Stefan Roese
18 years ago
commit
1cf6756333
@ -0,0 +1,101 @@ |
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/*
|
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* (C) Copyright 2007 |
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* Stefan Roese, DENX Software Engineering, sr@denx.de. |
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* |
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* See file CREDITS for list of people who contributed to this |
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* project. |
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* |
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* This program is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU General Public License as |
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* published by the Free Software Foundation; either version 2 of |
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* the License, or (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, |
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* MA 02111-1307 USA |
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* |
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*/ |
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|
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#include <common.h> |
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#include <command.h> |
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#include <i2c.h> |
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static u8 boot_267_nor[] = { |
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0xc0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x8e, 0x00, |
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0x14, 0xc0, 0x36, 0xcc, 0x00, 0x0c, 0x00, 0x00, |
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0x00, 0x00, 0x00, 0x00 |
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}; |
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static u8 boot_267_nand[] = { |
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0xd0, 0x38, 0xc3, 0x50, 0x13, 0x88, 0x8e, 0x00, |
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0x14, 0xc0, 0x36, 0xcc, 0x00, 0x0c, 0x00, 0x00, |
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0x00, 0x00, 0x00, 0x00 |
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}; |
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|
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static int do_bootstrap(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) |
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{ |
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u8 chip; |
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u8 *buf; |
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int cpu_freq; |
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|
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if (argc < 3) { |
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printf("Usage:\n%s\n", cmdtp->usage); |
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return 1; |
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} |
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cpu_freq = simple_strtol(argv[1], NULL, 10); |
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if (cpu_freq != 267) { |
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printf("Unsupported cpu-frequency - only 267 supported\n"); |
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return 1; |
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} |
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/* use 0x50 as I2C EEPROM address for now */ |
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chip = 0x50; |
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if ((strcmp(argv[2], "nor") != 0) && |
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(strcmp(argv[2], "nand") != 0)) { |
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printf("Unsupported boot-device - only nor|nand support\n"); |
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return 1; |
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} |
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if (strcmp(argv[2], "nand") == 0) { |
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switch (cpu_freq) { |
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case 267: |
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buf = boot_267_nand; |
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break; |
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default: |
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break; |
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} |
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} else { |
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switch (cpu_freq) { |
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case 267: |
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buf = boot_267_nor; |
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break; |
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default: |
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break; |
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} |
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} |
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if (i2c_write(chip, 0, 1, buf, 16) != 0) |
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printf("Error writing to EEPROM at address 0x%x\n", chip); |
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udelay(CFG_EEPROM_PAGE_WRITE_DELAY_MS * 1000); |
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if (i2c_write(chip, 0x10, 1, buf+16, 4) != 0) |
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printf("Error2 writing to EEPROM at address 0x%x\n", chip); |
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printf("Done\n"); |
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printf("Please power-cycle the board for the changes to take effect\n"); |
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return 0; |
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} |
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U_BOOT_CMD( |
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bootstrap, 3, 0, do_bootstrap, |
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"bootstrap - program the I2C bootstrap EEPROM\n", |
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"<cpu-freq> <nor|nand> - program the I2C bootstrap EEPROM\n" |
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); |
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@ -0,0 +1,137 @@ |
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/* |
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* (C) Copyright 2007 |
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* Wolfgang Denk, DENX Software Engineering, wd@denx.de. |
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* |
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* See file CREDITS for list of people who contributed to this |
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* project. |
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* |
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* This program is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU General Public License as |
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* published by the Free Software Foundation; either version 2 of |
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* the License, or (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, |
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* MA 02111-1307 USA |
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*/ |
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OUTPUT_ARCH(powerpc) |
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SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/lib); SEARCH_DIR(/usr/local/powerpc-any-elf/lib); |
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SECTIONS |
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{ |
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/* Read-only sections, merged into text segment: */ |
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. = + SIZEOF_HEADERS; |
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.interp : { *(.interp) } |
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.hash : { *(.hash) } |
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.dynsym : { *(.dynsym) } |
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.dynstr : { *(.dynstr) } |
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.rel.text : { *(.rel.text) } |
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.rela.text : { *(.rela.text) } |
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.rel.data : { *(.rel.data) } |
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.rela.data : { *(.rela.data) } |
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.rel.rodata : { *(.rel.rodata) } |
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.rela.rodata : { *(.rela.rodata) } |
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.rel.got : { *(.rel.got) } |
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.rela.got : { *(.rela.got) } |
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.rel.ctors : { *(.rel.ctors) } |
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.rela.ctors : { *(.rela.ctors) } |
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.rel.dtors : { *(.rel.dtors) } |
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.rela.dtors : { *(.rela.dtors) } |
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.rel.bss : { *(.rel.bss) } |
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.rela.bss : { *(.rela.bss) } |
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.rel.plt : { *(.rel.plt) } |
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.rela.plt : { *(.rela.plt) } |
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.init : { *(.init) } |
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.plt : { *(.plt) } |
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.text : |
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{ |
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/* WARNING - the following is hand-optimized to fit within */ |
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/* the sector layout of our flash chips! XXX FIXME XXX */ |
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cpu/ppc4xx/start.o (.text) |
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/* Align to next NAND block */ |
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. = ALIGN(0x4000); |
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common/environment.o (.ppcenv) |
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/* Keep some space here for redundant env and potential bad env blocks */ |
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. = ALIGN(0x10000); |
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*(.text) |
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*(.fixup) |
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*(.got1) |
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} |
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_etext = .; |
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PROVIDE (etext = .); |
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.rodata : |
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{ |
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*(.rodata) |
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*(.rodata1) |
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*(.rodata.str1.4) |
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} |
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.fini : { *(.fini) } =0 |
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.ctors : { *(.ctors) } |
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.dtors : { *(.dtors) } |
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/* Read-write section, merged into data segment: */ |
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. = (. + 0x00FF) & 0xFFFFFF00; |
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_erotext = .; |
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PROVIDE (erotext = .); |
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.reloc : |
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{ |
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*(.got) |
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_GOT2_TABLE_ = .; |
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*(.got2) |
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_FIXUP_TABLE_ = .; |
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*(.fixup) |
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} |
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__got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >>2; |
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__fixup_entries = (. - _FIXUP_TABLE_)>>2; |
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.data : |
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{ |
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*(.data) |
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*(.data1) |
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*(.sdata) |
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*(.sdata2) |
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*(.dynamic) |
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CONSTRUCTORS |
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} |
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_edata = .; |
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PROVIDE (edata = .); |
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. = .; |
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__u_boot_cmd_start = .; |
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.u_boot_cmd : { *(.u_boot_cmd) } |
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__u_boot_cmd_end = .; |
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. = .; |
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__start___ex_table = .; |
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__ex_table : { *(__ex_table) } |
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__stop___ex_table = .; |
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. = ALIGN(256); |
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__init_begin = .; |
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.text.init : { *(.text.init) } |
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.data.init : { *(.data.init) } |
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. = ALIGN(256); |
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__init_end = .; |
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__bss_start = .; |
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.bss : |
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{ |
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*(.sbss) *(.scommon) |
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*(.dynbss) |
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*(.bss) |
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*(COMMON) |
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} |
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_end = . ; |
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PROVIDE (end = .); |
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} |
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@ -0,0 +1,104 @@ |
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#
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# (C) Copyright 2007
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# Stefan Roese, DENX Software Engineering, sr@denx.de.
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#
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# See file CREDITS for list of people who contributed to this
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# project.
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License as
|
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# published by the Free Software Foundation; either version 2 of
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# the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
|
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
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# GNU General Public License for more details.
|
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#
|
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# You should have received a copy of the GNU General Public License
|
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# along with this program; if not, write to the Free Software
|
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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# MA 02111-1307 USA
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#
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include $(TOPDIR)/config.mk |
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include $(TOPDIR)/nand_spl/board/$(BOARDDIR)/config.mk |
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LDSCRIPT= $(TOPDIR)/nand_spl/board/$(BOARDDIR)/u-boot.lds
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LDFLAGS = -Bstatic -T $(LDSCRIPT) -Ttext $(TEXT_BASE) $(PLATFORM_LDFLAGS)
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AFLAGS += -DCONFIG_NAND_SPL
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CFLAGS += -DCONFIG_NAND_SPL
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SOBJS = start.o resetvec.o
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COBJS = gpio.o nand_boot.o nand_ecc.o memory.o ndfc.o
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SRCS := $(addprefix $(obj),$(SOBJS:.o=.S) $(COBJS:.o=.c))
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OBJS := $(addprefix $(obj),$(SOBJS) $(COBJS))
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__OBJS := $(SOBJS) $(COBJS)
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LNDIR := $(OBJTREE)/nand_spl/board/$(BOARDDIR)
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nandobj := $(OBJTREE)/nand_spl/
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ALL = $(nandobj)u-boot-spl $(nandobj)u-boot-spl.bin $(nandobj)u-boot-spl-16k.bin
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all: $(obj).depend $(ALL) |
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$(nandobj)u-boot-spl-16k.bin: $(nandobj)u-boot-spl |
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$(OBJCOPY) ${OBJCFLAGS} --pad-to=$(PAD_TO) -O binary $< $@
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$(nandobj)u-boot-spl.bin: $(nandobj)u-boot-spl |
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$(OBJCOPY) ${OBJCFLAGS} -O binary $< $@
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$(nandobj)u-boot-spl: $(OBJS) |
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cd $(LNDIR) && $(LD) $(LDFLAGS) $$UNDEF_SYM $(__OBJS) \
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-Map $(nandobj)u-boot-spl.map \
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-o $(nandobj)u-boot-spl
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# create symbolic links for common files
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# from cpu directory
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$(obj)gpio.c: |
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@rm -f $(obj)gpio.c
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ln -s $(SRCTREE)/cpu/ppc4xx/gpio.c $(obj)gpio.c
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$(obj)ndfc.c: |
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@rm -f $(obj)ndfc.c
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ln -s $(SRCTREE)/cpu/ppc4xx/ndfc.c $(obj)ndfc.c
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$(obj)resetvec.S: |
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@rm -f $(obj)resetvec.S
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ln -s $(SRCTREE)/cpu/ppc4xx/resetvec.S $(obj)resetvec.S
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$(obj)start.S: |
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@rm -f $(obj)start.S
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ln -s $(SRCTREE)/cpu/ppc4xx/start.S $(obj)start.S
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# from board directory
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$(obj)memory.c: |
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@rm -f $(obj)memory.c
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ln -s $(SRCTREE)/board/amcc/acadia/memory.c $(obj)memory.c
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# from nand_spl directory
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$(obj)nand_boot.c: |
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@rm -f $(obj)nand_boot.c
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ln -s $(SRCTREE)/nand_spl/nand_boot.c $(obj)nand_boot.c
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# from drivers/nand directory
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$(obj)nand_ecc.c: |
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@rm -f $(obj)nand_ecc.c
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ln -s $(SRCTREE)/drivers/nand/nand_ecc.c $(obj)nand_ecc.c
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#########################################################################
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|
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$(obj)%.o: $(obj)%.S |
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$(CC) $(AFLAGS) -c -o $@ $<
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|
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$(obj)%.o: $(obj)%.c |
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$(CC) $(CFLAGS) -c -o $@ $<
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|
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# defines $(obj).depend target
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include $(SRCTREE)/rules.mk |
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|
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sinclude $(obj).depend |
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|
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#########################################################################
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@ -0,0 +1,47 @@ |
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#
|
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# (C) Copyright 2007
|
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# Stefan Roese, DENX Software Engineering, sr@denx.de.
|
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#
|
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# See file CREDITS for list of people who contributed to this
|
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# project.
|
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#
|
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# 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.
|
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#
|
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# 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,
|
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# MA 02111-1307 USA
|
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#
|
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#
|
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# AMCC 405EZ Reference Platform (Acadia) board
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#
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|
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#
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# TEXT_BASE for SPL:
|
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#
|
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# On 4xx platforms the SPL is located at 0xfffff000...0xffffffff,
|
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# in the last 4kBytes of memory space in cache.
|
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# We will copy this SPL into internal SRAM in start.S. So we set
|
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# TEXT_BASE to starting address in internal SRAM here.
|
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#
|
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TEXT_BASE = 0xF8003000
|
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|
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# PAD_TO used to generate a 16kByte binary needed for the combined image
|
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# -> PAD_TO = TEXT_BASE + 0x4000
|
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PAD_TO = 0xF8007000
|
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|
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ifeq ($(debug),1) |
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PLATFORM_CPPFLAGS += -DDEBUG
|
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endif |
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|
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ifeq ($(dbcr),1) |
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PLATFORM_CPPFLAGS += -DCFG_INIT_DBCR=0x8cff0000
|
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endif |
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@ -0,0 +1,63 @@ |
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/* |
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* (C) Copyright 2007 |
||||
* 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 |
||||
*/ |
||||
|
||||
OUTPUT_ARCH(powerpc:common) |
||||
SECTIONS |
||||
{ |
||||
.resetvec 0xF8003FFC : |
||||
{ |
||||
*(.resetvec) |
||||
} = 0xffff |
||||
|
||||
.text : |
||||
{ |
||||
start.o (.text) |
||||
nand_boot.o (.text) |
||||
ndfc.o (.text) |
||||
|
||||
*(.text) |
||||
*(.fixup) |
||||
} |
||||
_etext = .; |
||||
|
||||
.data : |
||||
{ |
||||
*(.rodata*) |
||||
*(.data*) |
||||
*(.sdata*) |
||||
__got2_start = .; |
||||
*(.got2) |
||||
__got2_end = .; |
||||
} |
||||
|
||||
_edata = .; |
||||
|
||||
__bss_start = .; |
||||
.bss : |
||||
{ |
||||
*(.sbss) |
||||
*(.bss) |
||||
} |
||||
|
||||
_end = . ; |
||||
} |
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Reference in new issue