X-Git-Url: https://git.proxmox.com/?a=blobdiff_plain;f=UefiCpuPkg%2FPiSmmCpuDxeSmm%2FPiSmmCpuDxeSmm.h;h=e3c7cff81cc232053a537493e29d466f3ffa390d;hb=8a2e1a9d54ee7316c48111b1f216a568791b2da2;hp=69c54fbee6e91afba0e7685be6be80fd23e19bab;hpb=d2fc7711136a13ea3ea8e00de6d9651507b8ed50;p=mirror_edk2.git diff --git a/UefiCpuPkg/PiSmmCpuDxeSmm/PiSmmCpuDxeSmm.h b/UefiCpuPkg/PiSmmCpuDxeSmm/PiSmmCpuDxeSmm.h index 69c54fbee6..e3c7cff81c 100644 --- a/UefiCpuPkg/PiSmmCpuDxeSmm/PiSmmCpuDxeSmm.h +++ b/UefiCpuPkg/PiSmmCpuDxeSmm/PiSmmCpuDxeSmm.h @@ -1,7 +1,9 @@ /** @file Agent Module to load other modules to deploy SMM Entry Vector for X86 CPU. -Copyright (c) 2009 - 2016, Intel Corporation. All rights reserved.
+Copyright (c) 2009 - 2018, Intel Corporation. All rights reserved.
+Copyright (c) 2017, AMD Incorporated. All rights reserved.
+ This program and the accompanying materials are licensed and made available under the terms and conditions of the BSD License which accompanies this distribution. The full text of the license may be found at @@ -23,8 +25,10 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. #include #include #include +#include #include +#include #include #include @@ -42,6 +46,7 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. #include #include #include +#include #include #include #include @@ -103,6 +108,8 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. #define PAGING_2M_ADDRESS_MASK_64 0x000FFFFFFFE00000ull #define PAGING_1G_ADDRESS_MASK_64 0x000FFFFFC0000000ull +#define SMRR_MAX_ADDRESS BASE_4GB + typedef enum { PageNone, Page4K, @@ -184,7 +191,6 @@ extern EFI_SMM_CPU_PROTOCOL mSmmCpu; /// extern UINT8 mSmmSaveStateRegisterLma; - // // SMM CPU Protocol function prototypes. // @@ -291,23 +297,14 @@ WriteSaveStateRegister ( IN CONST VOID *Buffer ); -// -// -// -typedef struct { - UINT32 Offset; - UINT16 Segment; - UINT16 Reserved; -} IA32_FAR_ADDRESS; - -extern IA32_FAR_ADDRESS gSmmJmpAddr; - extern CONST UINT8 gcSmmInitTemplate[]; extern CONST UINT16 gcSmmInitSize; -extern UINT32 gSmmCr0; -extern UINT32 gSmmCr3; -extern UINT32 gSmmCr4; -extern UINTN gSmmInitStack; +X86_ASSEMBLY_PATCH_LABEL gPatchSmmCr0; +extern UINT32 mSmmCr0; +X86_ASSEMBLY_PATCH_LABEL gPatchSmmCr3; +extern UINT32 mSmmCr4; +X86_ASSEMBLY_PATCH_LABEL gPatchSmmCr4; +X86_ASSEMBLY_PATCH_LABEL gPatchSmmInitStack; /** Semaphore operation for all processor relocate SMMBase. @@ -414,6 +411,14 @@ extern UINTN mSemaphoreSize; extern SPIN_LOCK *mPFLock; extern SPIN_LOCK *mConfigSmmCodeAccessCheckLock; extern SPIN_LOCK *mMemoryMappedLock; +extern EFI_SMRAM_DESCRIPTOR *mSmmCpuSmramRanges; +extern UINTN mSmmCpuSmramRangeCount; +extern UINT8 mPhysicalAddressBits; + +// +// Copy of the PcdPteMemoryEncryptionAddressOrMask +// +extern UINT64 mAddressEncMask; /** Create 4G PageTable in SMRAM. @@ -497,14 +502,6 @@ InitGdt ( OUT UINTN *GdtStepSize ); -/** - This function sets GDT/IDT buffer to be RO and XP. -**/ -VOID -PatchGdtIdtMap ( - VOID - ); - /** Register the SMM Foundation entry point. @@ -684,8 +681,8 @@ SmmRelocateBases ( VOID EFIAPI SmiPFHandler ( - IN EFI_EXCEPTION_TYPE InterruptType, - IN EFI_SYSTEM_CONTEXT SystemContext + IN EFI_EXCEPTION_TYPE InterruptType, + IN EFI_SYSTEM_CONTEXT SystemContext ); /** @@ -1057,4 +1054,116 @@ TransferApToSafeState ( IN UINTN NumberToFinishAddress ); +/** + This function set given attributes of the memory region specified by + BaseAddress and Length. + + @param This The EDKII_SMM_MEMORY_ATTRIBUTE_PROTOCOL instance. + @param BaseAddress The physical address that is the start address of + a memory region. + @param Length The size in bytes of the memory region. + @param Attributes The bit mask of attributes to set for the memory + region. + + @retval EFI_SUCCESS The attributes were set for the memory region. + @retval EFI_INVALID_PARAMETER Length is zero. + Attributes specified an illegal combination of + attributes that cannot be set together. + @retval EFI_UNSUPPORTED The processor does not support one or more + bytes of the memory resource range specified + by BaseAddress and Length. + The bit mask of attributes is not supported for + the memory resource range specified by + BaseAddress and Length. + +**/ +EFI_STATUS +EFIAPI +EdkiiSmmSetMemoryAttributes ( + IN EDKII_SMM_MEMORY_ATTRIBUTE_PROTOCOL *This, + IN EFI_PHYSICAL_ADDRESS BaseAddress, + IN UINT64 Length, + IN UINT64 Attributes + ); + +/** + This function clears given attributes of the memory region specified by + BaseAddress and Length. + + @param This The EDKII_SMM_MEMORY_ATTRIBUTE_PROTOCOL instance. + @param BaseAddress The physical address that is the start address of + a memory region. + @param Length The size in bytes of the memory region. + @param Attributes The bit mask of attributes to clear for the memory + region. + + @retval EFI_SUCCESS The attributes were cleared for the memory region. + @retval EFI_INVALID_PARAMETER Length is zero. + Attributes specified an illegal combination of + attributes that cannot be cleared together. + @retval EFI_UNSUPPORTED The processor does not support one or more + bytes of the memory resource range specified + by BaseAddress and Length. + The bit mask of attributes is not supported for + the memory resource range specified by + BaseAddress and Length. + +**/ +EFI_STATUS +EFIAPI +EdkiiSmmClearMemoryAttributes ( + IN EDKII_SMM_MEMORY_ATTRIBUTE_PROTOCOL *This, + IN EFI_PHYSICAL_ADDRESS BaseAddress, + IN UINT64 Length, + IN UINT64 Attributes + ); + +/** + This function retrieves the attributes of the memory region specified by + BaseAddress and Length. If different attributes are got from different part + of the memory region, EFI_NO_MAPPING will be returned. + + @param This The EDKII_SMM_MEMORY_ATTRIBUTE_PROTOCOL instance. + @param BaseAddress The physical address that is the start address of + a memory region. + @param Length The size in bytes of the memory region. + @param Attributes Pointer to attributes returned. + + @retval EFI_SUCCESS The attributes got for the memory region. + @retval EFI_INVALID_PARAMETER Length is zero. + Attributes is NULL. + @retval EFI_NO_MAPPING Attributes are not consistent cross the memory + region. + @retval EFI_UNSUPPORTED The processor does not support one or more + bytes of the memory resource range specified + by BaseAddress and Length. + +**/ +EFI_STATUS +EFIAPI +EdkiiSmmGetMemoryAttributes ( + IN EDKII_SMM_MEMORY_ATTRIBUTE_PROTOCOL *This, + IN EFI_PHYSICAL_ADDRESS BaseAddress, + IN UINT64 Length, + IN UINT64 *Attributes + ); + +/** + This function fixes up the address of the global variable or function + referred in SmmInit assembly files to be the absoute address. +**/ +VOID +EFIAPI +PiSmmCpuSmmInitFixupAddress ( + ); + +/** + This function fixes up the address of the global variable or function + referred in SmiEntry assembly files to be the absoute address. +**/ +VOID +EFIAPI +PiSmmCpuSmiEntryFixupAddress ( + ); + #endif