-/*\r
- LUFA Library\r
- Copyright (C) Dean Camera, 2009.\r
- \r
- dean [at] fourwalledcubicle [dot] com\r
- www.fourwalledcubicle.com\r
-*/\r
-\r
-/*\r
- Copyright 2009 Dean Camera (dean [at] fourwalledcubicle [dot] com)\r
-\r
- Permission to use, copy, modify, and distribute this software\r
- and its documentation for any purpose and without fee is hereby\r
- granted, provided that the above copyright notice appear in all\r
- 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
-#include "../../HighLevel/USBMode.h"\r
-#if defined(USB_CAN_BE_DEVICE)\r
-\r
-#include "HID.h"\r
-\r
-void HID_Device_ProcessControlPacket(USB_ClassInfo_HID_Device_t* const HIDInterfaceInfo)\r
-{\r
- if (!(Endpoint_IsSETUPReceived()))\r
- return;\r
- \r
- if ((USB_ControlRequest.wIndex != HIDInterfaceInfo->Config.InterfaceNumber) &&\r
- (USB_ControlRequest.bRequest != REQ_SetIdle))\r
- {\r
- return;\r
- }\r
-\r
- switch (USB_ControlRequest.bRequest)\r
- {\r
- case REQ_GetReport:\r
- if (USB_ControlRequest.bmRequestType == (REQDIR_DEVICETOHOST | REQTYPE_CLASS | REQREC_INTERFACE))\r
- {\r
- Endpoint_ClearSETUP(); \r
-\r
- uint8_t ReportINData[HIDInterfaceInfo->Config.ReportINBufferSize];\r
- uint16_t ReportINSize;\r
- uint8_t ReportID = (USB_ControlRequest.wValue & 0xFF);\r
-\r
- memset(ReportINData, 0, sizeof(ReportINData));\r
- \r
- ReportINSize = CALLBACK_HID_Device_CreateHIDReport(HIDInterfaceInfo, &ReportID, ReportINData);\r
-\r
- Endpoint_Write_Control_Stream_LE(ReportINData, ReportINSize);\r
- Endpoint_ClearOUT();\r
- }\r
- \r
- break;\r
- case REQ_SetReport:\r
- if (USB_ControlRequest.bmRequestType == (REQDIR_HOSTTODEVICE | REQTYPE_CLASS | REQREC_INTERFACE))\r
- {\r
- Endpoint_ClearSETUP();\r
- \r
- uint16_t ReportOUTSize = USB_ControlRequest.wLength;\r
- uint8_t ReportOUTData[ReportOUTSize];\r
- uint8_t ReportID = (USB_ControlRequest.wValue & 0xFF);\r
-\r
- Endpoint_Read_Control_Stream_LE(ReportOUTData, ReportOUTSize);\r
- Endpoint_ClearIN();\r
- \r
- CALLBACK_HID_Device_ProcessHIDReport(HIDInterfaceInfo, ReportID, ReportOUTData, ReportOUTSize);\r
- }\r
- \r
- break;\r
- case REQ_GetProtocol:\r
- if (USB_ControlRequest.bmRequestType == (REQDIR_DEVICETOHOST | REQTYPE_CLASS | REQREC_INTERFACE))\r
- {\r
- Endpoint_ClearSETUP();\r
-\r
- Endpoint_Write_Byte(HIDInterfaceInfo->State.UsingReportProtocol);\r
- Endpoint_ClearIN();\r
-\r
- Endpoint_ClearStatusStage();\r
- }\r
- \r
- break;\r
- case REQ_SetProtocol:\r
- if (USB_ControlRequest.bmRequestType == (REQDIR_HOSTTODEVICE | REQTYPE_CLASS | REQREC_INTERFACE))\r
- {\r
- Endpoint_ClearSETUP();\r
-\r
- HIDInterfaceInfo->State.UsingReportProtocol = (USB_ControlRequest.wValue != 0x0000);\r
- \r
- Endpoint_ClearStatusStage();\r
- }\r
- \r
- break;\r
- case REQ_SetIdle:\r
- if (USB_ControlRequest.bmRequestType == (REQDIR_HOSTTODEVICE | REQTYPE_CLASS | REQREC_INTERFACE))\r
- {\r
- if ((USB_ControlRequest.wIndex == HIDInterfaceInfo->Config.InterfaceNumber) ||\r
- (USB_ControlRequest.wValue & 0xFF) == 0)\r
- {\r
- Endpoint_ClearSETUP();\r
- \r
- HIDInterfaceInfo->State.IdleCount = ((USB_ControlRequest.wValue & 0xFF00) >> 6);\r
- \r
- Endpoint_ClearStatusStage();\r
- }\r
- }\r
- \r
- break;\r
- case REQ_GetIdle:\r
- if (USB_ControlRequest.bmRequestType == (REQDIR_DEVICETOHOST | REQTYPE_CLASS | REQREC_INTERFACE))\r
- { \r
- Endpoint_ClearSETUP();\r
- \r
- Endpoint_Write_Byte(HIDInterfaceInfo->State.IdleCount >> 2);\r
- Endpoint_ClearIN();\r
-\r
- Endpoint_ClearStatusStage();\r
- }\r
-\r
- break;\r
- }\r
-}\r
-\r
-bool HID_Device_ConfigureEndpoints(USB_ClassInfo_HID_Device_t* const HIDInterfaceInfo)\r
-{\r
- HIDInterfaceInfo->State.UsingReportProtocol = true;\r
-\r
- if (!(Endpoint_ConfigureEndpoint(HIDInterfaceInfo->Config.ReportINEndpointNumber, EP_TYPE_INTERRUPT,\r
- ENDPOINT_DIR_IN, HIDInterfaceInfo->Config.ReportINEndpointSize, ENDPOINT_BANK_SINGLE)))\r
- {\r
- return false;\r
- }\r
- \r
- return true;\r
-}\r
- \r
-void HID_Device_USBTask(USB_ClassInfo_HID_Device_t* const HIDInterfaceInfo)\r
-{\r
- if (USB_DeviceState != DEVICE_STATE_Configured)\r
- return;\r
-\r
- Endpoint_SelectEndpoint(HIDInterfaceInfo->Config.ReportINEndpointNumber);\r
- \r
- if (Endpoint_IsReadWriteAllowed() &&\r
- !(HIDInterfaceInfo->State.IdleCount && HIDInterfaceInfo->State.IdleMSRemaining))\r
- {\r
- if (HIDInterfaceInfo->State.IdleCount && !(HIDInterfaceInfo->State.IdleMSRemaining))\r
- HIDInterfaceInfo->State.IdleMSRemaining = HIDInterfaceInfo->State.IdleCount;\r
-\r
- uint8_t ReportINData[HIDInterfaceInfo->Config.ReportINBufferSize];\r
- uint16_t ReportINSize;\r
- uint8_t ReportID = 0;\r
-\r
- memset(ReportINData, 0, sizeof(ReportINData));\r
-\r
- ReportINSize = CALLBACK_HID_Device_CreateHIDReport(HIDInterfaceInfo, &ReportID, ReportINData);\r
-\r
- if (ReportINSize)\r
- {\r
- if (ReportID)\r
- Endpoint_Write_Stream_LE(&ReportID, sizeof(ReportID), NO_STREAM_CALLBACK);\r
-\r
- Endpoint_Write_Stream_LE(ReportINData, ReportINSize, NO_STREAM_CALLBACK);\r
- }\r
- \r
- Endpoint_ClearIN();\r
- }\r
-}\r
-\r
-#endif\r
+/*
+ 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.
+*/
+
+#define __INCLUDE_FROM_USB_DRIVER
+#include "../../Core/USBMode.h"
+
+#if defined(USB_CAN_BE_DEVICE)
+
+#define __INCLUDE_FROM_HID_DRIVER
+#define __INCLUDE_FROM_HID_DEVICE_C
+#include "HID.h"
+
+void HID_Device_ProcessControlRequest(USB_ClassInfo_HID_Device_t* const HIDInterfaceInfo)
+{
+ if (!(Endpoint_IsSETUPReceived()))
+ return;
+
+ if (USB_ControlRequest.wIndex != HIDInterfaceInfo->Config.InterfaceNumber)
+ return;
+
+ switch (USB_ControlRequest.bRequest)
+ {
+ case HID_REQ_GetReport:
+ if (USB_ControlRequest.bmRequestType == (REQDIR_DEVICETOHOST | REQTYPE_CLASS | REQREC_INTERFACE))
+ {
+ uint16_t ReportSize = 0;
+ uint8_t ReportID = (USB_ControlRequest.wValue & 0xFF);
+ uint8_t ReportType = (USB_ControlRequest.wValue >> 8) - 1;
+ uint8_t ReportData[HIDInterfaceInfo->Config.PrevReportINBufferSize];
+
+ memset(ReportData, 0, sizeof(ReportData));
+
+ CALLBACK_HID_Device_CreateHIDReport(HIDInterfaceInfo, &ReportID, ReportType, ReportData, &ReportSize);
+
+ if (HIDInterfaceInfo->Config.PrevReportINBuffer != NULL)
+ {
+ memcpy(HIDInterfaceInfo->Config.PrevReportINBuffer, ReportData,
+ HIDInterfaceInfo->Config.PrevReportINBufferSize);
+ }
+
+ Endpoint_SelectEndpoint(ENDPOINT_CONTROLEP);
+
+ Endpoint_ClearSETUP();
+ Endpoint_Write_Control_Stream_LE(ReportData, ReportSize);
+ Endpoint_ClearOUT();
+ }
+
+ break;
+ case HID_REQ_SetReport:
+ if (USB_ControlRequest.bmRequestType == (REQDIR_HOSTTODEVICE | REQTYPE_CLASS | REQREC_INTERFACE))
+ {
+ uint16_t ReportSize = USB_ControlRequest.wLength;
+ uint8_t ReportID = (USB_ControlRequest.wValue & 0xFF);
+ uint8_t ReportType = (USB_ControlRequest.wValue >> 8) - 1;
+ uint8_t ReportData[ReportSize];
+
+ Endpoint_ClearSETUP();
+ Endpoint_Read_Control_Stream_LE(ReportData, ReportSize);
+ Endpoint_ClearIN();
+
+ CALLBACK_HID_Device_ProcessHIDReport(HIDInterfaceInfo, ReportID, ReportType,
+ &ReportData[ReportID ? 1 : 0], ReportSize - (ReportID ? 1 : 0));
+ }
+
+ break;
+ case HID_REQ_GetProtocol:
+ if (USB_ControlRequest.bmRequestType == (REQDIR_DEVICETOHOST | REQTYPE_CLASS | REQREC_INTERFACE))
+ {
+ Endpoint_ClearSETUP();
+ Endpoint_Write_8(HIDInterfaceInfo->State.UsingReportProtocol);
+ Endpoint_ClearIN();
+ Endpoint_ClearStatusStage();
+ }
+
+ break;
+ case HID_REQ_SetProtocol:
+ if (USB_ControlRequest.bmRequestType == (REQDIR_HOSTTODEVICE | REQTYPE_CLASS | REQREC_INTERFACE))
+ {
+ Endpoint_ClearSETUP();
+ Endpoint_ClearStatusStage();
+
+ HIDInterfaceInfo->State.UsingReportProtocol = ((USB_ControlRequest.wValue & 0xFF) != 0x00);
+ }
+
+ break;
+ case HID_REQ_SetIdle:
+ if (USB_ControlRequest.bmRequestType == (REQDIR_HOSTTODEVICE | REQTYPE_CLASS | REQREC_INTERFACE))
+ {
+ Endpoint_ClearSETUP();
+ Endpoint_ClearStatusStage();
+
+ HIDInterfaceInfo->State.IdleCount = ((USB_ControlRequest.wValue & 0xFF00) >> 6);
+ }
+
+ break;
+ case HID_REQ_GetIdle:
+ if (USB_ControlRequest.bmRequestType == (REQDIR_DEVICETOHOST | REQTYPE_CLASS | REQREC_INTERFACE))
+ {
+ Endpoint_ClearSETUP();
+ Endpoint_Write_8(HIDInterfaceInfo->State.IdleCount >> 2);
+ Endpoint_ClearIN();
+ Endpoint_ClearStatusStage();
+ }
+
+ break;
+ }
+}
+
+bool HID_Device_ConfigureEndpoints(USB_ClassInfo_HID_Device_t* const HIDInterfaceInfo)
+{
+ memset(&HIDInterfaceInfo->State, 0x00, sizeof(HIDInterfaceInfo->State));
+ HIDInterfaceInfo->State.UsingReportProtocol = true;
+ HIDInterfaceInfo->State.IdleCount = 500;
+
+ if (!(Endpoint_ConfigureEndpoint(HIDInterfaceInfo->Config.ReportINEndpointNumber, EP_TYPE_INTERRUPT,
+ ENDPOINT_DIR_IN, HIDInterfaceInfo->Config.ReportINEndpointSize,
+ HIDInterfaceInfo->Config.ReportINEndpointDoubleBank ? ENDPOINT_BANK_DOUBLE : ENDPOINT_BANK_SINGLE)))
+ {
+ return false;
+ }
+
+ return true;
+}
+
+void HID_Device_USBTask(USB_ClassInfo_HID_Device_t* const HIDInterfaceInfo)
+{
+ if (USB_DeviceState != DEVICE_STATE_Configured)
+ return;
+
+ Endpoint_SelectEndpoint(HIDInterfaceInfo->Config.ReportINEndpointNumber);
+
+ if (Endpoint_IsReadWriteAllowed())
+ {
+ uint8_t ReportINData[HIDInterfaceInfo->Config.PrevReportINBufferSize];
+ uint8_t ReportID = 0;
+ uint16_t ReportINSize = 0;
+
+ memset(ReportINData, 0, sizeof(ReportINData));
+
+ bool ForceSend = CALLBACK_HID_Device_CreateHIDReport(HIDInterfaceInfo, &ReportID, HID_REPORT_ITEM_In,
+ ReportINData, &ReportINSize);
+ bool StatesChanged = false;
+ bool IdlePeriodElapsed = (HIDInterfaceInfo->State.IdleCount && !(HIDInterfaceInfo->State.IdleMSRemaining));
+
+ if (HIDInterfaceInfo->Config.PrevReportINBuffer != NULL)
+ {
+ StatesChanged = (memcmp(ReportINData, HIDInterfaceInfo->Config.PrevReportINBuffer, ReportINSize) != 0);
+ memcpy(HIDInterfaceInfo->Config.PrevReportINBuffer, ReportINData, HIDInterfaceInfo->Config.PrevReportINBufferSize);
+ }
+
+ if (ReportINSize && (ForceSend || StatesChanged || IdlePeriodElapsed))
+ {
+ HIDInterfaceInfo->State.IdleMSRemaining = HIDInterfaceInfo->State.IdleCount;
+
+ Endpoint_SelectEndpoint(HIDInterfaceInfo->Config.ReportINEndpointNumber);
+
+ if (ReportID)
+ Endpoint_Write_8(ReportID);
+
+ Endpoint_Write_Stream_LE(ReportINData, ReportINSize, NULL);
+
+ Endpoint_ClearIN();
+ }
+ }
+}
+
+#endif
+
projects / pub / USBasp.git / blobdiff