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- /*
- LUFA Library
- Copyright (C) Dean Camera, 2014.
-
- dean [at] fourwalledcubicle [dot] com
- www.lufa-lib.org
- */
-
- /*
- Copyright 2014 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 disclaims 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.
- */
-
- #include "../../../../Common/Common.h"
- #if (ARCH == ARCH_XMEGA)
-
- #define __INCLUDE_FROM_USB_DRIVER
- #include "../USBInterrupt.h"
-
- void USB_INT_DisableAllInterrupts(void)
- {
- USB.INTCTRLA &= USB_INTLVL_gm;
- USB.INTCTRLB = 0;
- }
-
- void USB_INT_ClearAllInterrupts(void)
- {
- USB.INTFLAGSACLR = 0xFF;
- USB.INTFLAGSBCLR = 0xFF;
- }
-
- ISR(USB_BUSEVENT_vect)
- {
- #if !defined(NO_SOF_EVENTS)
- if (USB_INT_HasOccurred(USB_INT_SOFI) && USB_INT_IsEnabled(USB_INT_SOFI))
- {
- USB_INT_Clear(USB_INT_SOFI);
-
- EVENT_USB_Device_StartOfFrame();
- }
- #endif
-
- if (USB_INT_HasOccurred(USB_INT_BUSEVENTI_Suspend))
- {
- USB_INT_Clear(USB_INT_BUSEVENTI_Suspend);
-
- #if !defined(NO_LIMITED_CONTROLLER_CONNECT)
- USB_DeviceState = DEVICE_STATE_Unattached;
- EVENT_USB_Device_Disconnect();
- #else
- USB_DeviceState = DEVICE_STATE_Suspended;
- EVENT_USB_Device_Suspend();
- #endif
- }
-
- if (USB_INT_HasOccurred(USB_INT_BUSEVENTI_Resume))
- {
- USB_INT_Clear(USB_INT_BUSEVENTI_Resume);
-
- if (USB_Device_ConfigurationNumber)
- USB_DeviceState = DEVICE_STATE_Configured;
- else
- USB_DeviceState = (USB_Device_IsAddressSet()) ? DEVICE_STATE_Addressed : DEVICE_STATE_Powered;
-
- #if !defined(NO_LIMITED_CONTROLLER_CONNECT)
- EVENT_USB_Device_Connect();
- #else
- EVENT_USB_Device_WakeUp();
- #endif
- }
-
- if (USB_INT_HasOccurred(USB_INT_BUSEVENTI_Reset))
- {
- USB_INT_Clear(USB_INT_BUSEVENTI_Reset);
-
- USB_DeviceState = DEVICE_STATE_Default;
- USB_Device_ConfigurationNumber = 0;
-
- USB_Device_EnableDeviceAddress(0);
-
- Endpoint_ClearEndpoints();
- Endpoint_ConfigureEndpoint(ENDPOINT_CONTROLEP, EP_TYPE_CONTROL,
- USB_Device_ControlEndpointSize, 1);
-
- EVENT_USB_Device_Reset();
- }
- }
-
- #endif
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