TpmTis.h

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#ifndef _TPM_TIS_H_
#define _TPM_TIS_H_
 
//
// Set structure alignment to 1-byte
//
#pragma pack (1)
 
//
// Register set map as specified in TIS specification Chapter 10
//
typedef struct {
  UINT8     Access;                                     // 0
  UINT8     Reserved1[7];                               // 1
  UINT32    IntEnable;                                  // 8
  UINT8     IntVector;                                  // 0ch
  UINT8     Reserved2[3];                               // 0dh
  UINT32    IntSts;                                     // 10h
  UINT32    IntfCapability;                             // 14h
  UINT8     Status;                                     // 18h
  UINT16    BurstCount;                                 // 19h
  UINT8     Reserved3[9];
  UINT32    DataFifo;                                   // 24h
  UINT8     Reserved4[0xed8];                           // 28h
  UINT16    Vid;                                        // 0f00h
  UINT16    Did;                                        // 0f02h
  UINT8     Rid;                                        // 0f04h
  UINT8     Reserved[0x7b];                             // 0f05h
  UINT32    LegacyAddress1;                             // 0f80h
  UINT32    LegacyAddress1Ex;                           // 0f84h
  UINT32    LegacyAddress2;                             // 0f88h
  UINT32    LegacyAddress2Ex;                           // 0f8ch
  UINT8     VendorDefined[0x70];                        // 0f90h
} TIS_PC_REGISTERS;
 
//
// Restore original structure alignment
//
#pragma pack ()
 
//
// Define pointer types used to access TIS registers on PC
//
typedef TIS_PC_REGISTERS *TIS_PC_REGISTERS_PTR;
 
//
// Define bits of ACCESS and STATUS registers
//
 
#define TIS_PC_VALID  BIT7
#define TIS_PC_ACC_ACTIVE  BIT5
#define TIS_PC_ACC_SEIZED  BIT4
#define TIS_PC_ACC_SEIZE  BIT3
#define TIS_PC_ACC_PENDIND  BIT2
#define TIS_PC_ACC_RQUUSE  BIT1
#define TIS_PC_ACC_ESTABLISH  BIT0
 
#define TIS_PC_STS_CANCEL  BIT24
#define TIS_PC_STS_VALID  BIT7
#define TIS_PC_STS_READY  BIT6
#define TIS_PC_STS_GO  BIT5
#define TIS_PC_STS_DATA  BIT4
#define TIS_PC_STS_EXPECT  BIT3
#define TIS_PC_STS_SELFTEST_DONE  BIT2
#define TIS_PC_STS_RETRY  BIT1
 
//
// Default TimeOut value
//
#define TIS_TIMEOUT_A  (750  * 1000)               // 750ms
#define TIS_TIMEOUT_B  (2000 * 1000)               // 2s
#define TIS_TIMEOUT_C  (750  * 1000)               // 750ms
#define TIS_TIMEOUT_D  (750  * 1000)               // 750ms
 
#endif