- Collapse MmInit1 into MmInitSystem.

- Check for ARM3-owned memory areas during a page fault, and crash the system as this shouldn't happen yet.
- Use portable PTE macro instead of setting the owner bit directly, fixing an ARM port build issue.


svn path=/trunk/; revision=43488

reactos/ntoskrnl/mm/ARM3/miarm.h

@@ -157,6 +157,22 @@ extern PVOID MiSessionSpaceEnd;
 extern ULONG MmSizeOfPagedPoolInBytes;
 extern PMMPTE MmSystemPagePtes;
 
+NTSTATUS
+NTAPI
+MmArmInitSystem(
+    IN ULONG Phase,
+    IN PLOADER_PARAMETER_BLOCK LoaderBlock
+);
+
+NTSTATUS
+NTAPI
+MmArmAccessFault(
+    IN BOOLEAN StoreInstruction,
+    IN PVOID Address,
+    IN KPROCESSOR_MODE Mode,
+    IN PVOID TrapInformation
+);
+
 VOID
 NTAPI
 MiInitializeArmPool(

reactos/ntoskrnl/mm/mmfault.c

@@ -12,6 +12,9 @@
 #define NDEBUG
 #include <debug.h>
 
+#define MODULE_INVOLVED_IN_ARM3
+#include "ARM3/miarm.h"
+
 /* PRIVATE FUNCTIONS **********************************************************/
 
 VOID
@@ -256,6 +259,8 @@ MmAccessFault(IN BOOLEAN StoreInstruction,
               IN KPROCESSOR_MODE Mode,
               IN PVOID TrapInformation)
 {
+    PMEMORY_AREA MemoryArea;
+
     /* Cute little hack for ROS */
     if ((ULONG_PTR)Address >= (ULONG_PTR)MmSystemRangeStart)
     {
@@ -269,6 +274,20 @@ MmAccessFault(IN BOOLEAN StoreInstruction,
 #endif
     }
     
+    //
+    // Check if this is an ARM3 memory area
+    //
+    MemoryArea = MmLocateMemoryAreaByAddress(MmGetKernelAddressSpace(), Address);
+    if ((MemoryArea) && (MemoryArea->Type == MEMORY_AREA_OWNED_BY_ARM3))
+    {
+        //
+        // Hand it off to more competent hands...
+        //
+        UNIMPLEMENTED;
+        KeBugCheckEx(MEMORY_AREA_OWNED_BY_ARM3, Mode, (ULONG_PTR)Address, 0, 0);
+        //return MmArmAccessFault(StoreInstruction, Address, Mode, TrapInformation);
+    }   
+
     /* Keep same old ReactOS Behaviour */
     if (StoreInstruction)
     {

reactos/ntoskrnl/mm/mminit.c

@@ -54,7 +54,6 @@ MM_STATS MmStats;
 PMMPTE MmSharedUserDataPte;
 PMMSUPPORT MmKernelAddressSpace;
 extern KMUTANT MmSystemLoadLock;
-extern ULONG MmBootImageSize;
 BOOLEAN MiDbgEnableMdDump =
 #ifdef _ARM_
 TRUE;
@@ -313,16 +312,18 @@ MiDbgDumpMemoryDescriptors(VOID)
     DPRINT1("Total: %08lX (%d MB)\n", TotalPages, (TotalPages * PAGE_SIZE) / 1024 / 1024);
 }
 
-NTSTATUS
+BOOLEAN
 NTAPI
-MmArmInitSystem(IN ULONG Phase,
-                IN PLOADER_PARAMETER_BLOCK LoaderBlock);
-
-VOID
-INIT_FUNCTION
-NTAPI
-MmInit1(VOID)
+MmInitSystem(IN ULONG Phase,
+             IN PLOADER_PARAMETER_BLOCK LoaderBlock)
 {
+    extern MMPTE HyperTemplatePte;
+    PMMPTE PointerPte;
+    MMPTE TempPte = HyperTemplatePte;
+    PFN_NUMBER PageFrameNumber;
+    
+    if (Phase == 0)
+    {
         /* Initialize the kernel address space */
         KeInitializeGuardedMutex(&PsGetCurrentProcess()->AddressCreationLock);
         MmKernelAddressSpace = MmGetCurrentAddressSpace();
@@ -360,22 +361,6 @@ MmInit1(VOID)
         
         /* Initialize working sets */
         MmInitializeMemoryConsumer(MC_USER, MmTrimUserMemory);
-}
-
-BOOLEAN
-NTAPI
-MmInitSystem(IN ULONG Phase,
-             IN PLOADER_PARAMETER_BLOCK LoaderBlock)
-{
-    extern MMPTE HyperTemplatePte;
-    PMMPTE PointerPte;
-    MMPTE TempPte = HyperTemplatePte;
-    PFN_NUMBER PageFrameNumber;
-    
-    if (Phase == 0)
-    {
-        /* Initialize Mm bootstrap */
-        MmInit1();
 
         /* Initialize the Loader Lock */
         KeInitializeMutant(&MmSystemLoadLock, FALSE);
@@ -422,7 +407,7 @@ MmInitSystem(IN ULONG Phase,
         //
         // Now write a copy of it
         //
-        TempPte.u.Hard.Owner = 1;
+        MI_MAKE_OWNER_PAGE(&TempPte);
         TempPte.u.Hard.PageFrameNumber = PageFrameNumber;
         *MmSharedUserDataPte = TempPte;