main.c-Dateireferenz

#include "../generic/check_compat.c"

Include-Abhängigkeitsdiagramm für main.c:

gehe zum Quellcode dieser Datei

Funktionen
void	__attribute__ ((noreturn))

Variablen
long *	blob_chdk_core
long	blob_chdk_core_size

Dokumentation der Funktionen

void __attribute__

(

(noreturn)

)

Definiert in Zeile 9 der Datei main.c.

{
    // DEBUG: blink led
    /*
    int counter;

    while(1) {
    counter = DELAY; *DEBUG_LED = 0x46;  while (counter--) { asm("nop\n nop\n"); };
    counter = DELAY; *DEBUG_LED = 0x44;  while (counter--) { asm("nop\n nop\n"); };
    }
    */

    long *dst = (long*)MEMISOSTART;
    const long *src = blob_chdk_core;
    long length = (blob_chdk_core_size + 3) >> 2;

  core_copy(src, dst, length);

// restart function
    // from sub_FF038240 via 0x12345678
    // note, the normal stores to a bunch of MMIOs do not appear to be present
    asm volatile (
    "MRS     R0, CPSR\n"
    "BIC     R0, R0, #0x3F\n"
    "ORR     R0, R0, #0xD3\n"
    "MSR     CPSR, R0\n"

    "MOV     R0, #0x78\n"
    "MCR     p15, 0, R0,c1,c0\n" // disable caches and TCM
    "MOV     R0, #0\n"
    "MCR     p15, 0, R0,c7,c10, 4\n" // drain write buffer
    "MCR     p15, 0, R0,c7,c5\n" // flush instruction cache
    "MCR     p15, 0, R0,c7,c6\n" // flushd data cache
    "MOV     R0, #0x80000006\n"
    "MCR     p15, 0, R0,c9,c1\n" // set data TCM at 0x80000000, 4kb
    "MCR     p15, 0, R0,c9,c1, 1\n" // instruction TCM (DDIO201D says should only write zero as base ...)
    "MRC     p15, 0, R0,c1,c0\n" // read control state
    "ORR     R0, R0, #0x50000\n" // enable both TCM
    "MCR     p15, 0, R0,c1,c0\n"
    "LDR     R0, =0x12345678\n"  // marker value stored in TCM
    "MOV     R1, #0x80000000\n"
    "STR     R0, [R1,#0xFFC]\n"
//  "LDR     R0, =loc_FF000000\n"
    "mov     R0, %0\n"
//  "LDMFD   SP!, {R4,LR}\n"
    "BX      R0\n"
    : : "r"(MEMISOSTART) : "memory","r0","r1","r2","r3","r4");

  while(1);
}

Variablen-Dokumentation

long* blob_chdk_core

Definiert in Zeile 1 der Datei blobs.S.

long blob_chdk_core_size