mirror of
https://github.com/reactos/reactos.git
synced 2024-12-28 10:04:49 +00:00
303 lines
9.6 KiB
C
303 lines
9.6 KiB
C
/*
|
|
* PROJECT: ReactOS Kernel
|
|
* LICENSE: GPL - See COPYING in the top level directory
|
|
* FILE: ntoskrnl/mm/mminit.c
|
|
* PURPOSE: Memory Manager Initialization
|
|
* PROGRAMMERS:
|
|
*/
|
|
|
|
/* INCLUDES ******************************************************************/
|
|
|
|
#include <ntoskrnl.h>
|
|
#define NDEBUG
|
|
#include <debug.h>
|
|
|
|
#define MODULE_INVOLVED_IN_ARM3
|
|
#include "ARM3/miarm.h"
|
|
|
|
/* GLOBALS *******************************************************************/
|
|
|
|
BOOLEAN Mm64BitPhysicalAddress = FALSE;
|
|
ULONG MmReadClusterSize;
|
|
//
|
|
// 0 | 1 is on/off paging, 2 is undocumented
|
|
//
|
|
UCHAR MmDisablePagingExecutive = 1; // Forced to off
|
|
PMMPTE MmSharedUserDataPte;
|
|
PMMSUPPORT MmKernelAddressSpace;
|
|
|
|
extern KEVENT MmWaitPageEvent;
|
|
extern FAST_MUTEX MiGlobalPageOperation;
|
|
extern LIST_ENTRY MiSegmentList;
|
|
extern NTSTATUS MiRosTrimCache(ULONG Target, ULONG Priority, PULONG NrFreed);
|
|
|
|
/* PRIVATE FUNCTIONS *********************************************************/
|
|
|
|
//
|
|
// Helper function to create initial memory areas.
|
|
// The created area is always read/write.
|
|
//
|
|
CODE_SEG("INIT")
|
|
VOID
|
|
NTAPI
|
|
MiCreateArm3StaticMemoryArea(PVOID BaseAddress, SIZE_T Size, BOOLEAN Executable)
|
|
{
|
|
const ULONG Protection = Executable ? PAGE_EXECUTE_READWRITE : PAGE_READWRITE;
|
|
PVOID pBaseAddress = BaseAddress;
|
|
PMEMORY_AREA MArea;
|
|
NTSTATUS Status;
|
|
|
|
Status = MmCreateMemoryArea(MmGetKernelAddressSpace(),
|
|
MEMORY_AREA_OWNED_BY_ARM3 | MEMORY_AREA_STATIC,
|
|
&pBaseAddress,
|
|
Size,
|
|
Protection,
|
|
&MArea,
|
|
0,
|
|
PAGE_SIZE);
|
|
ASSERT(Status == STATUS_SUCCESS);
|
|
// TODO: Perhaps it would be prudent to bugcheck here, not only assert?
|
|
}
|
|
|
|
CODE_SEG("INIT")
|
|
VOID
|
|
NTAPI
|
|
MiInitSystemMemoryAreas(VOID)
|
|
{
|
|
//
|
|
// Create all the static memory areas.
|
|
//
|
|
|
|
MmLockAddressSpace(MmGetKernelAddressSpace());
|
|
|
|
#ifdef _M_AMD64
|
|
// Reserved range FFFF800000000000 - FFFFF68000000000
|
|
MiCreateArm3StaticMemoryArea((PVOID)MI_REAL_SYSTEM_RANGE_START, PTE_BASE - MI_REAL_SYSTEM_RANGE_START, FALSE);
|
|
#endif /* _M_AMD64 */
|
|
|
|
// The loader mappings. The only Executable area.
|
|
MiCreateArm3StaticMemoryArea((PVOID)KSEG0_BASE, MmBootImageSize, TRUE);
|
|
|
|
// The PTE base
|
|
MiCreateArm3StaticMemoryArea((PVOID)PTE_BASE, PTE_TOP - PTE_BASE + 1, FALSE);
|
|
|
|
// Hyperspace
|
|
MiCreateArm3StaticMemoryArea((PVOID)HYPER_SPACE, HYPER_SPACE_END - HYPER_SPACE + 1, FALSE);
|
|
|
|
// Protect the PFN database
|
|
MiCreateArm3StaticMemoryArea(MmPfnDatabase, (MxPfnAllocation << PAGE_SHIFT), FALSE);
|
|
|
|
// ReactOS requires a memory area to keep the initial NP area off-bounds
|
|
MiCreateArm3StaticMemoryArea(MmNonPagedPoolStart, MmSizeOfNonPagedPoolInBytes, FALSE);
|
|
|
|
// System PTE space
|
|
MiCreateArm3StaticMemoryArea(MmNonPagedSystemStart, (MmNumberOfSystemPtes + 1) * PAGE_SIZE, FALSE);
|
|
|
|
// Nonpaged pool expansion space
|
|
MiCreateArm3StaticMemoryArea(MmNonPagedPoolExpansionStart, (ULONG_PTR)MmNonPagedPoolEnd - (ULONG_PTR)MmNonPagedPoolExpansionStart, FALSE);
|
|
|
|
// System view space
|
|
MiCreateArm3StaticMemoryArea(MiSystemViewStart, MmSystemViewSize, FALSE);
|
|
|
|
// Session space
|
|
MiCreateArm3StaticMemoryArea(MmSessionBase, (ULONG_PTR)MiSessionSpaceEnd - (ULONG_PTR)MmSessionBase, FALSE);
|
|
|
|
// Paged pool
|
|
MiCreateArm3StaticMemoryArea(MmPagedPoolStart, MmSizeOfPagedPoolInBytes, FALSE);
|
|
|
|
// Debugger mapping
|
|
MiCreateArm3StaticMemoryArea(MI_DEBUG_MAPPING, PAGE_SIZE, FALSE);
|
|
|
|
#if defined(_X86_)
|
|
// Reserved HAL area (includes KUSER_SHARED_DATA and KPCR)
|
|
MiCreateArm3StaticMemoryArea((PVOID)MM_HAL_VA_START, MM_HAL_VA_END - MM_HAL_VA_START + 1, FALSE);
|
|
#else /* _X86_ */
|
|
#ifndef _M_AMD64
|
|
// KPCR, one page per CPU. Only for 32-bit kernel.
|
|
MiCreateArm3StaticMemoryArea(PCR, PAGE_SIZE * KeNumberProcessors, FALSE);
|
|
#endif /* _M_AMD64 */
|
|
|
|
// KUSER_SHARED_DATA
|
|
MiCreateArm3StaticMemoryArea((PVOID)KI_USER_SHARED_DATA, PAGE_SIZE, FALSE);
|
|
#endif /* _X86_ */
|
|
|
|
MmUnlockAddressSpace(MmGetKernelAddressSpace());
|
|
}
|
|
|
|
CODE_SEG("INIT")
|
|
VOID
|
|
NTAPI
|
|
MiDbgDumpAddressSpace(VOID)
|
|
{
|
|
//
|
|
// Print the memory layout
|
|
//
|
|
DPRINT1(" 0x%p - 0x%p\t%s\n",
|
|
KSEG0_BASE,
|
|
(ULONG_PTR)KSEG0_BASE + MmBootImageSize,
|
|
"Boot Loaded Image");
|
|
DPRINT1(" 0x%p - 0x%p\t%s\n",
|
|
MmPfnDatabase,
|
|
(ULONG_PTR)MmPfnDatabase + (MxPfnAllocation << PAGE_SHIFT),
|
|
"PFN Database");
|
|
DPRINT1(" 0x%p - 0x%p\t%s\n",
|
|
MmNonPagedPoolStart,
|
|
(ULONG_PTR)MmNonPagedPoolStart + MmSizeOfNonPagedPoolInBytes,
|
|
"ARM3 Non Paged Pool");
|
|
DPRINT1(" 0x%p - 0x%p\t%s\n",
|
|
MiSystemViewStart,
|
|
(ULONG_PTR)MiSystemViewStart + MmSystemViewSize,
|
|
"System View Space");
|
|
DPRINT1(" 0x%p - 0x%p\t%s\n",
|
|
MmSessionBase,
|
|
MiSessionSpaceEnd,
|
|
"Session Space");
|
|
DPRINT1(" 0x%p - 0x%p\t%s\n",
|
|
PTE_BASE, PTE_TOP,
|
|
"Page Tables");
|
|
DPRINT1(" 0x%p - 0x%p\t%s\n",
|
|
PDE_BASE, PDE_TOP,
|
|
"Page Directories");
|
|
DPRINT1(" 0x%p - 0x%p\t%s\n",
|
|
HYPER_SPACE, HYPER_SPACE_END,
|
|
"Hyperspace");
|
|
DPRINT1(" 0x%p - 0x%p\t%s\n",
|
|
MmSystemCacheStart, MmSystemCacheEnd,
|
|
"System Cache");
|
|
DPRINT1(" 0x%p - 0x%p\t%s\n",
|
|
MmPagedPoolStart,
|
|
(ULONG_PTR)MmPagedPoolStart + MmSizeOfPagedPoolInBytes,
|
|
"ARM3 Paged Pool");
|
|
DPRINT1(" 0x%p - 0x%p\t%s\n",
|
|
MmNonPagedSystemStart, MmNonPagedPoolExpansionStart,
|
|
"System PTE Space");
|
|
DPRINT1(" 0x%p - 0x%p\t%s\n",
|
|
MmNonPagedPoolExpansionStart, MmNonPagedPoolEnd,
|
|
"Non Paged Pool Expansion PTE Space");
|
|
}
|
|
|
|
CODE_SEG("INIT")
|
|
NTSTATUS
|
|
NTAPI
|
|
MmInitBsmThread(VOID)
|
|
{
|
|
NTSTATUS Status;
|
|
OBJECT_ATTRIBUTES ObjectAttributes;
|
|
HANDLE ThreadHandle;
|
|
|
|
/* Create the thread */
|
|
InitializeObjectAttributes(&ObjectAttributes, NULL, 0, NULL, NULL);
|
|
Status = PsCreateSystemThread(&ThreadHandle,
|
|
THREAD_ALL_ACCESS,
|
|
&ObjectAttributes,
|
|
NULL,
|
|
NULL,
|
|
KeBalanceSetManager,
|
|
NULL);
|
|
|
|
/* Close the handle and return status */
|
|
ZwClose(ThreadHandle);
|
|
return Status;
|
|
}
|
|
|
|
CODE_SEG("INIT")
|
|
BOOLEAN
|
|
NTAPI
|
|
MmInitSystem(IN ULONG Phase,
|
|
IN PLOADER_PARAMETER_BLOCK LoaderBlock)
|
|
{
|
|
extern MMPTE ValidKernelPte;
|
|
PMMPTE PointerPte;
|
|
MMPTE TempPte = ValidKernelPte;
|
|
PFN_NUMBER PageFrameNumber;
|
|
PLIST_ENTRY ListEntry;
|
|
PLDR_DATA_TABLE_ENTRY DataTableEntry;
|
|
|
|
/* Initialize the kernel address space */
|
|
ASSERT(Phase == 1);
|
|
|
|
#ifdef NEWCC
|
|
InitializeListHead(&MiSegmentList);
|
|
ExInitializeFastMutex(&MiGlobalPageOperation);
|
|
KeInitializeEvent(&MmWaitPageEvent, SynchronizationEvent, FALSE);
|
|
// Until we're fully demand paged, we can do things the old way through
|
|
// the balance manager
|
|
// CcInitView will override this...
|
|
MmInitializeMemoryConsumer(MC_CACHE, MiRosTrimCache);
|
|
#else
|
|
KeInitializeEvent(&MmWaitPageEvent, SynchronizationEvent, FALSE);
|
|
#endif
|
|
|
|
MmKernelAddressSpace = &PsIdleProcess->Vm;
|
|
|
|
/* Intialize system memory areas */
|
|
MiInitSystemMemoryAreas();
|
|
|
|
/* Dump the address space */
|
|
MiDbgDumpAddressSpace();
|
|
|
|
MmInitGlobalKernelPageDirectory();
|
|
MmInitializeMemoryConsumer(MC_USER, MmTrimUserMemory);
|
|
MmInitializeRmapList();
|
|
MmInitSectionImplementation();
|
|
MmInitPagingFile();
|
|
|
|
//
|
|
// Create a PTE to double-map the shared data section. We allocate it
|
|
// from paged pool so that we can't fault when trying to touch the PTE
|
|
// itself (to map it), since paged pool addresses will already be mapped
|
|
// by the fault handler.
|
|
//
|
|
MmSharedUserDataPte = ExAllocatePoolWithTag(PagedPool,
|
|
sizeof(MMPTE),
|
|
TAG_MM);
|
|
if (!MmSharedUserDataPte) return FALSE;
|
|
|
|
//
|
|
// Now get the PTE for shared data, and read the PFN that holds it
|
|
//
|
|
PointerPte = MiAddressToPte((PVOID)KI_USER_SHARED_DATA);
|
|
ASSERT(PointerPte->u.Hard.Valid == 1);
|
|
PageFrameNumber = PFN_FROM_PTE(PointerPte);
|
|
|
|
/* Build the PTE and write it */
|
|
MI_MAKE_HARDWARE_PTE_KERNEL(&TempPte,
|
|
PointerPte,
|
|
MM_READONLY,
|
|
PageFrameNumber);
|
|
*MmSharedUserDataPte = TempPte;
|
|
|
|
/* Initialize session working set support */
|
|
MiInitializeSessionWsSupport();
|
|
|
|
/* Setup session IDs */
|
|
MiInitializeSessionIds();
|
|
|
|
/* Setup the memory threshold events */
|
|
if (!MiInitializeMemoryEvents()) return FALSE;
|
|
|
|
/*
|
|
* Unmap low memory
|
|
*/
|
|
MiInitBalancerThread();
|
|
|
|
/* Initialize the balance set manager */
|
|
MmInitBsmThread();
|
|
|
|
/* Loop the boot loaded images (under lock) */
|
|
ExAcquireResourceExclusiveLite(&PsLoadedModuleResource, TRUE);
|
|
for (ListEntry = PsLoadedModuleList.Flink;
|
|
ListEntry != &PsLoadedModuleList;
|
|
ListEntry = ListEntry->Flink)
|
|
{
|
|
/* Get the data table entry */
|
|
DataTableEntry = CONTAINING_RECORD(ListEntry, LDR_DATA_TABLE_ENTRY, InLoadOrderLinks);
|
|
|
|
/* Set up the image protection */
|
|
MiWriteProtectSystemImage(DataTableEntry->DllBase);
|
|
}
|
|
ExReleaseResourceLite(&PsLoadedModuleResource);
|
|
|
|
return TRUE;
|
|
}
|
|
|