196 lines
3.7 KiB
Text
196 lines
3.7 KiB
Text
#include "config.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/pp/crt0-pp.o)
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#define PLUGINSIZE PLUGIN_BUFFER_SIZE
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#define CODECSIZE CODEC_SIZE
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#define DRAMSIZE (MEMORYSIZE * 0x100000) - PLUGINSIZE - CODECSIZE
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#define DRAMORIG 0x00000000
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#define IRAMORIG 0x40000000
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#define IRAMSIZE 0xc000
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#ifdef CPU_PP502x
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#define NOCACHE_BASE 0x10000000
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#else
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#define NOCACHE_BASE 0x28000000
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#endif
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#define CACHEALIGN_SIZE 16
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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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/* 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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DRAM : ORIGIN = DRAMORIG, LENGTH = DRAMSIZE
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IRAM : ORIGIN = IRAMORIG, LENGTH = IRAMSIZE
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}
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SECTIONS
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{
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.text :
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{
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loadaddress = .;
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_loadaddress = .;
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. = ALIGN(0x200);
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*(.init.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) /* problems without this, dunno why */
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*(.rodata*)
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*(.rodata.str1.1)
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*(.rodata.str1.4)
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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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#if NOCACHE_BASE != 0
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/* .ncdata section is placed at uncached physical alias address and is
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* loaded at the proper cached virtual address - no copying is
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* performed in the init code */
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.ncdata . + NOCACHE_BASE :
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{
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. = ALIGN(CACHEALIGN_SIZE);
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*(.ncdata*)
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. = ALIGN(CACHEALIGN_SIZE);
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} AT> DRAM
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#endif
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/DISCARD/ :
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{
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*(.eh_frame)
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}
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.vectors 0x0 :
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{
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_vectorsstart = .;
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KEEP(*(.vectors));
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_vectorsend = .;
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} AT> DRAM
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_vectorscopy = LOADADDR(.vectors);
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_noloaddram = LOADADDR(.vectors);
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.ibss IRAMORIG (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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.iram _iend :
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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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.init ENDAUDIOADDR :
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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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.idle_stacks (NOLOAD) :
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{
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*(.idle_stacks)
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#if NUM_CORES > 1
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cpu_idlestackbegin = .;
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. += IDLE_STACK_SIZE;
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cpu_idlestackend = .;
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#endif
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cop_idlestackbegin = .;
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. += IDLE_STACK_SIZE;
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cop_idlestackend = .;
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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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. += 0x2000;
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stackend = .;
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} > IRAM
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/* .bss and .ncbss are treated as a single section to use one init loop to
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* zero it - note "_edata" and "_end" */
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.bss _noloaddram (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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} > DRAM
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#if NOCACHE_BASE != 0
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.ncbss . + NOCACHE_BASE (NOLOAD):
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{
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. = ALIGN(CACHEALIGN_SIZE);
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*(.ncbss*)
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. = ALIGN(CACHEALIGN_SIZE);
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} AT> DRAM
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#endif
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/* This will be aligned by preceding alignments */
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.endaddr . - NOCACHE_BASE (NOLOAD) :
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{
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_end = .;
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} > DRAM
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.audiobuf (NOLOAD) :
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{
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_audiobuffer = .;
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. = ALIGN(0x4);
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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 ENDAUDIOADDR (NOLOAD) :
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{
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codecbuf = .;
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_codecbuf = .;
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}
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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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