-/*\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_HOST)\r
-\r
-#define INCLUDE_FROM_SI_CLASS_HOST_C\r
-#include "StillImage.h"\r
-\r
-#warning The Still Image Host mode Class driver is currently incomplete and is for preview purposes only.\r
-\r
-uint8_t SI_Host_ConfigurePipes(USB_ClassInfo_SI_Host_t* SIInterfaceInfo, uint16_t ConfigDescriptorLength,\r
- uint8_t* DeviceConfigDescriptor)\r
-{\r
- uint8_t FoundEndpoints = 0;\r
- \r
- memset(&SIInterfaceInfo->State, 0x00, sizeof(SIInterfaceInfo->State));\r
- \r
- if (DESCRIPTOR_TYPE(DeviceConfigDescriptor) != DTYPE_Configuration)\r
- return SI_ENUMERROR_InvalidConfigDescriptor;\r
- \r
- if (USB_GetNextDescriptorComp(&ConfigDescriptorLength, &DeviceConfigDescriptor,\r
- DComp_SI_Host_NextSIInterface) != DESCRIPTOR_SEARCH_COMP_Found)\r
- {\r
- return SI_ENUMERROR_NoSIInterfaceFound;\r
- }\r
-\r
- while (FoundEndpoints != (SI_FOUND_EVENTS_IN | SI_FOUND_DATAPIPE_IN | SI_FOUND_DATAPIPE_OUT))\r
- {\r
- if (USB_GetNextDescriptorComp(&ConfigDescriptorLength, &DeviceConfigDescriptor,\r
- DComp_SI_Host_NextSIInterfaceEndpoint) != DESCRIPTOR_SEARCH_COMP_Found)\r
- {\r
- return SI_ENUMERROR_EndpointsNotFound;\r
- }\r
- \r
- USB_Descriptor_Endpoint_t* EndpointData = DESCRIPTOR_PCAST(DeviceConfigDescriptor, USB_Descriptor_Endpoint_t);\r
-\r
- if ((EndpointData->Attributes & EP_TYPE_MASK) == EP_TYPE_INTERRUPT)\r
- {\r
- if (EndpointData->EndpointAddress & ENDPOINT_DESCRIPTOR_DIR_IN)\r
- {\r
- Pipe_ConfigurePipe(SIInterfaceInfo->Config.EventsPipeNumber, EP_TYPE_INTERRUPT, PIPE_TOKEN_IN,\r
- EndpointData->EndpointAddress, EndpointData->EndpointSize,\r
- PIPE_BANK_DOUBLE); \r
- SIInterfaceInfo->State.EventsPipeSize = EndpointData->EndpointSize;\r
-\r
- Pipe_SetInterruptPeriod(EndpointData->PollingIntervalMS);\r
- \r
- FoundEndpoints |= SI_FOUND_EVENTS_IN;\r
- }\r
- }\r
- else\r
- {\r
- if (EndpointData->EndpointAddress & ENDPOINT_DESCRIPTOR_DIR_IN)\r
- {\r
- Pipe_ConfigurePipe(SIInterfaceInfo->Config.DataINPipeNumber, EP_TYPE_BULK, PIPE_TOKEN_IN,\r
- EndpointData->EndpointAddress, EndpointData->EndpointSize,\r
- PIPE_BANK_DOUBLE);\r
- SIInterfaceInfo->State.DataINPipeSize = EndpointData->EndpointSize;\r
-\r
- FoundEndpoints |= SI_FOUND_DATAPIPE_IN;\r
- }\r
- else\r
- {\r
- Pipe_ConfigurePipe(SIInterfaceInfo->Config.DataOUTPipeNumber, EP_TYPE_BULK, PIPE_TOKEN_OUT,\r
- EndpointData->EndpointAddress, EndpointData->EndpointSize,\r
- PIPE_BANK_DOUBLE);\r
- SIInterfaceInfo->State.DataOUTPipeSize = EndpointData->EndpointSize;\r
-\r
- FoundEndpoints |= SI_FOUND_DATAPIPE_OUT;\r
- }\r
- }\r
- }\r
-\r
- return SI_ENUMERROR_NoError;\r
-}\r
-\r
-uint8_t DComp_SI_Host_NextSIInterface(void* CurrentDescriptor)\r
-{\r
- if (DESCRIPTOR_TYPE(CurrentDescriptor) == DTYPE_Interface)\r
- {\r
- USB_Descriptor_Interface_t* CurrentInterface = DESCRIPTOR_PCAST(CurrentDescriptor,\r
- USB_Descriptor_Interface_t);\r
-\r
- if ((CurrentInterface->Class == STILL_IMAGE_CLASS) &&\r
- (CurrentInterface->SubClass == STILL_IMAGE_SUBCLASS) &&\r
- (CurrentInterface->Protocol == STILL_IMAGE_PROTOCOL))\r
- {\r
- return DESCRIPTOR_SEARCH_Found;\r
- }\r
- }\r
- \r
- return DESCRIPTOR_SEARCH_NotFound;\r
-}\r
-\r
-uint8_t DComp_SI_Host_NextSIInterfaceEndpoint(void* CurrentDescriptor)\r
-{\r
- if (DESCRIPTOR_TYPE(CurrentDescriptor) == DTYPE_Endpoint)\r
- {\r
- USB_Descriptor_Endpoint_t* CurrentEndpoint = DESCRIPTOR_PCAST(CurrentDescriptor,\r
- USB_Descriptor_Endpoint_t);\r
- \r
- uint8_t EndpointType = (CurrentEndpoint->Attributes & EP_TYPE_MASK);\r
-\r
- if (((EndpointType == EP_TYPE_BULK) || (EndpointType == EP_TYPE_INTERRUPT)) &&\r
- (!(Pipe_IsEndpointBound(CurrentEndpoint->EndpointAddress))))\r
- {\r
- return DESCRIPTOR_SEARCH_Found;\r
- }\r
- }\r
- else if (DESCRIPTOR_TYPE(CurrentDescriptor) == DTYPE_Interface)\r
- {\r
- return DESCRIPTOR_SEARCH_Fail;\r
- }\r
-\r
- return DESCRIPTOR_SEARCH_NotFound;\r
-}\r
-\r
-void SI_Host_USBTask(USB_ClassInfo_SI_Host_t* SIInterfaceInfo)\r
-{\r
-\r
-}\r
-\r
-void SImage_Host_SendBlockHeader(USB_ClassInfo_SI_Host_t* SIInterfaceInfo, SI_PIMA_Container_t* PIMAHeader)\r
-{\r
- Pipe_SelectPipe(SIInterfaceInfo->Config.DataOUTPipeNumber);\r
- Pipe_Unfreeze();\r
-\r
- Pipe_Write_Stream_LE(PIMAHeader, PIMA_COMMAND_SIZE(0), NO_STREAM_CALLBACK);\r
- \r
- if (PIMAHeader->Type == CType_CommandBlock)\r
- {\r
- uint8_t ParamBytes = (PIMAHeader->DataLength - PIMA_COMMAND_SIZE(0));\r
-\r
- if (ParamBytes)\r
- Pipe_Write_Stream_LE(&PIMAHeader->Params, ParamBytes, NO_STREAM_CALLBACK);\r
- \r
- Pipe_ClearOUT();\r
- }\r
- \r
- Pipe_Freeze();\r
-}\r
-\r
-uint8_t SImage_Host_RecieveBlockHeader(USB_ClassInfo_SI_Host_t* SIInterfaceInfo, SI_PIMA_Container_t* PIMAHeader)\r
-{\r
- uint16_t TimeoutMSRem = COMMAND_DATA_TIMEOUT_MS;\r
-\r
- Pipe_SelectPipe(SIInterfaceInfo->Config.DataINPipeNumber);\r
- Pipe_Unfreeze();\r
- \r
- while (!(Pipe_IsReadWriteAllowed()))\r
- {\r
- if (USB_INT_HasOccurred(USB_INT_HSOFI))\r
- {\r
- USB_INT_Clear(USB_INT_HSOFI);\r
- TimeoutMSRem--;\r
-\r
- if (!(TimeoutMSRem))\r
- {\r
- return PIPE_RWSTREAM_Timeout;\r
- }\r
- }\r
- \r
- Pipe_Freeze();\r
- Pipe_SelectPipe(SIInterfaceInfo->Config.DataOUTPipeNumber);\r
- Pipe_Unfreeze();\r
-\r
- if (Pipe_IsStalled())\r
- {\r
- USB_Host_ClearPipeStall(SIInterfaceInfo->Config.DataOUTPipeNumber);\r
- return PIPE_RWSTREAM_PipeStalled;\r
- }\r
-\r
- Pipe_Freeze();\r
- Pipe_SelectPipe(SIInterfaceInfo->Config.DataINPipeNumber);\r
- Pipe_Unfreeze();\r
-\r
- if (Pipe_IsStalled())\r
- {\r
- USB_Host_ClearPipeStall(SIInterfaceInfo->Config.DataINPipeNumber);\r
- return PIPE_RWSTREAM_PipeStalled;\r
- }\r
- \r
- if (USB_HostState == HOST_STATE_Unattached)\r
- return PIPE_RWSTREAM_DeviceDisconnected;\r
- }\r
- \r
- Pipe_Read_Stream_LE(PIMAHeader, PIMA_COMMAND_SIZE(0), NO_STREAM_CALLBACK);\r
- \r
- if (PIMAHeader->Type == CType_ResponseBlock)\r
- {\r
- uint8_t ParamBytes = (PIMAHeader->DataLength - PIMA_COMMAND_SIZE(0));\r
-\r
- if (ParamBytes)\r
- Pipe_Read_Stream_LE(&PIMAHeader->Params, ParamBytes, NO_STREAM_CALLBACK);\r
- \r
- Pipe_ClearIN();\r
- }\r
- \r
- Pipe_Freeze();\r
- \r
- return PIPE_RWSTREAM_NoError;\r
-}\r
-\r
-uint8_t SImage_Host_SendData(USB_ClassInfo_SI_Host_t* SIInterfaceInfo, void* Buffer, uint16_t Bytes)\r
-{\r
- uint8_t ErrorCode;\r
-\r
- Pipe_SelectPipe(SIInterfaceInfo->Config.DataOUTPipeNumber);\r
- Pipe_Unfreeze();\r
- \r
- ErrorCode = Pipe_Write_Stream_LE(Buffer, Bytes, NO_STREAM_CALLBACK);\r
-\r
- Pipe_ClearOUT();\r
- Pipe_Freeze();\r
- \r
- return ErrorCode;\r
-}\r
-\r
-uint8_t SImage_Host_ReadData(USB_ClassInfo_SI_Host_t* SIInterfaceInfo, void* Buffer, uint16_t Bytes)\r
-{\r
- uint8_t ErrorCode;\r
-\r
- Pipe_SelectPipe(SIInterfaceInfo->Config.DataINPipeNumber);\r
- Pipe_Unfreeze();\r
-\r
- ErrorCode = Pipe_Read_Stream_LE(Buffer, Bytes, NO_STREAM_CALLBACK);\r
-\r
- Pipe_Freeze();\r
- \r
- return ErrorCode;\r
-}\r
-\r
-bool SImage_Host_IsEventReceived(USB_ClassInfo_SI_Host_t* SIInterfaceInfo)\r
-{\r
- bool IsEventReceived = false;\r
-\r
- Pipe_SelectPipe(SIInterfaceInfo->Config.EventsPipeNumber);\r
- Pipe_Unfreeze();\r
- \r
- if (Pipe_BytesInPipe())\r
- IsEventReceived = true;\r
- \r
- Pipe_Freeze();\r
- \r
- return IsEventReceived;\r
-}\r
-\r
-uint8_t SImage_Host_RecieveEventHeader(USB_ClassInfo_SI_Host_t* SIInterfaceInfo, SI_PIMA_Container_t* PIMAHeader)\r
-{\r
- uint8_t ErrorCode;\r
-\r
- Pipe_SelectPipe(SIInterfaceInfo->Config.EventsPipeNumber);\r
- Pipe_Unfreeze();\r
- \r
- ErrorCode = Pipe_Read_Stream_LE(PIMAHeader, sizeof(SI_PIMA_Container_t), NO_STREAM_CALLBACK);\r
- \r
- Pipe_ClearIN();\r
- Pipe_Freeze();\r
- \r
- return ErrorCode;\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_HOST)
+
+#define __INCLUDE_FROM_SI_DRIVER
+#define __INCLUDE_FROM_STILLIMAGE_HOST_C
+#include "StillImage.h"
+
+uint8_t SI_Host_ConfigurePipes(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo,
+ uint16_t ConfigDescriptorSize,
+ void* ConfigDescriptorData)
+{
+ USB_Descriptor_Endpoint_t* DataINEndpoint = NULL;
+ USB_Descriptor_Endpoint_t* DataOUTEndpoint = NULL;
+ USB_Descriptor_Endpoint_t* EventsEndpoint = NULL;
+ USB_Descriptor_Interface_t* StillImageInterface = NULL;
+
+ memset(&SIInterfaceInfo->State, 0x00, sizeof(SIInterfaceInfo->State));
+
+ if (DESCRIPTOR_TYPE(ConfigDescriptorData) != DTYPE_Configuration)
+ return SI_ENUMERROR_InvalidConfigDescriptor;
+
+ while (!(DataINEndpoint) || !(DataOUTEndpoint) || !(EventsEndpoint))
+ {
+ if (!(StillImageInterface) ||
+ USB_GetNextDescriptorComp(&ConfigDescriptorSize, &ConfigDescriptorData,
+ DCOMP_SI_Host_NextSIInterfaceEndpoint) != DESCRIPTOR_SEARCH_COMP_Found)
+ {
+ if (USB_GetNextDescriptorComp(&ConfigDescriptorSize, &ConfigDescriptorData,
+ DCOMP_SI_Host_NextSIInterface) != DESCRIPTOR_SEARCH_COMP_Found)
+ {
+ return SI_ENUMERROR_NoCompatibleInterfaceFound;
+ }
+
+ StillImageInterface = DESCRIPTOR_PCAST(ConfigDescriptorData, USB_Descriptor_Interface_t);
+
+ DataINEndpoint = NULL;
+ DataOUTEndpoint = NULL;
+ EventsEndpoint = NULL;
+
+ continue;
+ }
+
+ USB_Descriptor_Endpoint_t* EndpointData = DESCRIPTOR_PCAST(ConfigDescriptorData, USB_Descriptor_Endpoint_t);
+
+ if (EndpointData->EndpointAddress & ENDPOINT_DESCRIPTOR_DIR_IN)
+ {
+ if ((EndpointData->Attributes & EP_TYPE_MASK) == EP_TYPE_INTERRUPT)
+ EventsEndpoint = EndpointData;
+ else
+ DataINEndpoint = EndpointData;
+ }
+ else
+ {
+ DataOUTEndpoint = EndpointData;
+ }
+ }
+
+ for (uint8_t PipeNum = 1; PipeNum < PIPE_TOTAL_PIPES; PipeNum++)
+ {
+ uint16_t Size;
+ uint8_t Type;
+ uint8_t Token;
+ uint8_t EndpointAddress;
+ uint8_t InterruptPeriod;
+ bool DoubleBanked;
+
+ if (PipeNum == SIInterfaceInfo->Config.DataINPipeNumber)
+ {
+ Size = DataINEndpoint->EndpointSize;
+ EndpointAddress = DataINEndpoint->EndpointAddress;
+ Token = PIPE_TOKEN_IN;
+ Type = EP_TYPE_BULK;
+ DoubleBanked = SIInterfaceInfo->Config.DataINPipeDoubleBank;
+ InterruptPeriod = 0;
+
+ SIInterfaceInfo->State.DataINPipeSize = DataINEndpoint->EndpointSize;
+ }
+ else if (PipeNum == SIInterfaceInfo->Config.DataOUTPipeNumber)
+ {
+ Size = DataOUTEndpoint->EndpointSize;
+ EndpointAddress = DataOUTEndpoint->EndpointAddress;
+ Token = PIPE_TOKEN_OUT;
+ Type = EP_TYPE_BULK;
+ DoubleBanked = SIInterfaceInfo->Config.DataOUTPipeDoubleBank;
+ InterruptPeriod = 0;
+
+ SIInterfaceInfo->State.DataOUTPipeSize = DataOUTEndpoint->EndpointSize;
+ }
+ else if (PipeNum == SIInterfaceInfo->Config.EventsPipeNumber)
+ {
+ Size = EventsEndpoint->EndpointSize;
+ EndpointAddress = EventsEndpoint->EndpointAddress;
+ Token = PIPE_TOKEN_IN;
+ Type = EP_TYPE_INTERRUPT;
+ DoubleBanked = SIInterfaceInfo->Config.EventsPipeDoubleBank;
+ InterruptPeriod = EventsEndpoint->PollingIntervalMS;
+
+ SIInterfaceInfo->State.EventsPipeSize = EventsEndpoint->EndpointSize;
+ }
+ else
+ {
+ continue;
+ }
+
+ if (!(Pipe_ConfigurePipe(PipeNum, Type, Token, EndpointAddress, Size,
+ DoubleBanked ? PIPE_BANK_DOUBLE : PIPE_BANK_SINGLE)))
+ {
+ return SI_ENUMERROR_PipeConfigurationFailed;
+ }
+
+ if (InterruptPeriod)
+ Pipe_SetInterruptPeriod(InterruptPeriod);
+ }
+
+ SIInterfaceInfo->State.InterfaceNumber = StillImageInterface->InterfaceNumber;
+ SIInterfaceInfo->State.IsActive = true;
+
+ return SI_ENUMERROR_NoError;
+}
+
+uint8_t DCOMP_SI_Host_NextSIInterface(void* const CurrentDescriptor)
+{
+ USB_Descriptor_Header_t* Header = DESCRIPTOR_PCAST(CurrentDescriptor, USB_Descriptor_Header_t);
+
+ if (Header->Type == DTYPE_Interface)
+ {
+ USB_Descriptor_Interface_t* Interface = DESCRIPTOR_PCAST(CurrentDescriptor, USB_Descriptor_Interface_t);
+
+ if ((Interface->Class == SI_CSCP_StillImageClass) &&
+ (Interface->SubClass == SI_CSCP_StillImageSubclass) &&
+ (Interface->Protocol == SI_CSCP_BulkOnlyProtocol))
+ {
+ return DESCRIPTOR_SEARCH_Found;
+ }
+ }
+
+ return DESCRIPTOR_SEARCH_NotFound;
+}
+
+uint8_t DCOMP_SI_Host_NextSIInterfaceEndpoint(void* const CurrentDescriptor)
+{
+ USB_Descriptor_Header_t* Header = DESCRIPTOR_PCAST(CurrentDescriptor, USB_Descriptor_Header_t);
+
+ if (Header->Type == DTYPE_Endpoint)
+ {
+ USB_Descriptor_Endpoint_t* Endpoint = DESCRIPTOR_PCAST(CurrentDescriptor, USB_Descriptor_Endpoint_t);
+
+ uint8_t EndpointType = (Endpoint->Attributes & EP_TYPE_MASK);
+
+ if (((EndpointType == EP_TYPE_BULK) || (EndpointType == EP_TYPE_INTERRUPT)) &&
+ (!(Pipe_IsEndpointBound(Endpoint->EndpointAddress))))
+ {
+ return DESCRIPTOR_SEARCH_Found;
+ }
+ }
+ else if (Header->Type == DTYPE_Interface)
+ {
+ return DESCRIPTOR_SEARCH_Fail;
+ }
+
+ return DESCRIPTOR_SEARCH_NotFound;
+}
+
+uint8_t SI_Host_SendBlockHeader(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo,
+ PIMA_Container_t* const PIMAHeader)
+{
+ uint8_t ErrorCode;
+
+ if ((USB_HostState != HOST_STATE_Configured) || !(SIInterfaceInfo->State.IsActive))
+ return PIPE_RWSTREAM_DeviceDisconnected;
+
+ if (SIInterfaceInfo->State.IsSessionOpen)
+ PIMAHeader->TransactionID = cpu_to_le32(SIInterfaceInfo->State.TransactionID++);
+
+ Pipe_SelectPipe(SIInterfaceInfo->Config.DataOUTPipeNumber);
+ Pipe_Unfreeze();
+
+ if ((ErrorCode = Pipe_Write_Stream_LE(PIMAHeader, PIMA_COMMAND_SIZE(0), NULL)) != PIPE_RWSTREAM_NoError)
+ return ErrorCode;
+
+ uint8_t ParamBytes = (PIMAHeader->DataLength - PIMA_COMMAND_SIZE(0));
+
+ if (ParamBytes)
+ {
+ if ((ErrorCode = Pipe_Write_Stream_LE(&PIMAHeader->Params, ParamBytes, NULL)) != PIPE_RWSTREAM_NoError)
+ return ErrorCode;
+ }
+
+ Pipe_ClearOUT();
+ Pipe_Freeze();
+
+ return PIPE_RWSTREAM_NoError;
+}
+
+uint8_t SI_Host_ReceiveBlockHeader(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo,
+ PIMA_Container_t* const PIMAHeader)
+{
+ uint16_t TimeoutMSRem = SI_COMMAND_DATA_TIMEOUT_MS;
+ uint16_t PreviousFrameNumber = USB_Host_GetFrameNumber();
+
+ if ((USB_HostState != HOST_STATE_Configured) || !(SIInterfaceInfo->State.IsActive))
+ return PIPE_RWSTREAM_DeviceDisconnected;
+
+ Pipe_SelectPipe(SIInterfaceInfo->Config.DataINPipeNumber);
+ Pipe_Unfreeze();
+
+ while (!(Pipe_IsINReceived()))
+ {
+ uint16_t CurrentFrameNumber = USB_Host_GetFrameNumber();
+
+ if (CurrentFrameNumber != PreviousFrameNumber)
+ {
+ PreviousFrameNumber = CurrentFrameNumber;
+
+ if (!(TimeoutMSRem--))
+ return PIPE_RWSTREAM_Timeout;
+ }
+
+ Pipe_Freeze();
+ Pipe_SelectPipe(SIInterfaceInfo->Config.DataOUTPipeNumber);
+ Pipe_Unfreeze();
+
+ if (Pipe_IsStalled())
+ {
+ USB_Host_ClearPipeStall(SIInterfaceInfo->Config.DataOUTPipeNumber);
+ return PIPE_RWSTREAM_PipeStalled;
+ }
+
+ Pipe_Freeze();
+ Pipe_SelectPipe(SIInterfaceInfo->Config.DataINPipeNumber);
+ Pipe_Unfreeze();
+
+ if (Pipe_IsStalled())
+ {
+ USB_Host_ClearPipeStall(SIInterfaceInfo->Config.DataINPipeNumber);
+ return PIPE_RWSTREAM_PipeStalled;
+ }
+
+ if (USB_HostState == HOST_STATE_Unattached)
+ return PIPE_RWSTREAM_DeviceDisconnected;
+ }
+
+ Pipe_Read_Stream_LE(PIMAHeader, PIMA_COMMAND_SIZE(0), NULL);
+
+ if (PIMAHeader->Type == CPU_TO_LE16(PIMA_CONTAINER_ResponseBlock))
+ {
+ uint8_t ParamBytes = (PIMAHeader->DataLength - PIMA_COMMAND_SIZE(0));
+
+ if (ParamBytes)
+ Pipe_Read_Stream_LE(&PIMAHeader->Params, ParamBytes, NULL);
+
+ Pipe_ClearIN();
+ }
+
+ Pipe_Freeze();
+
+ return PIPE_RWSTREAM_NoError;
+}
+
+uint8_t SI_Host_SendData(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo,
+ void* Buffer,
+ const uint16_t Bytes)
+{
+ uint8_t ErrorCode;
+
+ if ((USB_HostState != HOST_STATE_Configured) || !(SIInterfaceInfo->State.IsActive))
+ return PIPE_RWSTREAM_DeviceDisconnected;
+
+ Pipe_SelectPipe(SIInterfaceInfo->Config.DataOUTPipeNumber);
+ Pipe_Unfreeze();
+
+ ErrorCode = Pipe_Write_Stream_LE(Buffer, Bytes, NULL);
+
+ Pipe_ClearOUT();
+ Pipe_Freeze();
+
+ return ErrorCode;
+}
+
+uint8_t SI_Host_ReadData(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo,
+ void* Buffer,
+ const uint16_t Bytes)
+{
+ uint8_t ErrorCode;
+
+ if ((USB_HostState != HOST_STATE_Configured) || !(SIInterfaceInfo->State.IsActive))
+ return PIPE_RWSTREAM_DeviceDisconnected;
+
+ Pipe_SelectPipe(SIInterfaceInfo->Config.DataINPipeNumber);
+ Pipe_Unfreeze();
+
+ ErrorCode = Pipe_Read_Stream_LE(Buffer, Bytes, NULL);
+
+ Pipe_Freeze();
+
+ return ErrorCode;
+}
+
+bool SI_Host_IsEventReceived(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo)
+{
+ bool IsEventReceived = false;
+
+ if ((USB_HostState != HOST_STATE_Configured) || !(SIInterfaceInfo->State.IsActive))
+ return false;
+
+ Pipe_SelectPipe(SIInterfaceInfo->Config.EventsPipeNumber);
+ Pipe_Unfreeze();
+
+ if (Pipe_BytesInPipe())
+ IsEventReceived = true;
+
+ Pipe_Freeze();
+
+ return IsEventReceived;
+}
+
+uint8_t SI_Host_ReceiveEventHeader(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo,
+ PIMA_Container_t* const PIMAHeader)
+{
+ uint8_t ErrorCode;
+
+ if ((USB_HostState != HOST_STATE_Configured) || !(SIInterfaceInfo->State.IsActive))
+ return PIPE_RWSTREAM_DeviceDisconnected;
+
+ Pipe_SelectPipe(SIInterfaceInfo->Config.EventsPipeNumber);
+ Pipe_Unfreeze();
+
+ ErrorCode = Pipe_Read_Stream_LE(PIMAHeader, sizeof(PIMA_Container_t), NULL);
+
+ Pipe_ClearIN();
+ Pipe_Freeze();
+
+ return ErrorCode;
+}
+
+uint8_t SI_Host_OpenSession(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo)
+{
+ if ((USB_HostState != HOST_STATE_Configured) || !(SIInterfaceInfo->State.IsActive))
+ return PIPE_RWSTREAM_DeviceDisconnected;
+
+ uint8_t ErrorCode;
+
+ SIInterfaceInfo->State.TransactionID = 0;
+ SIInterfaceInfo->State.IsSessionOpen = false;
+
+ PIMA_Container_t PIMABlock = (PIMA_Container_t)
+ {
+ .DataLength = CPU_TO_LE32(PIMA_COMMAND_SIZE(1)),
+ .Type = CPU_TO_LE16(PIMA_CONTAINER_CommandBlock),
+ .Code = CPU_TO_LE16(0x1002),
+ .Params = {CPU_TO_LE32(1)},
+ };
+
+ if ((ErrorCode = SI_Host_SendBlockHeader(SIInterfaceInfo, &PIMABlock)) != PIPE_RWSTREAM_NoError)
+ return ErrorCode;
+
+ if ((ErrorCode = SI_Host_ReceiveBlockHeader(SIInterfaceInfo, &PIMABlock)) != PIPE_RWSTREAM_NoError)
+ return ErrorCode;
+
+ if ((PIMABlock.Type != CPU_TO_LE16(PIMA_CONTAINER_ResponseBlock)) || (PIMABlock.Code != CPU_TO_LE16(0x2001)))
+ return SI_ERROR_LOGICAL_CMD_FAILED;
+
+ SIInterfaceInfo->State.IsSessionOpen = true;
+
+ return PIPE_RWSTREAM_NoError;
+}
+
+uint8_t SI_Host_CloseSession(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo)
+{
+ if ((USB_HostState != HOST_STATE_Configured) || !(SIInterfaceInfo->State.IsActive))
+ return PIPE_RWSTREAM_DeviceDisconnected;
+
+ uint8_t ErrorCode;
+
+ PIMA_Container_t PIMABlock = (PIMA_Container_t)
+ {
+ .DataLength = CPU_TO_LE32(PIMA_COMMAND_SIZE(1)),
+ .Type = CPU_TO_LE16(PIMA_CONTAINER_CommandBlock),
+ .Code = CPU_TO_LE16(0x1003),
+ .Params = {CPU_TO_LE32(1)},
+ };
+
+ if ((ErrorCode = SI_Host_SendBlockHeader(SIInterfaceInfo, &PIMABlock)) != PIPE_RWSTREAM_NoError)
+ return ErrorCode;
+
+ if ((ErrorCode = SI_Host_ReceiveBlockHeader(SIInterfaceInfo, &PIMABlock)) != PIPE_RWSTREAM_NoError)
+ return ErrorCode;
+
+ SIInterfaceInfo->State.IsSessionOpen = false;
+
+ if ((PIMABlock.Type != CPU_TO_LE16(PIMA_CONTAINER_ResponseBlock)) || (PIMABlock.Code != CPU_TO_LE16(0x2001)))
+ return SI_ERROR_LOGICAL_CMD_FAILED;
+
+ return PIPE_RWSTREAM_NoError;
+}
+
+uint8_t SI_Host_SendCommand(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo,
+ const uint16_t Operation,
+ const uint8_t TotalParams,
+ uint32_t* const Params)
+{
+ if ((USB_HostState != HOST_STATE_Configured) || !(SIInterfaceInfo->State.IsActive))
+ return PIPE_RWSTREAM_DeviceDisconnected;
+
+ uint8_t ErrorCode;
+
+ PIMA_Container_t PIMABlock = (PIMA_Container_t)
+ {
+ .DataLength = cpu_to_le32(PIMA_COMMAND_SIZE(TotalParams)),
+ .Type = CPU_TO_LE16(PIMA_CONTAINER_CommandBlock),
+ .Code = cpu_to_le16(Operation),
+ };
+
+ memcpy(&PIMABlock.Params, Params, sizeof(uint32_t) * TotalParams);
+
+ if ((ErrorCode = SI_Host_SendBlockHeader(SIInterfaceInfo, &PIMABlock)) != PIPE_RWSTREAM_NoError)
+ return ErrorCode;
+
+ return PIPE_RWSTREAM_NoError;
+}
+
+uint8_t SI_Host_ReceiveResponse(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo)
+{
+ uint8_t ErrorCode;
+ PIMA_Container_t PIMABlock;
+
+ if ((USB_HostState != HOST_STATE_Configured) || !(SIInterfaceInfo->State.IsActive))
+ return PIPE_RWSTREAM_DeviceDisconnected;
+
+ if ((ErrorCode = SI_Host_ReceiveBlockHeader(SIInterfaceInfo, &PIMABlock)) != PIPE_RWSTREAM_NoError)
+ return ErrorCode;
+
+ if ((PIMABlock.Type != CPU_TO_LE16(PIMA_CONTAINER_ResponseBlock)) || (PIMABlock.Code != CPU_TO_LE16(0x2001)))
+ return SI_ERROR_LOGICAL_CMD_FAILED;
+
+ return PIPE_RWSTREAM_NoError;
+}
+
+#endif
+
projects / pub / USBasp.git / blobdiff