diff options
author | Subrata Banik <subrata.banik@intel.com> | 2018-01-25 10:50:39 +0530 |
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committer | Subrata Banik <subrata.banik@intel.com> | 2018-01-31 05:56:07 +0000 |
commit | 8b9f28994a1b5702ce33e62e55d1595b1a056892 (patch) | |
tree | 6aad0300cdc18139fcdb2e15feb8b21e7cb404d2 /src/vendorcode/intel/edk2/UDK2017/MdePkg/Include/Protocol/SerialIo.h | |
parent | bb1e539f1440bc805dd6350ffba9646454334b2f (diff) |
vendorcode/intel: Add UDK2017 support
This patch includes (edk2/UDK2017) all required headers for UDK2017
from EDK2 github project using below command
>> git clone https://github.com/tianocore/edk2.git vUDK2017
commit hash: 66833b2a87d98be8d81d1337c193bcbf0de47d47
Change-Id: If0d5a3fef016c67e9eed6aed9b698b3b13b930c4
Signed-off-by: Subrata Banik <subrata.banik@intel.com>
Reviewed-on: https://review.coreboot.org/23425
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-by: Furquan Shaikh <furquan@google.com>
Diffstat (limited to 'src/vendorcode/intel/edk2/UDK2017/MdePkg/Include/Protocol/SerialIo.h')
-rw-r--r-- | src/vendorcode/intel/edk2/UDK2017/MdePkg/Include/Protocol/SerialIo.h | 300 |
1 files changed, 300 insertions, 0 deletions
diff --git a/src/vendorcode/intel/edk2/UDK2017/MdePkg/Include/Protocol/SerialIo.h b/src/vendorcode/intel/edk2/UDK2017/MdePkg/Include/Protocol/SerialIo.h new file mode 100644 index 0000000000..873e209b01 --- /dev/null +++ b/src/vendorcode/intel/edk2/UDK2017/MdePkg/Include/Protocol/SerialIo.h @@ -0,0 +1,300 @@ +/** @file + Serial IO protocol as defined in the UEFI 2.0 specification. + + Abstraction of a basic serial device. Targeted at 16550 UART, but + could be much more generic. + + Copyright (c) 2006 - 2015, Intel Corporation. All rights reserved.<BR> + This program and the accompanying materials + are licensed and made available under the terms and conditions of the BSD License + which accompanies this distribution. The full text of the license may be found at + http://opensource.org/licenses/bsd-license.php + + THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, + WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. + +**/ + +#ifndef __SERIAL_IO_PROTOCOL_H__ +#define __SERIAL_IO_PROTOCOL_H__ + +#define EFI_SERIAL_IO_PROTOCOL_GUID \ + { \ + 0xBB25CF6F, 0xF1D4, 0x11D2, {0x9A, 0x0C, 0x00, 0x90, 0x27, 0x3F, 0xC1, 0xFD } \ + } + +/// +/// Protocol GUID defined in EFI1.1. +/// +#define SERIAL_IO_PROTOCOL EFI_SERIAL_IO_PROTOCOL_GUID + +typedef struct _EFI_SERIAL_IO_PROTOCOL EFI_SERIAL_IO_PROTOCOL; + + +/// +/// Backward-compatible with EFI1.1. +/// +typedef EFI_SERIAL_IO_PROTOCOL SERIAL_IO_INTERFACE; + +/// +/// Parity type that is computed or checked as each character is transmitted or received. If the +/// device does not support parity, the value is the default parity value. +/// +typedef enum { + DefaultParity, + NoParity, + EvenParity, + OddParity, + MarkParity, + SpaceParity +} EFI_PARITY_TYPE; + +/// +/// Stop bits type +/// +typedef enum { + DefaultStopBits, + OneStopBit, + OneFiveStopBits, + TwoStopBits +} EFI_STOP_BITS_TYPE; + +// +// define for Control bits, grouped by read only, write only, and read write +// +// +// Read Only +// +#define EFI_SERIAL_CLEAR_TO_SEND 0x00000010 +#define EFI_SERIAL_DATA_SET_READY 0x00000020 +#define EFI_SERIAL_RING_INDICATE 0x00000040 +#define EFI_SERIAL_CARRIER_DETECT 0x00000080 +#define EFI_SERIAL_INPUT_BUFFER_EMPTY 0x00000100 +#define EFI_SERIAL_OUTPUT_BUFFER_EMPTY 0x00000200 + +// +// Write Only +// +#define EFI_SERIAL_REQUEST_TO_SEND 0x00000002 +#define EFI_SERIAL_DATA_TERMINAL_READY 0x00000001 + +// +// Read Write +// +#define EFI_SERIAL_HARDWARE_LOOPBACK_ENABLE 0x00001000 +#define EFI_SERIAL_SOFTWARE_LOOPBACK_ENABLE 0x00002000 +#define EFI_SERIAL_HARDWARE_FLOW_CONTROL_ENABLE 0x00004000 + +// +// Serial IO Member Functions +// +/** + Reset the serial device. + + @param This Protocol instance pointer. + + @retval EFI_SUCCESS The device was reset. + @retval EFI_DEVICE_ERROR The serial device could not be reset. + +**/ +typedef +EFI_STATUS +(EFIAPI *EFI_SERIAL_RESET)( + IN EFI_SERIAL_IO_PROTOCOL *This + ); + +/** + Sets the baud rate, receive FIFO depth, transmit/receice time out, parity, + data bits, and stop bits on a serial device. + + @param This Protocol instance pointer. + @param BaudRate The requested baud rate. A BaudRate value of 0 will use the + device's default interface speed. + @param ReveiveFifoDepth The requested depth of the FIFO on the receive side of the + serial interface. A ReceiveFifoDepth value of 0 will use + the device's default FIFO depth. + @param Timeout The requested time out for a single character in microseconds. + This timeout applies to both the transmit and receive side of the + interface. A Timeout value of 0 will use the device's default time + out value. + @param Parity The type of parity to use on this serial device. A Parity value of + DefaultParity will use the device's default parity value. + @param DataBits The number of data bits to use on the serial device. A DataBits + vaule of 0 will use the device's default data bit setting. + @param StopBits The number of stop bits to use on this serial device. A StopBits + value of DefaultStopBits will use the device's default number of + stop bits. + + @retval EFI_SUCCESS The device was reset. + @retval EFI_INVALID_PARAMETER One or more attributes has an unsupported value. + @retval EFI_DEVICE_ERROR The serial device is not functioning correctly. + +**/ +typedef +EFI_STATUS +(EFIAPI *EFI_SERIAL_SET_ATTRIBUTES)( + IN EFI_SERIAL_IO_PROTOCOL *This, + IN UINT64 BaudRate, + IN UINT32 ReceiveFifoDepth, + IN UINT32 Timeout, + IN EFI_PARITY_TYPE Parity, + IN UINT8 DataBits, + IN EFI_STOP_BITS_TYPE StopBits + ); + +/** + Set the control bits on a serial device + + @param This Protocol instance pointer. + @param Control Set the bits of Control that are settable. + + @retval EFI_SUCCESS The new control bits were set on the serial device. + @retval EFI_UNSUPPORTED The serial device does not support this operation. + @retval EFI_DEVICE_ERROR The serial device is not functioning correctly. + +**/ +typedef +EFI_STATUS +(EFIAPI *EFI_SERIAL_SET_CONTROL_BITS)( + IN EFI_SERIAL_IO_PROTOCOL *This, + IN UINT32 Control + ); + +/** + Retrieves the status of thecontrol bits on a serial device + + @param This Protocol instance pointer. + @param Control A pointer to return the current Control signals from the serial device. + + @retval EFI_SUCCESS The control bits were read from the serial device. + @retval EFI_DEVICE_ERROR The serial device is not functioning correctly. + +**/ +typedef +EFI_STATUS +(EFIAPI *EFI_SERIAL_GET_CONTROL_BITS)( + IN EFI_SERIAL_IO_PROTOCOL *This, + OUT UINT32 *Control + ); + +/** + Writes data to a serial device. + + @param This Protocol instance pointer. + @param BufferSize On input, the size of the Buffer. On output, the amount of + data actually written. + @param Buffer The buffer of data to write + + @retval EFI_SUCCESS The data was written. + @retval EFI_DEVICE_ERROR The device reported an error. + @retval EFI_TIMEOUT The data write was stopped due to a timeout. + +**/ +typedef +EFI_STATUS +(EFIAPI *EFI_SERIAL_WRITE)( + IN EFI_SERIAL_IO_PROTOCOL *This, + IN OUT UINTN *BufferSize, + IN VOID *Buffer + ); + +/** + Writes data to a serial device. + + @param This Protocol instance pointer. + @param BufferSize On input, the size of the Buffer. On output, the amount of + data returned in Buffer. + @param Buffer The buffer to return the data into. + + @retval EFI_SUCCESS The data was read. + @retval EFI_DEVICE_ERROR The device reported an error. + @retval EFI_TIMEOUT The data write was stopped due to a timeout. + +**/ +typedef +EFI_STATUS +(EFIAPI *EFI_SERIAL_READ)( + IN EFI_SERIAL_IO_PROTOCOL *This, + IN OUT UINTN *BufferSize, + OUT VOID *Buffer + ); + +/** + @par Data Structure Description: + The data values in SERIAL_IO_MODE are read-only and are updated by the code + that produces the SERIAL_IO_PROTOCOL member functions. + + @param ControlMask + A mask for the Control bits that the device supports. The device + must always support the Input Buffer Empty control bit. + + @param TimeOut + If applicable, the number of microseconds to wait before timing out + a Read or Write operation. + + @param BaudRate + If applicable, the current baud rate setting of the device; otherwise, + baud rate has the value of zero to indicate that device runs at the + device's designed speed. + + @param ReceiveFifoDepth + The number of characters the device will buffer on input + + @param DataBits + The number of characters the device will buffer on input + + @param Parity + If applicable, this is the EFI_PARITY_TYPE that is computed or + checked as each character is transmitted or reveived. If the device + does not support parity the value is the default parity value. + + @param StopBits + If applicable, the EFI_STOP_BITS_TYPE number of stop bits per + character. If the device does not support stop bits the value is + the default stop bit values. + +**/ +typedef struct { + UINT32 ControlMask; + + // + // current Attributes + // + UINT32 Timeout; + UINT64 BaudRate; + UINT32 ReceiveFifoDepth; + UINT32 DataBits; + UINT32 Parity; + UINT32 StopBits; +} EFI_SERIAL_IO_MODE; + +#define EFI_SERIAL_IO_PROTOCOL_REVISION 0x00010000 +#define SERIAL_IO_INTERFACE_REVISION EFI_SERIAL_IO_PROTOCOL_REVISION + +/// +/// The Serial I/O protocol is used to communicate with UART-style serial devices. +/// These can be standard UART serial ports in PC-AT systems, serial ports attached +/// to a USB interface, or potentially any character-based I/O device. +/// +struct _EFI_SERIAL_IO_PROTOCOL { + /// + /// The revision to which the EFI_SERIAL_IO_PROTOCOL adheres. All future revisions + /// must be backwards compatible. If a future version is not backwards compatible, + /// it is not the same GUID. + /// + 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; + /// + /// Pointer to SERIAL_IO_MODE data. + /// + EFI_SERIAL_IO_MODE *Mode; +}; + +extern EFI_GUID gEfiSerialIoProtocolGuid; + +#endif |