CHDK_DE Vorschauversion  Trunk Rev. 5294
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main.c-Dateireferenz

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 5 der Datei main.c.

6 {
7  {
8  long *dst = (long*)MEMISOSTART;
9  const long *src = blob_chdk_core;
10  long length = (blob_chdk_core_size + 3) >> 2;
11 
12  if (src < dst && dst < src + length)
13  {
14  /* Have to copy backwards */
15  src += length;
16  dst += length;
17  while (length--) *--dst = *--src;
18  }
19  else
20  while (length--) *dst++ = *src++;
21  }
22 
23  // restart function
24  // from sub_FF83846C via 0x12345678
25  asm volatile (
26  " MOV R0, #0x78 \n"
27  " MCR p15, 0, R0, c1, c0 \n"
28  " MOV R0, #0 \n"
29  " MCR p15, 0, R0, c7, c10, 4 \n"
30  " MCR p15, 0, R0, c7, c5 \n"
31  " MCR p15, 0, R0, c7, c6 \n"
32  " MOV R0, #0x80000006 \n"
33  " MCR p15, 0, R0, c9, c1 \n"
34  " MCR p15, 0, R0, c9, c1, 1 \n"
35  " MRC p15, 0, R0, c1, c0 \n"
36  " ORR R0, R0, #0x50000 \n"
37  " MCR p15, 0, R0, c1, c0 \n"
38  " LDR R0, =0x12345678 \n"
39  " MOV R1, #0x80000000 \n"
40  " STR R0, [R1, #0xFFC] \n"
41  //" BL sub_ff899c38 \n" // nullsub
42  //" LDR R0, =0xFF820000 \n"
43  "MOV R0, %0\n" // new jump-vector
44  //" LDMFD SP!, {R4,LR} \n"
45  " BX R0 \n"
46  : : "r"(MEMISOSTART) : "memory","r0","r1","r2","r3","r4"
47  );
48 
49  while(1);
50 }

Variablen-Dokumentation

long* blob_chdk_core

Definiert in Zeile 1 der Datei blobs.S.

long blob_chdk_core_size