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rockbox/firmware/app.lds
Will Robertson 32f6109fb1 Gigabeat S memory management stuff. 
* Moved crt0.S to imx31 subdirectory, as it was the last target using the unified file.
* DRAM is now remapped to 0x0, facilitating interrupts (which aren't done yet)


git-svn-id: svn://svn.rockbox.org/rockbox/trunk@15965 a1c6a512-1295-4272-9138-f99709370657
2007-12-23 12:19:40 +00:00

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#include "config.h"
ENTRY(start)
#ifdef CPU_COLDFIRE
OUTPUT_FORMAT(elf32-m68k)
INPUT(target/coldfire/crt0.o)
#elif defined(CPU_ARM)
OUTPUT_FORMAT(elf32-littlearm)
OUTPUT_ARCH(arm)
#ifdef CPU_PP
INPUT(target/arm/crt0-pp.o)
#elif CONFIG_CPU==DM320
INPUT(target/arm/tms320dm320/crt0.o)
#elif CONFIG_CPU==S3C2440
INPUT(target/arm/s3c2440/crt0.o)
#elif CONFIG_CPU == PNX0101
INPUT(target/arm/pnx0101/crt0-pnx0101.o)
#elif CONFIG_CPU == IMX31L
INPUT(target/arm/imx31/crt0.o)
#elif defined(CPU_ARM)
INPUT(target/arm/crt0.o)
#endif
#else
OUTPUT_FORMAT(elf32-sh)
INPUT(target/sh/crt0.o)
#endif
#define PLUGINSIZE PLUGIN_BUFFER_SIZE
#define CODECSIZE CODEC_SIZE
#ifdef DEBUG
#define STUBOFFSET 0x10000
#else
#define STUBOFFSET 0
#endif
#if CONFIG_CPU==S3C2440
#include "s3c2440.h"
#define DRAMSIZE (MEMORYSIZE * 0x100000) - 0x100 - PLUGINSIZE - STUBOFFSET - CODECSIZE - LCD_BUFFER_SIZE - TTB_SIZE
#elif CONFIG_CPU==DM320
#include "dm320.h"
#define DRAMSIZE (MEMORYSIZE * 0x100000) - PLUGINSIZE - STUBOFFSET - CODECSIZE - LCD_BUFFER_SIZE - TTB_SIZE
#else
#define DRAMSIZE (MEMORYSIZE * 0x100000) - PLUGINSIZE - STUBOFFSET - CODECSIZE
#endif
#if defined(IRIVER_H100_SERIES) || defined(IRIVER_H300)
#define DRAMORIG 0x31000000 + STUBOFFSET
#define IRAMORIG 0x10000000
#define IRAMSIZE 0xc000
#elif defined(IAUDIO_X5) || defined(IAUDIO_M5)
#define DRAMORIG 0x31000000 + STUBOFFSET
#define IRAMORIG 0x10000000
#define IRAMSIZE 0x10000
#elif defined(CPU_PP)
#define DRAMORIG 0x00000000 + STUBOFFSET
#define IRAMORIG 0x40000000
#define IRAMSIZE 0xc000
#elif CONFIG_CPU==PNX0101
#define DRAMORIG 0xc00000 + STUBOFFSET
#define IRAM0ORIG 0x000000
#define IRAM0SIZE 0x7000
#define IRAMORIG 0x400000
#define IRAMSIZE 0x7000
#elif CONFIG_CPU==S3C2440
#define DRAMORIG 0x00000100 + STUBOFFSET
#define IRAMORIG DRAMORIG
#define IRAM DRAM
#define IRAMSIZE 0x1000
#elif CONFIG_CPU==DM320
#define DRAMORIG 0x00900000 + STUBOFFSET
#define IRAMORIG 0x00000000
#define IRAMSIZE 0x4000
#elif CONFIG_CPU==IMX31L
#define DRAMORIG (0x0 + STUBOFFSET)
#define IRAMORIG 0x1FFFC000
#define IRAMSIZE 0x4000
#else
#define DRAMORIG 0x09000000 + STUBOFFSET
#define IRAMORIG 0x0f000000
#define IRAMSIZE 0x1000
#endif
/* End of the audio buffer, where the codec buffer starts */
#define ENDAUDIOADDR (DRAMORIG + DRAMSIZE)
/* Where the codec buffer ends, and the plugin buffer starts */
#define ENDADDR (ENDAUDIOADDR + CODECSIZE)
MEMORY
{
DRAM : ORIGIN = DRAMORIG, LENGTH = DRAMSIZE
#if CONFIG_CPU != S3C2440
IRAM : ORIGIN = IRAMORIG, LENGTH = IRAMSIZE
#endif
#if CONFIG_CPU==PNX0101
IRAM0 : ORIGIN = IRAM0ORIG, LENGTH = IRAM0SIZE
#endif
}
SECTIONS
{
#if (CONFIG_CPU==DM320)
.text :
{
loadaddress = .;
_loadaddress = .;
. = ALIGN(0x200);
*(.init.text)
*(.text*)
*(.glue_7)
*(.glue_7t)
. = ALIGN(0x4);
} > DRAM
.rodata :
{
*(.rodata) /* problems without this, dunno why */
*(.rodata*)
*(.rodata.str1.1)
*(.rodata.str1.4)
. = ALIGN(0x4);
/* Pseudo-allocate the copies of the data sections */
_datacopy = .;
} > DRAM
/* TRICK ALERT! For RAM execution, we put the .data section at the
same load address as the copy. Thus, we don't waste extra RAM
when we don't actually need the copy. */
.data : AT ( _datacopy )
{
_datastart = .;
*(.data*)
. = ALIGN(0x4);
_dataend = .;
} > DRAM
/DISCARD/ :
{
*(.eh_frame)
}
.vectors IRAMORIG :
{
_vectorsstart = .;
*(.vectors);
_vectorsend = .;
} > IRAM AT> DRAM
_vectorscopy = LOADADDR(.vectors);
.iram :
{
_iramstart = .;
*(.icode)
*(.irodata)
*(.idata)
_iramend = .;
} > IRAM AT> DRAM
_iramcopy = LOADADDR(.iram);
.ibss (NOLOAD) :
{
_iedata = .;
*(.ibss)
. = ALIGN(0x4);
_iend = .;
} > IRAM
.stack :
{
*(.stack)
stackbegin = .;
. += 0x2000;
stackend = .;
} > IRAM
.bss ADDR(.data) + SIZEOF(.data) + SIZEOF(.iram) + SIZEOF(.vectors):
{
_edata = .;
*(.bss*)
*(COMMON)
. = ALIGN(0x4);
_end = .;
} > DRAM
#elif CONFIG_CPU==S3C2440
.text :
{
loadaddress = .;
_loadaddress = .;
. = ALIGN(0x200);
*(.init.text)
*(.text*)
*(.glue_7)
*(.glue_7t)
. = ALIGN(0x4);
} > DRAM
.rodata :
{
*(.rodata) /* problems without this, dunno why */
*(.rodata*)
*(.rodata.str1.1)
*(.rodata.str1.4)
. = ALIGN(0x4);
/* Pseudo-allocate the copies of the data sections */
_datacopy = .;
} > DRAM
/* TRICK ALERT! For RAM execution, we put the .data section at the
same load address as the copy. Thus, we don't waste extra RAM
when we don't actually need the copy. */
.data : AT ( _datacopy )
{
_datastart = .;
*(.data*)
. = ALIGN(0x4);
_dataend = .;
} > DRAM
/DISCARD/ :
{
*(.eh_frame)
}
.vectors 0x0 :
{
_vectorsstart = .;
*(.vectors);
_vectorsend = .;
} AT> DRAM
_vectorscopy = LOADADDR(.vectors);
.iram :
{
_iramstart = .;
*(.icode)
*(.irodata)
*(.idata)
_iramend = .;
} > DRAM
_iramcopy = LOADADDR(.iram);
.ibss (NOLOAD) :
{
_iedata = .;
*(.ibss)
. = ALIGN(0x4);
_iend = .;
} > DRAM
.stack :
{
*(.stack)
stackbegin = .;
. += 0x2000;
stackend = .;
} > DRAM
.bss :
{
_edata = .;
*(.bss*)
*(COMMON)
. = ALIGN(0x4);
_end = .;
} > DRAM
#else /* End CONFIG_CPU */
#if !defined(CPU_ARM)
.vectors :
{
loadaddress = .;
_loadaddress = .;
KEEP(*(.resetvectors));
*(.resetvectors);
KEEP(*(.vectors));
*(.vectors);
} > DRAM
.text :
{
#else
.text :
{
loadaddress = .;
_loadaddress = .;
#endif
. = ALIGN(0x200);
*(.init.text)
*(.text*)
#ifdef CPU_ARM
*(.glue_7)
*(.glue_7t)
#endif
. = ALIGN(0x4);
} > DRAM
.rodata :
{
*(.rodata) /* problems without this, dunno why */
*(.rodata*)
*(.rodata.str1.1)
*(.rodata.str1.4)
. = ALIGN(0x4);
/* Pseudo-allocate the copies of the data sections */
_datacopy = .;
} > DRAM
/* TRICK ALERT! For RAM execution, we put the .data section at the
same load address as the copy. Thus, we don't waste extra RAM
when we don't actually need the copy. */
.data : AT ( _datacopy )
{
_datastart = .;
*(.data*)
. = ALIGN(0x4);
_dataend = .;
} > DRAM
/DISCARD/ :
{
*(.eh_frame)
}
#if defined(CPU_ARM)
.vectors 0x0 :
{
_vectorsstart = .;
*(.vectors);
_vectorsend = .;
#if CONFIG_CPU==PNX0101
*(.dmabuf)
} >IRAM0 AT> DRAM
#else
} AT> DRAM
#endif
_vectorscopy = LOADADDR(.vectors);
#endif
#if CONFIG_CPU==PNX0101
.iram IRAMORIG + SIZEOF(.vectors) :
#else
.iram IRAMORIG :
#endif
{
_iramstart = .;
*(.icode)
*(.irodata)
*(.idata)
_iramend = .;
} > IRAM AT> DRAM
_iramcopy = LOADADDR(.iram);
.ibss (NOLOAD) :
{
_iedata = .;
*(.ibss)
. = ALIGN(0x4);
_iend = .;
} > IRAM
#if defined(CPU_COLDFIRE) || defined(CPU_ARM)
#ifdef CPU_PP
.idle_stacks :
{
*(.idle_stacks)
#if NUM_CORES > 1
cpu_idlestackbegin = .;
. += IDLE_STACK_SIZE;
cpu_idlestackend = .;
#endif
cop_idlestackbegin = .;
. += IDLE_STACK_SIZE;
cop_idlestackend = .;
} > IRAM
#endif
.stack :
{
*(.stack)
stackbegin = .;
. += 0x2000;
stackend = .;
} > IRAM
#else
/* TRICK ALERT! We want 0x2000 bytes of stack, but we set the section
size smaller, and allow the stack to grow into the .iram copy */
.stack ADDR(.data) + SIZEOF(.data) + SIZEOF(.iram):
{
*(.stack)
_stackbegin = . - SIZEOF(.iram);
. += 0x2000 - SIZEOF(.iram);
_stackend = .;
} > DRAM
#endif
#if defined(CPU_COLDFIRE)
.bss ADDR(.data) + SIZEOF(.data) + SIZEOF(.iram):
#elif defined(CPU_ARM)
.bss ADDR(.data) + SIZEOF(.data) + SIZEOF(.iram) + SIZEOF(.vectors):
#else
.bss :
#endif
{
_edata = .;
*(.bss*)
*(COMMON)
. = ALIGN(0x4);
_end = .;
} > DRAM
#endif
.audiobuf ALIGN(4) :
{
_audiobuffer = .;
audiobuffer = .;
} > DRAM
.audiobufend ENDAUDIOADDR:
{
audiobufend = .;
_audiobufend = .;
} > DRAM
.codec ENDAUDIOADDR:
{
codecbuf = .;
_codecbuf = .;
}
.plugin ENDADDR:
{
_pluginbuf = .;
pluginbuf = .;
}
}
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