SmbusLib.h

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#ifndef __SMBUS_LIB__
#define __SMBUS_LIB__
 
#define SMBUS_LIB_ADDRESS(SlaveAddress, Command, Length, Pec)  \
  ( ((Pec) ? BIT22: 0)                  | \
    (((SlaveAddress) & 0x7f) << 1)      | \
    (((Command)      & 0xff) << 8)      | \
    (((Length)       & 0x3f) << 16)       \
  )
 
#define SMBUS_LIB_SLAVE_ADDRESS(SmBusAddress)  (((SmBusAddress) >> 1)  & 0x7f)
 
#define SMBUS_LIB_COMMAND(SmBusAddress)  (((SmBusAddress) >> 8)  & 0xff)
 
#define SMBUS_LIB_LENGTH(SmBusAddress)  (((SmBusAddress) >> 16) & 0x3f)
 
#define SMBUS_LIB_PEC(SmBusAddress)  ((BOOLEAN) (((SmBusAddress) & BIT22) != 0))
 
#define SMBUS_LIB_RESERVED(SmBusAddress)  ((SmBusAddress) & ~(BIT23 - 2))
 
VOID
EFIAPI
SmBusQuickRead (
  IN  UINTN          SmBusAddress,
  OUT RETURN_STATUS  *Status       OPTIONAL
  );
 
VOID
EFIAPI
SmBusQuickWrite (
  IN  UINTN          SmBusAddress,
  OUT RETURN_STATUS  *Status       OPTIONAL
  );
 
UINT8
EFIAPI
SmBusReceiveByte (
  IN  UINTN          SmBusAddress,
  OUT RETURN_STATUS  *Status        OPTIONAL
  );
 
UINT8
EFIAPI
SmBusSendByte (
  IN  UINTN          SmBusAddress,
  IN  UINT8          Value,
  OUT RETURN_STATUS  *Status        OPTIONAL
  );
 
UINT8
EFIAPI
SmBusReadDataByte (
  IN  UINTN          SmBusAddress,
  OUT RETURN_STATUS  *Status        OPTIONAL
  );
 
UINT8
EFIAPI
SmBusWriteDataByte (
  IN  UINTN          SmBusAddress,
  IN  UINT8          Value,
  OUT RETURN_STATUS  *Status        OPTIONAL
  );
 
UINT16
EFIAPI
SmBusReadDataWord (
  IN  UINTN          SmBusAddress,
  OUT RETURN_STATUS  *Status        OPTIONAL
  );
 
UINT16
EFIAPI
SmBusWriteDataWord (
  IN  UINTN          SmBusAddress,
  IN  UINT16         Value,
  OUT RETURN_STATUS  *Status        OPTIONAL
  );
 
UINT16
EFIAPI
SmBusProcessCall (
  IN  UINTN          SmBusAddress,
  IN  UINT16         Value,
  OUT RETURN_STATUS  *Status        OPTIONAL
  );
 
UINTN
EFIAPI
SmBusReadBlock (
  IN  UINTN          SmBusAddress,
  OUT VOID           *Buffer,
  OUT RETURN_STATUS  *Status        OPTIONAL
  );
 
UINTN
EFIAPI
SmBusWriteBlock (
  IN  UINTN          SmBusAddress,
  OUT VOID           *Buffer,
  OUT RETURN_STATUS  *Status        OPTIONAL
  );
 
UINTN
EFIAPI
SmBusBlockProcessCall (
  IN  UINTN          SmBusAddress,
  IN  VOID           *WriteBuffer,
  OUT VOID           *ReadBuffer,
  OUT RETURN_STATUS  *Status        OPTIONAL
  );
 
#endif