Intravision/reactos
1
0
Fork 0
mirror of https://github.com/reactos/reactos.git synced 2024-08-16 00:19:32 +00:00
Code Issues Packages Projects Releases Wiki Activity

- Get rid of some code.

Browse source 
svn path=/trunk/; revision=23699
This commit is contained in:
Alex Ionescu 2006-08-25 02:22:50 +00:00
parent 35778c9f25
commit b23894894d
1 changed files with 15 additions and 115 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

130
reactos/ntoskrnl/ke/i386/v86m.c
View file

@ -50,6 +50,7 @@ KeV86GPF(PKV86M_TRAP_FRAME VTf, PKTRAP_FRAME Tf)
while (!Exit) while (!Exit)
{ {
//DPRINT1("ip: %lx\n", ip[i]);
switch (ip[i]) switch (ip[i])
{ {
/* 32-bit data prefix */ /* 32-bit data prefix */
@ -688,127 +689,26 @@ ULONG
NTAPI NTAPI
KeV86Exception(ULONG ExceptionNr, PKTRAP_FRAME Tf, ULONG address) KeV86Exception(ULONG ExceptionNr, PKTRAP_FRAME Tf, ULONG address)
{ {
PUCHAR Ip; PUCHAR Ip;
PKV86M_TRAP_FRAME VTf; PKV86M_TRAP_FRAME VTf;
ASSERT (ExceptionNr != 14); VTf = (PKV86M_TRAP_FRAME)Tf;
VTf = (PKV86M_TRAP_FRAME)Tf; /*
* Check if we have reached the recovery instruction
*/
Ip = (PUCHAR)((Tf->SegCs & 0xFFFF) * 16 + (Tf->Eip & 0xFFFF));
/* FIXME: This should use ->VdmObjects */ if (ExceptionNr == 6 &&
if(KeGetCurrentProcess()->Unused) memcmp(Ip, VTf->regs->RecoveryInstruction, 4) == 0 &&
{ (Tf->SegCs * 16 + Tf->Eip) == VTf->regs->RecoveryAddress)
VTf->regs->PStatus = (PNTSTATUS) ExceptionNr;
return 1;
}
/*
* Check if we have reached the recovery instruction
*/
Ip = (PUCHAR)((Tf->SegCs & 0xFFFF) * 16 + (Tf->Eip & 0xFFFF));
DPRINT("ExceptionNr %d Ip[0] %x Ip[1] %x Ip[2] %x Ip[3] %x Tf->SegCs %x "
"Tf->Eip %x\n", ExceptionNr, Ip[0], Ip[1], Ip[2], Ip[3], Tf->SegCs,
Tf->Eip);
DPRINT("VTf %x VTf->regs %x\n", VTf, VTf->regs);
if (ExceptionNr == 6 &&
memcmp(Ip, VTf->regs->RecoveryInstruction, 4) == 0 &&
(Tf->SegCs * 16 + Tf->Eip) == VTf->regs->RecoveryAddress)
{ {
*VTf->regs->PStatus = STATUS_SUCCESS; *VTf->regs->PStatus = STATUS_SUCCESS;
return(1); return(1);
} }
/* ASSERT(ExceptionNr == 13);
* Handle the exceptions return(KeV86GPF(VTf, Tf));
*/
switch (ExceptionNr)
{
/* Divide error */
case 0:
*VTf->regs->PStatus = STATUS_NONCONTINUABLE_EXCEPTION;
return(1);
/* Single step */
case 1:
*VTf->regs->PStatus = STATUS_NONCONTINUABLE_EXCEPTION;
return(1);
/* NMI */
case 2:
*VTf->regs->PStatus = STATUS_NONCONTINUABLE_EXCEPTION;
return(1);
/* Breakpoint */
case 3:
*VTf->regs->PStatus = STATUS_NONCONTINUABLE_EXCEPTION;
return(1);
/* Overflow */
case 4:
*VTf->regs->PStatus = STATUS_NONCONTINUABLE_EXCEPTION;
return(1);
/* Array bounds check */
case 5:
*VTf->regs->PStatus = STATUS_NONCONTINUABLE_EXCEPTION;
return(1);
/* Invalid opcode */
case 6:
*VTf->regs->PStatus = STATUS_NONCONTINUABLE_EXCEPTION;
return(1);
/* Device not available */
case 7:
*VTf->regs->PStatus = STATUS_NONCONTINUABLE_EXCEPTION;
return(1);
/* Double fault */
case 8:
*VTf->regs->PStatus = STATUS_NONCONTINUABLE_EXCEPTION;
return(1);
/* Intel reserved */
case 9:
*VTf->regs->PStatus = STATUS_NONCONTINUABLE_EXCEPTION;
return(1);
/* Invalid TSS */
case 10:
*VTf->regs->PStatus = STATUS_NONCONTINUABLE_EXCEPTION;
return(1);
/* Segment not present */
case 11:
*VTf->regs->PStatus = STATUS_NONCONTINUABLE_EXCEPTION;
return(1);
/* Stack fault */
case 12:
*VTf->regs->PStatus = STATUS_NONCONTINUABLE_EXCEPTION;
return(1);
/* General protection fault */
case 13:
return(KeV86GPF(VTf, Tf));
/* Intel reserved */
case 15:
case 16:
*VTf->regs->PStatus = STATUS_NONCONTINUABLE_EXCEPTION;
return(1);
/* Alignment check */
case 17:
*VTf->regs->PStatus = STATUS_NONCONTINUABLE_EXCEPTION;
return(1);
default:
*VTf->regs->PStatus = STATUS_NONCONTINUABLE_EXCEPTION;
return(1);
}
} }
NTSTATUS STDCALL NTSTATUS STDCALL