#include "lolevel.h"
#include "platform.h"
#include "core.h"

Include-Abhängigkeitsdiagramm für boot.c:

Funktionen
void	CreateTask_spytask ()

void	my_touchw_task (void)

void	taskCreateHook (int *p)

void	boot ()

void	__attribute__ ((naked, noinline))
	*-------------------------------------------------------------------— Mehr ...

Variablen
const char *const	new_sa = &_end

Dokumentation der Funktionen

void __attribute__ ( (naked, noinline) )

*-------------------------------------------------------------------—

!!

IS_ERROR( hSoundHandle )

IS_ERROR( RetCode )

"MOV R3, #0\n" "STR R3, [R9]\n"

TODO! below is from sd400

"MOV R3, #0\n" "STR R3, [R9]\n"

TODO! below is from sd400

Definiert in Zeile 64 der Datei boot.c.

                                                        {
     //http://chdk.setepontos.com/index.php/topic,4194.0.html
     *(int*)0x1930=(int)taskCreateHook;
     *(int*)0x1934=(int)taskCreateHook;
 
     // replacement of sub_FF844050 for correct power-on.
     //(short press = playback mode, long press = record mode)
     *(int*)(0x23E8+0x4)= (*(int*)0xC0220078) & 1 ? 0x200000 : 0x400000;
     
 asm volatile (
 "    LDR     R0, =0xFF81021C \n"
 "    MOV     R1, #0 \n"
 "    LDR     R3, =0xFF810254 \n"
 
 "loc_FF8101B0:\n"
 "    CMP     R0, R3 \n"
 "    LDRCC   R2, [R0], #4 \n"
 "    STRCC   R2, [R1], #4 \n"
 "    BCC     loc_FF8101B0 \n"
 "    LDR     R0, =0xFF810254 \n"
 "    MOV     R1, #0x4B0 \n"
 "    LDR     R3, =0xFF810468 \n"
 
 "loc_FF8101CC:\n"
 "    CMP     R0, R3 \n"
 "    LDRCC   R2, [R0], #4 \n"
 "    STRCC   R2, [R1], #4 \n"
 "    BCC     loc_FF8101CC \n"
 "    MOV     R0, #0xD2 \n"
 "    MSR     CPSR_cxsf, R0 \n"
 "    MOV     SP, #0x1000 \n"
 "    MOV     R0, #0xD3 \n"
 "    MSR     CPSR_cxsf, R0 \n"
 "    MOV     SP, #0x1000 \n"
 "    LDR     R0, =0x6C4 \n"
 "    LDR     R2, =0xEEEEEEEE \n"
 "    MOV     R3, #0x1000 \n"
 
 "loc_FF810200:\n"
 "    CMP     R0, R3 \n"
 "    STRCC   R2, [R0], #4 \n"
 "    BCC     loc_FF810200 \n"
 "    BL      sub_FF810FB8_my \n"  // --> Patched. Old value = 0xFF810FB8.
 );
 }

void boot ( )

Definiert in Zeile 31 der Datei boot.c.

 {
     long *canon_data_src = (void*)0xFFAFB86C;
     long *canon_data_dst = (void*)0x1900;
     long canon_data_len = 0x137A8 - 0x1900; // data_end - data_start
     long *canon_bss_start = (void*)0x137A8; // just after data 
     long canon_bss_len = 0xA6234 - 0x137A8; 
 
     long i;
 
 
     // Enable CPU caches and MPU
     asm volatile (
     "MRC     p15, 0, R0,c1,c0\n"
     "ORR     R0, R0, #0x1000\n"
     "ORR     R0, R0, #4\n"
     "ORR     R0, R0, #1\n"
     "MCR     p15, 0, R0,c1,c0\n"
     :::"r0");
 
     for(i=0;i<canon_data_len/4;i++)
     canon_data_dst[i]=canon_data_src[i];
 
     for(i=0;i<canon_bss_len/4;i++)
     canon_bss_start[i]=0;
 
     // jump to init-sequence that follows the data-copy-routine
     asm volatile ("B      sub_FF8101A4_my\n");
 };

void CreateTask_spytask ( )

Definiert in Zeile 13 der Datei boot.c.

                           {
         _CreateTask("SpyTask", 0x19, 0x2000, core_spytask, 0);
 };

void my_touchw_task ( void )

void taskCreateHook ( int * p)

Definiert in Zeile 21 der Datei boot.c.

                             {
     p-=16;
     if (p[0]==(int)0xff85c038)  p[0]=(int)capt_seq_task;
     if (p[0]==(int)0xff8af7b0)  p[0]=(int)exp_drv_task;
     if (p[0]==(int)0xff8584ec)  p[0]=(int)movie_record_task;
     if (p[0]==(int)0xffa082a4)  p[0]=(int)filewritetask;
     if (p[0]==(int)0xff871070)  p[0]=(int)init_file_modules_task;
     if (p[0]==(int)0xff8e85f8)  p[0]=(int)my_touchw_task;
 }

Variablen-Dokumentation

const char* const new_sa = &_end

Definiert in Zeile 8 der Datei boot.c.