| 0,0 → 1,132 |
|---|
| #ifndef _EFI_SER_H |
| #define _EFI_SER_H |
| |
| /*++ |
| |
| Copyright (c) 1998 Intel Corporation |
| |
| Module Name: |
| |
| efiser.h |
| |
| Abstract: |
| |
| EFI serial protocol |
| |
| Revision History |
| |
| --*/ |
| |
| // |
| // Serial protocol |
| // |
| |
| #define SERIAL_IO_PROTOCOL \ |
| { 0xBB25CF6F, 0xF1D4, 0x11D2, {0x9A, 0x0C, 0x00, 0x90, 0x27, 0x3F, 0xC1, 0xFD} } |
| |
| INTERFACE_DECL(_SERIAL_IO_INTERFACE); |
| |
| typedef enum { |
| DefaultParity, |
| NoParity, |
| EvenParity, |
| OddParity, |
| MarkParity, |
| SpaceParity |
| } EFI_PARITY_TYPE; |
| |
| typedef enum { |
| DefaultStopBits, |
| OneStopBit, // 1 stop bit |
| OneFiveStopBits, // 1.5 stop bits |
| TwoStopBits // 2 stop bits |
| } EFI_STOP_BITS_TYPE; |
| |
| #define EFI_SERIAL_CLEAR_TO_SEND 0x0010 // RO |
| #define EFI_SERIAL_DATA_SET_READY 0x0020 // RO |
| #define EFI_SERIAL_RING_INDICATE 0x0040 // RO |
| #define EFI_SERIAL_CARRIER_DETECT 0x0080 // RO |
| #define EFI_SERIAL_REQUEST_TO_SEND 0x0002 // WO |
| #define EFI_SERIAL_DATA_TERMINAL_READY 0x0001 // WO |
| #define EFI_SERIAL_INPUT_BUFFER_EMPTY 0x0100 // RO |
| #define EFI_SERIAL_OUTPUT_BUFFER_EMPTY 0x0200 // RO |
| #define EFI_SERIAL_HARDWARE_LOOPBACK_ENABLE 0x1000 // RW |
| #define EFI_SERIAL_SOFTWARE_LOOPBACK_ENABLE 0x2000 // RW |
| #define EFI_SERIAL_HARDWARE_FLOW_CONTROL_ENABLE 0x4000 // RW |
| |
| typedef |
| EFI_STATUS |
| (EFIAPI *EFI_SERIAL_RESET) ( |
| IN struct _SERIAL_IO_INTERFACE *This |
| ); |
| |
| typedef |
| EFI_STATUS |
| (EFIAPI *EFI_SERIAL_SET_ATTRIBUTES) ( |
| IN struct _SERIAL_IO_INTERFACE *This, |
| IN UINT64 BaudRate, |
| IN UINT32 ReceiveFifoDepth, |
| IN UINT32 Timeout, |
| IN EFI_PARITY_TYPE Parity, |
| IN UINT8 DataBits, |
| IN EFI_STOP_BITS_TYPE StopBits |
| ); |
| |
| typedef |
| EFI_STATUS |
| (EFIAPI *EFI_SERIAL_SET_CONTROL_BITS) ( |
| IN struct _SERIAL_IO_INTERFACE *This, |
| IN UINT32 Control |
| ); |
| |
| typedef |
| EFI_STATUS |
| (EFIAPI *EFI_SERIAL_GET_CONTROL_BITS) ( |
| IN struct _SERIAL_IO_INTERFACE *This, |
| OUT UINT32 *Control |
| ); |
| |
| typedef |
| EFI_STATUS |
| (EFIAPI *EFI_SERIAL_WRITE) ( |
| IN struct _SERIAL_IO_INTERFACE *This, |
| IN OUT UINTN *BufferSize, |
| IN VOID *Buffer |
| ); |
| |
| typedef |
| EFI_STATUS |
| (EFIAPI *EFI_SERIAL_READ) ( |
| IN struct _SERIAL_IO_INTERFACE *This, |
| IN OUT UINTN *BufferSize, |
| OUT VOID *Buffer |
| ); |
| |
| typedef struct { |
| UINT32 ControlMask; |
| |
| // current Attributes |
| UINT32 Timeout; |
| UINT64 BaudRate; |
| UINT32 ReceiveFifoDepth; |
| UINT32 DataBits; |
| UINT32 Parity; |
| UINT32 StopBits; |
| } SERIAL_IO_MODE; |
| |
| #define SERIAL_IO_INTERFACE_REVISION 0x00010000 |
| |
| typedef struct _SERIAL_IO_INTERFACE { |
| UINT32 Revision; |
| EFI_SERIAL_RESET Reset; |
| EFI_SERIAL_SET_ATTRIBUTES SetAttributes; |
| EFI_SERIAL_SET_CONTROL_BITS SetControl; |
| EFI_SERIAL_GET_CONTROL_BITS GetControl; |
| EFI_SERIAL_WRITE Write; |
| EFI_SERIAL_READ Read; |
| |
| SERIAL_IO_MODE *Mode; |
| } SERIAL_IO_INTERFACE; |
| |
| #endif |
| |