Intravision/reactos
1
0
Fork 0
mirror of https://github.com/reactos/reactos.git synced 2024-07-28 23:29:19 +00:00
Code Issues Packages Projects Releases Wiki Activity

Include kernelmode routines in stack backtrace

Browse source 
svn path=/trunk/; revision=18462
This commit is contained in:
Gé van Geldorp 2005-10-14 22:56:23 +00:00
parent b1700953dd
commit 3e063edcc7
1 changed files with 79 additions and 35 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

114
reactos/ntoskrnl/kd/wrappers/gdbstub.c
View file

@ -125,8 +125,6 @@ typedef struct _CPU_REGISTER
BOOLEAN SetInContext;
} CPU_REGISTER, *PCPU_REGISTER;
#define EIP_REGNO 8
static CPU_REGISTER GspRegisters[NUMREGS] =
{
{ 4, FIELD_OFFSET(KTRAP_FRAME, Eax), FIELD_OFFSET(CONTEXT, Eax), TRUE },
@ -516,44 +514,97 @@ GspGetEspFromTrapFrame(PKTRAP_FRAME TrapFrame)
}
VOID
GspGetRegistersFromTrapFrame(PCHAR Address,
PCONTEXT Context,
static VOID
GspGetRegisters(PCHAR Address,
PKTRAP_FRAME TrapFrame)
{
ULONG Value;
PCHAR Buffer;
ULONG_PTR Value;
PULONG p;
DWORD i;
PETHREAD Thread;
ULONG_PTR *KernelStack;
Buffer = Address;
for (i = 0; i < sizeof(GspRegisters) / sizeof(GspRegisters[0]); i++)
if (NULL == GspDbgThread)
{
if (TrapFrame)
Thread = PsGetCurrentThread();
}
else
{
TrapFrame = GspDbgThread->Tcb.TrapFrame;
Thread = GspDbgThread;
}
if (Waiting == Thread->Tcb.State)
{
KernelStack = Thread->Tcb.KernelStack;
for (i = 0; i < sizeof(GspRegisters) / sizeof(GspRegisters[0]); i++)
{
if (ESP == i)
switch(i)
{
Value = GspGetEspFromTrapFrame(TrapFrame);
case EBP:
Value = KernelStack[3];
break;
case EDI:
Value = KernelStack[4];
break;
case ESI:
Value = KernelStack[5];
break;
case EBX:
Value = KernelStack[6];
break;
case PC:
Value = KernelStack[7];
break;
case ESP:
Value = (ULONG_PTR) (KernelStack + 8);
break;
case CS:
Value = KERNEL_CS;
break;
case DS:
Value = KERNEL_DS;
break;
default:
Value = 0;
break;
}
Address = GspMem2Hex((PCHAR) &Value, Address, GspRegisters[i].Size,
FALSE);
}
}
else
{
for (i = 0; i < sizeof(GspRegisters) / sizeof(GspRegisters[0]); i++)
{
if (TrapFrame)
{
if (ESP == i)
{
Value = GspGetEspFromTrapFrame(TrapFrame);
}
else
{
p = (PULONG)((ULONG_PTR) TrapFrame +
GspRegisters[i].OffsetInTF);
Value = *p;
}
}
else if (i == PC)
{
/*
* This thread has not been sheduled yet so assume it
* is still in PsBeginThreadWithContextInternal().
*/
Value = (ULONG)KiThreadStartup;
}
else
{
p = (PULONG)((ULONG_PTR) TrapFrame + GspRegisters[i].OffsetInTF);
Value = *p;
Value = 0;
}
Address = GspMem2Hex((PCHAR) &Value, Address,
GspRegisters[i].Size, FALSE);
}
else if (i == EIP_REGNO)
{
/*
* This thread has not been sheduled yet so assume it
* is still in PsBeginThreadWithContextInternal().
*/
Value = (ULONG)KiThreadStartup;
}
else
{
Value = 0;
}
Buffer = GspMem2Hex((PCHAR) &Value, Buffer, GspRegisters[i].Size, FALSE);
}
}
@ -1158,14 +1209,7 @@ KdpGdbEnterDebuggerException(PEXCEPTION_RECORD ExceptionRecord,
GspRemoteDebug = !GspRemoteDebug; /* toggle debug flag */
break;
case 'g': /* return the value of the CPU Registers */
if (NULL != GspDbgThread)
{
GspGetRegistersFromTrapFrame(&GspOutBuffer[0], Context, GspDbgThread->Tcb.TrapFrame);
}
else
{
GspGetRegistersFromTrapFrame(&GspOutBuffer[0], Context, TrapFrame);
}
GspGetRegisters(GspOutBuffer, TrapFrame);
break;
case 'G': /* set the value of the CPU Registers - return OK */
if (NULL != GspDbgThread)