diff options
Diffstat (limited to 'LUFA/Drivers/USB/Core/UC3/Host_UC3.h')
-rw-r--r-- | LUFA/Drivers/USB/Core/UC3/Host_UC3.h | 744 |
1 files changed, 372 insertions, 372 deletions
diff --git a/LUFA/Drivers/USB/Core/UC3/Host_UC3.h b/LUFA/Drivers/USB/Core/UC3/Host_UC3.h index 4bcba566b..6191559db 100644 --- a/LUFA/Drivers/USB/Core/UC3/Host_UC3.h +++ b/LUFA/Drivers/USB/Core/UC3/Host_UC3.h @@ -1,372 +1,372 @@ -/*
- LUFA Library
- Copyright (C) Dean Camera, 2011.
-
- dean [at] fourwalledcubicle [dot] com
- www.lufa-lib.org
-*/
-
-/*
- Copyright 2011 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 definitions for the AVR32 UC3B microcontrollers.
- * \copydetails Group_Host_UC3B
- *
- * \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_Host
- * \defgroup Group_Host_UC3B Host Management (UC3B)
- * \brief USB Host definitions for the AVR32 UC3B microcontrollers.
- *
- * Architecture specific USB Host definitions for the Atmel 32-bit AVR UC3B microcontrollers.
- *
- * @{
- */
-
-#ifndef __USBHOST_UC3B_H__
-#define __USBHOST_UC3B_H__
-
- /* Includes: */
- #include "../../../../Common/Common.h"
- #include "../StdDescriptors.h"
- #include "../Pipe.h"
- #include "../USBInterrupt.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: */
- /** Indicates the fixed USB device address which any attached device is enumerated to when in
- * host mode. As only one USB device may be attached to the AVR in host mode at any one time
- * and that the address used is not important (other than the fact that it is non-zero), a
- * fixed value is specified by the library.
- */
- #define USB_HOST_DEVICEADDRESS 1
-
- #if !defined(USB_HOST_TIMEOUT_MS) || defined(__DOXYGEN__)
- /** Constant for the maximum software timeout period of sent USB control transactions to an attached
- * device. If a device fails to respond to a sent control request within this period, the
- * library will return a timeout error code.
- *
- * This value may be overridden in the user project makefile as the value of the
- * \ref USB_HOST_TIMEOUT_MS token, and passed to the compiler using the -D switch.
- */
- #define USB_HOST_TIMEOUT_MS 1000
- #endif
-
- #if !defined(HOST_DEVICE_SETTLE_DELAY_MS) || defined(__DOXYGEN__)
- /** Constant for the delay in milliseconds after a device is connected before the library
- * will start the enumeration process. Some devices require a delay of up to 5 seconds
- * after connection before the enumeration process can start or incorrect operation will
- * occur.
- *
- * The default delay value may be overridden in the user project makefile by defining the
- * \c HOST_DEVICE_SETTLE_DELAY_MS token to the required delay in milliseconds, and passed to the
- * compiler using the -D switch.
- */
- #define HOST_DEVICE_SETTLE_DELAY_MS 1000
- #endif
-
- /* Enums: */
- /** Enum for the error codes for the \ref EVENT_USB_Host_HostError() event.
- *
- * \see \ref Group_Events for more information on this event.
- */
- enum USB_Host_ErrorCodes_t
- {
- HOST_ERROR_VBusVoltageDip = 0, /**< VBUS voltage dipped to an unacceptable level. This
- * error may be the result of an attached device drawing
- * too much current from the VBUS line, or due to the
- * AVR's power source being unable to supply sufficient
- * current.
- */
- };
-
- /** Enum for the error codes for the \ref EVENT_USB_Host_DeviceEnumerationFailed() event.
- *
- * \see \ref Group_Events for more information on this event.
- */
- enum USB_Host_EnumerationErrorCodes_t
- {
- HOST_ENUMERROR_NoError = 0, /**< No error occurred. Used internally, this is not a valid
- * ErrorCode parameter value for the \ref EVENT_USB_Host_DeviceEnumerationFailed()
- * event.
- */
- HOST_ENUMERROR_WaitStage = 1, /**< One of the delays between enumeration steps failed
- * to complete successfully, due to a timeout or other
- * error.
- */
- HOST_ENUMERROR_NoDeviceDetected = 2, /**< No device was detected, despite the USB data lines
- * indicating the attachment of a device.
- */
- HOST_ENUMERROR_ControlError = 3, /**< One of the enumeration control requests failed to
- * complete successfully.
- */
- HOST_ENUMERROR_PipeConfigError = 4, /**< The default control pipe (address 0) failed to
- * configure correctly.
- */
- };
-
- /* Inline Functions: */
- /** Returns the current USB frame number, when in host mode. Every millisecond the USB bus is active (i.e. not suspended)
- * the frame number is incremented by one.
- */
- static inline uint16_t USB_Host_GetFrameNumber(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
- static inline uint16_t USB_Host_GetFrameNumber(void)
- {
- return AVR32_USBB_UHFNUM;
- }
-
- #if !defined(NO_SOF_EVENTS)
- /** Enables the host mode Start Of Frame events. When enabled, this causes the
- * \ref EVENT_USB_Host_StartOfFrame() event to fire once per millisecond, synchronized to the USB bus,
- * at the start of each USB frame when a device is enumerated while in host mode.
- *
- * \note Not available when the \c NO_SOF_EVENTS compile time token is defined.
- */
- static inline void USB_Host_EnableSOFEvents(void) ATTR_ALWAYS_INLINE;
- static inline void USB_Host_EnableSOFEvents(void)
- {
- USB_INT_Enable(USB_INT_HSOFI);
- }
-
- /** Disables the host mode Start Of Frame events. When disabled, this stops the firing of the
- * \ref EVENT_USB_Host_StartOfFrame() event when enumerated in host mode.
- *
- * \note Not available when the NO_SOF_EVENTS compile time token is defined.
- */
- static inline void USB_Host_DisableSOFEvents(void) ATTR_ALWAYS_INLINE;
- static inline void USB_Host_DisableSOFEvents(void)
- {
- USB_INT_Disable(USB_INT_HSOFI);
- }
- #endif
-
- /** Resets the USB bus, including the endpoints in any attached device and pipes on the AVR host.
- * USB bus resets leave the default control pipe configured (if already configured).
- *
- * If the USB bus has been suspended prior to issuing a bus reset, the attached device will be
- * woken up automatically and the bus resumed after the reset has been correctly issued.
- */
- static inline void USB_Host_ResetBus(void) ATTR_ALWAYS_INLINE;
- static inline void USB_Host_ResetBus(void)
- {
- AVR32_USBB.UHCON.reset = true;
- }
-
- /** Determines if a previously issued bus reset (via the \ref USB_Host_ResetBus() macro) has
- * completed.
- *
- * \return Boolean \c true if no bus reset is currently being sent, \c false otherwise.
- */
- static inline bool USB_Host_IsBusResetComplete(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
- static inline bool USB_Host_IsBusResetComplete(void)
- {
- return AVR32_USBB.UHCON.reset;
- }
-
- /** Resumes USB communications with an attached and enumerated device, by resuming the transmission
- * of the 1MS Start Of Frame messages to the device. When resumed, USB communications between the
- * host and attached device may occur.
- */
- static inline void USB_Host_ResumeBus(void) ATTR_ALWAYS_INLINE;
- static inline void USB_Host_ResumeBus(void)
- {
- AVR32_USBB.UHCON.sofe = true;
- }
-
- /** Suspends the USB bus, preventing any communications from occurring between the host and attached
- * device until the bus has been resumed. This stops the transmission of the 1MS Start Of Frame
- * messages to the device.
- *
- * \note While the USB bus is suspended, all USB interrupt sources are also disabled; this means that
- * some events (such as device disconnections) will not fire until the bus is resumed.
- */
- static inline void USB_Host_SuspendBus(void) ATTR_ALWAYS_INLINE;
- static inline void USB_Host_SuspendBus(void)
- {
- AVR32_USBB.UHCON.sofe = false;
- }
-
- /** Determines if the USB bus has been suspended via the use of the \ref USB_Host_SuspendBus() macro,
- * false otherwise. While suspended, no USB communications can occur until the bus is resumed,
- * except for the Remote Wakeup event from the device if supported.
- *
- * \return Boolean \c true if the bus is currently suspended, \c false otherwise.
- */
- static inline bool USB_Host_IsBusSuspended(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
- static inline bool USB_Host_IsBusSuspended(void)
- {
- return AVR32_USBB.UHCON.sofe;
- }
-
- /** Determines if the attached device is currently enumerated in Full Speed mode (12Mb/s), or
- * false if the attached device is enumerated in Low Speed mode (1.5Mb/s).
- *
- * \return Boolean \c true if the attached device is enumerated in Full Speed mode, \c false otherwise.
- */
- static inline bool USB_Host_IsDeviceFullSpeed(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
- static inline bool USB_Host_IsDeviceFullSpeed(void)
- {
- return (AVR32_USBB.USBSTA.speed == AVR32_USBB_SPEED_FULL);
- }
-
- /** Determines if the attached device is currently issuing a Remote Wakeup request, requesting
- * that the host resume the USB bus and wake up the device, false otherwise.
- *
- * \return Boolean \c true if the attached device has sent a Remote Wakeup request, \c false otherwise.
- */
- static inline bool USB_Host_IsRemoteWakeupSent(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
- static inline bool USB_Host_IsRemoteWakeupSent(void)
- {
- return AVR32_USBB.UHINT.rxrsmi;
- }
-
- /** Clears the flag indicating that a Remote Wakeup request has been issued by an attached device. */
- static inline void USB_Host_ClearRemoteWakeupSent(void) ATTR_ALWAYS_INLINE;
- static inline void USB_Host_ClearRemoteWakeupSent(void)
- {
- AVR32_USBB.UHINTCLR.rxrsmic = true;
- }
-
- /** Accepts a Remote Wakeup request from an attached device. This must be issued in response to
- * a device's Remote Wakeup request within 2ms for the request to be accepted and the bus to
- * be resumed.
- */
- static inline void USB_Host_ResumeFromWakeupRequest(void) ATTR_ALWAYS_INLINE;
- static inline void USB_Host_ResumeFromWakeupRequest(void)
- {
- AVR32_USBB.UHCON.resume = true;
- }
-
- /** Determines if a resume from Remote Wakeup request is currently being sent to an attached
- * device.
- *
- * \return Boolean \c true if no resume request is currently being sent, \c false otherwise.
- */
- static inline bool USB_Host_IsResumeFromWakeupRequestSent(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
- static inline bool USB_Host_IsResumeFromWakeupRequestSent(void)
- {
- return AVR32_USBB.UHCON.resume;
- }
-
- /* Private Interface - For use in library only: */
- #if !defined(__DOXYGEN__)
- /* Macros: */
- static inline void USB_Host_HostMode_On(void) ATTR_ALWAYS_INLINE;
- static inline void USB_Host_HostMode_On(void)
- {
- // Not required for UC3B
- }
-
- static inline void USB_Host_HostMode_Off(void) ATTR_ALWAYS_INLINE;
- static inline void USB_Host_HostMode_Off(void)
- {
- // Not required for UC3B
- }
-
- static inline void USB_Host_VBUS_Auto_Enable(void) ATTR_ALWAYS_INLINE;
- static inline void USB_Host_VBUS_Auto_Enable(void)
- {
- AVR32_USBB.USBCON.vbushwc = false;
- }
-
- static inline void USB_Host_VBUS_Manual_Enable(void) ATTR_ALWAYS_INLINE;
- static inline void USB_Host_VBUS_Manual_Enable(void)
- {
- AVR32_USBB.USBCON.vbushwc = true;
- }
-
- static inline void USB_Host_VBUS_Auto_On(void) ATTR_ALWAYS_INLINE;
- static inline void USB_Host_VBUS_Auto_On(void)
- {
- AVR32_USBB.USBSTASET.vbusrqs = true;
- }
-
- static inline void USB_Host_VBUS_Manual_On(void) ATTR_ALWAYS_INLINE;
- static inline void USB_Host_VBUS_Manual_On(void)
- {
- AVR32_USBB.USBSTASET.vbusrqs = true;
- }
-
- static inline void USB_Host_VBUS_Auto_Off(void) ATTR_ALWAYS_INLINE;
- static inline void USB_Host_VBUS_Auto_Off(void)
- {
- AVR32_USBB.USBSTACLR.vbusrqc = true;
- }
-
- static inline void USB_Host_VBUS_Manual_Off(void) ATTR_ALWAYS_INLINE;
- static inline void USB_Host_VBUS_Manual_Off(void)
- {
- AVR32_USBB.USBSTACLR.vbusrqc = true;
- }
-
- static inline void USB_Host_SetDeviceAddress(const uint8_t Address) ATTR_ALWAYS_INLINE;
- static inline void USB_Host_SetDeviceAddress(const uint8_t Address)
- {
- AVR32_USBB.UHADDR1.uhaddr_p0 = Address;
- AVR32_USBB.UHADDR1.uhaddr_p1 = Address;
- AVR32_USBB.UHADDR1.uhaddr_p2 = Address;
- AVR32_USBB.UHADDR1.uhaddr_p3 = Address;
- AVR32_USBB.UHADDR2.uhaddr_p4 = Address;
- AVR32_USBB.UHADDR2.uhaddr_p5 = Address;
- AVR32_USBB.UHADDR2.uhaddr_p6 = Address;
- }
-
- /* Enums: */
- enum USB_Host_WaitMSErrorCodes_t
- {
- HOST_WAITERROR_Successful = 0,
- HOST_WAITERROR_DeviceDisconnect = 1,
- HOST_WAITERROR_PipeError = 2,
- HOST_WAITERROR_SetupStalled = 3,
- };
-
- /* Function Prototypes: */
- void USB_Host_ProcessNextHostState(void);
- uint8_t USB_Host_WaitMS(uint8_t MS);
-
- #if defined(__INCLUDE_FROM_HOST_C)
- static void USB_Host_ResetDevice(void);
- #endif
- #endif
-
- /* Disable C linkage for C++ Compilers: */
- #if defined(__cplusplus)
- }
- #endif
-
-#endif
-
-/** @} */
-
+/* + LUFA Library + Copyright (C) Dean Camera, 2011. + + dean [at] fourwalledcubicle [dot] com + www.lufa-lib.org +*/ + +/* + Copyright 2011 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 definitions for the AVR32 UC3B microcontrollers. + * \copydetails Group_Host_UC3B + * + * \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_Host + * \defgroup Group_Host_UC3B Host Management (UC3B) + * \brief USB Host definitions for the AVR32 UC3B microcontrollers. + * + * Architecture specific USB Host definitions for the Atmel 32-bit AVR UC3B microcontrollers. + * + * @{ + */ + +#ifndef __USBHOST_UC3B_H__ +#define __USBHOST_UC3B_H__ + + /* Includes: */ + #include "../../../../Common/Common.h" + #include "../StdDescriptors.h" + #include "../Pipe.h" + #include "../USBInterrupt.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: */ + /** Indicates the fixed USB device address which any attached device is enumerated to when in + * host mode. As only one USB device may be attached to the AVR in host mode at any one time + * and that the address used is not important (other than the fact that it is non-zero), a + * fixed value is specified by the library. + */ + #define USB_HOST_DEVICEADDRESS 1 + + #if !defined(USB_HOST_TIMEOUT_MS) || defined(__DOXYGEN__) + /** Constant for the maximum software timeout period of sent USB control transactions to an attached + * device. If a device fails to respond to a sent control request within this period, the + * library will return a timeout error code. + * + * This value may be overridden in the user project makefile as the value of the + * \ref USB_HOST_TIMEOUT_MS token, and passed to the compiler using the -D switch. + */ + #define USB_HOST_TIMEOUT_MS 1000 + #endif + + #if !defined(HOST_DEVICE_SETTLE_DELAY_MS) || defined(__DOXYGEN__) + /** Constant for the delay in milliseconds after a device is connected before the library + * will start the enumeration process. Some devices require a delay of up to 5 seconds + * after connection before the enumeration process can start or incorrect operation will + * occur. + * + * The default delay value may be overridden in the user project makefile by defining the + * \c HOST_DEVICE_SETTLE_DELAY_MS token to the required delay in milliseconds, and passed to the + * compiler using the -D switch. + */ + #define HOST_DEVICE_SETTLE_DELAY_MS 1000 + #endif + + /* Enums: */ + /** Enum for the error codes for the \ref EVENT_USB_Host_HostError() event. + * + * \see \ref Group_Events for more information on this event. + */ + enum USB_Host_ErrorCodes_t + { + HOST_ERROR_VBusVoltageDip = 0, /**< VBUS voltage dipped to an unacceptable level. This + * error may be the result of an attached device drawing + * too much current from the VBUS line, or due to the + * AVR's power source being unable to supply sufficient + * current. + */ + }; + + /** Enum for the error codes for the \ref EVENT_USB_Host_DeviceEnumerationFailed() event. + * + * \see \ref Group_Events for more information on this event. + */ + enum USB_Host_EnumerationErrorCodes_t + { + HOST_ENUMERROR_NoError = 0, /**< No error occurred. Used internally, this is not a valid + * ErrorCode parameter value for the \ref EVENT_USB_Host_DeviceEnumerationFailed() + * event. + */ + HOST_ENUMERROR_WaitStage = 1, /**< One of the delays between enumeration steps failed + * to complete successfully, due to a timeout or other + * error. + */ + HOST_ENUMERROR_NoDeviceDetected = 2, /**< No device was detected, despite the USB data lines + * indicating the attachment of a device. + */ + HOST_ENUMERROR_ControlError = 3, /**< One of the enumeration control requests failed to + * complete successfully. + */ + HOST_ENUMERROR_PipeConfigError = 4, /**< The default control pipe (address 0) failed to + * configure correctly. + */ + }; + + /* Inline Functions: */ + /** Returns the current USB frame number, when in host mode. Every millisecond the USB bus is active (i.e. not suspended) + * the frame number is incremented by one. + */ + static inline uint16_t USB_Host_GetFrameNumber(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE; + static inline uint16_t USB_Host_GetFrameNumber(void) + { + return AVR32_USBB_UHFNUM; + } + + #if !defined(NO_SOF_EVENTS) + /** Enables the host mode Start Of Frame events. When enabled, this causes the + * \ref EVENT_USB_Host_StartOfFrame() event to fire once per millisecond, synchronized to the USB bus, + * at the start of each USB frame when a device is enumerated while in host mode. + * + * \note Not available when the \c NO_SOF_EVENTS compile time token is defined. + */ + static inline void USB_Host_EnableSOFEvents(void) ATTR_ALWAYS_INLINE; + static inline void USB_Host_EnableSOFEvents(void) + { + USB_INT_Enable(USB_INT_HSOFI); + } + + /** Disables the host mode Start Of Frame events. When disabled, this stops the firing of the + * \ref EVENT_USB_Host_StartOfFrame() event when enumerated in host mode. + * + * \note Not available when the NO_SOF_EVENTS compile time token is defined. + */ + static inline void USB_Host_DisableSOFEvents(void) ATTR_ALWAYS_INLINE; + static inline void USB_Host_DisableSOFEvents(void) + { + USB_INT_Disable(USB_INT_HSOFI); + } + #endif + + /** Resets the USB bus, including the endpoints in any attached device and pipes on the AVR host. + * USB bus resets leave the default control pipe configured (if already configured). + * + * If the USB bus has been suspended prior to issuing a bus reset, the attached device will be + * woken up automatically and the bus resumed after the reset has been correctly issued. + */ + static inline void USB_Host_ResetBus(void) ATTR_ALWAYS_INLINE; + static inline void USB_Host_ResetBus(void) + { + AVR32_USBB.UHCON.reset = true; + } + + /** Determines if a previously issued bus reset (via the \ref USB_Host_ResetBus() macro) has + * completed. + * + * \return Boolean \c true if no bus reset is currently being sent, \c false otherwise. + */ + static inline bool USB_Host_IsBusResetComplete(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE; + static inline bool USB_Host_IsBusResetComplete(void) + { + return AVR32_USBB.UHCON.reset; + } + + /** Resumes USB communications with an attached and enumerated device, by resuming the transmission + * of the 1MS Start Of Frame messages to the device. When resumed, USB communications between the + * host and attached device may occur. + */ + static inline void USB_Host_ResumeBus(void) ATTR_ALWAYS_INLINE; + static inline void USB_Host_ResumeBus(void) + { + AVR32_USBB.UHCON.sofe = true; + } + + /** Suspends the USB bus, preventing any communications from occurring between the host and attached + * device until the bus has been resumed. This stops the transmission of the 1MS Start Of Frame + * messages to the device. + * + * \note While the USB bus is suspended, all USB interrupt sources are also disabled; this means that + * some events (such as device disconnections) will not fire until the bus is resumed. + */ + static inline void USB_Host_SuspendBus(void) ATTR_ALWAYS_INLINE; + static inline void USB_Host_SuspendBus(void) + { + AVR32_USBB.UHCON.sofe = false; + } + + /** Determines if the USB bus has been suspended via the use of the \ref USB_Host_SuspendBus() macro, + * false otherwise. While suspended, no USB communications can occur until the bus is resumed, + * except for the Remote Wakeup event from the device if supported. + * + * \return Boolean \c true if the bus is currently suspended, \c false otherwise. + */ + static inline bool USB_Host_IsBusSuspended(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE; + static inline bool USB_Host_IsBusSuspended(void) + { + return AVR32_USBB.UHCON.sofe; + } + + /** Determines if the attached device is currently enumerated in Full Speed mode (12Mb/s), or + * false if the attached device is enumerated in Low Speed mode (1.5Mb/s). + * + * \return Boolean \c true if the attached device is enumerated in Full Speed mode, \c false otherwise. + */ + static inline bool USB_Host_IsDeviceFullSpeed(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE; + static inline bool USB_Host_IsDeviceFullSpeed(void) + { + return (AVR32_USBB.USBSTA.speed == AVR32_USBB_SPEED_FULL); + } + + /** Determines if the attached device is currently issuing a Remote Wakeup request, requesting + * that the host resume the USB bus and wake up the device, false otherwise. + * + * \return Boolean \c true if the attached device has sent a Remote Wakeup request, \c false otherwise. + */ + static inline bool USB_Host_IsRemoteWakeupSent(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE; + static inline bool USB_Host_IsRemoteWakeupSent(void) + { + return AVR32_USBB.UHINT.rxrsmi; + } + + /** Clears the flag indicating that a Remote Wakeup request has been issued by an attached device. */ + static inline void USB_Host_ClearRemoteWakeupSent(void) ATTR_ALWAYS_INLINE; + static inline void USB_Host_ClearRemoteWakeupSent(void) + { + AVR32_USBB.UHINTCLR.rxrsmic = true; + } + + /** Accepts a Remote Wakeup request from an attached device. This must be issued in response to + * a device's Remote Wakeup request within 2ms for the request to be accepted and the bus to + * be resumed. + */ + static inline void USB_Host_ResumeFromWakeupRequest(void) ATTR_ALWAYS_INLINE; + static inline void USB_Host_ResumeFromWakeupRequest(void) + { + AVR32_USBB.UHCON.resume = true; + } + + /** Determines if a resume from Remote Wakeup request is currently being sent to an attached + * device. + * + * \return Boolean \c true if no resume request is currently being sent, \c false otherwise. + */ + static inline bool USB_Host_IsResumeFromWakeupRequestSent(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE; + static inline bool USB_Host_IsResumeFromWakeupRequestSent(void) + { + return AVR32_USBB.UHCON.resume; + } + + /* Private Interface - For use in library only: */ + #if !defined(__DOXYGEN__) + /* Macros: */ + static inline void USB_Host_HostMode_On(void) ATTR_ALWAYS_INLINE; + static inline void USB_Host_HostMode_On(void) + { + // Not required for UC3B + } + + static inline void USB_Host_HostMode_Off(void) ATTR_ALWAYS_INLINE; + static inline void USB_Host_HostMode_Off(void) + { + // Not required for UC3B + } + + static inline void USB_Host_VBUS_Auto_Enable(void) ATTR_ALWAYS_INLINE; + static inline void USB_Host_VBUS_Auto_Enable(void) + { + AVR32_USBB.USBCON.vbushwc = false; + } + + static inline void USB_Host_VBUS_Manual_Enable(void) ATTR_ALWAYS_INLINE; + static inline void USB_Host_VBUS_Manual_Enable(void) + { + AVR32_USBB.USBCON.vbushwc = true; + } + + static inline void USB_Host_VBUS_Auto_On(void) ATTR_ALWAYS_INLINE; + static inline void USB_Host_VBUS_Auto_On(void) + { + AVR32_USBB.USBSTASET.vbusrqs = true; + } + + static inline void USB_Host_VBUS_Manual_On(void) ATTR_ALWAYS_INLINE; + static inline void USB_Host_VBUS_Manual_On(void) + { + AVR32_USBB.USBSTASET.vbusrqs = true; + } + + static inline void USB_Host_VBUS_Auto_Off(void) ATTR_ALWAYS_INLINE; + static inline void USB_Host_VBUS_Auto_Off(void) + { + AVR32_USBB.USBSTACLR.vbusrqc = true; + } + + static inline void USB_Host_VBUS_Manual_Off(void) ATTR_ALWAYS_INLINE; + static inline void USB_Host_VBUS_Manual_Off(void) + { + AVR32_USBB.USBSTACLR.vbusrqc = true; + } + + static inline void USB_Host_SetDeviceAddress(const uint8_t Address) ATTR_ALWAYS_INLINE; + static inline void USB_Host_SetDeviceAddress(const uint8_t Address) + { + AVR32_USBB.UHADDR1.uhaddr_p0 = Address; + AVR32_USBB.UHADDR1.uhaddr_p1 = Address; + AVR32_USBB.UHADDR1.uhaddr_p2 = Address; + AVR32_USBB.UHADDR1.uhaddr_p3 = Address; + AVR32_USBB.UHADDR2.uhaddr_p4 = Address; + AVR32_USBB.UHADDR2.uhaddr_p5 = Address; + AVR32_USBB.UHADDR2.uhaddr_p6 = Address; + } + + /* Enums: */ + enum USB_Host_WaitMSErrorCodes_t + { + HOST_WAITERROR_Successful = 0, + HOST_WAITERROR_DeviceDisconnect = 1, + HOST_WAITERROR_PipeError = 2, + HOST_WAITERROR_SetupStalled = 3, + }; + + /* Function Prototypes: */ + void USB_Host_ProcessNextHostState(void); + uint8_t USB_Host_WaitMS(uint8_t MS); + + #if defined(__INCLUDE_FROM_HOST_C) + static void USB_Host_ResetDevice(void); + #endif + #endif + + /* Disable C linkage for C++ Compilers: */ + #if defined(__cplusplus) + } + #endif + +#endif + +/** @} */ + |