882921efb6
- dual boot - USB mode - battery trap Change-Id: I8586cfeb21ee63f45ab965430725225fdfc4212d
122 lines
2.4 KiB
Text
122 lines
2.4 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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#ifdef ROCKBOX_LITTLE_ENDIAN
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OUTPUT_FORMAT(elf32-littlearm)
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#else
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OUTPUT_FORMAT(elf32-bigarm)
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#endif
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OUTPUT_ARCH(arm)
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STARTUP(target/arm/s5l8702/crt0.o)
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#define MAX_LOADSIZE 8M /* reserved for loading Rockbox binary */
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#ifdef IPOD_NANO2G
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#define DRAMORIG 0x08000000 + ((MEMORYSIZE - 1) * 0x100000)
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#define DRAMSIZE 0x00100000
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#define IRAMORIG 0x22000000
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#define IRAMSIZE 256K
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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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#define LOAD_AREA IRAM
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#define VECT_AREA IRAM
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#define BSS_AREA DRAM
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#elif defined(IPOD_6G)
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MEMORY
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{
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DRAM : ORIGIN = DRAM_ORIG, LENGTH = DRAM_SIZE
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IRAM : ORIGIN = IRAM_ORIG, LENGTH = IRAM_SIZE
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/* s5l8702 maps address 0 to ROM, IRAM or DRAM */
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VECT_AREA : ORIGIN = 0, LENGTH = 1K
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/* IRAM region where loaded IM3 body will be moved and executed,
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preserving the loaded IM3 header (0x800 bytes) at IRAM1_ORIG */
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MOVE_AREA : ORIGIN = IRAM1_ORIG + 0x800,
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LENGTH = IRAM1_SIZE - 0x800
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/* DRAM region for BSS */
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BSS_AREA : ORIGIN = DRAM_ORIG + MAX_LOADSIZE,
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LENGTH = DRAM_SIZE - MAX_LOADSIZE - TTB_SIZE
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}
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#define LOAD_AREA MOVE_AREA
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#else
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#error No target defined!
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#endif
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SECTIONS
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{
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_dfuloadaddr = IRAM0_ORIG ;
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_movestart = LOADADDR(.text) ;
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_moveend = LOADADDR(.data) + SIZEOF(.data) ;
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#ifdef NEEDS_INTVECT_COPYING
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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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} >VECT_AREA AT> LOAD_AREA
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_intvectcopy = LOADADDR(.intvect) ;
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#endif
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.text : {
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#ifndef NEEDS_INTVECT_COPYING
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*(.intvect)
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#endif
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*(.init.text)
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*(.text*)
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*(.glue_7*)
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} > LOAD_AREA
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.rodata : {
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*(.rodata*)
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. = ALIGN(0x4);
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} > LOAD_AREA
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.data : {
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_datastart = . ;
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*(.irodata*)
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*(.icode*)
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*(.idata*)
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*(.data*)
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*(.ncdata*);
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. = ALIGN(0x20); /* align move size */
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_dataend = . ;
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} > LOAD_AREA
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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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. += 0x2000;
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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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} > LOAD_AREA
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.bss (NOLOAD) : {
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_edata = .;
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*(.bss*);
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*(.ibss*);
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*(.ncbss*);
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*(COMMON);
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. = ALIGN(0x20); /* align bzero size */
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_end = .;
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} > BSS_AREA
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}
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