src/dolphin/db/db.c


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38

#include "dolphin/base/PPCArch.h"
#include "dolphin/db/db.h"
#include "dolphin/os/OS.h"

BOOL DBVerbose;
DBInterface* __DBInterface;

void DBInit(void) {
    __DBInterface = OSPhysicalToCached(0x40);
    __DBInterface->ExceptionDestination = (void *)OSCachedToPhysical(__DBExceptionDestination);
    DBVerbose = TRUE;
}

void __DBExceptionDestinationAux(void) {
    u32* contextAddr;
    OSContext* context;

    contextAddr = (void*)0xC0;
    context = OSPhysicalToCached(*contextAddr);
    OSReport("DBExceptionDestination\n");
    OSDumpContext(context);
    PPCHalt();
}

asm void __DBExceptionDestination(void) {
    nofralloc
    mfmsr r3
    ori r3, r3, 0x30
    mtmsr r3
    b __DBExceptionDestinationAux
}

BOOL __DBIsExceptionMarked(__OSException exception) {
    u32 mask = (1 << exception);
    return __DBInterface->exceptionMask & mask;
}

void DBPrintf(char* str, ...) {}