static void print_watchpoint(icmWatchPointP w, int active)
{
printf("Watch %08lx-%08lx type=%08lx\n",
icmGetWatchPointLowAddress(w),
icmGetWatchPointHighAddress(w),
icmGetWatchPointType(w)
);
}
static icmWatchPointP find_watchpoint(Addr start, Addr end)
{
int i;
for(i = 0; i < watchpoints_cnt; i++)
if(icmGetWatchPointLowAddress(watchpoints[i]) == start &&
icmGetWatchPointHighAddress(watchpoints[i]) == end)
return watchpoints[i];
return 0;
}
//
// Handle all active watchpoints
//
static void handleWatchpoints(void) {
icmWatchPointP wp;
while((wp=icmGetNextTriggeredWatchPoint())) {
Uns32 id = getWatchpointId(wp);
icmProcessorP processor = icmGetWatchPointTriggeredBy(wp);
switch(icmGetWatchPointType(wp)) {
case ICMWP_REGISTER: {
// a register watchpoint was triggered
icmRegInfoP reg = icmGetWatchPointRegister(wp);
Uns32 *newValueP = (Uns32 *)icmGetWatchPointCurrentValue(wp);
Uns32 *oldValueP = (Uns32 *)icmGetWatchPointPreviousValue(wp);
// indicate old and new value of the affected register
icmPrintf(
" watchpoint %u (processor %s:%s) triggered 0x%08x->0x%08x\n",
id,
icmGetProcessorName(processor, "/"),
icmGetRegInfoName(reg),
*oldValueP,
*newValueP
);
// delete watchpoint after 100 triggerings
if(regWatchPointCount++>100) {
icmDeleteWatchPoint(wp);
} else {
icmResetWatchPoint(wp);
}
break;
}
case ICMWP_MEM_READ:
case ICMWP_MEM_WRITE:
case ICMWP_MEM_ACCESS:
// a memory watchpoint was triggered
icmPrintf(
" watchpoint %u (range 0x%08x:0x%08x) triggered by processor %s\n",
id,
(Uns32)icmGetWatchPointLowAddress(wp),
(Uns32)icmGetWatchPointHighAddress(wp),
icmGetProcessorName(processor, "/")
);
icmResetWatchPoint(wp);
break;
default:
icmPrintf(
" unknown watchpoint type triggered by processor %s\n",
icmGetProcessorName(processor, "/")
);
break;
}
}
}