X-Git-Url: http://git.linex4red.de/pub/USBasp.git/blobdiff_plain/a8871c7fba73307226bd13e2cad4c840c850e6f1..d881e0cbf691793ab6e5fe24f091549a007e009a:/LUFA/Drivers/USB/Class/Host/MassStorage.h
diff --git a/LUFA/Drivers/USB/Class/Host/MassStorage.h b/LUFA/Drivers/USB/Class/Host/MassStorage.h
index 4feac0e7b..ff336f8c3 100644
--- a/LUFA/Drivers/USB/Class/Host/MassStorage.h
+++ b/LUFA/Drivers/USB/Class/Host/MassStorage.h
@@ -1,21 +1,21 @@
/*
LUFA Library
- Copyright (C) Dean Camera, 2010.
-
+ Copyright (C) Dean Camera, 2011.
+
dean [at] fourwalledcubicle [dot] com
- www.fourwalledcubicle.com
+ www.lufa-lib.org
*/
/*
- Copyright 2010 Dean Camera (dean [at] fourwalledcubicle [dot] com)
+ Copyright 2011 Dean Camera (dean [at] fourwalledcubicle [dot] com)
- Permission to use, copy, modify, distribute, and sell this
+ 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
+ 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
+ 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
@@ -33,18 +33,18 @@
*
* Host mode driver 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.
+ * \note This file should not be included directly. It is automatically included as needed by the USB module driver
+ * dispatch header located in LUFA/Drivers/USB.h.
*/
/** \ingroup Group_USBClassMS
- * @defgroup Group_USBClassMassStorageHost Mass Storage Class Host Mode Driver
+ * \defgroup Group_USBClassMassStorageHost Mass Storage Class Host Mode Driver
*
* \section Sec_Dependencies Module Source Dependencies
* The following files must be built with any user project that uses this module:
* - LUFA/Drivers/USB/Class/Host/MassStorage.c (Makefile source module name: LUFA_SRC_USBCLASS)
*
- * \section Module Description
+ * \section Sec_ModDescription Module Description
* Host Mode USB Class driver framework interface, for the Mass Storage USB Class driver.
*
* @{
@@ -56,7 +56,7 @@
/* Includes: */
#include "../../USB.h"
#include "../Common/MassStorage.h"
-
+
/* Enable C linkage for C++ Compilers: */
#if defined(__cplusplus)
extern "C" {
@@ -64,19 +64,19 @@
/* Preprocessor Checks: */
#if !defined(__INCLUDE_FROM_MS_DRIVER)
- #error Do not include this file directly. Include LUFA/Drivers/Class/MassStorage.h instead.
+ #error Do not include this file directly. Include LUFA/Drivers/USB.h instead.
#endif
/* Public Interface - May be used in end-application: */
/* Macros: */
/** Error code for some Mass Storage Host functions, indicating a logical (and not hardware) error. */
#define MS_ERROR_LOGICAL_CMD_FAILED 0x80
-
+
/* Type Defines: */
/** \brief Mass Storage Class Host Mode Configuration and State Structure.
*
* Class state structure. An instance of this structure should be made within the user application,
- * and passed to each of the Mass Storage class driver functions as the MSInterfaceInfo parameter. This
+ * and passed to each of the Mass Storage class driver functions as the \c MSInterfaceInfo parameter. This
* stores each Mass Storage interface's configuration and state information.
*/
typedef struct
@@ -101,14 +101,14 @@
uint16_t DataINPipeSize; /**< Size in bytes of the Mass Storage interface's IN data pipe. */
uint16_t DataOUTPipeSize; /**< Size in bytes of the Mass Storage interface's OUT data pipe. */
-
+
uint32_t TransactionTag; /**< Current transaction tag for data synchronizing of packets. */
} State; /**< State data for the USB class interface within the device. All elements in this section
* may be set to initial values, but may also be ignored to default to sane values when
* the interface is enumerated.
*/
} USB_ClassInfo_MS_Host_t;
-
+
/** \brief SCSI Device LUN Capacity Structure.
*
* SCSI capacity structure, to hold the total capacity of the device in both the number
@@ -127,8 +127,9 @@
MS_ENUMERROR_NoError = 0, /**< Configuration Descriptor was processed successfully. */
MS_ENUMERROR_InvalidConfigDescriptor = 1, /**< The device returned an invalid Configuration Descriptor. */
MS_ENUMERROR_NoCompatibleInterfaceFound = 2, /**< A compatible Mass Storage interface was not found in the device's Configuration Descriptor. */
+ MS_ENUMERROR_PipeConfigurationFailed = 3, /**< One or more pipes for the specified interface could not be configured correctly. */
};
-
+
/* Function Prototypes: */
/** Host interface configuration routine, to configure a given Mass Storage host interface instance using the
* Configuration Descriptor read from an attached USB device. This function automatically updates the given Mass
@@ -136,10 +137,6 @@
* is found within the device. This should be called once after the stack has enumerated the attached device, while
* the host state machine is in the Addressed state.
*
- * \note The pipe index numbers as given in the interface's configuration structure must not overlap with any other
- * interface, or pipe bank corruption will occur. Gaps in the allocated pipe numbers or non-sequential indexes
- * within a single interface is allowed, but no two interfaces of any type have have interleaved pipe indexes.
- *
* \param[in,out] MSInterfaceInfo Pointer to a structure containing an MS Class host configuration and state.
* \param[in] ConfigDescriptorSize Length of the attached device's Configuration Descriptor.
* \param[in] ConfigDescriptorData Pointer to a buffer containing the attached device's Configuration Descriptor.
@@ -151,7 +148,8 @@
void* ConfigDescriptorData) ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(3);
/** Sends a MASS STORAGE RESET control request to the attached device, resetting the Mass Storage Interface
- * and readying it for the next Mass Storage command.
+ * and readying it for the next Mass Storage command. This should be called after a failed SCSI request to
+ * ensure the attached Mass Storage device is ready to receive the next command.
*
* \param[in,out] MSInterfaceInfo Pointer to a structure containing a MS Class host configuration and state.
*
@@ -217,7 +215,7 @@
const uint8_t LUNIndex,
SCSI_Capacity_t* const DeviceCapacity) ATTR_NON_NULL_PTR_ARG(1)
ATTR_NON_NULL_PTR_ARG(3);
-
+
/** Retrieves the device sense data, indicating the current device state and error codes for the previously
* issued command.
*
@@ -234,7 +232,7 @@
const uint8_t LUNIndex,
SCSI_Request_Sense_Response_t* const SenseData) ATTR_NON_NULL_PTR_ARG(1)
ATTR_NON_NULL_PTR_ARG(3);
-
+
/** Issues a PREVENT MEDIUM REMOVAL command, to logically (or, depending on the type of device, physically) lock
* the device from removal so that blocks of data on the medium can be read or altered.
*
@@ -243,14 +241,14 @@
*
* \param[in,out] MSInterfaceInfo Pointer to a structure containing a MS Class host configuration and state.
* \param[in] LUNIndex LUN index within the device the command is being issued to.
- * \param[in] PreventRemoval Boolean true if the device should be locked from removal, false otherwise.
+ * \param[in] PreventRemoval Boolean \c true if the device should be locked from removal, \c false otherwise.
*
* \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum or \ref MS_ERROR_LOGICAL_CMD_FAILED if not ready.
*/
uint8_t MS_Host_PreventAllowMediumRemoval(USB_ClassInfo_MS_Host_t* const MSInterfaceInfo,
const uint8_t LUNIndex,
const bool PreventRemoval) ATTR_NON_NULL_PTR_ARG(1);
-
+
/** Reads blocks of data from the attached Mass Storage device's medium.
*
* \pre This function must only be called when the Host state machine is in the \ref HOST_STATE_Configured state or the
@@ -271,7 +269,7 @@
const uint8_t Blocks,
const uint16_t BlockSize,
void* BlockBuffer) ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(6);
-
+
/** Writes blocks of data to the attached Mass Storage device's medium.
*
* \pre This function must only be called when the Host state machine is in the \ref HOST_STATE_Configured state or the
@@ -300,7 +298,7 @@
*
* \param[in,out] MSInterfaceInfo Pointer to a structure containing an Mass Storage Class host configuration and state.
*/
- static inline void MS_Host_USBTask(USB_ClassInfo_MS_Host_t* const MSInterfaceInfo);
+ static inline void MS_Host_USBTask(USB_ClassInfo_MS_Host_t* const MSInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1) ATTR_ALWAYS_INLINE;
static inline void MS_Host_USBTask(USB_ClassInfo_MS_Host_t* const MSInterfaceInfo)
{
(void)MSInterfaceInfo;
@@ -309,39 +307,28 @@
/* Private Interface - For use in library only: */
#if !defined(__DOXYGEN__)
/* Macros: */
- #define MASS_STORE_CLASS 0x08
- #define MASS_STORE_SUBCLASS 0x06
- #define MASS_STORE_PROTOCOL 0x50
-
- #define REQ_MassStorageReset 0xFF
- #define REQ_GetMaxLUN 0xFE
-
- #define CBW_SIGNATURE 0x43425355UL
- #define CSW_SIGNATURE 0x53425355UL
-
- #define COMMAND_DIRECTION_DATA_OUT (0 << 7)
- #define COMMAND_DIRECTION_DATA_IN (1 << 7)
-
- #define COMMAND_DATA_TIMEOUT_MS 10000
-
+ #define MS_COMMAND_DATA_TIMEOUT_MS 10000
+
/* Function Prototypes: */
- #if defined(__INCLUDE_FROM_MS_CLASS_HOST_C)
- static uint8_t DCOMP_MS_Host_NextMSInterface(void* const CurrentDescriptor) ATTR_NON_NULL_PTR_ARG(1);
- static uint8_t DCOMP_MS_Host_NextMSInterfaceEndpoint(void* const CurrentDescriptor) ATTR_NON_NULL_PTR_ARG(1);
-
+ #if defined(__INCLUDE_FROM_MASSSTORAGE_HOST_C)
static uint8_t MS_Host_SendCommand(USB_ClassInfo_MS_Host_t* const MSInterfaceInfo,
MS_CommandBlockWrapper_t* const SCSICommandBlock,
const void* const BufferPtr) ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(2);
static uint8_t MS_Host_WaitForDataReceived(USB_ClassInfo_MS_Host_t* const MSInterfaceInfo) ATTR_NON_NULL_PTR_ARG(1);
- static uint8_t MS_Host_SendReceiveData(USB_ClassInfo_MS_Host_t* const MSInterfaceInfo,
+ static uint8_t MS_Host_SendReceiveData(USB_ClassInfo_MS_Host_t* const MSInterfaceInfo,
MS_CommandBlockWrapper_t* const SCSICommandBlock,
- void* BufferPtr) ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(2);
+ void* BufferPtr) ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(2);
static uint8_t MS_Host_GetReturnedStatus(USB_ClassInfo_MS_Host_t* const MSInterfaceInfo,
MS_CommandStatusWrapper_t* const SCSICommandStatus)
ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(2);
+
+ static uint8_t DCOMP_MS_Host_NextMSInterface(void* const CurrentDescriptor)
+ ATTR_WARN_UNUSED_RESULT ATTR_NON_NULL_PTR_ARG(1);
+ static uint8_t DCOMP_MS_Host_NextMSInterfaceEndpoint(void* const CurrentDescriptor)
+ ATTR_WARN_UNUSED_RESULT ATTR_NON_NULL_PTR_ARG(1);
#endif
#endif
-
+
/* Disable C linkage for C++ Compilers: */
#if defined(__cplusplus)
}
@@ -350,3 +337,4 @@
#endif
/** @} */
+