mirror of
https://github.com/reactos/reactos.git
synced 2024-07-12 23:55:07 +00:00
Stop lying that the PCR, KUSER_SHARED_DATA, and PDEs are "BIOS" pages, they're USED pages.
Stop initializing fields to 0 if we've already cleared the entire array! Stop setting arbitrary values for MapCount and ReferenceCount -- both the KPCR, KUSER_SHARED_DATA and PDE are mapped! Stop saying Video ROM has a reference count, it's the same as BIOS memory, except the MiIsPfnRam function doesn't detect it and we have a hack for it. svn path=/trunk/; revision=32361
This commit is contained in:
parent
b4a63ba74a
commit
ee3729d613
|
@ -363,37 +363,37 @@ MmInitializePageList(IN ULONG_PTR FirstPhysKernelAddress,
|
|||
if (i == 0)
|
||||
{
|
||||
/* Page 0 is reserved for the IVT */
|
||||
MmPageArray[i].Flags.Type = MM_PHYSICAL_PAGE_BIOS;
|
||||
MmPageArray[i].Flags.Type = MM_PHYSICAL_PAGE_USED;
|
||||
MmPageArray[i].Flags.Consumer = MC_NPPOOL;
|
||||
MmPageArray[i].Flags.Zero = 0;
|
||||
MmPageArray[i].ReferenceCount = 0;
|
||||
MmPageArray[i].ReferenceCount = 2;
|
||||
MmPageArray[i].MapCount = 1;
|
||||
MmStats.NrReservedPages++;
|
||||
}
|
||||
else if (i == 1)
|
||||
{
|
||||
/* Page 1 is reserved for the PCR */
|
||||
MmPageArray[i].Flags.Type = MM_PHYSICAL_PAGE_BIOS;
|
||||
MmPageArray[i].Flags.Type = MM_PHYSICAL_PAGE_USED;
|
||||
MmPageArray[i].Flags.Consumer = MC_NPPOOL;
|
||||
MmPageArray[i].Flags.Zero = 0;
|
||||
MmPageArray[i].ReferenceCount = 1;
|
||||
MmPageArray[i].ReferenceCount = 2;
|
||||
MmPageArray[i].MapCount = 1;
|
||||
MmStats.NrReservedPages++;
|
||||
}
|
||||
else if (i == 2)
|
||||
{
|
||||
/* Page 2 is reserved for the KUSER_SHARED_DATA */
|
||||
MmPageArray[i].Flags.Type = MM_PHYSICAL_PAGE_BIOS;
|
||||
MmPageArray[i].Flags.Type = MM_PHYSICAL_PAGE_USED;
|
||||
MmPageArray[i].Flags.Consumer = MC_NPPOOL;
|
||||
MmPageArray[i].Flags.Zero = 0;
|
||||
MmPageArray[i].ReferenceCount = 1;
|
||||
MmPageArray[i].ReferenceCount = 2;
|
||||
MmPageArray[i].MapCount = 1;
|
||||
MmStats.NrReservedPages++;
|
||||
}
|
||||
else if ((i >= PdePageStart) && (i < PdePageEnd))
|
||||
{
|
||||
/* These pages contain the initial FreeLDR PDEs */
|
||||
MmPageArray[i].Flags.Type = MM_PHYSICAL_PAGE_BIOS;
|
||||
MmPageArray[i].Flags.Zero = 0;
|
||||
MmPageArray[i].Flags.Type = MM_PHYSICAL_PAGE_USED;
|
||||
MmPageArray[i].Flags.Consumer = MC_NPPOOL;
|
||||
MmPageArray[i].ReferenceCount = 1;
|
||||
MmPageArray[i].ReferenceCount = 2;
|
||||
MmPageArray[i].MapCount = 1;
|
||||
MmStats.NrReservedPages++;
|
||||
}
|
||||
else if ((i >= VideoPageStart) && (i < VideoPageEnd))
|
||||
|
@ -405,16 +405,13 @@ MmInitializePageList(IN ULONG_PTR FirstPhysKernelAddress,
|
|||
* (which we'll assume to be "free" a couple of lines below)
|
||||
*/
|
||||
MmPageArray[i].Flags.Type = MM_PHYSICAL_PAGE_BIOS;
|
||||
MmPageArray[i].Flags.Zero = 0;
|
||||
MmPageArray[i].Flags.Consumer = MC_NPPOOL;
|
||||
MmPageArray[i].ReferenceCount = 1;
|
||||
MmStats.NrReservedPages++;
|
||||
}
|
||||
else if ((i >= KernelPageStart) && (i < KernelPageEnd))
|
||||
{
|
||||
/* These are pages beloning to the kernel */
|
||||
MmPageArray[i].Flags.Type = MM_PHYSICAL_PAGE_USED;
|
||||
MmPageArray[i].Flags.Zero = 0;
|
||||
MmPageArray[i].Flags.Consumer = MC_NPPOOL;
|
||||
MmPageArray[i].ReferenceCount = 2;
|
||||
MmPageArray[i].MapCount = 1;
|
||||
|
@ -424,7 +421,6 @@ MmInitializePageList(IN ULONG_PTR FirstPhysKernelAddress,
|
|||
{
|
||||
/* These are pages we allocated above to hold the PFN DB */
|
||||
MmPageArray[i].Flags.Type = MM_PHYSICAL_PAGE_USED;
|
||||
MmPageArray[i].Flags.Zero = 0;
|
||||
MmPageArray[i].Flags.Consumer = MC_NPPOOL;
|
||||
MmPageArray[i].ReferenceCount = 2;
|
||||
MmPageArray[i].MapCount = 1;
|
||||
|
@ -439,8 +435,6 @@ MmInitializePageList(IN ULONG_PTR FirstPhysKernelAddress,
|
|||
* Descriptor List, why bother, right?
|
||||
*/
|
||||
MmPageArray[i].Flags.Type = MM_PHYSICAL_PAGE_FREE;
|
||||
MmPageArray[i].Flags.Zero = 0;
|
||||
MmPageArray[i].ReferenceCount = 0;
|
||||
InsertTailList(&FreeUnzeroedPageListHead,
|
||||
&MmPageArray[i].ListEntry);
|
||||
UnzeroedPageCount++;
|
||||
|
@ -452,8 +446,6 @@ MmInitializePageList(IN ULONG_PTR FirstPhysKernelAddress,
|
|||
/* These are pages reserved by the BIOS/ROMs */
|
||||
MmPageArray[i].Flags.Type = MM_PHYSICAL_PAGE_BIOS;
|
||||
MmPageArray[i].Flags.Consumer = MC_NPPOOL;
|
||||
MmPageArray[i].Flags.Zero = 0;
|
||||
MmPageArray[i].ReferenceCount = 0;
|
||||
MmStats.NrReservedPages++;
|
||||
}
|
||||
}
|
||||
|
|
Loading…
Reference in a new issue