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413 lines
13 KiB
413 lines
13 KiB
/*
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LUFA Library
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Copyright (C) Dean Camera, 2010.
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dean [at] fourwalledcubicle [dot] com
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www.fourwalledcubicle.com
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*/
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/*
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Copyright 2010 Dean Camera (dean [at] fourwalledcubicle [dot] com)
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Permission to use, copy, modify, distribute, and sell this
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software and its documentation for any purpose is hereby granted
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without fee, provided that the above copyright notice appear in
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all copies and that both that the copyright notice and this
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permission notice and warranty disclaimer appear in supporting
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documentation, and that the name of the author not be used in
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advertising or publicity pertaining to distribution of the
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software without specific, written prior permission.
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The author disclaim all warranties with regard to this
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software, including all implied warranties of merchantability
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and fitness. In no event shall the author be liable for any
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special, indirect or consequential damages or any damages
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whatsoever resulting from loss of use, data or profits, whether
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in an action of contract, negligence or other tortious action,
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arising out of or in connection with the use or performance of
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this software.
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*/
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#define __INCLUDE_FROM_USB_DRIVER
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#include "../../HighLevel/USBMode.h"
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#if defined(USB_CAN_BE_HOST)
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#define __INCLUDE_FROM_SI_CLASS_HOST_C
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#define __INCLUDE_FROM_SI_DRIVER
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#include "StillImage.h"
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uint8_t SImage_Host_ConfigurePipes(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo, uint16_t ConfigDescriptorSize,
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void* DeviceConfigDescriptor)
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{
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uint8_t FoundEndpoints = 0;
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memset(&SIInterfaceInfo->State, 0x00, sizeof(SIInterfaceInfo->State));
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if (DESCRIPTOR_TYPE(DeviceConfigDescriptor) != DTYPE_Configuration)
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return SI_ENUMERROR_InvalidConfigDescriptor;
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if (USB_GetNextDescriptorComp(&ConfigDescriptorSize, &DeviceConfigDescriptor,
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DComp_SI_Host_NextSIInterface) != DESCRIPTOR_SEARCH_COMP_Found)
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{
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return SI_ENUMERROR_NoSIInterfaceFound;
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}
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while (FoundEndpoints != (SI_FOUND_EVENTS_IN | SI_FOUND_DATAPIPE_IN | SI_FOUND_DATAPIPE_OUT))
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{
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if (USB_GetNextDescriptorComp(&ConfigDescriptorSize, &DeviceConfigDescriptor,
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DComp_SI_Host_NextSIInterfaceEndpoint) != DESCRIPTOR_SEARCH_COMP_Found)
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{
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return SI_ENUMERROR_EndpointsNotFound;
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}
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USB_Descriptor_Endpoint_t* EndpointData = DESCRIPTOR_PCAST(DeviceConfigDescriptor, USB_Descriptor_Endpoint_t);
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if ((EndpointData->Attributes & EP_TYPE_MASK) == EP_TYPE_INTERRUPT)
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{
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if (EndpointData->EndpointAddress & ENDPOINT_DESCRIPTOR_DIR_IN)
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{
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Pipe_ConfigurePipe(SIInterfaceInfo->Config.EventsPipeNumber, EP_TYPE_INTERRUPT, PIPE_TOKEN_IN,
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EndpointData->EndpointAddress, EndpointData->EndpointSize,
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SIInterfaceInfo->Config.EventsPipeDoubleBank ? PIPE_BANK_DOUBLE : PIPE_BANK_SINGLE);
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SIInterfaceInfo->State.EventsPipeSize = EndpointData->EndpointSize;
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Pipe_SetInterruptPeriod(EndpointData->PollingIntervalMS);
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FoundEndpoints |= SI_FOUND_EVENTS_IN;
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}
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}
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else
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{
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if (EndpointData->EndpointAddress & ENDPOINT_DESCRIPTOR_DIR_IN)
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{
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Pipe_ConfigurePipe(SIInterfaceInfo->Config.DataINPipeNumber, EP_TYPE_BULK, PIPE_TOKEN_IN,
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EndpointData->EndpointAddress, EndpointData->EndpointSize,
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SIInterfaceInfo->Config.DataINPipeDoubleBank ? PIPE_BANK_DOUBLE : PIPE_BANK_SINGLE);
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SIInterfaceInfo->State.DataINPipeSize = EndpointData->EndpointSize;
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FoundEndpoints |= SI_FOUND_DATAPIPE_IN;
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}
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else
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{
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Pipe_ConfigurePipe(SIInterfaceInfo->Config.DataOUTPipeNumber, EP_TYPE_BULK, PIPE_TOKEN_OUT,
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EndpointData->EndpointAddress, EndpointData->EndpointSize,
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SIInterfaceInfo->Config.DataOUTPipeDoubleBank ? PIPE_BANK_DOUBLE : PIPE_BANK_SINGLE);
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SIInterfaceInfo->State.DataOUTPipeSize = EndpointData->EndpointSize;
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FoundEndpoints |= SI_FOUND_DATAPIPE_OUT;
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}
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}
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}
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SIInterfaceInfo->State.IsActive = true;
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return SI_ENUMERROR_NoError;
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}
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uint8_t DComp_SI_Host_NextSIInterface(void* const CurrentDescriptor)
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{
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if (DESCRIPTOR_TYPE(CurrentDescriptor) == DTYPE_Interface)
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{
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USB_Descriptor_Interface_t* CurrentInterface = DESCRIPTOR_PCAST(CurrentDescriptor,
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USB_Descriptor_Interface_t);
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if ((CurrentInterface->Class == STILL_IMAGE_CLASS) &&
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(CurrentInterface->SubClass == STILL_IMAGE_SUBCLASS) &&
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(CurrentInterface->Protocol == STILL_IMAGE_PROTOCOL))
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{
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return DESCRIPTOR_SEARCH_Found;
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}
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}
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return DESCRIPTOR_SEARCH_NotFound;
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}
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uint8_t DComp_SI_Host_NextSIInterfaceEndpoint(void* const CurrentDescriptor)
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{
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if (DESCRIPTOR_TYPE(CurrentDescriptor) == DTYPE_Endpoint)
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{
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USB_Descriptor_Endpoint_t* CurrentEndpoint = DESCRIPTOR_PCAST(CurrentDescriptor,
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USB_Descriptor_Endpoint_t);
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uint8_t EndpointType = (CurrentEndpoint->Attributes & EP_TYPE_MASK);
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if (((EndpointType == EP_TYPE_BULK) || (EndpointType == EP_TYPE_INTERRUPT)) &&
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(!(Pipe_IsEndpointBound(CurrentEndpoint->EndpointAddress))))
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{
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return DESCRIPTOR_SEARCH_Found;
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}
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}
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else if (DESCRIPTOR_TYPE(CurrentDescriptor) == DTYPE_Interface)
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{
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return DESCRIPTOR_SEARCH_Fail;
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}
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return DESCRIPTOR_SEARCH_NotFound;
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}
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uint8_t SImage_Host_SendBlockHeader(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo, SI_PIMA_Container_t* const PIMAHeader)
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{
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uint8_t ErrorCode;
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if ((USB_HostState != HOST_STATE_Configured) || !(SIInterfaceInfo->State.IsActive))
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return PIPE_RWSTREAM_DeviceDisconnected;
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PIMAHeader->TransactionID = SIInterfaceInfo->State.TransactionID++;
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Pipe_SelectPipe(SIInterfaceInfo->Config.DataOUTPipeNumber);
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Pipe_Unfreeze();
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if ((ErrorCode = Pipe_Write_Stream_LE(PIMAHeader, PIMA_COMMAND_SIZE(0), NO_STREAM_CALLBACK)) != PIPE_RWSTREAM_NoError)
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return ErrorCode;
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uint8_t ParamBytes = (PIMAHeader->DataLength - PIMA_COMMAND_SIZE(0));
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if (ParamBytes)
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{
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if ((ErrorCode = Pipe_Write_Stream_LE(&PIMAHeader->Params, ParamBytes, NO_STREAM_CALLBACK)) != PIPE_RWSTREAM_NoError)
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return ErrorCode;
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}
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Pipe_ClearOUT();
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Pipe_Freeze();
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return PIPE_RWSTREAM_NoError;
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}
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uint8_t SImage_Host_ReceiveBlockHeader(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo, SI_PIMA_Container_t* const PIMAHeader)
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{
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uint16_t TimeoutMSRem = COMMAND_DATA_TIMEOUT_MS;
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if ((USB_HostState != HOST_STATE_Configured) || !(SIInterfaceInfo->State.IsActive))
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return PIPE_RWSTREAM_DeviceDisconnected;
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Pipe_SelectPipe(SIInterfaceInfo->Config.DataINPipeNumber);
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Pipe_Unfreeze();
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while (!(Pipe_IsReadWriteAllowed()))
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{
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if (USB_INT_HasOccurred(USB_INT_HSOFI))
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{
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USB_INT_Clear(USB_INT_HSOFI);
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TimeoutMSRem--;
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if (!(TimeoutMSRem))
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{
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return PIPE_RWSTREAM_Timeout;
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}
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}
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Pipe_Freeze();
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Pipe_SelectPipe(SIInterfaceInfo->Config.DataOUTPipeNumber);
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Pipe_Unfreeze();
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if (Pipe_IsStalled())
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{
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USB_Host_ClearPipeStall(SIInterfaceInfo->Config.DataOUTPipeNumber);
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return PIPE_RWSTREAM_PipeStalled;
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}
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Pipe_Freeze();
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Pipe_SelectPipe(SIInterfaceInfo->Config.DataINPipeNumber);
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Pipe_Unfreeze();
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if (Pipe_IsStalled())
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{
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USB_Host_ClearPipeStall(SIInterfaceInfo->Config.DataINPipeNumber);
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return PIPE_RWSTREAM_PipeStalled;
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}
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if (USB_HostState == HOST_STATE_Unattached)
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return PIPE_RWSTREAM_DeviceDisconnected;
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}
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Pipe_Read_Stream_LE(PIMAHeader, PIMA_COMMAND_SIZE(0), NO_STREAM_CALLBACK);
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if (PIMAHeader->Type == CType_ResponseBlock)
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{
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uint8_t ParamBytes = (PIMAHeader->DataLength - PIMA_COMMAND_SIZE(0));
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if (ParamBytes)
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Pipe_Read_Stream_LE(&PIMAHeader->Params, ParamBytes, NO_STREAM_CALLBACK);
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Pipe_ClearIN();
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}
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Pipe_Freeze();
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return PIPE_RWSTREAM_NoError;
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}
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uint8_t SImage_Host_SendData(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo, void* Buffer, const uint16_t Bytes)
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{
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uint8_t ErrorCode;
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if ((USB_HostState != HOST_STATE_Configured) || !(SIInterfaceInfo->State.IsActive))
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return PIPE_RWSTREAM_DeviceDisconnected;
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Pipe_SelectPipe(SIInterfaceInfo->Config.DataOUTPipeNumber);
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Pipe_Unfreeze();
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ErrorCode = Pipe_Write_Stream_LE(Buffer, Bytes, NO_STREAM_CALLBACK);
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Pipe_ClearOUT();
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Pipe_Freeze();
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return ErrorCode;
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}
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uint8_t SImage_Host_ReadData(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo, void* Buffer, const uint16_t Bytes)
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{
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uint8_t ErrorCode;
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if ((USB_HostState != HOST_STATE_Configured) || !(SIInterfaceInfo->State.IsActive))
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return PIPE_RWSTREAM_DeviceDisconnected;
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Pipe_SelectPipe(SIInterfaceInfo->Config.DataINPipeNumber);
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Pipe_Unfreeze();
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ErrorCode = Pipe_Read_Stream_LE(Buffer, Bytes, NO_STREAM_CALLBACK);
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Pipe_Freeze();
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return ErrorCode;
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}
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bool SImage_Host_IsEventReceived(USB_ClassInfo_SI_Host_t* SIInterfaceInfo)
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{
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bool IsEventReceived = false;
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if ((USB_HostState != HOST_STATE_Configured) || !(SIInterfaceInfo->State.IsActive))
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return false;
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Pipe_SelectPipe(SIInterfaceInfo->Config.EventsPipeNumber);
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Pipe_Unfreeze();
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if (Pipe_BytesInPipe())
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IsEventReceived = true;
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Pipe_Freeze();
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return IsEventReceived;
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}
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uint8_t SImage_Host_ReceiveEventHeader(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo, SI_PIMA_Container_t* const PIMAHeader)
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{
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uint8_t ErrorCode;
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if ((USB_HostState != HOST_STATE_Configured) || !(SIInterfaceInfo->State.IsActive))
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return PIPE_RWSTREAM_DeviceDisconnected;
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Pipe_SelectPipe(SIInterfaceInfo->Config.EventsPipeNumber);
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Pipe_Unfreeze();
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ErrorCode = Pipe_Read_Stream_LE(PIMAHeader, sizeof(SI_PIMA_Container_t), NO_STREAM_CALLBACK);
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Pipe_ClearIN();
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Pipe_Freeze();
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return ErrorCode;
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}
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uint8_t SImage_Host_OpenSession(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo)
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{
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if ((USB_HostState != HOST_STATE_Configured) || !(SIInterfaceInfo->State.IsActive))
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return HOST_SENDCONTROL_DeviceDisconnected;
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uint8_t ErrorCode;
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SIInterfaceInfo->State.TransactionID = 0;
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SIInterfaceInfo->State.IsSessionOpen = false;
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SI_PIMA_Container_t PIMABlock = (SI_PIMA_Container_t)
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{
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.DataLength = PIMA_COMMAND_SIZE(1),
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.Type = CType_CommandBlock,
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.Code = 0x1002,
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.Params = {1},
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};
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if ((ErrorCode = SImage_Host_SendBlockHeader(SIInterfaceInfo, &PIMABlock)) != PIPE_RWSTREAM_NoError)
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return ErrorCode;
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if ((ErrorCode = SImage_Host_ReceiveBlockHeader(SIInterfaceInfo, &PIMABlock)) != PIPE_RWSTREAM_NoError)
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return ErrorCode;
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if ((PIMABlock.Type != CType_ResponseBlock) || (PIMABlock.Code != 0x2001))
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return SI_ERROR_LOGICAL_CMD_FAILED;
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SIInterfaceInfo->State.IsSessionOpen = true;
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return PIPE_RWSTREAM_NoError;
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}
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uint8_t SImage_Host_CloseSession(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo)
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{
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if ((USB_HostState != HOST_STATE_Configured) || !(SIInterfaceInfo->State.IsActive))
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return HOST_SENDCONTROL_DeviceDisconnected;
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uint8_t ErrorCode;
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SI_PIMA_Container_t PIMABlock = (SI_PIMA_Container_t)
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{
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.DataLength = PIMA_COMMAND_SIZE(1),
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.Type = CType_CommandBlock,
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.Code = 0x1003,
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.Params = {1},
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};
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if ((ErrorCode = SImage_Host_SendBlockHeader(SIInterfaceInfo, &PIMABlock)) != PIPE_RWSTREAM_NoError)
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return ErrorCode;
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if ((ErrorCode = SImage_Host_ReceiveBlockHeader(SIInterfaceInfo, &PIMABlock)) != PIPE_RWSTREAM_NoError)
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return ErrorCode;
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SIInterfaceInfo->State.IsSessionOpen = false;
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if ((PIMABlock.Type != CType_ResponseBlock) || (PIMABlock.Code != 0x2001))
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return SI_ERROR_LOGICAL_CMD_FAILED;
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return PIPE_RWSTREAM_NoError;
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}
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uint8_t SImage_Host_SendCommand(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo, const uint16_t Operation,
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const uint8_t TotalParams, uint32_t* Params)
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{
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if ((USB_HostState != HOST_STATE_Configured) || !(SIInterfaceInfo->State.IsActive))
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return HOST_SENDCONTROL_DeviceDisconnected;
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uint8_t ErrorCode;
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SI_PIMA_Container_t PIMABlock = (SI_PIMA_Container_t)
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{
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.DataLength = PIMA_COMMAND_SIZE(TotalParams),
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.Type = CType_CommandBlock,
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.Code = Operation,
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};
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memcpy(&PIMABlock.Params, Params, sizeof(uint32_t) * TotalParams);
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if ((ErrorCode = SImage_Host_SendBlockHeader(SIInterfaceInfo, &PIMABlock)) != PIPE_RWSTREAM_NoError)
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return ErrorCode;
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return PIPE_RWSTREAM_NoError;
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}
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uint8_t SImage_Host_ReceiveResponse(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo)
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{
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uint8_t ErrorCode;
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SI_PIMA_Container_t PIMABlock;
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if ((USB_HostState != HOST_STATE_Configured) || !(SIInterfaceInfo->State.IsActive))
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return HOST_SENDCONTROL_DeviceDisconnected;
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if ((ErrorCode = SImage_Host_ReceiveBlockHeader(SIInterfaceInfo, &PIMABlock)) != PIPE_RWSTREAM_NoError)
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return ErrorCode;
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if ((PIMABlock.Type != CType_ResponseBlock) || (PIMABlock.Code != 0x2001))
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return SI_ERROR_LOGICAL_CMD_FAILED;
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return PIPE_RWSTREAM_NoError;
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}
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#endif
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