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Unify PTE pointer types across MM subsystem
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This commit is contained in:
Aiken Harris
2025-11-03 22:13:32 +01:00
parent fd13091476
commit cb2da54956
7 changed files with 62 additions and 66 deletions
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20
xtoskrnl/mm/hlpool.cc
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@@ -170,7 +170,7 @@ MM::HardwarePool::MapHardwareMemory(IN PHYSICAL_ADDRESS PhysicalAddress,
{
PVOID BaseAddress, ReturnAddress;
PFN_NUMBER MappedPages;
PHARDWARE_PTE PtePointer;
PMMPTE PtePointer;
/* Initialize variables */
BaseAddress = HardwareHeapStart;
@@ -189,7 +189,7 @@ MM::HardwarePool::MapHardwareMemory(IN PHYSICAL_ADDRESS PhysicalAddress,
}
/* Get PTE pointer and advance to next page */
PtePointer = (PHARDWARE_PTE)MM::Paging::GetPteAddress(ReturnAddress);
PtePointer = MM::Paging::GetPteAddress(ReturnAddress);
ReturnAddress = (PVOID)((ULONG_PTR)ReturnAddress + MM_PAGE_SIZE);
/* Check if PTE is valid */
@@ -219,7 +219,7 @@ MM::HardwarePool::MapHardwareMemory(IN PHYSICAL_ADDRESS PhysicalAddress,
while(MappedPages--)
{
/* Get PTE pointer */
PtePointer = (PHARDWARE_PTE)MM::Paging::GetPteAddress(BaseAddress);
PtePointer = MM::Paging::GetPteAddress(BaseAddress);
/* Fill the PTE */
MM::Paging::SetPte(PtePointer, (PFN_NUMBER)(PhysicalAddress.QuadPart >> MM_PAGE_SHIFT), TRUE);
@@ -259,18 +259,18 @@ VOID
MM::HardwarePool::MarkHardwareMemoryWriteThrough(IN PVOID VirtualAddress,
IN PFN_NUMBER PageCount)
{
PHARDWARE_PTE PtePointer;
PMMPTE PtePointer;
PFN_NUMBER Page;
/* Get PTE address from virtual address */
PtePointer = (PHARDWARE_PTE)MM::Paging::GetPteAddress(VirtualAddress);
PtePointer = MM::Paging::GetPteAddress(VirtualAddress);
/* Iterate through mapped pages */
for(Page = 0; Page < PageCount; Page++)
{
/* Mark pages as CD/WT */
MM::Paging::SetPteCaching(PtePointer, TRUE, TRUE);
PtePointer++;
MM::Paging::GetNextEntry(PtePointer);
}
}
@@ -296,10 +296,10 @@ MM::HardwarePool::RemapHardwareMemory(IN PVOID VirtualAddress,
IN PHYSICAL_ADDRESS PhysicalAddress,
IN BOOLEAN FlushTlb)
{
PHARDWARE_PTE PtePointer;
PMMPTE PtePointer;
/* Get PTE address from virtual address */
PtePointer = (PHARDWARE_PTE)MM::Paging::GetPteAddress(VirtualAddress);
PtePointer = MM::Paging::GetPteAddress(VirtualAddress);
/* Remap the PTE */
MM::Paging::SetPte(PtePointer, (PFN_NUMBER)(PhysicalAddress.QuadPart >> MM_PAGE_SHIFT), TRUE);
@@ -334,7 +334,7 @@ MM::HardwarePool::UnmapHardwareMemory(IN PVOID VirtualAddress,
IN PFN_NUMBER PageCount,
IN BOOLEAN FlushTlb)
{
PHARDWARE_PTE PtePointer;
PMMPTE PtePointer;
PFN_NUMBER Page;
/* Check if address is valid hardware memory */
@@ -348,7 +348,7 @@ MM::HardwarePool::UnmapHardwareMemory(IN PVOID VirtualAddress,
VirtualAddress = (PVOID)((ULONG_PTR)VirtualAddress & ~(MM_PAGE_SIZE - 1));
/* Get PTE address from virtual address */
PtePointer = (PHARDWARE_PTE)MM::Paging::GetPteAddress(VirtualAddress);
PtePointer = MM::Paging::GetPteAddress(VirtualAddress);
/* Iterate through mapped pages */
for(Page = 0; Page < PageCount; Page++)