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- HAL uses HARDWARE_PTE, not MMPTE_HARDWARE, so remove broken SMP fix

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svn path=/trunk/; revision=44033
This commit is contained in:
Stefan Ginsberg 2009-11-08 22:17:05 +00:00
parent aaad231bf1
commit afd1ab1b6d
1 changed files with 3 additions and 11 deletions
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14
reactos/hal/halx86/generic/bios.c
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@ -26,14 +26,6 @@ ULONG HalpSavedEsp0;
#define GetPdeAddress(x) (PHARDWARE_PTE)(((((ULONG_PTR)(x)) >> 22) << 2) + 0xC0300000)
#define GetPteAddress(x) (PHARDWARE_PTE)(((((ULONG_PTR)(x)) >> 12) << 2) + 0xC0000000)
#if !defined(CONFIG_SMP)
#define GetPteWriteBit(PTE) ((PTE)->Write)
#define SetPteWriteBit(PTE, x) ((PTE)->Write = (x))
#else
#define GetPteWriteBit(PTE) ((PTE)->Writable)
#define SetPteWriteBit(PTE, x) ((PTE)->Writable = (x))
#endif
/* FUNCTIONS ******************************************************************/
VOID
@ -231,10 +223,10 @@ HalpBiosDisplayReset(VOID)
{
/* Get the PTE and check if it is has been write protected yet */
IdtPte = GetPteAddress(((PKIPCR)KeGetPcr())->IDT);
if (GetPteWriteBit(IdtPte) == 0)
if (IdtPte->Write == 0)
{
/* Remove the protection and flush the TLB */
SetPteWriteBit(IdtPte, 1);
IdtPte->Write = 1;
__writecr3(__readcr3());
RestoreWriteProtection = TRUE;
}
@ -257,7 +249,7 @@ HalpBiosDisplayReset(VOID)
{
/* Get the PTE, restore the write protection and flush the TLB */
IdtPte = GetPteAddress(((PKIPCR)KeGetPcr())->IDT);
SetPteWriteBit(IdtPte, 0);
IdtPte->Write = 0;
__writecr3(__readcr3());
}