#define MODULE_INVOLVED_IN_ARM3
#include "ARM3/miarm.h"
-/* GLOBALS ****************************************************************/
+#define ASSERT_IS_ROS_PFN(x) ASSERT(MI_IS_ROS_PFN(x) == TRUE);
-// ReactOS to NT Physical Page Descriptor Entry Legacy Mapping Definitions
-#define PHYSICAL_PAGE MMPFN
-#define PPHYSICAL_PAGE PMMPFN
+/* GLOBALS ****************************************************************/
-PPHYSICAL_PAGE MmPfnDatabase;
+PMMPFN MmPfnDatabase;
PFN_NUMBER MmAvailablePages;
PFN_NUMBER MmResidentAvailablePages;
PFN_NUMBER PageCount, LowPage, HighPage, SkipPages, PagesFound = 0, Page;
PPFN_NUMBER MdlPage, LastMdlPage;
KIRQL OldIrql;
- PPHYSICAL_PAGE Pfn1;
+ PMMPFN Pfn1;
INT LookForZeroedPages;
ASSERT(KeGetCurrentIrql() <= APC_LEVEL);
DPRINT1("ARM3-DEBUG: Being called with %I64x %I64x %I64x %lx %d %lu\n", LowAddress, HighAddress, SkipBytes, TotalBytes, CacheAttribute, MdlFlags);
ASSERT(MiIsPfnInUse(Pfn1) == TRUE);
/* Set the list head address */
- MI_GET_ROS_DATA(Pfn1)->RmapListHead = ListHead;
+ Pfn1->RmapListHead = ListHead;
}
else
{
ASSERT(MiIsPfnInUse(Pfn1) == TRUE);
/* In this case, the RMAP is actually being removed, so clear field */
- MI_GET_ROS_DATA(Pfn1)->RmapListHead = NULL;
+ Pfn1->RmapListHead = NULL;
/* ReactOS semantics will now release the page, which will make it free and enter a colored list */
}
ASSERT_IS_ROS_PFN(Pfn1);
/* Get the list head */
- ListHead = MI_GET_ROS_DATA(Pfn1)->RmapListHead;
+ ListHead = Pfn1->RmapListHead;
/* Should not have an RMAP for a non-active page */
ASSERT(MiIsPfnInUse(Pfn1) == TRUE);
MmSetSavedSwapEntryPage(PFN_NUMBER Pfn, SWAPENTRY SwapEntry)
{
KIRQL oldIrql;
- PPHYSICAL_PAGE Page;
+ PMMPFN Pfn1;
- Page = MiGetPfnEntry(Pfn);
- ASSERT(Page);
- ASSERT_IS_ROS_PFN(Page);
+ Pfn1 = MiGetPfnEntry(Pfn);
+ ASSERT(Pfn1);
+ ASSERT_IS_ROS_PFN(Pfn1);
oldIrql = KeAcquireQueuedSpinLock(LockQueuePfnLock);
- MI_GET_ROS_DATA(Page)->SwapEntry = SwapEntry;
+ Pfn1->u1.SwapEntry = SwapEntry;
KeReleaseQueuedSpinLock(LockQueuePfnLock, oldIrql);
}
{
SWAPENTRY SwapEntry;
KIRQL oldIrql;
- PPHYSICAL_PAGE Page;
+ PMMPFN Pfn1;
- Page = MiGetPfnEntry(Pfn);
- ASSERT(Page);
- ASSERT_IS_ROS_PFN(Page);
+ Pfn1 = MiGetPfnEntry(Pfn);
+ ASSERT(Pfn1);
+ ASSERT_IS_ROS_PFN(Pfn1);
oldIrql = KeAcquireQueuedSpinLock(LockQueuePfnLock);
- SwapEntry = MI_GET_ROS_DATA(Page)->SwapEntry;
+ SwapEntry = Pfn1->u1.SwapEntry;
KeReleaseQueuedSpinLock(LockQueuePfnLock, oldIrql);
return(SwapEntry);
NTAPI
MmReferencePage(PFN_NUMBER Pfn)
{
- PPHYSICAL_PAGE Page;
+ PMMPFN Pfn1;
DPRINT("MmReferencePage(PysicalAddress %x)\n", Pfn << PAGE_SHIFT);
ASSERT(Pfn != 0);
ASSERT(Pfn <= MmHighestPhysicalPage);
- Page = MiGetPfnEntry(Pfn);
- ASSERT(Page);
- ASSERT_IS_ROS_PFN(Page);
+ Pfn1 = MiGetPfnEntry(Pfn);
+ ASSERT(Pfn1);
+ ASSERT_IS_ROS_PFN(Pfn1);
- ASSERT(Page->u3.e2.ReferenceCount != 0);
- Page->u3.e2.ReferenceCount++;
+ ASSERT(Pfn1->u3.e2.ReferenceCount != 0);
+ Pfn1->u3.e2.ReferenceCount++;
}
ULONG
{
KIRQL oldIrql;
ULONG RCount;
- PPHYSICAL_PAGE Page;
+ PMMPFN Pfn1;
DPRINT("MmGetReferenceCountPage(PhysicalAddress %x)\n", Pfn << PAGE_SHIFT);
oldIrql = KeAcquireQueuedSpinLock(LockQueuePfnLock);
- Page = MiGetPfnEntry(Pfn);
- ASSERT(Page);
- ASSERT_IS_ROS_PFN(Page);
+ Pfn1 = MiGetPfnEntry(Pfn);
+ ASSERT(Pfn1);
+ ASSERT_IS_ROS_PFN(Pfn1);
- RCount = Page->u3.e2.ReferenceCount;
+ RCount = Pfn1->u3.e2.ReferenceCount;
KeReleaseQueuedSpinLock(LockQueuePfnLock, oldIrql);
return(RCount);
NTAPI
MmDereferencePage(PFN_NUMBER Pfn)
{
- PPHYSICAL_PAGE Page;
+ PMMPFN Pfn1;
DPRINT("MmDereferencePage(PhysicalAddress %x)\n", Pfn << PAGE_SHIFT);
- Page = MiGetPfnEntry(Pfn);
- ASSERT(Page);
- ASSERT_IS_ROS_PFN(Page);
+ Pfn1 = MiGetPfnEntry(Pfn);
+ ASSERT(Pfn1);
+ ASSERT_IS_ROS_PFN(Pfn1);
- ASSERT(Page->u3.e2.ReferenceCount != 0);
- Page->u3.e2.ReferenceCount--;
- if (Page->u3.e2.ReferenceCount == 0)
+ ASSERT(Pfn1->u3.e2.ReferenceCount != 0);
+ Pfn1->u3.e2.ReferenceCount--;
+ if (Pfn1->u3.e2.ReferenceCount == 0)
{
/* Mark the page temporarily as valid, we're going to make it free soon */
- Page->u3.e1.PageLocation = ActiveAndValid;
+ Pfn1->u3.e1.PageLocation = ActiveAndValid;
/* It's not a ROS PFN anymore */
- Page->u4.AweAllocation = FALSE;
- ExFreePoolWithTag(MI_GET_ROS_DATA(Page), 'RsPf');
- Page->RosMmData = 0;
+ Pfn1->u4.AweAllocation = FALSE;
/* Bring it back into the free list */
DPRINT("Legacy free: %lx\n", Pfn);
Pfn1->u4.AweAllocation = TRUE;
/* Allocate the extra ReactOS Data and zero it out */
- Pfn1->RosMmData = (LONG)ExAllocatePoolWithTag(NonPagedPool, sizeof(MMROSPFN), 'RsPf');
- ASSERT(MI_GET_ROS_DATA(Pfn1) != NULL);
- ASSERT_IS_ROS_PFN(Pfn1);
- MI_GET_ROS_DATA(Pfn1)->SwapEntry = 0;
- MI_GET_ROS_DATA(Pfn1)->RmapListHead = NULL;
+ Pfn1->u1.SwapEntry = 0;
+ Pfn1->RmapListHead = NULL;
return PfnOffset;
}