47ea030e2e
* bootloader test program (basic LCD & button drivers, reads touchscreen) * work-in-progress stubs for main build git-svn-id: svn://svn.rockbox.org/rockbox/trunk@16090 a1c6a512-1295-4272-9138-f99709370657
560 lines
11 KiB
Text
560 lines
11 KiB
Text
#include "config.h"
|
|
|
|
ENTRY(start)
|
|
#ifdef CPU_COLDFIRE
|
|
OUTPUT_FORMAT(elf32-m68k)
|
|
INPUT(target/coldfire/crt0.o)
|
|
#elif defined(CPU_ARM)
|
|
OUTPUT_FORMAT(elf32-littlearm)
|
|
OUTPUT_ARCH(arm)
|
|
#ifdef CPU_PP
|
|
INPUT(target/arm/crt0-pp.o)
|
|
#elif CONFIG_CPU==DM320
|
|
INPUT(target/arm/tms320dm320/crt0.o)
|
|
#elif CONFIG_CPU==S3C2440
|
|
INPUT(target/arm/s3c2440/crt0.o)
|
|
#elif defined(CPU_TCC780X)
|
|
INPUT(target/arm/tcc780x/crt0.o)
|
|
#elif CONFIG_CPU == PNX0101
|
|
INPUT(target/arm/pnx0101/crt0-pnx0101.o)
|
|
#elif CONFIG_CPU == IMX31L
|
|
INPUT(target/arm/imx31/crt0.o)
|
|
#elif defined(CPU_ARM)
|
|
INPUT(target/arm/crt0.o)
|
|
#endif
|
|
#else
|
|
OUTPUT_FORMAT(elf32-sh)
|
|
INPUT(target/sh/crt0.o)
|
|
#endif
|
|
|
|
#define PLUGINSIZE PLUGIN_BUFFER_SIZE
|
|
#define CODECSIZE CODEC_SIZE
|
|
|
|
#ifdef DEBUG
|
|
#define STUBOFFSET 0x10000
|
|
#else
|
|
#define STUBOFFSET 0
|
|
#endif
|
|
|
|
#if CONFIG_CPU==S3C2440
|
|
#include "s3c2440.h"
|
|
#define DRAMSIZE (MEMORYSIZE * 0x100000) - 0x100 - PLUGINSIZE - STUBOFFSET - CODECSIZE - LCD_BUFFER_SIZE - TTB_SIZE
|
|
#elif CONFIG_CPU==DM320
|
|
#include "dm320.h"
|
|
#define DRAMSIZE (MEMORYSIZE * 0x100000) - PLUGINSIZE - STUBOFFSET - CODECSIZE - LCD_BUFFER_SIZE - TTB_SIZE
|
|
#else
|
|
#define DRAMSIZE (MEMORYSIZE * 0x100000) - PLUGINSIZE - STUBOFFSET - CODECSIZE
|
|
#endif
|
|
|
|
#if defined(IRIVER_H100_SERIES) || defined(IRIVER_H300)
|
|
#define DRAMORIG 0x31000000 + STUBOFFSET
|
|
#define IRAMORIG 0x10000000
|
|
#define IRAMSIZE 0xc000
|
|
#elif defined(IAUDIO_X5) || defined(IAUDIO_M5)
|
|
#define DRAMORIG 0x31000000 + STUBOFFSET
|
|
#define IRAMORIG 0x10000000
|
|
#define IRAMSIZE 0x10000
|
|
#elif defined(CPU_PP)
|
|
#define DRAMORIG 0x00000000 + STUBOFFSET
|
|
#define IRAMORIG 0x40000000
|
|
#define IRAMSIZE 0xc000
|
|
#elif CONFIG_CPU==PNX0101
|
|
#define DRAMORIG 0xc00000 + STUBOFFSET
|
|
#define IRAM0ORIG 0x000000
|
|
#define IRAM0SIZE 0x7000
|
|
#define IRAMORIG 0x400000
|
|
#define IRAMSIZE 0x7000
|
|
#elif CONFIG_CPU==S3C2440
|
|
#define DRAMORIG 0x00000100 + STUBOFFSET
|
|
#define IRAMORIG DRAMORIG
|
|
#define IRAM DRAM
|
|
#define IRAMSIZE 0x1000
|
|
#elif CONFIG_CPU==DM320
|
|
#define DRAMORIG 0x00900000 + STUBOFFSET
|
|
#define IRAMORIG 0x00000000
|
|
#define IRAMSIZE 0x4000
|
|
#elif CONFIG_CPU==IMX31L
|
|
#define DRAMORIG (0x0 + STUBOFFSET)
|
|
#define IRAMORIG 0x1FFFC000
|
|
#define IRAMSIZE 0x4000
|
|
#elif defined(CPU_TCC780X)
|
|
#define DRAMORIG 0x20000000 + STUBOFFSET
|
|
#define ITCMORIG 0x00000000
|
|
#define ITCMSIZE 0x1000
|
|
#define DTCMORIG 0xA0000000
|
|
#define DTCMSIZE 0x2000
|
|
#define SRAMORIG 0x10000000
|
|
#define SRAMSIZE 0xc000
|
|
#else
|
|
#define DRAMORIG 0x09000000 + STUBOFFSET
|
|
#define IRAMORIG 0x0f000000
|
|
#define IRAMSIZE 0x1000
|
|
#endif
|
|
|
|
/* End of the audio buffer, where the codec buffer starts */
|
|
#define ENDAUDIOADDR (DRAMORIG + DRAMSIZE)
|
|
|
|
/* Where the codec buffer ends, and the plugin buffer starts */
|
|
#define ENDADDR (ENDAUDIOADDR + CODECSIZE)
|
|
|
|
MEMORY
|
|
{
|
|
DRAM : ORIGIN = DRAMORIG, LENGTH = DRAMSIZE
|
|
#if defined(CPU_TCC780X)
|
|
/* Seperate data & instruction TCMs plus SRAM. */
|
|
ITCM : ORIGIN = ITCMORIG, LENGTH = ITCMSIZE
|
|
DTCM : ORIGIN = DTCMORIG, LENGTH = DTCMSIZE
|
|
SRAM : ORIGIN = SRAMORIG, LENGTH = SRAMSIZE
|
|
#elif CONFIG_CPU != S3C2440
|
|
IRAM : ORIGIN = IRAMORIG, LENGTH = IRAMSIZE
|
|
#endif
|
|
#if CONFIG_CPU==PNX0101
|
|
IRAM0 : ORIGIN = IRAM0ORIG, LENGTH = IRAM0SIZE
|
|
#endif
|
|
}
|
|
|
|
SECTIONS
|
|
{
|
|
#if (CONFIG_CPU==DM320)
|
|
.text :
|
|
{
|
|
loadaddress = .;
|
|
_loadaddress = .;
|
|
. = ALIGN(0x200);
|
|
*(.init.text)
|
|
*(.text*)
|
|
*(.glue_7)
|
|
*(.glue_7t)
|
|
. = 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)
|
|
}
|
|
|
|
.vectors IRAMORIG :
|
|
{
|
|
_vectorsstart = .;
|
|
*(.vectors);
|
|
_vectorsend = .;
|
|
} > IRAM AT> DRAM
|
|
|
|
_vectorscopy = LOADADDR(.vectors);
|
|
|
|
.iram :
|
|
{
|
|
_iramstart = .;
|
|
*(.icode)
|
|
*(.irodata)
|
|
*(.idata)
|
|
. = ALIGN(0x4);
|
|
_iramend = .;
|
|
} > IRAM AT> DRAM
|
|
|
|
_iramcopy = LOADADDR(.iram);
|
|
|
|
.ibss (NOLOAD) :
|
|
{
|
|
_iedata = .;
|
|
*(.ibss)
|
|
. = ALIGN(0x4);
|
|
_iend = .;
|
|
} > IRAM
|
|
|
|
.stack :
|
|
{
|
|
*(.stack)
|
|
stackbegin = .;
|
|
. += 0x2000;
|
|
stackend = .;
|
|
} > IRAM
|
|
|
|
.bss ADDR(.data) + SIZEOF(.data) + SIZEOF(.iram) + SIZEOF(.vectors):
|
|
{
|
|
_edata = .;
|
|
*(.bss*)
|
|
*(COMMON)
|
|
. = ALIGN(0x4);
|
|
_end = .;
|
|
} > DRAM
|
|
|
|
#elif defined(CPU_TCC780X)
|
|
.text :
|
|
{
|
|
loadaddress = .;
|
|
_loadaddress = .;
|
|
. = ALIGN(0x200);
|
|
*(.init.text)
|
|
*(.text*)
|
|
*(.glue_7)
|
|
*(.glue_7t)
|
|
. = 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)
|
|
}
|
|
|
|
.vectors ITCMORIG :
|
|
{
|
|
_vectorsstart = .;
|
|
*(.vectors);
|
|
_vectorsend = .;
|
|
} > ITCM AT> DRAM
|
|
|
|
_vectorscopy = LOADADDR(.vectors);
|
|
|
|
.itcm :
|
|
{
|
|
_itcmstart = .;
|
|
*(.icode)
|
|
_itcmend = .;
|
|
} > ITCM AT> DRAM
|
|
|
|
_itcmcopy = LOADADDR(.itcm);
|
|
|
|
.dtcm :
|
|
{
|
|
_dtcmstart = .;
|
|
*(.irodata)
|
|
*(.idata)
|
|
_dtcmend = .;
|
|
} > DTCM AT> DRAM
|
|
|
|
_dtcmcopy = LOADADDR(.dtcm);
|
|
|
|
.ibss (NOLOAD) :
|
|
{
|
|
_iedata = .;
|
|
*(.ibss)
|
|
. = ALIGN(0x4);
|
|
_iend = .;
|
|
} > SRAM
|
|
|
|
.stack :
|
|
{
|
|
*(.stack)
|
|
stackbegin = .;
|
|
. += 0x2000;
|
|
stackend = .;
|
|
} > SRAM
|
|
|
|
.bss :
|
|
{
|
|
_edata = .;
|
|
*(.bss*)
|
|
*(COMMON)
|
|
. = ALIGN(0x4);
|
|
_end = .;
|
|
} > DRAM
|
|
|
|
#elif CONFIG_CPU==S3C2440
|
|
.text :
|
|
{
|
|
loadaddress = .;
|
|
_loadaddress = .;
|
|
. = ALIGN(0x200);
|
|
*(.init.text)
|
|
*(.text*)
|
|
*(.glue_7)
|
|
*(.glue_7t)
|
|
. = 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)
|
|
}
|
|
|
|
.vectors 0x0 :
|
|
{
|
|
_vectorsstart = .;
|
|
*(.vectors);
|
|
_vectorsend = .;
|
|
} AT> DRAM
|
|
|
|
_vectorscopy = LOADADDR(.vectors);
|
|
|
|
.iram :
|
|
{
|
|
_iramstart = .;
|
|
*(.icode)
|
|
*(.irodata)
|
|
*(.idata)
|
|
_iramend = .;
|
|
} > DRAM
|
|
|
|
_iramcopy = LOADADDR(.iram);
|
|
|
|
.ibss (NOLOAD) :
|
|
{
|
|
_iedata = .;
|
|
*(.ibss)
|
|
. = ALIGN(0x4);
|
|
_iend = .;
|
|
} > DRAM
|
|
|
|
.stack :
|
|
{
|
|
*(.stack)
|
|
stackbegin = .;
|
|
. += 0x2000;
|
|
stackend = .;
|
|
} > DRAM
|
|
|
|
.bss :
|
|
{
|
|
_edata = .;
|
|
*(.bss*)
|
|
*(COMMON)
|
|
. = ALIGN(0x4);
|
|
_end = .;
|
|
} > DRAM
|
|
|
|
#else /* End CONFIG_CPU */
|
|
|
|
#if !defined(CPU_ARM)
|
|
.vectors :
|
|
{
|
|
loadaddress = .;
|
|
_loadaddress = .;
|
|
KEEP(*(.resetvectors));
|
|
*(.resetvectors);
|
|
KEEP(*(.vectors));
|
|
*(.vectors);
|
|
} > DRAM
|
|
|
|
.text :
|
|
{
|
|
#else
|
|
.text :
|
|
{
|
|
loadaddress = .;
|
|
_loadaddress = .;
|
|
#endif
|
|
. = ALIGN(0x200);
|
|
*(.init.text)
|
|
*(.text*)
|
|
#ifdef CPU_ARM
|
|
*(.glue_7)
|
|
*(.glue_7t)
|
|
#endif
|
|
. = 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)
|
|
}
|
|
|
|
#if defined(CPU_ARM)
|
|
.vectors 0x0 :
|
|
{
|
|
_vectorsstart = .;
|
|
*(.vectors);
|
|
_vectorsend = .;
|
|
#if CONFIG_CPU==PNX0101
|
|
*(.dmabuf)
|
|
} >IRAM0 AT> DRAM
|
|
#else
|
|
} AT> DRAM
|
|
#endif
|
|
|
|
_vectorscopy = LOADADDR(.vectors);
|
|
#endif
|
|
|
|
#if CONFIG_CPU==PNX0101
|
|
.iram IRAMORIG + SIZEOF(.vectors) :
|
|
#else
|
|
.iram IRAMORIG :
|
|
#endif
|
|
{
|
|
_iramstart = .;
|
|
*(.icode)
|
|
*(.irodata)
|
|
*(.idata)
|
|
_iramend = .;
|
|
} > IRAM AT> DRAM
|
|
|
|
_iramcopy = LOADADDR(.iram);
|
|
|
|
.ibss (NOLOAD) :
|
|
{
|
|
_iedata = .;
|
|
*(.ibss)
|
|
. = ALIGN(0x4);
|
|
_iend = .;
|
|
} > IRAM
|
|
|
|
#if defined(CPU_COLDFIRE) || defined(CPU_ARM)
|
|
#ifdef CPU_PP
|
|
.idle_stacks :
|
|
{
|
|
*(.idle_stacks)
|
|
#if NUM_CORES > 1
|
|
cpu_idlestackbegin = .;
|
|
. += IDLE_STACK_SIZE;
|
|
cpu_idlestackend = .;
|
|
#endif
|
|
cop_idlestackbegin = .;
|
|
. += IDLE_STACK_SIZE;
|
|
cop_idlestackend = .;
|
|
} > IRAM
|
|
#endif
|
|
|
|
.stack :
|
|
{
|
|
*(.stack)
|
|
stackbegin = .;
|
|
. += 0x2000;
|
|
stackend = .;
|
|
} > IRAM
|
|
|
|
#else
|
|
/* TRICK ALERT! We want 0x2000 bytes of stack, but we set the section
|
|
size smaller, and allow the stack to grow into the .iram copy */
|
|
.stack ADDR(.data) + SIZEOF(.data) + SIZEOF(.iram):
|
|
{
|
|
*(.stack)
|
|
_stackbegin = . - SIZEOF(.iram);
|
|
. += 0x2000 - SIZEOF(.iram);
|
|
_stackend = .;
|
|
} > DRAM
|
|
#endif
|
|
|
|
#if defined(CPU_COLDFIRE)
|
|
.bss ADDR(.data) + SIZEOF(.data) + SIZEOF(.iram):
|
|
#elif defined(CPU_ARM)
|
|
.bss ADDR(.data) + SIZEOF(.data) + SIZEOF(.iram) + SIZEOF(.vectors):
|
|
#else
|
|
.bss :
|
|
#endif
|
|
{
|
|
_edata = .;
|
|
*(.bss*)
|
|
*(COMMON)
|
|
. = ALIGN(0x4);
|
|
_end = .;
|
|
} > DRAM
|
|
|
|
#endif
|
|
|
|
.audiobuf ALIGN(4) :
|
|
{
|
|
_audiobuffer = .;
|
|
audiobuffer = .;
|
|
} > DRAM
|
|
|
|
.audiobufend ENDAUDIOADDR:
|
|
{
|
|
audiobufend = .;
|
|
_audiobufend = .;
|
|
} > DRAM
|
|
|
|
.codec ENDAUDIOADDR:
|
|
{
|
|
codecbuf = .;
|
|
_codecbuf = .;
|
|
}
|
|
|
|
.plugin ENDADDR:
|
|
{
|
|
_pluginbuf = .;
|
|
pluginbuf = .;
|
|
}
|
|
}
|
|
|