diff options
author | Dean Camera <dean@fourwalledcubicle.com> | 2010-05-08 03:12:14 +0000 |
---|---|---|
committer | Dean Camera <dean@fourwalledcubicle.com> | 2010-05-08 03:12:14 +0000 |
commit | 071e02c6b6b4837fa9cf0b6d4c749994e02638d7 (patch) | |
tree | 960446788703b69f0bb285450be80c5b3d8cc22c /LUFA/Drivers/USB/Class/Common/MassStorage.h | |
parent | e331b531c6e6d93eb0eee42b9002074e8090ad18 (diff) | |
download | lufa-071e02c6b6b4837fa9cf0b6d4c749994e02638d7.tar.gz lufa-071e02c6b6b4837fa9cf0b6d4c749994e02638d7.tar.bz2 lufa-071e02c6b6b4837fa9cf0b6d4c749994e02638d7.zip |
Add svn:eol-style property to source files, so that the line endings are correctly converted to the target system's native end of line style.
Diffstat (limited to 'LUFA/Drivers/USB/Class/Common/MassStorage.h')
-rw-r--r-- | LUFA/Drivers/USB/Class/Common/MassStorage.h | 636 |
1 files changed, 318 insertions, 318 deletions
diff --git a/LUFA/Drivers/USB/Class/Common/MassStorage.h b/LUFA/Drivers/USB/Class/Common/MassStorage.h index b5e590ea3..bc56f2239 100644 --- a/LUFA/Drivers/USB/Class/Common/MassStorage.h +++ b/LUFA/Drivers/USB/Class/Common/MassStorage.h @@ -1,318 +1,318 @@ -/*
- LUFA Library
- Copyright (C) Dean Camera, 2010.
-
- dean [at] fourwalledcubicle [dot] com
- www.fourwalledcubicle.com
-*/
-
-/*
- Copyright 2010 Dean Camera (dean [at] fourwalledcubicle [dot] com)
-
- Permission to use, copy, modify, distribute, and sell this
- software and its documentation for any purpose is hereby granted
- without fee, provided that the above copyright notice appear in
- all copies and that both that the copyright notice and this
- permission notice and warranty disclaimer appear in supporting
- documentation, and that the name of the author not be used in
- advertising or publicity pertaining to distribution of the
- software without specific, written prior permission.
-
- The author disclaim all warranties with regard to this
- software, including all implied warranties of merchantability
- and fitness. In no event shall the author be liable for any
- special, indirect or consequential damages or any damages
- whatsoever resulting from loss of use, data or profits, whether
- in an action of contract, negligence or other tortious action,
- arising out of or in connection with the use or performance of
- this software.
-*/
-
-/** \file
- * \brief Common definitions and declarations for the library USB Mass Storage Class driver.
- *
- * Common definitions and declarations for the library USB Mass Storage Class driver.
- *
- * \note This file should not be included directly. It is automatically included as needed by the class driver
- * dispatch header located in LUFA/Drivers/USB/Class/MassStorage.h.
- */
-
-/** \ingroup Group_USBClassMS
- * @defgroup Group_USBClassMSCommon Common Class Definitions
- *
- * \section Module Description
- * Constants, Types and Enum definitions that are common to both Device and Host modes for the USB
- * Mass Storage Class.
- *
- * @{
- */
-
-#ifndef _MS_CLASS_COMMON_H_
-#define _MS_CLASS_COMMON_H_
-
- /* Includes: */
- #include "../../USB.h"
-
- #include <string.h>
-
- /* Enable C linkage for C++ Compilers: */
- #if defined(__cplusplus)
- extern "C" {
- #endif
-
- /* Preprocessor Checks: */
- #if !defined(__INCLUDE_FROM_MS_DRIVER)
- #error Do not include this file directly. Include LUFA/Drivers/Class/MassStorage.h instead.
- #endif
-
- /* Macros: */
- /** Mass Storage Class specific request to reset the Mass Storage interface, ready for the next command. */
- #define REQ_MassStorageReset 0xFF
-
- /** Mass Storage Class specific request to retrieve the total number of Logical Units (drives) in the SCSI device. */
- #define REQ_GetMaxLUN 0xFE
-
- /** Magic signature for a Command Block Wrapper used in the Mass Storage Bulk-Only transport protocol. */
- #define MS_CBW_SIGNATURE 0x43425355UL
-
- /** Magic signature for a Command Status Wrapper used in the Mass Storage Bulk-Only transport protocol. */
- #define MS_CSW_SIGNATURE 0x53425355UL
-
- /** Mask for a Command Block Wrapper's flags attribute to specify a command with data sent from host-to-device. */
- #define MS_COMMAND_DIR_DATA_OUT (0 << 7)
-
- /** Mask for a Command Block Wrapper's flags attribute to specify a command with data sent from device-to-host. */
- #define MS_COMMAND_DIR_DATA_IN (1 << 7)
-
- /** SCSI Command Code for an INQUIRY command. */
- #define SCSI_CMD_INQUIRY 0x12
-
- /** SCSI Command Code for a REQUEST SENSE command. */
- #define SCSI_CMD_REQUEST_SENSE 0x03
-
- /** SCSI Command Code for a TEST UNIT READY command. */
- #define SCSI_CMD_TEST_UNIT_READY 0x00
-
- /** SCSI Command Code for a READ CAPACITY (10) command. */
- #define SCSI_CMD_READ_CAPACITY_10 0x25
-
- /** SCSI Command Code for a SEND DIAGNOSTIC command. */
- #define SCSI_CMD_SEND_DIAGNOSTIC 0x1D
-
- /** SCSI Command Code for a PREVENT ALLOW MEDIUM REMOVAL command. */
- #define SCSI_CMD_PREVENT_ALLOW_MEDIUM_REMOVAL 0x1E
-
- /** SCSI Command Code for a WRITE (10) command. */
- #define SCSI_CMD_WRITE_10 0x2A
-
- /** SCSI Command Code for a READ (10) command. */
- #define SCSI_CMD_READ_10 0x28
-
- /** SCSI Command Code for a WRITE (6) command. */
- #define SCSI_CMD_WRITE_6 0x0A
-
- /** SCSI Command Code for a READ (6) command. */
- #define SCSI_CMD_READ_6 0x08
-
- /** SCSI Command Code for a VERIFY (10) command. */
- #define SCSI_CMD_VERIFY_10 0x2F
-
- /** SCSI Command Code for a MODE SENSE (6) command. */
- #define SCSI_CMD_MODE_SENSE_6 0x1A
-
- /** SCSI Command Code for a MODE SENSE (10) command. */
- #define SCSI_CMD_MODE_SENSE_10 0x5A
-
- /** SCSI Sense Code to indicate no error has occurred. */
- #define SCSI_SENSE_KEY_GOOD 0x00
-
- /** SCSI Sense Code to indicate that the device has recovered from an error. */
- #define SCSI_SENSE_KEY_RECOVERED_ERROR 0x01
-
- /** SCSI Sense Code to indicate that the device is not ready for a new command. */
- #define SCSI_SENSE_KEY_NOT_READY 0x02
-
- /** SCSI Sense Code to indicate an error whilst accessing the medium. */
- #define SCSI_SENSE_KEY_MEDIUM_ERROR 0x03
-
- /** SCSI Sense Code to indicate a hardware has occurred. */
- #define SCSI_SENSE_KEY_HARDWARE_ERROR 0x04
-
- /** SCSI Sense Code to indicate that an illegal request has been issued. */
- #define SCSI_SENSE_KEY_ILLEGAL_REQUEST 0x05
-
- /** SCSI Sense Code to indicate that the unit requires attention from the host to indicate
- * a reset event, medium removal or other condition.
- */
- #define SCSI_SENSE_KEY_UNIT_ATTENTION 0x06
-
- /** SCSI Sense Code to indicate that a write attempt on a protected block has been made. */
- #define SCSI_SENSE_KEY_DATA_PROTECT 0x07
-
- /** SCSI Sense Code to indicate an error while trying to write to a write-once medium. */
- #define SCSI_SENSE_KEY_BLANK_CHECK 0x08
-
- /** SCSI Sense Code to indicate a vendor specific error has occurred. */
- #define SCSI_SENSE_KEY_VENDOR_SPECIFIC 0x09
-
- /** SCSI Sense Code to indicate that an EXTENDED COPY command has aborted due to an error. */
- #define SCSI_SENSE_KEY_COPY_ABORTED 0x0A
-
- /** SCSI Sense Code to indicate that the device has aborted the issued command. */
- #define SCSI_SENSE_KEY_ABORTED_COMMAND 0x0B
-
- /** SCSI Sense Code to indicate an attempt to write past the end of a partition has been made. */
- #define SCSI_SENSE_KEY_VOLUME_OVERFLOW 0x0D
-
- /** SCSI Sense Code to indicate that the source data did not match the data read from the medium. */
- #define SCSI_SENSE_KEY_MISCOMPARE 0x0E
-
- /** SCSI Additional Sense Code to indicate no additional sense information is available. */
- #define SCSI_ASENSE_NO_ADDITIONAL_INFORMATION 0x00
-
- /** SCSI Additional Sense Code to indicate that the logical unit (LUN) addressed is not ready. */
- #define SCSI_ASENSE_LOGICAL_UNIT_NOT_READY 0x04
-
- /** SCSI Additional Sense Code to indicate an invalid field was encountered while processing the issued command. */
- #define SCSI_ASENSE_INVALID_FIELD_IN_CDB 0x24
-
- /** SCSI Additional Sense Code to indicate that an attempt to write to a protected area was made. */
- #define SCSI_ASENSE_WRITE_PROTECTED 0x27
-
- /** SCSI Additional Sense Code to indicate an error whilst formatting the device medium. */
- #define SCSI_ASENSE_FORMAT_ERROR 0x31
-
- /** SCSI Additional Sense Code to indicate an invalid command was issued. */
- #define SCSI_ASENSE_INVALID_COMMAND 0x20
-
- /** SCSI Additional Sense Code to indicate a write to a block out outside of the medium's range was issued. */
- #define SCSI_ASENSE_LOGICAL_BLOCK_ADDRESS_OUT_OF_RANGE 0x21
-
- /** SCSI Additional Sense Code to indicate that no removable medium is inserted into the device. */
- #define SCSI_ASENSE_MEDIUM_NOT_PRESENT 0x3A
-
- /** SCSI Additional Sense Qualifier Code to indicate no additional sense qualifier information is available. */
- #define SCSI_ASENSEQ_NO_QUALIFIER 0x00
-
- /** SCSI Additional Sense Qualifier Code to indicate that a medium format command failed to complete. */
- #define SCSI_ASENSEQ_FORMAT_COMMAND_FAILED 0x01
-
- /** SCSI Additional Sense Qualifier Code to indicate that an initializing command must be issued before the issued
- * command can be executed.
- */
- #define SCSI_ASENSEQ_INITIALIZING_COMMAND_REQUIRED 0x02
-
- /** SCSI Additional Sense Qualifier Code to indicate that an operation is currently in progress. */
- #define SCSI_ASENSEQ_OPERATION_IN_PROGRESS 0x07
-
- /* Type defines: */
- /** \brief Mass Storage Class Command Block Wrapper.
- *
- * Type define for a Command Block Wrapper, used in the Mass Storage Bulk-Only Transport protocol. */
- typedef struct
- {
- uint32_t Signature; /**< Command block signature, must be CBW_SIGNATURE to indicate a valid Command Block */
- uint32_t Tag; /**< Unique command ID value, to associate a command block wrapper with its command status wrapper */
- uint32_t DataTransferLength; /** Length of the optional data portion of the issued command, in bytes */
- uint8_t Flags; /**< Command block flags, indicating command data direction */
- uint8_t LUN; /**< Logical Unit number this command is issued to */
- uint8_t SCSICommandLength; /**< Length of the issued SCSI command within the SCSI command data array */
- uint8_t SCSICommandData[16]; /**< Issued SCSI command in the Command Block */
- } MS_CommandBlockWrapper_t;
-
- /** \brief Mass Storage Class Command Status Wrapper.
- *
- * Type define for a Command Status Wrapper, used in the Mass Storage Bulk-Only Transport protocol.
- */
- typedef struct
- {
- uint32_t Signature; /**< Status block signature, must be CSW_SIGNATURE to indicate a valid Command Status */
- uint32_t Tag; /**< Unique command ID value, to associate a command block wrapper with its command status wrapper */
- uint32_t DataTransferResidue; /**< Number of bytes of data not processed in the SCSI command */
- uint8_t Status; /**< Status code of the issued command - a value from the MassStorage_CommandStatusCodes_t enum */
- } MS_CommandStatusWrapper_t;
-
- /** \brief Mass Storage Class SCSI Sense Structure
- *
- * Type define for a SCSI Sense structure. Structures of this type are filled out by the
- * device via the MassStore_RequestSense() function, indicating the current sense data of the
- * device (giving explicit error codes for the last issued command). For details of the
- * structure contents, refer to the SCSI specifications.
- */
- typedef struct
- {
- uint8_t ResponseCode;
-
- uint8_t SegmentNumber;
-
- unsigned char SenseKey : 4;
- unsigned char _RESERVED1 : 1;
- unsigned char ILI : 1;
- unsigned char EOM : 1;
- unsigned char FileMark : 1;
-
- uint8_t Information[4];
- uint8_t AdditionalLength;
- uint8_t CmdSpecificInformation[4];
- uint8_t AdditionalSenseCode;
- uint8_t AdditionalSenseQualifier;
- uint8_t FieldReplaceableUnitCode;
- uint8_t SenseKeySpecific[3];
- } SCSI_Request_Sense_Response_t;
-
- /** \brief Mass Storage Class SCSI Inquiry Structure.
- *
- * Type define for a SCSI Inquiry structure. Structures of this type are filled out by the
- * device via the MassStore_Inquiry() function, retrieving the attached device's information.
- * For details of the structure contents, refer to the SCSI specifications.
- */
- typedef struct
- {
- unsigned char DeviceType : 5;
- unsigned char PeripheralQualifier : 3;
-
- unsigned char _RESERVED1 : 7;
- unsigned char Removable : 1;
-
- uint8_t Version;
-
- unsigned char ResponseDataFormat : 4;
- unsigned char _RESERVED2 : 1;
- unsigned char NormACA : 1;
- unsigned char TrmTsk : 1;
- unsigned char AERC : 1;
-
- uint8_t AdditionalLength;
- uint8_t _RESERVED3[2];
-
- unsigned char SoftReset : 1;
- unsigned char CmdQue : 1;
- unsigned char _RESERVED4 : 1;
- unsigned char Linked : 1;
- unsigned char Sync : 1;
- unsigned char WideBus16Bit : 1;
- unsigned char WideBus32Bit : 1;
- unsigned char RelAddr : 1;
-
- uint8_t VendorID[8];
- uint8_t ProductID[16];
- uint8_t RevisionID[4];
- } SCSI_Inquiry_Response_t;
-
- /* Enums: */
- /** Enum for the possible command status wrapper return status codes. */
- enum MassStorage_CommandStatusCodes_t
- {
- SCSI_Command_Pass = 0, /**< Command completed with no error */
- SCSI_Command_Fail = 1, /**< Command failed to complete - host may check the exact error via a SCSI REQUEST SENSE command */
- SCSI_Phase_Error = 2 /**< Command failed due to being invalid in the current phase */
- };
-
- /* Disable C linkage for C++ Compilers: */
- #if defined(__cplusplus)
- }
- #endif
-
-#endif
-
-/** @} */
+/* + LUFA Library + Copyright (C) Dean Camera, 2010. + + dean [at] fourwalledcubicle [dot] com + www.fourwalledcubicle.com +*/ + +/* + Copyright 2010 Dean Camera (dean [at] fourwalledcubicle [dot] com) + + Permission to use, copy, modify, distribute, and sell this + software and its documentation for any purpose is hereby granted + without fee, provided that the above copyright notice appear in + all copies and that both that the copyright notice and this + permission notice and warranty disclaimer appear in supporting + documentation, and that the name of the author not be used in + advertising or publicity pertaining to distribution of the + software without specific, written prior permission. + + The author disclaim all warranties with regard to this + software, including all implied warranties of merchantability + and fitness. In no event shall the author be liable for any + special, indirect or consequential damages or any damages + whatsoever resulting from loss of use, data or profits, whether + in an action of contract, negligence or other tortious action, + arising out of or in connection with the use or performance of + this software. +*/ + +/** \file + * \brief Common definitions and declarations for the library USB Mass Storage Class driver. + * + * Common definitions and declarations for the library USB Mass Storage Class driver. + * + * \note This file should not be included directly. It is automatically included as needed by the class driver + * dispatch header located in LUFA/Drivers/USB/Class/MassStorage.h. + */ + +/** \ingroup Group_USBClassMS + * @defgroup Group_USBClassMSCommon Common Class Definitions + * + * \section Module Description + * Constants, Types and Enum definitions that are common to both Device and Host modes for the USB + * Mass Storage Class. + * + * @{ + */ + +#ifndef _MS_CLASS_COMMON_H_ +#define _MS_CLASS_COMMON_H_ + + /* Includes: */ + #include "../../USB.h" + + #include <string.h> + + /* Enable C linkage for C++ Compilers: */ + #if defined(__cplusplus) + extern "C" { + #endif + + /* Preprocessor Checks: */ + #if !defined(__INCLUDE_FROM_MS_DRIVER) + #error Do not include this file directly. Include LUFA/Drivers/Class/MassStorage.h instead. + #endif + + /* Macros: */ + /** Mass Storage Class specific request to reset the Mass Storage interface, ready for the next command. */ + #define REQ_MassStorageReset 0xFF + + /** Mass Storage Class specific request to retrieve the total number of Logical Units (drives) in the SCSI device. */ + #define REQ_GetMaxLUN 0xFE + + /** Magic signature for a Command Block Wrapper used in the Mass Storage Bulk-Only transport protocol. */ + #define MS_CBW_SIGNATURE 0x43425355UL + + /** Magic signature for a Command Status Wrapper used in the Mass Storage Bulk-Only transport protocol. */ + #define MS_CSW_SIGNATURE 0x53425355UL + + /** Mask for a Command Block Wrapper's flags attribute to specify a command with data sent from host-to-device. */ + #define MS_COMMAND_DIR_DATA_OUT (0 << 7) + + /** Mask for a Command Block Wrapper's flags attribute to specify a command with data sent from device-to-host. */ + #define MS_COMMAND_DIR_DATA_IN (1 << 7) + + /** SCSI Command Code for an INQUIRY command. */ + #define SCSI_CMD_INQUIRY 0x12 + + /** SCSI Command Code for a REQUEST SENSE command. */ + #define SCSI_CMD_REQUEST_SENSE 0x03 + + /** SCSI Command Code for a TEST UNIT READY command. */ + #define SCSI_CMD_TEST_UNIT_READY 0x00 + + /** SCSI Command Code for a READ CAPACITY (10) command. */ + #define SCSI_CMD_READ_CAPACITY_10 0x25 + + /** SCSI Command Code for a SEND DIAGNOSTIC command. */ + #define SCSI_CMD_SEND_DIAGNOSTIC 0x1D + + /** SCSI Command Code for a PREVENT ALLOW MEDIUM REMOVAL command. */ + #define SCSI_CMD_PREVENT_ALLOW_MEDIUM_REMOVAL 0x1E + + /** SCSI Command Code for a WRITE (10) command. */ + #define SCSI_CMD_WRITE_10 0x2A + + /** SCSI Command Code for a READ (10) command. */ + #define SCSI_CMD_READ_10 0x28 + + /** SCSI Command Code for a WRITE (6) command. */ + #define SCSI_CMD_WRITE_6 0x0A + + /** SCSI Command Code for a READ (6) command. */ + #define SCSI_CMD_READ_6 0x08 + + /** SCSI Command Code for a VERIFY (10) command. */ + #define SCSI_CMD_VERIFY_10 0x2F + + /** SCSI Command Code for a MODE SENSE (6) command. */ + #define SCSI_CMD_MODE_SENSE_6 0x1A + + /** SCSI Command Code for a MODE SENSE (10) command. */ + #define SCSI_CMD_MODE_SENSE_10 0x5A + + /** SCSI Sense Code to indicate no error has occurred. */ + #define SCSI_SENSE_KEY_GOOD 0x00 + + /** SCSI Sense Code to indicate that the device has recovered from an error. */ + #define SCSI_SENSE_KEY_RECOVERED_ERROR 0x01 + + /** SCSI Sense Code to indicate that the device is not ready for a new command. */ + #define SCSI_SENSE_KEY_NOT_READY 0x02 + + /** SCSI Sense Code to indicate an error whilst accessing the medium. */ + #define SCSI_SENSE_KEY_MEDIUM_ERROR 0x03 + + /** SCSI Sense Code to indicate a hardware has occurred. */ + #define SCSI_SENSE_KEY_HARDWARE_ERROR 0x04 + + /** SCSI Sense Code to indicate that an illegal request has been issued. */ + #define SCSI_SENSE_KEY_ILLEGAL_REQUEST 0x05 + + /** SCSI Sense Code to indicate that the unit requires attention from the host to indicate + * a reset event, medium removal or other condition. + */ + #define SCSI_SENSE_KEY_UNIT_ATTENTION 0x06 + + /** SCSI Sense Code to indicate that a write attempt on a protected block has been made. */ + #define SCSI_SENSE_KEY_DATA_PROTECT 0x07 + + /** SCSI Sense Code to indicate an error while trying to write to a write-once medium. */ + #define SCSI_SENSE_KEY_BLANK_CHECK 0x08 + + /** SCSI Sense Code to indicate a vendor specific error has occurred. */ + #define SCSI_SENSE_KEY_VENDOR_SPECIFIC 0x09 + + /** SCSI Sense Code to indicate that an EXTENDED COPY command has aborted due to an error. */ + #define SCSI_SENSE_KEY_COPY_ABORTED 0x0A + + /** SCSI Sense Code to indicate that the device has aborted the issued command. */ + #define SCSI_SENSE_KEY_ABORTED_COMMAND 0x0B + + /** SCSI Sense Code to indicate an attempt to write past the end of a partition has been made. */ + #define SCSI_SENSE_KEY_VOLUME_OVERFLOW 0x0D + + /** SCSI Sense Code to indicate that the source data did not match the data read from the medium. */ + #define SCSI_SENSE_KEY_MISCOMPARE 0x0E + + /** SCSI Additional Sense Code to indicate no additional sense information is available. */ + #define SCSI_ASENSE_NO_ADDITIONAL_INFORMATION 0x00 + + /** SCSI Additional Sense Code to indicate that the logical unit (LUN) addressed is not ready. */ + #define SCSI_ASENSE_LOGICAL_UNIT_NOT_READY 0x04 + + /** SCSI Additional Sense Code to indicate an invalid field was encountered while processing the issued command. */ + #define SCSI_ASENSE_INVALID_FIELD_IN_CDB 0x24 + + /** SCSI Additional Sense Code to indicate that an attempt to write to a protected area was made. */ + #define SCSI_ASENSE_WRITE_PROTECTED 0x27 + + /** SCSI Additional Sense Code to indicate an error whilst formatting the device medium. */ + #define SCSI_ASENSE_FORMAT_ERROR 0x31 + + /** SCSI Additional Sense Code to indicate an invalid command was issued. */ + #define SCSI_ASENSE_INVALID_COMMAND 0x20 + + /** SCSI Additional Sense Code to indicate a write to a block out outside of the medium's range was issued. */ + #define SCSI_ASENSE_LOGICAL_BLOCK_ADDRESS_OUT_OF_RANGE 0x21 + + /** SCSI Additional Sense Code to indicate that no removable medium is inserted into the device. */ + #define SCSI_ASENSE_MEDIUM_NOT_PRESENT 0x3A + + /** SCSI Additional Sense Qualifier Code to indicate no additional sense qualifier information is available. */ + #define SCSI_ASENSEQ_NO_QUALIFIER 0x00 + + /** SCSI Additional Sense Qualifier Code to indicate that a medium format command failed to complete. */ + #define SCSI_ASENSEQ_FORMAT_COMMAND_FAILED 0x01 + + /** SCSI Additional Sense Qualifier Code to indicate that an initializing command must be issued before the issued + * command can be executed. + */ + #define SCSI_ASENSEQ_INITIALIZING_COMMAND_REQUIRED 0x02 + + /** SCSI Additional Sense Qualifier Code to indicate that an operation is currently in progress. */ + #define SCSI_ASENSEQ_OPERATION_IN_PROGRESS 0x07 + + /* Type defines: */ + /** \brief Mass Storage Class Command Block Wrapper. + * + * Type define for a Command Block Wrapper, used in the Mass Storage Bulk-Only Transport protocol. */ + typedef struct + { + uint32_t Signature; /**< Command block signature, must be CBW_SIGNATURE to indicate a valid Command Block */ + uint32_t Tag; /**< Unique command ID value, to associate a command block wrapper with its command status wrapper */ + uint32_t DataTransferLength; /** Length of the optional data portion of the issued command, in bytes */ + uint8_t Flags; /**< Command block flags, indicating command data direction */ + uint8_t LUN; /**< Logical Unit number this command is issued to */ + uint8_t SCSICommandLength; /**< Length of the issued SCSI command within the SCSI command data array */ + uint8_t SCSICommandData[16]; /**< Issued SCSI command in the Command Block */ + } MS_CommandBlockWrapper_t; + + /** \brief Mass Storage Class Command Status Wrapper. + * + * Type define for a Command Status Wrapper, used in the Mass Storage Bulk-Only Transport protocol. + */ + typedef struct + { + uint32_t Signature; /**< Status block signature, must be CSW_SIGNATURE to indicate a valid Command Status */ + uint32_t Tag; /**< Unique command ID value, to associate a command block wrapper with its command status wrapper */ + uint32_t DataTransferResidue; /**< Number of bytes of data not processed in the SCSI command */ + uint8_t Status; /**< Status code of the issued command - a value from the MassStorage_CommandStatusCodes_t enum */ + } MS_CommandStatusWrapper_t; + + /** \brief Mass Storage Class SCSI Sense Structure + * + * Type define for a SCSI Sense structure. Structures of this type are filled out by the + * device via the MassStore_RequestSense() function, indicating the current sense data of the + * device (giving explicit error codes for the last issued command). For details of the + * structure contents, refer to the SCSI specifications. + */ + typedef struct + { + uint8_t ResponseCode; + + uint8_t SegmentNumber; + + unsigned char SenseKey : 4; + unsigned char _RESERVED1 : 1; + unsigned char ILI : 1; + unsigned char EOM : 1; + unsigned char FileMark : 1; + + uint8_t Information[4]; + uint8_t AdditionalLength; + uint8_t CmdSpecificInformation[4]; + uint8_t AdditionalSenseCode; + uint8_t AdditionalSenseQualifier; + uint8_t FieldReplaceableUnitCode; + uint8_t SenseKeySpecific[3]; + } SCSI_Request_Sense_Response_t; + + /** \brief Mass Storage Class SCSI Inquiry Structure. + * + * Type define for a SCSI Inquiry structure. Structures of this type are filled out by the + * device via the MassStore_Inquiry() function, retrieving the attached device's information. + * For details of the structure contents, refer to the SCSI specifications. + */ + typedef struct + { + unsigned char DeviceType : 5; + unsigned char PeripheralQualifier : 3; + + unsigned char _RESERVED1 : 7; + unsigned char Removable : 1; + + uint8_t Version; + + unsigned char ResponseDataFormat : 4; + unsigned char _RESERVED2 : 1; + unsigned char NormACA : 1; + unsigned char TrmTsk : 1; + unsigned char AERC : 1; + + uint8_t AdditionalLength; + uint8_t _RESERVED3[2]; + + unsigned char SoftReset : 1; + unsigned char CmdQue : 1; + unsigned char _RESERVED4 : 1; + unsigned char Linked : 1; + unsigned char Sync : 1; + unsigned char WideBus16Bit : 1; + unsigned char WideBus32Bit : 1; + unsigned char RelAddr : 1; + + uint8_t VendorID[8]; + uint8_t ProductID[16]; + uint8_t RevisionID[4]; + } SCSI_Inquiry_Response_t; + + /* Enums: */ + /** Enum for the possible command status wrapper return status codes. */ + enum MassStorage_CommandStatusCodes_t + { + SCSI_Command_Pass = 0, /**< Command completed with no error */ + SCSI_Command_Fail = 1, /**< Command failed to complete - host may check the exact error via a SCSI REQUEST SENSE command */ + SCSI_Phase_Error = 2 /**< Command failed due to being invalid in the current phase */ + }; + + /* Disable C linkage for C++ Compilers: */ + #if defined(__cplusplus) + } + #endif + +#endif + +/** @} */ |