rockbox/firmware/target/arm/imx31/app.lds
Michael Sevakis 209aa8eda5 Real fake IRAM by placing .i.... section in the analagous DRAM sections in the linker scripts that hasn't done this yet.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@17449 a1c6a512-1295-4272-9138-f99709370657
2008-05-10 22:03:45 +00:00

144 lines
2.7 KiB
Text

#include "config.h"
ENTRY(start)
OUTPUT_FORMAT(elf32-littlearm)
OUTPUT_ARCH(arm)
STARTUP(target/arm/imx31/crt0.o)
#define PLUGINSIZE PLUGIN_BUFFER_SIZE
#define CODECSIZE CODEC_SIZE
#ifdef DEBUG
#define STUBOFFSET 0x10000
#else
#define STUBOFFSET 0
#endif
#include "imx31l.h"
/* Subtract 1MB for the FRAME/TTB section */
#define DRAMSIZE (MEMORYSIZE * 0x100000 - 0x100000) - PLUGINSIZE - STUBOFFSET - CODECSIZE
#define DRAMORIG (0x0 + STUBOFFSET)
/* #define IRAMORIG 0x1FFFC000 */
#define IRAMORIG DRAMORIG
#define IRAM DRAM
#define IRAMSIZE IRAM_SIZE
/* 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
DEVBSS : ORIGIN = 0x80100000 + FRAME_SIZE, LENGTH = 0x100000 - FRAME_SIZE - TTB_SIZE
}
SECTIONS
{
.text :
{
loadaddress = .;
_loadaddress = .;
. = ALIGN(0x200);
*(.init.text)
*(.text*)
*(.icode)
*(.glue_7)
*(.glue_7t)
. = ALIGN(0x4);
} > DRAM
.rodata :
{
*(.rodata) /* problems without this, dunno why */
*(.rodata*)
*(.rodata.str1.1)
*(.rodata.str1.4)
*(.irodata)
. = 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*)
*(.idata)
. = ALIGN(0x4);
_dataend = .;
} > DRAM
/DISCARD/ :
{
*(.eh_frame)
}
.vectors 0x0 :
{
_vectorsstart = .;
*(.vectors);
_vectorsend = .;
} AT> DRAM
_vectorscopy = LOADADDR(.vectors);
.stack :
{
*(.stack)
stackbegin = .;
. += 0x2000;
stackend = .;
} > DRAM
.bss :
{
_edata = .;
*(.bss*)
*(.ibss)
*(COMMON)
. = ALIGN(0x4);
_end = .;
} > DRAM
.audiobuf ALIGN(4) :
{
_audiobuffer = .;
audiobuffer = .;
} > DRAM
.audiobufend ENDAUDIOADDR:
{
audiobufend = .;
_audiobufend = .;
} > DRAM
.codec ENDAUDIOADDR:
{
codecbuf = .;
_codecbuf = .;
}
.plugin ENDADDR:
{
_pluginbuf = .;
pluginbuf = .;
}
.devbss (NOLOAD) :
{
_devbssdata = .;
*(.qharray)
*(.devbss*)
_devbssend = .;
} > DEVBSS
}