rockbox/firmware/target/coldfire/app.lds
Solomon Peachy 7dbfda6c55 iaudiom5: Fix build.
Basically we're overflowing IRAM by 48 bytes.  Shrink the stack
by 48 bytes to compensate.

Fixing this properly will require careful decisions about what
(code and/or data) to eject from IRAM.

Change-Id: Ia3054280bcbd9813b9cce83f16ba4fbd15085110
2020-10-27 14:49:19 -04:00

161 lines
3 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)
#define CODECORIG ENDAUDIOADDR
/* .init is copied to codec buffer */
#define INITORIG CODECORIG
#define INITSIZE CODECSIZE
/* 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
INIT : ORIGIN = INITORIG, LENGTH = INITSIZE
}
SECTIONS
{
.vectors :
{
loadaddress = .;
_loadaddress = .;
KEEP(*(.resetvectors));
*(.resetvectors);
KEEP(*(.vectors));
*(.vectors);
} > DRAM
.text :
{
. = ALIGN(0x200);
KEEP(*(.startup*));
*(.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);
.init :
{
_initstart = .;
*(.init*)
*(.initdata*)
_initend = .;
} > INIT AT > DRAM
_initcopy = LOADADDR(.init);
.ibss (NOLOAD) :
{
_iedata = .;
*(.ibss)
. = ALIGN(0x4);
_iend = .;
} > IRAM
.stack (NOLOAD) :
{
*(.stack)
stackbegin = .;
#ifdef IAUDIO_M5
. += 0x2000-0x30;
#else
. += 0x2000;
#endif
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 = .;
}
}