diff options
Diffstat (limited to 'Include/Protocol/SecSmiFlash.h')
| -rw-r--r-- | Include/Protocol/SecSmiFlash.h | 165 |
1 files changed, 165 insertions, 0 deletions
diff --git a/Include/Protocol/SecSmiFlash.h b/Include/Protocol/SecSmiFlash.h new file mode 100644 index 0000000..4c8d7bc --- /dev/null +++ b/Include/Protocol/SecSmiFlash.h @@ -0,0 +1,165 @@ +//********************************************************************** +//********************************************************************** +//** ** +//** (C)Copyright 1985-2014, American Megatrends, Inc. ** +//** ** +//** All Rights Reserved. ** +//** ** +//** 5555 Oakbrook Parkway, Suite 200, Norcross, GA 30093 ** +//** ** +//** Phone: (770)-246-8600 ** +//** ** +//********************************************************************** +//********************************************************************** + +//********************************************************************** +// $Header: /Alaska/SOURCE/Modules/SecureFlashPkg/SecureSmiFlash/SecSmiFlash.h 8 3/18/14 3:10p Alexp $ +// +// $Revision: 8 $ +// +// $Date: 3/18/14 3:10p $ +//********************************************************************** +// Revision History +// ---------------- +// $Log: /Alaska/SOURCE/Modules/SecureFlashPkg/SecureSmiFlash/SecSmiFlash.h $ +// +// 8 3/18/14 3:10p Alexp +// change year to 2014 in ftr & hdr +// +// 7 6/12/13 3:53p Alexp +// CapsuleValidate() made external function in SecSmiFlash API +// +// 6 5/18/12 3:55p Alexp +// Add pointer to local copy of *RomLayout table inside Sec Smi Flash +// Protocol table +// +// 5 2/03/12 2:41p Alexp +// Use SHA256 Hash for Hash table +// +// 4 1/18/12 5:39p Alexp +// add defines SEC_FLASH_HASH_TBL_BLOCK_COUNT/SEC_FLASH_HASH_TBL_SIZE +// +// 3 1/13/12 4:29p Alexp +// cleaned up comments +// +// 2 11/03/11 6:45p Alexp +// define Afu Flash page as SDL token: AFU_FLASH_PAGE_SIZE +// +// 4 5/25/11 8:32p Alexp +// change FSHandle from *UINT32 to UINT32 +// +// 8 4/22/11 4:36p Alexp +// hardwire sw smi codes for Sec SMI. +// +// 6 4/18/11 7:20p Alexp +// change HashTable to Sha1. Temp solution. may remove table as not +// practical +// +// 5 4/13/11 7:09p Alexp +// enhanced Protocol with local poijters to HashTbl, Capsule, FSHandle +// +// 3 4/11/11 2:11p Alexp +// -Revision 12 and upper to support "Installed" field in Flash Info as +// bit mask +// -Add support for new CApsule SigningCert header +// - Replace PKpub with new FW Sign key as a root Platform key to verify +// Capsule Sig with +//********************************************************************** + +#ifndef _EFI_SEC_SMI_FLASH_H_ +#define _EFI_SEC_SMI_FLASH_H_ + +#include <RomLayout.h> +#include <Protocol/Hash.h> +#include <Protocol/AmiDigitalSignature.h> +#include <BaseCryptLib.h> +#include <FlashUpd.h> +#include <Protocol/SmiFlash.h> +#include "AmiCertificate.h" + +// {3BF4AF16-AB7C-4b43-898D-AB26AC5DDC6C} +#define EFI_SEC_SMI_FLASH_GUID \ +{ 0x3bf4af16, 0xab7c, 0x4b43, { 0x89, 0x8d, 0xab, 0x26, 0xac, 0x5d, 0xdc, 0x6c } } + +GUID_VARIABLE_DECLARATION(gSecureSMIFlashProtocolGuid, EFI_SEC_SMI_FLASH_GUID); + +typedef struct _EFI_SEC_SMI_FLASH_PROTOCOL EFI_SEC_SMI_FLASH_PROTOCOL; + +// SMI Flash INFO_BLOCK->Implemented bit mask flags +//typedef enum {SMIflash=0, noSMIflash=1, SecuredSMIflash=2}; +#ifndef SwSmi_LoadFwImage +#define SwSmi_LoadFwImage 0x1D +#define SwSmi_GetFlashPolicy 0x1E +#define SwSmi_SetFlashMethod 0x1F +#endif +// SMI Flash Command API +typedef enum { + SecSMIflash_Load =SwSmi_LoadFwImage, + SecSMIflash_GetPolicy=SwSmi_GetFlashPolicy, + SecSMIflash_SetFlash =SwSmi_SetFlashMethod, + SMIflash_Enable =0x20, + SMIflash_Read =0x21, + SMIflash_Erase =0x22, + SMIflash_Write =0x23, + SMIflash_Disable =0x24, + SMIflash_Info =0x25 +}; + +#define SEC_FLASH_HASH_TBL_BLOCK_COUNT (FLASH_SIZE/FLASH_BLOCK_SIZE) +#define SEC_FLASH_HASH_TBL_SIZE (sizeof(EFI_SHA256_HASH)*SEC_FLASH_HASH_TBL_BLOCK_COUNT) + +typedef struct { + FLASH_UPD_POLICY FlUpdPolicy; + UINT8 PKpub[DEFAULT_RSA_KEY_MODULUS_LEN]; + UINT8 ErrorCode; +} FLASH_POLICY_INFO_BLOCK; + +typedef struct { + AMI_FLASH_UPDATE_BLOCK FlUpdBlock; + UINT8 ErrorCode; + UINT32 FSHandle; +} FUNC_FLASH_SESSION_BLOCK; + +typedef EFI_STATUS (*LOAD_FLASH_IMAGE) ( + IN OUT FUNC_BLOCK *FuncBlock +); + +typedef EFI_STATUS (*GET_FLASH_UPD_POLICY) ( + IN OUT FLASH_POLICY_INFO_BLOCK *InfoBlock +); + +typedef EFI_STATUS (*SET_FLASH_UPD_METHOD) ( + IN OUT FUNC_FLASH_SESSION_BLOCK *InfoBlock +); + +typedef EFI_STATUS (*CAPSULE_VALIDATE) ( + IN OUT UINT8 **pFWCapsule, + IN OUT APTIO_FW_CAPSULE_HEADER **pFWCapsuleHdr +); + +struct _EFI_SEC_SMI_FLASH_PROTOCOL { + LOAD_FLASH_IMAGE LoadFwImage; // SW SMI Port 0x1d + GET_FLASH_UPD_POLICY GetFlUpdPolicy; // SW SMI Port 0x1e + SET_FLASH_UPD_METHOD SetFlUpdMethod; // SW SMI Port 0x1f + CAPSULE_VALIDATE CapsuleValidate; + UINT32 *pFwCapsule; // Local buffer for FwCapsule + ROM_AREA *RomLayout; // Local copy of Rom Layout table + EFI_SHA256_HASH *HashTbl; // ptr to Fw image Hash table + UINT32 FSHandle; // SetFlash Session handle +}; + +#endif + +//********************************************************************** +//********************************************************************** +//** ** +//** (C)Copyright 1985-2014, American Megatrends, Inc. ** +//** ** +//** All Rights Reserved. ** +//** ** +//** 5555 Oakbrook Parkway, Suite 200, Norcross, GA 30093 ** +//** ** +//** Phone: (770)-246-8600 ** +//** ** +//********************************************************************** +//********************************************************************** |