You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
292 lines
8.5 KiB
292 lines
8.5 KiB
/*
|
|
LUFA Library
|
|
Copyright (C) Dean Camera, 2009.
|
|
|
|
dean [at] fourwalledcubicle [dot] com
|
|
www.fourwalledcubicle.com
|
|
*/
|
|
|
|
/*
|
|
Copyright 2009 Dean Camera (dean [at] fourwalledcubicle [dot] com)
|
|
|
|
Permission to use, copy, modify, and distribute this software
|
|
and its documentation for any purpose and without fee is hereby
|
|
granted, 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.
|
|
*/
|
|
|
|
#include "../../HighLevel/USBMode.h"
|
|
#if defined(USB_CAN_BE_HOST)
|
|
|
|
#define INCLUDE_FROM_SI_CLASS_HOST_C
|
|
#include "StillImage.h"
|
|
|
|
#warning The Still Image Host mode Class driver is currently incomplete and is for preview purposes only.
|
|
|
|
uint8_t SI_Host_ConfigurePipes(USB_ClassInfo_SI_Host_t* SIInterfaceInfo, uint16_t ConfigDescriptorLength,
|
|
uint8_t* DeviceConfigDescriptor)
|
|
{
|
|
uint8_t FoundEndpoints = 0;
|
|
|
|
memset(&SIInterfaceInfo->State, 0x00, sizeof(SIInterfaceInfo->State));
|
|
|
|
if (DESCRIPTOR_TYPE(DeviceConfigDescriptor) != DTYPE_Configuration)
|
|
return SI_ENUMERROR_InvalidConfigDescriptor;
|
|
|
|
if (USB_GetNextDescriptorComp(&ConfigDescriptorLength, &DeviceConfigDescriptor,
|
|
DComp_SI_Host_NextSIInterface) != DESCRIPTOR_SEARCH_COMP_Found)
|
|
{
|
|
return SI_ENUMERROR_NoSIInterfaceFound;
|
|
}
|
|
|
|
while (FoundEndpoints != (SI_FOUND_EVENTS_IN | SI_FOUND_DATAPIPE_IN | SI_FOUND_DATAPIPE_OUT))
|
|
{
|
|
if (USB_GetNextDescriptorComp(&ConfigDescriptorLength, &DeviceConfigDescriptor,
|
|
DComp_SI_Host_NextSIInterfaceEndpoint) != DESCRIPTOR_SEARCH_COMP_Found)
|
|
{
|
|
return SI_ENUMERROR_EndpointsNotFound;
|
|
}
|
|
|
|
USB_Descriptor_Endpoint_t* EndpointData = DESCRIPTOR_PCAST(DeviceConfigDescriptor, USB_Descriptor_Endpoint_t);
|
|
|
|
if ((EndpointData->Attributes & EP_TYPE_MASK) == EP_TYPE_INTERRUPT)
|
|
{
|
|
if (EndpointData->EndpointAddress & ENDPOINT_DESCRIPTOR_DIR_IN)
|
|
{
|
|
Pipe_ConfigurePipe(SIInterfaceInfo->Config.EventsPipeNumber, EP_TYPE_INTERRUPT, PIPE_TOKEN_IN,
|
|
EndpointData->EndpointAddress, EndpointData->EndpointSize,
|
|
PIPE_BANK_DOUBLE);
|
|
SIInterfaceInfo->State.EventsPipeSize = EndpointData->EndpointSize;
|
|
|
|
Pipe_SetInterruptPeriod(EndpointData->PollingIntervalMS);
|
|
|
|
FoundEndpoints |= SI_FOUND_EVENTS_IN;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if (EndpointData->EndpointAddress & ENDPOINT_DESCRIPTOR_DIR_IN)
|
|
{
|
|
Pipe_ConfigurePipe(SIInterfaceInfo->Config.DataINPipeNumber, EP_TYPE_BULK, PIPE_TOKEN_IN,
|
|
EndpointData->EndpointAddress, EndpointData->EndpointSize,
|
|
PIPE_BANK_DOUBLE);
|
|
SIInterfaceInfo->State.DataINPipeSize = EndpointData->EndpointSize;
|
|
|
|
FoundEndpoints |= SI_FOUND_DATAPIPE_IN;
|
|
}
|
|
else
|
|
{
|
|
Pipe_ConfigurePipe(SIInterfaceInfo->Config.DataOUTPipeNumber, EP_TYPE_BULK, PIPE_TOKEN_OUT,
|
|
EndpointData->EndpointAddress, EndpointData->EndpointSize,
|
|
PIPE_BANK_DOUBLE);
|
|
SIInterfaceInfo->State.DataOUTPipeSize = EndpointData->EndpointSize;
|
|
|
|
FoundEndpoints |= SI_FOUND_DATAPIPE_OUT;
|
|
}
|
|
}
|
|
}
|
|
|
|
return SI_ENUMERROR_NoError;
|
|
}
|
|
|
|
uint8_t DComp_SI_Host_NextSIInterface(void* CurrentDescriptor)
|
|
{
|
|
if (DESCRIPTOR_TYPE(CurrentDescriptor) == DTYPE_Interface)
|
|
{
|
|
USB_Descriptor_Interface_t* CurrentInterface = DESCRIPTOR_PCAST(CurrentDescriptor,
|
|
USB_Descriptor_Interface_t);
|
|
|
|
if ((CurrentInterface->Class == STILL_IMAGE_CLASS) &&
|
|
(CurrentInterface->SubClass == STILL_IMAGE_SUBCLASS) &&
|
|
(CurrentInterface->Protocol == STILL_IMAGE_PROTOCOL))
|
|
{
|
|
return DESCRIPTOR_SEARCH_Found;
|
|
}
|
|
}
|
|
|
|
return DESCRIPTOR_SEARCH_NotFound;
|
|
}
|
|
|
|
uint8_t DComp_SI_Host_NextSIInterfaceEndpoint(void* CurrentDescriptor)
|
|
{
|
|
if (DESCRIPTOR_TYPE(CurrentDescriptor) == DTYPE_Endpoint)
|
|
{
|
|
USB_Descriptor_Endpoint_t* CurrentEndpoint = DESCRIPTOR_PCAST(CurrentDescriptor,
|
|
USB_Descriptor_Endpoint_t);
|
|
|
|
uint8_t EndpointType = (CurrentEndpoint->Attributes & EP_TYPE_MASK);
|
|
|
|
if (((EndpointType == EP_TYPE_BULK) || (EndpointType == EP_TYPE_INTERRUPT)) &&
|
|
(!(Pipe_IsEndpointBound(CurrentEndpoint->EndpointAddress))))
|
|
{
|
|
return DESCRIPTOR_SEARCH_Found;
|
|
}
|
|
}
|
|
else if (DESCRIPTOR_TYPE(CurrentDescriptor) == DTYPE_Interface)
|
|
{
|
|
return DESCRIPTOR_SEARCH_Fail;
|
|
}
|
|
|
|
return DESCRIPTOR_SEARCH_NotFound;
|
|
}
|
|
|
|
void SI_Host_USBTask(USB_ClassInfo_SI_Host_t* SIInterfaceInfo)
|
|
{
|
|
|
|
}
|
|
|
|
void SImage_Host_SendBlockHeader(USB_ClassInfo_SI_Host_t* SIInterfaceInfo, SI_PIMA_Container_t* PIMAHeader)
|
|
{
|
|
Pipe_SelectPipe(SIInterfaceInfo->Config.DataOUTPipeNumber);
|
|
Pipe_Unfreeze();
|
|
|
|
Pipe_Write_Stream_LE(PIMAHeader, PIMA_COMMAND_SIZE(0), NO_STREAM_CALLBACK);
|
|
|
|
if (PIMAHeader->Type == CType_CommandBlock)
|
|
{
|
|
uint8_t ParamBytes = (PIMAHeader->DataLength - PIMA_COMMAND_SIZE(0));
|
|
|
|
if (ParamBytes)
|
|
Pipe_Write_Stream_LE(&PIMAHeader->Params, ParamBytes, NO_STREAM_CALLBACK);
|
|
|
|
Pipe_ClearOUT();
|
|
}
|
|
|
|
Pipe_Freeze();
|
|
}
|
|
|
|
uint8_t SImage_Host_RecieveBlockHeader(USB_ClassInfo_SI_Host_t* SIInterfaceInfo, SI_PIMA_Container_t* PIMAHeader)
|
|
{
|
|
uint16_t TimeoutMSRem = COMMAND_DATA_TIMEOUT_MS;
|
|
|
|
Pipe_SelectPipe(SIInterfaceInfo->Config.DataINPipeNumber);
|
|
Pipe_Unfreeze();
|
|
|
|
while (!(Pipe_IsReadWriteAllowed()))
|
|
{
|
|
if (USB_INT_HasOccurred(USB_INT_HSOFI))
|
|
{
|
|
USB_INT_Clear(USB_INT_HSOFI);
|
|
TimeoutMSRem--;
|
|
|
|
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), NO_STREAM_CALLBACK);
|
|
|
|
if (PIMAHeader->Type == CType_ResponseBlock)
|
|
{
|
|
uint8_t ParamBytes = (PIMAHeader->DataLength - PIMA_COMMAND_SIZE(0));
|
|
|
|
if (ParamBytes)
|
|
Pipe_Read_Stream_LE(&PIMAHeader->Params, ParamBytes, NO_STREAM_CALLBACK);
|
|
|
|
Pipe_ClearIN();
|
|
}
|
|
|
|
Pipe_Freeze();
|
|
|
|
return PIPE_RWSTREAM_NoError;
|
|
}
|
|
|
|
uint8_t SImage_Host_SendData(USB_ClassInfo_SI_Host_t* SIInterfaceInfo, void* Buffer, uint16_t Bytes)
|
|
{
|
|
uint8_t ErrorCode;
|
|
|
|
Pipe_SelectPipe(SIInterfaceInfo->Config.DataOUTPipeNumber);
|
|
Pipe_Unfreeze();
|
|
|
|
ErrorCode = Pipe_Write_Stream_LE(Buffer, Bytes, NO_STREAM_CALLBACK);
|
|
|
|
Pipe_ClearOUT();
|
|
Pipe_Freeze();
|
|
|
|
return ErrorCode;
|
|
}
|
|
|
|
uint8_t SImage_Host_ReadData(USB_ClassInfo_SI_Host_t* SIInterfaceInfo, void* Buffer, uint16_t Bytes)
|
|
{
|
|
uint8_t ErrorCode;
|
|
|
|
Pipe_SelectPipe(SIInterfaceInfo->Config.DataINPipeNumber);
|
|
Pipe_Unfreeze();
|
|
|
|
ErrorCode = Pipe_Read_Stream_LE(Buffer, Bytes, NO_STREAM_CALLBACK);
|
|
|
|
Pipe_Freeze();
|
|
|
|
return ErrorCode;
|
|
}
|
|
|
|
bool SImage_Host_IsEventReceived(USB_ClassInfo_SI_Host_t* SIInterfaceInfo)
|
|
{
|
|
bool IsEventReceived = false;
|
|
|
|
Pipe_SelectPipe(SIInterfaceInfo->Config.EventsPipeNumber);
|
|
Pipe_Unfreeze();
|
|
|
|
if (Pipe_BytesInPipe())
|
|
IsEventReceived = true;
|
|
|
|
Pipe_Freeze();
|
|
|
|
return IsEventReceived;
|
|
}
|
|
|
|
uint8_t SImage_Host_RecieveEventHeader(USB_ClassInfo_SI_Host_t* SIInterfaceInfo, SI_PIMA_Container_t* PIMAHeader)
|
|
{
|
|
uint8_t ErrorCode;
|
|
|
|
Pipe_SelectPipe(SIInterfaceInfo->Config.EventsPipeNumber);
|
|
Pipe_Unfreeze();
|
|
|
|
ErrorCode = Pipe_Read_Stream_LE(PIMAHeader, sizeof(SI_PIMA_Container_t), NO_STREAM_CALLBACK);
|
|
|
|
Pipe_ClearIN();
|
|
Pipe_Freeze();
|
|
|
|
return ErrorCode;
|
|
}
|
|
|
|
#endif
|