diff options
author | Dean Camera <dean@fourwalledcubicle.com> | 2010-05-08 03:12:14 +0000 |
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committer | Dean Camera <dean@fourwalledcubicle.com> | 2010-05-08 03:12:14 +0000 |
commit | 071e02c6b6b4837fa9cf0b6d4c749994e02638d7 (patch) | |
tree | 960446788703b69f0bb285450be80c5b3d8cc22c /Demos/Device/LowLevel/MassStorage/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 'Demos/Device/LowLevel/MassStorage/MassStorage.h')
-rw-r--r-- | Demos/Device/LowLevel/MassStorage/MassStorage.h | 304 |
1 files changed, 152 insertions, 152 deletions
diff --git a/Demos/Device/LowLevel/MassStorage/MassStorage.h b/Demos/Device/LowLevel/MassStorage/MassStorage.h index 27d1e3b00..a0b23b979 100644 --- a/Demos/Device/LowLevel/MassStorage/MassStorage.h +++ b/Demos/Device/LowLevel/MassStorage/MassStorage.h @@ -1,152 +1,152 @@ -/*
- 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 MassStorage.c.
- */
-
-#ifndef _MASS_STORAGE_H_
-#define _MASS_STORAGE_H_
-
- /* Includes: */
- #include <avr/io.h>
- #include <avr/wdt.h>
- #include <avr/power.h>
- #include <avr/interrupt.h>
-
- #include "Descriptors.h"
-
- #include "Lib/SCSI.h"
- #include "Lib/DataflashManager.h"
-
- #include <LUFA/Version.h>
- #include <LUFA/Drivers/USB/USB.h>
- #include <LUFA/Drivers/Board/LEDs.h>
- #include <LUFA/Drivers/Board/Dataflash.h>
-
- /* 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
-
- /** Maximum length of a SCSI command which can be issued by the device or host in a Mass Storage bulk wrapper. */
- #define MAX_SCSI_COMMAND_LENGTH 16
-
- /** Total number of Logical Units (drives) in the device. The total device capacity is shared equally between
- * each drive - this can be set to any positive non-zero amount.
- */
- #define TOTAL_LUNS 1
-
- /** Blocks in each LUN, calculated from the total capacity divided by the total number of Logical Units in the device. */
- #define LUN_MEDIA_BLOCKS (VIRTUAL_MEMORY_BLOCKS / TOTAL_LUNS)
-
- /** Magic signature for a Command Block Wrapper used in the Mass Storage Bulk-Only transport protocol. */
- #define CBW_SIGNATURE 0x43425355UL
-
- /** Magic signature for a Command Status Wrapper used in the Mass Storage Bulk-Only transport protocol. */
- #define CSW_SIGNATURE 0x53425355UL
-
- /** Mask for a Command Block Wrapper's flags attribute to specify a command with data sent from host-to-device. */
- #define COMMAND_DIRECTION_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 COMMAND_DIRECTION_DATA_IN (1 << 7)
-
- /** LED mask for the library LED driver, to indicate that the USB interface is not ready. */
- #define LEDMASK_USB_NOTREADY LEDS_LED1
-
- /** LED mask for the library LED driver, to indicate that the USB interface is enumerating. */
- #define LEDMASK_USB_ENUMERATING (LEDS_LED2 | LEDS_LED3)
-
- /** LED mask for the library LED driver, to indicate that the USB interface is ready. */
- #define LEDMASK_USB_READY (LEDS_LED2 | LEDS_LED4)
-
- /** LED mask for the library LED driver, to indicate that an error has occurred in the USB interface. */
- #define LEDMASK_USB_ERROR (LEDS_LED1 | LEDS_LED3)
-
- /** LED mask for the library LED driver, to indicate that the USB interface is busy. */
- #define LEDMASK_USB_BUSY LEDS_LED2
-
- /* Type defines: */
- /** 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[MAX_SCSI_COMMAND_LENGTH]; /**< Issued SCSI command in the Command Block */
- } CommandBlockWrapper_t;
-
- /** 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 */
- } CommandStatusWrapper_t;
-
- /* Enums: */
- /** Enum for the possible command status wrapper return status codes. */
- enum MassStorage_CommandStatusCodes_t
- {
- Command_Pass = 0, /**< Command completed with no error */
- Command_Fail = 1, /**< Command failed to complete - host may check the exact error via a SCSI REQUEST SENSE command */
- Phase_Error = 2 /**< Command failed due to being invalid in the current phase */
- };
-
- /* Global Variables: */
- extern CommandBlockWrapper_t CommandBlock;
- extern CommandStatusWrapper_t CommandStatus;
- extern volatile bool IsMassStoreReset;
-
- /* Function Prototypes: */
- void SetupHardware(void);
- void MassStorage_Task(void);
-
- void EVENT_USB_Device_Connect(void);
- void EVENT_USB_Device_Disconnect(void);
- void EVENT_USB_Device_ConfigurationChanged(void);
- void EVENT_USB_Device_UnhandledControlRequest(void);
-
- #if defined(INCLUDE_FROM_MASSSTORAGE_C)
- static bool ReadInCommandBlock(void);
- static void ReturnCommandStatus(void);
- #endif
-
- uint8_t StreamCallback_AbortOnMassStoreReset(void);
-
-#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 MassStorage.c. + */ + +#ifndef _MASS_STORAGE_H_ +#define _MASS_STORAGE_H_ + + /* Includes: */ + #include <avr/io.h> + #include <avr/wdt.h> + #include <avr/power.h> + #include <avr/interrupt.h> + + #include "Descriptors.h" + + #include "Lib/SCSI.h" + #include "Lib/DataflashManager.h" + + #include <LUFA/Version.h> + #include <LUFA/Drivers/USB/USB.h> + #include <LUFA/Drivers/Board/LEDs.h> + #include <LUFA/Drivers/Board/Dataflash.h> + + /* 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 + + /** Maximum length of a SCSI command which can be issued by the device or host in a Mass Storage bulk wrapper. */ + #define MAX_SCSI_COMMAND_LENGTH 16 + + /** Total number of Logical Units (drives) in the device. The total device capacity is shared equally between + * each drive - this can be set to any positive non-zero amount. + */ + #define TOTAL_LUNS 1 + + /** Blocks in each LUN, calculated from the total capacity divided by the total number of Logical Units in the device. */ + #define LUN_MEDIA_BLOCKS (VIRTUAL_MEMORY_BLOCKS / TOTAL_LUNS) + + /** Magic signature for a Command Block Wrapper used in the Mass Storage Bulk-Only transport protocol. */ + #define CBW_SIGNATURE 0x43425355UL + + /** Magic signature for a Command Status Wrapper used in the Mass Storage Bulk-Only transport protocol. */ + #define CSW_SIGNATURE 0x53425355UL + + /** Mask for a Command Block Wrapper's flags attribute to specify a command with data sent from host-to-device. */ + #define COMMAND_DIRECTION_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 COMMAND_DIRECTION_DATA_IN (1 << 7) + + /** LED mask for the library LED driver, to indicate that the USB interface is not ready. */ + #define LEDMASK_USB_NOTREADY LEDS_LED1 + + /** LED mask for the library LED driver, to indicate that the USB interface is enumerating. */ + #define LEDMASK_USB_ENUMERATING (LEDS_LED2 | LEDS_LED3) + + /** LED mask for the library LED driver, to indicate that the USB interface is ready. */ + #define LEDMASK_USB_READY (LEDS_LED2 | LEDS_LED4) + + /** LED mask for the library LED driver, to indicate that an error has occurred in the USB interface. */ + #define LEDMASK_USB_ERROR (LEDS_LED1 | LEDS_LED3) + + /** LED mask for the library LED driver, to indicate that the USB interface is busy. */ + #define LEDMASK_USB_BUSY LEDS_LED2 + + /* Type defines: */ + /** 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[MAX_SCSI_COMMAND_LENGTH]; /**< Issued SCSI command in the Command Block */ + } CommandBlockWrapper_t; + + /** 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 */ + } CommandStatusWrapper_t; + + /* Enums: */ + /** Enum for the possible command status wrapper return status codes. */ + enum MassStorage_CommandStatusCodes_t + { + Command_Pass = 0, /**< Command completed with no error */ + Command_Fail = 1, /**< Command failed to complete - host may check the exact error via a SCSI REQUEST SENSE command */ + Phase_Error = 2 /**< Command failed due to being invalid in the current phase */ + }; + + /* Global Variables: */ + extern CommandBlockWrapper_t CommandBlock; + extern CommandStatusWrapper_t CommandStatus; + extern volatile bool IsMassStoreReset; + + /* Function Prototypes: */ + void SetupHardware(void); + void MassStorage_Task(void); + + void EVENT_USB_Device_Connect(void); + void EVENT_USB_Device_Disconnect(void); + void EVENT_USB_Device_ConfigurationChanged(void); + void EVENT_USB_Device_UnhandledControlRequest(void); + + #if defined(INCLUDE_FROM_MASSSTORAGE_C) + static bool ReadInCommandBlock(void); + static void ReturnCommandStatus(void); + #endif + + uint8_t StreamCallback_AbortOnMassStoreReset(void); + +#endif |