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| author | Dean Camera <dean@fourwalledcubicle.com> | 2009-08-30 11:36:04 +0000 |
|---|---|---|
| committer | Dean Camera <dean@fourwalledcubicle.com> | 2009-08-30 11:36:04 +0000 |
| commit | 3dce79d68ccc50ee1007e485396826762b6965b5 (patch) | |
| tree | 5196dda6bc6ff6b339548a26c6481f2dfa40dbdb /LUFA/Drivers/USB/Class/Host/StillImage.c | |
| parent | 0d3a3f7536b6b2f22858f82541c383aa3759aa15 (diff) | |
| download | lufa-3dce79d68ccc50ee1007e485396826762b6965b5.tar.gz lufa-3dce79d68ccc50ee1007e485396826762b6965b5.tar.bz2 lufa-3dce79d68ccc50ee1007e485396826762b6965b5.zip | |
Added start of the Still Image Host Class driver demo and driver code.
Re-enabled building of the Host mode demos ClassDriver directory.
Diffstat (limited to 'LUFA/Drivers/USB/Class/Host/StillImage.c')
| -rw-r--r-- | LUFA/Drivers/USB/Class/Host/StillImage.c | 109 |
1 files changed, 109 insertions, 0 deletions
diff --git a/LUFA/Drivers/USB/Class/Host/StillImage.c b/LUFA/Drivers/USB/Class/Host/StillImage.c index 05bec698a..876f3b11d 100644 --- a/LUFA/Drivers/USB/Class/Host/StillImage.c +++ b/LUFA/Drivers/USB/Class/Host/StillImage.c @@ -36,4 +36,113 @@ #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 ConfigDescriptorSize,
+ uint8_t* ConfigDescriptorData)
+{
+ uint8_t FoundEndpoints = 0;
+
+ memset(&SIInterfaceInfo->State, 0x00, sizeof(SIInterfaceInfo->State));
+
+ if (DESCRIPTOR_TYPE(ConfigDescriptorData) != DTYPE_Configuration)
+ return SI_ENUMERROR_InvalidConfigDescriptor;
+
+ if (USB_GetNextDescriptorComp(&ConfigDescriptorSize, &ConfigDescriptorData,
+ 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(&ConfigDescriptorSize, &ConfigDescriptorData,
+ DComp_SI_Host_NextSIInterfaceEndpoint) != DESCRIPTOR_SEARCH_COMP_Found)
+ {
+ return SI_ENUMERROR_EndpointsNotFound;
+ }
+
+ USB_Descriptor_Endpoint_t* EndpointData = DESCRIPTOR_PCAST(ConfigDescriptorData, 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)
+ {
+ if ((DESCRIPTOR_CAST(CurrentDescriptor, USB_Descriptor_Interface_t).Class == STILL_IMAGE_CLASS) &&
+ (DESCRIPTOR_CAST(CurrentDescriptor, USB_Descriptor_Interface_t).SubClass == STILL_IMAGE_SUBCLASS) &&
+ (DESCRIPTOR_CAST(CurrentDescriptor, USB_Descriptor_Interface_t).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)
+{
+
+}
+
#endif
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