--- /dev/null
+/*\r
+ LUFA Library\r
+ Copyright (C) Dean Camera, 2011.\r
+\r
+ dean [at] fourwalledcubicle [dot] com\r
+ www.lufa-lib.org\r
+*/\r
+\r
+/*\r
+ Copyright 2011 Dean Camera (dean [at] fourwalledcubicle [dot] com)\r
+\r
+ Permission to use, copy, modify, distribute, and sell this\r
+ software and its documentation for any purpose is hereby granted\r
+ without fee, provided that the above copyright notice appear in\r
+ all copies and that both that the copyright notice and this\r
+ permission notice and warranty disclaimer appear in supporting\r
+ documentation, and that the name of the author not be used in\r
+ advertising or publicity pertaining to distribution of the\r
+ software without specific, written prior permission.\r
+\r
+ The author disclaim all warranties with regard to this\r
+ software, including all implied warranties of merchantability\r
+ and fitness. In no event shall the author be liable for any\r
+ special, indirect or consequential damages or any damages\r
+ whatsoever resulting from loss of use, data or profits, whether\r
+ in an action of contract, negligence or other tortious action,\r
+ arising out of or in connection with the use or performance of\r
+ this software.\r
+*/\r
+\r
+#define __INCLUDE_FROM_USB_DRIVER\r
+#include "USBInterrupt.h"\r
+\r
+void USB_INT_DisableAllInterrupts(void)\r
+{\r
+ #if defined(USB_SERIES_6_AVR) || defined(USB_SERIES_7_AVR)\r
+ USBCON &= ~((1 << VBUSTE) | (1 << IDTE));\r
+ #elif defined(USB_SERIES_4_AVR)\r
+ USBCON &= ~(1 << VBUSTE);\r
+ #endif\r
+\r
+ #if defined(USB_CAN_BE_BOTH)\r
+ OTGIEN = 0;\r
+ #endif\r
+\r
+ #if defined(USB_CAN_BE_HOST)\r
+ UHIEN = 0;\r
+ #endif\r
+\r
+ #if defined(USB_CAN_BE_DEVICE)\r
+ UDIEN = 0;\r
+ #endif\r
+}\r
+\r
+void USB_INT_ClearAllInterrupts(void)\r
+{\r
+ #if defined(USB_SERIES_4_AVR) || defined(USB_SERIES_6_AVR) || defined(USB_SERIES_7_AVR)\r
+ USBINT = 0;\r
+ #endif\r
+\r
+ #if defined(USB_CAN_BE_BOTH)\r
+ OTGINT = 0;\r
+ #endif\r
+\r
+ #if defined(USB_CAN_BE_HOST)\r
+ UHINT = 0;\r
+ #endif\r
+\r
+ #if defined(USB_CAN_BE_DEVICE)\r
+ UDINT = 0;\r
+ #endif\r
+}\r
+\r
+ISR(USB_GEN_vect, ISR_BLOCK)\r
+{\r
+ #if defined(USB_CAN_BE_DEVICE)\r
+ #if !defined(NO_SOF_EVENTS)\r
+ if (USB_INT_HasOccurred(USB_INT_SOFI) && USB_INT_IsEnabled(USB_INT_SOFI))\r
+ {\r
+ USB_INT_Clear(USB_INT_SOFI);\r
+\r
+ EVENT_USB_Device_StartOfFrame();\r
+ }\r
+ #endif\r
+\r
+ #if defined(USB_SERIES_4_AVR) || defined(USB_SERIES_6_AVR) || defined(USB_SERIES_7_AVR)\r
+ if (USB_INT_HasOccurred(USB_INT_VBUS) && USB_INT_IsEnabled(USB_INT_VBUS))\r
+ {\r
+ USB_INT_Clear(USB_INT_VBUS);\r
+\r
+ if (USB_VBUS_GetStatus())\r
+ {\r
+ USB_DeviceState = DEVICE_STATE_Powered;\r
+ EVENT_USB_Device_Connect();\r
+ }\r
+ else\r
+ {\r
+ USB_DeviceState = DEVICE_STATE_Unattached;\r
+ EVENT_USB_Device_Disconnect();\r
+ }\r
+ }\r
+ #endif\r
+\r
+ if (USB_INT_HasOccurred(USB_INT_SUSPI) && USB_INT_IsEnabled(USB_INT_SUSPI))\r
+ {\r
+ USB_INT_Clear(USB_INT_SUSPI);\r
+\r
+ USB_INT_Disable(USB_INT_SUSPI);\r
+ USB_INT_Enable(USB_INT_WAKEUPI);\r
+\r
+ USB_CLK_Freeze();\r
+\r
+ if (!(USB_Options & USB_OPT_MANUAL_PLL))\r
+ USB_PLL_Off();\r
+\r
+ #if defined(USB_SERIES_2_AVR) && !defined(NO_LIMITED_CONTROLLER_CONNECT)\r
+ USB_DeviceState = DEVICE_STATE_Unattached;\r
+ EVENT_USB_Device_Disconnect();\r
+ #else\r
+ USB_DeviceState = DEVICE_STATE_Suspended;\r
+ EVENT_USB_Device_Suspend();\r
+ #endif\r
+ }\r
+\r
+ if (USB_INT_HasOccurred(USB_INT_WAKEUPI) && USB_INT_IsEnabled(USB_INT_WAKEUPI))\r
+ {\r
+ if (!(USB_Options & USB_OPT_MANUAL_PLL))\r
+ {\r
+ USB_PLL_On();\r
+ while (!(USB_PLL_IsReady()));\r
+ }\r
+\r
+ USB_CLK_Unfreeze();\r
+\r
+ USB_INT_Clear(USB_INT_WAKEUPI);\r
+\r
+ USB_INT_Disable(USB_INT_WAKEUPI);\r
+ USB_INT_Enable(USB_INT_SUSPI);\r
+\r
+ if (USB_ConfigurationNumber)\r
+ USB_DeviceState = DEVICE_STATE_Configured;\r
+ else\r
+ USB_DeviceState = (USB_Device_IsAddressSet()) ? DEVICE_STATE_Configured : DEVICE_STATE_Powered;\r
+\r
+ #if defined(USB_SERIES_2_AVR) && !defined(NO_LIMITED_CONTROLLER_CONNECT)\r
+ EVENT_USB_Device_Connect();\r
+ #else\r
+ EVENT_USB_Device_WakeUp();\r
+ #endif\r
+ }\r
+\r
+ if (USB_INT_HasOccurred(USB_INT_EORSTI) && USB_INT_IsEnabled(USB_INT_EORSTI))\r
+ {\r
+ USB_INT_Clear(USB_INT_EORSTI);\r
+\r
+ USB_DeviceState = DEVICE_STATE_Default;\r
+ USB_ConfigurationNumber = 0;\r
+\r
+ USB_INT_Clear(USB_INT_SUSPI);\r
+ USB_INT_Disable(USB_INT_SUSPI);\r
+ USB_INT_Enable(USB_INT_WAKEUPI);\r
+\r
+ Endpoint_ConfigureEndpoint(ENDPOINT_CONTROLEP, EP_TYPE_CONTROL,\r
+ ENDPOINT_DIR_OUT, USB_ControlEndpointSize,\r
+ ENDPOINT_BANK_SINGLE);\r
+\r
+ #if defined(INTERRUPT_CONTROL_ENDPOINT)\r
+ USB_INT_Enable(USB_INT_RXSTPI);\r
+ #endif\r
+\r
+ EVENT_USB_Device_Reset();\r
+ }\r
+ #endif\r
+\r
+ #if defined(USB_CAN_BE_HOST)\r
+ #if !defined(NO_SOF_EVENTS)\r
+ if (USB_INT_HasOccurred(USB_INT_HSOFI) && USB_INT_IsEnabled(USB_INT_HSOFI))\r
+ {\r
+ USB_INT_Clear(USB_INT_HSOFI);\r
+\r
+ EVENT_USB_Host_StartOfFrame();\r
+ }\r
+ #endif\r
+\r
+ if (USB_INT_HasOccurred(USB_INT_DDISCI) && USB_INT_IsEnabled(USB_INT_DDISCI))\r
+ {\r
+ USB_INT_Clear(USB_INT_DDISCI);\r
+ USB_INT_Clear(USB_INT_DCONNI);\r
+ USB_INT_Disable(USB_INT_DDISCI);\r
+\r
+ EVENT_USB_Host_DeviceUnattached();\r
+\r
+ USB_ResetInterface();\r
+ }\r
+\r
+ if (USB_INT_HasOccurred(USB_INT_VBERRI) && USB_INT_IsEnabled(USB_INT_VBERRI))\r
+ {\r
+ USB_INT_Clear(USB_INT_VBERRI);\r
+\r
+ USB_Host_VBUS_Manual_Off();\r
+ USB_Host_VBUS_Auto_Off();\r
+\r
+ EVENT_USB_Host_HostError(HOST_ERROR_VBusVoltageDip);\r
+ EVENT_USB_Host_DeviceUnattached();\r
+\r
+ USB_HostState = HOST_STATE_Unattached;\r
+ }\r
+\r
+ if (USB_INT_HasOccurred(USB_INT_SRPI) && USB_INT_IsEnabled(USB_INT_SRPI))\r
+ {\r
+ USB_INT_Clear(USB_INT_SRPI);\r
+ USB_INT_Disable(USB_INT_SRPI);\r
+\r
+ EVENT_USB_Host_DeviceAttached();\r
+\r
+ USB_INT_Enable(USB_INT_DDISCI);\r
+\r
+ USB_HostState = HOST_STATE_Powered;\r
+ }\r
+\r
+ if (USB_INT_HasOccurred(USB_INT_BCERRI) && USB_INT_IsEnabled(USB_INT_BCERRI))\r
+ {\r
+ USB_INT_Clear(USB_INT_BCERRI);\r
+\r
+ EVENT_USB_Host_DeviceEnumerationFailed(HOST_ENUMERROR_NoDeviceDetected, 0);\r
+ EVENT_USB_Host_DeviceUnattached();\r
+\r
+ USB_ResetInterface();\r
+ }\r
+ #endif\r
+\r
+ #if defined(USB_CAN_BE_BOTH)\r
+ if (USB_INT_HasOccurred(USB_INT_IDTI) && USB_INT_IsEnabled(USB_INT_IDTI))\r
+ {\r
+ USB_INT_Clear(USB_INT_IDTI);\r
+\r
+ if (USB_DeviceState != DEVICE_STATE_Unattached)\r
+ EVENT_USB_Device_Disconnect();\r
+\r
+ if (USB_HostState != HOST_STATE_Unattached)\r
+ EVENT_USB_Host_DeviceUnattached();\r
+\r
+ USB_CurrentMode = USB_GetUSBModeFromUID();\r
+ USB_ResetInterface();\r
+\r
+ EVENT_USB_UIDChange();\r
+ }\r
+ #endif\r
+}\r
+\r
+#if defined(INTERRUPT_CONTROL_ENDPOINT) && defined(USB_CAN_BE_DEVICE)\r
+ISR(USB_COM_vect, ISR_BLOCK)\r
+{\r
+ uint8_t PrevSelectedEndpoint = Endpoint_GetCurrentEndpoint();\r
+\r
+ Endpoint_SelectEndpoint(ENDPOINT_CONTROLEP);\r
+ USB_INT_Disable(USB_INT_RXSTPI);\r
+\r
+ NONATOMIC_BLOCK(NONATOMIC_FORCEOFF)\r
+ {\r
+ USB_Device_ProcessControlRequest();\r
+ }\r
+\r
+ Endpoint_SelectEndpoint(ENDPOINT_CONTROLEP);\r
+ USB_INT_Enable(USB_INT_RXSTPI);\r
+ Endpoint_SelectEndpoint(PrevSelectedEndpoint);\r
+}\r
+#endif\r
+\r
projects / pub / lufa.git / blobdiff