+++ /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 "../USBMode.h"\r
-\r
-#if defined(USB_CAN_BE_HOST)\r
-\r
-#include "Pipe.h"\r
-\r
-uint8_t USB_ControlPipeSize = PIPE_CONTROLPIPE_DEFAULT_SIZE;\r
-\r
-bool Pipe_ConfigurePipe(const uint8_t Number,\r
- const uint8_t Type,\r
- const uint8_t Token,\r
- const uint8_t EndpointNumber,\r
- const uint16_t Size,\r
- const uint8_t Banks)\r
-{\r
-#if defined(ORDERED_EP_CONFIG)\r
- Pipe_SelectPipe(Number);\r
- Pipe_EnablePipe();\r
-\r
- UPCFG1X = 0;\r
-\r
- UPCFG0X = ((Type << EPTYPE0) | Token | ((EndpointNumber & PIPE_EPNUM_MASK) << PEPNUM0));\r
- UPCFG1X = ((1 << ALLOC) | Banks | Pipe_BytesToEPSizeMask(Size));\r
-\r
- Pipe_SetInfiniteINRequests();\r
-\r
- return Pipe_IsConfigured();\r
-#else \r
- for (uint8_t PNum = Number; PNum < PIPE_TOTAL_PIPES; PNum++)\r
- {\r
- uint8_t UPCFG0XTemp;\r
- uint8_t UPCFG1XTemp;\r
- uint8_t UPCFG2XTemp;\r
- uint8_t UPCONXTemp;\r
- uint8_t UPINRQXTemp;\r
- uint8_t UPIENXTemp;\r
-\r
- Pipe_SelectPipe(PNum);\r
- \r
- if (PNum == Number)\r
- {\r
- UPCFG0XTemp = ((Type << EPTYPE0) | Token | ((EndpointNumber & PIPE_EPNUM_MASK) << PEPNUM0));\r
- UPCFG1XTemp = ((1 << ALLOC) | Banks | Pipe_BytesToEPSizeMask(Size));\r
- UPCFG2XTemp = 0;\r
- UPCONXTemp = ((1 << PEN) | (1 << INMODE));\r
- UPINRQXTemp = 0;\r
- UPIENXTemp = 0;\r
- }\r
- else\r
- {\r
- UPCFG0XTemp = UPCFG0X;\r
- UPCFG1XTemp = UPCFG1X;\r
- UPCFG2XTemp = UPCFG2X;\r
- UPCONXTemp = UPCONX;\r
- UPINRQXTemp = UPINRQX;\r
- UPIENXTemp = UPIENX;\r
- }\r
-\r
- if (!(UPCFG1XTemp & (1 << ALLOC)))\r
- continue;\r
- \r
- Pipe_DisablePipe();\r
- UPCFG1X &= (1 << ALLOC);\r
-\r
- Pipe_EnablePipe();\r
- UPCFG0X = UPCFG0XTemp;\r
- UPCFG1X = UPCFG1XTemp;\r
- UPCFG2X = UPCFG2XTemp;\r
- UPCONX = UPCONXTemp;\r
- UPINRQX = UPINRQXTemp;\r
- UPIENX = UPIENXTemp;\r
-\r
- if (!(Pipe_IsConfigured()))\r
- return false; \r
- }\r
- \r
- Pipe_SelectPipe(Number); \r
- return true;\r
-#endif\r
-}\r
-\r
-void Pipe_ClearPipes(void)\r
-{\r
- UPINT = 0;\r
-\r
- for (uint8_t PNum = 0; PNum < PIPE_TOTAL_PIPES; PNum++)\r
- {\r
- Pipe_SelectPipe(PNum);\r
- UPIENX = 0;\r
- UPINTX = 0;\r
- UPCFG1X = 0;\r
- Pipe_DisablePipe();\r
- }\r
-}\r
-\r
-bool Pipe_IsEndpointBound(const uint8_t EndpointAddress)\r
-{\r
- uint8_t PrevPipeNumber = Pipe_GetCurrentPipe();\r
-\r
- for (uint8_t PNum = 0; PNum < PIPE_TOTAL_PIPES; PNum++)\r
- {\r
- Pipe_SelectPipe(PNum);\r
-\r
- if (!(Pipe_IsConfigured()))\r
- continue;\r
-\r
- uint8_t PipeToken = Pipe_GetPipeToken();\r
- bool PipeTokenCorrect = true;\r
-\r
- if (PipeToken != PIPE_TOKEN_SETUP)\r
- PipeTokenCorrect = (PipeToken == ((EndpointAddress & PIPE_EPDIR_MASK) ? PIPE_TOKEN_IN : PIPE_TOKEN_OUT));\r
-\r
- if (PipeTokenCorrect && (Pipe_BoundEndpointNumber() == (EndpointAddress & PIPE_EPNUM_MASK)))\r
- return true;\r
- }\r
-\r
- Pipe_SelectPipe(PrevPipeNumber);\r
- return false;\r
-}\r
-\r
-uint8_t Pipe_WaitUntilReady(void)\r
-{\r
- #if (USB_STREAM_TIMEOUT_MS < 0xFF)\r
- uint8_t TimeoutMSRem = USB_STREAM_TIMEOUT_MS;\r
- #else\r
- uint16_t TimeoutMSRem = USB_STREAM_TIMEOUT_MS;\r
- #endif\r
-\r
- uint16_t PreviousFrameNumber = USB_Host_GetFrameNumber();\r
-\r
- for (;;)\r
- {\r
- if (Pipe_GetPipeToken() == PIPE_TOKEN_IN)\r
- {\r
- if (Pipe_IsINReceived())\r
- return PIPE_READYWAIT_NoError;\r
- }\r
- else\r
- {\r
- if (Pipe_IsOUTReady())\r
- return PIPE_READYWAIT_NoError;\r
- }\r
-\r
- if (Pipe_IsStalled())\r
- return PIPE_READYWAIT_PipeStalled;\r
- else if (USB_HostState == HOST_STATE_Unattached)\r
- return PIPE_READYWAIT_DeviceDisconnected;\r
-\r
- uint16_t CurrentFrameNumber = USB_Host_GetFrameNumber();\r
-\r
- if (CurrentFrameNumber != PreviousFrameNumber)\r
- {\r
- PreviousFrameNumber = CurrentFrameNumber;\r
-\r
- if (!(TimeoutMSRem--))\r
- return PIPE_READYWAIT_Timeout;\r
- }\r
- }\r
-}\r
-\r
-#endif\r
-\r
projects / pub / lufa.git / blobdiff