152847977a
Major known issues: - No bootloader yet - No support for the first-generation 160GB CE-ATA hard disk drive yet - Audio playback is slow, only FLAC seems to reach realtime git-svn-id: svn://svn.rockbox.org/rockbox/trunk@28953 a1c6a512-1295-4272-9138-f99709370657
142 lines
2.5 KiB
Text
142 lines
2.5 KiB
Text
#define ASM
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#include "config.h"
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#include "cpu.h"
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ENTRY(start)
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OUTPUT_FORMAT(elf32-littlearm)
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OUTPUT_ARCH(arm)
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STARTUP(target/arm/s5l8702/crt0.o)
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#define PLUGINSIZE PLUGIN_BUFFER_SIZE
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#define CODECSIZE CODEC_SIZE
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#define IRAMORIG 0x0
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#define DRAMORIG 0x08000000
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/* End of the audio buffer, where the codec buffer starts */
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#define ENDAUDIOADDR (DRAMORIG + DRAMSIZE)
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#define DRAMSIZE (DRAM_SIZE - PLUGINSIZE - CODECSIZE - TTB_SIZE)
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#define CODECORIG (ENDAUDIOADDR)
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#define IRAMSIZE (56*1024) /* 256KB total - 56KB for core, 200KB for codecs */
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/* Where the codec buffer ends, and the plugin buffer starts */
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#define ENDADDR (ENDAUDIOADDR + CODECSIZE)
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MEMORY
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{
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IRAM : ORIGIN = IRAMORIG, LENGTH = IRAMSIZE
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DRAM : ORIGIN = DRAMORIG, LENGTH = DRAMSIZE
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}
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SECTIONS
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{
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loadaddress = DRAMORIG;
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.intvect : {
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_intvectstart = . ;
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*(.intvect)
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_intvectend = _newstart ;
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} >IRAM AT> DRAM
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_intvectcopy = LOADADDR(.intvect) ;
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.text :
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{
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_loadaddress = .;
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_textstart = .;
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*(.init.text)
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*(.text)
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*(.text*)
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*(.glue_7)
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*(.glue_7t)
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. = ALIGN(0x4);
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} > DRAM
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.rodata :
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{
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*(.rodata*)
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. = ALIGN(0x4);
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} > DRAM
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.data :
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{
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*(.data*)
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. = ALIGN(0x4);
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} > DRAM
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/DISCARD/ :
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{
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*(.eh_frame)
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}
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.iram :
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{
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_iramstart = .;
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*(.icode)
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*(.irodata)
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*(.idata)
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. = ALIGN(0x4);
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_iramend = .;
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} > IRAM AT> DRAM
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_iramcopy = LOADADDR(.iram) ;
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.ibss (NOLOAD) :
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{
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_iedata = .;
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*(.qharray)
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*(.ibss)
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. = ALIGN(0x4);
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_iend = .;
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} > IRAM
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.stack (NOLOAD) :
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{
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*(.stack)
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stackbegin = .;
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_stackbegin = .;
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. += 0x4000;
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stackend = .;
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_stackend = .;
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_irqstackbegin = .;
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. += 0x400;
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_irqstackend = .;
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_fiqstackbegin = .;
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. += 0x400;
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_fiqstackend = .;
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} > IRAM
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.bss (NOLOAD) :
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{
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_edata = .;
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*(.bss*)
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*(COMMON)
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. = ALIGN(0x4);
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_end = .;
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} > DRAM
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.audiobuf (NOLOAD) :
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{
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. = ALIGN(4);
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_audiobuffer = .;
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audiobuffer = .;
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} > DRAM
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.audiobufend ENDAUDIOADDR (NOLOAD) :
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{
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audiobufend = .;
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_audiobufend = .;
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} > DRAM
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.codec CODECORIG (NOLOAD) :
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{
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codecbuf = .;
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_codecbuf = .;
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} > DRAM
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.plugin ENDADDR (NOLOAD) :
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{
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_pluginbuf = .;
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pluginbuf = .;
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}
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}
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