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[KMTESTS:MM] Fix MmReservedMapping test failures on PAE kernels.
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1 changed files with 57 additions and 19 deletions
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@ -1,33 +1,54 @@
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/*
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* PROJECT: ReactOS kernel-mode tests
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* LICENSE: LGPLv2.1+ - See COPYING.LIB in the top level directory
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* PURPOSE: Kernel-Mode Test Suite Reserved Mapping test
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* PROGRAMMER: Thomas Faber <thomas.faber@reactos.org>
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* PROJECT: ReactOS kernel-mode tests
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* LICENSE: LGPL-2.1-or-later (https://spdx.org/licenses/LGPL-2.1-or-later)
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* PURPOSE: Kernel-Mode Test Suite Reserved Mapping test
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* COPYRIGHT: Copyright 2015,2023 Thomas Faber (thomas.faber@reactos.org)
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* COPYRIGHT: Copyright 2015 Pierre Schweitzer (pierre@reactos.org)
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*/
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#include <kmt_test.h>
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static BOOLEAN g_IsPae;
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#ifdef _M_IX86
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#define IS_PAE() (g_IsPae)
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#define PTE_BASE 0xC0000000
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#define MiAddressToPte(x) \
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((PMMPTE)(((((ULONG)(x)) >> 12) << 2) + PTE_BASE))
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#define MiPteToAddress(_Pte) ((PVOID)((ULONG)(_Pte) << 10))
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#define MiAddressToPteX86(x) \
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((PULONG)(((((ULONG)(x)) >> 12) << 2) + PTE_BASE))
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#define MiAddressToPtePAE(x) \
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((PULONGLONG)(((((ULONG)(x)) >> 12) << 3) + PTE_BASE))
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#define GET_PTE_VALUE_X86(Addr) (*MiAddressToPteX86(Addr))
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#define GET_PTE_VALUE_PAE(Addr) (*MiAddressToPtePAE(Addr))
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#define GET_PTE_VALUE(Addr) (IS_PAE() ? GET_PTE_VALUE_PAE(Addr) : GET_PTE_VALUE_X86(Addr))
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#define PTE_IS_VALID(PteValue) ((PteValue) & 1)
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#define PTE_GET_PFN_X86(PteValue) (((PteValue) >> PAGE_SHIFT) & 0x0fffffULL)
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#define PTE_GET_PFN_PAE(PteValue) (((PteValue) >> PAGE_SHIFT) & 0xffffffULL)
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#define PTE_GET_PFN(PteValue) (IS_PAE() ? PTE_GET_PFN_PAE(PteValue) : PTE_GET_PFN_X86(PteValue))
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#elif defined(_M_AMD64)
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#define PTI_SHIFT 12L
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#define PTE_BASE 0xFFFFF68000000000ULL
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PMMPTE
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PULONGLONG
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FORCEINLINE
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_MiAddressToPte(PVOID Address)
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{
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ULONG64 Offset = (ULONG64)Address >> (PTI_SHIFT - 3);
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Offset &= 0xFFFFFFFFFULL << 3;
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return (PMMPTE)(PTE_BASE + Offset);
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return (PULONGLONG)(PTE_BASE + Offset);
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}
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#define MiAddressToPte(x) _MiAddressToPte((PVOID)(x))
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#define GET_PTE_VALUE(Addr) (*_MiAddressToPte((PVOID)(Addr)))
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#define PTE_IS_VALID(PteValue) ((PteValue) & 1)
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#define PTE_GET_PFN(PteValue) (((PteValue) >> PAGE_SHIFT) & 0xFffffffffULL)
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#endif
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static
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@ -54,30 +75,45 @@ ValidateMapping(
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{
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BOOLEAN Valid = TRUE;
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#if defined(_M_IX86) || defined(_M_AMD64)
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PMMPTE PointerPte;
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PUCHAR CurrentAddress;
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ULONGLONG PteValue;
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ULONG i;
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PointerPte = MiAddressToPte(BaseAddress);
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for (i = 0; i < ValidPtes; i++)
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{
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CurrentAddress = (PUCHAR)BaseAddress + i * PAGE_SIZE;
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PteValue = GET_PTE_VALUE(CurrentAddress);
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Valid = Valid &&
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ok(PointerPte[i].u.Hard.Valid == 1,
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"[%lu] PTE %p is not valid\n", i, &PointerPte[i]);
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ok(PTE_IS_VALID(PteValue),
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"[%lu] PTE for %p is not valid (0x%I64x)\n",
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i, CurrentAddress, PteValue);
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Valid = Valid &&
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ok(PointerPte[i].u.Hard.PageFrameNumber == Pfns[i],
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"[%lu] PTE %p has PFN %Ix, expected %Ix\n",
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i, &PointerPte[i], PointerPte[i].u.Hard.PageFrameNumber, Pfns[i]);
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ok(PTE_GET_PFN(PteValue) == Pfns[i],
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"[%lu] PTE for %p has PFN %Ix, expected %Ix\n",
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i, CurrentAddress, PTE_GET_PFN(PteValue), Pfns[i]);
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}
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for (; i < TotalPtes; i++)
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{
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CurrentAddress = (PUCHAR)BaseAddress + i * PAGE_SIZE;
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PteValue = GET_PTE_VALUE(CurrentAddress);
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Valid = Valid &&
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ok_eq_hex(PointerPte[i].u.Long, 0UL);
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ok(PteValue == 0,
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"[%lu] PTE for %p is nonzero (0x%I64x)\n",
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i, CurrentAddress, PteValue);
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}
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CurrentAddress = (PUCHAR)BaseAddress - 1 * PAGE_SIZE;
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PteValue = GET_PTE_VALUE(CurrentAddress);
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Valid = Valid &&
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ok_eq_tag(PointerPte[-1].u.Long, PoolTag & ~1);
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ok(PteValue == (PoolTag & ~1ULL),
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"PTE for %p contains 0x%I64x, expected %x\n",
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CurrentAddress, PteValue, PoolTag & ~1);
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CurrentAddress = (PUCHAR)BaseAddress - 2 * PAGE_SIZE;
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PteValue = GET_PTE_VALUE(CurrentAddress);
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Valid = Valid &&
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ok_eq_ulong(PointerPte[-2].u.Long, (TotalPtes + 2) * 2);
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ok(PteValue == (TotalPtes + 2) * 2,
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"PTE for %p contains 0x%I64x, expected %x\n",
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CurrentAddress, PteValue, (TotalPtes + 2) * 2);
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#endif
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return Valid;
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@ -244,6 +280,8 @@ START_TEST(MmReservedMapping)
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{
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PVOID Mapping;
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g_IsPae = ExIsProcessorFeaturePresent(PF_PAE_ENABLED);
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pMmAllocatePagesForMdlEx = KmtGetSystemRoutineAddress(L"MmAllocatePagesForMdlEx");
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/* one byte - single page */
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