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Diffstat (limited to 'src/vendorcode/intel/edk2/UDK2017/MdePkg/Include/Protocol/ScsiIo.h')
| -rw-r--r-- | src/vendorcode/intel/edk2/UDK2017/MdePkg/Include/Protocol/ScsiIo.h | 317 |
1 files changed, 317 insertions, 0 deletions
diff --git a/src/vendorcode/intel/edk2/UDK2017/MdePkg/Include/Protocol/ScsiIo.h b/src/vendorcode/intel/edk2/UDK2017/MdePkg/Include/Protocol/ScsiIo.h new file mode 100644 index 0000000000..833fb1ceef --- /dev/null +++ b/src/vendorcode/intel/edk2/UDK2017/MdePkg/Include/Protocol/ScsiIo.h @@ -0,0 +1,317 @@ +/** @file + EFI_SCSI_IO_PROTOCOL as defined in UEFI 2.0. + This protocol is used by code, typically drivers, running in the EFI boot + services environment to access SCSI devices. In particular, functions for + managing devices on SCSI buses are defined here. + + Copyright (c) 2006 - 2013, 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 __EFI_SCSI_IO_PROTOCOL_H__ +#define __EFI_SCSI_IO_PROTOCOL_H__ + +#define EFI_SCSI_IO_PROTOCOL_GUID \ + { \ + 0x932f47e6, 0x2362, 0x4002, {0x80, 0x3e, 0x3c, 0xd5, 0x4b, 0x13, 0x8f, 0x85 } \ + } + +/// +/// Forward reference for pure ANSI compatability +/// +typedef struct _EFI_SCSI_IO_PROTOCOL EFI_SCSI_IO_PROTOCOL; + +// +// SCSI Device type information, defined in the SCSI Primary Commands standard (e.g., SPC-4) +// +#define EFI_SCSI_IO_TYPE_DISK 0x00 ///< Disk device +#define EFI_SCSI_IO_TYPE_TAPE 0x01 ///< Tape device +#define EFI_SCSI_IO_TYPE_PRINTER 0x02 ///< Printer +#define EFI_SCSI_IO_TYPE_PROCESSOR 0x03 ///< Processor +#define EFI_SCSI_IO_TYPE_WORM 0x04 ///< Write-once read-multiple +#define EFI_SCSI_IO_TYPE_CDROM 0x05 ///< CD or DVD device +#define EFI_SCSI_IO_TYPE_SCANNER 0x06 ///< Scanner device +#define EFI_SCSI_IO_TYPE_OPTICAL 0x07 ///< Optical memory device +#define EFI_SCSI_IO_TYPE_MEDIUMCHANGER 0x08 ///< Medium Changer device +#define EFI_SCSI_IO_TYPE_COMMUNICATION 0x09 ///< Communications device +#define MFI_SCSI_IO_TYPE_A 0x0A ///< Obsolete +#define MFI_SCSI_IO_TYPE_B 0x0B ///< Obsolete +#define MFI_SCSI_IO_TYPE_RAID 0x0C ///< Storage array controller device (e.g., RAID) +#define MFI_SCSI_IO_TYPE_SES 0x0D ///< Enclosure services device +#define MFI_SCSI_IO_TYPE_RBC 0x0E ///< Simplified direct-access device (e.g., magnetic disk) +#define MFI_SCSI_IO_TYPE_OCRW 0x0F ///< Optical card reader/writer device +#define MFI_SCSI_IO_TYPE_BRIDGE 0x10 ///< Bridge Controller Commands +#define MFI_SCSI_IO_TYPE_OSD 0x11 ///< Object-based Storage Device +#define EFI_SCSI_IO_TYPE_RESERVED_LOW 0x12 ///< Reserved (low) +#define EFI_SCSI_IO_TYPE_RESERVED_HIGH 0x1E ///< Reserved (high) +#define EFI_SCSI_IO_TYPE_UNKNOWN 0x1F ///< Unknown no device type + +// +// SCSI Data Direction definition +// +#define EFI_SCSI_IO_DATA_DIRECTION_READ 0 +#define EFI_SCSI_IO_DATA_DIRECTION_WRITE 1 +#define EFI_SCSI_IO_DATA_DIRECTION_BIDIRECTIONAL 2 + +// +// SCSI Host Adapter Status definition +// +#define EFI_SCSI_IO_STATUS_HOST_ADAPTER_OK 0x00 +#define EFI_SCSI_IO_STATUS_HOST_ADAPTER_TIMEOUT_COMMAND 0x09 ///< timeout when processing the command +#define EFI_SCSI_IO_STATUS_HOST_ADAPTER_TIMEOUT 0x0b ///< timeout when waiting for the command processing +#define EFI_SCSI_IO_STATUS_HOST_ADAPTER_MESSAGE_REJECT 0x0d ///< a message reject was received when processing command +#define EFI_SCSI_IO_STATUS_HOST_ADAPTER_BUS_RESET 0x0e ///< a bus reset was detected +#define EFI_SCSI_IO_STATUS_HOST_ADAPTER_PARITY_ERROR 0x0f +#define EFI_SCSI_IO_STATUS_HOST_ADAPTER_REQUEST_SENSE_FAILED 0x10 ///< the adapter failed in issuing request sense command +#define EFI_SCSI_IO_STATUS_HOST_ADAPTER_SELECTION_TIMEOUT 0x11 ///< selection timeout +#define EFI_SCSI_IO_STATUS_HOST_ADAPTER_DATA_OVERRUN_UNDERRUN 0x12 ///< data overrun or data underrun +#define EFI_SCSI_IO_STATUS_HOST_ADAPTER_BUS_FREE 0x13 ///< Unexepected bus free +#define EFI_SCSI_IO_STATUS_HOST_ADAPTER_PHASE_ERROR 0x14 ///< Target bus phase sequence failure +#define EFI_SCSI_IO_STATUS_HOST_ADAPTER_OTHER 0x7f + + +// +// SCSI Target Status definition +// +#define EFI_SCSI_IO_STATUS_TARGET_GOOD 0x00 +#define EFI_SCSI_IO_STATUS_TARGET_CHECK_CONDITION 0x02 ///< check condition +#define EFI_SCSI_IO_STATUS_TARGET_CONDITION_MET 0x04 ///< condition met +#define EFI_SCSI_IO_STATUS_TARGET_BUSY 0x08 ///< busy +#define EFI_SCSI_IO_STATUS_TARGET_INTERMEDIATE 0x10 ///< intermediate +#define EFI_SCSI_IO_STATUS_TARGET_INTERMEDIATE_CONDITION_MET 0x14 ///< intermediate-condition met +#define EFI_SCSI_IO_STATUS_TARGET_RESERVATION_CONFLICT 0x18 ///< reservation conflict +#define EFI_SCSI_IO_STATUS_TARGET_COMMOND_TERMINATED 0x22 ///< command terminated +#define EFI_SCSI_IO_STATUS_TARGET_QUEUE_FULL 0x28 ///< queue full + +typedef struct { + /// + /// The timeout, in 100 ns units, to use for the execution of this SCSI + /// Request Packet. A Timeout value of 0 means that this function + /// will wait indefinitely for the SCSI Request Packet to execute. If + /// Timeout is greater than zero, then this function will return + /// EFI_TIMEOUT if the time required to execute the SCSI Request + /// Packet is greater than Timeout. + /// + UINT64 Timeout; + /// + /// A pointer to the data buffer to transfer between the SCSI + /// controller and the SCSI device for SCSI READ command + /// + VOID *InDataBuffer; + /// + /// A pointer to the data buffer to transfer between the SCSI + /// controller and the SCSI device for SCSI WRITE command. + /// + VOID *OutDataBuffer; + /// + /// A pointer to the sense data that was generated by the execution of + /// the SCSI Request Packet. + /// + VOID *SenseData; + /// + /// A pointer to buffer that contains the Command Data Block to + /// send to the SCSI device. + /// + VOID *Cdb; + /// + /// On Input, the size, in bytes, of InDataBuffer. On output, the + /// number of bytes transferred between the SCSI controller and the SCSI device. + /// + UINT32 InTransferLength; + /// + /// On Input, the size, in bytes of OutDataBuffer. On Output, the + /// Number of bytes transferred between SCSI Controller and the SCSI device. + /// + UINT32 OutTransferLength; + /// + /// The length, in bytes, of the buffer Cdb. The standard values are + /// 6, 10, 12, and 16, but other values are possible if a variable length CDB is used. + /// + UINT8 CdbLength; + /// + /// The direction of the data transfer. 0 for reads, 1 for writes. A + /// value of 2 is Reserved for Bi-Directional SCSI commands. + /// + UINT8 DataDirection; + /// + /// The status of the SCSI Host Controller that produces the SCSI + /// bus where the SCSI device attached when the SCSI Request + /// Packet was executed on the SCSI Controller. + /// + UINT8 HostAdapterStatus; + /// + /// The status returned by the SCSI device when the SCSI Request + /// Packet was executed. + /// + UINT8 TargetStatus; + /// + /// On input, the length in bytes of the SenseData buffer. On + /// output, the number of bytes written to the SenseData buffer. + /// + UINT8 SenseDataLength; +} EFI_SCSI_IO_SCSI_REQUEST_PACKET; + +/** + Retrieves the device type information of the SCSI Controller. + + @param This Protocol instance pointer. + @param DeviceType A pointer to the device type information + retrieved from the SCSI Controller. + + @retval EFI_SUCCESS Retrieved the device type information successfully. + @retval EFI_INVALID_PARAMETER The DeviceType is NULL. + +**/ +typedef +EFI_STATUS +(EFIAPI *EFI_SCSI_IO_PROTOCOL_GET_DEVICE_TYPE)( + IN EFI_SCSI_IO_PROTOCOL *This, + OUT UINT8 *DeviceType + ); + +/** + Retrieves the device location in the SCSI channel. + + @param This Protocol instance pointer. + @param Target A pointer to the Target ID of a SCSI device + on the SCSI channel. + @param Lun A pointer to the LUN of the SCSI device on + the SCSI channel. + + @retval EFI_SUCCESS Retrieves the device location successfully. + @retval EFI_INVALID_PARAMETER The Target or Lun is NULL. + +**/ +typedef +EFI_STATUS +(EFIAPI *EFI_SCSI_IO_PROTOCOL_GET_DEVICE_LOCATION)( + IN EFI_SCSI_IO_PROTOCOL *This, + IN OUT UINT8 **Target, + OUT UINT64 *Lun + ); + +/** + Resets the SCSI Bus that the SCSI Controller is attached to. + + @param This Protocol instance pointer. + + @retval EFI_SUCCESS The SCSI bus is reset successfully. + @retval EFI_DEVICE_ERROR Errors encountered when resetting the SCSI bus. + @retval EFI_UNSUPPORTED The bus reset operation is not supported by the + SCSI Host Controller. + @retval EFI_TIMEOUT A timeout occurred while attempting to reset + the SCSI bus. + +**/ +typedef +EFI_STATUS +(EFIAPI *EFI_SCSI_IO_PROTOCOL_RESET_BUS)( + IN EFI_SCSI_IO_PROTOCOL *This + ); + +/** + Resets the SCSI Controller that the device handle specifies. + + @param This Protocol instance pointer. + + @retval EFI_SUCCESS Reset the SCSI controller successfully. + @retval EFI_DEVICE_ERROR Errors were encountered when resetting the + SCSI Controller. + @retval EFI_UNSUPPORTED The SCSI bus does not support a device + reset operation. + @retval EFI_TIMEOUT A timeout occurred while attempting to + reset the SCSI Controller. + +**/ +typedef +EFI_STATUS +(EFIAPI *EFI_SCSI_IO_PROTOCOL_RESET_DEVICE)( + IN EFI_SCSI_IO_PROTOCOL *This + ); + + +/** + Sends a SCSI Request Packet to the SCSI Controller for execution. + + @param This Protocol instance pointer. + @param Packet The SCSI request packet to send to the SCSI + Controller specified by the device handle. + @param Event If the SCSI bus to which the SCSI device is attached + does not support non-blocking I/O, then Event is + ignored, and blocking I/O is performed. + If Event is NULL, then blocking I/O is performed. + If Event is not NULL and non-blocking I/O is + supported, then non-blocking I/O is performed, + and Event will be signaled when the SCSI Request + Packet completes. + + @retval EFI_SUCCESS The SCSI Request Packet was sent by the host + successfully, and TransferLength bytes were + transferred to/from DataBuffer. See + HostAdapterStatus, TargetStatus, + SenseDataLength, and SenseData in that order + for additional status information. + @retval EFI_BAD_BUFFER_SIZE The SCSI Request Packet was executed, + but the entire DataBuffer could not be transferred. + The actual number of bytes transferred is returned + in TransferLength. See HostAdapterStatus, + TargetStatus, SenseDataLength, and SenseData in + that order for additional status information. + @retval EFI_NOT_READY The SCSI Request Packet could not be sent because + there are too many SCSI Command Packets already + queued.The caller may retry again later. + @retval EFI_DEVICE_ERROR A device error occurred while attempting to send + the SCSI Request Packet. See HostAdapterStatus, + TargetStatus, SenseDataLength, and SenseData in + that order for additional status information. + @retval EFI_INVALID_PARAMETER The contents of CommandPacket are invalid. + The SCSI Request Packet was not sent, so no + additional status information is available. + @retval EFI_UNSUPPORTED The command described by the SCSI Request Packet + is not supported by the SCSI initiator(i.e., SCSI + Host Controller). The SCSI Request Packet was not + sent, so no additional status information is + available. + @retval EFI_TIMEOUT A timeout occurred while waiting for the SCSI + Request Packet to execute. See HostAdapterStatus, + TargetStatus, SenseDataLength, and SenseData in + that order for additional status information. + +**/ +typedef +EFI_STATUS +(EFIAPI *EFI_SCSI_IO_PROTOCOL_EXEC_SCSI_COMMAND)( + IN EFI_SCSI_IO_PROTOCOL *This, + IN OUT EFI_SCSI_IO_SCSI_REQUEST_PACKET *Packet, + IN EFI_EVENT Event OPTIONAL + ); + +/// +/// Provides services to manage and communicate with SCSI devices. +/// +struct _EFI_SCSI_IO_PROTOCOL { + EFI_SCSI_IO_PROTOCOL_GET_DEVICE_TYPE GetDeviceType; + EFI_SCSI_IO_PROTOCOL_GET_DEVICE_LOCATION GetDeviceLocation; + EFI_SCSI_IO_PROTOCOL_RESET_BUS ResetBus; + EFI_SCSI_IO_PROTOCOL_RESET_DEVICE ResetDevice; + EFI_SCSI_IO_PROTOCOL_EXEC_SCSI_COMMAND ExecuteScsiCommand; + + /// + /// Supplies the alignment requirement for any buffer used in a data transfer. + /// IoAlign values of 0 and 1 mean that the buffer can be placed anywhere in memory. + /// Otherwise, IoAlign must be a power of 2, and the requirement is that the + /// start address of a buffer must be evenly divisible by IoAlign with no remainder. + /// + UINT32 IoAlign; +}; + +extern EFI_GUID gEfiScsiIoProtocolGuid; + +#endif |