X-Git-Url: http://git.linex4red.de/pub/USBasp.git/blobdiff_plain/e331b531c6e6d93eb0eee42b9002074e8090ad18..071e02c6b6b4837fa9cf0b6d4c749994e02638d7:/Demos/Host/LowLevel/MassStorageHost/Lib/MassStoreCommands.h diff --git a/Demos/Host/LowLevel/MassStorageHost/Lib/MassStoreCommands.h b/Demos/Host/LowLevel/MassStorageHost/Lib/MassStoreCommands.h index 30b74a27f..546460607 100644 --- a/Demos/Host/LowLevel/MassStorageHost/Lib/MassStoreCommands.h +++ b/Demos/Host/LowLevel/MassStorageHost/Lib/MassStoreCommands.h @@ -1,209 +1,209 @@ -/* - 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 - * - * Header file for MassStoreCommands.c. - */ - -#ifndef _MASS_STORE_COMMANDS_H_ -#define _MASS_STORE_COMMANDS_H_ - - /* Includes: */ - #include - - #include "MassStorageHost.h" - #include "SCSI_Codes.h" - - #include - - /* Macros: */ - /** Class specific request to reset the Mass Storage interface of the attached device */ - #define REQ_MassStorageReset 0xFF - - /** Class specific request to retrieve the maximum Logical Unit Number (LUN) index of the attached device */ - #define REQ_GetMaxLUN 0xFE - - /** Command Block Wrapper signature byte, for verification of valid CBW blocks */ - #define CBW_SIGNATURE 0x43425355UL - - /** Command Static Wrapper signature byte, for verification of valid CSW blocks */ - #define CSW_SIGNATURE 0x53425355UL - - /** Data direction mask for the Flags field of a CBW, indicating Host-to-Device transfer direction */ - #define COMMAND_DIRECTION_DATA_OUT (0 << 7) - - /** Data direction mask for the Flags field of a CBW, indicating Device-to-Host transfer direction */ - #define COMMAND_DIRECTION_DATA_IN (1 << 7) - - /** Timeout period between the issuing of a CBW to a device, and the reception of the first packet */ - #define COMMAND_DATA_TIMEOUT_MS 10000 - - /** Pipe number of the Mass Storage data IN pipe */ - #define MASS_STORE_DATA_IN_PIPE 1 - - /** Pipe number of the Mass Storage data OUT pipe */ - #define MASS_STORE_DATA_OUT_PIPE 2 - - /** Additional error code for Mass Storage functions when a device returns a logical command failure */ - #define MASS_STORE_SCSI_COMMAND_FAILED 0xC0 - - /* Type defines: */ - /** Type define for a Mass Storage class Command Block Wrapper, used to wrap SCSI - * commands for transport over the USB bulk endpoints to the device. - */ - typedef struct - { - uint32_t Signature; /**< Command block signature, always equal to CBW_SIGNATURE */ - uint32_t Tag; /**< Current CBW tag, to positively associate a CBW with a CSW (filled automatically) */ - uint32_t DataTransferLength; /**< Length of data to transfer, following the CBW */ - uint8_t Flags; /**< Block flags, equal to one of the COMMAND_DIRECTION_DATA_* macros */ - uint8_t LUN; /**< Logical Unit Number the CBW is addressed to in the device */ - uint8_t SCSICommandLength; /**< Length of the SCSI command in the CBW */ - uint8_t SCSICommandData[16]; /**< SCSI command to issue to the device */ - } CommandBlockWrapper_t; - - /** Type define for a Mass Storage class Command Status Wrapper, used to wrap SCSI - * responses for transport over the USB bulk endpoints from the device. - */ - typedef struct - { - uint32_t Signature; /**< Command status signature, always equal to CSW_SIGNATURE */ - uint32_t Tag; /**< Current CBW tag, to positively associate a CBW with a CSW */ - uint32_t DataTransferResidue; /**< Length of data not transferred */ - uint8_t Status; /**< Command status, a value from the MassStorageHost_CommandStatusCodes_t enum */ - } CommandStatusWrapper_t; - - /** 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; - - /** 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; - - /** SCSI capacity structure, to hold the total capacity of the device in both the number - * of blocks in the current LUN, and the size of each block. This structure is filled by - * the device when the MassStore_ReadCapacity() function is called. - */ - typedef struct - { - uint32_t Blocks; /**< Number of blocks in the addressed LUN of the device */ - uint32_t BlockSize; /**< Number of bytes in each block in the addressed LUN */ - } SCSI_Capacity_t; - - /* Enums: */ - /** CSW status return codes, indicating the overall status of the issued CBW */ - enum MassStorageHost_CommandStatusCodes_t - { - Command_Pass = 0, /**< Command completed successfully */ - Command_Fail = 1, /**< Command failed to complete successfully */ - Phase_Error = 2 /**< Phase error while processing the issued command */ - }; - - /* Function Prototypes: */ - #if defined(INCLUDE_FROM_MASSSTORE_COMMANDS_C) - static uint8_t MassStore_SendCommand(CommandBlockWrapper_t* SCSICommandBlock, void* BufferPtr); - static uint8_t MassStore_WaitForDataReceived(void); - static uint8_t MassStore_SendReceiveData(CommandBlockWrapper_t* SCSICommandBlock, void* BufferPtr) ATTR_NON_NULL_PTR_ARG(1); - static uint8_t MassStore_GetReturnedStatus(CommandStatusWrapper_t* SCSICommandStatus) ATTR_NON_NULL_PTR_ARG(1); - #endif - - uint8_t MassStore_MassStorageReset(void); - uint8_t MassStore_GetMaxLUN(uint8_t* const MaxLUNIndex); - uint8_t MassStore_RequestSense(const uint8_t LUNIndex, SCSI_Request_Sense_Response_t* const SensePtr) - ATTR_NON_NULL_PTR_ARG(2); - uint8_t MassStore_Inquiry(const uint8_t LUNIndex, SCSI_Inquiry_Response_t* const InquiryPtr) - ATTR_NON_NULL_PTR_ARG(2); - uint8_t MassStore_ReadDeviceBlock(const uint8_t LUNIndex, const uint32_t BlockAddress, - const uint8_t Blocks, const uint16_t BlockSize, void* BufferPtr) ATTR_NON_NULL_PTR_ARG(5); - uint8_t MassStore_WriteDeviceBlock(const uint8_t LUNIndex, const uint32_t BlockAddress, - const uint8_t Blocks, const uint16_t BlockSize, void* BufferPtr) ATTR_NON_NULL_PTR_ARG(5); - uint8_t MassStore_ReadCapacity(const uint8_t LUNIndex, SCSI_Capacity_t* const CapacityPtr) - ATTR_NON_NULL_PTR_ARG(2); - uint8_t MassStore_TestUnitReady(const uint8_t LUNIndex); - uint8_t MassStore_PreventAllowMediumRemoval(const uint8_t LUNIndex, const bool PreventRemoval); - -#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 + * + * Header file for MassStoreCommands.c. + */ + +#ifndef _MASS_STORE_COMMANDS_H_ +#define _MASS_STORE_COMMANDS_H_ + + /* Includes: */ + #include + + #include "MassStorageHost.h" + #include "SCSI_Codes.h" + + #include + + /* Macros: */ + /** Class specific request to reset the Mass Storage interface of the attached device */ + #define REQ_MassStorageReset 0xFF + + /** Class specific request to retrieve the maximum Logical Unit Number (LUN) index of the attached device */ + #define REQ_GetMaxLUN 0xFE + + /** Command Block Wrapper signature byte, for verification of valid CBW blocks */ + #define CBW_SIGNATURE 0x43425355UL + + /** Command Static Wrapper signature byte, for verification of valid CSW blocks */ + #define CSW_SIGNATURE 0x53425355UL + + /** Data direction mask for the Flags field of a CBW, indicating Host-to-Device transfer direction */ + #define COMMAND_DIRECTION_DATA_OUT (0 << 7) + + /** Data direction mask for the Flags field of a CBW, indicating Device-to-Host transfer direction */ + #define COMMAND_DIRECTION_DATA_IN (1 << 7) + + /** Timeout period between the issuing of a CBW to a device, and the reception of the first packet */ + #define COMMAND_DATA_TIMEOUT_MS 10000 + + /** Pipe number of the Mass Storage data IN pipe */ + #define MASS_STORE_DATA_IN_PIPE 1 + + /** Pipe number of the Mass Storage data OUT pipe */ + #define MASS_STORE_DATA_OUT_PIPE 2 + + /** Additional error code for Mass Storage functions when a device returns a logical command failure */ + #define MASS_STORE_SCSI_COMMAND_FAILED 0xC0 + + /* Type defines: */ + /** Type define for a Mass Storage class Command Block Wrapper, used to wrap SCSI + * commands for transport over the USB bulk endpoints to the device. + */ + typedef struct + { + uint32_t Signature; /**< Command block signature, always equal to CBW_SIGNATURE */ + uint32_t Tag; /**< Current CBW tag, to positively associate a CBW with a CSW (filled automatically) */ + uint32_t DataTransferLength; /**< Length of data to transfer, following the CBW */ + uint8_t Flags; /**< Block flags, equal to one of the COMMAND_DIRECTION_DATA_* macros */ + uint8_t LUN; /**< Logical Unit Number the CBW is addressed to in the device */ + uint8_t SCSICommandLength; /**< Length of the SCSI command in the CBW */ + uint8_t SCSICommandData[16]; /**< SCSI command to issue to the device */ + } CommandBlockWrapper_t; + + /** Type define for a Mass Storage class Command Status Wrapper, used to wrap SCSI + * responses for transport over the USB bulk endpoints from the device. + */ + typedef struct + { + uint32_t Signature; /**< Command status signature, always equal to CSW_SIGNATURE */ + uint32_t Tag; /**< Current CBW tag, to positively associate a CBW with a CSW */ + uint32_t DataTransferResidue; /**< Length of data not transferred */ + uint8_t Status; /**< Command status, a value from the MassStorageHost_CommandStatusCodes_t enum */ + } CommandStatusWrapper_t; + + /** 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; + + /** 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; + + /** SCSI capacity structure, to hold the total capacity of the device in both the number + * of blocks in the current LUN, and the size of each block. This structure is filled by + * the device when the MassStore_ReadCapacity() function is called. + */ + typedef struct + { + uint32_t Blocks; /**< Number of blocks in the addressed LUN of the device */ + uint32_t BlockSize; /**< Number of bytes in each block in the addressed LUN */ + } SCSI_Capacity_t; + + /* Enums: */ + /** CSW status return codes, indicating the overall status of the issued CBW */ + enum MassStorageHost_CommandStatusCodes_t + { + Command_Pass = 0, /**< Command completed successfully */ + Command_Fail = 1, /**< Command failed to complete successfully */ + Phase_Error = 2 /**< Phase error while processing the issued command */ + }; + + /* Function Prototypes: */ + #if defined(INCLUDE_FROM_MASSSTORE_COMMANDS_C) + static uint8_t MassStore_SendCommand(CommandBlockWrapper_t* SCSICommandBlock, void* BufferPtr); + static uint8_t MassStore_WaitForDataReceived(void); + static uint8_t MassStore_SendReceiveData(CommandBlockWrapper_t* SCSICommandBlock, void* BufferPtr) ATTR_NON_NULL_PTR_ARG(1); + static uint8_t MassStore_GetReturnedStatus(CommandStatusWrapper_t* SCSICommandStatus) ATTR_NON_NULL_PTR_ARG(1); + #endif + + uint8_t MassStore_MassStorageReset(void); + uint8_t MassStore_GetMaxLUN(uint8_t* const MaxLUNIndex); + uint8_t MassStore_RequestSense(const uint8_t LUNIndex, SCSI_Request_Sense_Response_t* const SensePtr) + ATTR_NON_NULL_PTR_ARG(2); + uint8_t MassStore_Inquiry(const uint8_t LUNIndex, SCSI_Inquiry_Response_t* const InquiryPtr) + ATTR_NON_NULL_PTR_ARG(2); + uint8_t MassStore_ReadDeviceBlock(const uint8_t LUNIndex, const uint32_t BlockAddress, + const uint8_t Blocks, const uint16_t BlockSize, void* BufferPtr) ATTR_NON_NULL_PTR_ARG(5); + uint8_t MassStore_WriteDeviceBlock(const uint8_t LUNIndex, const uint32_t BlockAddress, + const uint8_t Blocks, const uint16_t BlockSize, void* BufferPtr) ATTR_NON_NULL_PTR_ARG(5); + uint8_t MassStore_ReadCapacity(const uint8_t LUNIndex, SCSI_Capacity_t* const CapacityPtr) + ATTR_NON_NULL_PTR_ARG(2); + uint8_t MassStore_TestUnitReady(const uint8_t LUNIndex); + uint8_t MassStore_PreventAllowMediumRemoval(const uint8_t LUNIndex, const bool PreventRemoval); + +#endif