diff options
author | tmk <hasu@tmk-kbd.com> | 2015-05-13 04:13:10 +0200 |
---|---|---|
committer | tmk <hasu@tmk-kbd.com> | 2015-05-13 04:13:10 +0200 |
commit | f1f2066657f4a0998adc016c95d7e541b436e09f (patch) | |
tree | d056cb656b538c4f3a3c205363e0070976655e2e /tmk_core/protocol/lufa/LUFA-120730/LUFA/Drivers/USB/Core/XMEGA/Endpoint_XMEGA.h | |
parent | 1c73e574f109a17566db99e399bdf86007488d2a (diff) | |
parent | f6d56675f9f981c5464f0ca7a1fbb0162154e8c5 (diff) | |
download | qmk_firmware-f1f2066657f4a0998adc016c95d7e541b436e09f.tar.gz qmk_firmware-f1f2066657f4a0998adc016c95d7e541b436e09f.tar.xz |
Merge commit 'f6d56675f9f981c5464f0ca7a1fbb0162154e8c5'
Diffstat (limited to 'tmk_core/protocol/lufa/LUFA-120730/LUFA/Drivers/USB/Core/XMEGA/Endpoint_XMEGA.h')
-rw-r--r-- | tmk_core/protocol/lufa/LUFA-120730/LUFA/Drivers/USB/Core/XMEGA/Endpoint_XMEGA.h | 777 |
1 files changed, 0 insertions, 777 deletions
diff --git a/tmk_core/protocol/lufa/LUFA-120730/LUFA/Drivers/USB/Core/XMEGA/Endpoint_XMEGA.h b/tmk_core/protocol/lufa/LUFA-120730/LUFA/Drivers/USB/Core/XMEGA/Endpoint_XMEGA.h deleted file mode 100644 index a4118889b..000000000 --- a/tmk_core/protocol/lufa/LUFA-120730/LUFA/Drivers/USB/Core/XMEGA/Endpoint_XMEGA.h +++ /dev/null @@ -1,777 +0,0 @@ -/*
- LUFA Library
- Copyright (C) Dean Camera, 2012.
-
- dean [at] fourwalledcubicle [dot] com
- www.lufa-lib.org
-*/
-
-/*
- Copyright 2012 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 definitions for the AVR XMEGA microcontrollers.
- * \copydetails Group_EndpointManagement_XMEGA
- *
- * \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_EndpointRW_XMEGA Endpoint Data Reading and Writing (XMEGA)
- * \brief Endpoint data read/write definitions for the Atmel AVR XMEGA architecture.
- *
- * Functions, macros, variables, enums and types related to data reading and writing from and to endpoints.
- */
-
-/** \ingroup Group_EndpointPrimitiveRW
- * \defgroup Group_EndpointPrimitiveRW_XMEGA Read/Write of Primitive Data Types (XMEGA)
- * \brief Endpoint primitive read/write definitions for the Atmel AVR XMEGA architecture.
- *
- * Functions, macros, variables, enums and types related to data reading and writing of primitive data types
- * from and to endpoints.
- */
-
-/** \ingroup Group_EndpointPacketManagement
- * \defgroup Group_EndpointPacketManagement_XMEGA Endpoint Packet Management (XMEGA)
- * \brief Endpoint packet management definitions for the Atmel AVR XMEGA architecture.
- *
- * Functions, macros, variables, enums and types related to packet management of endpoints.
- */
-
-/** \ingroup Group_EndpointManagement
- * \defgroup Group_EndpointManagement_XMEGA Endpoint Management (XMEGA)
- * \brief Endpoint management definitions for the Atmel AVR XMEGA architecture.
- *
- * Functions, macros and enums related to endpoint management when in USB Device mode. This
- * module contains the endpoint management macros, as well as endpoint interrupt and data
- * send/receive functions for various data types.
- *
- * @{
- */
-
-#ifndef __ENDPOINT_XMEGA_H__
-#define __ENDPOINT_XMEGA_H__
-
- /* Includes: */
- #include "../../../../Common/Common.h"
- #include "../USBTask.h"
- #include "../USBInterrupt.h"
- #include "../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(MAX_ENDPOINT_INDEX) && !defined(CONTROL_ONLY_DEVICE)) || defined(__DOXYGEN__)
- /** Total number of endpoints (including the default control endpoint at address 0) which may
- * be used in the device. Different USB AVR models support different amounts of endpoints,
- * this value reflects the maximum number of endpoints for the currently selected AVR model.
- */
- #define ENDPOINT_TOTAL_ENDPOINTS 16
- #else
- #if defined(CONTROL_ONLY_DEVICE)
- #define ENDPOINT_TOTAL_ENDPOINTS 1
- #else
- #define ENDPOINT_TOTAL_ENDPOINTS (MAX_ENDPOINT_INDEX + 1)
- #endif
- #endif
-
- /* Private Interface - For use in library only: */
- #if !defined(__DOXYGEN__)
- /* Type Defines: */
- typedef struct
- {
- uint8_t Data[64];
-
- uint8_t Length;
- uint8_t Position;
- } Endpoint_FIFO_t;
-
- typedef struct
- {
- Endpoint_FIFO_t OUT;
- Endpoint_FIFO_t IN;
- } Endpoint_FIFOPair_t;
-
- /* External Variables: */
- extern Endpoint_FIFOPair_t USB_Endpoint_FIFOs[ENDPOINT_TOTAL_ENDPOINTS];
- extern volatile uint8_t USB_Endpoint_SelectedEndpoint;
- extern volatile USB_EP_t* USB_Endpoint_SelectedHandle;
- extern volatile Endpoint_FIFO_t* USB_Endpoint_SelectedFIFO;
-
- /* Inline Functions: */
- static inline uint8_t Endpoint_BytesToEPSizeMask(const uint16_t Bytes) ATTR_WARN_UNUSED_RESULT ATTR_CONST
- ATTR_ALWAYS_INLINE;
- static inline uint8_t Endpoint_BytesToEPSizeMask(const uint16_t Bytes)
- {
- uint8_t MaskVal = 0;
- uint16_t CheckBytes = 8;
-
- while (CheckBytes < Bytes)
- {
- MaskVal++;
- CheckBytes <<= 1;
- }
-
- return (MaskVal << USB_EP_BUFSIZE_gp);
- }
-
- /* Function Prototypes: */
- bool Endpoint_ConfigureEndpoint_PRV(const uint8_t Address,
- const uint8_t Config,
- const uint8_t Size);
- void Endpoint_ClearEndpoints(void);
- #endif
-
- /* Public Interface - May be used in end-application: */
- /* Macros: */
- #if (!defined(FIXED_CONTROL_ENDPOINT_SIZE) || defined(__DOXYGEN__))
- /** Default size of the default control endpoint's bank, until altered by the control endpoint bank size
- * value in the device descriptor. Not available if the \c FIXED_CONTROL_ENDPOINT_SIZE token is defined.
- */
- #define ENDPOINT_CONTROLEP_DEFAULT_SIZE 8
- #endif
-
- /* Enums: */
- /** Enum for the possible error return codes of the \ref Endpoint_WaitUntilReady() function.
- *
- * \ingroup Group_EndpointRW_XMEGA
- */
- enum Endpoint_WaitUntilReady_ErrorCodes_t
- {
- ENDPOINT_READYWAIT_NoError = 0, /**< Endpoint is ready for next packet, no error. */
- ENDPOINT_READYWAIT_EndpointStalled = 1, /**< The endpoint was stalled during the stream
- * transfer by the host or device.
- */
- ENDPOINT_READYWAIT_DeviceDisconnected = 2, /**< Device was disconnected from the host while
- * waiting for the endpoint to become ready.
- */
- ENDPOINT_READYWAIT_BusSuspended = 3, /**< The USB bus has been suspended by the host and
- * no USB endpoint traffic can occur until the bus
- * has resumed.
- */
- ENDPOINT_READYWAIT_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.
- */
- };
-
- /* Inline Functions: */
- /** Selects the given endpoint address.
- *
- * Any endpoint operations which do not require the endpoint address to be indicated will operate on
- * the currently selected endpoint.
- *
- * \param[in] Address Endpoint address to select.
- */
- static inline void Endpoint_SelectEndpoint(const uint8_t Address);
- static inline void Endpoint_SelectEndpoint(const uint8_t Address)
- {
- uint8_t EndpointNumber = (Address & ENDPOINT_EPNUM_MASK);
-
- USB_Endpoint_SelectedEndpoint = Address;
-
- if (Address & ENDPOINT_DIR_IN)
- {
- USB_Endpoint_SelectedFIFO = &USB_Endpoint_FIFOs[EndpointNumber].IN;
- USB_Endpoint_SelectedHandle = &((USB_EndpointTable_t*)USB.EPPTR)->Endpoints[EndpointNumber].IN;
- }
- else
- {
- USB_Endpoint_SelectedFIFO = &USB_Endpoint_FIFOs[EndpointNumber].OUT;
- USB_Endpoint_SelectedHandle = &((USB_EndpointTable_t*)USB.EPPTR)->Endpoints[EndpointNumber].OUT;
- }
- }
-
- /** Configures the specified endpoint address with the given endpoint type, direction, bank size
- * and banking mode. Once configured, the endpoint may be read from or written to, depending
- * on its direction.
- *
- * \param[in] Address Endpoint address to configure.
- *
- * \param[in] Type Type of endpoint to configure, a \c EP_TYPE_* mask. Not all endpoint types
- * are available on Low Speed USB devices - refer to the USB 2.0 specification.
- *
- * \param[in] Size Size of the endpoint's bank, where packets are stored before they are transmitted
- * to the USB host, or after they have been received from the USB host (depending on
- * the endpoint's data direction). The bank size must indicate the maximum packet size
- * that the endpoint can handle.
- *
- * \param[in] Banks Number of hardware banks to use for the endpoint being configured.
- *
- * \note The default control endpoint should not be manually configured by the user application, as
- * it is automatically configured by the library internally.
- * \n\n
- *
- * \note This routine will automatically select the specified endpoint.
- *
- * \return Boolean \c true if the configuration succeeded, \c false otherwise.
- */
- static inline bool Endpoint_ConfigureEndpoint(const uint8_t Address,
- const uint8_t Type,
- const uint16_t Size,
- const uint8_t Banks) ATTR_ALWAYS_INLINE;
- static inline bool Endpoint_ConfigureEndpoint(const uint8_t Address,
- const uint8_t Type,
- const uint16_t Size,
- const uint8_t Banks)
- {
- uint8_t EPConfigMask = (USB_EP_INTDSBL_bm | ((Banks > 1) ? USB_EP_PINGPONG_bm : 0) | Endpoint_BytesToEPSizeMask(Size));
-
- if ((Address & ENDPOINT_EPNUM_MASK) >= ENDPOINT_TOTAL_ENDPOINTS)
- return false;
-
- // TODO - Fix once limitations are lifted
- EPConfigMask &= ~USB_EP_PINGPONG_bm;
- if (Size > 64)
- return false;
-
- switch (Type)
- {
- case EP_TYPE_CONTROL:
- EPConfigMask |= USB_EP_TYPE_CONTROL_gc;
- break;
- case EP_TYPE_ISOCHRONOUS:
- EPConfigMask |= USB_EP_TYPE_ISOCHRONOUS_gc;
- break;
- default:
- EPConfigMask |= USB_EP_TYPE_BULK_gc;
- break;
- }
-
- if (Type == EP_TYPE_CONTROL)
- Endpoint_ConfigureEndpoint_PRV(Address ^ ENDPOINT_DIR_IN, EPConfigMask, Size);
-
- return Endpoint_ConfigureEndpoint_PRV(Address, EPConfigMask, Size);
- }
-
- /** Indicates the number of bytes currently stored in the current endpoint's selected bank.
- *
- * \ingroup Group_EndpointRW_XMEGA
- *
- * \return Total number of bytes in the currently selected Endpoint's FIFO buffer.
- */
- static inline uint16_t Endpoint_BytesInEndpoint(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
- static inline uint16_t Endpoint_BytesInEndpoint(void)
- {
- if (USB_Endpoint_SelectedEndpoint & ENDPOINT_DIR_IN)
- return USB_Endpoint_SelectedFIFO->Position;
- else
- return (USB_Endpoint_SelectedFIFO->Length - USB_Endpoint_SelectedFIFO->Position);
- }
-
- /** Get the endpoint address of the currently selected endpoint. This is typically used to save
- * the currently selected endpoint so that it can be restored after another endpoint has been
- * manipulated.
- *
- * \return Index of the currently selected endpoint.
- */
- static inline uint8_t Endpoint_GetCurrentEndpoint(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
- static inline uint8_t Endpoint_GetCurrentEndpoint(void)
- {
- return USB_Endpoint_SelectedEndpoint;
- }
-
- /** Resets the endpoint bank FIFO. This clears all the endpoint banks and resets the USB controller's
- * data In and Out pointers to the bank's contents.
- *
- * \param[in] Address Endpoint address whose FIFO buffers are to be reset.
- */
- static inline void Endpoint_ResetEndpoint(const uint8_t Address) ATTR_ALWAYS_INLINE;
- static inline void Endpoint_ResetEndpoint(const uint8_t Address)
- {
- if (Address & ENDPOINT_DIR_IN)
- USB_Endpoint_FIFOs[Address & ENDPOINT_EPNUM_MASK].IN.Position = 0;
- else
- USB_Endpoint_FIFOs[Address & ENDPOINT_EPNUM_MASK].OUT.Position = 0;
- }
-
- /** Determines if the currently selected endpoint is enabled, but not necessarily configured.
- *
- * \return Boolean \c true if the currently selected endpoint is enabled, \c false otherwise.
- */
- static inline bool Endpoint_IsEnabled(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
- static inline bool Endpoint_IsEnabled(void)
- {
- return true;
- }
-
- /** Aborts all pending IN transactions on the currently selected endpoint, once the bank
- * has been queued for transmission to the host via \ref Endpoint_ClearIN(). This function
- * will terminate all queued transactions, resetting the endpoint banks ready for a new
- * packet.
- *
- * \ingroup Group_EndpointPacketManagement_XMEGA
- */
- static inline void Endpoint_AbortPendingIN(void)
- {
- USB_Endpoint_SelectedHandle->STATUS |= USB_EP_BUSNACK0_bm;
- }
-
- /** Determines if the currently selected endpoint may be read from (if data is waiting in the endpoint
- * bank and the endpoint is an OUT direction, or if the bank is not yet full if the endpoint is an IN
- * direction). This function will return false if an error has occurred in the endpoint, if the endpoint
- * is an OUT direction and no packet (or an empty packet) has been received, or if the endpoint is an IN
- * direction and the endpoint bank is full.
- *
- * \ingroup Group_EndpointPacketManagement_XMEGA
- *
- * \return Boolean \c true if the currently selected endpoint may be read from or written to, depending
- * on its direction.
- */
- static inline bool Endpoint_IsReadWriteAllowed(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
- static inline bool Endpoint_IsReadWriteAllowed(void)
- {
- return (USB_Endpoint_SelectedFIFO->Position < USB_Endpoint_SelectedFIFO->Length);
- }
-
- /** Determines if the currently selected endpoint is configured.
- *
- * \return Boolean \c true if the currently selected endpoint has been configured, \c false otherwise.
- */
- static inline bool Endpoint_IsConfigured(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
- static inline bool Endpoint_IsConfigured(void)
- {
- return ((USB_Endpoint_SelectedHandle->CTRL & USB_EP_TYPE_gm) ? true : false);
- }
-
- /** Determines if the selected IN endpoint is ready for a new packet to be sent to the host.
- *
- * \ingroup Group_EndpointPacketManagement_XMEGA
- *
- * \return Boolean \c true if the current endpoint is ready for an IN packet, \c false otherwise.
- */
- static inline bool Endpoint_IsINReady(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
- static inline bool Endpoint_IsINReady(void)
- {
- Endpoint_SelectEndpoint(USB_Endpoint_SelectedEndpoint | ENDPOINT_DIR_IN);
-
- return ((USB_Endpoint_SelectedHandle->STATUS & USB_EP_BUSNACK0_bm) ? true : false);
- }
-
- /** Determines if the selected OUT endpoint has received new packet from the host.
- *
- * \ingroup Group_EndpointPacketManagement_XMEGA
- *
- * \return Boolean \c true if current endpoint is has received an OUT packet, \c false otherwise.
- */
- static inline bool Endpoint_IsOUTReceived(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
- static inline bool Endpoint_IsOUTReceived(void)
- {
- Endpoint_SelectEndpoint(USB_Endpoint_SelectedEndpoint & ~ENDPOINT_DIR_IN);
-
- if (USB_Endpoint_SelectedHandle->STATUS & USB_EP_TRNCOMPL0_bm)
- {
- USB_Endpoint_SelectedFIFO->Length = USB_Endpoint_SelectedHandle->CNT;
- return true;
- }
-
- return false;
- }
-
- /** Determines if the current CONTROL type endpoint has received a SETUP packet.
- *
- * \ingroup Group_EndpointPacketManagement_XMEGA
- *
- * \return Boolean \c true if the selected endpoint has received a SETUP packet, \c false otherwise.
- */
- static inline bool Endpoint_IsSETUPReceived(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
- static inline bool Endpoint_IsSETUPReceived(void)
- {
- Endpoint_SelectEndpoint(USB_Endpoint_SelectedEndpoint & ~ENDPOINT_DIR_IN);
-
- if (USB_Endpoint_SelectedHandle->STATUS & USB_EP_SETUP_bm)
- {
- USB_Endpoint_SelectedFIFO->Length = USB_Endpoint_SelectedHandle->CNT;
- return true;
- }
-
- return false;
- }
-
- /** Clears a received SETUP packet on the currently selected CONTROL type endpoint, freeing up the
- * endpoint for the next packet.
- *
- * \ingroup Group_EndpointPacketManagement_XMEGA
- *
- * \note This is not applicable for non CONTROL type endpoints.
- */
- static inline void Endpoint_ClearSETUP(void) ATTR_ALWAYS_INLINE;
- static inline void Endpoint_ClearSETUP(void)
- {
- Endpoint_SelectEndpoint(USB_Endpoint_SelectedEndpoint & ~ENDPOINT_DIR_IN);
- USB_Endpoint_SelectedHandle->STATUS &= ~(USB_EP_SETUP_bm | USB_EP_TRNCOMPL0_bm | USB_EP_BUSNACK0_bm | USB_EP_OVF_bm);
- USB_Endpoint_SelectedHandle->STATUS |= USB_EP_TOGGLE_bm;
- USB_Endpoint_SelectedFIFO->Position = 0;
-
- Endpoint_SelectEndpoint(USB_Endpoint_SelectedEndpoint | ENDPOINT_DIR_IN);
- USB_Endpoint_SelectedHandle->STATUS |= USB_EP_TOGGLE_bm;
- USB_Endpoint_SelectedFIFO->Position = 0;
- }
-
- /** Sends an IN packet to the host on the currently selected endpoint, freeing up the endpoint for the
- * next packet and switching to the alternative endpoint bank if double banked.
- *
- * \ingroup Group_EndpointPacketManagement_XMEGA
- */
- static inline void Endpoint_ClearIN(void) ATTR_ALWAYS_INLINE;
- static inline void Endpoint_ClearIN(void)
- {
- USB_Endpoint_SelectedHandle->CNT = USB_Endpoint_SelectedFIFO->Position;
- USB_Endpoint_SelectedHandle->STATUS &= ~(USB_EP_TRNCOMPL0_bm | USB_EP_BUSNACK0_bm | USB_EP_OVF_bm);
- USB_Endpoint_SelectedFIFO->Position = 0;
- }
-
- /** Acknowledges an OUT packet to the host on the currently selected endpoint, freeing up the endpoint
- * for the next packet and switching to the alternative endpoint bank if double banked.
- *
- * \ingroup Group_EndpointPacketManagement_XMEGA
- */
- static inline void Endpoint_ClearOUT(void) ATTR_ALWAYS_INLINE;
- static inline void Endpoint_ClearOUT(void)
- {
- USB_Endpoint_SelectedHandle->STATUS &= ~(USB_EP_TRNCOMPL0_bm | USB_EP_BUSNACK0_bm | USB_EP_OVF_bm);
- USB_Endpoint_SelectedFIFO->Position = 0;
- }
-
- /** Stalls the current endpoint, indicating to the host that a logical problem occurred with the
- * indicated endpoint and that the current transfer sequence should be aborted. This provides a
- * way for devices to indicate invalid commands to the host so that the current transfer can be
- * aborted and the host can begin its own recovery sequence.
- *
- * The currently selected endpoint remains stalled until either the \ref Endpoint_ClearStall() macro
- * is called, or the host issues a CLEAR FEATURE request to the device for the currently selected
- * endpoint.
- *
- * \ingroup Group_EndpointPacketManagement_XMEGA
- */
- static inline void Endpoint_StallTransaction(void) ATTR_ALWAYS_INLINE;
- static inline void Endpoint_StallTransaction(void)
- {
- USB_Endpoint_SelectedHandle->CTRL |= USB_EP_STALL_bm;
-
- if ((USB_Endpoint_SelectedHandle->CTRL & USB_EP_TYPE_gm) == USB_EP_TYPE_CONTROL_gc)
- {
- Endpoint_SelectEndpoint(USB_Endpoint_SelectedEndpoint ^ ENDPOINT_DIR_IN);
- USB_Endpoint_SelectedHandle->CTRL |= USB_EP_STALL_bm;
- }
- }
-
- /** Clears the STALL condition on the currently selected endpoint.
- *
- * \ingroup Group_EndpointPacketManagement_XMEGA
- */
- static inline void Endpoint_ClearStall(void) ATTR_ALWAYS_INLINE;
- static inline void Endpoint_ClearStall(void)
- {
- USB_Endpoint_SelectedHandle->CTRL &= ~USB_EP_STALL_bm;
- }
-
- /** Determines if the currently selected endpoint is stalled, false otherwise.
- *
- * \ingroup Group_EndpointPacketManagement_XMEGA
- *
- * \return Boolean \c true if the currently selected endpoint is stalled, \c false otherwise.
- */
- static inline bool Endpoint_IsStalled(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
- static inline bool Endpoint_IsStalled(void)
- {
- return ((USB_Endpoint_SelectedHandle->CTRL & USB_EP_STALL_bm) ? true : false);
- }
-
- /** Resets the data toggle of the currently selected endpoint. */
- static inline void Endpoint_ResetDataToggle(void) ATTR_ALWAYS_INLINE;
- static inline void Endpoint_ResetDataToggle(void)
- {
- USB_Endpoint_SelectedHandle->STATUS &= ~USB_EP_TOGGLE_bm;
- }
-
- /** Determines the currently selected endpoint's direction.
- *
- * \return The currently selected endpoint's direction, as a \c ENDPOINT_DIR_* mask.
- */
- static inline uint8_t Endpoint_GetEndpointDirection(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
- static inline uint8_t Endpoint_GetEndpointDirection(void)
- {
- return (USB_Endpoint_SelectedEndpoint & ENDPOINT_DIR_IN);
- }
-
- /** Reads one byte from the currently selected endpoint's bank, for OUT direction endpoints.
- *
- * \ingroup Group_EndpointPrimitiveRW_XMEGA
- *
- * \return Next byte in the currently selected endpoint's FIFO buffer.
- */
- static inline uint8_t Endpoint_Read_8(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
- static inline uint8_t Endpoint_Read_8(void)
- {
- return USB_Endpoint_SelectedFIFO->Data[USB_Endpoint_SelectedFIFO->Position++];
- }
-
- /** Writes one byte to the currently selected endpoint's bank, for IN direction endpoints.
- *
- * \ingroup Group_EndpointPrimitiveRW_XMEGA
- *
- * \param[in] Data Data to write into the the currently selected endpoint's FIFO buffer.
- */
- static inline void Endpoint_Write_8(const uint8_t Data) ATTR_ALWAYS_INLINE;
- static inline void Endpoint_Write_8(const uint8_t Data)
- {
- USB_Endpoint_SelectedFIFO->Data[USB_Endpoint_SelectedFIFO->Position++] = Data;
- }
-
- /** Discards one byte from the currently selected endpoint's bank, for OUT direction endpoints.
- *
- * \ingroup Group_EndpointPrimitiveRW_XMEGA
- */
- static inline void Endpoint_Discard_8(void) ATTR_ALWAYS_INLINE;
- static inline void Endpoint_Discard_8(void)
- {
- USB_Endpoint_SelectedFIFO->Position++;
- }
-
- /** Reads two bytes from the currently selected endpoint's bank in little endian format, for OUT
- * direction endpoints.
- *
- * \ingroup Group_EndpointPrimitiveRW_XMEGA
- *
- * \return Next two bytes in the currently selected endpoint's FIFO buffer.
- */
- static inline uint16_t Endpoint_Read_16_LE(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
- static inline uint16_t Endpoint_Read_16_LE(void)
- {
- uint16_t Byte0 = Endpoint_Read_8();
- uint16_t Byte1 = Endpoint_Read_8();
-
- return ((Byte1 << 8) | Byte0);
- }
-
- /** Reads two bytes from the currently selected endpoint's bank in big endian format, for OUT
- * direction endpoints.
- *
- * \ingroup Group_EndpointPrimitiveRW_XMEGA
- *
- * \return Next two bytes in the currently selected endpoint's FIFO buffer.
- */
- static inline uint16_t Endpoint_Read_16_BE(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
- static inline uint16_t Endpoint_Read_16_BE(void)
- {
- uint16_t Byte0 = Endpoint_Read_8();
- uint16_t Byte1 = Endpoint_Read_8();
-
- return ((Byte0 << 8) | Byte1);
- }
-
- /** Writes two bytes to the currently selected endpoint's bank in little endian format, for IN
- * direction endpoints.
- *
- * \ingroup Group_EndpointPrimitiveRW_XMEGA
- *
- * \param[in] Data Data to write to the currently selected endpoint's FIFO buffer.
- */
- static inline void Endpoint_Write_16_LE(const uint16_t Data) ATTR_ALWAYS_INLINE;
- static inline void Endpoint_Write_16_LE(const uint16_t Data)
- {
- Endpoint_Write_8(Data & 0xFF);
- Endpoint_Write_8(Data >> 8);
- }
-
- /** Writes two bytes to the currently selected endpoint's bank in big endian format, for IN
- * direction endpoints.
- *
- * \ingroup Group_EndpointPrimitiveRW_XMEGA
- *
- * \param[in] Data Data to write to the currently selected endpoint's FIFO buffer.
- */
- static inline void Endpoint_Write_16_BE(const uint16_t Data) ATTR_ALWAYS_INLINE;
- static inline void Endpoint_Write_16_BE(const uint16_t Data)
- {
- Endpoint_Write_8(Data >> 8);
- Endpoint_Write_8(Data & 0xFF);
- }
-
- /** Discards two bytes from the currently selected endpoint's bank, for OUT direction endpoints.
- *
- * \ingroup Group_EndpointPrimitiveRW_XMEGA
- */
- static inline void Endpoint_Discard_16(void) ATTR_ALWAYS_INLINE;
- static inline void Endpoint_Discard_16(void)
- {
- Endpoint_Discard_8();
- Endpoint_Discard_8();
- }
-
- /** Reads four bytes from the currently selected endpoint's bank in little endian format, for OUT
- * direction endpoints.
- *
- * \ingroup Group_EndpointPrimitiveRW_XMEGA
- *
- * \return Next four bytes in the currently selected endpoint's FIFO buffer.
- */
- static inline uint32_t Endpoint_Read_32_LE(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
- static inline uint32_t Endpoint_Read_32_LE(void)
- {
- uint32_t Byte0 = Endpoint_Read_8();
- uint32_t Byte1 = Endpoint_Read_8();
- uint32_t Byte2 = Endpoint_Read_8();
- uint32_t Byte3 = Endpoint_Read_8();
-
- return ((Byte3 << 24) | (Byte2 << 16) | (Byte1 << 8) | Byte0);
- }
-
- /** Reads four bytes from the currently selected endpoint's bank in big endian format, for OUT
- * direction endpoints.
- *
- * \ingroup Group_EndpointPrimitiveRW_XMEGA
- *
- * \return Next four bytes in the currently selected endpoint's FIFO buffer.
- */
- static inline uint32_t Endpoint_Read_32_BE(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
- static inline uint32_t Endpoint_Read_32_BE(void)
- {
- uint32_t Byte0 = Endpoint_Read_8();
- uint32_t Byte1 = Endpoint_Read_8();
- uint32_t Byte2 = Endpoint_Read_8();
- uint32_t Byte3 = Endpoint_Read_8();
-
- return ((Byte0 << 24) | (Byte1 << 16) | (Byte2 << 8) | Byte3);
- }
-
- /** Writes four bytes to the currently selected endpoint's bank in little endian format, for IN
- * direction endpoints.
- *
- * \ingroup Group_EndpointPrimitiveRW_XMEGA
- *
- * \param[in] Data Data to write to the currently selected endpoint's FIFO buffer.
- */
- static inline void Endpoint_Write_32_LE(const uint32_t Data) ATTR_ALWAYS_INLINE;
- static inline void Endpoint_Write_32_LE(const uint32_t Data)
- {
- Endpoint_Write_8(Data & 0xFF);
- Endpoint_Write_8(Data >> 8);
- Endpoint_Write_8(Data >> 16);
- Endpoint_Write_8(Data >> 24);
- }
-
- /** Writes four bytes to the currently selected endpoint's bank in big endian format, for IN
- * direction endpoints.
- *
- * \ingroup Group_EndpointPrimitiveRW_XMEGA
- *
- * \param[in] Data Data to write to the currently selected endpoint's FIFO buffer.
- */
- static inline void Endpoint_Write_32_BE(const uint32_t Data) ATTR_ALWAYS_INLINE;
- static inline void Endpoint_Write_32_BE(const uint32_t Data)
- {
- Endpoint_Write_8(Data >> 24);
- Endpoint_Write_8(Data >> 16);
- Endpoint_Write_8(Data >> 8);
- Endpoint_Write_8(Data & 0xFF);
- }
-
- /** Discards four bytes from the currently selected endpoint's bank, for OUT direction endpoints.
- *
- * \ingroup Group_EndpointPrimitiveRW_XMEGA
- */
- static inline void Endpoint_Discard_32(void) ATTR_ALWAYS_INLINE;
- static inline void Endpoint_Discard_32(void)
- {
- Endpoint_Discard_8();
- Endpoint_Discard_8();
- Endpoint_Discard_8();
- Endpoint_Discard_8();
- }
-
- /* External Variables: */
- /** Global indicating the maximum packet size of the default control endpoint located at address
- * 0 in the device. This value is set to the value indicated in the device descriptor in the user
- * project once the USB interface is initialized into device mode.
- *
- * If space is an issue, it is possible to fix this to a static value by defining the control
- * endpoint size in the \c FIXED_CONTROL_ENDPOINT_SIZE token passed to the compiler in the makefile
- * via the -D switch. When a fixed control endpoint size is used, the size is no longer dynamically
- * read from the descriptors at runtime and instead fixed to the given value. When used, it is
- * important that the descriptor control endpoint size value matches the size given as the
- * \c FIXED_CONTROL_ENDPOINT_SIZE token - it is recommended that the \c FIXED_CONTROL_ENDPOINT_SIZE token
- * be used in the device descriptors to ensure this.
- *
- * \attention This variable should be treated as read-only in the user application, and never manually
- * changed in value.
- */
- #if (!defined(FIXED_CONTROL_ENDPOINT_SIZE) || defined(__DOXYGEN__))
- extern uint8_t USB_Device_ControlEndpointSize;
- #else
- #define USB_Device_ControlEndpointSize FIXED_CONTROL_ENDPOINT_SIZE
- #endif
-
- /* Function Prototypes: */
- /** Configures a table of endpoint descriptions, in sequence. This function can be used to configure multiple
- * endpoints at the same time.
- *
- * \note Endpoints with a zero address will be ignored, thus this function cannot be used to configure the
- * control endpoint.
- *
- * \param[in] Table Pointer to a table of endpoint descriptions.
- * \param[in] Entries Number of entries in the endpoint table to configure.
- *
- * \return Boolean \c true if all endpoints configured successfully, \c false otherwise.
- */
- bool Endpoint_ConfigureEndpointTable(const USB_Endpoint_Table_t* const Table,
- const uint8_t Entries);
-
- /** Completes the status stage of a control transfer on a CONTROL type endpoint automatically,
- * with respect to the data direction. This is a convenience function which can be used to
- * simplify user control request handling.
- *
- * \note This routine should not be called on non CONTROL type endpoints.
- */
- void Endpoint_ClearStatusStage(void);
-
- /** Spin-loops until the currently selected non-control endpoint is ready for the next packet of data
- * to be read or written to it.
- *
- * \note This routine should not be called on CONTROL type endpoints.
- *
- * \ingroup Group_EndpointRW_XMEGA
- *
- * \return A value from the \ref Endpoint_WaitUntilReady_ErrorCodes_t enum.
- */
- uint8_t Endpoint_WaitUntilReady(void);
-
- /* Disable C linkage for C++ Compilers: */
- #if defined(__cplusplus)
- }
- #endif
-
-#endif
-
-/** @} */
-
|