audk/OvmfPkg/VirtHstiDxe/VirtHstiDxe.h

95 lines
1.9 KiB
C

/** @file
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#define VIRT_HSTI_SECURITY_FEATURE_SIZE 2
#define VIRT_HSTI_BYTE0_SMM_SMRAM_LOCK BIT0
#define VIRT_HSTI_BYTE0_SMM_SECURE_VARS_FLASH BIT1
#define VIRT_HSTI_BYTE0_READONLY_CODE_FLASH BIT2
typedef struct {
// ADAPTER_INFO_PLATFORM_SECURITY
UINT32 Version;
UINT32 Role;
CHAR16 ImplementationID[256];
UINT32 SecurityFeaturesSize;
// bitfields
UINT8 SecurityFeaturesRequired[VIRT_HSTI_SECURITY_FEATURE_SIZE];
UINT8 SecurityFeaturesImplemented[VIRT_HSTI_SECURITY_FEATURE_SIZE];
UINT8 SecurityFeaturesVerified[VIRT_HSTI_SECURITY_FEATURE_SIZE];
CHAR16 ErrorString[1];
} VIRT_ADAPTER_INFO_PLATFORM_SECURITY;
VOID
VirtHstiSetSupported (
VIRT_ADAPTER_INFO_PLATFORM_SECURITY *VirtHsti,
IN UINT32 ByteIndex,
IN UINT8 BitMask
);
BOOLEAN
VirtHstiIsSupported (
VIRT_ADAPTER_INFO_PLATFORM_SECURITY *VirtHsti,
IN UINT32 ByteIndex,
IN UINT8 BitMask
);
VOID
VirtHstiTestResult (
CHAR16 *ErrorMsg,
IN UINT32 ByteIndex,
IN UINT8 BitMask
);
/* QemuQ35.c */
VIRT_ADAPTER_INFO_PLATFORM_SECURITY *
VirtHstiQemuQ35Init (
VOID
);
VOID
VirtHstiQemuQ35Verify (
VOID
);
/* QemuPC.c */
VIRT_ADAPTER_INFO_PLATFORM_SECURITY *
VirtHstiQemuPCInit (
VOID
);
VOID
VirtHstiQemuPCVerify (
VOID
);
/* QemuCommon.c */
VOID
VirtHstiQemuCommonInit (
VIRT_ADAPTER_INFO_PLATFORM_SECURITY *VirtHsti
);
VOID
VirtHstiQemuCommonVerify (
VOID
);
/* Flash.c */
#define QEMU_FIRMWARE_FLASH_UNKNOWN 0
#define QEMU_FIRMWARE_FLASH_IS_ROM 1
#define QEMU_FIRMWARE_FLASH_IS_RAM 2
#define QEMU_FIRMWARE_FLASH_READ_ONLY 3
#define QEMU_FIRMWARE_FLASH_WRITABLE 4
UINT32
VirtHstiQemuFirmwareFlashCheck (
UINT32 Address
);