[tkreuzer] 44174: - Get rid of the MmGlobalKernelPageDirectory hack. It's not going to be used on amd64. Instead set up a total of 256 (1MB) shared PDPs in the PML4. - Partly implement phase 1 of MmArmInitSystem - Fix MiPteToAddress - Fix MmSystemRangeStart
Author: tkreuzer Date: Sun Nov 15 17:10:52 2009 New Revision: 44174
URL: http://svn.reactos.org/svn/reactos?rev=44174&view=rev Log: - Get rid of the MmGlobalKernelPageDirectory hack. It's not going to be used on amd64. Instead set up a total of 256 (1MB) shared PDPs in the PML4. - Partly implement phase 1 of MmArmInitSystem - Fix MiPteToAddress - Fix MmSystemRangeStart
Modified: branches/ros-amd64-bringup/reactos/ntoskrnl/include/internal/amd64/mm.h branches/ros-amd64-bringup/reactos/ntoskrnl/mm/amd64/init.c branches/ros-amd64-bringup/reactos/ntoskrnl/mm/amd64/page.c
Modified: branches/ros-amd64-bringup/reactos/ntoskrnl/include/internal/amd64/mm.h URL: http://svn.reactos.org/svn/reactos/branches/ros-amd64-bringup/reactos/ntoskr... ============================================================================== --- branches/ros-amd64-bringup/reactos/ntoskrnl/include/internal/amd64/mm.h [iso-8859-1] (original) +++ branches/ros-amd64-bringup/reactos/ntoskrnl/include/internal/amd64/mm.h [iso-8859-1] Sun Nov 15 17:10:52 2009 @@ -14,15 +14,15 @@ #define HYPER_SPACE_END 0xFFFFF77FFFFFFFFFULL #define MI_SESSION_VIEW_END (PVOID)0xFFFFF97FFF000000ULL #define MI_SESSION_SPACE_END (PVOID)0xFFFFF98000000000ULL - +#define MI_SYSTEM_PTE_START (PVOID)0xFFFFFAA000000000ULL #define MI_PAGED_POOL_START (PVOID)0xFFFFFA8000000000ULL - #define MI_NON_PAGED_SYSTEM_START_MIN 0xFFFFFAA000000000ULL #define MI_NONPAGED_POOL_END (PVOID)0xFFFFFAE000000000ULL - #define MI_DEBUG_MAPPING (PVOID)0xFFFFFFFF80000000ULL // FIXME +#define MI_HIGHEST_SYSTEM_ADDRESS (PVOID)0xFFFFFFFFFFFFFFFFULL
+#define MI_NUMBER_SYSTEM_PTES 22000
PULONG64 FORCEINLINE @@ -68,7 +68,16 @@ }
/* Convert a PTE into a corresponding address */ -#define MiPteToAddress(PTE) ((PVOID)((ULONG64)(PTE) << 9)) +PVOID +FORCEINLINE +MiPteToAddress(PMMPTE Pte) +{ + /* Use signed math */ + LONG64 Temp = (LONG64)Pte; + Temp <<= 25; + Temp >>= 16; + return (PVOID)Temp; +}
//#define ADDR_TO_PAGE_TABLE(v) (((ULONG)(v)) / (1024 * PAGE_SIZE)) //#define ADDR_TO_PDE_OFFSET(v) ((((ULONG)(v)) / (1024 * PAGE_SIZE))) @@ -78,6 +87,22 @@ #define VAtoPPI(va) ((((ULONG64)va) >> PPI_SHIFT) & 0x1FF) #define VAtoPDI(va) ((((ULONG64)va) >> PDI_SHIFT) & 0x1FF) #define VAtoPTI(va) ((((ULONG64)va) >> PTI_SHIFT) & 0x1FF) + +/* We don't use these hacks */ +VOID +FORCEINLINE +MmUpdatePageDir(PEPROCESS Process, PVOID Address, ULONG Size) +{ + /* Nothing to do */ +} + +VOID +FORCEINLINE +MmInitGlobalKernelPageDirectory(VOID) +{ + /* Nothing to do */ +} +
/// MIARM.H
Modified: branches/ros-amd64-bringup/reactos/ntoskrnl/mm/amd64/init.c URL: http://svn.reactos.org/svn/reactos/branches/ros-amd64-bringup/reactos/ntoskr... ============================================================================== --- branches/ros-amd64-bringup/reactos/ntoskrnl/mm/amd64/init.c [iso-8859-1] (original) +++ branches/ros-amd64-bringup/reactos/ntoskrnl/mm/amd64/init.c [iso-8859-1] Sun Nov 15 17:10:52 2009 @@ -5,12 +5,13 @@ * PURPOSE: Memory Manager Initialization for amd64 * * PROGRAMMERS: Timo kreuzer (timo.kreuzer@reactos.org) + * ReactOS Portable Systems Group */
/* INCLUDES ***************************************************************/
#include <ntoskrnl.h> -#define NDEBUG +//#define NDEBUG #include <debug.h>
#include "../ARM3/miarm.h" @@ -21,7 +22,7 @@
ULONG64 MmUserProbeAddress = 0x7FFFFFF0000ULL; PVOID MmHighestUserAddress = (PVOID)0x7FFFFFEFFFFULL; -PVOID MmSystemRangeStart = (PVOID)KSEG0_BASE; // FFFF080000000000 +PVOID MmSystemRangeStart = (PVOID)0xFFFF080000000000ULL;
/* Size of session view, pool, and image */ ULONG64 MmSessionSize = MI_SESSION_SIZE; @@ -346,7 +347,7 @@ MmSystemViewSize);
/* Use the default */ - MmNumberOfSystemPtes = 22000; + MmNumberOfSystemPtes = MI_NUMBER_SYSTEM_PTES;
ASSERT(MiSessionViewEnd <= MiSessionImageStart); ASSERT(MmSessionBase <= MiSessionPoolStart); @@ -357,6 +358,7 @@ { ULONG64 PageFrameOffset; PMMPTE Pte, StartPte, EndPte; + MMPTE TmpPte;
/* Get current directory base */ PageFrameOffset = ((PMMPTE)PXE_SELFMAP)->u.Hard.PageFrameNumber << PAGE_SHIFT; @@ -366,22 +368,54 @@ PsGetCurrentProcess()->Pcb.DirectoryTableBase[0] = PageFrameOffset;
/* HACK: don't use freeldr debug print anymore */ - FrLdrDbgPrint = NoDbgPrint; +// FrLdrDbgPrint = NoDbgPrint;
/* Clear user mode mappings in PML4 */ StartPte = MiAddressToPxe(0); EndPte = MiAddressToPxe(MmHighestUserAddress);
+ /* Loop the user mode PXEs */ for (Pte = StartPte; Pte <= EndPte; Pte++) { - /* Zero the pte */ - Pte->u.Long = 0; + /* Zero the PXE */ +// Pte->u.Long = 0; + } + + /* Setup a template PTE */ + TmpPte.u.Long = 0; + TmpPte.u.Flush.Valid = 1; + TmpPte.u.Flush.Write = 1; + + HyperTemplatePte = TmpPte; + + /* Create PDPTs (1MB total) for shared system address space */ + StartPte = MiAddressToPxe(MmSystemRangeStart); + EndPte = MiAddressToPxe(MI_HIGHEST_SYSTEM_ADDRESS); + + /* Loop the system space PXEs */ + for (Pte = StartPte; Pte <= EndPte; Pte++) + { + /* Is the PXE already valid? */ + if (!Pte->u.Hard.Valid) + { + /* It's not Initialize it, creating a PDPT. */ + TmpPte.u.Flush.PageFrameNumber = MxGetNextPage(1); + *Pte = TmpPte; + + /* Zero the page. The PXE is the PTE for the PDPT. */ + RtlZeroMemory(MiPteToAddress(Pte), PAGE_SIZE); + } }
/* Flush the TLB */ KeFlushCurrentTb();
- /* Setup debug mapping pte */ + /* Setup the mapping PTEs */ + MmFirstReservedMappingPte = MxGetPte((PVOID)MI_MAPPING_RANGE_START); + MmFirstReservedMappingPte->u.Hard.PageFrameNumber = MI_HYPERSPACE_PTES; + MmLastReservedMappingPte = MiAddressToPte((PVOID)MI_MAPPING_RANGE_END); + + /* Setup debug mapping PTE */ MmDebugPte = MxGetPte(MI_DEBUG_MAPPING); }
@@ -500,12 +534,84 @@ MxGetPte(Address)->u.Long = 0; }
-//DPRINT1("MmNonPagedPoolStart = %p, Pte=%p \n", MmNonPagedPoolStart, MiAddressToPte(MmNonPagedPoolStart)); /* Sanity check */ ASSERT(MiAddressToPte(MmNonPagedSystemStart) < MiAddressToPte(MmNonPagedPoolExpansionStart));
} + +PPHYSICAL_MEMORY_DESCRIPTOR +NTAPI +MmInitializeMemoryLimits(IN PLOADER_PARAMETER_BLOCK LoaderBlock, + IN PBOOLEAN IncludeType) +{ + UNIMPLEMENTED; + return 0; +} + +VOID +NTAPI +MiBuildPhysicalMemoryBlock(IN PLOADER_PARAMETER_BLOCK LoaderBlock) +{ + BOOLEAN IncludeType[LoaderMaximum]; + PPHYSICAL_MEMORY_RUN Run; + PULONG Bitmap; + ULONG Size, i; + + /* Instantiate memory that we don't consider RAM/usable */ + for (i = 0; i < LoaderMaximum; i++) IncludeType[i] = TRUE; + IncludeType[LoaderBad] = FALSE; + IncludeType[LoaderFirmwarePermanent] = FALSE; + IncludeType[LoaderSpecialMemory] = FALSE; + IncludeType[LoaderBBTMemory] = FALSE; + + /* Build the physical memory block */ + MmPhysicalMemoryBlock = MmInitializeMemoryLimits(LoaderBlock, IncludeType); + + /* Calculate size for the PFN bitmap */ + Size = (MmHighestPhysicalPage + sizeof(ULONG)) / sizeof(ULONG); + + /* Allocate the PFN bitmap */ + Bitmap = ExAllocatePoolWithTag(NonPagedPool, Size, ' mM'); + if (!Bitmap) + { + /* This is critical */ + KeBugCheckEx(INSTALL_MORE_MEMORY, + MmNumberOfPhysicalPages, + MmLowestPhysicalPage, + MmHighestPhysicalPage, + 0x101); + } + + /* Initialize it and clear all the bits to begin with */ + RtlInitializeBitMap(&MiPfnBitMap, Bitmap, MmHighestPhysicalPage + 1); + RtlClearAllBits(&MiPfnBitMap); + + /* Loop physical memory runs */ + for (i = 0; i < MmPhysicalMemoryBlock->NumberOfRuns; i++) + { + /* Get the run */ + Run = &MmPhysicalMemoryBlock->Run[i]; + DPRINT("PHYSICAL RAM [0x%08p to 0x%08p]\n", + Run->BasePage << PAGE_SHIFT, + (Run->BasePage + Run->PageCount) << PAGE_SHIFT); + + /* Make sure it has pages inside it */ + if (Run->PageCount) + { + /* Set the bits in the PFN bitmap */ + RtlSetBits(&MiPfnBitMap, Run->BasePage, Run->PageCount); + } + } +} + +VOID +NTAPI +MiBuildPagedPool(VOID) +{ + UNIMPLEMENTED; +} +
NTSTATUS NTAPI @@ -543,11 +649,39 @@ } else if (Phase == 1) { + PMMPTE Pte; + ULONG OldCount; + PPHYSICAL_MEMORY_RUN Run; + + __debugbreak(); + /* The PFN database was created, restore the free descriptor */ *MxFreeDescriptor = MxOldFreeDescriptor;
- ASSERT(FALSE); - + __debugbreak(); + + /* Initialize the nonpaged pool */ + InitializePool(NonPagedPool, 0); + +#if 0 + /* Create the system PTE space */ + Pte = MiAddressToPte(MI_SYSTEM_PTE_START); + MiInitializeSystemPtes(Pte, MmNumberOfSystemPtes, SystemPteSpace); + + /* Reserve system PTEs for zeroing PTEs and clear them */ + MiFirstReservedZeroingPte = MiReserveSystemPtes(MI_ZERO_PTES, + SystemPteSpace); + RtlZeroMemory(MiFirstReservedZeroingPte, MI_ZERO_PTES * sizeof(MMPTE)); + + /* Set the counter to maximum */ + MiFirstReservedZeroingPte->u.Hard.PageFrameNumber = MI_ZERO_PTES - 1; +#endif + + /* Build the physical memory block */ + MiBuildPhysicalMemoryBlock(LoaderBlock); + + /* Size up paged pool and build the shadow system page directory */ + MiBuildPagedPool(); }
return STATUS_SUCCESS;
Modified: branches/ros-amd64-bringup/reactos/ntoskrnl/mm/amd64/page.c URL: http://svn.reactos.org/svn/reactos/branches/ros-amd64-bringup/reactos/ntoskr... ============================================================================== --- branches/ros-amd64-bringup/reactos/ntoskrnl/mm/amd64/page.c [iso-8859-1] (original) +++ branches/ros-amd64-bringup/reactos/ntoskrnl/mm/amd64/page.c [iso-8859-1] Sun Nov 15 17:10:52 2009 @@ -22,9 +22,6 @@
/* GLOBALS *****************************************************************/
-ULONG64 MmGlobalKernelPageDirectory[512]; -ULONG Ke386GlobalPagesEnabled = 0; -
/* PRIVATE FUNCTIONS *******************************************************/
@@ -434,84 +431,6 @@ return STATUS_UNSUCCESSFUL; }
-VOID -NTAPI -MmUpdatePageDir(PEPROCESS Process, PVOID Address, ULONG Size) -{ - ULONG StartIndex, EndIndex, Index; - PMMPTE Pte; - - /* Sanity check */ - if (Address < MmSystemRangeStart) - { - KeBugCheck(0); - } - - /* Get pointer to the page directory to update */ - if (Process && Process != PsGetCurrentProcess()) - { -// Pte = MmCreateHyperspaceMapping(PTE_TO_PFN(Process->Pcb.DirectoryTableBase[0])); - } - else - { - Pte = (PMMPTE)PXE_BASE; - } - - /* Update PML4 entries */ - StartIndex = VAtoPXI(Address); - EndIndex = VAtoPXI((ULONG64)Address + Size - 1); - for (Index = StartIndex; Index <= EndIndex; Index++) - { - if (Index != VAtoPXI(PXE_BASE)) - { - InterlockedCompareExchange64(&Pte[Index].u.Long, - MmGlobalKernelPageDirectory[Index], - 0); - if (!MiIsHyperspaceAddress(Pte)) - __invlpg((PVOID)((ULONG64)Index * PAGE_SIZE)); - } - } - - if (MiIsHyperspaceAddress(Pte)) - MmDeleteHyperspaceMapping((PVOID)PAGE_ROUND_DOWN(Pte)); -} - -VOID -INIT_FUNCTION -NTAPI -MmInitGlobalKernelPageDirectory(VOID) -{ - PULONG64 CurrentPageDirectory = (PULONG64)PXE_BASE; - MMPTE Pte; - ULONG i; - - /* Setup template pte */ - HyperTemplatePte.u.Long = 0; - HyperTemplatePte.u.Hard.Valid = 1; - HyperTemplatePte.u.Hard.Write = 1; - HyperTemplatePte.u.Hard.Dirty = 1; - HyperTemplatePte.u.Hard.Accessed = 1; - if (Ke386GlobalPagesEnabled) - HyperTemplatePte.u.Hard.Global = 1; - - for (i = VAtoPXI(MmSystemRangeStart); i < 512; i++) - { - if ((i < VAtoPXI(PTE_BASE) || i > VAtoPXI(PTE_TOP)) && - (i < VAtoPXI(HYPER_SPACE) || i > VAtoPXI(HYPER_SPACE_END)) && - MmGlobalKernelPageDirectory[i] == 0 && - CurrentPageDirectory[i] != 0) - { - Pte.u.Long = CurrentPageDirectory[i]; - if (Ke386GlobalPagesEnabled) - { - Pte.u.Hard.Global = 1; - CurrentPageDirectory[i] = Pte.u.Hard.Global; - } - MmGlobalKernelPageDirectory[i] = Pte.u.Hard.Global; - } - } -} - NTSTATUS NTAPI MmInitializeHandBuiltProcess(IN PEPROCESS Process,
-
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