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Link file for boot loader

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@5691 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Linus Nielsen Feltzing 2005-01-28 12:29:21 +00:00
parent abf3ea672a
commit b7225d165e
1 changed files with 110 additions and 0 deletions
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firmware/boot.lds Normal file
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#include "config.h"
ENTRY(start)
#if CONFIG_CPU == MCF5249
OUTPUT_FORMAT(elf32-m68k)
#else
OUTPUT_FORMAT(elf32-sh)
#endif
INPUT(crt0.o)
#define PLUGINSIZE 0x8000
#define DRAMSIZE (MEMORYSIZE * 0x100000) - PLUGINSIZE
#ifdef IRIVER_H100
#define DRAMORIG 0x30000000
#define IRAMORIG 0x10000000
#define IRAMSIZE 0x18000
#define FLASHORIG 0x001f0000
#define FLASHSIZE 2M
#else
#define DRAMORIG 0x09000000
#define IRAMORIG 0x0f000000
#define IRAMSIZE 0x1000
#define FLASHORIG 0x02000000 + ROM_START
#define FLASHSIZE 256K - ROM_START
#endif
#define ENDADDR (IRAMORIG + IRAMSIZE)
MEMORY
{
DRAM : ORIGIN = DRAMORIG, LENGTH = DRAMSIZE
IRAM : ORIGIN = IRAMORIG, LENGTH = IRAMSIZE
FLASH : ORIGIN = FLASHORIG, LENGTH = FLASHSIZE
}
SECTIONS
{
.vectors :
{
_datacopy = .;
} > FLASH
.data : AT ( _datacopy )
{
_datastart = .;
*(.resetvectors);
*(.vectors);
. = ALIGN(0x200);
*(.data)
*(.icode)
*(.idata)
. = ALIGN(0x4);
_dataend = .;
. = ALIGN(0x10); /* Maintain proper alignment for .text section */
} > IRAM
/* TRICK ALERT! Newer versions of the linker don't allow output sections
to overlap even if one of them is empty, so advance the location pointer
"by hand" */
.text LOADADDR(.data) + SIZEOF(.data) :
{
*(.init.text)
*(.text)
. = ALIGN(0x4);
} > FLASH
.rodata :
{
*(.rodata)
*(.rodata.str1.1)
*(.rodata.str1.4)
. = ALIGN(0x4);
_iramcopy = .;
} > FLASH
.stack :
{
*(.stack)
_stackbegin = .;
stackbegin = .;
. += 0x2000;
_stackend = .;
stackend = .;
} > IRAM
.bss :
{
_edata = .;
*(.bss)
*(COMMON)
_end = .;
} > IRAM
.mp3buf :
{
. = ALIGN(0x4);
_mp3buffer = .;
} > IRAM
.mp3end ENDADDR:
{
_mp3end = .;
} > IRAM
.plugin ENDADDR:
{
_pluginbuf = .;
}
}