738 lines
16 KiB
C++
738 lines
16 KiB
C++
Bool IsDbgTask()
|
|
{
|
|
CTask *task=Fs->parent_task;
|
|
if (TaskValidate(task) && task->dbg_task==Fs)
|
|
return TRUE;
|
|
else
|
|
return FALSE;
|
|
}
|
|
|
|
Bool ChkPtr(U8 *ptr)
|
|
{
|
|
if (sys_heap_base<=ptr<=MAPPED_MEM_SPACE) {
|
|
if (*MemPageTable(ptr)&1)
|
|
return TRUE;
|
|
else
|
|
return FALSE;
|
|
} else if (ptr<sys_boot_base)
|
|
return FALSE;
|
|
else if (ptr<VGA_GRAPHIC_MEM_BASE)
|
|
return TRUE;
|
|
else
|
|
return FALSE;
|
|
}
|
|
|
|
Bool ChkCodePtr(U8 *ptr)
|
|
{
|
|
if (sys_heap_base<=ptr<=sys_heap_limit) {
|
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if (*MemPageTable(ptr)&1)
|
|
return TRUE;
|
|
else
|
|
return FALSE;
|
|
} else if (ptr<sys_boot_base)
|
|
return FALSE;
|
|
else if (ptr<VGA_GRAPHIC_MEM_BASE)
|
|
return TRUE;
|
|
else
|
|
return FALSE;
|
|
}
|
|
|
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Bool ChkOnStk(U8 *ptr,CTask *task=NULL)
|
|
{
|
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Bool result=FALSE;
|
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PushFD;
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|
Cli;
|
|
if (task) {
|
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if (&task->stk->stk_base<=ptr<=(&task->stk->stk_base)(U8 *)+task->stk->stk_size)
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result=TRUE;
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} else if (sys_heap_base<=ptr<=sys_heap_limit)
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result=TRUE;
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PopFD;
|
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return result;
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}
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|
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|
I64 UnusedStk(CTask *task=NULL)
|
|
{
|
|
I64 result;
|
|
if (!task) task=Fs;
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PushFD;
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|
Cli;
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if (task==Fs)
|
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result=GetRSP()(U8 *)-(&task->stk->stk_base)(U8 *);
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else
|
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result=task->rsp(U8 *)-(&task->stk->stk_base)(U8 *);
|
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PopFD;
|
|
return result;
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|
}
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|
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U8 *Caller(I64 num=1)
|
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//Returns the addr of the fun
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//which called this one, or the caller
|
|
//of the caller, etc.
|
|
{
|
|
U8 **rbp=GetRBP,**ptr;
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|
while (num--) {
|
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if (rbp>=*rbp)
|
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return NULL;
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|
rbp=*rbp;
|
|
if (!ChkOnStk(rbp,Fs))
|
|
return NULL;
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|
}
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ptr=rbp+1;
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return *ptr;
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}
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|
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U8 *TaskCaller(CTask *task=NULL,I64 num=0,Bool saved_context=FALSE)
|
|
{
|
|
U8 **ptr,**rbp,**rsp;
|
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if (!task) task=Fs;
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if (!saved_context && task==Fs)
|
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return Caller(num+1);
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if (!TaskValidate(task))
|
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return NULL;
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rbp=task->rbp;
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rsp=task->rsp;
|
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if (num) {
|
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while (ChkOnStk(rbp,task)) {
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ptr=rbp+1;
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if (! --num)
|
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return *ptr;
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if (rbp>=*rbp)
|
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break;
|
|
rbp=*rbp;
|
|
}
|
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return NULL;
|
|
} else {
|
|
if (task->rip==SYS_RET)
|
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return *rsp;
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|
else
|
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return task->rip;
|
|
}
|
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}
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#define STK_REP_LEN 32
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|
|
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U0 StkRep(CTask *task=NULL)
|
|
//Reports whats on the stk
|
|
{
|
|
I64 i,j,add,
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**rbp,**rsp,*my_rsp[STK_REP_LEN];
|
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CHashTable *old_hash=Fs->hash_table;
|
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if (!task) task=Fs;
|
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if (!TaskValidate(task))
|
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return;
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PushFD;
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|
Cli;
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|
if (task==Fs) {
|
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rbp=GetRBP;
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rsp=rbp+3;
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rbp=*rbp;
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} else {
|
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rsp=task->rsp;
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rbp=task->rbp;
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}
|
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if (task->rip==SYS_RET)
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add=*rsp;
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else
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add=task->rip;
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MemCpy(my_rsp,rsp,STK_REP_LEN*sizeof(U8 *));
|
|
PopFD;
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|
Fs->hash_table=task->hash_table;
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for (i=0;i<STK_REP_LEN;i++) {
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"%08X [RSP+%04X]: %016X ",rsp+i,
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i*sizeof(U8 *),my_rsp[i];
|
|
while (TRUE) {
|
|
if (!(&task->stk->stk_base<=rbp<(&task->stk->stk_base)(U8 *)+task->stk->stk_size))
|
|
break;
|
|
j=rbp-rsp;
|
|
if (j>=i)
|
|
break;
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|
add=my_rsp[j+1];
|
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if (rbp>=my_rsp[j])
|
|
break;
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|
rbp=my_rsp[j];
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|
}
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if (my_rsp[i]==add)
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"$$FG,RED$$";
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"%P$$FG$$\n",my_rsp[i];
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}
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|
NewLine;
|
|
Fs->hash_table=old_hash;
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|
}
|
|
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|
U0 CallerRep(U8 **rbp=NULL,CTask *task=NULL)
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|
//Prints a report of calling routines
|
|
{
|
|
I64 **ptr;
|
|
if (!task) task=Fs;
|
|
if (!rbp) {
|
|
if (task==Fs)
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rbp=GetRBP;
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else
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rbp=task->rbp;
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|
}
|
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"CallerRep:\n";
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|
while (ChkOnStk(rbp,task)) {
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ptr=rbp+1;
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"%08X:%08tX:%P\n",ptr,*ptr,*ptr;
|
|
if (rbp>=*rbp)
|
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break;
|
|
rbp=*rbp;
|
|
}
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|
}
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|
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|
U0 RawStr(U8 *st,I64 mS=100)
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|
//Shows a string using
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|
//$LK,"Raw","MN:Raw"$ screen output for a fixed length
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|
//of time.
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|
{
|
|
Bool old_raw,old_input_filter;
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PushFD;
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|
Cli;
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|
old_raw=Raw(ON);
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|
old_input_filter=LBtr(&Fs->task_flags,TASKf_INPUT_FILTER_TASK);
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|
"RawStr(%s)",st;
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BusyWait(mS<<10);
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PopFD;
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|
LBEqu(&Fs->task_flags,TASKf_INPUT_FILTER_TASK,old_input_filter);
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Raw(old_raw);
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|
}
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|
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|
U0 RawI64(I64 num,I64 mS=100)
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|
//Shows a hex num using
|
|
//$LK,"Raw","MN:Raw"$ screen output for a fixed length
|
|
//of time.
|
|
{
|
|
Bool old_raw,old_input_filter;
|
|
PushFD;
|
|
Cli;
|
|
old_raw=Raw(ON);
|
|
old_input_filter=LBtr(&Fs->task_flags,TASKf_INPUT_FILTER_TASK);
|
|
"RawI64(%016X)",num;
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|
BusyWait(mS<<10);
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|
PopFD;
|
|
LBEqu(&Fs->task_flags,TASKf_INPUT_FILTER_TASK,old_input_filter);
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|
Raw(old_raw);
|
|
}
|
|
|
|
U0 RawF64(F64 d,I64 mS=100)
|
|
//Shows a floating-point val using
|
|
//$LK,"Raw","MN:Raw"$ screen output for a fixed length
|
|
//of time.
|
|
{
|
|
Bool old_raw,old_input_filter;
|
|
PushFD;
|
|
Cli;
|
|
old_raw=Raw(ON);
|
|
old_input_filter=LBtr(&Fs->task_flags,TASKf_INPUT_FILTER_TASK);
|
|
"RawF64(%15e)",d;
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|
BusyWait(mS<<10);
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|
PopFD;
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|
LBEqu(&Fs->task_flags,TASKf_INPUT_FILTER_TASK,old_input_filter);
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|
Raw(old_raw);
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|
}
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|
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|
U0 RawAdd(U8 *add,I64 mS=100)
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|
//Shows an addr using $LK,"Raw","MN:Raw"$ screen
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|
//output for a length of time.
|
|
{
|
|
Bool old_raw,old_input_filter;
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|
PushFD;
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|
Cli;
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|
old_raw=Raw(ON);
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old_input_filter=LBtr(&Fs->task_flags,TASKf_INPUT_FILTER_TASK);
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"RawAdd(%P)",add;
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|
BusyWait(mS<<10);
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|
PopFD;
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|
LBEqu(&Fs->task_flags,TASKf_INPUT_FILTER_TASK,old_input_filter);
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|
Raw(old_raw);
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|
}
|
|
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|
U0 RawPrint(I64 mS=100,U8 *fmt,...)
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|
//Print using $LK,"Raw","MN:Raw"$ screen
|
|
//output for a length of time.
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|
//$BK,1$Your heap must be good.$BK,0$
|
|
{
|
|
U8 *buf=SPrintJoin(NULL,fmt,argc,argv);
|
|
Bool old_raw,old_input_filter;
|
|
PushFD;
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|
Cli;
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|
old_raw=Raw(ON);
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|
old_input_filter=LBtr(&Fs->task_flags,TASKf_INPUT_FILTER_TASK);
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|
"%s",buf;
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|
BusyWait(mS<<10);
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|
PopFD;
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|
LBEqu(&Fs->task_flags,TASKf_INPUT_FILTER_TASK,old_input_filter);
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|
Raw(old_raw);
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|
Free(buf);
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|
}
|
|
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|
U0 RawD(U8 *add,I64 cnt=0x80,I64 mS=100)
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//Dumps a block of mem using $LK,"Raw","MN:Raw"$
|
|
//screen output for a fixed length
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//of time.
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|
{
|
|
Bool old_raw,old_input_filter;
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|
PushFD;
|
|
Cli;
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|
old_raw=Raw(ON);
|
|
old_input_filter=LBtr(&Fs->task_flags,TASKf_INPUT_FILTER_TASK);
|
|
D(add,cnt);
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|
BusyWait(mS<<10);
|
|
PopFD;
|
|
LBEqu(&Fs->task_flags,TASKf_INPUT_FILTER_TASK,old_input_filter);
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|
Raw(old_raw);
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}
|
|
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|
U0 RawDm(U8 *add,I64 cnt=0x80,I64 mS=100)
|
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//Dumps a block of mem using $LK,"Raw","MN:Raw"$
|
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//screen output for a fixed length
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//of time.
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{
|
|
Bool old_raw,old_input_filter;
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PushFD;
|
|
Cli;
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|
old_raw=Raw(ON);
|
|
old_input_filter=LBtr(&Fs->task_flags,TASKf_INPUT_FILTER_TASK);
|
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Dm(add,cnt);
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BusyWait(mS<<10);
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|
PopFD;
|
|
LBEqu(&Fs->task_flags,TASKf_INPUT_FILTER_TASK,old_input_filter);
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|
Raw(old_raw);
|
|
}
|
|
|
|
U0 D(U8 *add,I64 cnt=0x80,Bool show_offset=TRUE)
|
|
//Dump mem, showing offsets.
|
|
//See $LK,"DocD","MN:DocD"$() for a live dump.
|
|
{
|
|
I64 i,j,ch;
|
|
U8 *ptr=add;
|
|
while (cnt) {
|
|
if (show_offset)
|
|
"%08X ",ptr-add;
|
|
else
|
|
"%010X ",ptr;
|
|
if (cnt>16)
|
|
j=16;
|
|
else
|
|
j=cnt;
|
|
for (i=0;i<j;i++)
|
|
"%02X ",ptr[i];
|
|
for (;i<16;i++)
|
|
" ";
|
|
for (i=0;i<j;i++) {
|
|
ch=ptr[i];
|
|
if (ch<CH_SHIFT_SPACE || ch==CH_BACKSPACE)
|
|
ch='.';
|
|
'' ch;
|
|
if (ch=='$$')
|
|
'' ch;
|
|
}
|
|
NewLine;
|
|
cnt-=j;
|
|
ptr+=j;
|
|
}
|
|
}
|
|
|
|
U0 Dm(U8 *add,I64 cnt=0x80)
|
|
//Show mem addr, not offsets
|
|
{
|
|
D(add,cnt,FALSE);
|
|
}
|
|
|
|
U0 Da(U8 **add,I64 cnt=0x10)
|
|
//Dump mem, showing symbolic addresses
|
|
{
|
|
while (cnt-->0) {
|
|
"%08X:%08X,%P\n",add,*add,*add;
|
|
add++;
|
|
}
|
|
}
|
|
|
|
I64 *TaskRegAdd(CTask *task,I64 reg_num)
|
|
{
|
|
switch (reg_num) {
|
|
case CREG_RAX: return &task->rax;
|
|
case CREG_RCX: return &task->rcx;
|
|
case CREG_RDX: return &task->rdx;
|
|
case CREG_RBX: return &task->rbx;
|
|
case CREG_RSP: return &task->rsp;
|
|
case CREG_RBP: return &task->rbp;
|
|
case CREG_RSI: return &task->rsi;
|
|
case CREG_RDI: return &task->rdi;
|
|
case 8 : return &task->r8;
|
|
case 9 : return &task->r9;
|
|
case 10: return &task->r10;
|
|
case 11: return &task->r11;
|
|
case 12: return &task->r12;
|
|
case 13: return &task->r13;
|
|
case 14: return &task->r14;
|
|
case 15: return &task->r15;
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
#define RAWDR_COL 40
|
|
|
|
U0 RawDr(CTask *task=NULL)
|
|
{
|
|
I64 i,j,old_col=sys_raw_col;
|
|
Bool old_raw=Raw(ON);
|
|
U8 buf[200];
|
|
|
|
if (!task) task=Fs;
|
|
|
|
for (i=0;i<16;i++) {
|
|
sys_raw_col=i*text_cols+RAWDR_COL;
|
|
"º%3Z:%016X\n",i,"ST_U64_REGS",*TaskRegAdd(task,i);
|
|
}
|
|
|
|
sys_raw_col=i++*text_cols+RAWDR_COL;
|
|
"ºRIP:%016X\n",task->rip;
|
|
|
|
sys_raw_col=i++*text_cols+RAWDR_COL;
|
|
"º%-*tT\n",text_cols-(RAWDR_COL+1)-1,Fs->rip;
|
|
|
|
sys_raw_col=i++*text_cols+RAWDR_COL;
|
|
'º';
|
|
if (Bt(&sys_run_level,RLf_COMPILER)) {
|
|
j=Fs->rip;
|
|
Ui(buf,&j,,,TRUE);
|
|
"%s",buf;
|
|
} else
|
|
NewLine;
|
|
|
|
sys_raw_col=i*text_cols+RAWDR_COL;
|
|
'È';
|
|
for (j=0;j<text_cols-RAWDR_COL-1;j++)
|
|
'Í';
|
|
|
|
sys_raw_col=old_col;
|
|
Raw(old_raw);
|
|
}
|
|
|
|
U0 Dr(CTask *task=NULL)
|
|
{//Dump registers
|
|
I64 i;
|
|
if (!task) task=Fs;
|
|
for (i=0;i<16;i++)
|
|
"%3Z:%016X\n",i,"ST_U64_REGS",*TaskRegAdd(task,i);
|
|
"RIP:%016X\n",task->rip;
|
|
}
|
|
|
|
U0 OverRideSingleUserSwap()
|
|
{
|
|
Bool old_single=SingleUser(OFF);
|
|
Yield;
|
|
SingleUser(old_single);
|
|
}
|
|
|
|
U8 *SysMGetS(I64)
|
|
{
|
|
U8 buf[512];
|
|
GetS(buf,512,FALSE);
|
|
return StrNew(buf);
|
|
}
|
|
|
|
CBpt *BptFind(U8 *add,CTask *task=NULL,Bool rem=FALSE)
|
|
{
|
|
CBpt *result=NULL,*tempb,*tempb1,*tempb2;
|
|
if (!task) task=Fs;
|
|
PushFD;
|
|
Cli;
|
|
tempb1=&task->bpt_lst;
|
|
tempb=task->bpt_lst;
|
|
while (tempb) {
|
|
tempb2=tempb->next;
|
|
if (tempb->addr==add) {
|
|
result=tempb;
|
|
if (rem)
|
|
tempb1->next=tempb2;
|
|
else
|
|
tempb1=&tempb->next;
|
|
} else
|
|
tempb1=&tempb->next;
|
|
tempb=tempb2;
|
|
}
|
|
PopFD;
|
|
return result;
|
|
}
|
|
|
|
Bool BptS(U8 *add,CTask *task=NULL,Bool live=TRUE)
|
|
{//Set breakpoint
|
|
CBpt *tempb;
|
|
Bool result=TRUE;
|
|
if (!task) task=Fs;
|
|
PushFD;
|
|
Cli;
|
|
if (!(tempb=BptFind(add,task,FALSE))) {
|
|
tempb=CAlloc(sizeof(CBpt),task);
|
|
tempb->addr=add;
|
|
tempb->val=*add;
|
|
result=FALSE;
|
|
tempb->next=task->bpt_lst;
|
|
task->bpt_lst=tempb;
|
|
if (task==Fs && live)
|
|
*add=OC_BPT;
|
|
}
|
|
PopFD;
|
|
return result;
|
|
}
|
|
|
|
Bool BptR(U8 *add,CTask *task=NULL,Bool live=TRUE,Bool rem=TRUE)
|
|
{//Rem breakpoint
|
|
CBpt *tempb;
|
|
Bool result=FALSE;
|
|
if (!task) task=Fs;
|
|
PushFD;
|
|
Cli;
|
|
if (tempb=BptFind(add,task,rem)) {
|
|
if (task==Fs && live)
|
|
*tempb->addr=tempb->val;
|
|
result=TRUE;
|
|
if (rem)
|
|
Free(tempb);
|
|
}
|
|
PopFD;
|
|
return result;
|
|
}
|
|
|
|
Bool B(U8 *add,CTask *task=NULL,Bool live=TRUE)
|
|
{//Toggle breakpoint
|
|
//Returns TRUE if removed
|
|
Bool result=FALSE;
|
|
PushFD;
|
|
Cli;
|
|
if (BptFind(add,task,FALSE)) {
|
|
BptR(add,task,live,TRUE);
|
|
result=TRUE;
|
|
} else
|
|
BptS(add,task,live);
|
|
PopFD;
|
|
return result;
|
|
}
|
|
|
|
I64 B2(CTask *task=NULL,Bool live=TRUE)
|
|
{ //Rem all breakpoints
|
|
//Returns cnt of removed
|
|
I64 result=0;
|
|
CBpt *tempb,*tempb1;
|
|
if (!task) task=Fs;
|
|
PushFD;
|
|
Cli;
|
|
tempb=task->bpt_lst;
|
|
task->bpt_lst=NULL;
|
|
while (tempb) {
|
|
tempb1=tempb->next;
|
|
if (task==Fs && live)
|
|
*tempb->addr=tempb->val;
|
|
Free(tempb);
|
|
tempb=tempb1;
|
|
result++;
|
|
}
|
|
PopFD;
|
|
return result;
|
|
}
|
|
|
|
U0 G(U8 *ip=INVALID_PTR,CTask *task=NULL)
|
|
//Go
|
|
{
|
|
if (!task) task=Fs;
|
|
if (ip!=INVALID_PTR) task->rip=ip;
|
|
if (BptFind(task->rip,task))
|
|
"\nDo one of the following, first:\n"
|
|
">S;\t\t\t//Single step\n"
|
|
">B2;\t\t\t//Clear all break points\n"
|
|
">G2;\t\t\t//Clear all break points and Go\n\n"
|
|
"After resuming, <CTRL-ALT-T> changes focus task\n"
|
|
"After resuming, <CTRL-ALT-F> flushes screen VGA cache\n";
|
|
else {
|
|
LBtr(&task->task_flags,TASKf_DISABLE_BPTS);
|
|
LBtr(&task->rflags,RFLAGf_TRAP);//No single step
|
|
Suspend(task,FALSE);
|
|
if (task==Fs) {
|
|
if (IsInDbg && task->next_lex!=&task->next_lex) {
|
|
"Exit Dbg\n";
|
|
Btr(&task->last_lex->flags,Lf_PMT);
|
|
}
|
|
} else
|
|
Exit;
|
|
}
|
|
}
|
|
|
|
U0 G2(U8 *ip=INVALID_PTR,CTask *task=NULL)
|
|
//Rem all breakpoints and Go.
|
|
{
|
|
if (!task) task=Fs;
|
|
B2(task);
|
|
if (ext[EXT_WIN_FOCUS])
|
|
CallExtNum(EXT_WIN_FOCUS,sys_dbg_focus_task);
|
|
VGAFlush;
|
|
G(ip,task);
|
|
}
|
|
|
|
public U0 S(U8 *ip=INVALID_PTR,CTask *task=NULL) //Single-step.
|
|
{ //Single step
|
|
if (!task) task=Fs;
|
|
PushFD;
|
|
Cli;
|
|
if (ip!=INVALID_PTR) task->rip=ip;
|
|
LBts(&task->task_flags,TASKf_DISABLE_BPTS);
|
|
LBts(&task->rflags,RFLAGf_TRAP);
|
|
Suspend(task,FALSE);
|
|
if (task==Fs) {
|
|
if (IsInDbg) {
|
|
if (task->next_lex!=&task->next_lex)
|
|
Btr(&task->last_lex->flags,Lf_PMT);
|
|
}
|
|
} else
|
|
Exit;
|
|
PopFD;
|
|
}
|
|
|
|
U0 DbgHelp()
|
|
{
|
|
"\n"
|
|
"The cmd line is basically the same as normal. Here are some common\n"
|
|
"debugging commands.\n\n"
|
|
">EdLite(\"FileName\");\t\t//Edit file.\n"
|
|
">D(0x100000);\t\t\t//Dump page tables.\n"
|
|
">Dm(0x100000);\t\t\t//Dump page tables.\n"
|
|
">Dm(Fs,sizeof(CTask));\t\t//Dump current task record.\n"
|
|
">ClassRep(Fs,\"CTask\",1);\t//Dump current task record.\n"
|
|
">ClassRep(Fs,,1);\t\t//(It knows lastclass.)\n"
|
|
">CallerRep;\t\t\t//Stack trace report.\n"
|
|
">Da(_RSP);\t\t\t//Dump stk.\n"
|
|
">Dr;\t\t\t\t//Dump Registers.\n"
|
|
">1+2*3+&Print;\t\t\t//Show calculation result.\n"
|
|
">*(0x70000)(I64 *)=0x123456789;\t//Assign value to 0x70000-0x70007.\n"
|
|
">_RAX=0x1234;\t\t\t//Set RAX to 0x1234.\n"
|
|
">_RIP=&SysThrowBreak;\t\t//Set RIP.\n"
|
|
">I64 i;\t\t\t\t//Declare variable.\n"
|
|
">i=_RCX+_RDX;\t\t\t//Assign to variable.\n"
|
|
">U(&Print+0x8);\t\t//Unassemble Print.\n"
|
|
">Uf(\"Print\");\t\t\t//Unassembler function \"Print\".\n"
|
|
">Man(\"Print\");\t\t\t//Edit Src for \"Print\".\n"
|
|
">E(_RIP);\t\t\t//Edit Src Code.\n"
|
|
">Fix;\t\t\t\t//Edit Last Err Src Code.\n"
|
|
">B(&Main+0x20);\t\t\t//Toggle break point.\n"
|
|
">B2;\t\t\t\t//Clear all break points.\n"
|
|
">S;\t\t\t\t//Single step.\n"
|
|
">G;\t\t\t\t//Resume execution.\n"
|
|
">G2;\t\t\t\t//B2;VGAFlush;WinFocus;G;\n"
|
|
">Exit;\t\t\t\t//Exit (kill) task.\n\n"
|
|
"After resuming, <CTRL-ALT-T> changes focus task.\n"
|
|
"After resuming, <CTRL-ALT-F> flushes screen VGA cache.\n\n";
|
|
}
|
|
|
|
U0 Dbg2()
|
|
{
|
|
Bool old_user_task,old_waiting_msg;
|
|
I64 i,old_dbg_mgets;
|
|
U8 buf[200];
|
|
if (IsRaw) {
|
|
i=Fs->rip;
|
|
Ui(buf,&i);
|
|
"%s",buf;
|
|
} else
|
|
U(Fs->rip,1);
|
|
|
|
old_waiting_msg=LBtr(&Fs->task_flags,TASKf_AWAITING_MSG);
|
|
old_user_task =LBts(&Fs->task_flags,TASKf_USER);
|
|
TaskInitExt(TRUE);
|
|
sys_focus_task=Fs;
|
|
sys_cur_scan_code=0;
|
|
old_dbg_mgets=fp_mgets;
|
|
fp_mgets=&SysMGetS;
|
|
while (!mouse_install_attempts)
|
|
OverRideSingleUserSwap;
|
|
UserTaskCont;
|
|
fp_mgets=old_dbg_mgets;
|
|
LBEqu(&Fs->task_flags,TASKf_USER,old_user_task);
|
|
LBEqu(&Fs->task_flags,TASKf_AWAITING_MSG,old_waiting_msg);
|
|
}
|
|
|
|
U0 Fault3(I64 fault_num,I64 fault_err_code)
|
|
{
|
|
nounusedwarn fault_err_code;
|
|
Bool was_in_dbg;
|
|
PushFD;
|
|
Cli;
|
|
was_in_dbg=InDbg(ON);
|
|
if (Gs->num && mp_crash) {
|
|
mp_cnt=1;
|
|
mp_crash->cpu_num=Gs->num;
|
|
mp_crash->task=Fs;
|
|
mp_crash->msg=sys_dbg_msg;
|
|
mp_crash->msg_num=sys_dbg_msg_num;
|
|
MPInt(I_MP_CRASH,0);
|
|
SysHlt;
|
|
}
|
|
"\n\tTempleOS Debugger\n\n"
|
|
">Help;\t//For help.\n\n";
|
|
Beep(500,TRUE);
|
|
if (fault_num==I_DBG) {
|
|
if (sys_dbg_msg) {
|
|
"\n!!! %s",sys_dbg_msg;
|
|
if (sys_dbg_msg_num)
|
|
"%016X",sys_dbg_msg_num;
|
|
" !!!\n\n";
|
|
}
|
|
}
|
|
CallerRep;
|
|
Dbg2;
|
|
InDbg(was_in_dbg);
|
|
PopFD;
|
|
}
|
|
|
|
U0 Fault2(I64 fault_num,I64 fault_err_code) //Called from $LK,"Fault2","FF:::/TempleOS/Kernel/Interrupts.CPP,Fault2"$
|
|
{
|
|
//$BK,1$Be careful not to swap-out and ruin the saved context$BK,0$
|
|
Bool was_raw,was_single_user,was_silent;
|
|
I64 i,old_raw_flags=sys_raw_flags;
|
|
if (fault_num==I_DIVIDE_BY_ZERO)
|
|
throw(EXCEPT_DIVIDE_BY_ZERO,Fs->rip);
|
|
was_single_user=SingleUser(ON);
|
|
if (!IsInDbg)
|
|
sys_dbg_focus_task=sys_focus_task;
|
|
sys_focus_task=NULL;
|
|
if (fault_num==I_BPT)
|
|
Fs->rip--;
|
|
if (Fs->dbg_task)
|
|
CallExtNum(EXT_RESUME_DBG); //See $LK,"IDEResumeDbg","FF:::/TempleOS/Adam/Doc/DocIDE.CPP,IDEResumeDbg"$
|
|
else {
|
|
was_raw=Raw(ON);
|
|
was_silent=Silent(OFF);
|
|
sys_raw_flags|=RWF_SHOW_DOLLAR|RWF_SCROLL;
|
|
"Task \"";
|
|
"%s",Fs->task_title;
|
|
"\"\n";
|
|
"Fault:0x%02X %Z\t\tErr Code:%08X\n",fault_num,fault_num,"ST_INT_NAMES",fault_err_code;
|
|
"RIP:%08X",Fs->rip; //Sometimes crashes on %P, so do this first
|
|
":%P RSP:%08X\n",Fs->rip,Fs->rsp;
|
|
if (fault_num==I_PAGE_FAULT) {
|
|
asm { MOV_RAX_CR2 }
|
|
i=GetRAX;
|
|
"Fault Addr:%08X:%P\n",i,i;
|
|
}
|
|
Fault3(fault_num,fault_err_code);
|
|
Silent(was_silent);
|
|
Raw(was_raw);
|
|
sys_raw_flags=old_raw_flags;
|
|
}
|
|
SingleUser(was_single_user);
|
|
if (LBtr(&Fs->task_flags,TASKf_KILL_AFTER_DBG))
|
|
Exit;
|
|
}
|
|
|
|
U0 Dbg(U8 *msg=NULL,I64 msg_num=0)
|
|
//Enters the debugger. Can be used as a panic.
|
|
{
|
|
PushFD;
|
|
Cli;
|
|
sys_dbg_msg=msg;
|
|
sys_dbg_msg_num=msg_num;
|
|
asm {INT 0x32};
|
|
#assert I_DBG==0x32
|
|
PopFD;
|
|
}
|