash_info[1].flash_id = FLASH_UNKNOWN; - flash_info[1].sector_count = -1; - } - - flash_info[0].size = size_b0; - flash_info[1].size = size_b1; - }/* else 2 banks */ - return (size_b0 + size_b1); -} - - -/*----------------------------------------------------------------------- - */ -static void flash_get_offsets (ulong base, flash_info_t *info) -{ - int i; - - /* set up sector start address table */ - if (((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST) || - (info->flash_id == FLASH_AM040)){ - for (i = 0; i < info->sector_count; i++) - info->start[i] = base + (i * 0x00010000); - } else { - if (info->flash_id & FLASH_BTYPE) { - /* set sector offsets for bottom boot block type */ - info->start[0] = base + 0x00000000; - info->start[1] = base + 0x00004000; - info->start[2] = base + 0x00006000; - info->start[3] = base + 0x00008000; - for (i = 4; i < info->sector_count; i++) { - info->start[i] = base + (i * 0x00010000) - 0x00030000; - } - } else { - /* set sector offsets for top boot block type */ - i = info->sector_count - 1; - info->start[i--] = base + info->size - 0x00004000; - info->start[i--] = base + info->size - 0x00006000; - info->start[i--] = base + info->size - 0x00008000; - for (; i >= 0; i--) { - info->start[i] = base + i * 0x00010000; - } - } - } -} - -/*----------------------------------------------------------------------- - */ -void flash_print_info (flash_info_t *info) -{ - int i; - int k; - int size; - int erased; - volatile unsigned long *flash; - - if (info->flash_id == FLASH_UNKNOWN) { - printf ("missing or unknown FLASH type\n"); - return; - } - - switch (info->flash_id & FLASH_VENDMASK) { - case FLASH_MAN_AMD: printf ("AMD "); break; - case FLASH_MAN_FUJ: printf ("FUJITSU "); break; - case FLASH_MAN_SST: printf ("SST "); break; - default: printf ("Unknown Vendor "); break; - } - - switch (info->flash_id & FLASH_TYPEMASK) { - case FLASH_AM040: printf ("AM29F040 (512 Kbit, uniform sector size)\n"); - break; - case FLASH_AM400B: printf ("AM29LV400B (4 Mbit, bottom boot sect)\n"); - break; - case FLASH_AM400T: printf ("AM29LV400T (4 Mbit, top boot sector)\n"); - break; - case FLASH_AM800B: printf ("AM29LV800B (8 Mbit, bottom boot sect)\n"); - break; - case FLASH_AM800T: printf ("AM29LV800T (8 Mbit, top boot sector)\n"); - break; - case FLASH_AM160B: printf ("AM29LV160B (16 Mbit, bottom boot sect)\n"); - break; - case FLASH_AM160T: printf ("AM29LV160T (16 Mbit, top boot sector)\n"); - break; - case FLASH_AM320B: printf ("AM29LV320B (32 Mbit, bottom boot sect)\n"); - break; - case FLASH_AM320T: printf ("AM29LV320T (32 Mbit, top boot sector)\n"); - break; - case FLASH_SST800A: printf ("SST39LF/VF800 (8 Mbit, uniform sector size)\n"); - break; - case FLASH_SST160A: printf ("SST39LF/VF160 (16 Mbit, uniform sector size)\n"); - break; - default: printf ("Unknown Chip Type\n"); - break; - } - - printf (" Size: %ld KB in %d Sectors\n", - info->size >> 10, info->sector_count); - - printf (" Sector Start Addresses:"); - for (i=0; i<info->sector_count; ++i) { - /* - * Check if whole sector is erased - */ - if (i != (info->sector_count-1)) - size = info->start[i+1] - info->start[i]; - else - size = info->start[0] + info->size - info->start[i]; - erased = 1; - flash = (volatile unsigned long *)info->start[i]; - size = size >> 2; /* divide by 4 for longword access */ - for (k=0; k<size; k++) - { - if (*flash++ != 0xffffffff) - { - erased = 0; - break; - } - } - - if ((i % 5) == 0) - printf ("\n "); -#if 0 /* test-only */ - printf (" %08lX%s", - info->start[i], - info->protect[i] ? " (RO)" : " " -#else - printf (" %08lX%s%s", - info->start[i], - erased ? " E" : " ", - info->protect[i] ? "RO " : " " -#endif - ); - } - printf ("\n"); - return; -} - -/*----------------------------------------------------------------------- - */ - - -/*----------------------------------------------------------------------- - */ - -/* - * The following code cannot be run from FLASH! - */ -static ulong flash_get_size (vu_long *addr, flash_info_t *info) -{ - short i; - FLASH_WORD_SIZE value; - ulong base = (ulong)addr; - volatile FLASH_WORD_SIZE *addr2 = (FLASH_WORD_SIZE *)addr; - - /* Write auto select command: read Manufacturer ID */ - addr2[ADDR0] = (FLASH_WORD_SIZE)0x00AA00AA; - addr2[ADDR1] = (FLASH_WORD_SIZE)0x00550055; - addr2[ADDR0] = (FLASH_WORD_SIZE)0x00900090; - -#ifdef CONFIG_ADCIOP - value = addr2[2]; -#else - value = addr2[0]; -#endif - - switch (value) { - case (FLASH_WORD_SIZE)AMD_MANUFACT: - info->flash_id = FLASH_MAN_AMD; - break; - case (FLASH_WORD_SIZE)FUJ_MANUFACT: - info->flash_id = FLASH_MAN_FUJ; - break; - case (FLASH_WORD_SIZE)SST_MANUFACT: - info->flash_id = FLASH_MAN_SST; - break; - default: - info->flash_id = FLASH_UNKNOWN; - info->sector_count = 0; - info->size = 0; - return (0); /* no or unknown flash */ - } - -#ifdef CONFIG_ADCIOP - value = addr2[0]; /* device ID */ - /* printf("\ndev_code=%x\n", value); */ -#else - value = addr2[1]; /* device ID */ -#endif - - switch (value) { - case (FLASH_WORD_SIZE)AMD_ID_F040B: - info->flash_id += FLASH_AM040; - info->sector_count = 8; - info->size = 0x0080000; /* => 512 ko */ - break; - case (FLASH_WORD_SIZE)AMD_ID_LV400T: - info->flash_id += FLASH_AM400T; - info->sector_count = 11; - info->size = 0x00080000; - break; /* => 0.5 MB */ - - case (FLASH_WORD_SIZE)AMD_ID_LV400B: - info->flash_id += FLASH_AM400B; - info->sector_count = 11; - info->size = 0x00080000; - break; /* => 0.5 MB */ - - case (FLASH_WORD_SIZE)AMD_ID_LV800T: - info->flash_id += FLASH_AM800T; - info->sector_count = 19; - info->size = 0x00100000; - break; /* => 1 MB */ - - case (FLASH_WORD_SIZE)AMD_ID_LV800B: - info->flash_id += FLASH_AM800B; - info->sector_count = 19; - info->size = 0x00100000; - break; /* => 1 MB */ - - case (FLASH_WORD_SIZE)AMD_ID_LV160T: - info->flash_id += FLASH_AM160T; - info->sector_count = 35; - info->size = 0x00200000; - break; /* => 2 MB */ - - case (FLASH_WORD_SIZE)AMD_ID_LV160B: - info->flash_id += FLASH_AM160B; - info->sector_count = 35; - info->size = 0x00200000; - break; /* => 2 MB */ -#if 0 /* enable when device IDs are available */ - case (FLASH_WORD_SIZE)AMD_ID_LV320T: - info->flash_id += FLASH_AM320T; - info->sector_count = 67; - info->size = 0x00400000; - break; /* => 4 MB */ - - case (FLASH_WORD_SIZE)AMD_ID_LV320B: - info->flash_id += FLASH_AM320B; - info->sector_count = 67; - info->size = 0x00400000; - break; /* => 4 MB */ -#endif - case (FLASH_WORD_SIZE)SST_ID_xF800A: - info->flash_id += FLASH_SST800A; - info->sector_count = 16; - info->size = 0x00100000; - break; /* => 1 MB */ - - case (FLASH_WORD_SIZE)SST_ID_xF160A: - info->flash_id += FLASH_SST160A; - info->sector_count = 32; - info->size = 0x00200000; - break; /* => 2 MB */ - - default: - info->flash_id = FLASH_UNKNOWN; - return (0); /* => no or unknown flash */ - - } - - /* set up sector start address table */ - if (((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST) || - (info->flash_id == FLASH_AM040)){ - for (i = 0; i < info->sector_count; i++) - info->start[i] = base + (i * 0x00010000); - } else { - if (info->flash_id & FLASH_BTYPE) { - /* set sector offsets for bottom boot block type */ - info->start[0] = base + 0x00000000; - info->start[1] = base + 0x00004000; - info->start[2] = base + 0x00006000; - info->start[3] = base + 0x00008000; - for (i = 4; i < info->sector_count; i++) { - info->start[i] = base + (i * 0x00010000) - 0x00030000; - } - } else { - /* set sector offsets for top boot block type */ - i = info->sector_count - 1; - info->start[i--] = base + info->size - 0x00004000; - info->start[i--] = base + info->size - 0x00006000; - info->start[i--] = base + info->size - 0x00008000; - for (; i >= 0; i--) { - info->start[i] = base + i * 0x00010000; - } - } - } - - /* check for protected sectors */ - for (i = 0; i < info->sector_count; i++) { - /* read sector protection at sector address, (A7 .. A0) = 0x02 */ - /* D0 = 1 if protected */ -#ifdef CONFIG_ADCIOP - addr2 = (volatile FLASH_WORD_SIZE *)(info->start[i]); - info->protect[i] = addr2[4] & 1; -#else - addr2 = (volatile FLASH_WORD_SIZE *)(info->start[i]); - if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST) - info->protect[i] = 0; - else - info->protect[i] = addr2[2] & 1; -#endif - } - - /* - * Prevent writes to uninitialized FLASH. - */ - if (info->flash_id != FLASH_UNKNOWN) { -#if 0 /* test-only */ -#ifdef CONFIG_ADCIOP - addr2 = (volatile unsigned char *)info->start[0]; - addr2[ADDR0] = 0xAA; - addr2[ADDR1] = 0x55; - addr2[ADDR0] = 0xF0; /* reset bank */ -#else - addr2 = (FLASH_WORD_SIZE *)info->start[0]; - *addr2 = (FLASH_WORD_SIZE)0x00F000F0; /* reset bank */ -#endif -#else /* test-only */ - addr2 = (FLASH_WORD_SIZE *)info->start[0]; - *addr2 = (FLASH_WORD_SIZE)0x00F000F0; /* reset bank */ -#endif /* test-only */ - } - - return (info->size); -} - -int wait_for_DQ7(flash_info_t *info, int sect) -{ - ulong start, now, last; - volatile FLASH_WORD_SIZE *addr = (FLASH_WORD_SIZE *)(info->start[sect]); - - start = get_timer (0); - last = start; - while ((addr[0] & (FLASH_WORD_SIZE)0x00800080) != (FLASH_WORD_SIZE)0x00800080) { - if ((now = get_timer(start)) > CFG_FLASH_ERASE_TOUT) { - printf ("Timeout\n"); - return -1; - } - /* show that we're waiting */ - if ((now - last) > 1000) { /* every second */ - putc ('.'); - last = now; - } - } - return 0; -} - -/*----------------------------------------------------------------------- - */ - -int flash_erase (flash_info_t *info, int s_first, int s_last) -{ - volatile FLASH_WORD_SIZE *addr = (FLASH_WORD_SIZE *)(info->start[0]); - volatile FLASH_WORD_SIZE *addr2; - int flag, prot, sect, l_sect; - int i; - - if ((s_first < 0) || (s_first > s_last)) { - if (info->flash_id == FLASH_UNKNOWN) { - printf ("- missing\n"); - } else { - printf ("- no sectors to erase\n"); - } - return 1; - } - - if (info->flash_id == FLASH_UNKNOWN) { - printf ("Can't erase unknown flash type - aborted\n"); - return 1; - } - - prot = 0; - for (sect=s_first; sect<=s_last; ++sect) { - if (info->protect[sect]) { - prot++; - } - } - - if (prot) { - printf ("- Warning: %d protected sectors will not be erased!\n", - prot); - } else { - printf ("\n"); - } - - l_sect = -1; - - /* Disable interrupts which might cause a timeout here */ - flag = disable_interrupts(); - - /* Start erase on unprotected sectors */ - for (sect = s_first; sect<=s_last; sect++) { - if (info->protect[sect] == 0) { /* not protected */ - addr2 = (FLASH_WORD_SIZE *)(info->start[sect]); - printf("Erasing sector %p\n", addr2); /* CLH */ - - if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST) { - addr[ADDR0] = (FLASH_WORD_SIZE)0x00AA00AA; - addr[ADDR1] = (FLASH_WORD_SIZE)0x00550055; - addr[ADDR0] = (FLASH_WORD_SIZE)0x00800080; - addr[ADDR0] = (FLASH_WORD_SIZE)0x00AA00AA; - addr[ADDR1] = (FLASH_WORD_SIZE)0x00550055; - addr2[0] = (FLASH_WORD_SIZE)0x00500050; /* block erase */ - for (i=0; i<50; i++) - udelay(1000); /* wait 1 ms */ - } else { - addr[ADDR0] = (FLASH_WORD_SIZE)0x00AA00AA; - addr[ADDR1] = (FLASH_WORD_SIZE)0x00550055; - addr[ADDR0] = (FLASH_WORD_SIZE)0x00800080; - addr[ADDR0] = (FLASH_WORD_SIZE)0x00AA00AA; - addr[ADDR1] = (FLASH_WORD_SIZE)0x00550055; - addr2[0] = (FLASH_WORD_SIZE)0x00300030; /* sector erase */ - } - l_sect = sect; - /* - * Wait for each sector to complete, it's more - * reliable. According to AMD Spec, you must - * issue all erase commands within a specified - * timeout. This has been seen to fail, especially - * if printf()s are included (for debug)!! - */ - wait_for_DQ7(info, sect); - } - } - - /* re-enable interrupts if necessary */ - if (flag) - enable_interrupts(); - - /* wait at least 80us - let's wait 1 ms */ - udelay (1000); - -#if 0 - /* - * We wait for the last triggered sector - */ - if (l_sect < 0) - goto DONE; - wait_for_DQ7(info, l_sect); - -DONE: -#endif - /* reset to read mode */ - addr = (FLASH_WORD_SIZE *)info->start[0]; - addr[0] = (FLASH_WORD_SIZE)0x00F000F0; /* reset bank */ - - printf (" done\n"); - return 0; -} - -/*----------------------------------------------------------------------- - * Copy memory to flash, returns: - * 0 - OK - * 1 - write timeout - * 2 - Flash not erased - */ - -int write_buff (flash_info_t *info, uchar *src, ulong addr, ulong cnt) -{ - ulong cp, wp, data; - int i, l, rc; - - wp = (addr & ~3); /* get lower word aligned address */ - - /* - * handle unaligned start bytes - */ - if ((l = addr - wp) != 0) { - data = 0; - for (i=0, cp=wp; i<l; ++i, ++cp) { - data = (data << 8) | (*(uchar *)cp); - } - for (; i<4 && cnt>0; ++i) { - data = (data << 8) | *src++; - --cnt; - ++cp; - } - for (; cnt==0 && i<4; ++i, ++cp) { - data = (data << 8) | (*(uchar *)cp); - } - - if ((rc = write_word(info, wp, data)) != 0) { - return (rc); - } - wp += 4; - } - - /* - * handle word aligned part - */ - while (cnt >= 4) { - data = 0; - for (i=0; i<4; ++i) { - data = (data << 8) | *src++; - } - if ((rc = write_word(info, wp, data)) != 0) { - return (rc); - } - wp += 4; - cnt -= 4; - } - - if (cnt == 0) { - return (0); - } - - /* - * handle unaligned tail bytes - */ - data = 0; - for (i=0, cp=wp; i<4 && cnt>0; ++i, ++cp) { - data = (data << 8) | *src++; - --cnt; - } - for (; i<4; ++i, ++cp) { - data = (data << 8) | (*(uchar *)cp); - } - - return (write_word(info, wp, data)); -} - -/*----------------------------------------------------------------------- - * Write a word to Flash, returns: - * 0 - OK - * 1 - write timeout - * 2 - Flash not erased - */ -static int write_word (flash_info_t * info, ulong dest, ulong data) -{ - volatile FLASH_WORD_SIZE *addr2 = (FLASH_WORD_SIZE *) (info->start[0]); - volatile FLASH_WORD_SIZE *dest2 = (FLASH_WORD_SIZE *) dest; - volatile FLASH_WORD_SIZE *data2 = (FLASH_WORD_SIZE *) & data; - ulong start; - int i; - - /* Check if Flash is (sufficiently) erased */ - if ((*((volatile FLASH_WORD_SIZE *) dest) & - (FLASH_WORD_SIZE) data) != (FLASH_WORD_SIZE) data) { - return (2); - } - - for (i = 0; i < 4 / sizeof (FLASH_WORD_SIZE); i++) { - int flag; - - /* Disable interrupts which might cause a timeout here */ - flag = disable_interrupts (); - - addr2[ADDR0] = (FLASH_WORD_SIZE) 0x00AA00AA; - addr2[ADDR1] = (FLASH_WORD_SIZE) 0x00550055; - addr2[ADDR0] = (FLASH_WORD_SIZE) 0x00A000A0; - - dest2[i] = data2[i]; - - /* re-enable interrupts if necessary */ - if (flag) - enable_interrupts (); - - /* data polling for D7 */ - start = get_timer (0); - while ((dest2[i] & (FLASH_WORD_SIZE) 0x00800080) != - (data2[i] & (FLASH_WORD_SIZE) 0x00800080)) { - - if (get_timer (start) > CFG_FLASH_WRITE_TOUT) { - return (1); - } - } - } - - return (0); -} - -/*----------------------------------------------------------------------- - */ diff --git a/board/walnut405/init.S b/board/walnut405/init.S deleted file mode 100644 index 70d029a..0000000 --- a/board/walnut405/init.S +++ /dev/null @@ -1,99 +0,0 @@ -/*------------------------------------------------------------------------------+ */ -/* */ -/* This source code has been made available to you by IBM on an AS-IS */ -/* basis. Anyone receiving this source is licensed under IBM */ -/* copyrights to use it in any way he or she deems fit, including */ -/* copying it, modifying it, compiling it, and redistributing it either */ -/* with or without modifications. No license under IBM patents or */ -/* patent applications is to be implied by the copyright license. */ -/* */ -/* Any user of this software should understand that IBM cannot provide */ -/* technical support for this software and will not be responsible for */ -/* any consequences resulting from the use of this software. */ -/* */ -/* Any person who transfers this source code or any derivative work */ -/* must include the IBM copyright notice, this paragraph, and the */ -/* preceding two paragraphs in the transferred software. */ -/* */ -/* COPYRIGHT I B M CORPORATION 1995 */ -/* LICENSED MATERIAL - PROGRAM PROPERTY OF I B M */ -/*------------------------------------------------------------------------------- */ - -/*----------------------------------------------------------------------------- */ -/* Function: ext_bus_cntlr_init */ -/* Description: Initializes the External Bus Controller for the external */ -/* peripherals. IMPORTANT: For pass1 this code must run from */ -/* cache since you can not reliably change a peripheral banks */ -/* timing register (pbxap) while running code from that bank. */ -/* For ex., since we are running from ROM on bank 0, we can NOT */ -/* execute the code that modifies bank 0 timings from ROM, so */ -/* we run it from cache. */ -/* Bank 0 - Flash and SRAM */ -/* Bank 1 - NVRAM/RTC */ -/* Bank 2 - Keyboard/Mouse controller */ -/* Bank 3 - IR controller */ -/* Bank 4 - not used */ -/* Bank 5 - not used */ -/* Bank 6 - not used */ -/* Bank 7 - FPGA registers */ -/*----------------------------------------------------------------------------- */ -#include <ppc4xx.h> - -#include <ppc_asm.tmpl> -#include <ppc_defs.h> - -#include <asm/cache.h> -#include <asm/mmu.h> - - - .globl ext_bus_cntlr_init -ext_bus_cntlr_init: - mflr r4 /* save link register */ - bl ..getAddr -..getAddr: - mflr r3 /* get address of ..getAddr */ - mtlr r4 /* restore link register */ - addi r4,0,14 /* set ctr to 10; used to prefetch */ - mtctr r4 /* 10 cache lines to fit this function */ - /* in cache (gives us 8x10=80 instrctns) */ -..ebcloop: - icbt r0,r3 /* prefetch cache line for addr in r3 */ - addi r3,r3,32 /* move to next cache line */ - bdnz ..ebcloop /* continue for 10 cache lines */ - - /*------------------------------------------------------------------- */ - /* Delay to ensure all accesses to ROM are complete before changing */ - /* bank 0 timings. 200usec should be enough. */ - /* 200,000,000 (cycles/sec) X .000200 (sec) = 0x9C40 cycles */ - /*------------------------------------------------------------------- */ - addis r3,0,0x0 - ori r3,r3,0xA000 /* ensure 200usec have passed since reset */ - mtctr r3 -..spinlp: - bdnz ..spinlp /* spin loop */ - - /*----------------------------------------------------------------------- */ - /* Memory Bank 0 (Flash and SRAM) initialization */ - /*----------------------------------------------------------------------- */ - addi r4,0,pb0ap - mtdcr ebccfga,r4 - addis r4,0,0x9B01 - ori r4,r4,0x5480 - mtdcr ebccfgd,r4 - - addi r4,0,pb0cr - mtdcr ebccfga,r4 - addis r4,0,0xFFF1 /* BAS=0xFFF,BS=0x0(1MB),BU=0x3(R/W), */ - ori r4,r4,0x8000 /* BW=0x0( 8 bits) */ - mtdcr ebccfgd,r4 - - blr - - -/*----------------------------------------------------------------------------- */ -/* Function: sdram_init */ -/* Description: Dummy implementation here - done in C later */ -/*----------------------------------------------------------------------------- */ - .globl sdram_init -sdram_init: - blr diff --git a/board/walnut405/u-boot.lds.debug b/board/walnut405/u-boot.lds.debug deleted file mode 100644 index d483424..0000000 --- a/board/walnut405/u-boot.lds.debug +++ /dev/null @@ -1,135 +0,0 @@ -/* - * (C) Copyright 2000 - * Wolfgang Denk, DENX Software Engineering, wd@denx.de. - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -OUTPUT_ARCH(powerpc) -SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/lib); SEARCH_DIR(/usr/local/powerpc-any-elf/lib); -/* Do we need any of these for elf? - __DYNAMIC = 0; */ -SECTIONS -{ - /* Read-only sections, merged into text segment: */ - . = + SIZEOF_HEADERS; - .interp : { *(.interp) } - .hash : { *(.hash) } - .dynsym : { *(.dynsym) } - .dynstr : { *(.dynstr) } - .rel.text : { *(.rel.text) } - .rela.text : { *(.rela.text) } - .rel.data : { *(.rel.data) } - .rela.data : { *(.rela.data) } - .rel.rodata : { *(.rel.rodata) } - .rela.rodata : { *(.rela.rodata) } - .rel.got : { *(.rel.got) } - .rela.got : { *(.rela.got) } - .rel.ctors : { *(.rel.ctors) } - .rela.ctors : { *(.rela.ctors) } - .rel.dtors : { *(.rel.dtors) } - .rela.dtors : { *(.rela.dtors) } - .rel.bss : { *(.rel.bss) } - .rela.bss : { *(.rela.bss) } - .rel.plt : { *(.rel.plt) } - .rela.plt : { *(.rela.plt) } - .init : { *(.init) } - .plt : { *(.plt) } - .text : - { - /* WARNING - the following is hand-optimized to fit within */ - /* the sector layout of our flash chips! XXX FIXME XXX */ - - mpc8xx/start.o (.text) - common/dlmalloc.o (.text) - lib_generic/vsprintf.o (.text) - lib_generic/crc32.o (.text) - lib_ppc/extable.o (.text) - - common/environment.o(.text) - - *(.text) - *(.fixup) - *(.got1) - } - _etext = .; - PROVIDE (etext = .); - .rodata : - { - *(.rodata) - *(.rodata1) - } - .fini : { *(.fini) } =0 - .ctors : { *(.ctors) } - .dtors : { *(.dtors) } - - /* Read-write section, merged into data segment: */ - . = (. + 0x0FFF) & 0xFFFFF000; - _erotext = .; - PROVIDE (erotext = .); - .reloc : - { - *(.got) - _GOT2_TABLE_ = .; - *(.got2) - _FIXUP_TABLE_ = .; - *(.fixup) - } - __got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >>2; - __fixup_entries = (. - _FIXUP_TABLE_)>>2; - - .data : - { - *(.data) - *(.data1) - *(.sdata) - *(.sdata2) - *(.dynamic) - CONSTRUCTORS - } - _edata = .; - PROVIDE (edata = .); - - __u_boot_cmd_start = .; - .u_boot_cmd : { *(.u_boot_cmd) } - __u_boot_cmd_end = .; - - - __start___ex_table = .; - __ex_table : { *(__ex_table) } - __stop___ex_table = .; - - . = ALIGN(4096); - __init_begin = .; - .text.init : { *(.text.init) } - .data.init : { *(.data.init) } - . = ALIGN(4096); - __init_end = .; - - __bss_start = .; - .bss : - { - *(.sbss) *(.scommon) - *(.dynbss) - *(.bss) - *(COMMON) - } - _end = . ; - PROVIDE (end = .); -} diff --git a/board/walnut405/walnut405.c b/board/walnut405/walnut405.c deleted file mode 100644 index 7035599..0000000 --- a/board/walnut405/walnut405.c +++ /dev/null @@ -1,133 +0,0 @@ -/* - * (C) Copyright 2000 - * Wolfgang Denk, DENX Software Engineering, wd@denx.de. - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -#include <common.h> -#include "walnut405.h" -#include <asm/processor.h> -#include <spd_sdram.h> - -int board_early_init_f (void) -{ - /*-------------------------------------------------------------------------+ - | Interrupt controller setup for the Walnut board. - | Note: IRQ 0-15 405GP internally generated; active high; level sensitive - | IRQ 16 405GP internally generated; active low; level sensitive - | IRQ 17-24 RESERVED - | IRQ 25 (EXT IRQ 0) FPGA; active high; level sensitive - | IRQ 26 (EXT IRQ 1) SMI; active high; level sensitive - | IRQ 27 (EXT IRQ 2) Not Used - | IRQ 28 (EXT IRQ 3) PCI SLOT 3; active low; level sensitive - | IRQ 29 (EXT IRQ 4) PCI SLOT 2; active low; level sensitive - | IRQ 30 (EXT IRQ 5) PCI SLOT 1; active low; level sensitive - | IRQ 31 (EXT IRQ 6) PCI SLOT 0; active low; level sensitive - | Note for Walnut board: - | An interrupt taken for the FPGA (IRQ 25) indicates that either - | the Mouse, Keyboard, IRDA, or External Expansion caused the - | interrupt. The FPGA must be read to determine which device - | caused the interrupt. The default setting of the FPGA clears - | - +-------------------------------------------------------------------------*/ - - mtdcr (uicsr, 0xFFFFFFFF); /* clear all ints */ - mtdcr (uicer, 0x00000000); /* disable all ints */ - mtdcr (uiccr, 0x00000020); /* set all but FPGA SMI to be non-critical */ - mtdcr (uicpr, 0xFFFFFFE0); /* set int polarities */ - mtdcr (uictr, 0x10000000); /* set int trigger levels */ - mtdcr (uicvcr, 0x00000001); /* set vect base=0,INT0 highest priority */ - mtdcr (uicsr, 0xFFFFFFFF); /* clear all ints */ - -#define mtebc(reg, data) mtdcr(ebccfga,reg);mtdcr(ebccfgd,data) - /* BAS=0xF00,BS=0x0(1MB),BU=0x3(R/W),BW=0x0( 8 bits) */ - mtebc (pb1ap, 0x02815480); - mtebc (pb1cr, 0xF0018000); - - /* BAS=0xF01,BS=0x0(1MB),BU=0x3(R/W),BW=0x0(8 bits) */ - mtebc (pb2ap, 0x04815A80); - mtebc (pb2cr, 0xF0118000); - - /* BAS=0xF02,BS=0x0(1MB),BU=0x3(R/W),BW=0x0( 8 bits) */ - mtebc (pb3ap, 0x01815280); - mtebc (pb3cr, 0xF0218000); - - /* BAS=0xF03,BS=0x0(1MB),BU=0x3(R/W),BW=0x0(8 bits) */ - mtebc (pb7ap, 0x01815280); - mtebc (pb7cr, 0xF0318000); - - /* set UART1 control to select CTS/RTS */ -#define FPGA_BRDC 0xF0300004 - *(volatile char *) (FPGA_BRDC) |= 0x1; - - return 0; -} - - -/* ------------------------------------------------------------------------- */ - -/* - * Check Board Identity: - */ - -int checkboard (void) -{ - unsigned char *s = getenv ("serial#"); - unsigned char *e; - - puts ("Board: "); - - if (!s || strncmp (s, "WALNUT405", 9)) { - puts ("### No HW ID - assuming WALNUT405"); - } else { - for (e = s; *e; ++e) { - if (*e == ' ') - break; - } - for (; s < e; ++s) { - putc (*s); - } - } - putc ('\n'); - - return (0); -} - - -/* ------------------------------------------------------------------------- - initdram(int board_type) reads EEPROM via I2c. EEPROM contains all of - the necessary info for SDRAM controller configuration - ------------------------------------------------------------------------- */ -long int initdram (int board_type) -{ - return spd_sdram (0); -} - -/* ------------------------------------------------------------------------- */ - -int testdram (void) -{ - /* TODO: XXX XXX XXX */ - printf ("test: xxx MB - ok\n"); - - return (0); -} - -/* ------------------------------------------------------------------------- */ diff --git a/board/walnut405/walnut405.h b/board/walnut405/walnut405.h deleted file mode 100644 index 5fc313a..0000000 --- a/board/walnut405/walnut405.h +++ /dev/null @@ -1,44 +0,0 @@ -/* - * (C) Copyright 2000 - * Wolfgang Denk, DENX Software Engineering, wd@denx.de. - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -/**************************************************************************** - * FLASH Memory Map as used by TQ Monitor: - * - * Start Address Length - * +-----------------------+ 0x4000_0000 Start of Flash ----------------- - * | MON8xx code | 0x4000_0100 Reset Vector - * +-----------------------+ 0x400?_???? - * | (unused) | - * +-----------------------+ 0x4001_FF00 - * | Ethernet Addresses | 0x78 - * +-----------------------+ 0x4001_FF78 - * | (Reserved for MON8xx) | 0x44 - * +-----------------------+ 0x4001_FFBC - * | Lock Address | 0x04 - * +-----------------------+ 0x4001_FFC0 ^ - * | Hardware Information | 0x40 | MON8xx - * +=======================+ 0x4002_0000 (sector border) ----------------- - * | Autostart Header | | Applications - * | ... | v - * - *****************************************************************************/ |