diff options
| author | Håvard Espeland <gus@ping.uio.no> | 2011-02-05 19:26:39 +0100 |
|---|---|---|
| committer | Håvard Espeland <gus@ping.uio.no> | 2011-02-05 19:26:39 +0100 |
| commit | 237ea87c4fcb4865863fc15e07e179323caa7881 (patch) | |
| tree | 335e30779a31862aaed984b058db3599a5df33e1 /LUFA/Drivers/USB/HighLevel | |
| download | at90usb-bootloader-237ea87c4fcb4865863fc15e07e179323caa7881.tar.gz at90usb-bootloader-237ea87c4fcb4865863fc15e07e179323caa7881.tar.bz2 at90usb-bootloader-237ea87c4fcb4865863fc15e07e179323caa7881.tar.xz at90usb-bootloader-237ea87c4fcb4865863fc15e07e179323caa7881.zip | |
Fork of LUFA CDC Bootloader
Initial commit
Diffstat (limited to 'LUFA/Drivers/USB/HighLevel')
22 files changed, 4664 insertions, 0 deletions
diff --git a/LUFA/Drivers/USB/HighLevel/ConfigDescriptor.c b/LUFA/Drivers/USB/HighLevel/ConfigDescriptor.c new file mode 100644 index 0000000..977d9e1 --- /dev/null +++ b/LUFA/Drivers/USB/HighLevel/ConfigDescriptor.c @@ -0,0 +1,142 @@ +/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2010.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ 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.
+*/
+
+#define __INCLUDE_FROM_USB_DRIVER
+#include "ConfigDescriptor.h"
+
+#if defined(USB_CAN_BE_HOST)
+uint8_t USB_Host_GetDeviceConfigDescriptor(uint8_t ConfigNumber, uint16_t* const ConfigSizePtr,
+ void* BufferPtr, uint16_t BufferSize)
+{
+ uint8_t ErrorCode;
+ uint8_t ConfigHeader[sizeof(USB_Descriptor_Configuration_Header_t)];
+
+ USB_ControlRequest = (USB_Request_Header_t)
+ {
+ .bmRequestType = (REQDIR_DEVICETOHOST | REQTYPE_STANDARD | REQREC_DEVICE),
+ .bRequest = REQ_GetDescriptor,
+ .wValue = ((DTYPE_Configuration << 8) | (ConfigNumber - 1)),
+ .wIndex = 0,
+ .wLength = sizeof(USB_Descriptor_Configuration_Header_t),
+ };
+
+ Pipe_SelectPipe(PIPE_CONTROLPIPE);
+
+ if ((ErrorCode = USB_Host_SendControlRequest(ConfigHeader)) != HOST_SENDCONTROL_Successful)
+ return ErrorCode;
+
+ *ConfigSizePtr = DESCRIPTOR_PCAST(ConfigHeader, USB_Descriptor_Configuration_Header_t)->TotalConfigurationSize;
+
+ if (*ConfigSizePtr > BufferSize)
+ return HOST_GETCONFIG_BuffOverflow;
+
+ USB_ControlRequest.wLength = *ConfigSizePtr;
+
+ if ((ErrorCode = USB_Host_SendControlRequest(BufferPtr)) != HOST_SENDCONTROL_Successful)
+ return ErrorCode;
+
+ if (DESCRIPTOR_TYPE(BufferPtr) != DTYPE_Configuration)
+ return HOST_GETCONFIG_InvalidData;
+
+ return HOST_GETCONFIG_Successful;
+}
+#endif
+
+void USB_GetNextDescriptorOfType(uint16_t* const BytesRem,
+ void** const CurrConfigLoc,
+ const uint8_t Type)
+{
+ while (*BytesRem)
+ {
+ USB_GetNextDescriptor(BytesRem, CurrConfigLoc);
+
+ if (DESCRIPTOR_TYPE(*CurrConfigLoc) == Type)
+ return;
+ }
+}
+
+void USB_GetNextDescriptorOfTypeBefore(uint16_t* const BytesRem,
+ void** const CurrConfigLoc,
+ const uint8_t Type,
+ const uint8_t BeforeType)
+{
+ while (*BytesRem)
+ {
+ USB_GetNextDescriptor(BytesRem, CurrConfigLoc);
+
+ if (DESCRIPTOR_TYPE(*CurrConfigLoc) == Type)
+ {
+ return;
+ }
+ else if (DESCRIPTOR_TYPE(*CurrConfigLoc) == BeforeType)
+ {
+ *BytesRem = 0;
+ return;
+ }
+ }
+}
+
+void USB_GetNextDescriptorOfTypeAfter(uint16_t* const BytesRem,
+ void** const CurrConfigLoc,
+ const uint8_t Type,
+ const uint8_t AfterType)
+{
+ USB_GetNextDescriptorOfType(BytesRem, CurrConfigLoc, AfterType);
+
+ if (*BytesRem)
+ USB_GetNextDescriptorOfType(BytesRem, CurrConfigLoc, Type);
+}
+
+uint8_t USB_GetNextDescriptorComp(uint16_t* const BytesRem, void** const CurrConfigLoc, ConfigComparatorPtr_t const ComparatorRoutine)
+{
+ uint8_t ErrorCode;
+
+ while (*BytesRem)
+ {
+ uint8_t* PrevDescLoc = *CurrConfigLoc;
+ uint16_t PrevBytesRem = *BytesRem;
+
+ USB_GetNextDescriptor(BytesRem, CurrConfigLoc);
+
+ if ((ErrorCode = ComparatorRoutine(*CurrConfigLoc)) != DESCRIPTOR_SEARCH_NotFound)
+ {
+ if (ErrorCode == DESCRIPTOR_SEARCH_Fail)
+ {
+ *CurrConfigLoc = PrevDescLoc;
+ *BytesRem = PrevBytesRem;
+ }
+
+ return ErrorCode;
+ }
+ }
+
+ return DESCRIPTOR_SEARCH_COMP_EndOfDescriptor;
+}
+
diff --git a/LUFA/Drivers/USB/HighLevel/ConfigDescriptor.h b/LUFA/Drivers/USB/HighLevel/ConfigDescriptor.h new file mode 100644 index 0000000..dc33391 --- /dev/null +++ b/LUFA/Drivers/USB/HighLevel/ConfigDescriptor.h @@ -0,0 +1,287 @@ +/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2010.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ 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 Configuration descriptor parser API.
+ *
+ * This section of the library gives a friendly API which can be used in host applications to easily
+ * parse an attached device's configuration descriptor so that endpoint, interface and other descriptor
+ * data can be extracted and used as needed.
+ *
+ * \note This file should not be included directly. It is automatically included as needed by the USB driver
+ * dispatch header located in LUFA/Drivers/USB/USB.h.
+ */
+
+/** \ingroup Group_Descriptors
+ * @defgroup Group_ConfigDescriptorParser Configuration Descriptor Parser
+ *
+ * Functions, macros, variables, enums and types related to the parsing of Configuration Descriptors.
+ *
+ * @{
+ */
+
+#ifndef __CONFIGDESCRIPTOR_H__
+#define __CONFIGDESCRIPTOR_H__
+
+ /* Includes: */
+ #include <stdint.h>
+
+ #include "../../../Common/Common.h"
+ #include "HostStandardReq.h"
+ #include "USBMode.h"
+ #include "StdDescriptors.h"
+
+ /* Enable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ extern "C" {
+ #endif
+
+ /* Preprocessor Checks: */
+ #if !defined(__INCLUDE_FROM_USB_DRIVER)
+ #error Do not include this file directly. Include LUFA/Drivers/USB/USB.h instead.
+ #endif
+
+ /* Public Interface - May be used in end-application: */
+ /* Macros: */
+ /** Mask for determining the type of an endpoint from an endpoint descriptor. This should then be compared
+ * with the EP_TYPE_* masks to determine the exact type of the endpoint.
+ */
+ #define EP_TYPE_MASK 0x03
+
+ /** Casts a pointer to a descriptor inside the configuration descriptor into a pointer to the given
+ * descriptor type.
+ *
+ * Usage Example:
+ * \code
+ * uint8_t* CurrDescriptor = &ConfigDescriptor[0]; // Pointing to the configuration header
+ * USB_Descriptor_Configuration_Header_t* ConfigHeaderPtr = DESCRIPTOR_PCAST(CurrDescriptor,
+ * USB_Descriptor_Configuration_Header_t);
+ *
+ * // Can now access elements of the configuration header struct using the -> indirection operator
+ * \endcode
+ */
+ #define DESCRIPTOR_PCAST(DescriptorPtr, Type) ((Type*)(DescriptorPtr))
+
+ /** Casts a pointer to a descriptor inside the configuration descriptor into the given descriptor
+ * type (as an actual struct instance rather than a pointer to a struct).
+ *
+ * Usage Example:
+ * \code
+ * uint8_t* CurrDescriptor = &ConfigDescriptor[0]; // Pointing to the configuration header
+ * USB_Descriptor_Configuration_Header_t ConfigHeader = DESCRIPTOR_CAST(CurrDescriptor,
+ * USB_Descriptor_Configuration_Header_t);
+ *
+ * // Can now access elements of the configuration header struct using the . operator
+ * \endcode
+ */
+ #define DESCRIPTOR_CAST(DescriptorPtr, Type) (*DESCRIPTOR_PCAST(DescriptorPtr, Type))
+
+ /** Returns the descriptor's type, expressed as the 8-bit type value in the header of the descriptor.
+ * This value's meaning depends on the descriptor's placement in the descriptor, but standard type
+ * values can be accessed in the \ref USB_DescriptorTypes_t enum.
+ */
+ #define DESCRIPTOR_TYPE(DescriptorPtr) DESCRIPTOR_PCAST(DescriptorPtr, USB_Descriptor_Header_t)->Type
+
+ /** Returns the descriptor's size, expressed as the 8-bit value indicating the number of bytes. */
+ #define DESCRIPTOR_SIZE(DescriptorPtr) DESCRIPTOR_PCAST(DescriptorPtr, USB_Descriptor_Header_t)->Size
+
+ /* Type Defines: */
+ /** Type define for a Configuration Descriptor comparator function (function taking a pointer to an array
+ * of type void, returning a uint8_t value).
+ *
+ * \see \ref USB_GetNextDescriptorComp function for more details.
+ */
+ typedef uint8_t (* ConfigComparatorPtr_t)(void*);
+
+ /* Enums: */
+ /** Enum for the possible return codes of the \ref USB_Host_GetDeviceConfigDescriptor() function. */
+ enum USB_Host_GetConfigDescriptor_ErrorCodes_t
+ {
+ HOST_GETCONFIG_Successful = 0, /**< No error occurred while retrieving the configuration descriptor. */
+ HOST_GETCONFIG_DeviceDisconnect = 1, /**< The attached device was disconnected while retrieving the configuration
+ * descriptor.
+ */
+ HOST_GETCONFIG_PipeError = 2, /**< An error occurred in the pipe while sending the request. */
+ HOST_GETCONFIG_SetupStalled = 3, /**< The attached device stalled the request to retrieve the configuration
+ * descriptor.
+ */
+ HOST_GETCONFIG_SoftwareTimeOut = 4, /**< The request or data transfer timed out. */
+ HOST_GETCONFIG_BuffOverflow = 5, /**< The device's configuration descriptor is too large to fit into the allocated
+ * buffer.
+ */
+ HOST_GETCONFIG_InvalidData = 6, /**< The device returned invalid configuration descriptor data. */
+ };
+
+ /** Enum for return values of a descriptor comparator function. */
+ enum DSearch_Return_ErrorCodes_t
+ {
+ DESCRIPTOR_SEARCH_Found = 0, /**< Current descriptor matches comparator criteria. */
+ DESCRIPTOR_SEARCH_Fail = 1, /**< No further descriptor could possibly match criteria, fail the search. */
+ DESCRIPTOR_SEARCH_NotFound = 2, /**< Current descriptor does not match comparator criteria. */
+ };
+
+ /** Enum for return values of \ref USB_GetNextDescriptorComp(). */
+ enum DSearch_Comp_Return_ErrorCodes_t
+ {
+ DESCRIPTOR_SEARCH_COMP_Found = 0, /**< Configuration descriptor now points to descriptor which matches
+ * search criteria of the given comparator function. */
+ DESCRIPTOR_SEARCH_COMP_Fail = 1, /**< Comparator function returned Descriptor_Search_Fail. */
+ DESCRIPTOR_SEARCH_COMP_EndOfDescriptor = 2, /**< End of configuration descriptor reached before match found. */
+ };
+
+ /* Function Prototypes: */
+ /** Retrieves the configuration descriptor data from an attached device via a standard request into a buffer,
+ * including validity and size checking to prevent a buffer overflow.
+ *
+ * \param[in] ConfigNumber Device configuration descriptor number to fetch from the device (usually set to 1 for
+ * single configuration devices).
+ * \param[in,out] ConfigSizePtr Pointer to a uint16_t for storing the retrieved configuration descriptor size.
+ * \param[out] BufferPtr Pointer to the buffer for storing the configuration descriptor data.
+ * \param[out] BufferSize Size of the allocated buffer where the configuration descriptor is to be stored.
+ *
+ * \return A value from the \ref USB_Host_GetConfigDescriptor_ErrorCodes_t enum.
+ */
+ uint8_t USB_Host_GetDeviceConfigDescriptor(uint8_t ConfigNumber, uint16_t* const ConfigSizePtr, void* BufferPtr,
+ uint16_t BufferSize) ATTR_NON_NULL_PTR_ARG(2) ATTR_NON_NULL_PTR_ARG(3);
+
+ /** Skips to the next sub-descriptor inside the configuration descriptor of the specified type value.
+ * The bytes remaining value is automatically decremented.
+ *
+ * \param[in,out] BytesRem Pointer to the number of bytes remaining of the configuration descriptor.
+ * \param[in,out] CurrConfigLoc Pointer to the current descriptor inside the configuration descriptor.
+ * \param[in] Type Descriptor type value to search for.
+ */
+ void USB_GetNextDescriptorOfType(uint16_t* const BytesRem,
+ void** const CurrConfigLoc,
+ const uint8_t Type)
+ ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(2);
+
+ /** Skips to the next sub-descriptor inside the configuration descriptor of the specified type value,
+ * which must come before a descriptor of the second given type value. If the BeforeType type
+ * descriptor is reached first, the number of bytes remaining to process is set to zero and the
+ * function exits. The bytes remaining value is automatically decremented.
+ *
+ * \param[in,out] BytesRem Pointer to the number of bytes remaining of the configuration descriptor.
+ * \param[in,out] CurrConfigLoc Pointer to the current descriptor inside the configuration descriptor.
+ * \param[in] Type Descriptor type value to search for.
+ * \param[in] BeforeType Descriptor type value which must not be reached before the given Type descriptor.
+ */
+ void USB_GetNextDescriptorOfTypeBefore(uint16_t* const BytesRem,
+ void** const CurrConfigLoc,
+ const uint8_t Type,
+ const uint8_t BeforeType)
+ ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(2);
+
+ /** Skips to the next sub-descriptor inside the configuration descriptor of the specified type value,
+ * which must come after a descriptor of the second given type value. The bytes remaining value is
+ * automatically decremented.
+ *
+ * \param[in,out] BytesRem Pointer to the number of bytes remaining of the configuration descriptor.
+ * \param[in,out] CurrConfigLoc Pointer to the current descriptor inside the configuration descriptor.
+ * \param[in] Type Descriptor type value to search for.
+ * \param[in] AfterType Descriptor type value which must be reached before the given Type descriptor.
+ */
+ void USB_GetNextDescriptorOfTypeAfter(uint16_t* const BytesRem,
+ void** const CurrConfigLoc,
+ const uint8_t Type,
+ const uint8_t AfterType)
+ ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(2);
+
+ /** Searches for the next descriptor in the given configuration descriptor using a pre-made comparator
+ * function. The routine updates the position and remaining configuration descriptor bytes values
+ * automatically. If a comparator routine fails a search, the descriptor pointer is retreated back
+ * so that the next descriptor search invocation will start from the descriptor which first caused the
+ * original search to fail. This behaviour allows for one comparator to be used immediately after another
+ * has failed, starting the second search from the descriptor which failed the first.
+ *
+ * Comparator functions should be standard functions which accept a pointer to the header of the current
+ * descriptor inside the configuration descriptor which is being compared, and should return a value from
+ * the \ref DSearch_Return_ErrorCodes_t enum as a uint8_t value.
+ *
+ * \note This function is available in USB Host mode only.
+ *
+ * \param[in,out] BytesRem Pointer to an int storing the remaining bytes in the configuration descriptor.
+ * \param[in,out] CurrConfigLoc Pointer to the current position in the configuration descriptor.
+ * \param[in] ComparatorRoutine Name of the comparator search function to use on the configuration descriptor.
+ *
+ * \return Value of one of the members of the \ref DSearch_Comp_Return_ErrorCodes_t enum.
+ *
+ * Usage Example:
+ * \code
+ * uint8_t EndpointSearcher(void* CurrentDescriptor); // Comparator Prototype
+ *
+ * uint8_t EndpointSearcher(void* CurrentDescriptor)
+ * {
+ * if (DESCRIPTOR_TYPE(CurrentDescriptor) == DTYPE_Endpoint)
+ * return DESCRIPTOR_SEARCH_Found;
+ * else
+ * return DESCRIPTOR_SEARCH_NotFound;
+ * }
+ *
+ * //...
+ * // After retrieving configuration descriptor:
+ * if (USB_Host_GetNextDescriptorComp(&BytesRemaining, &CurrentConfigLoc, EndpointSearcher) ==
+ * Descriptor_Search_Comp_Found)
+ * {
+ * // Do something with the endpoint descriptor
+ * }
+ * \endcode
+ */
+ uint8_t USB_GetNextDescriptorComp(uint16_t* const BytesRem,
+ void** const CurrConfigLoc,
+ ConfigComparatorPtr_t const ComparatorRoutine);
+
+ /* Inline Functions: */
+ /** Skips over the current sub-descriptor inside the configuration descriptor, so that the pointer then
+ points to the next sub-descriptor. The bytes remaining value is automatically decremented.
+ *
+ * \param[in,out] BytesRem Pointer to the number of bytes remaining of the configuration descriptor.
+ * \param[in,out] CurrConfigLoc Pointer to the current descriptor inside the configuration descriptor.
+ */
+ static inline void USB_GetNextDescriptor(uint16_t* const BytesRem,
+ void** CurrConfigLoc) ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(2);
+ static inline void USB_GetNextDescriptor(uint16_t* const BytesRem,
+ void** CurrConfigLoc)
+ {
+ uint16_t CurrDescriptorSize = DESCRIPTOR_CAST(*CurrConfigLoc, USB_Descriptor_Header_t).Size;
+
+ *CurrConfigLoc = ((uint8_t*)*CurrConfigLoc) + CurrDescriptorSize;
+ *BytesRem -= CurrDescriptorSize;
+ }
+
+ /* Disable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ }
+ #endif
+
+#endif
+
+/** @} */
+
diff --git a/LUFA/Drivers/USB/HighLevel/DeviceStandardReq.c b/LUFA/Drivers/USB/HighLevel/DeviceStandardReq.c new file mode 100644 index 0000000..a27151e --- /dev/null +++ b/LUFA/Drivers/USB/HighLevel/DeviceStandardReq.c @@ -0,0 +1,382 @@ +/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2010.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ 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.
+*/
+
+#define __INCLUDE_FROM_USB_DRIVER
+#include "USBMode.h"
+
+#if defined(USB_CAN_BE_DEVICE)
+
+#define __INCLUDE_FROM_DEVICESTDREQ_C
+#include "DeviceStandardReq.h"
+
+uint8_t USB_ConfigurationNumber;
+
+#if !defined(NO_DEVICE_SELF_POWER)
+bool USB_CurrentlySelfPowered;
+#endif
+
+#if !defined(NO_DEVICE_REMOTE_WAKEUP)
+bool USB_RemoteWakeupEnabled;
+#endif
+
+void USB_Device_ProcessControlRequest(void)
+{
+ uint8_t* RequestHeader = (uint8_t*)&USB_ControlRequest;
+
+ for (uint8_t RequestHeaderByte = 0; RequestHeaderByte < sizeof(USB_Request_Header_t); RequestHeaderByte++)
+ *(RequestHeader++) = Endpoint_Read_Byte();
+
+ EVENT_USB_Device_ControlRequest();
+
+ if (Endpoint_IsSETUPReceived())
+ {
+ uint8_t bmRequestType = USB_ControlRequest.bmRequestType;
+
+ switch (USB_ControlRequest.bRequest)
+ {
+ case REQ_GetStatus:
+ if ((bmRequestType == (REQDIR_DEVICETOHOST | REQTYPE_STANDARD | REQREC_DEVICE)) ||
+ (bmRequestType == (REQDIR_DEVICETOHOST | REQTYPE_STANDARD | REQREC_ENDPOINT)))
+ {
+ USB_Device_GetStatus();
+ }
+
+ break;
+ case REQ_ClearFeature:
+ case REQ_SetFeature:
+ if ((bmRequestType == (REQDIR_HOSTTODEVICE | REQTYPE_STANDARD | REQREC_DEVICE)) ||
+ (bmRequestType == (REQDIR_HOSTTODEVICE | REQTYPE_STANDARD | REQREC_ENDPOINT)))
+ {
+ USB_Device_ClearSetFeature();
+ }
+
+ break;
+ case REQ_SetAddress:
+ if (bmRequestType == (REQDIR_HOSTTODEVICE | REQTYPE_STANDARD | REQREC_DEVICE))
+ USB_Device_SetAddress();
+
+ break;
+ case REQ_GetDescriptor:
+ if ((bmRequestType == (REQDIR_DEVICETOHOST | REQTYPE_STANDARD | REQREC_DEVICE)) ||
+ (bmRequestType == (REQDIR_DEVICETOHOST | REQTYPE_STANDARD | REQREC_INTERFACE)))
+ {
+ USB_Device_GetDescriptor();
+ }
+
+ break;
+ case REQ_GetConfiguration:
+ if (bmRequestType == (REQDIR_DEVICETOHOST | REQTYPE_STANDARD | REQREC_DEVICE))
+ USB_Device_GetConfiguration();
+
+ break;
+ case REQ_SetConfiguration:
+ if (bmRequestType == (REQDIR_HOSTTODEVICE | REQTYPE_STANDARD | REQREC_DEVICE))
+ USB_Device_SetConfiguration();
+
+ break;
+ }
+ }
+
+ if (Endpoint_IsSETUPReceived())
+ {
+ Endpoint_StallTransaction();
+ Endpoint_ClearSETUP();
+ }
+}
+
+static void USB_Device_SetAddress(void)
+{
+ uint8_t DeviceAddress = (USB_ControlRequest.wValue & 0x7F);
+
+ ATOMIC_BLOCK(ATOMIC_RESTORESTATE)
+ {
+ Endpoint_ClearSETUP();
+
+ Endpoint_ClearStatusStage();
+
+ while (!(Endpoint_IsINReady()));
+
+ USB_DeviceState = (DeviceAddress) ? DEVICE_STATE_Addressed : DEVICE_STATE_Default;
+
+ USB_Device_SetDeviceAddress(DeviceAddress);
+ }
+}
+
+static void USB_Device_SetConfiguration(void)
+{
+ #if defined(FIXED_NUM_CONFIGURATIONS)
+ if ((uint8_t)USB_ControlRequest.wValue > FIXED_NUM_CONFIGURATIONS)
+ return;
+ #else
+ USB_Descriptor_Device_t* DevDescriptorPtr;
+
+ #if defined(USE_FLASH_DESCRIPTORS)
+ #define MemoryAddressSpace MEMSPACE_FLASH
+ #elif defined(USE_EEPROM_DESCRIPTORS)
+ #define MemoryAddressSpace MEMSPACE_EEPROM
+ #elif defined(USE_SRAM_DESCRIPTORS)
+ #define MemoryAddressSpace MEMSPACE_SRAM
+ #else
+ uint8_t MemoryAddressSpace;
+ #endif
+
+ if (CALLBACK_USB_GetDescriptor((DTYPE_Device << 8), 0, (void*)&DevDescriptorPtr
+ #if !defined(USE_FLASH_DESCRIPTORS) && !defined(USE_EEPROM_DESCRIPTORS) && !defined(USE_RAM_DESCRIPTORS)
+ , &MemoryAddressSpace
+ #endif
+ ) == NO_DESCRIPTOR)
+ {
+ return;
+ }
+
+ if (MemoryAddressSpace == MEMSPACE_FLASH)
+ {
+ if (((uint8_t)USB_ControlRequest.wValue > pgm_read_byte(&DevDescriptorPtr->NumberOfConfigurations)))
+ return;
+ }
+ else if (MemoryAddressSpace == MEMSPACE_EEPROM)
+ {
+ if (((uint8_t)USB_ControlRequest.wValue > eeprom_read_byte(&DevDescriptorPtr->NumberOfConfigurations)))
+ return;
+ }
+ else
+ {
+ if ((uint8_t)USB_ControlRequest.wValue > DevDescriptorPtr->NumberOfConfigurations)
+ return;
+ }
+ #endif
+
+ Endpoint_ClearSETUP();
+
+ USB_ConfigurationNumber = (uint8_t)USB_ControlRequest.wValue;
+
+ Endpoint_ClearStatusStage();
+
+ if (USB_ConfigurationNumber)
+ USB_DeviceState = DEVICE_STATE_Configured;
+ else
+ USB_DeviceState = (USB_Device_IsAddressSet()) ? DEVICE_STATE_Configured : DEVICE_STATE_Powered;
+
+ EVENT_USB_Device_ConfigurationChanged();
+}
+
+static void USB_Device_GetConfiguration(void)
+{
+ Endpoint_ClearSETUP();
+
+ Endpoint_Write_Byte(USB_ConfigurationNumber);
+ Endpoint_ClearIN();
+
+ Endpoint_ClearStatusStage();
+}
+
+#if !defined(NO_INTERNAL_SERIAL) && (USE_INTERNAL_SERIAL != NO_DESCRIPTOR)
+static void USB_Device_GetInternalSerialDescriptor(void)
+{
+ struct
+ {
+ USB_Descriptor_Header_t Header;
+ wchar_t UnicodeString[20];
+ } SignatureDescriptor;
+
+ SignatureDescriptor.Header.Type = DTYPE_String;
+ SignatureDescriptor.Header.Size = sizeof(SignatureDescriptor);
+
+ ATOMIC_BLOCK(ATOMIC_RESTORESTATE)
+ {
+ uint8_t SigReadAddress = 0x0E;
+
+ for (uint8_t SerialCharNum = 0; SerialCharNum < 20; SerialCharNum++)
+ {
+ uint8_t SerialByte = boot_signature_byte_get(SigReadAddress);
+
+ if (SerialCharNum & 0x01)
+ {
+ SerialByte >>= 4;
+ SigReadAddress++;
+ }
+
+ SerialByte &= 0x0F;
+
+ SignatureDescriptor.UnicodeString[SerialCharNum] = (SerialByte >= 10) ?
+ (('A' - 10) + SerialByte) : ('0' + SerialByte);
+ }
+ }
+
+ Endpoint_ClearSETUP();
+
+ Endpoint_Write_Control_Stream_LE(&SignatureDescriptor, sizeof(SignatureDescriptor));
+
+ Endpoint_ClearOUT();
+}
+#endif
+
+static void USB_Device_GetDescriptor(void)
+{
+ const void* DescriptorPointer;
+ uint16_t DescriptorSize;
+
+ #if !defined(USE_FLASH_DESCRIPTORS) && !defined(USE_EEPROM_DESCRIPTORS) && !defined(USE_RAM_DESCRIPTORS)
+ uint8_t DescriptorAddressSpace;
+ #endif
+
+ #if !defined(NO_INTERNAL_SERIAL) && (USE_INTERNAL_SERIAL != NO_DESCRIPTOR)
+ if (USB_ControlRequest.wValue == ((DTYPE_String << 8) | USE_INTERNAL_SERIAL))
+ {
+ USB_Device_GetInternalSerialDescriptor();
+ return;
+ }
+ #endif
+
+ if ((DescriptorSize = CALLBACK_USB_GetDescriptor(USB_ControlRequest.wValue, USB_ControlRequest.wIndex,
+ &DescriptorPointer
+ #if !defined(USE_FLASH_DESCRIPTORS) && !defined(USE_EEPROM_DESCRIPTORS) && !defined(USE_RAM_DESCRIPTORS)
+ , &DescriptorAddressSpace
+ #endif
+ )) == NO_DESCRIPTOR)
+ {
+ return;
+ }
+
+ Endpoint_ClearSETUP();
+
+ #if defined(USE_RAM_DESCRIPTORS)
+ Endpoint_Write_Control_Stream_LE(DescriptorPointer, DescriptorSize);
+ #elif defined(USE_EEPROM_DESCRIPTORS)
+ Endpoint_Write_Control_EStream_LE(DescriptorPointer, DescriptorSize);
+ #elif defined(USE_FLASH_DESCRIPTORS)
+ Endpoint_Write_Control_PStream_LE(DescriptorPointer, DescriptorSize);
+ #else
+ if (DescriptorAddressSpace == MEMSPACE_FLASH)
+ Endpoint_Write_Control_PStream_LE(DescriptorPointer, DescriptorSize);
+ else if (DescriptorAddressSpace == MEMSPACE_EEPROM)
+ Endpoint_Write_Control_EStream_LE(DescriptorPointer, DescriptorSize);
+ else
+ Endpoint_Write_Control_Stream_LE(DescriptorPointer, DescriptorSize);
+ #endif
+
+ Endpoint_ClearOUT();
+}
+
+static void USB_Device_GetStatus(void)
+{
+ uint8_t CurrentStatus = 0;
+
+ switch (USB_ControlRequest.bmRequestType)
+ {
+ #if !defined(NO_DEVICE_SELF_POWER) || !defined(NO_DEVICE_REMOTE_WAKEUP)
+ case (REQDIR_DEVICETOHOST | REQTYPE_STANDARD | REQREC_DEVICE):
+ #if !defined(NO_DEVICE_SELF_POWER)
+ if (USB_CurrentlySelfPowered)
+ CurrentStatus |= FEATURE_SELFPOWERED_ENABLED;
+ #endif
+
+ #if !defined(NO_DEVICE_REMOTE_WAKEUP)
+ if (USB_RemoteWakeupEnabled)
+ CurrentStatus |= FEATURE_REMOTE_WAKEUP_ENABLED;
+ #endif
+ break;
+ #endif
+ #if !defined(CONTROL_ONLY_DEVICE)
+ case (REQDIR_DEVICETOHOST | REQTYPE_STANDARD | REQREC_ENDPOINT):
+ Endpoint_SelectEndpoint((uint8_t)USB_ControlRequest.wIndex & ENDPOINT_EPNUM_MASK);
+
+ CurrentStatus = Endpoint_IsStalled();
+
+ Endpoint_SelectEndpoint(ENDPOINT_CONTROLEP);
+
+ break;
+ #endif
+ default:
+ return;
+ }
+
+ Endpoint_ClearSETUP();
+
+ Endpoint_Write_Word_LE(CurrentStatus);
+ Endpoint_ClearIN();
+
+ Endpoint_ClearStatusStage();
+}
+
+static void USB_Device_ClearSetFeature(void)
+{
+ switch (USB_ControlRequest.bmRequestType & CONTROL_REQTYPE_RECIPIENT)
+ {
+ #if !defined(NO_DEVICE_REMOTE_WAKEUP)
+ case REQREC_DEVICE:
+ if ((uint8_t)USB_ControlRequest.wValue == FEATURE_SEL_DeviceRemoteWakeup)
+ USB_RemoteWakeupEnabled = (USB_ControlRequest.bRequest == REQ_SetFeature);
+ else
+ return;
+
+ break;
+ #endif
+ #if !defined(CONTROL_ONLY_DEVICE)
+ case REQREC_ENDPOINT:
+ if ((uint8_t)USB_ControlRequest.wValue == FEATURE_SEL_EndpointHalt)
+ {
+ uint8_t EndpointIndex = ((uint8_t)USB_ControlRequest.wIndex & ENDPOINT_EPNUM_MASK);
+
+ if (EndpointIndex == ENDPOINT_CONTROLEP)
+ return;
+
+ Endpoint_SelectEndpoint(EndpointIndex);
+
+ if (Endpoint_IsEnabled())
+ {
+ if (USB_ControlRequest.bRequest == REQ_SetFeature)
+ {
+ Endpoint_StallTransaction();
+ }
+ else
+ {
+ Endpoint_ClearStall();
+ Endpoint_ResetFIFO(EndpointIndex);
+ Endpoint_ResetDataToggle();
+ }
+ }
+ }
+
+ break;
+ #endif
+ default:
+ return;
+ }
+
+ Endpoint_SelectEndpoint(ENDPOINT_CONTROLEP);
+
+ Endpoint_ClearSETUP();
+
+ Endpoint_ClearStatusStage();
+}
+
+#endif
+
diff --git a/LUFA/Drivers/USB/HighLevel/DeviceStandardReq.h b/LUFA/Drivers/USB/HighLevel/DeviceStandardReq.h new file mode 100644 index 0000000..df5a79a --- /dev/null +++ b/LUFA/Drivers/USB/HighLevel/DeviceStandardReq.h @@ -0,0 +1,165 @@ +/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2010.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ 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 USB device standard request management.
+ *
+ * This file contains the function prototypes necessary for the processing of incoming standard control requests
+ * when the library is in USB device mode.
+ *
+ * \note This file should not be included directly. It is automatically included as needed by the USB driver
+ * dispatch header located in LUFA/Drivers/USB/USB.h.
+ */
+
+#ifndef __DEVICESTDREQ_H__
+#define __DEVICESTDREQ_H__
+
+ /* Includes: */
+ #include <avr/pgmspace.h>
+ #include <avr/eeprom.h>
+ #include <avr/boot.h>
+ #include <util/atomic.h>
+ #include <stdint.h>
+ #include <stdbool.h>
+
+ #include "StdDescriptors.h"
+ #include "Events.h"
+ #include "StdRequestType.h"
+ #include "USBTask.h"
+ #include "../LowLevel/USBController.h"
+
+ /* Enable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ extern "C" {
+ #endif
+
+ /* Preprocessor Checks: */
+ #if !defined(__INCLUDE_FROM_USB_DRIVER)
+ #error Do not include this file directly. Include LUFA/Drivers/USB/USB.h instead.
+ #endif
+
+ /* Public Interface - May be used in end-application: */
+ /* Macros: */
+ #if defined(USE_SINGLE_DEVICE_CONFIGURATION)
+ #define FIXED_NUM_CONFIGURATIONS 1
+ #endif
+
+ /* Enums: */
+ #if !defined(USE_FLASH_DESCRIPTORS) && !defined(USE_EEPROM_DESCRIPTORS) && !defined(USE_RAM_DESCRIPTORS)
+ /** Enum for the possible descriptor memory spaces, for the MemoryAddressSpace of the
+ * \ref CALLBACK_USB_GetDescriptor() function. This can be used when none of the USE_*_DESCRIPTORS
+ * compile time options are used, to indicate in which memory space the descriptor is stored.
+ *
+ * \ingroup Group_Device
+ */
+ enum USB_DescriptorMemorySpaces_t
+ {
+ MEMSPACE_FLASH = 0, /**< Indicates the requested descriptor is located in FLASH memory. */
+ MEMSPACE_EEPROM = 1, /**< Indicates the requested descriptor is located in EEPROM memory. */
+ MEMSPACE_RAM = 2, /**< Indicates the requested descriptor is located in RAM memory. */
+ };
+ #endif
+
+ /* Global Variables: */
+ /** Indicates the currently set configuration number of the device. USB devices may have several
+ * different configurations which the host can select between; this indicates the currently selected
+ * value, or 0 if no configuration has been selected.
+ *
+ * \note This variable should be treated as read-only in the user application, and never manually
+ * changed in value.
+ *
+ * \ingroup Group_Device
+ */
+ extern uint8_t USB_ConfigurationNumber;
+
+ #if !defined(NO_DEVICE_REMOTE_WAKEUP)
+ /** Indicates if the host is currently allowing the device to issue remote wakeup events. If this
+ * flag is cleared, the device should not issue remote wakeup events to the host.
+ *
+ * \note This variable should be treated as read-only in the user application, and never manually
+ * changed in value.
+ * \n\n
+ *
+ * \note To reduce FLASH usage of the compiled applications where Remote Wakeup is not supported,
+ * this global and the underlying management code can be disabled by defining the
+ * NO_DEVICE_REMOTE_WAKEUP token in the project makefile and passing it to the compiler via
+ * the -D switch.
+ *
+ * \ingroup Group_Device
+ */
+ extern bool USB_RemoteWakeupEnabled;
+ #endif
+
+ #if !defined(NO_DEVICE_SELF_POWER)
+ /** Indicates if the device is currently being powered by its own power supply, rather than being
+ * powered by the host's USB supply. This flag should remain cleared if the device does not
+ * support self powered mode, as indicated in the device descriptors.
+ *
+ * \ingroup Group_Device
+ */
+ extern bool USB_CurrentlySelfPowered;
+ #endif
+
+ /* Private Interface - For use in library only: */
+ #if !defined(__DOXYGEN__)
+ #if defined(USE_RAM_DESCRIPTORS) && defined(USE_EEPROM_DESCRIPTORS)
+ #error USE_RAM_DESCRIPTORS and USE_EEPROM_DESCRIPTORS are mutually exclusive.
+ #elif defined(USE_RAM_DESCRIPTORS) && defined(USE_FLASH_DESCRIPTORS)
+ #error USE_RAM_DESCRIPTORS and USE_FLASH_DESCRIPTORS are mutually exclusive.
+ #elif defined(USE_FLASH_DESCRIPTORS) && defined(USE_EEPROM_DESCRIPTORS)
+ #error USE_FLASH_DESCRIPTORS and USE_EEPROM_DESCRIPTORS are mutually exclusive.
+ #elif defined(USE_FLASH_DESCRIPTORS) && defined(USE_EEPROM_DESCRIPTORS) && defined(USE_RAM_DESCRIPTORS)
+ #error Only one of the USE_*_DESCRIPTORS modes should be selected.
+ #endif
+
+ /* Function Prototypes: */
+ void USB_Device_ProcessControlRequest(void);
+
+ #if defined(__INCLUDE_FROM_DEVICESTDREQ_C)
+ static void USB_Device_SetAddress(void);
+ static void USB_Device_SetConfiguration(void);
+ static void USB_Device_GetConfiguration(void);
+ static void USB_Device_GetDescriptor(void);
+ static void USB_Device_GetStatus(void);
+ static void USB_Device_ClearSetFeature(void);
+
+ #if !defined(NO_INTERNAL_SERIAL) && (USE_INTERNAL_SERIAL != NO_DESCRIPTOR)
+ static void USB_Device_GetInternalSerialDescriptor(void);
+ #endif
+ #endif
+ #endif
+
+ /* Disable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ }
+ #endif
+
+#endif
+
diff --git a/LUFA/Drivers/USB/HighLevel/EndpointStream.c b/LUFA/Drivers/USB/HighLevel/EndpointStream.c new file mode 100644 index 0000000..7e92b7e --- /dev/null +++ b/LUFA/Drivers/USB/HighLevel/EndpointStream.c @@ -0,0 +1,233 @@ +/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2010.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ 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.
+*/
+
+#define __INCLUDE_FROM_USB_DRIVER
+#include "USBMode.h"
+
+#if defined(USB_CAN_BE_DEVICE)
+
+#include "EndpointStream.h"
+
+#if !defined(CONTROL_ONLY_DEVICE)
+uint8_t Endpoint_Discard_Stream(uint16_t Length
+ __CALLBACK_PARAM)
+{
+ uint8_t ErrorCode;
+
+ if ((ErrorCode = Endpoint_WaitUntilReady()))
+ return ErrorCode;
+
+ #if defined(FAST_STREAM_TRANSFERS)
+ uint8_t BytesRemToAlignment = (Endpoint_BytesInEndpoint() & 0x07);
+
+ if (Length >= 8)
+ {
+ Length -= BytesRemToAlignment;
+
+ switch (BytesRemToAlignment)
+ {
+ default:
+ do
+ {
+ if (!(Endpoint_IsReadWriteAllowed()))
+ {
+ Endpoint_ClearOUT();
+
+ #if !defined(NO_STREAM_CALLBACKS)
+ if ((Callback != NULL) && (Callback() == STREAMCALLBACK_Abort))
+ return ENDPOINT_RWSTREAM_CallbackAborted;
+ #endif
+
+ if ((ErrorCode = Endpoint_WaitUntilReady()))
+ return ErrorCode;
+ }
+
+ Length -= 8;
+
+ Endpoint_Discard_Byte();
+ case 7: Endpoint_Discard_Byte();
+ case 6: Endpoint_Discard_Byte();
+ case 5: Endpoint_Discard_Byte();
+ case 4: Endpoint_Discard_Byte();
+ case 3: Endpoint_Discard_Byte();
+ case 2: Endpoint_Discard_Byte();
+ case 1: Endpoint_Discard_Byte();
+ } while (Length >= 8);
+ }
+ }
+ #endif
+
+ while (Length)
+ {
+ if (!(Endpoint_IsReadWriteAllowed()))
+ {
+ Endpoint_ClearOUT();
+
+ #if !defined(NO_STREAM_CALLBACKS)
+ if ((Callback != NULL) && (Callback() == STREAMCALLBACK_Abort))
+ return ENDPOINT_RWSTREAM_CallbackAborted;
+ #endif
+
+ if ((ErrorCode = Endpoint_WaitUntilReady()))
+ return ErrorCode;
+ }
+ else
+ {
+ Endpoint_Discard_Byte();
+ Length--;
+ }
+ }
+
+ return ENDPOINT_RWSTREAM_NoError;
+}
+
+#define TEMPLATE_FUNC_NAME Endpoint_Write_Stream_LE
+#define TEMPLATE_BUFFER_TYPE const void*
+#define TEMPLATE_CLEAR_ENDPOINT() Endpoint_ClearIN()
+#define TEMPLATE_BUFFER_OFFSET(Length) 0
+#define TEMPLATE_TRANSFER_BYTE(BufferPtr) Endpoint_Write_Byte(*((uint8_t*)BufferPtr++))
+#include "Template/Template_Endpoint_RW.c"
+
+#define TEMPLATE_FUNC_NAME Endpoint_Write_PStream_LE
+#define TEMPLATE_BUFFER_TYPE const void*
+#define TEMPLATE_CLEAR_ENDPOINT() Endpoint_ClearIN()
+#define TEMPLATE_BUFFER_OFFSET(Length) 0
+#define TEMPLATE_TRANSFER_BYTE(BufferPtr) Endpoint_Write_Byte(pgm_read_byte((uint8_t*)BufferPtr++))
+#include "Template/Template_Endpoint_RW.c"
+
+#define TEMPLATE_FUNC_NAME Endpoint_Write_EStream_LE
+#define TEMPLATE_BUFFER_TYPE const void*
+#define TEMPLATE_CLEAR_ENDPOINT() Endpoint_ClearIN()
+#define TEMPLATE_BUFFER_OFFSET(Length) 0
+#define TEMPLATE_TRANSFER_BYTE(BufferPtr) Endpoint_Write_Byte(eeprom_read_byte((uint8_t*)BufferPtr++))
+#include "Template/Template_Endpoint_RW.c"
+
+#define TEMPLATE_FUNC_NAME Endpoint_Write_Stream_BE
+#define TEMPLATE_BUFFER_TYPE const void*
+#define TEMPLATE_CLEAR_ENDPOINT() Endpoint_ClearIN()
+#define TEMPLATE_BUFFER_OFFSET(Length) (Length - 1)
+#define TEMPLATE_TRANSFER_BYTE(BufferPtr) Endpoint_Write_Byte(*((uint8_t*)BufferPtr--))
+#include "Template/Template_Endpoint_RW.c"
+
+#define TEMPLATE_FUNC_NAME Endpoint_Write_EStream_BE
+#define TEMPLATE_BUFFER_TYPE const void*
+#define TEMPLATE_CLEAR_ENDPOINT() Endpoint_ClearIN()
+#define TEMPLATE_BUFFER_OFFSET(Length) (Length - 1)
+#define TEMPLATE_TRANSFER_BYTE(BufferPtr) Endpoint_Write_Byte(eeprom_read_byte((uint8_t*)BufferPtr--))
+#include "Template/Template_Endpoint_RW.c"
+
+#define TEMPLATE_FUNC_NAME Endpoint_Write_PStream_BE
+#define TEMPLATE_BUFFER_TYPE const void*
+#define TEMPLATE_CLEAR_ENDPOINT() Endpoint_ClearIN()
+#define TEMPLATE_BUFFER_OFFSET(Length) (Length - 1)
+#define TEMPLATE_TRANSFER_BYTE(BufferPtr) Endpoint_Write_Byte(pgm_read_byte((uint8_t*)BufferPtr--))
+#include "Template/Template_Endpoint_RW.c"
+
+#define TEMPLATE_FUNC_NAME Endpoint_Read_Stream_LE
+#define TEMPLATE_BUFFER_TYPE void*
+#define TEMPLATE_CLEAR_ENDPOINT() Endpoint_ClearOUT()
+#define TEMPLATE_BUFFER_OFFSET(Length) 0
+#define TEMPLATE_TRANSFER_BYTE(BufferPtr) *((uint8_t*)BufferPtr++) = Endpoint_Read_Byte()
+#include "Template/Template_Endpoint_RW.c"
+
+#define TEMPLATE_FUNC_NAME Endpoint_Read_EStream_LE
+#define TEMPLATE_BUFFER_TYPE void*
+#define TEMPLATE_CLEAR_ENDPOINT() Endpoint_ClearOUT()
+#define TEMPLATE_BUFFER_OFFSET(Length) 0
+#define TEMPLATE_TRANSFER_BYTE(BufferPtr) eeprom_update_byte((uint8_t*)BufferPtr++, Endpoint_Read_Byte())
+#include "Template/Template_Endpoint_RW.c"
+
+#define TEMPLATE_FUNC_NAME Endpoint_Read_Stream_BE
+#define TEMPLATE_BUFFER_TYPE void*
+#define TEMPLATE_CLEAR_ENDPOINT() Endpoint_ClearOUT()
+#define TEMPLATE_BUFFER_OFFSET(Length) (Length - 1)
+#define TEMPLATE_TRANSFER_BYTE(BufferPtr) *((uint8_t*)BufferPtr--) = Endpoint_Read_Byte()
+#include "Template/Template_Endpoint_RW.c"
+
+#define TEMPLATE_FUNC_NAME Endpoint_Read_EStream_BE
+#define TEMPLATE_BUFFER_TYPE void*
+#define TEMPLATE_CLEAR_ENDPOINT() Endpoint_ClearOUT()
+#define TEMPLATE_BUFFER_OFFSET(Length) (Length - 1)
+#define TEMPLATE_TRANSFER_BYTE(BufferPtr) eeprom_update_byte((uint8_t*)BufferPtr--, Endpoint_Read_Byte())
+#include "Template/Template_Endpoint_RW.c"
+
+#endif
+
+#define TEMPLATE_FUNC_NAME Endpoint_Write_Control_Stream_LE
+#define TEMPLATE_BUFFER_OFFSET(Length) 0
+#define TEMPLATE_TRANSFER_BYTE(BufferPtr) Endpoint_Write_Byte(*((uint8_t*)BufferPtr++))
+#include "Template/Template_Endpoint_Control_W.c"
+
+#define TEMPLATE_FUNC_NAME Endpoint_Write_Control_PStream_LE
+#define TEMPLATE_BUFFER_OFFSET(Length) 0
+#define TEMPLATE_TRANSFER_BYTE(BufferPtr) Endpoint_Write_Byte(pgm_read_byte((uint8_t*)BufferPtr++))
+#include "Template/Template_Endpoint_Control_W.c"
+
+#define TEMPLATE_FUNC_NAME Endpoint_Write_Control_EStream_LE
+#define TEMPLATE_BUFFER_OFFSET(Length) 0
+#define TEMPLATE_TRANSFER_BYTE(BufferPtr) Endpoint_Write_Byte(eeprom_read_byte((uint8_t*)BufferPtr++))
+#include "Template/Template_Endpoint_Control_W.c"
+
+#define TEMPLATE_FUNC_NAME Endpoint_Write_Control_Stream_BE
+#define TEMPLATE_BUFFER_OFFSET(Length) (Length - 1)
+#define TEMPLATE_TRANSFER_BYTE(BufferPtr) Endpoint_Write_Byte(*((uint8_t*)BufferPtr--))
+#include "Template/Template_Endpoint_Control_W.c"
+
+#define TEMPLATE_FUNC_NAME Endpoint_Write_Control_PStream_BE
+#define TEMPLATE_BUFFER_OFFSET(Length) (Length - 1)
+#define TEMPLATE_TRANSFER_BYTE(BufferPtr) Endpoint_Write_Byte(pgm_read_byte((uint8_t*)BufferPtr--))
+#include "Template/Template_Endpoint_Control_W.c"
+
+#define TEMPLATE_FUNC_NAME Endpoint_Write_Control_EStream_BE
+#define TEMPLATE_BUFFER_OFFSET(Length) (Length - 1)
+#define TEMPLATE_TRANSFER_BYTE(BufferPtr) Endpoint_Write_Byte(eeprom_read_byte((uint8_t*)BufferPtr--))
+#include "Template/Template_Endpoint_Control_W.c"
+
+#define TEMPLATE_FUNC_NAME Endpoint_Read_Control_Stream_LE
+#define TEMPLATE_BUFFER_OFFSET(Length) 0
+#define TEMPLATE_TRANSFER_BYTE(BufferPtr) *((uint8_t*)BufferPtr++) = Endpoint_Read_Byte()
+#include "Template/Template_Endpoint_Control_R.c"
+
+#define TEMPLATE_FUNC_NAME Endpoint_Read_Control_EStream_LE
+#define TEMPLATE_BUFFER_OFFSET(Length) 0
+#define TEMPLATE_TRANSFER_BYTE(BufferPtr) eeprom_update_byte((uint8_t*)BufferPtr++, Endpoint_Read_Byte())
+#include "Template/Template_Endpoint_Control_R.c"
+
+#define TEMPLATE_FUNC_NAME Endpoint_Read_Control_Stream_BE
+#define TEMPLATE_BUFFER_OFFSET(Length) (Length - 1)
+#define TEMPLATE_TRANSFER_BYTE(BufferPtr) *((uint8_t*)BufferPtr--) = Endpoint_Read_Byte()
+#include "Template/Template_Endpoint_Control_R.c"
+
+#define TEMPLATE_FUNC_NAME Endpoint_Read_Control_EStream_BE
+#define TEMPLATE_BUFFER_OFFSET(Length) (Length - 1)
+#define TEMPLATE_TRANSFER_BYTE(BufferPtr) eeprom_update_byte((uint8_t*)BufferPtr--, Endpoint_Read_Byte())
+#include "Template/Template_Endpoint_Control_R.c"
+
+#endif diff --git a/LUFA/Drivers/USB/HighLevel/EndpointStream.h b/LUFA/Drivers/USB/HighLevel/EndpointStream.h new file mode 100644 index 0000000..a8b9021 --- /dev/null +++ b/LUFA/Drivers/USB/HighLevel/EndpointStream.h @@ -0,0 +1,524 @@ +/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2010.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ 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 USB device endpoint stream function definitions.
+ *
+ * This file contains structures, function prototypes and macros related to the sending and receiving of
+ * arbitrary data streams through the device's data endpoints when the library is initialized in USB device mode.
+ *
+ * \note This file should not be included directly. It is automatically included as needed by the USB driver
+ * dispatch header located in LUFA/Drivers/USB/USB.h.
+ */
+
+/** \ingroup Group_EndpointRW
+ * @defgroup Group_EndpointStreamRW Read/Write of Multi-Byte Streams
+ *
+ * Functions, macros, variables, enums and types related to data reading and writing of data streams from
+ * and to endpoints.
+ *
+ * @{
+ */
+
+#ifndef __ENDPOINT_STREAM_H__
+#define __ENDPOINT_STREAM_H__
+
+ /* Includes: */
+ #include <avr/pgmspace.h>
+ #include <avr/eeprom.h>
+ #include <stdbool.h>
+
+ #include "../../../Common/Common.h"
+ #include "USBTask.h"
+
+ #if !defined(NO_STREAM_CALLBACKS) || defined(__DOXYGEN__)
+ #include "StreamCallbacks.h"
+ #endif
+
+ /* Enable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ extern "C" {
+ #endif
+
+ /* Preprocessor Checks: */
+ #if !defined(__INCLUDE_FROM_USB_DRIVER)
+ #error Do not include this file directly. Include LUFA/Drivers/USB/USB.h instead.
+ #endif
+
+ #if !defined(NO_STREAM_CALLBACKS) || defined(__DOXYGEN__)
+ #define __CALLBACK_PARAM , StreamCallbackPtr_t Callback
+ #else
+ #define __CALLBACK_PARAM
+ #endif
+
+ /* Public Interface - May be used in end-application: */
+ /* Enums: */
+ /** Enum for the possible error return codes of the Endpoint_*_Stream_* functions. */
+ enum Endpoint_Stream_RW_ErrorCodes_t
+ {
+ ENDPOINT_RWSTREAM_NoError = 0, /**< Command completed successfully, no error. */
+ ENDPOINT_RWSTREAM_EndpointStalled = 1, /**< The endpoint was stalled during the stream
+ * transfer by the host or device.
+ */
+ ENDPOINT_RWSTREAM_DeviceDisconnected = 2, /**< Device was disconnected from the host during
+ * the transfer.
+ */
+ ENDPOINT_RWSTREAM_BusSuspended = 3, /**< The USB bus has been suspended by the host and
+ * no USB endpoint traffic can occur until the bus
+ * has resumed.
+ */
+ ENDPOINT_RWSTREAM_Timeout = 4, /**< The host failed to accept or send the next packet
+ * within the software timeout period set by the
+ * \ref USB_STREAM_TIMEOUT_MS macro.
+ */
+ ENDPOINT_RWSTREAM_CallbackAborted = 5, /**< Indicates that the stream's callback function
+ * aborted the transfer early.
+ */
+ };
+
+ /** Enum for the possible error return codes of the Endpoint_*_Control_Stream_* functions. */
+ enum Endpoint_ControlStream_RW_ErrorCodes_t
+ {
+ ENDPOINT_RWCSTREAM_NoError = 0, /**< Command completed successfully, no error. */
+ ENDPOINT_RWCSTREAM_HostAborted = 1, /**< The aborted the transfer prematurely. */
+ ENDPOINT_RWCSTREAM_DeviceDisconnected = 2, /**< Device was disconnected from the host during
+ * the transfer.
+ */
+ ENDPOINT_RWCSTREAM_BusSuspended = 3, /**< The USB bus has been suspended by the host and
+ * no USB endpoint traffic can occur until the bus
+ * has resumed.
+ */
+ };
+
+ /* Function Prototypes: */
+ /** Reads and discards the given number of bytes from the endpoint from the given buffer,
+ * discarding fully read packets from the host as needed. The last packet is not automatically
+ * discarded once the remaining bytes has been read; the user is responsible for manually
+ * discarding the last packet from the host via the \ref Endpoint_ClearOUT() macro. Between
+ * each USB packet, the given stream callback function is executed repeatedly until the next
+ * packet is ready, allowing for early aborts of stream transfers.
+ *
+ * The callback routine should be created according to the information in \ref Group_StreamCallbacks.
+ * If the token NO_STREAM_CALLBACKS is passed via the -D option to the compiler, stream callbacks are
+ * disabled and this function has the Callback parameter omitted.
+ *
+ * \note This routine should not be used on CONTROL type endpoints.
+ *
+ * \param[in] Length Number of bytes to send via the currently selected endpoint.
+ * \param[in] Callback Name of a callback routine to call between successive USB packet transfers, NULL if no callback.
+ *
+ * \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Endpoint_Discard_Stream(uint16_t Length
+ __CALLBACK_PARAM);
+
+ /** Writes the given number of bytes to the endpoint from the given buffer in little endian,
+ * sending full packets to the host as needed. The last packet filled is not automatically sent;
+ * the user is responsible for manually sending the last written packet to the host via the
+ * \ref Endpoint_ClearIN() macro. Between each USB packet, the given stream callback function
+ * is executed repeatedly until the endpoint is ready to accept the next packet, allowing for early
+ * aborts of stream transfers.
+ *
+ * The callback routine should be created according to the information in \ref Group_StreamCallbacks.
+ * If the token NO_STREAM_CALLBACKS is passed via the -D option to the compiler, stream callbacks are
+ * disabled and this function has the Callback parameter omitted.
+ *
+ * \note This routine should not be used on CONTROL type endpoints.
+ *
+ * \param[in] Buffer Pointer to the source data buffer to read from.
+ * \param[in] Length Number of bytes to read for the currently selected endpoint into the buffer.
+ * \param[in] Callback Name of a callback routine to call between successive USB packet transfers, NULL if no callback.
+ *
+ * \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Endpoint_Write_Stream_LE(const void* Buffer,
+ uint16_t Length
+ __CALLBACK_PARAM) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** EEPROM buffer source version of \ref Endpoint_Write_Stream_LE().
+ *
+ * \param[in] Buffer Pointer to the source data buffer to read from.
+ * \param[in] Length Number of bytes to read for the currently selected endpoint into the buffer.
+ * \param[in] Callback Name of a callback routine to call between successive USB packet transfers, NULL if no callback.
+ *
+ * \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Endpoint_Write_EStream_LE(const void* Buffer,
+ uint16_t Length
+ __CALLBACK_PARAM) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** FLASH buffer source version of \ref Endpoint_Write_Stream_LE().
+ *
+ * \pre The FLASH data must be located in the first 64KB of FLASH for this function to work correctly.
+ *
+ * \param[in] Buffer Pointer to the source data buffer to read from.
+ * \param[in] Length Number of bytes to read for the currently selected endpoint into the buffer.
+ * \param[in] Callback Name of a callback routine to call between successive USB packet transfers, NULL if no callback.
+ *
+ * \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Endpoint_Write_PStream_LE(const void* Buffer,
+ uint16_t Length
+ __CALLBACK_PARAM) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** Writes the given number of bytes to the endpoint from the given buffer in big endian,
+ * sending full packets to the host as needed. The last packet filled is not automatically sent;
+ * the user is responsible for manually sending the last written packet to the host via the
+ * \ref Endpoint_ClearIN() macro. Between each USB packet, the given stream callback function
+ * is executed repeatedly until the endpoint is ready to accept the next packet, allowing for early
+ * aborts of stream transfers.
+ *
+ * The callback routine should be created according to the information in \ref Group_StreamCallbacks.
+ * If the token NO_STREAM_CALLBACKS is passed via the -D option to the compiler, stream callbacks are
+ * disabled and this function has the Callback parameter omitted.
+ *
+ * \note This routine should not be used on CONTROL type endpoints.
+ *
+ * \param[in] Buffer Pointer to the source data buffer to read from.
+ * \param[in] Length Number of bytes to read for the currently selected endpoint into the buffer.
+ * \param[in] Callback Name of a callback routine to call between successive USB packet transfers, NULL if no callback.
+ *
+ * \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Endpoint_Write_Stream_BE(const void* Buffer,
+ uint16_t Length
+ __CALLBACK_PARAM) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** EEPROM buffer source version of \ref Endpoint_Write_Stream_BE().
+ *
+ * \param[in] Buffer Pointer to the source data buffer to read from.
+ * \param[in] Length Number of bytes to read for the currently selected endpoint into the buffer.
+ * \param[in] Callback Name of a callback routine to call between successive USB packet transfers, NULL if no callback.
+ *
+ * \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Endpoint_Write_EStream_BE(const void* Buffer,
+ uint16_t Length
+ __CALLBACK_PARAM) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** FLASH buffer source version of \ref Endpoint_Write_Stream_BE().
+ *
+ * \pre The FLASH data must be located in the first 64KB of FLASH for this function to work correctly.
+ *
+ * \param[in] Buffer Pointer to the source data buffer to read from.
+ * \param[in] Length Number of bytes to read for the currently selected endpoint into the buffer.
+ * \param[in] Callback Name of a callback routine to call between successive USB packet transfers, NULL if no callback.
+ *
+ * \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Endpoint_Write_PStream_BE(const void* Buffer,
+ uint16_t Length
+ __CALLBACK_PARAM) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** Reads the given number of bytes from the endpoint from the given buffer in little endian,
+ * discarding fully read packets from the host as needed. The last packet is not automatically
+ * discarded once the remaining bytes has been read; the user is responsible for manually
+ * discarding the last packet from the host via the \ref Endpoint_ClearOUT() macro. Between
+ * each USB packet, the given stream callback function is executed repeatedly until the endpoint
+ * is ready to accept the next packet, allowing for early aborts of stream transfers.
+ *
+ * The callback routine should be created according to the information in \ref Group_StreamCallbacks.
+ * If the token NO_STREAM_CALLBACKS is passed via the -D option to the compiler, stream callbacks are
+ * disabled and this function has the Callback parameter omitted.
+ *
+ * \note This routine should not be used on CONTROL type endpoints.
+ *
+ * \param[out] Buffer Pointer to the destination data buffer to write to.
+ * \param[in] Length Number of bytes to send via the currently selected endpoint.
+ * \param[in] Callback Name of a callback routine to call between successive USB packet transfers, NULL if no callback.
+ *
+ * \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Endpoint_Read_Stream_LE(void* Buffer,
+ uint16_t Length
+ __CALLBACK_PARAM) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** EEPROM buffer source version of \ref Endpoint_Read_Stream_LE().
+ *
+ * \param[out] Buffer Pointer to the destination data buffer to write to, located in EEPROM memory space.
+ * \param[in] Length Number of bytes to send via the currently selected endpoint.
+ * \param[in] Callback Name of a callback routine to call between successive USB packet transfers, NULL if no callback.
+ *
+ * \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Endpoint_Read_EStream_LE(void* Buffer,
+ uint16_t Length
+ __CALLBACK_PARAM) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** Reads the given number of bytes from the endpoint from the given buffer in big endian,
+ * discarding fully read packets from the host as needed. The last packet is not automatically
+ * discarded once the remaining bytes has been read; the user is responsible for manually
+ * discarding the last packet from the host via the \ref Endpoint_ClearOUT() macro. Between
+ * each USB packet, the given stream callback function is executed repeatedly until the endpoint
+ * is ready to accept the next packet, allowing for early aborts of stream transfers.
+ *
+ * The callback routine should be created according to the information in \ref Group_StreamCallbacks.
+ * If the token NO_STREAM_CALLBACKS is passed via the -D option to the compiler, stream callbacks are
+ * disabled and this function has the Callback parameter omitted.
+ *
+ * \note This routine should not be used on CONTROL type endpoints.
+ *
+ * \param[out] Buffer Pointer to the destination data buffer to write to.
+ * \param[in] Length Number of bytes to send via the currently selected endpoint.
+ * \param[in] Callback Name of a callback routine to call between successive USB packet transfers, NULL if no callback.
+ *
+ * \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Endpoint_Read_Stream_BE(void* Buffer,
+ uint16_t Length
+ __CALLBACK_PARAM) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** EEPROM buffer source version of \ref Endpoint_Read_Stream_BE().
+ *
+ * \param[out] Buffer Pointer to the destination data buffer to write to, located in EEPROM memory space.
+ * \param[in] Length Number of bytes to send via the currently selected endpoint.
+ * \param[in] Callback Name of a callback routine to call between successive USB packet transfers, NULL if no callback.
+ *
+ * \return A value from the \ref Endpoint_Stream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Endpoint_Read_EStream_BE(void* Buffer,
+ uint16_t Length
+ __CALLBACK_PARAM) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** Writes the given number of bytes to the CONTROL type endpoint from the given buffer in little endian,
+ * sending full packets to the host as needed. The host OUT acknowledgement is not automatically cleared
+ * in both failure and success states; the user is responsible for manually clearing the setup OUT to
+ * finalize the transfer via the \ref Endpoint_ClearOUT() macro.
+ *
+ * \note This function automatically clears the control transfer's status stage. Do not manually attempt
+ * to clear the status stage when using this routine in a control transaction.
+ * \n\n
+ *
+ * \note This routine should only be used on CONTROL type endpoints.
+ *
+ * \warning Unlike the standard stream read/write commands, the control stream commands cannot be chained
+ * together; i.e. the entire stream data must be read or written at the one time.
+ *
+ * \param[in] Buffer Pointer to the source data buffer to read from.
+ * \param[in] Length Number of bytes to read for the currently selected endpoint into the buffer.
+ *
+ * \return A value from the \ref Endpoint_ControlStream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Endpoint_Write_Control_Stream_LE(const void* Buffer,
+ uint16_t Length) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** EEPROM buffer source version of Endpoint_Write_Control_Stream_LE.
+ *
+ * \note This function automatically clears the control transfer's status stage. Do not manually attempt
+ * to clear the status stage when using this routine in a control transaction.
+ * \n\n
+ *
+ * \note This routine should only be used on CONTROL type endpoints.
+ *
+ * \warning Unlike the standard stream read/write commands, the control stream commands cannot be chained
+ * together; i.e. the entire stream data must be read or written at the one time.
+ *
+ * \param[in] Buffer Pointer to the source data buffer to read from.
+ * \param[in] Length Number of bytes to read for the currently selected endpoint into the buffer.
+ *
+ * \return A value from the \ref Endpoint_ControlStream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Endpoint_Write_Control_EStream_LE(const void* Buffer,
+ uint16_t Length) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** FLASH buffer source version of \ref Endpoint_Write_Control_Stream_LE().
+ *
+ * \pre The FLASH data must be located in the first 64KB of FLASH for this function to work correctly.
+ *
+ * \note This function automatically clears the control transfer's status stage. Do not manually attempt
+ * to clear the status stage when using this routine in a control transaction.
+ * \n\n
+ *
+ * \note This routine should only be used on CONTROL type endpoints.
+ *
+ * \warning Unlike the standard stream read/write commands, the control stream commands cannot be chained
+ * together; i.e. the entire stream data must be read or written at the one time.
+ *
+ * \param[in] Buffer Pointer to the source data buffer to read from.
+ * \param[in] Length Number of bytes to read for the currently selected endpoint into the buffer.
+ *
+ * \return A value from the \ref Endpoint_ControlStream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Endpoint_Write_Control_PStream_LE(const void* Buffer,
+ uint16_t Length) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** Writes the given number of bytes to the CONTROL type endpoint from the given buffer in big endian,
+ * sending full packets to the host as needed. The host OUT acknowledgement is not automatically cleared
+ * in both failure and success states; the user is responsible for manually clearing the setup OUT to
+ * finalize the transfer via the \ref Endpoint_ClearOUT() macro.
+ *
+ * \note This function automatically clears the control transfer's status stage. Do not manually attempt
+ * to clear the status stage when using this routine in a control transaction.
+ * \n\n
+ *
+ * \note This routine should only be used on CONTROL type endpoints.
+ *
+ * \warning Unlike the standard stream read/write commands, the control stream commands cannot be chained
+ * together; i.e. the entire stream data must be read or written at the one time.
+ *
+ * \param[in] Buffer Pointer to the source data buffer to read from.
+ * \param[in] Length Number of bytes to read for the currently selected endpoint into the buffer.
+ *
+ * \return A value from the \ref Endpoint_ControlStream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Endpoint_Write_Control_Stream_BE(const void* Buffer,
+ uint16_t Length) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** EEPROM buffer source version of \ref Endpoint_Write_Control_Stream_BE().
+ *
+ * \note This function automatically clears the control transfer's status stage. Do not manually attempt
+ * to clear the status stage when using this routine in a control transaction.
+ * \n\n
+ *
+ * \note This routine should only be used on CONTROL type endpoints.
+ *
+ * \warning Unlike the standard stream read/write commands, the control stream commands cannot be chained
+ * together; i.e. the entire stream data must be read or written at the one time.
+ *
+ * \param[in] Buffer Pointer to the source data buffer to read from.
+ * \param[in] Length Number of bytes to read for the currently selected endpoint into the buffer.
+ *
+ * \return A value from the \ref Endpoint_ControlStream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Endpoint_Write_Control_EStream_BE(const void* Buffer,
+ uint16_t Length) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** FLASH buffer source version of \ref Endpoint_Write_Control_Stream_BE().
+ *
+ * \pre The FLASH data must be located in the first 64KB of FLASH for this function to work correctly.
+ *
+ * \note This function automatically clears the control transfer's status stage. Do not manually attempt
+ * to clear the status stage when using this routine in a control transaction.
+ * \n\n
+ *
+ * \note This routine should only be used on CONTROL type endpoints.
+ *
+ * \warning Unlike the standard stream read/write commands, the control stream commands cannot be chained
+ * together; i.e. the entire stream data must be read or written at the one time.
+ *
+ * \param[in] Buffer Pointer to the source data buffer to read from.
+ * \param[in] Length Number of bytes to read for the currently selected endpoint into the buffer.
+ *
+ * \return A value from the \ref Endpoint_ControlStream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Endpoint_Write_Control_PStream_BE(const void* Buffer,
+ uint16_t Length) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** Reads the given number of bytes from the CONTROL endpoint from the given buffer in little endian,
+ * discarding fully read packets from the host as needed. The device IN acknowledgement is not
+ * automatically sent after success or failure states; the user is responsible for manually sending the
+ * setup IN to finalize the transfer via the \ref Endpoint_ClearIN() macro.
+ *
+ * \note This function automatically clears the control transfer's status stage. Do not manually attempt
+ * to clear the status stage when using this routine in a control transaction.
+ * \n\n
+ *
+ * \note This routine should only be used on CONTROL type endpoints.
+ *
+ * \warning Unlike the standard stream read/write commands, the control stream commands cannot be chained
+ * together; i.e. the entire stream data must be read or written at the one time.
+ *
+ * \param[out] Buffer Pointer to the destination data buffer to write to.
+ * \param[in] Length Number of bytes to send via the currently selected endpoint.
+ *
+ * \return A value from the \ref Endpoint_ControlStream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Endpoint_Read_Control_Stream_LE(void* Buffer,
+ uint16_t Length) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** EEPROM buffer source version of \ref Endpoint_Read_Control_Stream_LE().
+ *
+ * \note This function automatically clears the control transfer's status stage. Do not manually attempt
+ * to clear the status stage when using this routine in a control transaction.
+ * \n\n
+ *
+ * \note This routine should only be used on CONTROL type endpoints.
+ *
+ * \warning Unlike the standard stream read/write commands, the control stream commands cannot be chained
+ * together; i.e. the entire stream data must be read or written at the one time.
+ *
+ * \param[out] Buffer Pointer to the destination data buffer to write to.
+ * \param[in] Length Number of bytes to send via the currently selected endpoint.
+ *
+ * \return A value from the \ref Endpoint_ControlStream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Endpoint_Read_Control_EStream_LE(void* Buffer,
+ uint16_t Length) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** Reads the given number of bytes from the CONTROL endpoint from the given buffer in big endian,
+ * discarding fully read packets from the host as needed. The device IN acknowledgement is not
+ * automatically sent after success or failure states; the user is responsible for manually sending the
+ * setup IN to finalize the transfer via the \ref Endpoint_ClearIN() macro.
+ *
+ * \note This function automatically clears the control transfer's status stage. Do not manually attempt
+ * to clear the status stage when using this routine in a control transaction.
+ * \n\n
+ *
+ * \note This routine should only be used on CONTROL type endpoints.
+ *
+ * \warning Unlike the standard stream read/write commands, the control stream commands cannot be chained
+ * together; i.e. the entire stream data must be read or written at the one time.
+ *
+ * \param[out] Buffer Pointer to the destination data buffer to write to.
+ * \param[in] Length Number of bytes to send via the currently selected endpoint.
+ *
+ * \return A value from the \ref Endpoint_ControlStream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Endpoint_Read_Control_Stream_BE(void* Buffer,
+ uint16_t Length) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** EEPROM buffer source version of \ref Endpoint_Read_Control_Stream_BE().
+ *
+ * \note This function automatically clears the control transfer's status stage. Do not manually attempt
+ * to clear the status stage when using this routine in a control transaction.
+ * \n\n
+ *
+ * \note This routine should only be used on CONTROL type endpoints.
+ *
+ * \warning Unlike the standard stream read/write commands, the control stream commands cannot be chained
+ * together; i.e. the entire stream data must be read or written at the one time.
+ *
+ * \param[out] Buffer Pointer to the destination data buffer to write to.
+ * \param[in] Length Number of bytes to send via the currently selected endpoint.
+ *
+ * \return A value from the \ref Endpoint_ControlStream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Endpoint_Read_Control_EStream_BE(void* Buffer,
+ uint16_t Length) ATTR_NON_NULL_PTR_ARG(1);
+
+ /* Disable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ }
+ #endif
+
+#endif
+
+/** @} */
+ diff --git a/LUFA/Drivers/USB/HighLevel/Events.c b/LUFA/Drivers/USB/HighLevel/Events.c new file mode 100644 index 0000000..b73a7d1 --- /dev/null +++ b/LUFA/Drivers/USB/HighLevel/Events.c @@ -0,0 +1,39 @@ +/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2010.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ 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.
+*/
+
+#define __INCLUDE_FROM_EVENTS_C
+#define __INCLUDE_FROM_USB_DRIVER
+#include "Events.h"
+
+void USB_Event_Stub(void)
+{
+
+}
+
diff --git a/LUFA/Drivers/USB/HighLevel/Events.h b/LUFA/Drivers/USB/HighLevel/Events.h new file mode 100644 index 0000000..a7d3543 --- /dev/null +++ b/LUFA/Drivers/USB/HighLevel/Events.h @@ -0,0 +1,375 @@ +/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2010.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ 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 USB controller events manager.
+ *
+ * This file contains macros and functions relating to the management of library events, which are small
+ * pieces of code similar to ISRs which are run when a given condition is met. Each event can be fired from
+ * multiple places in the user or library code, which may or may not be inside an ISR, thus each handler
+ * should be written to be as small and fast as possible to prevent possible problems.
+ *
+ * Events can be hooked by the user application by declaring a handler function with the same name and parameters
+ * listed here. If an event with no user-associated handler is fired within the library, it by default maps to an
+ * internal empty stub function.
+ *
+ * Each event must only have one associated event handler, but can be raised by multiple sources by calling the
+ * event handler function (with any required event parameters).
+ *
+ * \note This file should not be included directly. It is automatically included as needed by the USB driver
+ * dispatch header located in LUFA/Drivers/USB/USB.h.
+ */
+
+/** \ingroup Group_USB
+ * @defgroup Group_Events USB Events
+ *
+ * This module contains macros and functions relating to the management of library events, which are small
+ * pieces of code similar to ISRs which are run when a given condition is met. Each event can be fired from
+ * multiple places in the user or library code, which may or may not be inside an ISR, thus each handler
+ * should be written to be as small and fast as possible to prevent possible problems.
+ *
+ * Events can be hooked by the user application by declaring a handler function with the same name and parameters
+ * listed here. If an event with no user-associated handler is fired within the library, it by default maps to an
+ * internal empty stub function.
+ *
+ * Each event must only have one associated event handler, but can be raised by multiple sources by calling the
+ * event handler function (with any required event parameters).
+ *
+ * @{
+ */
+
+#ifndef __USBEVENTS_H__
+#define __USBEVENTS_H__
+
+ /* Includes: */
+ #include <stdint.h>
+
+ #include "../../../Common/Common.h"
+ #include "USBMode.h"
+
+ /* Enable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ extern "C" {
+ #endif
+
+ /* Preprocessor Checks: */
+ #if !defined(__INCLUDE_FROM_USB_DRIVER)
+ #error Do not include this file directly. Include LUFA/Drivers/USB/USB.h instead.
+ #endif
+
+ /* Public Interface - May be used in end-application: */
+ /* Pseudo-Functions for Doxygen: */
+ #if !defined(__INCLUDE_FROM_EVENTS_C) || defined(__DOXYGEN__)
+ /** Event for USB mode pin level change. This event fires when the USB interface is set to dual role
+ * mode, and the UID pin level has changed to indicate a new mode (device or host). This event fires
+ * before the mode is switched to the newly indicated mode but after the \ref EVENT_USB_Device_Disconnect
+ * event has fired (if connected before the role change).
+ *
+ * \note This event only exists on USB AVR models which support dual role modes.
+ * \n\n
+ *
+ * \note This event does not exist if the USB_DEVICE_ONLY or USB_HOST_ONLY tokens have been supplied
+ * to the compiler (see \ref Group_USBManagement documentation).
+ */
+ void EVENT_USB_UIDChange(void);
+
+ /** Event for USB host error. This event fires when a hardware fault has occurred whilst the USB
+ * interface is in host mode.
+ *
+ * \param[in] ErrorCode Error code indicating the failure reason, a value in \ref USB_Host_ErrorCodes_t.
+ *
+ * \note This event only exists on USB AVR models which supports host mode.
+ * \n\n
+ *
+ * \note This event does not exist if the USB_DEVICE_ONLY token is supplied to the compiler (see
+ * \ref Group_USBManagement documentation).
+ */
+ void EVENT_USB_Host_HostError(const uint8_t ErrorCode);
+
+ /** Event for USB device attachment. This event fires when a the USB interface is in host mode, and
+ * a USB device has been connected to the USB interface. This is interrupt driven, thus fires before
+ * the standard \ref EVENT_USB_Device_Connect() event and so can be used to programmatically start the USB
+ * management task to reduce CPU consumption.
+ *
+ * \note This event only exists on USB AVR models which supports host mode.
+ * \n\n
+ *
+ * \note This event does not exist if the USB_DEVICE_ONLY token is supplied to the compiler (see
+ * \ref Group_USBManagement documentation).
+ *
+ * \see \ref USB_USBTask() for more information on the USB management task and reducing CPU usage.
+ */
+ void EVENT_USB_Host_DeviceAttached(void);
+
+ /** Event for USB device removal. This event fires when a the USB interface is in host mode, and
+ * a USB device has been removed the USB interface whether or not it has been enumerated. This
+ * can be used to programmatically stop the USB management task to reduce CPU consumption.
+ *
+ * \note This event only exists on USB AVR models which supports host mode.
+ * \n\n
+ *
+ * \note This event does not exist if the USB_DEVICE_ONLY token is supplied to the compiler (see
+ * \ref Group_USBManagement documentation).
+ *
+ * \see \ref USB_USBTask() for more information on the USB management task and reducing CPU usage.
+ */
+ void EVENT_USB_Host_DeviceUnattached(void);
+
+ /** Event for USB device enumeration failure. This event fires when a the USB interface is
+ * in host mode, and an attached USB device has failed to enumerate completely.
+ *
+ * \param[in] ErrorCode Error code indicating the failure reason, a value in
+ * \ref USB_Host_EnumerationErrorCodes_t.
+ *
+ * \param[in] SubErrorCode Sub error code indicating the reason for failure - for example, if the
+ * ErrorCode parameter indicates a control error, this will give the error
+ * code returned by the \ref USB_Host_SendControlRequest() function.
+ *
+ * \note This event only exists on USB AVR models which supports host mode.
+ * \n\n
+ *
+ * \note This event does not exist if the USB_DEVICE_ONLY token is supplied to the compiler (see
+ * \ref Group_USBManagement documentation).
+ */
+ void EVENT_USB_Host_DeviceEnumerationFailed(const uint8_t ErrorCode,
+ const uint8_t SubErrorCode);
+
+ /** Event for USB device enumeration completion. This event fires when a the USB interface is
+ * in host mode and an attached USB device has been completely enumerated and is ready to be
+ * controlled by the user application.
+ *
+ * This event is time-critical; exceeding OS-specific delays within this event handler (typically of around
+ * 1 second) when a transaction is waiting to be processed by the device will prevent break communications
+ * and cause the host to reset the USB bus.
+ */
+ void EVENT_USB_Host_DeviceEnumerationComplete(void);
+
+ /** Event for USB Start Of Frame detection, when enabled. This event fires at the start of each USB
+ * frame, once per millisecond, and is synchronized to the USB bus. This can be used as an accurate
+ * millisecond timer source when the USB bus is not suspended while in host mode.
+ *
+ * This event is time-critical; it is run once per millisecond and thus long handlers will significantly
+ * degrade device performance. This event should only be enabled when needed to reduce device wake-ups.
+ *
+ * \note This event is not normally active - it must be manually enabled and disabled via the
+ * \ref USB_Host_EnableSOFEvents() and \ref USB_Host_DisableSOFEvents() commands after enumeration of
+ * a USB device.
+ * \n\n
+ *
+ * \note This event does not exist if the USB_DEVICE_ONLY token is supplied to the compiler (see
+ * \ref Group_USBManagement documentation).
+ */
+ void EVENT_USB_Host_StartOfFrame(void);
+
+ /** Event for USB device connection. This event fires when the AVR in device mode and the device is connected
+ * to a host, beginning the enumeration process, measured by a rising level on the AVR's VBUS pin.
+ *
+ * This event is time-critical; exceeding OS-specific delays within this event handler (typically of around
+ * two seconds) will prevent the device from enumerating correctly.
+ *
+ * \note For the smaller series 2 USB AVRs with limited USB controllers, VBUS is not available to the USB controller.
+ * this means that the current connection state is derived from the bus suspension and wake up events by default,
+ * which is not always accurate (host may suspend the bus while still connected). If the actual connection state
+ * needs to be determined, VBUS should be routed to an external pin, and the auto-detect behaviour turned off by
+ * passing the NO_LIMITED_CONTROLLER_CONNECT token to the compiler via the -D switch at compile time. The connection
+ * and disconnection events may be manually fired, and the \ref USB_DeviceState global changed manually.
+ * \n\n
+ *
+ * \note This event may fire multiple times during device enumeration on the series 2 USB AVRs with limited USB controllers
+ * if NO_LIMITED_CONTROLLER_CONNECT is not defined.
+ *
+ * \see USBTask.h for more information on the USB management task and reducing CPU usage.
+ */
+ void EVENT_USB_Device_Connect(void);
+
+ /** Event for USB device disconnection. This event fires when the AVR in device mode and the device is disconnected
+ * from a host, measured by a falling level on the AVR's VBUS pin.
+ *
+ * \note For the smaller series 2 USB AVRs with limited USB controllers, VBUS is not available to the USB controller.
+ * this means that the current connection state is derived from the bus suspension and wake up events by default,
+ * which is not always accurate (host may suspend the bus while still connected). If the actual connection state
+ * needs to be determined, VBUS should be routed to an external pin, and the auto-detect behaviour turned off by
+ * passing the NO_LIMITED_CONTROLLER_CONNECT token to the compiler via the -D switch at compile time. The connection
+ * and disconnection events may be manually fired, and the \ref USB_DeviceState global changed manually.
+ * \n\n
+ *
+ * \note This event may fire multiple times during device enumeration on the series 2 USB AVRs with limited USB controllers
+ * if NO_LIMITED_CONTROLLER_CONNECT is not defined.
+ *
+ * \see USBTask.h for more information on the USB management task and reducing CPU usage.
+ */
+ void EVENT_USB_Device_Disconnect(void);
+
+ /** Event for control requests. This event fires when a the USB host issues a control request
+ * to the mandatory device control endpoint (of address 0). This may either be a standard
+ * request that the library may have a handler code for internally, or a class specific request
+ * issued to the device which must be handled appropriately. If a request is not processed in the
+ * user application via this event, it will be passed to the library for processing internally
+ * if a suitable handler exists.
+ *
+ * This event is time-critical; each packet within the request transaction must be acknowledged or
+ * sent within 50ms or the host will abort the transfer.
+ *
+ * The library internally handles all standard control requests with the exceptions of SYNC FRAME,
+ * SET DESCRIPTOR and SET INTERFACE. These and all other non-standard control requests will be left
+ * for the user to process via this event if desired. If not handled in the user application or by
+ * the library internally, unknown requests are automatically STALLed.
+ *
+ * \note This event does not exist if the USB_HOST_ONLY token is supplied to the compiler (see
+ * \ref Group_USBManagement documentation).
+ * \n\n
+ *
+ * \note Requests should be handled in the same manner as described in the USB 2.0 Specification,
+ * or appropriate class specification. In all instances, the library has already read the
+ * request SETUP parameters into the \ref USB_ControlRequest structure which should then be used
+ * by the application to determine how to handle the issued request.
+ */
+ void EVENT_USB_Device_ControlRequest(void);
+
+ /** Event for USB configuration number changed. This event fires when a the USB host changes the
+ * selected configuration number while in device mode. This event should be hooked in device
+ * applications to create the endpoints and configure the device for the selected configuration.
+ *
+ * This event is time-critical; exceeding OS-specific delays within this event handler (typically of around
+ * one second) will prevent the device from enumerating correctly.
+ *
+ * This event fires after the value of \ref USB_ConfigurationNumber has been changed.
+ *
+ * \note This event does not exist if the USB_HOST_ONLY token is supplied to the compiler (see
+ * \ref Group_USBManagement documentation).
+ */
+ void EVENT_USB_Device_ConfigurationChanged(void);
+
+ /** Event for USB suspend. This event fires when a the USB host suspends the device by halting its
+ * transmission of Start Of Frame pulses to the device. This is generally hooked in order to move
+ * the device over to a low power state until the host wakes up the device. If the USB interface is
+ * enumerated with the \ref USB_OPT_AUTO_PLL option set, the library will automatically suspend the
+ * USB PLL before the event is fired to save power.
+ *
+ * \note This event does not exist if the USB_HOST_ONLY token is supplied to the compiler (see
+ * \ref Group_USBManagement documentation).
+ * \n\n
+ *
+ * \note This event does not exist on the series 2 USB AVRs when the NO_LIMITED_CONTROLLER_CONNECT
+ * compile time token is not set - see \ref EVENT_USB_Device_Disconnect.
+ *
+ * \see \ref EVENT_USB_Device_WakeUp() event for accompanying Wake Up event.
+ */
+ void EVENT_USB_Device_Suspend(void);
+
+ /** Event for USB wake up. This event fires when a the USB interface is suspended while in device
+ * mode, and the host wakes up the device by supplying Start Of Frame pulses. This is generally
+ * hooked to pull the user application out of a low power state and back into normal operating
+ * mode. If the USB interface is enumerated with the \ref USB_OPT_AUTO_PLL option set, the library
+ * will automatically restart the USB PLL before the event is fired.
+ *
+ * \note This event does not exist if the USB_HOST_ONLY token is supplied to the compiler (see
+ * \ref Group_USBManagement documentation).
+ * \n\n
+ *
+ * \note This event does not exist on the series 2 USB AVRs when the NO_LIMITED_CONTROLLER_CONNECT
+ * compile time token is not set - see \ref EVENT_USB_Device_Connect.
+ *
+ * \see \ref EVENT_USB_Device_Suspend() event for accompanying Suspend event.
+ */
+ void EVENT_USB_Device_WakeUp(void);
+
+ /** Event for USB interface reset. This event fires when the USB interface is in device mode, and
+ * a the USB host requests that the device reset its interface. This event fires after the control
+ * endpoint has been automatically configured by the library.
+ *
+ * This event is time-critical; exceeding OS-specific delays within this event handler (typically of around
+ * two seconds) will prevent the device from enumerating correctly.
+ *
+ * \note This event does not exist if the USB_HOST_ONLY token is supplied to the compiler (see
+ * \ref Group_USBManagement documentation).
+ */
+ void EVENT_USB_Device_Reset(void);
+
+ /** Event for USB Start Of Frame detection, when enabled. This event fires at the start of each USB
+ * frame, once per millisecond, and is synchronized to the USB bus. This can be used as an accurate
+ * millisecond timer source when the USB bus is enumerated in device mode to a USB host.
+ *
+ * This event is time-critical; it is run once per millisecond and thus long handlers will significantly
+ * degrade device performance. This event should only be enabled when needed to reduce device wake-ups.
+ *
+ * \note This event is not normally active - it must be manually enabled and disabled via the
+ * \ref USB_Device_EnableSOFEvents() and \ref USB_Device_DisableSOFEvents() commands after enumeration.
+ * \n\n
+ *
+ * \note This event does not exist if the USB_HOST_ONLY token is supplied to the compiler (see
+ * \ref Group_USBManagement documentation).
+ */
+ void EVENT_USB_Device_StartOfFrame(void);
+ #endif
+
+ /* Private Interface - For use in library only: */
+ #if !defined(__DOXYGEN__)
+ /* Function Prototypes: */
+ #if defined(__INCLUDE_FROM_EVENTS_C)
+ void USB_Event_Stub(void) ATTR_CONST;
+
+ #if defined(USB_CAN_BE_BOTH)
+ void EVENT_USB_UIDChange(void) ATTR_WEAK ATTR_ALIAS(USB_Event_Stub);
+ #endif
+
+ #if defined(USB_CAN_BE_HOST)
+ void EVENT_USB_Host_HostError(const uint8_t ErrorCode) ATTR_WEAK ATTR_ALIAS(USB_Event_Stub);
+ void EVENT_USB_Host_DeviceAttached(void) ATTR_WEAK ATTR_ALIAS(USB_Event_Stub);
+ void EVENT_USB_Host_DeviceUnattached(void) ATTR_WEAK ATTR_ALIAS(USB_Event_Stub);
+ void EVENT_USB_Host_DeviceEnumerationComplete(void) ATTR_WEAK ATTR_ALIAS(USB_Event_Stub);
+ void EVENT_USB_Host_DeviceEnumerationFailed(const uint8_t ErrorCode,
+ const uint8_t SubErrorCode)
+ ATTR_WEAK ATTR_ALIAS(USB_Event_Stub);
+ void EVENT_USB_Host_StartOfFrame(void) ATTR_WEAK ATTR_ALIAS(USB_Event_Stub);
+ #endif
+
+ #if defined(USB_CAN_BE_DEVICE)
+ void EVENT_USB_Device_Connect(void) ATTR_WEAK ATTR_ALIAS(USB_Event_Stub);
+ void EVENT_USB_Device_Disconnect(void) ATTR_WEAK ATTR_ALIAS(USB_Event_Stub);
+ void EVENT_USB_Device_ControlRequest(void) ATTR_WEAK ATTR_ALIAS(USB_Event_Stub);
+ void EVENT_USB_Device_ConfigurationChanged(void) ATTR_WEAK ATTR_ALIAS(USB_Event_Stub);
+ void EVENT_USB_Device_Suspend(void) ATTR_WEAK ATTR_ALIAS(USB_Event_Stub);
+ void EVENT_USB_Device_WakeUp(void) ATTR_WEAK ATTR_ALIAS(USB_Event_Stub);
+ void EVENT_USB_Device_Reset(void) ATTR_WEAK ATTR_ALIAS(USB_Event_Stub);
+ void EVENT_USB_Device_StartOfFrame(void) ATTR_WEAK ATTR_ALIAS(USB_Event_Stub);
+ #endif
+ #endif
+ #endif
+
+ /* Disable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ }
+ #endif
+
+#endif
+
+/** @} */
+
diff --git a/LUFA/Drivers/USB/HighLevel/HostStandardReq.c b/LUFA/Drivers/USB/HighLevel/HostStandardReq.c new file mode 100644 index 0000000..2eee726 --- /dev/null +++ b/LUFA/Drivers/USB/HighLevel/HostStandardReq.c @@ -0,0 +1,180 @@ +/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2010.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ 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.
+*/
+
+#define __INCLUDE_FROM_USB_DRIVER
+#include "USBMode.h"
+
+#if defined(USB_CAN_BE_HOST)
+
+#define __INCLUDE_FROM_HOSTSTDREQ_C
+#include "HostStandardReq.h"
+
+uint8_t USB_Host_SendControlRequest(void* const BufferPtr)
+{
+ uint8_t* HeaderStream = (uint8_t*)&USB_ControlRequest;
+ uint8_t* DataStream = (uint8_t*)BufferPtr;
+ bool BusSuspended = USB_Host_IsBusSuspended();
+ uint8_t ReturnStatus = HOST_SENDCONTROL_Successful;
+ uint16_t DataLen = USB_ControlRequest.wLength;
+
+ USB_Host_ResumeBus();
+
+ if ((ReturnStatus = USB_Host_WaitMS(1)) != HOST_WAITERROR_Successful)
+ goto End_Of_Control_Send;
+
+ Pipe_SetPipeToken(PIPE_TOKEN_SETUP);
+ Pipe_ClearErrorFlags();
+
+ Pipe_Unfreeze();
+
+ for (uint8_t HeaderByte = 0; HeaderByte < sizeof(USB_Request_Header_t); HeaderByte++)
+ Pipe_Write_Byte(*(HeaderStream++));
+
+ Pipe_ClearSETUP();
+
+ if ((ReturnStatus = USB_Host_WaitForIOS(USB_HOST_WAITFOR_SetupSent)) != HOST_SENDCONTROL_Successful)
+ goto End_Of_Control_Send;
+
+ Pipe_Freeze();
+
+ if ((ReturnStatus = USB_Host_WaitMS(1)) != HOST_WAITERROR_Successful)
+ goto End_Of_Control_Send;
+
+ if ((USB_ControlRequest.bmRequestType & CONTROL_REQTYPE_DIRECTION) == REQDIR_DEVICETOHOST)
+ {
+ Pipe_SetPipeToken(PIPE_TOKEN_IN);
+
+ if (DataStream != NULL)
+ {
+ while (DataLen)
+ {
+ Pipe_Unfreeze();
+
+ if ((ReturnStatus = USB_Host_WaitForIOS(USB_HOST_WAITFOR_InReceived)) != HOST_SENDCONTROL_Successful)
+ goto End_Of_Control_Send;
+
+ if (!(Pipe_BytesInPipe()))
+ DataLen = 0;
+
+ while (Pipe_BytesInPipe() && DataLen)
+ {
+ *(DataStream++) = Pipe_Read_Byte();
+ DataLen--;
+ }
+
+ Pipe_Freeze();
+ Pipe_ClearIN();
+ }
+ }
+
+ Pipe_SetPipeToken(PIPE_TOKEN_OUT);
+ Pipe_Unfreeze();
+
+ if ((ReturnStatus = USB_Host_WaitForIOS(USB_HOST_WAITFOR_OutReady)) != HOST_SENDCONTROL_Successful)
+ goto End_Of_Control_Send;
+
+ Pipe_ClearOUT();
+
+ if ((ReturnStatus = USB_Host_WaitForIOS(USB_HOST_WAITFOR_OutReady)) != HOST_SENDCONTROL_Successful)
+ goto End_Of_Control_Send;
+ }
+ else
+ {
+ if (DataStream != NULL)
+ {
+ Pipe_SetPipeToken(PIPE_TOKEN_OUT);
+ Pipe_Unfreeze();
+
+ while (DataLen)
+ {
+ if ((ReturnStatus = USB_Host_WaitForIOS(USB_HOST_WAITFOR_OutReady)) != HOST_SENDCONTROL_Successful)
+ goto End_Of_Control_Send;
+
+ while (DataLen && (Pipe_BytesInPipe() < USB_ControlPipeSize))
+ {
+ Pipe_Write_Byte(*(DataStream++));
+ DataLen--;
+ }
+
+ Pipe_ClearOUT();
+ }
+
+ if ((ReturnStatus = USB_Host_WaitForIOS(USB_HOST_WAITFOR_OutReady)) != HOST_SENDCONTROL_Successful)
+ goto End_Of_Control_Send;
+
+ Pipe_Freeze();
+ }
+
+ Pipe_SetPipeToken(PIPE_TOKEN_IN);
+ Pipe_Unfreeze();
+
+ if ((ReturnStatus = USB_Host_WaitForIOS(USB_HOST_WAITFOR_InReceived)) != HOST_SENDCONTROL_Successful)
+ goto End_Of_Control_Send;
+
+ Pipe_ClearIN();
+ }
+
+End_Of_Control_Send:
+ Pipe_Freeze();
+
+ if (BusSuspended)
+ USB_Host_SuspendBus();
+
+ Pipe_ResetPipe(PIPE_CONTROLPIPE);
+
+ return ReturnStatus;
+}
+
+static uint8_t USB_Host_WaitForIOS(const uint8_t WaitType)
+{
+ #if (USB_HOST_TIMEOUT_MS < 0xFF)
+ uint8_t TimeoutCounter = USB_HOST_TIMEOUT_MS;
+ #else
+ uint16_t TimeoutCounter = USB_HOST_TIMEOUT_MS;
+ #endif
+
+ while (!(((WaitType == USB_HOST_WAITFOR_SetupSent) && Pipe_IsSETUPSent()) ||
+ ((WaitType == USB_HOST_WAITFOR_InReceived) && Pipe_IsINReceived()) ||
+ ((WaitType == USB_HOST_WAITFOR_OutReady) && Pipe_IsOUTReady())))
+ {
+ uint8_t ErrorCode;
+
+ if ((ErrorCode = USB_Host_WaitMS(1)) != HOST_WAITERROR_Successful)
+ return ErrorCode;
+
+ if (!(TimeoutCounter--))
+ return HOST_SENDCONTROL_SoftwareTimeOut;
+ }
+
+ return HOST_SENDCONTROL_Successful;
+}
+
+#endif
+
diff --git a/LUFA/Drivers/USB/HighLevel/HostStandardReq.h b/LUFA/Drivers/USB/HighLevel/HostStandardReq.h new file mode 100644 index 0000000..4b9b3dc --- /dev/null +++ b/LUFA/Drivers/USB/HighLevel/HostStandardReq.h @@ -0,0 +1,118 @@ +/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2010.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ 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 USB host standard request management.
+ *
+ * This file contains the function prototypes necessary for the issuing of outgoing standard control requests
+ * when the library is in USB host mode.
+ *
+ * \note This file should not be included directly. It is automatically included as needed by the USB driver
+ * dispatch header located in LUFA/Drivers/USB/USB.h.
+ */
+
+#ifndef __HOSTSTDREQ_H__
+#define __HOSTSTDREQ_H__
+
+ /* Includes: */
+ #include <stdint.h>
+ #include <stdbool.h>
+
+ #include "USBMode.h"
+ #include "StdRequestType.h"
+ #include "../LowLevel/USBController.h"
+
+ /* Enable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ extern "C" {
+ #endif
+
+ /* Preprocessor Checks: */
+ #if !defined(__INCLUDE_FROM_USB_DRIVER)
+ #error Do not include this file directly. Include LUFA/Drivers/USB/USB.h instead.
+ #endif
+
+ /* Public Interface - May be used in end-application: */
+ /* Enums: */
+ /** Enum for the \ref USB_Host_SendControlRequest() return code, indicating the reason for the error
+ * if the transfer of the request is unsuccessful.
+ *
+ * \ingroup Group_PipeControlReq
+ */
+ enum USB_Host_SendControlErrorCodes_t
+ {
+ HOST_SENDCONTROL_Successful = 0, /**< No error occurred in the request transfer. */
+ HOST_SENDCONTROL_DeviceDisconnected = 1, /**< The attached device was disconnected during the
+ * request transfer.
+ */
+ HOST_SENDCONTROL_PipeError = 2, /**< An error occurred in the pipe while sending the request. */
+ HOST_SENDCONTROL_SetupStalled = 3, /**< The attached device stalled the request, usually
+ * indicating that the request is unsupported on the device.
+ */
+ HOST_SENDCONTROL_SoftwareTimeOut = 4, /**< The request or data transfer timed out. */
+ };
+
+ /* Function Prototypes: */
+ /** Sends the request stored in the \ref USB_ControlRequest global structure to the attached device,
+ * and transfers the data stored in the buffer to the device, or from the device to the buffer
+ * as requested. The transfer is made on the currently selected pipe.
+ *
+ * \ingroup Group_PipeControlReq
+ *
+ * \param[in] BufferPtr Pointer to the start of the data buffer if the request has a data stage, or
+ * NULL if the request transfers no data to or from the device.
+ *
+ * \return A value from the \ref USB_Host_SendControlErrorCodes_t enum to indicate the result.
+ */
+ uint8_t USB_Host_SendControlRequest(void* const BufferPtr);
+
+ /* Private Interface - For use in library only: */
+ #if !defined(__DOXYGEN__)
+ /* Enums: */
+ enum USB_WaitForTypes_t
+ {
+ USB_HOST_WAITFOR_SetupSent,
+ USB_HOST_WAITFOR_InReceived,
+ USB_HOST_WAITFOR_OutReady,
+ };
+
+ /* Function Prototypes: */
+ #if defined(__INCLUDE_FROM_HOSTSTDREQ_C)
+ static uint8_t USB_Host_WaitForIOS(const uint8_t WaitType);
+ #endif
+ #endif
+
+ /* Disable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ }
+ #endif
+
+#endif
+
diff --git a/LUFA/Drivers/USB/HighLevel/PipeStream.c b/LUFA/Drivers/USB/HighLevel/PipeStream.c new file mode 100644 index 0000000..25100ca --- /dev/null +++ b/LUFA/Drivers/USB/HighLevel/PipeStream.c @@ -0,0 +1,196 @@ +/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2010.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ 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.
+*/
+
+#define __INCLUDE_FROM_USB_DRIVER
+#include "USBMode.h"
+
+#if defined(USB_CAN_BE_HOST)
+
+#include "PipeStream.h"
+
+uint8_t Pipe_Discard_Stream(uint16_t Length
+ __CALLBACK_PARAM)
+{
+ uint8_t ErrorCode;
+
+ Pipe_SetPipeToken(PIPE_TOKEN_IN);
+
+ if ((ErrorCode = Pipe_WaitUntilReady()))
+ return ErrorCode;
+
+ #if defined(FAST_STREAM_TRANSFERS)
+ uint8_t BytesRemToAlignment = (Pipe_BytesInPipe() & 0x07);
+
+ if (Length >= 8)
+ {
+ Length -= BytesRemToAlignment;
+
+ switch (BytesRemToAlignment)
+ {
+ default:
+ do
+ {
+ if (!(Pipe_IsReadWriteAllowed()))
+ {
+ Pipe_ClearIN();
+
+ #if !defined(NO_STREAM_CALLBACKS)
+ if ((Callback != NULL) && (Callback() == STREAMCALLBACK_Abort))
+ return PIPE_RWSTREAM_CallbackAborted;
+ #endif
+
+ if ((ErrorCode = Pipe_WaitUntilReady()))
+ return ErrorCode;
+ }
+
+ Length -= 8;
+
+ Pipe_Discard_Byte();
+ case 7: Pipe_Discard_Byte();
+ case 6: Pipe_Discard_Byte();
+ case 5: Pipe_Discard_Byte();
+ case 4: Pipe_Discard_Byte();
+ case 3: Pipe_Discard_Byte();
+ case 2: Pipe_Discard_Byte();
+ case 1: Pipe_Discard_Byte();
+ } while (Length >= 8);
+ }
+ }
+ #endif
+
+ while (Length)
+ {
+ if (!(Pipe_IsReadWriteAllowed()))
+ {
+ Pipe_ClearIN();
+
+ #if !defined(NO_STREAM_CALLBACKS)
+ if ((Callback != NULL) && (Callback() == STREAMCALLBACK_Abort))
+ return PIPE_RWSTREAM_CallbackAborted;
+ #endif
+
+ if ((ErrorCode = Pipe_WaitUntilReady()))
+ return ErrorCode;
+ }
+ else
+ {
+ Pipe_Discard_Byte();
+ Length--;
+ }
+ }
+
+ return PIPE_RWSTREAM_NoError;
+}
+
+/* The following abuses the C preprocessor in order to copy-past common code with slight alterations,
+ * so that the code needs to be written once. It is a crude form of templating to reduce code maintenance. */
+
+#define TEMPLATE_FUNC_NAME Pipe_Write_Stream_LE
+#define TEMPLATE_BUFFER_TYPE const void*
+#define TEMPLATE_TOKEN PIPE_TOKEN_OUT
+#define TEMPLATE_CLEAR_PIPE() Pipe_ClearOUT()
+#define TEMPLATE_BUFFER_OFFSET(Length) 0
+#define TEMPLATE_TRANSFER_BYTE(BufferPtr) Pipe_Write_Byte(*((uint8_t*)BufferPtr++))
+#include "Template/Template_Pipe_RW.c"
+
+#define TEMPLATE_FUNC_NAME Pipe_Write_PStream_LE
+#define TEMPLATE_BUFFER_TYPE const void*
+#define TEMPLATE_TOKEN PIPE_TOKEN_OUT
+#define TEMPLATE_CLEAR_PIPE() Pipe_ClearOUT()
+#define TEMPLATE_BUFFER_OFFSET(Length) 0
+#define TEMPLATE_TRANSFER_BYTE(BufferPtr) Pipe_Write_Byte(pgm_read_byte((uint8_t*)BufferPtr++))
+#include "Template/Template_Pipe_RW.c"
+
+#define TEMPLATE_FUNC_NAME Pipe_Write_EStream_LE
+#define TEMPLATE_BUFFER_TYPE const void*
+#define TEMPLATE_TOKEN PIPE_TOKEN_OUT
+#define TEMPLATE_CLEAR_PIPE() Pipe_ClearOUT()
+#define TEMPLATE_BUFFER_OFFSET(Length) 0
+#define TEMPLATE_TRANSFER_BYTE(BufferPtr) Pipe_Write_Byte(eeprom_read_byte((uint8_t*)BufferPtr++))
+#include "Template/Template_Pipe_RW.c"
+
+#define TEMPLATE_FUNC_NAME Pipe_Write_Stream_BE
+#define TEMPLATE_BUFFER_TYPE const void*
+#define TEMPLATE_TOKEN PIPE_TOKEN_OUT
+#define TEMPLATE_CLEAR_PIPE() Pipe_ClearOUT()
+#define TEMPLATE_BUFFER_OFFSET(Length) (Length - 1)
+#define TEMPLATE_TRANSFER_BYTE(BufferPtr) Pipe_Write_Byte(*((uint8_t*)BufferPtr--))
+#include "Template/Template_Pipe_RW.c"
+
+#define TEMPLATE_FUNC_NAME Pipe_Write_PStream_BE
+#define TEMPLATE_BUFFER_TYPE const void*
+#define TEMPLATE_TOKEN PIPE_TOKEN_OUT
+#define TEMPLATE_CLEAR_PIPE() Pipe_ClearOUT()
+#define TEMPLATE_BUFFER_OFFSET(Length) (Length - 1)
+#define TEMPLATE_TRANSFER_BYTE(BufferPtr) Pipe_Write_Byte(pgm_read_byte((uint8_t*)BufferPtr--))
+#include "Template/Template_Pipe_RW.c"
+
+#define TEMPLATE_FUNC_NAME Pipe_Write_EStream_BE
+#define TEMPLATE_BUFFER_TYPE const void*
+#define TEMPLATE_TOKEN PIPE_TOKEN_OUT
+#define TEMPLATE_CLEAR_PIPE() Pipe_ClearOUT()
+#define TEMPLATE_BUFFER_OFFSET(Length) (Length - 1)
+#define TEMPLATE_TRANSFER_BYTE(BufferPtr) Pipe_Write_Byte(eeprom_read_byte((uint8_t*)BufferPtr--))
+#include "Template/Template_Pipe_RW.c"
+
+#define TEMPLATE_FUNC_NAME Pipe_Read_Stream_LE
+#define TEMPLATE_BUFFER_TYPE void*
+#define TEMPLATE_TOKEN PIPE_TOKEN_IN
+#define TEMPLATE_CLEAR_PIPE() Pipe_ClearIN()
+#define TEMPLATE_BUFFER_OFFSET(Length) 0
+#define TEMPLATE_TRANSFER_BYTE(BufferPtr) *((uint8_t*)BufferPtr++) = Pipe_Read_Byte()
+#include "Template/Template_Pipe_RW.c"
+
+#define TEMPLATE_FUNC_NAME Pipe_Read_EStream_LE
+#define TEMPLATE_BUFFER_TYPE void*
+#define TEMPLATE_TOKEN PIPE_TOKEN_IN
+#define TEMPLATE_CLEAR_PIPE() Pipe_ClearIN()
+#define TEMPLATE_BUFFER_OFFSET(Length) 0
+#define TEMPLATE_TRANSFER_BYTE(BufferPtr) eeprom_update_byte((uint8_t*)BufferPtr++, Pipe_Read_Byte())
+#include "Template/Template_Pipe_RW.c"
+
+#define TEMPLATE_FUNC_NAME Pipe_Read_Stream_BE
+#define TEMPLATE_BUFFER_TYPE void*
+#define TEMPLATE_TOKEN PIPE_TOKEN_IN
+#define TEMPLATE_CLEAR_PIPE() Pipe_ClearIN()
+#define TEMPLATE_BUFFER_OFFSET(Length) (Length - 1)
+#define TEMPLATE_TRANSFER_BYTE(BufferPtr) *((uint8_t*)BufferPtr--) = Pipe_Read_Byte()
+#include "Template/Template_Pipe_RW.c"
+
+#define TEMPLATE_FUNC_NAME Pipe_Read_EStream_BE
+#define TEMPLATE_BUFFER_TYPE void*
+#define TEMPLATE_TOKEN PIPE_TOKEN_IN
+#define TEMPLATE_CLEAR_PIPE() Pipe_ClearIN()
+#define TEMPLATE_BUFFER_OFFSET(Length) (Length - 1)
+#define TEMPLATE_TRANSFER_BYTE(BufferPtr) eeprom_update_byte((uint8_t*)BufferPtr--, Pipe_Read_Byte())
+#include "Template/Template_Pipe_RW.c"
+
+#endif
+ diff --git a/LUFA/Drivers/USB/HighLevel/PipeStream.h b/LUFA/Drivers/USB/HighLevel/PipeStream.h new file mode 100644 index 0000000..730a338 --- /dev/null +++ b/LUFA/Drivers/USB/HighLevel/PipeStream.h @@ -0,0 +1,298 @@ +/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2010.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ 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 USB host pipe stream function definitions.
+ *
+ * This file contains structures, function prototypes and macros related to the sending and receiving of
+ * arbitrary data streams through the device's data pipes when the library is initialized in USB host mode.
+ *
+ * \note This file should not be included directly. It is automatically included as needed by the USB driver
+ * dispatch header located in LUFA/Drivers/USB/USB.h.
+ */
+
+/** \ingroup Group_PipeRW
+ * @defgroup Group_PipeStreamRW Read/Write of Multi-Byte Streams
+ *
+ * Functions, macros, variables, enums and types related to data reading and writing of data streams from
+ * and to pipes.
+ *
+ * @{
+ */
+
+#ifndef __PIPE_STREAM_H__
+#define __PIPE_STREAM_H__
+
+ /* Includes: */
+ #include <avr/pgmspace.h>
+ #include <avr/eeprom.h>
+ #include <stdbool.h>
+
+ #include "../../../Common/Common.h"
+ #include "USBTask.h"
+
+ #if !defined(NO_STREAM_CALLBACKS) || defined(__DOXYGEN__)
+ #include "StreamCallbacks.h"
+ #endif
+
+ /* Enable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ extern "C" {
+ #endif
+
+ /* Preprocessor Checks: */
+ #if !defined(__INCLUDE_FROM_USB_DRIVER)
+ #error Do not include this file directly. Include LUFA/Drivers/USB/USB.h instead.
+ #endif
+
+ #if !defined(NO_STREAM_CALLBACKS) || defined(__DOXYGEN__)
+ #define __CALLBACK_PARAM , StreamCallbackPtr_t Callback
+ #else
+ #define __CALLBACK_PARAM
+ #endif
+
+ /* Public Interface - May be used in end-application: */
+ /* Enums: */
+ /** Enum for the possible error return codes of the Pipe_*_Stream_* functions. */
+ enum Pipe_Stream_RW_ErrorCodes_t
+ {
+ PIPE_RWSTREAM_NoError = 0, /**< Command completed successfully, no error. */
+ PIPE_RWSTREAM_PipeStalled = 1, /**< The device stalled the pipe during the transfer. */
+ PIPE_RWSTREAM_DeviceDisconnected = 2, /**< Device was disconnected from the host during
+ * the transfer.
+ */
+ PIPE_RWSTREAM_Timeout = 3, /**< The device failed to accept or send the next packet
+ * within the software timeout period set by the
+ * \ref USB_STREAM_TIMEOUT_MS macro.
+ */
+ PIPE_RWSTREAM_CallbackAborted = 4, /**< Indicates that the stream's callback function aborted
+ * the transfer early.
+ */
+ };
+
+ /* Function Prototypes: */
+ /** Reads and discards the given number of bytes from the pipe, discarding fully read packets from the host
+ * as needed. The last packet is not automatically discarded once the remaining bytes has been read; the
+ * user is responsible for manually discarding the last packet from the device via the \ref Pipe_ClearIN() macro.
+ * Between each USB packet, the given stream callback function is executed repeatedly until the next packet is ready,
+ * allowing for early aborts of stream transfers.
+ *
+ * The callback routine should be created according to the information in \ref Group_StreamCallbacks.
+ * If the token NO_STREAM_CALLBACKS is passed via the -D option to the compiler, stream callbacks are
+ * disabled and this function has the Callback parameter omitted.
+ *
+ * The pipe token is set automatically, thus this can be used on bi-directional pipes directly without
+ * having to explicitly change the data direction with a call to \ref Pipe_SetPipeToken().
+ *
+ * \param[in] Length Number of bytes to send via the currently selected pipe.
+ * \param[in] Callback Name of a callback routine to call between successive USB packet transfers, NULL if no callback.
+ *
+ * \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Pipe_Discard_Stream(uint16_t Length
+ __CALLBACK_PARAM);
+
+ /** Writes the given number of bytes to the pipe from the given buffer in little endian,
+ * sending full packets to the device as needed. The last packet filled is not automatically sent;
+ * the user is responsible for manually sending the last written packet to the host via the
+ * \ref Pipe_ClearOUT() macro. Between each USB packet, the given stream callback function is
+ * executed repeatedly until the next packet is ready, allowing for early aborts of stream transfers.
+ *
+ * The callback routine should be created according to the information in \ref Group_StreamCallbacks.
+ * If the token NO_STREAM_CALLBACKS is passed via the -D option to the compiler, stream callbacks are
+ * disabled and this function has the Callback parameter omitted.
+ *
+ * The pipe token is set automatically, thus this can be used on bi-directional pipes directly without
+ * having to explicitly change the data direction with a call to \ref Pipe_SetPipeToken().
+ *
+ * \param[in] Buffer Pointer to the source data buffer to read from.
+ * \param[in] Length Number of bytes to read for the currently selected pipe into the buffer.
+ * \param[in] Callback Name of a callback routine to call between successive USB packet transfers, NULL if no callback.
+ *
+ * \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Pipe_Write_Stream_LE(const void* Buffer,
+ uint16_t Length
+ __CALLBACK_PARAM) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** EEPROM buffer source version of \ref Pipe_Write_Stream_LE().
+ *
+ * \param[in] Buffer Pointer to the source data buffer to read from.
+ * \param[in] Length Number of bytes to read for the currently selected pipe into the buffer.
+ * \param[in] Callback Name of a callback routine to call between successive USB packet transfers, NULL if no callback.
+ *
+ * \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Pipe_Write_EStream_LE(const void* Buffer,
+ uint16_t Length
+ __CALLBACK_PARAM) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** FLASH buffer source version of \ref Pipe_Write_Stream_LE().
+ *
+ * \pre The FLASH data must be located in the first 64KB of FLASH for this function to work correctly.
+ *
+ * \param[in] Buffer Pointer to the source data buffer to read from.
+ * \param[in] Length Number of bytes to read for the currently selected pipe into the buffer.
+ * \param[in] Callback Name of a callback routine to call between successive USB packet transfers, NULL if no callback.
+ *
+ * \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Pipe_Write_PStream_LE(const void* Buffer,
+ uint16_t Length
+ __CALLBACK_PARAM) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** Writes the given number of bytes to the pipe from the given buffer in big endian,
+ * sending full packets to the device as needed. The last packet filled is not automatically sent;
+ * the user is responsible for manually sending the last written packet to the host via the
+ * \ref Pipe_ClearOUT() macro. Between each USB packet, the given stream callback function is
+ * executed repeatedly until the next packet is ready, allowing for early aborts of stream transfers.
+ *
+ * The callback routine should be created according to the information in \ref Group_StreamCallbacks.
+ * If the token NO_STREAM_CALLBACKS is passed via the -D option to the compiler, stream callbacks are
+ * disabled and this function has the Callback parameter omitted.
+ *
+ * The pipe token is set automatically, thus this can be used on bi-directional pipes directly without
+ * having to explicitly change the data direction with a call to \ref Pipe_SetPipeToken().
+ *
+ * \param[in] Buffer Pointer to the source data buffer to read from.
+ * \param[in] Length Number of bytes to read for the currently selected pipe into the buffer.
+ * \param[in] Callback Name of a callback routine to call between successive USB packet transfers, NULL if no callback.
+ *
+ * \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Pipe_Write_Stream_BE(const void* Buffer,
+ uint16_t Length
+ __CALLBACK_PARAM) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** EEPROM buffer source version of \ref Pipe_Write_Stream_BE().
+ *
+ * \param[in] Buffer Pointer to the source data buffer to read from.
+ * \param[in] Length Number of bytes to read for the currently selected pipe into the buffer.
+ * \param[in] Callback Name of a callback routine to call between successive USB packet transfers, NULL if no callback.
+ *
+ * \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Pipe_Write_EStream_BE(const void* Buffer,
+ uint16_t Length
+ __CALLBACK_PARAM) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** FLASH buffer source version of \ref Pipe_Write_Stream_BE().
+ *
+ * \pre The FLASH data must be located in the first 64KB of FLASH for this function to work correctly.
+ *
+ * \param[in] Buffer Pointer to the source data buffer to read from.
+ * \param[in] Length Number of bytes to read for the currently selected pipe into the buffer.
+ * \param[in] Callback Name of a callback routine to call between successive USB packet transfers, NULL if no callback.
+ *
+ * \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Pipe_Write_PStream_BE(const void* Buffer,
+ uint16_t Length
+ __CALLBACK_PARAM) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** Reads the given number of bytes from the pipe into the given buffer in little endian,
+ * sending full packets to the device as needed. The last packet filled is not automatically sent;
+ * the user is responsible for manually sending the last written packet to the host via the
+ * \ref Pipe_ClearIN() macro. Between each USB packet, the given stream callback function is
+ * executed repeatedly until the next packet is ready, allowing for early aborts of stream transfers.
+ *
+ * The callback routine should be created according to the information in \ref Group_StreamCallbacks.
+ * If the token NO_STREAM_CALLBACKS is passed via the -D option to the compiler, stream callbacks are
+ * disabled and this function has the Callback parameter omitted.
+ *
+ * The pipe token is set automatically, thus this can be used on bi-directional pipes directly without
+ * having to explicitly change the data direction with a call to \ref Pipe_SetPipeToken().
+ *
+ * \param[out] Buffer Pointer to the source data buffer to write to.
+ * \param[in] Length Number of bytes to read for the currently selected pipe to read from.
+ * \param[in] Callback Name of a callback routine to call between successive USB packet transfers, NULL if no callback.
+ *
+ * \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Pipe_Read_Stream_LE(void* Buffer,
+ uint16_t Length
+ __CALLBACK_PARAM) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** EEPROM buffer source version of \ref Pipe_Read_Stream_LE().
+ *
+ * \param[out] Buffer Pointer to the source data buffer to write to.
+ * \param[in] Length Number of bytes to read for the currently selected pipe to read from.
+ * \param[in] Callback Name of a callback routine to call between successive USB packet transfers, NULL if no callback.
+ *
+ * \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Pipe_Read_EStream_LE(void* Buffer,
+ uint16_t Length
+ __CALLBACK_PARAM) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** Reads the given number of bytes from the pipe into the given buffer in big endian,
+ * sending full packets to the device as needed. The last packet filled is not automatically sent;
+ * the user is responsible for manually sending the last written packet to the host via the
+ * \ref Pipe_ClearIN() macro. Between each USB packet, the given stream callback function is
+ * executed repeatedly until the next packet is ready, allowing for early aborts of stream transfers.
+ *
+ * The callback routine should be created according to the information in \ref Group_StreamCallbacks.
+ * If the token NO_STREAM_CALLBACKS is passed via the -D option to the compiler, stream callbacks are
+ * disabled and this function has the Callback parameter omitted.
+ *
+ * The pipe token is set automatically, thus this can be used on bi-directional pipes directly without
+ * having to explicitly change the data direction with a call to \ref Pipe_SetPipeToken().
+ *
+ * \param[out] Buffer Pointer to the source data buffer to write to.
+ * \param[in] Length Number of bytes to read for the currently selected pipe to read from.
+ * \param[in] Callback Name of a callback routine to call between successive USB packet transfers, NULL if no callback.
+ *
+ * \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Pipe_Read_Stream_BE(void* Buffer,
+ uint16_t Length
+ __CALLBACK_PARAM) ATTR_NON_NULL_PTR_ARG(1);
+
+ /** EEPROM buffer source version of \ref Pipe_Read_Stream_BE().
+ *
+ * \param[out] Buffer Pointer to the source data buffer to write to.
+ * \param[in] Length Number of bytes to read for the currently selected pipe to read from.
+ * \param[in] Callback Name of a callback routine to call between successive USB packet transfers, NULL if no callback.
+ *
+ * \return A value from the \ref Pipe_Stream_RW_ErrorCodes_t enum.
+ */
+ uint8_t Pipe_Read_EStream_BE(void* Buffer,
+ uint16_t Length
+ __CALLBACK_PARAM) ATTR_NON_NULL_PTR_ARG(1);
+
+ /* Disable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ }
+ #endif
+
+#endif
+
+/** @} */
+ diff --git a/LUFA/Drivers/USB/HighLevel/StdDescriptors.h b/LUFA/Drivers/USB/HighLevel/StdDescriptors.h new file mode 100644 index 0000000..6001325 --- /dev/null +++ b/LUFA/Drivers/USB/HighLevel/StdDescriptors.h @@ -0,0 +1,692 @@ +/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2010.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ 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 USB standard descriptor definitions.
+ *
+ * This file contains structures and macros for the easy creation of standard USB descriptors in USB device projects.
+ *
+ * \note This file should not be included directly. It is automatically included as needed by the USB driver
+ * dispatch header located in LUFA/Drivers/USB/USB.h.
+ */
+
+/** \ingroup Group_USB
+ * @defgroup Group_Descriptors USB Descriptors
+ *
+ * Standard USB device descriptor defines and retrieval routines, for USB devices. This module contains
+ * structures and macros for the easy creation of standard USB descriptors in USB device projects.
+ *
+ * @{
+ */
+
+#ifndef __USBDESCRIPTORS_H__
+#define __USBDESCRIPTORS_H__
+
+ /* Includes: */
+ #include <avr/pgmspace.h>
+ #include <stdbool.h>
+ #include <stdint.h>
+ #include <stddef.h>
+
+ #include "../../../Common/Common.h"
+ #include "USBMode.h"
+ #include "Events.h"
+
+ #if defined(USB_CAN_BE_DEVICE)
+ #include "../LowLevel/Device.h"
+ #endif
+
+ /* Enable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ extern "C" {
+ #endif
+
+ /* Preprocessor Checks: */
+ #if !defined(__INCLUDE_FROM_USB_DRIVER)
+ #error Do not include this file directly. Include LUFA/Drivers/USB/USB.h instead.
+ #endif
+
+ /* Public Interface - May be used in end-application: */
+ /* Macros: */
+ /** Indicates that a given descriptor does not exist in the device. This can be used inside descriptors
+ * for string descriptor indexes, or may be use as a return value for GetDescriptor when the specified
+ * descriptor does not exist.
+ */
+ #define NO_DESCRIPTOR 0
+
+ #if (!defined(NO_INTERNAL_SERIAL) && \
+ (defined(__AVR_AT90USB647__) || defined(__AVR_AT90USB1287__) || \
+ defined(__AVR_ATmega32U6__) || defined(__AVR_AT90USB646__) || defined(__AVR_AT90USB1286__) || \
+ defined(__AVR_ATmega32U2__) || defined(__AVR_ATmega16U2__) || defined(__AVR_ATmega8U2__)))
+ /** String descriptor index for the device's unique serial number string descriptor within the device.
+ * This unique serial number is used by the host to associate resources to the device (such as drivers or COM port
+ * number allocations) to a device regardless of the port it is plugged in to on the host. Some USB AVRs contain
+ * a unique serial number internally, and setting the device descriptors serial number string index to this value
+ * will cause it to use the internal serial number.
+ *
+ * On unsupported devices, this will evaluate to NO_DESCRIPTOR and so will force the host to create a pseudo-serial
+ * number for the device.
+ */
+ #define USE_INTERNAL_SERIAL 0xDC
+ #else
+ #define USE_INTERNAL_SERIAL NO_DESCRIPTOR
+ #endif
+
+ /** Macro to calculate the power value for the configuration descriptor, from a given number of milliamperes. */
+ #define USB_CONFIG_POWER_MA(mA) ((mA) >> 1)
+
+ /** Macro to calculate the Unicode length of a string with a given number of Unicode characters.
+ * Should be used in string descriptor's headers for giving the string descriptor's byte length.
+ */
+ #define USB_STRING_LEN(str) (sizeof(USB_Descriptor_Header_t) + ((str) << 1))
+
+ /** Macro to encode a given four digit floating point version number (e.g. 01.23) into Binary Coded
+ * Decimal format for descriptor fields requiring BCD encoding, such as the USB version number in the
+ * standard device descriptor.
+ */
+ #define VERSION_BCD(x) ((((VERSION_TENS(x) << 4) | VERSION_ONES(x)) << 8) | \
+ ((VERSION_TENTHS(x) << 4) | VERSION_HUNDREDTHS(x)))
+
+ /** String language ID for the English language. Should be used in \ref USB_Descriptor_String_t descriptors
+ * to indicate that the English language is supported by the device in its string descriptors.
+ */
+ #define LANGUAGE_ID_ENG 0x0409
+
+ /** \name Endpoint Address Direction Masks */
+ //@{
+ /** Can be masked with an endpoint address for a \ref USB_Descriptor_Endpoint_t endpoint descriptor's
+ * EndpointAddress value to indicate to the host that the endpoint is of the IN direction (i.e, from
+ * device to host).
+ */
+ #define ENDPOINT_DESCRIPTOR_DIR_IN 0x80
+
+ /** Can be masked with an endpoint address for a \ref USB_Descriptor_Endpoint_t endpoint descriptor's
+ * EndpointAddress value to indicate to the host that the endpoint is of the OUT direction (i.e, from
+ * host to device).
+ */
+ #define ENDPOINT_DESCRIPTOR_DIR_OUT 0x00
+ //@}
+
+ /** \name USB Configuration Descriptor Attribute Masks */
+ //@{
+ /** Can be masked with other configuration descriptor attributes for a \ref USB_Descriptor_Configuration_Header_t
+ * descriptor's ConfigAttributes value to indicate that the specified configuration can draw its power
+ * from the host's VBUS line.
+ */
+ #define USB_CONFIG_ATTR_BUSPOWERED 0x80
+
+ /** Can be masked with other configuration descriptor attributes for a \ref USB_Descriptor_Configuration_Header_t
+ * descriptor's ConfigAttributes value to indicate that the specified configuration can draw its power
+ * from the device's own power source.
+ */
+ #define USB_CONFIG_ATTR_SELFPOWERED 0x40
+
+ /** Can be masked with other configuration descriptor attributes for a \ref USB_Descriptor_Configuration_Header_t
+ * descriptor's ConfigAttributes value to indicate that the specified configuration supports the
+ * remote wakeup feature of the USB standard, allowing a suspended USB device to wake up the host upon
+ * request.
+ */
+ #define USB_CONFIG_ATTR_REMOTEWAKEUP 0x20
+ //@}
+
+ /** \name Endpoint Descriptor Attribute Masks */
+ //@{
+ /** Can be masked with other endpoint descriptor attributes for a \ref USB_Descriptor_Endpoint_t descriptor's
+ * Attributes value to indicate that the specified endpoint is not synchronized.
+ *
+ * \see The USB specification for more details on the possible Endpoint attributes.
+ */
+ #define ENDPOINT_ATTR_NO_SYNC (0 << 2)
+
+ /** Can be masked with other endpoint descriptor attributes for a \ref USB_Descriptor_Endpoint_t descriptor's
+ * Attributes value to indicate that the specified endpoint is asynchronous.
+ *
+ * \see The USB specification for more details on the possible Endpoint attributes.
+ */
+ #define ENDPOINT_ATTR_ASYNC (1 << 2)
+
+ /** Can be masked with other endpoint descriptor attributes for a \ref USB_Descriptor_Endpoint_t descriptor's
+ * Attributes value to indicate that the specified endpoint is adaptive.
+ *
+ * \see The USB specification for more details on the possible Endpoint attributes.
+ */
+ #define ENDPOINT_ATTR_ADAPTIVE (2 << 2)
+
+ /** Can be masked with other endpoint descriptor attributes for a \ref USB_Descriptor_Endpoint_t descriptor's
+ * Attributes value to indicate that the specified endpoint is synchronized.
+ *
+ * \see The USB specification for more details on the possible Endpoint attributes.
+ */
+ #define ENDPOINT_ATTR_SYNC (3 << 2)
+ //@}
+
+ /** \name Endpoint Descriptor Usage Masks */
+ //@{
+ /** Can be masked with other endpoint descriptor attributes for a \ref USB_Descriptor_Endpoint_t descriptor's
+ * Attributes value to indicate that the specified endpoint is used for data transfers.
+ *
+ * \see The USB specification for more details on the possible Endpoint usage attributes.
+ */
+ #define ENDPOINT_USAGE_DATA (0 << 4)
+
+ /** Can be masked with other endpoint descriptor attributes for a \ref USB_Descriptor_Endpoint_t descriptor's
+ * Attributes value to indicate that the specified endpoint is used for feedback.
+ *
+ * \see The USB specification for more details on the possible Endpoint usage attributes.
+ */
+ #define ENDPOINT_USAGE_FEEDBACK (1 << 4)
+
+ /** Can be masked with other endpoint descriptor attributes for a \ref USB_Descriptor_Endpoint_t descriptor's
+ * Attributes value to indicate that the specified endpoint is used for implicit feedback.
+ *
+ * \see The USB specification for more details on the possible Endpoint usage attributes.
+ */
+ #define ENDPOINT_USAGE_IMPLICIT_FEEDBACK (2 << 4)
+ //@}
+
+ /* Enums: */
+ /** Enum for the possible standard descriptor types, as given in each descriptor's header. */
+ enum USB_DescriptorTypes_t
+ {
+ DTYPE_Device = 0x01, /**< Indicates that the descriptor is a device descriptor. */
+ DTYPE_Configuration = 0x02, /**< Indicates that the descriptor is a configuration descriptor. */
+ DTYPE_String = 0x03, /**< Indicates that the descriptor is a string descriptor. */
+ DTYPE_Interface = 0x04, /**< Indicates that the descriptor is an interface descriptor. */
+ DTYPE_Endpoint = 0x05, /**< Indicates that the descriptor is an endpoint descriptor. */
+ DTYPE_DeviceQualifier = 0x06, /**< Indicates that the descriptor is a device qualifier descriptor. */
+ DTYPE_Other = 0x07, /**< Indicates that the descriptor is of other type. */
+ DTYPE_InterfacePower = 0x08, /**< Indicates that the descriptor is an interface power descriptor. */
+ DTYPE_InterfaceAssociation = 0x0B, /**< Indicates that the descriptor is an interface association descriptor. */
+ DTYPE_CSInterface = 0x24, /**< Indicates that the descriptor is a class specific interface descriptor. */
+ DTYPE_CSEndpoint = 0x25, /**< Indicates that the descriptor is a class specific endpoint descriptor. */
+ };
+
+ /** Enum for possible Class, Subclass and Protocol values of device and interface descriptors. */
+ enum USB_Descriptor_ClassSubclassProtocol_t
+ {
+ USB_CSCP_NoDeviceClass = 0x00, /**< Descriptor Class value indicating that the device does not belong
+ * to a particular class at the device level.
+ */
+ USB_CSCP_NoDeviceSubclass = 0x00, /**< Descriptor Subclass value indicating that the device does not belong
+ * to a particular subclass at the device level.
+ */
+ USB_CSCP_NoDeviceProtocol = 0x00, /**< Descriptor Protocol value indicating that the device does not belong
+ * to a particular protocol at the device level.
+ */
+ USB_CSCP_VendorSpecificClass = 0xFF, /**< Descriptor Class value indicating that the device/interface belongs
+ * to a vendor specific class.
+ */
+ USB_CSCP_VendorSpecificSubclass = 0xFF, /**< Descriptor Subclass value indicating that the device/interface belongs
+ * to a vendor specific subclass.
+ */
+ USB_CSCP_VendorSpecificProtocol = 0xFF, /**< Descriptor Protocol value indicating that the device/interface belongs
+ * to a vendor specific protocol.
+ */
+ USB_CSCP_IADDeviceClass = 0xEF, /**< Descriptor Class value indicating that the device belongs to the
+ * Interface Association Descriptor class.
+ */
+ USB_CSCP_IADDeviceSubclass = 0x02, /**< Descriptor Subclass value indicating that the device belongs to the
+ * Interface Association Descriptor subclass.
+ */
+ USB_CSCP_IADDeviceProtocol = 0x01, /**< Descriptor Protocol value indicating that the device belongs to the
+ * Interface Association Descriptor protocol.
+ */
+ };
+
+ /* Type Defines: */
+ /** \brief Standard USB Descriptor Header (LUFA naming conventions).
+ *
+ * Type define for all descriptors' standard header, indicating the descriptor's length and type. This structure
+ * uses LUFA-specific element names to make each element's purpose clearer.
+ *
+ * \see \ref USB_StdDescriptor_Header_t for the version of this type with standard element names.
+ */
+ typedef struct
+ {
+ uint8_t Size; /**< Size of the descriptor, in bytes. */
+ uint8_t Type; /**< Type of the descriptor, either a value in \ref USB_DescriptorTypes_t or a value
+ * given by the specific class.
+ */
+ } USB_Descriptor_Header_t;
+
+ /** \brief Standard USB Descriptor Header (USB-IF naming conventions).
+ *
+ * Type define for all descriptors' standard header, indicating the descriptor's length and type. This structure
+ * uses the relevant standard's given element names to ensure compatibility with the standard.
+ *
+ * \see \ref USB_Descriptor_Header_t for the version of this type with non-standard LUFA specific element names.
+ */
+ typedef struct
+ {
+ uint8_t bLength; /**< Size of the descriptor, in bytes. */
+ uint8_t bDescriptorType; /**< Type of the descriptor, either a value in \ref USB_DescriptorTypes_t or a value
+ * given by the specific class.
+ */
+ } USB_StdDescriptor_Header_t;
+
+ /** \brief Standard USB Device Descriptor (LUFA naming conventions).
+ *
+ * Type define for a standard Device Descriptor. This structure uses LUFA-specific element names to make each
+ * element's purpose clearer.
+ *
+ * \see \ref USB_StdDescriptor_Device_t for the version of this type with standard element names.
+ */
+ typedef struct
+ {
+ USB_Descriptor_Header_t Header; /**< Descriptor header, including type and size. */
+
+ uint16_t USBSpecification; /**< BCD of the supported USB specification. */
+ uint8_t Class; /**< USB device class. */
+ uint8_t SubClass; /**< USB device subclass. */
+ uint8_t Protocol; /**< USB device protocol. */
+
+ uint8_t Endpoint0Size; /**< Size of the control (address 0) endpoint's bank in bytes. */
+
+ uint16_t VendorID; /**< Vendor ID for the USB product. */
+ uint16_t ProductID; /**< Unique product ID for the USB product. */
+ uint16_t ReleaseNumber; /**< Product release (version) number. */
+
+ uint8_t ManufacturerStrIndex; /**< String index for the manufacturer's name. The
+ * host will request this string via a separate
+ * control request for the string descriptor.
+ *
+ * \note If no string supplied, use \ref NO_DESCRIPTOR.
+ */
+ uint8_t ProductStrIndex; /**< String index for the product name/details.
+ *
+ * \see ManufacturerStrIndex structure entry.
+ */
+ uint8_t SerialNumStrIndex; /**< String index for the product's globally unique hexadecimal
+ * serial number, in uppercase Unicode ASCII.
+ *
+ * \note On some AVR models, there is an embedded serial number
+ * in the chip which can be used for the device serial number.
+ * To use this serial number, set this to USE_INTERNAL_SERIAL.
+ * On unsupported devices, this will evaluate to 0 and will cause
+ * the host to generate a pseudo-unique value for the device upon
+ * insertion.
+ *
+ * \see ManufacturerStrIndex structure entry.
+ */
+ uint8_t NumberOfConfigurations; /**< Total number of configurations supported by
+ * the device.
+ */
+ } USB_Descriptor_Device_t;
+
+ /** \brief Standard USB Device Descriptor (USB-IF naming conventions).
+ *
+ * Type define for a standard Device Descriptor. This structure uses the relevant standard's given element names
+ * to ensure compatibility with the standard.
+ *
+ * \see \ref USB_Descriptor_Device_t for the version of this type with non-standard LUFA specific element names.
+ */
+ typedef struct
+ {
+ uint8_t bLength; /**< Size of the descriptor, in bytes. */
+ uint8_t bDescriptorType; /**< Type of the descriptor, either a value in \ref USB_DescriptorTypes_t or a value
+ * given by the specific class.
+ */
+ uint16_t bcdUSB; /**< BCD of the supported USB specification. */
+ uint8_t bDeviceClass; /**< USB device class. */
+ uint8_t bDeviceSubClass; /**< USB device subclass. */
+ uint8_t bDeviceProtocol; /**< USB device protocol. */
+ uint8_t bMaxPacketSize0; /**< Size of the control (address 0) endpoint's bank in bytes. */
+ uint16_t idVendor; /**< Vendor ID for the USB product. */
+ uint16_t idProduct; /**< Unique product ID for the USB product. */
+ uint16_t bcdDevice; /**< Product release (version) number. */
+ uint8_t iManufacturer; /**< String index for the manufacturer's name. The
+ * host will request this string via a separate
+ * control request for the string descriptor.
+ *
+ * \note If no string supplied, use \ref NO_DESCRIPTOR.
+ */
+ uint8_t iProduct; /**< String index for the product name/details.
+ *
+ * \see ManufacturerStrIndex structure entry.
+ */
+ uint8_t iSerialNumber; /**< String index for the product's globally unique hexadecimal
+ * serial number, in uppercase Unicode ASCII.
+ *
+ * \note On some AVR models, there is an embedded serial number
+ * in the chip which can be used for the device serial number.
+ * To use this serial number, set this to USE_INTERNAL_SERIAL.
+ * On unsupported devices, this will evaluate to 0 and will cause
+ * the host to generate a pseudo-unique value for the device upon
+ * insertion.
+ *
+ * \see ManufacturerStrIndex structure entry.
+ */
+ uint8_t bNumConfigurations; /**< Total number of configurations supported by
+ * the device.
+ */
+ } USB_StdDescriptor_Device_t;
+
+ /** \brief Standard USB Configuration Descriptor (LUFA naming conventions).
+ *
+ * Type define for a standard Configuration Descriptor header. This structure uses LUFA-specific element names
+ * to make each element's purpose clearer.
+ *
+ * \see \ref USB_StdDescriptor_Configuration_Header_t for the version of this type with standard element names.
+ */
+ typedef struct
+ {
+ USB_Descriptor_Header_t Header; /**< Descriptor header, including type and size. */
+
+ uint16_t TotalConfigurationSize; /**< Size of the configuration descriptor header,
+ * and all sub descriptors inside the configuration.
+ */
+ uint8_t TotalInterfaces; /**< Total number of interfaces in the configuration. */
+
+ uint8_t ConfigurationNumber; /**< Configuration index of the current configuration. */
+ uint8_t ConfigurationStrIndex; /**< Index of a string descriptor describing the configuration. */
+
+ uint8_t ConfigAttributes; /**< Configuration attributes, comprised of a mask of zero or
+ * more USB_CONFIG_ATTR_* masks.
+ */
+
+ uint8_t MaxPowerConsumption; /**< Maximum power consumption of the device while in the
+ * current configuration, calculated by the \ref USB_CONFIG_POWER_MA()
+ * macro.
+ */
+ } USB_Descriptor_Configuration_Header_t;
+
+ /** \brief Standard USB Configuration Descriptor (USB-IF naming conventions).
+ *
+ * Type define for a standard Configuration Descriptor header. This structure uses the relevant standard's given element names
+ * to ensure compatibility with the standard.
+ *
+ * \see \ref USB_Descriptor_Device_t for the version of this type with non-standard LUFA specific element names.
+ */
+ typedef struct
+ {
+ uint8_t bLength; /**< Size of the descriptor, in bytes. */
+ uint8_t bDescriptorType; /**< Type of the descriptor, either a value in \ref USB_DescriptorTypes_t or a value
+ * given by the specific class.
+ */
+ uint16_t wTotalLength; /**< Size of the configuration descriptor header,
+ * and all sub descriptors inside the configuration.
+ */
+ uint8_t bNumInterfaces; /**< Total number of interfaces in the configuration. */
+ uint8_t bConfigurationValue; /**< Configuration index of the current configuration. */
+ uint8_t iConfiguration; /**< Index of a string descriptor describing the configuration. */
+ uint8_t bmAttributes; /**< Configuration attributes, comprised of a mask of zero or
+ * more USB_CONFIG_ATTR_* masks.
+ */
+ uint8_t bMaxPower; /**< Maximum power consumption of the device while in the
+ * current configuration, calculated by the \ref USB_CONFIG_POWER_MA()
+ * macro.
+ */
+ } USB_StdDescriptor_Configuration_Header_t;
+
+ /** \brief Standard USB Interface Descriptor (LUFA naming conventions).
+ *
+ * Type define for a standard Interface Descriptor. This structure uses LUFA-specific element names
+ * to make each element's purpose clearer.
+ *
+ * \see \ref USB_StdDescriptor_Interface_t for the version of this type with standard element names.
+ */
+ typedef struct
+ {
+ USB_Descriptor_Header_t Header; /**< Descriptor header, including type and size. */
+
+ uint8_t InterfaceNumber; /**< Index of the interface in the current configuration. */
+ uint8_t AlternateSetting; /**< Alternate setting for the interface number. The same
+ * interface number can have multiple alternate settings
+ * with different endpoint configurations, which can be
+ * selected by the host.
+ */
+ uint8_t TotalEndpoints; /**< Total number of endpoints in the interface. */
+
+ uint8_t Class; /**< Interface class ID. */
+ uint8_t SubClass; /**< Interface subclass ID. */
+ uint8_t Protocol; /**< Interface protocol ID. */
+
+ uint8_t InterfaceStrIndex; /**< Index of the string descriptor describing the interface. */
+ } USB_Descriptor_Interface_t;
+
+ /** \brief Standard USB Interface Descriptor (USB-IF naming conventions).
+ *
+ * Type define for a standard Interface Descriptor. This structure uses the relevant standard's given element names
+ * to ensure compatibility with the standard.
+ *
+ * \see \ref USB_Descriptor_Interface_t for the version of this type with non-standard LUFA specific element names.
+ */
+ typedef struct
+ {
+ uint8_t bLength; /**< Size of the descriptor, in bytes. */
+ uint8_t bDescriptorType; /**< Type of the descriptor, either a value in \ref USB_DescriptorTypes_t or a value
+ * given by the specific class.
+ */
+ uint8_t bInterfaceNumber; /**< Index of the interface in the current configuration. */
+ uint8_t bAlternateSetting; /**< Alternate setting for the interface number. The same
+ * interface number can have multiple alternate settings
+ * with different endpoint configurations, which can be
+ * selected by the host.
+ */
+ uint8_t bNumEndpoints; /**< Total number of endpoints in the interface. */
+ uint8_t bInterfaceClass; /**< Interface class ID. */
+ uint8_t bInterfaceSubClass; /**< Interface subclass ID. */
+ uint8_t bInterfaceProtocol; /**< Interface protocol ID. */
+ uint8_t iInterface; /**< Index of the string descriptor describing the
+ * interface.
+ */
+ } USB_StdDescriptor_Interface_t;
+
+ /** \brief Standard USB Interface Association Descriptor (LUFA naming conventions).
+ *
+ * Type define for a standard Interface Association Descriptor. This structure uses LUFA-specific element names
+ * to make each element's purpose clearer.
+ *
+ * This descriptor has been added as a supplement to the USB2.0 standard, in the ECN located at
+ * <a>http://www.usb.org/developers/docs/InterfaceAssociationDescriptor_ecn.pdf</a>. It allows composite
+ * devices with multiple interfaces related to the same function to have the multiple interfaces bound
+ * together at the point of enumeration, loading one generic driver for all the interfaces in the single
+ * function. Read the ECN for more information.
+ *
+ * \see \ref USB_StdDescriptor_Interface_Association_t for the version of this type with standard element names.
+ */
+ typedef struct
+ {
+ USB_Descriptor_Header_t Header; /**< Descriptor header, including type and size. */
+
+ uint8_t FirstInterfaceIndex; /**< Index of the first associated interface. */
+ uint8_t TotalInterfaces; /**< Total number of associated interfaces. */
+
+ uint8_t Class; /**< Interface class ID. */
+ uint8_t SubClass; /**< Interface subclass ID. */
+ uint8_t Protocol; /**< Interface protocol ID. */
+
+ uint8_t IADStrIndex; /**< Index of the string descriptor describing the
+ * interface association.
+ */
+ } USB_Descriptor_Interface_Association_t;
+
+ /** \brief Standard USB Interface Association Descriptor (USB-IF naming conventions).
+ *
+ * Type define for a standard Interface Association Descriptor. This structure uses the relevant standard's given
+ * element names to ensure compatibility with the standard.
+ *
+ * This descriptor has been added as a supplement to the USB2.0 standard, in the ECN located at
+ * <a>http://www.usb.org/developers/docs/InterfaceAssociationDescriptor_ecn.pdf</a>. It allows composite
+ * devices with multiple interfaces related to the same function to have the multiple interfaces bound
+ * together at the point of enumeration, loading one generic driver for all the interfaces in the single
+ * function. Read the ECN for more information.
+ *
+ * \see \ref USB_Descriptor_Interface_Association_t for the version of this type with non-standard LUFA specific
+ * element names.
+ */
+ typedef struct
+ {
+ uint8_t bLength; /**< Size of the descriptor, in bytes. */
+ uint8_t bDescriptorType; /**< Type of the descriptor, either a value in \ref USB_DescriptorTypes_t or a value
+ * given by the specific class.
+ */
+ uint8_t bFirstInterface; /**< Index of the first associated interface. */
+ uint8_t bInterfaceCount; /**< Total number of associated interfaces. */
+ uint8_t bFunctionClass; /**< Interface class ID. */
+ uint8_t bFunctionSubClass; /**< Interface subclass ID. */
+ uint8_t bFunctionProtocol; /**< Interface protocol ID. */
+ uint8_t iFunction; /**< Index of the string descriptor describing the
+ * interface association.
+ */
+ } USB_StdDescriptor_Interface_Association_t;
+
+ /** \brief Standard USB Endpoint Descriptor (LUFA naming conventions).
+ *
+ * Type define for a standard Endpoint Descriptor. This structure uses LUFA-specific element names
+ * to make each element's purpose clearer.
+ *
+ * \see \ref USB_StdDescriptor_Endpoint_t for the version of this type with standard element names.
+ */
+ typedef struct
+ {
+ USB_Descriptor_Header_t Header; /**< Descriptor header, including type and size. */
+
+ uint8_t EndpointAddress; /**< Logical address of the endpoint within the device for the current
+ * configuration, including direction mask.
+ */
+ uint8_t Attributes; /**< Endpoint attributes, comprised of a mask of the endpoint type (EP_TYPE_*)
+ * and attributes (ENDPOINT_ATTR_*) masks.
+ */
+ uint16_t EndpointSize; /**< Size of the endpoint bank, in bytes. This indicates the maximum packet
+ * size that the endpoint can receive at a time.
+ */
+ uint8_t PollingIntervalMS; /**< Polling interval in milliseconds for the endpoint if it is an INTERRUPT
+ * or ISOCHRONOUS type.
+ */
+ } USB_Descriptor_Endpoint_t;
+
+ /** \brief Standard USB Endpoint Descriptor (USB-IF naming conventions).
+ *
+ * Type define for a standard Endpoint Descriptor. This structure uses the relevant standard's given
+ * element names to ensure compatibility with the standard.
+ *
+ * \see \ref USB_Descriptor_Endpoint_t for the version of this type with non-standard LUFA specific
+ * element names.
+ */
+ typedef struct
+ {
+ uint8_t bLength; /**< Size of the descriptor, in bytes. */
+ uint8_t bDescriptorType; /**< Type of the descriptor, either a value in \ref USB_DescriptorTypes_t or a
+ * value given by the specific class.
+ */
+ uint8_t bEndpointAddress; /**< Logical address of the endpoint within the device for the current
+ * configuration, including direction mask.
+ */
+ uint8_t bmAttributes; /**< Endpoint attributes, comprised of a mask of the endpoint type (EP_TYPE_*)
+ * and attributes (ENDPOINT_ATTR_*) masks.
+ */
+ uint16_t wMaxPacketSize; /**< Size of the endpoint bank, in bytes. This indicates the maximum packet size
+ * that the endpoint can receive at a time.
+ */
+ uint8_t bInterval; /**< Polling interval in milliseconds for the endpoint if it is an INTERRUPT or
+ * ISOCHRONOUS type.
+ */
+ } USB_StdDescriptor_Endpoint_t;
+
+ /** \brief Standard USB String Descriptor (LUFA naming conventions).
+ *
+ * Type define for a standard string descriptor. Unlike other standard descriptors, the length
+ * of the descriptor for placement in the descriptor header must be determined by the \ref USB_STRING_LEN()
+ * macro rather than by the size of the descriptor structure, as the length is not fixed.
+ *
+ * This structure should also be used for string index 0, which contains the supported language IDs for
+ * the device as an array.
+ *
+ * This structure uses LUFA-specific element names to make each element's purpose clearer.
+ *
+ * \see \ref USB_StdDescriptor_String_t for the version of this type with standard element names.
+ */
+ typedef struct
+ {
+ USB_Descriptor_Header_t Header; /**< Descriptor header, including type and size. */
+
+ wchar_t UnicodeString[]; /**< String data, as unicode characters (alternatively,
+ * string language IDs). If normal ASCII characters are
+ * to be used, they must be added as an array of characters
+ * rather than a normal C string so that they are widened to
+ * Unicode size.
+ *
+ * Under GCC, strings prefixed with the "L" character (before
+ * the opening string quotation mark) are considered to be
+ * Unicode strings, and may be used instead of an explicit
+ * array of ASCII characters.
+ */
+ } USB_Descriptor_String_t;
+
+ /** \brief Standard USB String Descriptor (USB-IF naming conventions).
+ *
+ * Type define for a standard string descriptor. Unlike other standard descriptors, the length
+ * of the descriptor for placement in the descriptor header must be determined by the \ref USB_STRING_LEN()
+ * macro rather than by the size of the descriptor structure, as the length is not fixed.
+ *
+ * This structure should also be used for string index 0, which contains the supported language IDs for
+ * the device as an array.
+ *
+ * This structure uses the relevant standard's given element names to ensure compatibility with the standard.
+ *
+ * \see \ref USB_Descriptor_String_t for the version of this type with with non-standard LUFA specific
+ * element names.
+ */
+ typedef struct
+ {
+ uint8_t bLength; /**< Size of the descriptor, in bytes. */
+ uint8_t bDescriptorType; /**< Type of the descriptor, either a value in \ref USB_DescriptorTypes_t
+ * or a value given by the specific class.
+ */
+ int16_t bString[]; /**< String data, as unicode characters (alternatively, string language IDs).
+ * If normal ASCII characters are to be used, they must be added as an array
+ * of characters rather than a normal C string so that they are widened to
+ * Unicode size.
+ *
+ * Under GCC, strings prefixed with the "L" character (before the opening string
+ * quotation mark) are considered to be Unicode strings, and may be used instead
+ * of an explicit array of ASCII characters.
+ */
+ } USB_StdDescriptor_String_t;
+
+ /* Private Interface - For use in library only: */
+ #if !defined(__DOXYGEN__)
+ /* Macros: */
+ #define VERSION_TENS(x) (int)((x) / 10)
+ #define VERSION_ONES(x) (int)((x) - (10 * VERSION_TENS(x)))
+ #define VERSION_TENTHS(x) (int)(((x) - (int)(x)) * 10)
+ #define VERSION_HUNDREDTHS(x) (int)((((x) - (int)(x)) * 100) - (10 * VERSION_TENTHS(x)))
+ #endif
+
+ /* Disable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ }
+ #endif
+
+#endif
+
+/** @} */
+
diff --git a/LUFA/Drivers/USB/HighLevel/StdRequestType.h b/LUFA/Drivers/USB/HighLevel/StdRequestType.h new file mode 100644 index 0000000..7c18ead --- /dev/null +++ b/LUFA/Drivers/USB/HighLevel/StdRequestType.h @@ -0,0 +1,247 @@ +/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2010.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ 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 USB control endpoint request definitions.
+ *
+ * This file contains structures and macros for the easy creation and parsing of standard USB control requests.
+ *
+ * \note This file should not be included directly. It is automatically included as needed by the USB driver
+ * dispatch header located in LUFA/Drivers/USB/USB.h.
+ */
+
+/** \ingroup Group_USB
+ * @defgroup Group_StdRequest Standard USB Requests
+ *
+ * This module contains definitions for the various control request parameters, so that the request
+ * details (such as data direction, request recipient, etc.) can be extracted via masking.
+ *
+ * @{
+ */
+
+#ifndef __STDREQTYPE_H__
+#define __STDREQTYPE_H__
+
+ /* Includes: */
+ #include <stdint.h>
+
+ /* Preprocessor Checks: */
+ #if !defined(__INCLUDE_FROM_USB_DRIVER)
+ #error Do not include this file directly. Include LUFA/Drivers/USB/USB.h instead.
+ #endif
+
+ /* Public Interface - May be used in end-application: */
+ /* Macros: */
+ /** Mask for the request type parameter, to indicate the direction of the request data (Host to Device
+ * or Device to Host). The result of this mask should then be compared to the request direction masks.
+ *
+ * \see REQDIR_* macros for masks indicating the request data direction.
+ */
+ #define CONTROL_REQTYPE_DIRECTION 0x80
+
+ /** Mask for the request type parameter, to indicate the type of request (Device, Class or Vendor
+ * Specific). The result of this mask should then be compared to the request type masks.
+ *
+ * \see REQTYPE_* macros for masks indicating the request type.
+ */
+ #define CONTROL_REQTYPE_TYPE 0x60
+
+ /** Mask for the request type parameter, to indicate the recipient of the request (Standard, Class
+ * or Vendor Specific). The result of this mask should then be compared to the request recipient
+ * masks.
+ *
+ * \see REQREC_* macros for masks indicating the request recipient.
+ */
+ #define CONTROL_REQTYPE_RECIPIENT 0x1F
+
+ /** \name Control Request Data Direction Masks */
+ //@{
+ /** Request data direction mask, indicating that the request data will flow from host to device.
+ *
+ * \see \ref CONTROL_REQTYPE_DIRECTION macro.
+ */
+ #define REQDIR_HOSTTODEVICE (0 << 7)
+
+ /** Request data direction mask, indicating that the request data will flow from device to host.
+ *
+ * \see \ref CONTROL_REQTYPE_DIRECTION macro.
+ */
+ #define REQDIR_DEVICETOHOST (1 << 7)
+ //@}
+
+ /** \name Control Request Type Masks */
+ //@{
+ /** Request type mask, indicating that the request is a standard request.
+ *
+ * \see \ref CONTROL_REQTYPE_TYPE macro.
+ */
+ #define REQTYPE_STANDARD (0 << 5)
+
+ /** Request type mask, indicating that the request is a class-specific request.
+ *
+ * \see \ref CONTROL_REQTYPE_TYPE macro.
+ */
+ #define REQTYPE_CLASS (1 << 5)
+
+ /** Request type mask, indicating that the request is a vendor specific request.
+ *
+ * \see \ref CONTROL_REQTYPE_TYPE macro.
+ */
+ #define REQTYPE_VENDOR (2 << 5)
+ //@}
+
+ /** \name Control Request Recipient Masks */
+ //@{
+ /** Request recipient mask, indicating that the request is to be issued to the device as a whole.
+ *
+ * \see \ref CONTROL_REQTYPE_RECIPIENT macro.
+ */
+ #define REQREC_DEVICE (0 << 0)
+
+ /** Request recipient mask, indicating that the request is to be issued to an interface in the
+ * currently selected configuration.
+ *
+ * \see \ref CONTROL_REQTYPE_RECIPIENT macro.
+ */
+ #define REQREC_INTERFACE (1 << 0)
+
+ /** Request recipient mask, indicating that the request is to be issued to an endpoint in the
+ * currently selected configuration.
+ *
+ * \see \ref CONTROL_REQTYPE_RECIPIENT macro.
+ */
+ #define REQREC_ENDPOINT (2 << 0)
+
+ /** Request recipient mask, indicating that the request is to be issued to an unspecified element
+ * in the currently selected configuration.
+ *
+ * \see \ref CONTROL_REQTYPE_RECIPIENT macro.
+ */
+ #define REQREC_OTHER (3 << 0)
+ //@}
+
+ /* Type Defines: */
+ /** \brief Standard USB Control Request
+ *
+ * Type define for a standard USB control request.
+ *
+ * \see The USB 2.0 specification for more information on standard control requests.
+ */
+ typedef struct
+ {
+ uint8_t bmRequestType; /**< Type of the request. */
+ uint8_t bRequest; /**< Request command code. */
+ uint16_t wValue; /**< wValue parameter of the request. */
+ uint16_t wIndex; /**< wIndex parameter of the request. */
+ uint16_t wLength; /**< Length of the data to transfer in bytes. */
+ } USB_Request_Header_t;
+
+ /* Enums: */
+ /** Enumeration for the various standard request commands. These commands are applicable when the
+ * request type is \ref REQTYPE_STANDARD (with the exception of \ref REQ_GetDescriptor, which is always
+ * handled regardless of the request type value).
+ *
+ * \see Chapter 9 of the USB 2.0 Specification.
+ */
+ enum USB_Control_Request_t
+ {
+ REQ_GetStatus = 0, /**< Implemented in the library for device, endpoint and interface
+ * recipients. Passed to the user application for other recipients
+ * via the \ref EVENT_USB_Device_ControlRequest() event when received in
+ * device mode. */
+ REQ_ClearFeature = 1, /**< Implemented in the library for device, endpoint and interface
+ * recipients. Passed to the user application for other recipients
+ * via the \ref EVENT_USB_Device_ControlRequest() event when received in
+ * device mode. */
+ REQ_SetFeature = 3, /**< Implemented in the library for device, endpoint and interface
+ * recipients. Passed to the user application for other recipients
+ * via the \ref EVENT_USB_Device_ControlRequest() event when received in
+ * device mode. */
+ REQ_SetAddress = 5, /**< Implemented in the library for the device recipient. Passed
+ * to the user application for other recipients via the
+ * \ref EVENT_USB_Device_ControlRequest() event when received in
+ * device mode. */
+ REQ_GetDescriptor = 6, /**< Implemented in the library for device and interface recipients. Passed to the
+ * user application for other recipients via the
+ * \ref EVENT_USB_Device_ControlRequest() event when received in
+ * device mode. */
+ REQ_SetDescriptor = 7, /**< Not implemented in the library, passed to the user application
+ * via the \ref EVENT_USB_Device_ControlRequest() event when received in
+ * device mode. */
+ REQ_GetConfiguration = 8, /**< Implemented in the library for the device recipient. Passed
+ * to the user application for other recipients via the
+ * \ref EVENT_USB_Device_ControlRequest() event when received in
+ * device mode. */
+ REQ_SetConfiguration = 9, /**< Implemented in the library for the device recipient. Passed
+ * to the user application for other recipients via the
+ * \ref EVENT_USB_Device_ControlRequest() event when received in
+ * device mode. */
+ REQ_GetInterface = 10, /**< Not implemented in the library, passed to the user application
+ * via the \ref EVENT_USB_Device_ControlRequest() event when received in
+ * device mode. */
+ REQ_SetInterface = 11, /**< Not implemented in the library, passed to the user application
+ * via the \ref EVENT_USB_Device_ControlRequest() event when received in
+ * device mode. */
+ REQ_SynchFrame = 12, /**< Not implemented in the library, passed to the user application
+ * via the \ref EVENT_USB_Device_ControlRequest() event when received in
+ * device mode. */
+ };
+
+ /** Feature Selector values for Set Feature and Clear Feature standard control requests directed to the device, interface
+ * and endpoint recipients.
+ */
+ enum USB_Feature_Selectors_t
+ {
+ FEATURE_SEL_EndpointHalt = 0x00, /**< Feature selector for Clear Feature or Set Feature commands. When
+ * used in a Set Feature or Clear Feature request this indicates that an
+ * endpoint (whose address is given elsewhere in the request should have
+ * its stall condition changed.
+ */
+ FEATURE_SEL_DeviceRemoteWakeup = 0x01, /**< Feature selector for Device level Remote Wakeup enable set or clear.
+ * This feature can be controlled by the host on devices which indicate
+ * remote wakeup support in their descriptors to selectively disable or
+ * enable remote wakeup.
+ */
+ FEATURE_SEL_TestMode = 0x02, /**< Feature selector for Test Mode features, used to test the USB controller
+ * to check for incorrect operation.
+ */
+ };
+
+ /* Private Interface - For use in library only: */
+ #if !defined(__DOXYGEN__)
+ /* Macros: */
+ #define FEATURE_SELFPOWERED_ENABLED (1 << 0)
+ #define FEATURE_REMOTE_WAKEUP_ENABLED (1 << 1)
+ #endif
+
+#endif
+
+/** @} */
+
diff --git a/LUFA/Drivers/USB/HighLevel/StreamCallbacks.h b/LUFA/Drivers/USB/HighLevel/StreamCallbacks.h new file mode 100644 index 0000000..6109de5 --- /dev/null +++ b/LUFA/Drivers/USB/HighLevel/StreamCallbacks.h @@ -0,0 +1,87 @@ +/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2010.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ 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 USB endpoint/pipe stream callback management.
+ *
+ * This file contains definitions for the creation of optional callback routines which can be passed to the
+ * endpoint and/or pipe stream APIs, to abort the transfer currently in progress when a condition is met.
+ *
+ * \note This file should not be included directly. It is automatically included as needed by the USB driver
+ * dispatch header located in LUFA/Drivers/USB/USB.h.
+ */
+
+/** \ingroup Group_USB
+ * @defgroup Group_StreamCallbacks Endpoint and Pipe Stream Callbacks
+ *
+ * Macros and enums for the stream callback routines. This module contains the code required to easily set up
+ * stream callback functions which can be used to force early abort of a stream read/write process. Each callback
+ * should take no arguments, and return a value from the \ref StreamCallback_Return_ErrorCodes_t enum.
+ *
+ * @{
+ */
+
+#ifndef __STREAMCALLBACK_H__
+#define __STREAMCALLBACK_H__
+
+ /* Includes: */
+ #include <stdint.h>
+
+ /* Preprocessor Checks: */
+ #if !defined(__INCLUDE_FROM_USB_DRIVER)
+ #error Do not include this file directly. Include LUFA/Drivers/USB/USB.h instead.
+ #endif
+
+ /* Public Interface - May be used in end-application: */
+ /* Macros: */
+ /** Used with the Endpoint and Pipe stream functions as the callback function parameter, indicating that the stream
+ * call has no callback function to be called between USB packets.
+ */
+ #define NO_STREAM_CALLBACK NULL
+
+ /* Enums: */
+ /** Enum for the possible error return codes of a stream callback function. */
+ enum StreamCallback_Return_ErrorCodes_t
+ {
+ STREAMCALLBACK_Continue = 0, /**< Continue sending or receiving the stream. */
+ STREAMCALLBACK_Abort = 1, /**< Abort the stream send or receiving process. */
+ };
+
+ /* Type Defines: */
+ /** Type define for a Stream Callback function (function taking no arguments and retuning a
+ * uint8_t value). Stream callback functions should have an identical function signature if they
+ * are to be used as the callback parameter of the stream functions.
+ */
+ typedef uint8_t (* const StreamCallbackPtr_t)(void);
+
+#endif
+
+/** @} */
+
diff --git a/LUFA/Drivers/USB/HighLevel/Template/Template_Endpoint_Control_R.c b/LUFA/Drivers/USB/HighLevel/Template/Template_Endpoint_Control_R.c new file mode 100644 index 0000000..893a390 --- /dev/null +++ b/LUFA/Drivers/USB/HighLevel/Template/Template_Endpoint_Control_R.c @@ -0,0 +1,48 @@ +uint8_t TEMPLATE_FUNC_NAME (void* Buffer,
+ uint16_t Length)
+{
+ uint8_t* DataStream = ((uint8_t*)Buffer + TEMPLATE_BUFFER_OFFSET(Length));
+
+ if (!(Length))
+ Endpoint_ClearOUT();
+
+ while (Length)
+ {
+ uint8_t USB_DeviceState_LCL = USB_DeviceState;
+
+ if (USB_DeviceState_LCL == DEVICE_STATE_Unattached)
+ return ENDPOINT_RWCSTREAM_DeviceDisconnected;
+ else if (USB_DeviceState_LCL == DEVICE_STATE_Suspended)
+ return ENDPOINT_RWCSTREAM_BusSuspended;
+ else if (Endpoint_IsSETUPReceived())
+ return ENDPOINT_RWCSTREAM_HostAborted;
+
+ if (Endpoint_IsOUTReceived())
+ {
+ while (Length && Endpoint_BytesInEndpoint())
+ {
+ TEMPLATE_TRANSFER_BYTE(DataStream);
+ Length--;
+ }
+
+ Endpoint_ClearOUT();
+ }
+ }
+
+ while (!(Endpoint_IsINReady()))
+ {
+ uint8_t USB_DeviceState_LCL = USB_DeviceState;
+
+ if (USB_DeviceState_LCL == DEVICE_STATE_Unattached)
+ return ENDPOINT_RWCSTREAM_DeviceDisconnected;
+ else if (USB_DeviceState_LCL == DEVICE_STATE_Suspended)
+ return ENDPOINT_RWCSTREAM_BusSuspended;
+ }
+
+ return ENDPOINT_RWCSTREAM_NoError;
+}
+
+
+#undef TEMPLATE_BUFFER_OFFSET
+#undef TEMPLATE_FUNC_NAME
+#undef TEMPLATE_TRANSFER_BYTE
diff --git a/LUFA/Drivers/USB/HighLevel/Template/Template_Endpoint_Control_W.c b/LUFA/Drivers/USB/HighLevel/Template/Template_Endpoint_Control_W.c new file mode 100644 index 0000000..1bc550f --- /dev/null +++ b/LUFA/Drivers/USB/HighLevel/Template/Template_Endpoint_Control_W.c @@ -0,0 +1,56 @@ +uint8_t TEMPLATE_FUNC_NAME (const void* Buffer,
+ uint16_t Length)
+{
+ uint8_t* DataStream = ((uint8_t*)Buffer + TEMPLATE_BUFFER_OFFSET(Length));
+ bool LastPacketFull = false;
+
+ if (Length > USB_ControlRequest.wLength)
+ Length = USB_ControlRequest.wLength;
+ else if (!(Length))
+ Endpoint_ClearIN();
+
+ while (Length || LastPacketFull)
+ {
+ uint8_t USB_DeviceState_LCL = USB_DeviceState;
+
+ if (USB_DeviceState_LCL == DEVICE_STATE_Unattached)
+ return ENDPOINT_RWCSTREAM_DeviceDisconnected;
+ else if (USB_DeviceState_LCL == DEVICE_STATE_Suspended)
+ return ENDPOINT_RWCSTREAM_BusSuspended;
+ else if (Endpoint_IsSETUPReceived())
+ return ENDPOINT_RWCSTREAM_HostAborted;
+ else if (Endpoint_IsOUTReceived())
+ break;
+
+ if (Endpoint_IsINReady())
+ {
+ uint16_t BytesInEndpoint = Endpoint_BytesInEndpoint();
+
+ while (Length && (BytesInEndpoint < USB_ControlEndpointSize))
+ {
+ TEMPLATE_TRANSFER_BYTE(DataStream);
+ Length--;
+ BytesInEndpoint++;
+ }
+
+ LastPacketFull = (BytesInEndpoint == USB_ControlEndpointSize);
+ Endpoint_ClearIN();
+ }
+ }
+
+ while (!(Endpoint_IsOUTReceived()))
+ {
+ uint8_t USB_DeviceState_LCL = USB_DeviceState;
+
+ if (USB_DeviceState_LCL == DEVICE_STATE_Unattached)
+ return ENDPOINT_RWCSTREAM_DeviceDisconnected;
+ else if (USB_DeviceState_LCL == DEVICE_STATE_Suspended)
+ return ENDPOINT_RWCSTREAM_BusSuspended;
+ }
+
+ return ENDPOINT_RWCSTREAM_NoError;
+}
+
+#undef TEMPLATE_BUFFER_OFFSET
+#undef TEMPLATE_FUNC_NAME
+#undef TEMPLATE_TRANSFER_BYTE
diff --git a/LUFA/Drivers/USB/HighLevel/Template/Template_Endpoint_RW.c b/LUFA/Drivers/USB/HighLevel/Template/Template_Endpoint_RW.c new file mode 100644 index 0000000..a1a1e4b --- /dev/null +++ b/LUFA/Drivers/USB/HighLevel/Template/Template_Endpoint_RW.c @@ -0,0 +1,79 @@ +uint8_t TEMPLATE_FUNC_NAME (TEMPLATE_BUFFER_TYPE Buffer,
+ uint16_t Length
+ __CALLBACK_PARAM)
+{
+ uint8_t* DataStream = ((uint8_t*)Buffer + TEMPLATE_BUFFER_OFFSET(Length));
+ uint8_t ErrorCode;
+
+ if ((ErrorCode = Endpoint_WaitUntilReady()))
+ return ErrorCode;
+
+ #if defined(FAST_STREAM_TRANSFERS)
+ uint8_t BytesRemToAlignment = (Endpoint_BytesInEndpoint() & 0x07);
+
+ if (Length >= 8)
+ {
+ Length -= BytesRemToAlignment;
+
+ switch (BytesRemToAlignment)
+ {
+ default:
+ do
+ {
+ if (!(Endpoint_IsReadWriteAllowed()))
+ {
+ TEMPLATE_CLEAR_ENDPOINT();
+
+ #if !defined(NO_STREAM_CALLBACKS)
+ if ((Callback != NULL) && (Callback() == STREAMCALLBACK_Abort))
+ return ENDPOINT_RWSTREAM_CallbackAborted;
+ #endif
+
+ if ((ErrorCode = Endpoint_WaitUntilReady()))
+ return ErrorCode;
+ }
+
+ Length -= 8;
+
+ TEMPLATE_TRANSFER_BYTE(DataStream);
+ case 7: TEMPLATE_TRANSFER_BYTE(DataStream);
+ case 6: TEMPLATE_TRANSFER_BYTE(DataStream);
+ case 5: TEMPLATE_TRANSFER_BYTE(DataStream);
+ case 4: TEMPLATE_TRANSFER_BYTE(DataStream);
+ case 3: TEMPLATE_TRANSFER_BYTE(DataStream);
+ case 2: TEMPLATE_TRANSFER_BYTE(DataStream);
+ case 1: TEMPLATE_TRANSFER_BYTE(DataStream);
+ } while (Length >= 8);
+ }
+ }
+ #endif
+
+ while (Length)
+ {
+ if (!(Endpoint_IsReadWriteAllowed()))
+ {
+ TEMPLATE_CLEAR_ENDPOINT();
+
+ #if !defined(NO_STREAM_CALLBACKS)
+ if ((Callback != NULL) && (Callback() == STREAMCALLBACK_Abort))
+ return ENDPOINT_RWSTREAM_CallbackAborted;
+ #endif
+
+ if ((ErrorCode = Endpoint_WaitUntilReady()))
+ return ErrorCode;
+ }
+ else
+ {
+ TEMPLATE_TRANSFER_BYTE(DataStream);
+ Length--;
+ }
+ }
+
+ return ENDPOINT_RWSTREAM_NoError;
+}
+
+#undef TEMPLATE_FUNC_NAME
+#undef TEMPLATE_BUFFER_TYPE
+#undef TEMPLATE_TRANSFER_BYTE
+#undef TEMPLATE_CLEAR_ENDPOINT
+#undef TEMPLATE_BUFFER_OFFSET
diff --git a/LUFA/Drivers/USB/HighLevel/Template/Template_Pipe_RW.c b/LUFA/Drivers/USB/HighLevel/Template/Template_Pipe_RW.c new file mode 100644 index 0000000..3f8d91f --- /dev/null +++ b/LUFA/Drivers/USB/HighLevel/Template/Template_Pipe_RW.c @@ -0,0 +1,83 @@ +uint8_t TEMPLATE_FUNC_NAME (TEMPLATE_BUFFER_TYPE Buffer,
+ uint16_t Length
+ __CALLBACK_PARAM)
+{
+ uint8_t* DataStream = ((uint8_t*)Buffer + TEMPLATE_BUFFER_OFFSET(Length));
+ uint8_t ErrorCode;
+
+ Pipe_SetPipeToken(TEMPLATE_TOKEN);
+
+ if ((ErrorCode = Pipe_WaitUntilReady()))
+ return ErrorCode;
+
+ #if defined(FAST_STREAM_TRANSFERS)
+ uint8_t BytesRemToAlignment = (Pipe_BytesInPipe() & 0x07);
+
+ if (Length >= 8)
+ {
+ Length -= BytesRemToAlignment;
+
+ switch (BytesRemToAlignment)
+ {
+ default:
+ do
+ {
+ if (!(Pipe_IsReadWriteAllowed()))
+ {
+ TEMPLATE_CLEAR_PIPE();
+
+ #if !defined(NO_STREAM_CALLBACKS)
+ if ((Callback != NULL) && (Callback() == STREAMCALLBACK_Abort))
+ return PIPE_RWSTREAM_CallbackAborted;
+ #endif
+
+ if ((ErrorCode = Pipe_WaitUntilReady()))
+ return ErrorCode;
+ }
+
+ Length -= 8;
+
+ TEMPLATE_TRANSFER_BYTE(DataStream);
+ case 7: TEMPLATE_TRANSFER_BYTE(DataStream);
+ case 6: TEMPLATE_TRANSFER_BYTE(DataStream);
+ case 5: TEMPLATE_TRANSFER_BYTE(DataStream);
+ case 4: TEMPLATE_TRANSFER_BYTE(DataStream);
+ case 3: TEMPLATE_TRANSFER_BYTE(DataStream);
+ case 2: TEMPLATE_TRANSFER_BYTE(DataStream);
+ case 1: TEMPLATE_TRANSFER_BYTE(DataStream);
+ } while (Length >= 8);
+ }
+ }
+ #endif
+
+ while (Length)
+ {
+ if (!(Pipe_IsReadWriteAllowed()))
+ {
+ TEMPLATE_CLEAR_PIPE();
+
+ #if !defined(NO_STREAM_CALLBACKS)
+ if ((Callback != NULL) && (Callback() == STREAMCALLBACK_Abort))
+ return PIPE_RWSTREAM_CallbackAborted;
+ #endif
+
+ if ((ErrorCode = Pipe_WaitUntilReady()))
+ return ErrorCode;
+ }
+ else
+ {
+ TEMPLATE_TRANSFER_BYTE(DataStream);
+ Length--;
+ }
+ }
+
+ return PIPE_RWSTREAM_NoError;
+}
+
+#undef TEMPLATE_FUNC_NAME
+#undef TEMPLATE_BUFFER_TYPE
+#undef TEMPLATE_TOKEN
+#undef TEMPLATE_TRANSFER_BYTE
+#undef TEMPLATE_CLEAR_PIPE
+#undef TEMPLATE_BUFFER_OFFSET
+
diff --git a/LUFA/Drivers/USB/HighLevel/USBMode.h b/LUFA/Drivers/USB/HighLevel/USBMode.h new file mode 100644 index 0000000..09d3631 --- /dev/null +++ b/LUFA/Drivers/USB/HighLevel/USBMode.h @@ -0,0 +1,138 @@ +/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2010.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ 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 USB mode and capability macros.
+ *
+ * This file defines macros indicating the type of USB controller the library is being compiled for, and its
+ * capabilities. These macros may then be referenced in the user application to selectively enable or disable
+ * code sections depending on if they are defined or not.
+ *
+ * \note This file should not be included directly. It is automatically included as needed by the USB driver
+ * dispatch header located in LUFA/Drivers/USB/USB.h.
+ */
+
+/** \ingroup Group_USB
+ * @defgroup Group_USBMode USB Mode Tokens
+ *
+ * After the inclusion of the master USB driver header, one or more of the following
+ * tokens may be defined, to allow the user code to conditionally enable or disable
+ * code based on the USB controller family and allowable USB modes. These tokens may
+ * be tested against to eliminate code relating to a USB mode which is not enabled for
+ * the given compilation.
+ *
+ * @{
+ */
+
+#ifndef __USBMODE_H__
+#define __USBMODE_H__
+
+ /* Preprocessor Checks: */
+ #if !defined(__INCLUDE_FROM_USB_DRIVER)
+ #error Do not include this file directly. Include LUFA/Drivers/USB/USB.h instead.
+ #endif
+
+ /* Public Interface - May be used in end-application: */
+ #if defined(__DOXYGEN__)
+ /** Indicates that the target AVR microcontroller belongs to the Series 2 USB controller
+ * (i.e. AT90USBxxx2 or ATMEGAxxU2) when defined.
+ */
+ #define USB_SERIES_2_AVR
+
+ /** Indicates that the target AVR microcontroller belongs to the Series 4 USB controller
+ * (i.e. ATMEGAxxU4) when defined.
+ */
+ #define USB_SERIES_4_AVR
+
+ /** Indicates that the target AVR microcontroller belongs to the Series 6 USB controller
+ * (i.e. AT90USBxxx6) when defined.
+ */
+ #define USB_SERIES_6_AVR
+
+ /** Indicates that the target AVR microcontroller belongs to the Series 7 USB controller
+ * (i.e. AT90USBxxx7) when defined.
+ */
+ #define USB_SERIES_7_AVR
+
+ /** Indicates that the target AVR microcontroller and compilation settings allow for the
+ * target to be configured in USB Device mode when defined.
+ */
+ #define USB_CAN_BE_DEVICE
+
+ /** Indicates that the target AVR microcontroller and compilation settings allow for the
+ * target to be configured in USB Host mode when defined.
+ */
+ #define USB_CAN_BE_HOST
+
+ /** Indicates that the target AVR microcontroller and compilation settings allow for the
+ * target to be configured in either USB Device or Host mode when defined.
+ */
+ #define USB_CAN_BE_BOTH
+ #else
+ /* Macros: */
+ #if (defined(__AVR_AT90USB162__) || defined(__AVR_AT90USB82__) || \
+ defined(__AVR_ATmega32U2__) || defined(__AVR_ATmega16U2__) || defined(__AVR_ATmega8U2__))
+ #define USB_SERIES_2_AVR
+ #elif (defined(__AVR_ATmega32U4__) || defined(__AVR_ATmega16U4__))
+ #define USB_SERIES_4_AVR
+ #elif (defined(__AVR_ATmega32U6__) || defined(__AVR_AT90USB646__) || defined(__AVR_AT90USB1286__))
+ #define USB_SERIES_6_AVR
+ #elif (defined(__AVR_AT90USB647__) || defined(__AVR_AT90USB1287__))
+ #define USB_SERIES_7_AVR
+ #endif
+
+ #if !defined(USB_SERIES_7_AVR)
+ #if defined(USB_HOST_ONLY)
+ #error USB_HOST_ONLY is not available for the currently selected USB AVR model.
+ #endif
+
+ #if !defined(USB_DEVICE_ONLY)
+ #define USB_DEVICE_ONLY
+ #endif
+ #endif
+
+ #if (!defined(USB_DEVICE_ONLY) && !defined(USB_HOST_ONLY))
+ #define USB_CAN_BE_BOTH
+ #define USB_CAN_BE_HOST
+ #define USB_CAN_BE_DEVICE
+ #elif defined(USB_HOST_ONLY)
+ #define USB_CAN_BE_HOST
+ #elif defined(USB_DEVICE_ONLY)
+ #define USB_CAN_BE_DEVICE
+ #endif
+
+ #if (defined(USB_HOST_ONLY) && defined(USB_DEVICE_ONLY))
+ #error USB_HOST_ONLY and USB_DEVICE_ONLY are mutually exclusive.
+ #endif
+ #endif
+
+#endif
+
+/** @} */
diff --git a/LUFA/Drivers/USB/HighLevel/USBTask.c b/LUFA/Drivers/USB/HighLevel/USBTask.c new file mode 100644 index 0000000..6967283 --- /dev/null +++ b/LUFA/Drivers/USB/HighLevel/USBTask.c @@ -0,0 +1,89 @@ +/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2010.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ 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.
+*/
+
+#define __INCLUDE_FROM_USBTASK_C
+#define __INCLUDE_FROM_USB_DRIVER
+#include "USBTask.h"
+
+volatile bool USB_IsInitialized;
+USB_Request_Header_t USB_ControlRequest;
+
+#if defined(USB_CAN_BE_HOST) && !defined(HOST_STATE_AS_GPIOR)
+volatile uint8_t USB_HostState;
+#endif
+
+#if defined(USB_CAN_BE_DEVICE) && !defined(DEVICE_STATE_AS_GPIOR)
+volatile uint8_t USB_DeviceState;
+#endif
+
+void USB_USBTask(void)
+{
+ #if defined(USB_HOST_ONLY)
+ USB_HostTask();
+ #elif defined(USB_DEVICE_ONLY)
+ USB_DeviceTask();
+ #else
+ if (USB_CurrentMode == USB_MODE_Device)
+ USB_DeviceTask();
+ else if (USB_CurrentMode == USB_MODE_Host)
+ USB_HostTask();
+ #endif
+}
+
+#if defined(USB_CAN_BE_DEVICE)
+static void USB_DeviceTask(void)
+{
+ if (USB_DeviceState != DEVICE_STATE_Unattached)
+ {
+ uint8_t PrevEndpoint = Endpoint_GetCurrentEndpoint();
+
+ Endpoint_SelectEndpoint(ENDPOINT_CONTROLEP);
+
+ if (Endpoint_IsSETUPReceived())
+ USB_Device_ProcessControlRequest();
+
+ Endpoint_SelectEndpoint(PrevEndpoint);
+ }
+}
+#endif
+
+#if defined(USB_CAN_BE_HOST)
+static void USB_HostTask(void)
+{
+ uint8_t PrevPipe = Pipe_GetCurrentPipe();
+
+ Pipe_SelectPipe(PIPE_CONTROLPIPE);
+
+ USB_Host_ProcessNextHostState();
+
+ Pipe_SelectPipe(PrevPipe);
+}
+#endif
+
diff --git a/LUFA/Drivers/USB/HighLevel/USBTask.h b/LUFA/Drivers/USB/HighLevel/USBTask.h new file mode 100644 index 0000000..0af39bf --- /dev/null +++ b/LUFA/Drivers/USB/HighLevel/USBTask.h @@ -0,0 +1,206 @@ +/*
+ LUFA Library
+ Copyright (C) Dean Camera, 2010.
+
+ dean [at] fourwalledcubicle [dot] com
+ www.lufa-lib.org
+*/
+
+/*
+ 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 Main USB service task management.
+ *
+ * This file contains the function definitions required for the main USB service task, which must be called
+ * from the user application to ensure that the USB connection to or from a connected USB device is maintained.
+ *
+ * \note This file should not be included directly. It is automatically included as needed by the USB driver
+ * dispatch header located in LUFA/Drivers/USB/USB.h.
+ */
+
+#ifndef __USBTASK_H__
+#define __USBTASK_H__
+
+ /* Includes: */
+ #include <avr/interrupt.h>
+ #include <stdint.h>
+ #include <stdbool.h>
+
+ #include "../LowLevel/USBController.h"
+ #include "Events.h"
+ #include "StdRequestType.h"
+ #include "StdDescriptors.h"
+ #include "USBMode.h"
+
+ #if defined(USB_CAN_BE_DEVICE)
+ #include "DeviceStandardReq.h"
+ #endif
+
+ #if defined(USB_CAN_BE_HOST)
+ #include "HostStandardReq.h"
+ #endif
+
+ /* Enable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ extern "C" {
+ #endif
+
+ /* Preprocessor Checks: */
+ #if !defined(__INCLUDE_FROM_USB_DRIVER)
+ #error Do not include this file directly. Include LUFA/Drivers/USB/USB.h instead.
+ #endif
+
+ /* Public Interface - May be used in end-application: */
+ /* Global Variables: */
+ /** Indicates if the USB interface is currently initialized but not necessarily connected to a host
+ * or device (i.e. if \ref USB_Init() has been run). If this is false, all other library globals related
+ * to the USB driver are invalid.
+ *
+ * \note This variable should be treated as read-only in the user application, and never manually
+ * changed in value.
+ *
+ * \ingroup Group_USBManagement
+ */
+ extern volatile bool USB_IsInitialized;
+
+ /** Structure containing the last received Control request when in Device mode (for use in user-applications
+ * inside of the \ref EVENT_USB_Device_ControlRequest() event, or for filling up with a control request to
+ * issue when in Host mode before calling \ref USB_Host_SendControlRequest().
+ *
+ * \ingroup Group_USBManagement
+ */
+ extern USB_Request_Header_t USB_ControlRequest;
+
+ #if defined(USB_CAN_BE_HOST) || defined(__DOXYGEN__)
+ #if !defined(HOST_STATE_AS_GPIOR) || defined(__DOXYGEN__)
+ /** Indicates the current host state machine state. When in host mode, this indicates the state
+ * via one of the values of the \ref USB_Host_States_t enum values.
+ *
+ * This value may be altered by the user application to implement the \ref HOST_STATE_Addressed,
+ * \ref HOST_STATE_Configured and \ref HOST_STATE_Suspended states which are not implemented by
+ * the library internally.
+ *
+ * To reduce program size and speed up checks of this global, it can be placed into one of the AVR's
+ * GPIOR hardware registers instead of RAM by defining the HOST_STATE_AS_GPIOR token to a value
+ * between 0 and 2 in the project makefile and passing it to the compiler via the -D switch. When
+ * defined, the corresponding GPIOR register should not be used in the user application except
+ * implicitly via the library APIs.
+ *
+ * \note This global is only present if the user application can be a USB host.
+ *
+ * \see \ref USB_Host_States_t for a list of possible device states.
+ *
+ * \ingroup Group_Host
+ */
+ extern volatile uint8_t USB_HostState;
+ #else
+ #define _GET_HOST_GPIOR_NAME2(y) GPIOR ## y
+ #define _GET_HOST_GPIOR_NAME(x) _GET_HOST_GPIOR_NAME2(x)
+ #define USB_HostState _GET_HOST_GPIOR_NAME(HOST_STATE_AS_GPIOR)
+ #endif
+ #endif
+
+ #if defined(USB_CAN_BE_DEVICE) || defined(__DOXYGEN__)
+ #if !defined(DEVICE_STATE_AS_GPIOR) || defined(__DOXYGEN__)
+ /** Indicates the current device state machine state. When in device mode, this indicates the state
+ * via one of the values of the \ref USB_Device_States_t enum values.
+ *
+ * This value should not be altered by the user application as it is handled automatically by the
+ * library. The only exception to this rule is if the NO_LIMITED_CONTROLLER_CONNECT token is used
+ * (see \ref EVENT_USB_Device_Connect() and \ref EVENT_USB_Device_Disconnect() events).
+ *
+ * To reduce program size and speed up checks of this global, it can be placed into one of the AVR's
+ * GPIOR hardware registers instead of RAM by defining the DEVICE_STATE_AS_GPIOR token to a value
+ * between 0 and 2 in the project makefile and passing it to the compiler via the -D switch. When
+ * defined, the corresponding GPIOR register should not be used in the user application except
+ * implicitly via the library APIs.
+ *
+ * \note This global is only present if the user application can be a USB device.
+ * \n\n
+ *
+ * \note This variable should be treated as read-only in the user application, and never manually
+ * changed in value except in the circumstances outlined above.
+ *
+ * \see \ref USB_Device_States_t for a list of possible device states.
+ *
+ * \ingroup Group_Device
+ */
+ extern volatile uint8_t USB_DeviceState;
+ #else
+ #define _GET_DEVICE_GPIOR_NAME2(y) GPIOR ## y
+ #define _GET_DEVICE_GPIOR_NAME(x) _GET_DEVICE_GPIOR_NAME2(x)
+ #define USB_DeviceState _GET_DEVICE_GPIOR_NAME(DEVICE_STATE_AS_GPIOR)
+ #endif
+ #endif
+
+ /* Function Prototypes: */
+ /** This is the main USB management task. The USB driver requires this task to be executed
+ * continuously when the USB system is active (device attached in host mode, or attached to a host
+ * in device mode) in order to manage USB communications. This task may be executed inside an RTOS,
+ * fast timer ISR or the main user application loop.
+ *
+ * The USB task must be serviced within 30ms while in device mode, or within 1ms while in host mode.
+ * The task may be serviced at all times, or (for minimum CPU consumption):
+ *
+ * - In device mode, it may be disabled at start-up, enabled on the firing of the \ref EVENT_USB_Device_Connect()
+ * event and disabled again on the firing of the \ref EVENT_USB_Device_Disconnect() event.
+ *
+ * - In host mode, it may be disabled at start-up, enabled on the firing of the \ref EVENT_USB_Host_DeviceAttached()
+ * event and disabled again on the firing of the \ref EVENT_USB_Host_DeviceEnumerationComplete() or
+ * \ref EVENT_USB_Host_DeviceEnumerationFailed() events.
+ *
+ * If in device mode (only), the control endpoint can instead be managed via interrupts entirely by the library
+ * by defining the INTERRUPT_CONTROL_ENDPOINT token and passing it to the compiler via the -D switch.
+ *
+ * \see \ref Group_Events for more information on the USB events.
+ *
+ * \ingroup Group_USBManagement
+ */
+ void USB_USBTask(void);
+
+ /* Private Interface - For use in library only: */
+ #if !defined(__DOXYGEN__)
+ /* Function Prototypes: */
+ #if defined(__INCLUDE_FROM_USBTASK_C)
+ #if defined(USB_CAN_BE_HOST)
+ static void USB_HostTask(void);
+ #endif
+
+ #if defined(USB_CAN_BE_DEVICE)
+ static void USB_DeviceTask(void);
+ #endif
+ #endif
+
+ /* Macros: */
+ #define HOST_TASK_NONBLOCK_WAIT(Duration, NextState) MACROS{ USB_HostState = HOST_STATE_WaitForDevice; \
+ WaitMSRemaining = (Duration); \
+ PostWaitState = (NextState); }MACROE
+ #endif
+
+ /* Disable C linkage for C++ Compilers: */
+ #if defined(__cplusplus)
+ }
+ #endif
+
+#endif
+
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