159 lines
2.8 KiB
Text
159 lines
2.8 KiB
Text
#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/crt0.o)
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#define PLUGINSIZE PLUGIN_BUFFER_SIZE
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#define CODECSIZE CODEC_SIZE
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/* End of the audio buffer, where the codec buffer starts */
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#define ENDAUDIOADDR (DRAM_ORIG + DRAMSIZE)
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#define CODEC_BUFFER_FILLS_IRAM defined(AMS_LOWMEM) || (CONFIG_CPU == AS3525v2)
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#if CODEC_BUFFER_FILLS_IRAM
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/* Entire codec buffer in IRAM */
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#define DRAMSIZE (DRAM_SIZE - PLUGINSIZE - TTB_SIZE)
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#define CODECORIG (IRAM_ORIG + (IRAM_SIZE - CODEC_SIZE))
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#define IRAMSIZE (IRAM_SIZE - CODEC_SIZE)
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#else
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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 (0x20000)
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#endif
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/* Where the codec buffer ends, and the plugin buffer starts */
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#if CODEC_BUFFER_FILLS_IRAM
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#define ENDADDR (ENDAUDIOADDR)
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#else
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#define ENDADDR (ENDAUDIOADDR + CODECSIZE)
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#endif
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MEMORY
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{
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#if CODEC_BUFFER_FILLS_IRAM
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CODEC_IRAM : ORIGIN = CODECORIG, LENGTH = CODEC_SIZE
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#endif
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IRAM : ORIGIN = IRAM_ORIG, LENGTH = IRAMSIZE
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DRAM : ORIGIN = DRAM_ORIG, LENGTH = DRAMSIZE
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}
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SECTIONS
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{
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loadaddress = DRAM_ORIG;
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.vectors :
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{
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_vectors_start = .;
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*(.init.text)
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} > DRAM
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.text :
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{
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_loadaddress = .;
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_textstart = .;
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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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.init CODECORIG :
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{
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. = ALIGN(4);
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_initstart = .;
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*(.init*)
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_initend = .;
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} AT> DRAM
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_initcopy = LOADADDR(.init);
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.stack _iramcopy (NOLOAD) :
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{
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*(.stack)
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stackbegin = .;
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. += 0x2000;
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stackend = .;
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} > DRAM
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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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#if CODEC_BUFFER_FILLS_IRAM
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} > CODEC_IRAM
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#else
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} > DRAM
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#endif
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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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