diff options
| -rw-r--r-- | board/tqm8xx/u-boot.lds | 136 | ||||
| -rw-r--r-- | tools/envcrc.c | 80 |
2 files changed, 216 insertions, 0 deletions
diff --git a/board/tqm8xx/u-boot.lds b/board/tqm8xx/u-boot.lds new file mode 100644 index 00000000000..17fea2e6c50 --- /dev/null +++ b/board/tqm8xx/u-boot.lds @@ -0,0 +1,136 @@ +/* + * (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/mpc8xx/start.o (.text) + cpu/mpc8xx/traps.o (.text) + common/dlmalloc.o (.text) + lib_ppc/ppcstring.o (.text) + lib_generic/vsprintf.o (.text) + lib_generic/crc32.o (.text) + lib_generic/zlib.o (.text) + lib_ppc/cache.o (.text) + lib_ppc/time.o (.text) + + . = env_offset; + common/environment.o (.ppcenv) + + *(.text) + *(.fixup) + *(.got1) + } + _etext = .; + PROVIDE (etext = .); + .rodata : + { + *(.rodata) + *(.rodata1) + } + .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 = .); + + __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/tools/envcrc.c b/tools/envcrc.c new file mode 100644 index 00000000000..c59f7d51d9b --- /dev/null +++ b/tools/envcrc.c @@ -0,0 +1,80 @@ +/* + * (C) Copyright 2001 + * Paolo Scaffardi, AIRVENT SAM s.p.a - RIMINI(ITALY), arsenio@tin.it + * + * 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 <stdio.h> +#include <stdlib.h> +#include <unistd.h> + +#define __ASSEMBLY__ /* Dirty trick to get only #defines */ +#include <config.h> +#undef __ASSEMBLY__ + +#if defined(CFG_ENV_IS_IN_FLASH) +# ifndef CFG_ENV_ADDR +# define CFG_ENV_ADDR (CFG_FLASH_BASE + CFG_ENV_OFFSET) +# endif +# ifndef CFG_ENV_OFFSET +# define CFG_ENV_OFFSET (CFG_ENV_ADDR - CFG_FLASH_BASE) +# endif +# ifndef CFG_ENV_SIZE +# define CFG_ENV_SIZE CFG_ENV_SECT_SIZE +# endif +# if ((CFG_ENV_ADDR >= CFG_MONITOR_BASE) && \ + ((CFG_ENV_ADDR+CFG_ENV_SIZE) <= (CFG_MONITOR_BASE + CFG_MONITOR_LEN))) +# define ENV_IS_EMBEDDED +# endif +#endif /* CFG_ENV_IS_IN_FLASH */ + +extern unsigned long crc32 (unsigned long, const unsigned char *, unsigned int); + +#ifdef ENV_IS_EMBEDDED +extern unsigned int env_size; +extern unsigned char environment; +#endif /* ENV_IS_EMBEDDED */ + +int main (int argc, char **argv) +{ +#ifdef ENV_IS_EMBEDDED + int crc ; + unsigned char *envptr = &environment, + *dataptr = envptr + sizeof(unsigned int) + 1; + unsigned int datasize = env_size - (dataptr - envptr) ; + + + crc = crc32(0, dataptr, datasize) ; + + /* Check if verbose mode is activated passing a parameter to the program */ + if (argc > 1) { + printf("CRC32 from offset %08X to %08X of environment = %08X\n", + (unsigned int)(dataptr - envptr), + (unsigned int)(dataptr - envptr) + datasize, + crc); + } else { + printf("0x%08X\n", crc); + } +#else + printf("0\n"); +#endif + return EXIT_SUCCESS; +} + |