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Diffstat (limited to 'EDK/Foundation/Efi/Protocol/ScsiPassThruExt/ScsiPassThruExt.h')
| -rw-r--r-- | EDK/Foundation/Efi/Protocol/ScsiPassThruExt/ScsiPassThruExt.h | 365 |
1 files changed, 365 insertions, 0 deletions
diff --git a/EDK/Foundation/Efi/Protocol/ScsiPassThruExt/ScsiPassThruExt.h b/EDK/Foundation/Efi/Protocol/ScsiPassThruExt/ScsiPassThruExt.h new file mode 100644 index 0000000..0b5178d --- /dev/null +++ b/EDK/Foundation/Efi/Protocol/ScsiPassThruExt/ScsiPassThruExt.h @@ -0,0 +1,365 @@ +/*++ + + Copyright (c) 2006, Intel Corporation + All rights reserved. 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. + +Module Name: + + ScsiPassThruExt.h + +Abstract: + EFI_EXT_SCSI_PASS_THRU_PROTOCOL as defined in UEFI 2.0. + +Revision History + +--*/ + +#ifndef __EXT_SCSI_PASS_THROUGH_PROTOCOL_H__ +#define __EXT_SCSI_PASS_THROUGH_PROTOCOL_H__ + +#define EFI_EXT_SCSI_PASS_THRU_PROTOCOL_GUID \ + { \ + 0x143b7632, 0xb81b, 0x4cb7, {0xab, 0xd3, 0xb6, 0x25, 0xa5, 0xb9, 0xbf, 0xfe } \ + } + +typedef struct _EFI_EXT_SCSI_PASS_THRU_PROTOCOL EFI_EXT_SCSI_PASS_THRU_PROTOCOL; + +#define TARGET_MAX_BYTES 0x10 + +#define EFI_EXT_SCSI_PASS_THRU_ATTRIBUTES_PHYSICAL 0x0001 +#define EFI_EXT_SCSI_PASS_THRU_ATTRIBUTES_LOGICAL 0x0002 +#define EFI_EXT_SCSI_PASS_THRU_ATTRIBUTES_NONBLOCKIO 0x0004 + +// +// DataDirection +// +#define EFI_EXT_SCSI_DATA_DIRECTION_READ 0 +#define EFI_EXT_SCSI_DATA_DIRECTION_WRITE 1 +#define EFI_EXT_SCSI_DATA_DIRECTION_BIDIRECTIONAL 2 +// +// HostAdapterStatus +// +#define EFI_EXT_SCSI_STATUS_HOST_ADAPTER_OK 0x00 +#define EFI_EXT_SCSI_STATUS_HOST_ADAPTER_TIMEOUT_COMMAND 0x09 +#define EFI_EXT_SCSI_STATUS_HOST_ADAPTER_TIMEOUT 0x0b +#define EFI_EXT_SCSI_STATUS_HOST_ADAPTER_MESSAGE_REJECT 0x0d +#define EFI_EXT_SCSI_STATUS_HOST_ADAPTER_BUS_RESET 0x0e +#define EFI_EXT_SCSI_STATUS_HOST_ADAPTER_PARITY_ERROR 0x0f +#define EFI_EXT_SCSI_STATUS_HOST_ADAPTER_REQUEST_SENSE_FAILED 0x10 +#define EFI_EXT_SCSI_STATUS_HOST_ADAPTER_SELECTION_TIMEOUT 0x11 +#define EFI_EXT_SCSI_STATUS_HOST_ADAPTER_DATA_OVERRUN_UNDERRUN 0x12 +#define EFI_EXT_SCSI_STATUS_HOST_ADAPTER_BUS_FREE 0x13 +#define EFI_EXT_SCSI_STATUS_HOST_ADAPTER_PHASE_ERROR 0x14 +#define EFI_EXT_SCSI_STATUS_HOST_ADAPTER_OTHER 0x7f +// +// TargetStatus +// +#define EFI_EXT_SCSI_STATUS_TARGET_GOOD 0x00 +#define EFI_EXT_SCSI_STATUS_TARGET_CHECK_CONDITION 0x02 +#define EFI_EXT_SCSI_STATUS_TARGET_CONDITION_MET 0x04 +#define EFI_EXT_SCSI_STATUS_TARGET_BUSY 0x08 +#define EFI_EXT_SCSI_STATUS_TARGET_INTERMEDIATE 0x10 +#define EFI_EXT_SCSI_STATUS_TARGET_INTERMEDIATE_CONDITION_MET 0x14 +#define EFI_EXT_SCSI_STATUS_TARGET_RESERVATION_CONFLICT 0x18 +#define EFI_EXT_SCSI_STATUS_TARGET_TASK_SET_FULL 0x28 +#define EFI_EXT_SCSI_STATUS_TARGET_ACA_ACTIVE 0x30 +#define EFI_EXT_SCSI_STATUS_TARGET_TASK_ABORTED 0x40 + +typedef struct { + UINT32 AdapterId; + UINT32 Attributes; + UINT32 IoAlign; +} EFI_EXT_SCSI_PASS_THRU_MODE; + +typedef struct { + UINT64 Timeout; + VOID *InDataBuffer; + VOID *OutDataBuffer; + VOID *SenseData; + VOID *Cdb; + UINT32 InTransferLength; + UINT32 OutTransferLength; + UINT8 CdbLength; + UINT8 DataDirection; + UINT8 HostAdapterStatus; + UINT8 TargetStatus; + UINT8 SenseDataLength; +} EFI_EXT_SCSI_PASS_THRU_SCSI_REQUEST_PACKET; + +typedef +EFI_STATUS +(EFIAPI *EFI_EXT_SCSI_PASS_THRU_PASSTHRU) ( + IN EFI_EXT_SCSI_PASS_THRU_PROTOCOL *This, + IN UINT8 *Target, + IN UINT64 Lun, + IN OUT EFI_EXT_SCSI_PASS_THRU_SCSI_REQUEST_PACKET *Packet, + IN EFI_EVENT Event OPTIONAL + ) +/*++ + + Routine Description: + Sends a SCSI Request Packet to a SCSI device that is attached to the SCSI channel. This function + supports both blocking I/O and nonblocking I/O. The blocking I/O functionality is required, and the + nonblocking I/O functionality is optional. + + Arguments: + This - A pointer to the EFI_EXT_SCSI_PASS_THRU_PROTOCOL instance. + Target - The Target is an array of size TARGET_MAX_BYTES and it represents + the id of the SCSI device to send the SCSI Request Packet. Each + transport driver may chose to utilize a subset of this size to suit the needs + of transport target representation. For example, a Fibre Channel driver + may use only 8 bytes (WWN) to represent an FC target. + Lun - The LUN of the SCSI device to send the SCSI Request Packet. + Packet - A pointer to the SCSI Request Packet to send to the SCSI device + specified by Target and Lun. + Event - If nonblocking I/O is not supported 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 + nonblocking I/O is performed, and Event will be signaled when the + SCSI Request Packet completes. + + Returns: + EFI_SUCCESS - The SCSI Request Packet was sent by the host. For bi-directional + commands, InTransferLength bytes were transferred from + InDataBuffer. For write and bi-directional commands, + OutTransferLength bytes were transferred by + OutDataBuffer. + EFI_BAD_BUFFER_SIZE - The SCSI Request Packet was not executed. The number of bytes that + could be transferred is returned in InTransferLength. For write + and bi-directional commands, OutTransferLength bytes were + transferred by OutDataBuffer. + EFI_NOT_READY - The SCSI Request Packet could not be sent because there are too many + SCSI Request Packets already queued. The caller may retry again later. + EFI_DEVICE_ERROR - A device error occurred while attempting to send the SCSI Request + Packet. + EFI_INVALID_PARAMETER- Target, Lun, or the contents of ScsiRequestPacket are invalid. + EFI_UNSUPPORTED - The command described by the SCSI Request Packet is not supported + by the host adapter. This includes the case of Bi-directional SCSI + commands not supported by the implementation. The SCSI Request + Packet was not sent, so no additional status information is available. + EFI_TIMEOUT - A timeout occurred while waiting for the SCSI Request Packet to execute. + +--*/ +; + +typedef +EFI_STATUS +(EFIAPI *EFI_EXT_SCSI_PASS_THRU_GET_NEXT_TARGET_LUN) ( + IN EFI_EXT_SCSI_PASS_THRU_PROTOCOL *This, + IN OUT UINT8 **Target, + IN OUT UINT64 *Lun + ) +/*++ + Routine Description: + Used to retrieve the list of legal Target IDs and LUNs for SCSI devices on a SCSI channel. These + can either be the list SCSI devices that are actually present on the SCSI channel, or the list of legal + Target Ids and LUNs for the SCSI channel. Regardless, the caller of this function must probe the + Target ID and LUN returned to see if a SCSI device is actually present at that location on the SCSI + channel. + + Arguments: + This - A pointer to the EFI_EXT_SCSI_PASS_THRU_PROTOCOL instance + Target - On input, a pointer to the Target ID (an array of size + TARGET_MAX_BYTES) of a SCSI device present on the SCSI channel. + On output, a pointer to the Target ID (an array of + TARGET_MAX_BYTES) of the next SCSI device present on a SCSI + channel. An input value of 0xF(all bytes in the array are 0xF) in the + Target array retrieves the Target ID of the first SCSI device present on + a SCSI channel. + Lun - On input, a pointer to the LUN of a SCSI device present on the SCSI + channel. On output, a pointer to the LUN of the next SCSI device present + on a SCSI channel. + + Returns: + EFI_SUCCESS - The Target ID and LUN of the next SCSI device on the SCSI + channel was returned in Target and Lun. + EFI_INVALID_PARAMETER - Target array is not all 0xF, and Target and Lun were + not returned on a previous call to GetNextTargetLun(). + EFI_NOT_FOUND - There are no more SCSI devices on this SCSI channel. + +--*/ +; + +typedef +EFI_STATUS +(EFIAPI *EFI_EXT_SCSI_PASS_THRU_BUILD_DEVICE_PATH) ( + IN EFI_EXT_SCSI_PASS_THRU_PROTOCOL *This, + IN UINT8 *Target, + IN UINT64 Lun, + IN OUT EFI_DEVICE_PATH_PROTOCOL **DevicePath + ) +/*++ + + Routine Description: + Used to allocate and build a device path node for a SCSI device on a SCSI channel. + + Arguments: + This - A pointer to the EFI_EXT_SCSI_PASS_THRU_PROTOCOL instance. + Target - The Target is an array of size TARGET_MAX_BYTES and it specifies the + Target ID of the SCSI device for which a device path node is to be + allocated and built. Transport drivers may chose to utilize a subset of + this size to suit the representation of targets. For example, a Fibre + Channel driver may use only 8 bytes (WWN) in the array to represent a + FC target. + Lun - The LUN of the SCSI device for which a device path node is to be + allocated and built. + + DevicePath - A pointer to a single device path node that describes the SCSI device + specified by Target and Lun. This function is responsible for + allocating the buffer DevicePath with the boot service + AllocatePool(). It is the caller's responsibility to free + DevicePath when the caller is finished with DevicePath. + + Returns: + EFI_SUCCESS - The device path node that describes the SCSI device specified by + Target and Lun was allocated and returned in + DevicePath. + EFI_INVALID_PARAMETER - DevicePath is NULL. + EFI_NOT_FOUND - The SCSI devices specified by Target and Lun does not exist + on the SCSI channel. + EFI_OUT_OF_RESOURCES - There are not enough resources to allocate DevicePath. + +--*/ +; + +typedef +EFI_STATUS +(EFIAPI *EFI_EXT_SCSI_PASS_THRU_GET_TARGET_LUN) ( + IN EFI_EXT_SCSI_PASS_THRU_PROTOCOL *This, + IN EFI_DEVICE_PATH_PROTOCOL *DevicePath, + OUT UINT8 **Target, + OUT UINT64 *Lun + ) +/*++ + + Routine Description: + Used to translate a device path node to a Target ID and LUN. + + Arguments: + This - A pointer to the EFI_EXT_SCSI_PASS_THRU_PROTOCOL instance. + DevicePath - A pointer to a single device path node that describes the SCSI device + on the SCSI channel. + Target - A pointer to the Target Array which represents the ID of a SCSI device + on the SCSI channel. + Lun - A pointer to the LUN of a SCSI device on the SCSI channel. + + Returns: + EFI_SUCCESS - DevicePath was successfully translated to a Target ID and + LUN, and they were returned in Target and Lun. + EFI_INVALID_PARAMETER - DevicePath or Target or Lun is NULL. + EFI_NOT_FOUND - A valid translation from DevicePath to a Target ID and LUN + does not exist. + EFI_UNSUPPORTED - This driver does not support the device path node type in + DevicePath. + +--*/ +; + +typedef +EFI_STATUS +(EFIAPI *EFI_EXT_SCSI_PASS_THRU_RESET_CHANNEL) ( + IN EFI_EXT_SCSI_PASS_THRU_PROTOCOL *This + ) +/*++ + + Routine Description: + Resets a SCSI channel. This operation resets all the SCSI devices connected to the SCSI channel. + + Arguments: + This - A pointer to the EFI_EXT_SCSI_PASS_THRU_PROTOCOL instance. + + Returns: + EFI_SUCCESS - The SCSI channel was reset. + EFI_DEVICE_ERROR - A device error occurred while attempting to reset the SCSI channel. + EFI_TIMEOUT - A timeout occurred while attempting to reset the SCSI channel. + EFI_UNSUPPORTED - The SCSI channel does not support a channel reset operation. + +--*/ +; + +typedef +EFI_STATUS +(EFIAPI *EFI_EXT_SCSI_PASS_THRU_RESET_TARGET_LUN) ( + IN EFI_EXT_SCSI_PASS_THRU_PROTOCOL *This, + IN UINT8 *Target, + IN UINT64 Lun + ) +/*++ + + Routine Description: + Resets a SCSI logical unit that is connected to a SCSI channel. + + Arguments: + This A pointer to the EFI_EXT_SCSI_PASS_THRU_PROTOCOL instance. + Target The Target is an array of size TARGET_MAX_BYTE and it represents the + target port ID of the SCSI device containing the SCSI logical unit to + reset. Transport drivers may chose to utilize a subset of this array to suit + the representation of their targets. + Lun The LUN of the SCSI device to reset. + + Returns: + EFI_SUCCESS - The SCSI device specified by Target and Lun was reset. + EFI_INVALID_PARAMETER - Target or Lun is NULL. + EFI_TIMEOUT - A timeout occurred while attempting to reset the SCSI device + specified by Target and Lun. + EFI_UNSUPPORTED - The SCSI channel does not support a target reset operation. + EFI_DEVICE_ERROR - A device error occurred while attempting to reset the SCSI device + specified by Target and Lun. + +--*/ +; + +typedef +EFI_STATUS +(EFIAPI *EFI_EXT_SCSI_PASS_THRU_GET_NEXT_TARGET) ( + IN EFI_EXT_SCSI_PASS_THRU_PROTOCOL *This, + IN OUT UINT8 **Target + ) +/*++ + + Routine Description: + Used to retrieve the list of legal Target IDs for SCSI devices on a SCSI channel. These can either + be the list SCSI devices that are actually present on the SCSI channel, or the list of legal Target IDs + for the SCSI channel. Regardless, the caller of this function must probe the Target ID returned to + see if a SCSI device is actually present at that location on the SCSI channel. + + Arguments: + This - A pointer to the EFI_EXT_SCSI_PASS_THRU_PROTOCOL instance. + Target - (TARGET_MAX_BYTES) of a SCSI device present on the SCSI channel. + On output, a pointer to the Target ID (an array of + TARGET_MAX_BYTES) of the next SCSI device present on a SCSI + channel. An input value of 0xF(all bytes in the array are 0xF) in the + Target array retrieves the Target ID of the first SCSI device present on a + SCSI channel. + + Returns: + EFI_SUCCESS - The Target ID of the next SCSI device on the SCSI + channel was returned in Target. + EFI_INVALID_PARAMETER - Target or Lun is NULL. + EFI_TIMEOUT - Target array is not all 0xF, and Target were not + returned on a previous call to GetNextTarget(). + EFI_NOT_FOUND - There are no more SCSI devices on this SCSI channel. + +--*/ +; + +struct _EFI_EXT_SCSI_PASS_THRU_PROTOCOL { + EFI_EXT_SCSI_PASS_THRU_MODE *Mode; + EFI_EXT_SCSI_PASS_THRU_PASSTHRU PassThru; + EFI_EXT_SCSI_PASS_THRU_GET_NEXT_TARGET_LUN GetNextTargetLun; + EFI_EXT_SCSI_PASS_THRU_BUILD_DEVICE_PATH BuildDevicePath; + EFI_EXT_SCSI_PASS_THRU_GET_TARGET_LUN GetTargetLun; + EFI_EXT_SCSI_PASS_THRU_RESET_CHANNEL ResetChannel; + EFI_EXT_SCSI_PASS_THRU_RESET_TARGET_LUN ResetTargetLun; + EFI_EXT_SCSI_PASS_THRU_GET_NEXT_TARGET GetNextTarget; +}; + +extern EFI_GUID gEfiExtScsiPassThruProtocolGuid; + +#endif |