rockbox/firmware/target/coldfire/iaudio/app.lds
Michael Sevakis 4928810354 M5/X5 (MCF5250): Scoot the core/plugin IRAM boundary forward by 0x800.
Change-Id: I482fe3f4f2f59a3f17026e796c245c4efa8279f3
2012-04-29 14:35:53 -04:00

143 lines
2.6 KiB
Text

#include "config.h"
ENTRY(start)
OUTPUT_FORMAT(elf32-m68k)
STARTUP(target/coldfire/crt0.o)
#define PLUGINSIZE PLUGIN_BUFFER_SIZE
#define CODECSIZE CODEC_SIZE
#define DRAMSIZE (MEMORYSIZE * 0x100000) - PLUGINSIZE - CODECSIZE
#define DRAMORIG 0x31000000
#define IRAMORIG 0x10000000
#if CONFIG_CPU == MCF5250
#define IRAMSIZE 0xc800
#else
#define IRAMSIZE 0xc000
#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
IRAM : ORIGIN = IRAMORIG, LENGTH = IRAMSIZE
}
SECTIONS
{
.vectors :
{
loadaddress = .;
_loadaddress = .;
KEEP(*(.resetvectors));
*(.resetvectors);
KEEP(*(.vectors));
*(.vectors);
} > DRAM
.text :
{
. = ALIGN(0x200);
*(.init.text)
*(.text*)
. = 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)
}
.iram IRAMORIG :
{
_iramstart = .;
*(.icode)
*(.irodata)
*(.idata)
_iramend = .;
} > IRAM AT> DRAM
_iramcopy = LOADADDR(.iram);
_noloaddram = LOADADDR(.iram);
.ibss (NOLOAD) :
{
_iedata = .;
*(.ibss)
. = ALIGN(0x4);
_iend = .;
} > IRAM
.stack (NOLOAD) :
{
*(.stack)
stackbegin = .;
. += 0x2000;
stackend = .;
} > IRAM
.bss _noloaddram (NOLOAD):
{
_edata = .;
*(.bss*)
*(COMMON)
. = ALIGN(0x4);
_end = .;
} > DRAM
.audiobuf (NOLOAD) :
{
. = ALIGN(4);
_audiobuffer = .;
audiobuffer = .;
} > DRAM
.audiobufend ENDAUDIOADDR (NOLOAD) :
{
audiobufend = .;
_audiobufend = .;
} > DRAM
.codec ENDAUDIOADDR (NOLOAD) :
{
codecbuf = .;
_codecbuf = .;
}
.plugin ENDADDR (NOLOAD) :
{
_pluginbuf = .;
pluginbuf = .;
}
}