437 lines
13 KiB
C
437 lines
13 KiB
C
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/*
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LUFA Library
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Copyright (C) Dean Camera, 2017.
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dean [at] fourwalledcubicle [dot] com
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www.lufa-lib.org
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*/
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/*
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Copyright 2017 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 disclaims 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 "../../Core/USBMode.h"
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#if defined(USB_CAN_BE_HOST)
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#define __INCLUDE_FROM_SI_DRIVER
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#define __INCLUDE_FROM_STILLIMAGE_HOST_C
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#include "StillImageClassHost.h"
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uint8_t SI_Host_ConfigurePipes(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo,
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uint16_t ConfigDescriptorSize,
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void* ConfigDescriptorData)
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{
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USB_Descriptor_Endpoint_t* DataINEndpoint = NULL;
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USB_Descriptor_Endpoint_t* DataOUTEndpoint = NULL;
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USB_Descriptor_Endpoint_t* EventsEndpoint = NULL;
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USB_Descriptor_Interface_t* StillImageInterface = NULL;
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memset(&SIInterfaceInfo->State, 0x00, sizeof(SIInterfaceInfo->State));
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if (DESCRIPTOR_TYPE(ConfigDescriptorData) != DTYPE_Configuration)
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return SI_ENUMERROR_InvalidConfigDescriptor;
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while (!(DataINEndpoint) || !(DataOUTEndpoint) || !(EventsEndpoint))
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{
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if (!(StillImageInterface) ||
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USB_GetNextDescriptorComp(&ConfigDescriptorSize, &ConfigDescriptorData,
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DCOMP_SI_Host_NextSIInterfaceEndpoint) != DESCRIPTOR_SEARCH_COMP_Found)
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{
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if (USB_GetNextDescriptorComp(&ConfigDescriptorSize, &ConfigDescriptorData,
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DCOMP_SI_Host_NextSIInterface) != DESCRIPTOR_SEARCH_COMP_Found)
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{
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return SI_ENUMERROR_NoCompatibleInterfaceFound;
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}
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StillImageInterface = DESCRIPTOR_PCAST(ConfigDescriptorData, USB_Descriptor_Interface_t);
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DataINEndpoint = NULL;
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DataOUTEndpoint = NULL;
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EventsEndpoint = NULL;
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continue;
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}
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USB_Descriptor_Endpoint_t* EndpointData = DESCRIPTOR_PCAST(ConfigDescriptorData, USB_Descriptor_Endpoint_t);
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if ((EndpointData->EndpointAddress & ENDPOINT_DIR_MASK) == ENDPOINT_DIR_IN)
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{
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if ((EndpointData->Attributes & EP_TYPE_MASK) == EP_TYPE_INTERRUPT)
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EventsEndpoint = EndpointData;
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else
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DataINEndpoint = EndpointData;
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}
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else
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{
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DataOUTEndpoint = EndpointData;
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}
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}
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SIInterfaceInfo->Config.DataINPipe.Size = le16_to_cpu(DataINEndpoint->EndpointSize);
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SIInterfaceInfo->Config.DataINPipe.EndpointAddress = DataINEndpoint->EndpointAddress;
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SIInterfaceInfo->Config.DataINPipe.Type = EP_TYPE_BULK;
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SIInterfaceInfo->Config.DataOUTPipe.Size = le16_to_cpu(DataOUTEndpoint->EndpointSize);
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SIInterfaceInfo->Config.DataOUTPipe.EndpointAddress = DataOUTEndpoint->EndpointAddress;
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SIInterfaceInfo->Config.DataOUTPipe.Type = EP_TYPE_BULK;
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SIInterfaceInfo->Config.EventsPipe.Size = le16_to_cpu(EventsEndpoint->EndpointSize);
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SIInterfaceInfo->Config.EventsPipe.EndpointAddress = EventsEndpoint->EndpointAddress;
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SIInterfaceInfo->Config.EventsPipe.Type = EP_TYPE_INTERRUPT;
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if (!(Pipe_ConfigurePipeTable(&SIInterfaceInfo->Config.DataINPipe, 1)))
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return SI_ENUMERROR_PipeConfigurationFailed;
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if (!(Pipe_ConfigurePipeTable(&SIInterfaceInfo->Config.DataOUTPipe, 1)))
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return SI_ENUMERROR_PipeConfigurationFailed;
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if (!(Pipe_ConfigurePipeTable(&SIInterfaceInfo->Config.EventsPipe, 1)))
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return SI_ENUMERROR_PipeConfigurationFailed;
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SIInterfaceInfo->State.InterfaceNumber = StillImageInterface->InterfaceNumber;
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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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USB_Descriptor_Header_t* Header = DESCRIPTOR_PCAST(CurrentDescriptor, USB_Descriptor_Header_t);
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if (Header->Type == DTYPE_Interface)
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{
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USB_Descriptor_Interface_t* Interface = DESCRIPTOR_PCAST(CurrentDescriptor, USB_Descriptor_Interface_t);
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if ((Interface->Class == SI_CSCP_StillImageClass) &&
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(Interface->SubClass == SI_CSCP_StillImageSubclass) &&
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(Interface->Protocol == SI_CSCP_BulkOnlyProtocol))
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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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USB_Descriptor_Header_t* Header = DESCRIPTOR_PCAST(CurrentDescriptor, USB_Descriptor_Header_t);
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if (Header->Type == DTYPE_Endpoint)
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{
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USB_Descriptor_Endpoint_t* Endpoint = DESCRIPTOR_PCAST(CurrentDescriptor, USB_Descriptor_Endpoint_t);
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uint8_t EndpointType = (Endpoint->Attributes & EP_TYPE_MASK);
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if (((EndpointType == EP_TYPE_BULK) || (EndpointType == EP_TYPE_INTERRUPT)) &&
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(!(Pipe_IsEndpointBound(Endpoint->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 (Header->Type == 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 SI_Host_SendBlockHeader(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo,
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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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if (SIInterfaceInfo->State.IsSessionOpen)
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PIMAHeader->TransactionID = cpu_to_le32(SIInterfaceInfo->State.TransactionID++);
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Pipe_SelectPipe(SIInterfaceInfo->Config.DataOUTPipe.Address);
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Pipe_Unfreeze();
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if ((ErrorCode = Pipe_Write_Stream_LE(PIMAHeader, PIMA_COMMAND_SIZE(0), NULL)) != 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, NULL)) != 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 SI_Host_ReceiveBlockHeader(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo,
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PIMA_Container_t* const PIMAHeader)
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{
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uint16_t TimeoutMSRem = SI_COMMAND_DATA_TIMEOUT_MS;
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uint16_t PreviousFrameNumber = USB_Host_GetFrameNumber();
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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.DataINPipe.Address);
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Pipe_Unfreeze();
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while (!(Pipe_IsINReceived()))
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{
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uint16_t CurrentFrameNumber = USB_Host_GetFrameNumber();
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if (CurrentFrameNumber != PreviousFrameNumber)
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{
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PreviousFrameNumber = CurrentFrameNumber;
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if (!(TimeoutMSRem--))
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return PIPE_RWSTREAM_Timeout;
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}
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Pipe_Freeze();
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Pipe_SelectPipe(SIInterfaceInfo->Config.DataOUTPipe.Address);
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Pipe_Unfreeze();
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if (Pipe_IsStalled())
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{
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USB_Host_ClearEndpointStall(Pipe_GetBoundEndpointAddress());
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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.DataINPipe.Address);
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Pipe_Unfreeze();
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if (Pipe_IsStalled())
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{
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USB_Host_ClearEndpointStall(Pipe_GetBoundEndpointAddress());
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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), NULL);
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if (PIMAHeader->Type == CPU_TO_LE16(PIMA_CONTAINER_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, NULL);
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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 SI_Host_SendData(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo,
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const void* Buffer,
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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.DataOUTPipe.Address);
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Pipe_Unfreeze();
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ErrorCode = Pipe_Write_Stream_LE(Buffer, Bytes, NULL);
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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 SI_Host_ReadData(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo,
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void* Buffer,
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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.DataINPipe.Address);
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Pipe_Unfreeze();
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ErrorCode = Pipe_Read_Stream_LE(Buffer, Bytes, NULL);
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Pipe_Freeze();
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return ErrorCode;
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}
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bool SI_Host_IsEventReceived(USB_ClassInfo_SI_Host_t* const 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.EventsPipe.Address);
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Pipe_Unfreeze();
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if (Pipe_IsINReceived())
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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 SI_Host_ReceiveEventHeader(USB_ClassInfo_SI_Host_t* const SIInterfaceInfo,
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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.EventsPipe.Address);
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Pipe_Unfreeze();
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ErrorCode = Pipe_Read_Stream_LE(PIMAHeader, sizeof(PIMA_Container_t), NULL);
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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 SI_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 PIPE_RWSTREAM_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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PIMA_Container_t PIMABlock = (PIMA_Container_t)
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{
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.DataLength = CPU_TO_LE32(PIMA_COMMAND_SIZE(1)),
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.Type = CPU_TO_LE16(PIMA_CONTAINER_CommandBlock),
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.Code = CPU_TO_LE16(0x1002),
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.Params = {CPU_TO_LE32(1)},
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};
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if ((ErrorCode = SI_Host_SendBlockHeader(SIInterfaceInfo, &PIMABlock)) != PIPE_RWSTREAM_NoError)
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return ErrorCode;
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if ((ErrorCode = SI_Host_ReceiveBlockHeader(SIInterfaceInfo, &PIMABlock)) != PIPE_RWSTREAM_NoError)
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return ErrorCode;
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if ((PIMABlock.Type != CPU_TO_LE16(PIMA_CONTAINER_ResponseBlock)) || (PIMABlock.Code != CPU_TO_LE16(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 SI_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 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
|
||
|
|
|