/** @file\r
EFI_SCSI_IO_PROTOCOL as defined in UEFI 2.0.\r
- This protocol is used by code, typically drivers, running in the EFI boot \r
- services environment to access SCSI devices. In particular, functions for \r
+ This protocol is used by code, typically drivers, running in the EFI boot\r
+ services environment to access SCSI devices. In particular, functions for\r
managing devices on SCSI buses are defined here.\r
\r
- Copyright (c) 2006 - 2008, Intel Corporation \r
- All rights reserved. This program and the accompanying materials \r
- are licensed and made available under the terms and conditions of the BSD License \r
- which accompanies this distribution. The full text of the license may be found at \r
- http://opensource.org/licenses/bsd-license.php \r
+ Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>\r
+ This program and the accompanying materials\r
+ are licensed and made available under the terms and conditions of the BSD License\r
+ which accompanies this distribution. The full text of the license may be found at\r
+ http://opensource.org/licenses/bsd-license.php\r
\r
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, \r
- WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. \r
+ THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
+ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
\r
**/\r
\r
///\r
typedef struct _EFI_SCSI_IO_PROTOCOL EFI_SCSI_IO_PROTOCOL;\r
\r
+//\r
+// SCSI Device type information, defined in the SCSI Primary Commands standard (e.g., SPC-4)\r
+//\r
+#define EFI_SCSI_IO_TYPE_DISK 0x00 ///< Disk device\r
+#define EFI_SCSI_IO_TYPE_TAPE 0x01 ///< Tape device\r
+#define EFI_SCSI_IO_TYPE_PRINTER 0x02 ///< Printer\r
+#define EFI_SCSI_IO_TYPE_PROCESSOR 0x03 ///< Processor\r
+#define EFI_SCSI_IO_TYPE_WORM 0x04 ///< Write-once read-multiple\r
+#define EFI_SCSI_IO_TYPE_CDROM 0x05 ///< CD or DVD device\r
+#define EFI_SCSI_IO_TYPE_SCANNER 0x06 ///< Scanner device\r
+#define EFI_SCSI_IO_TYPE_OPTICAL 0x07 ///< Optical memory device\r
+#define EFI_SCSI_IO_TYPE_MEDIUMCHANGER 0x08 ///< Medium Changer device\r
+#define EFI_SCSI_IO_TYPE_COMMUNICATION 0x09 ///< Communications device\r
+#define MFI_SCSI_IO_TYPE_A 0x0A ///< Obsolete\r
+#define MFI_SCSI_IO_TYPE_B 0x0B ///< Obsolete\r
+#define MFI_SCSI_IO_TYPE_RAID 0x0C ///< Storage array controller device (e.g., RAID)\r
+#define MFI_SCSI_IO_TYPE_SES 0x0D ///< Enclosure services device\r
+#define MFI_SCSI_IO_TYPE_RBC 0x0E ///< Simplified direct-access device (e.g., magnetic disk)\r
+#define MFI_SCSI_IO_TYPE_OCRW 0x0F ///< Optical card reader/writer device\r
+#define MFI_SCSI_IO_TYPE_BRIDGE 0x10 ///< Bridge Controller Commands\r
+#define MFI_SCSI_IO_TYPE_OSD 0x11 ///< Object-based Storage Device\r
+#define EFI_SCSI_IO_TYPE_RESERVED_LOW 0x12 ///< Reserved (low)\r
+#define EFI_SCSI_IO_TYPE_RESERVED_HIGH 0x1E ///< Reserved (high)\r
+#define EFI_SCSI_IO_TYPE_UNKNOWN 0x1F ///< Unknown no device type\r
+\r
//\r
// SCSI Data Direction definition\r
//\r
@param DeviceType A pointer to the device type information\r
retrieved from the SCSI Controller.\r
\r
- @retval EFI_SUCCESS Retrieves the device type information successfully.\r
+ @retval EFI_SUCCESS Retrieved the device type information successfully.\r
@retval EFI_INVALID_PARAMETER The DeviceType is NULL.\r
\r
**/\r
@param This Protocol instance pointer.\r
\r
@retval EFI_SUCCESS Reset the SCSI controller successfully.\r
- @retval EFI_DEVICE_ERROR Errors are encountered when resetting the\r
+ @retval EFI_DEVICE_ERROR Errors were encountered when resetting the\r
SCSI Controller.\r
@retval EFI_UNSUPPORTED The SCSI bus does not support a device\r
reset operation.\r
@param This Protocol instance pointer.\r
@param Packet The SCSI request packet to send to the SCSI\r
Controller specified by the device handle.\r
- @param Event If the SCSI bus where the SCSI device is attached\r
+ @param Event If the SCSI bus to which the SCSI device is attached\r
does not support non-blocking I/O, then Event is\r
ignored, and blocking I/O is performed.\r
If Event is NULL, then blocking I/O is performed.\r
\r
@retval EFI_SUCCESS The SCSI Request Packet was sent by the host\r
successfully, and TransferLength bytes were\r
- transferred to/from DataBuffer.See\r
+ transferred to/from DataBuffer. See\r
HostAdapterStatus, TargetStatus,\r
SenseDataLength, and SenseData in that order\r
for additional status information.\r
EFI_SCSI_IO_PROTOCOL_GET_DEVICE_LOCATION GetDeviceLocation;\r
EFI_SCSI_IO_PROTOCOL_RESET_BUS ResetBus;\r
EFI_SCSI_IO_PROTOCOL_RESET_DEVICE ResetDevice;\r
- EFI_SCSI_IO_PROTOCOL_EXEC_SCSI_COMMAND ExecuteScsiCommand; \r
+ EFI_SCSI_IO_PROTOCOL_EXEC_SCSI_COMMAND ExecuteScsiCommand;\r
\r
///\r
- /// Supplies the alignment requirement for any buffer used in a data transfer. \r
- /// IoAlign values of 0 and 1 mean that the buffer can be placed anywhere in memory. \r
- /// Otherwise, IoAlign must be a power of 2, and the requirement is that the \r
+ /// Supplies the alignment requirement for any buffer used in a data transfer.\r
+ /// IoAlign values of 0 and 1 mean that the buffer can be placed anywhere in memory.\r
+ /// Otherwise, IoAlign must be a power of 2, and the requirement is that the\r
/// start address of a buffer must be evenly divisible by IoAlign with no remainder.\r
///\r
UINT32 IoAlign;\r
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