Add new MouseHost Class Driver demo, unfinished, to allow for better testing of the new prototype Host Mode Class Driver framework. Flesh out start of a HID class Host mode class driver.
This commit is contained in:
Dean Camera
parent
05fa6e0c43
commit
5251bc6e4e
11 changed files with 2648 additions and 86 deletions
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@ -93,7 +93,7 @@ uint8_t CDC_Host_ConfigurePipes(USB_ClassInfo_CDC_Host_t* CDCInterfaceInfo, uint
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if (USB_GetNextDescriptorComp(&ConfigDescriptorSize, &ConfigDescriptorData,
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DComp_CDC_Host_NextInterfaceCDCDataEndpoint) != DESCRIPTOR_SEARCH_COMP_Found)
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{
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return CDC_ENUMERROR_NoEndpointFound;
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return CDC_ENUMERROR_EndpointsNotFound;
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}
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}
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@ -71,8 +71,6 @@
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*/
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struct
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{
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uint8_t ControlInterfaceNumber; /**< Interface number of the CDC control interface within the device */
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uint16_t DataINPipeSize; /**< Size in bytes of the CDC interface's IN data pipe */
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uint16_t DataOUTPipeSize; /**< Size in bytes of the CDC interface's OUT data pipe */
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uint16_t NotificationPipeSize; /**< Size in bytes of the CDC interface's IN notification endpoint, if used */
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@ -114,11 +112,22 @@
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CDC_ENUMERROR_DescriptorTooLarge = 2, /**< The device's Configuration Descriptor is too large to process */
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CDC_ENUMERROR_InvalidConfigDataReturned = 3, /**< The device returned an invalid Configuration Descriptor */
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CDC_ENUMERROR_NoCDCInterfaceFound = 4, /**< A compatible CDC interface was not found in the device's Configuration Descriptor */
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CDC_ENUMERROR_NoEndpointFound = 5, /**< Compatible CDC endpoints were not found in the device's CDC interface */
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CDC_ENUMERROR_EndpointsNotFound = 5, /**< Compatible CDC endpoints were not found in the device's CDC interface */
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} CDCHost_EnumerationFailure_ErrorCodes_t;
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/* Function Prototypes: */
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void CDC_Host_USBTask(USB_ClassInfo_CDC_Host_t* CDCInterfaceInfo);
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uint8_t CDC_Host_ConfigurePipes(USB_ClassInfo_CDC_Host_t* CDCInterfaceInfo, uint16_t MaxConfigBufferSize);
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void EVENT_CDC_Host_ControLineStateChanged(USB_ClassInfo_CDC_Host_t* CDCInterfaceInfo);
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uint8_t CDC_Host_SetLineEncoding(USB_ClassInfo_CDC_Host_t* CDCInterfaceInfo);
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uint8_t CDC_Host_SendControlLineStateChange(USB_ClassInfo_CDC_Host_t* CDCInterfaceInfo);
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void CDC_Host_SendString(USB_ClassInfo_CDC_Host_t* CDCInterfaceInfo, char* Data, uint16_t Length);
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void CDC_Host_SendByte(USB_ClassInfo_CDC_Host_t* CDCInterfaceInfo, uint8_t Data);
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uint16_t CDC_Host_BytesReceived(USB_ClassInfo_CDC_Host_t* CDCInterfaceInfo);
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uint8_t CDC_Host_ReceiveByte(USB_ClassInfo_CDC_Host_t* CDCInterfaceInfo);
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/* Private Interface - For use in library only: */
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#if !defined(__DOXYGEN__)
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@ -139,21 +148,7 @@
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static uint8_t DComp_CDC_Host_NextCDCControlInterface(void* CurrentDescriptor);
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static uint8_t DComp_CDC_Host_NextCDCDataInterface(void* CurrentDescriptor);
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static uint8_t DComp_CDC_Host_NextInterfaceCDCDataEndpoint(void* CurrentDescriptor);
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#endif
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uint8_t CDC_Host_ConfigurePipes(USB_ClassInfo_CDC_Host_t* CDCInterfaceInfo, uint16_t MaxConfigBufferSize);
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void CDC_Host_USBTask(USB_ClassInfo_CDC_Host_t* CDCInterfaceInfo);
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void EVENT_CDC_Host_ControLineStateChanged(USB_ClassInfo_CDC_Host_t* CDCInterfaceInfo);
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uint8_t CDC_Host_SetLineEncoding(USB_ClassInfo_CDC_Host_t* CDCInterfaceInfo);
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uint8_t CDC_Host_SendControlLineStateChange(USB_ClassInfo_CDC_Host_t* CDCInterfaceInfo);
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void CDC_Host_SendString(USB_ClassInfo_CDC_Host_t* CDCInterfaceInfo, char* Data, uint16_t Length);
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void CDC_Host_SendByte(USB_ClassInfo_CDC_Host_t* CDCInterfaceInfo, uint8_t Data);
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uint16_t CDC_Host_BytesReceived(USB_ClassInfo_CDC_Host_t* CDCInterfaceInfo);
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uint8_t CDC_Host_ReceiveByte(USB_ClassInfo_CDC_Host_t* CDCInterfaceInfo);
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#endif
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#endif
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/* Disable C linkage for C++ Compilers: */
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@ -31,6 +31,106 @@
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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_HID_CLASS_HOST_C
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#include "HID.h"
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uint8_t HID_Host_ConfigurePipes(USB_ClassInfo_HID_Host_t* HIDInterfaceInfo, uint16_t MaxConfigBufferSize)
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{
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uint8_t* ConfigDescriptorData;
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uint16_t ConfigDescriptorSize;
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uint8_t FoundEndpoints = 0;
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if (USB_GetDeviceConfigDescriptor(1, &ConfigDescriptorSize, NULL) != HOST_SENDCONTROL_Successful)
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return HID_ENUMERROR_ControlError;
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if (ConfigDescriptorSize > MaxConfigBufferSize)
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return HID_ENUMERROR_DescriptorTooLarge;
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ConfigDescriptorData = alloca(ConfigDescriptorSize);
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USB_GetDeviceConfigDescriptor(1, &ConfigDescriptorSize, ConfigDescriptorData);
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if (DESCRIPTOR_TYPE(ConfigDescriptorData) != DTYPE_Configuration)
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return HID_ENUMERROR_InvalidConfigDataReturned;
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do
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{
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if (USB_GetNextDescriptorComp(&ConfigDescriptorSize, &ConfigDescriptorData,
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DComp_HID_Host_NextHIDInterface) != DESCRIPTOR_SEARCH_COMP_Found)
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{
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return HID_ENUMERROR_NoHIDInterfaceFound;
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}
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} while (HIDInterfaceInfo->Config.MatchInterfaceProtocol &&
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DESCRIPTOR_PCAST(ConfigDescriptorData,
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USB_Descriptor_Interface_t)->HIDInterfaceProtocol != HIDInterfaceInfo->Config.Protocol);
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while (FoundEndpoints != ((1 << HID_FOUND_DATAPIPE_IN) | (1 << HID_FOUND_DATAPIPE_OUT)))
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{
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if (USB_GetNextDescriptorComp(&ConfigDescriptorSize, &ConfigDescriptorData,
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DComp_HID_Host_NextInterfaceHIDDataEndpoint) != DESCRIPTOR_SEARCH_COMP_Found)
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{
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if (FoundEndpoints == (1 << HID_FOUND_DATAPIPE_IN))
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break;
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return HID_ENUMERROR_EndpointsNotFound;
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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_DESCRIPTOR_DIR_IN)
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{
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Pipe_ConfigurePipe(HIDInterfaceInfo->Config.DataINPipeNumber, EP_TYPE_INTERRUPT, PIPE_TOKEN_IN,
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EndpointData->EndpointAddress, EndpointData->EndpointSize, PIPE_BANK_SINGLE);
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FoundEndpoints |= (1 << HID_FOUND_DATAPIPE_IN);
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}
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else
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{
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Pipe_ConfigurePipe(HIDInterfaceInfo->Config.DataOUTPipeNumber, EP_TYPE_INTERRUPT, PIPE_TOKEN_OUT,
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EndpointData->EndpointAddress, EndpointData->EndpointSize, PIPE_BANK_SINGLE);
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FoundEndpoints |= (1 << HID_FOUND_DATAPIPE_OUT);
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}
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}
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return HID_ENUMERROR_NoError;
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}
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static uint8_t DComp_HID_Host_NextHIDInterface(void* 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 == HID_INTERFACE_CLASS)
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return DESCRIPTOR_SEARCH_Found;
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}
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return DESCRIPTOR_SEARCH_NotFound;
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}
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static uint8_t DComp_HID_Host_NextInterfaceHIDDataEndpoint(void* 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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if (!(Pipe_IsEndpointBound(CurrentEndpoint->EndpointAddress)))
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return DESCRIPTOR_SEARCH_Found;
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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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void HID_Host_USBTask(USB_ClassInfo_HID_Host_t* HIDInterfaceInfo)
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{
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}
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#endif
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@ -54,8 +54,63 @@
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#endif
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/* Public Interface - May be used in end-application: */
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/* Type Defines: */
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/** Class state structure. An instance of this structure should be made within the user application,
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* and passed to each of the HID class driver functions as the HIDInterfaceInfo parameter. This
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* stores each HID interface's configuration and state information.
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*/
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typedef struct
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{
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const struct
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{
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uint8_t DataINPipeNumber; /**< Pipe number of the HID interface's IN data pipe */
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uint8_t DataOUTPipeNumber; /**< Pipe number of the HID interface's OUT data pipe */
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bool MatchInterfaceProtocol;
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uint8_t HIDInterfaceProtocol;
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} Config; /**< Config data for the USB class interface within the device. All elements in this section
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* <b>must</b> be set or the interface will fail to enumerate and operate correctly.
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*/
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struct
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{
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uint16_t DataINPipeSize; /**< Size in bytes of the HID interface's IN data pipe */
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uint16_t DataOUTPipeSize; /**< Size in bytes of the HID interface's OUT data pipe */
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} State; /**< State data for the USB class interface within the device. All elements in this section
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* <b>may</b> be set to initial values, but may also be ignored to default to sane values when
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* the interface is enumerated.
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*/
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} USB_ClassInfo_HID_Host_t;
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/* Enums: */
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enum
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{
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HID_ENUMERROR_NoError = 0, /**< Configuration Descriptor was processed successfully */
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HID_ENUMERROR_ControlError = 1, /**< A control request to the device failed to complete successfully */
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HID_ENUMERROR_DescriptorTooLarge = 2, /**< The device's Configuration Descriptor is too large to process */
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HID_ENUMERROR_InvalidConfigDataReturned = 3, /**< The device returned an invalid Configuration Descriptor */
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HID_ENUMERROR_NoHIDInterfaceFound = 4, /**< A compatible HID interface was not found in the device's Configuration Descriptor */
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HID_ENUMERROR_EndpointsNotFound = 5, /**< Compatible HID endpoints were not found in the device's CDC interface */
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} CDCHost_EnumerationFailure_ErrorCodes_t;
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/* Function Prototypes: */
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void HID_Host_USBTask(USB_ClassInfo_HID_Host_t* HIDInterfaceInfo);
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uint8_t HID_Host_ConfigurePipes(USB_ClassInfo_HID_Host_t* HIDInterfaceInfo, uint16_t MaxConfigBufferSize);
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/* Private Interface - For use in library only: */
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#if !defined(__DOXYGEN__)
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/* Macros: */
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#define HID_INTERFACE_CLASS 0x03
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#define HID_FOUND_DATAPIPE_IN (1 << 0)
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#define HID_FOUND_DATAPIPE_OUT (1 << 1)
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/* Function Prototypes: */
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#if defined(INCLUDE_FROM_HID_CLASS_HOST_C)
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static uint8_t DComp_HID_Host_NextHIDInterface(void* CurrentDescriptor);
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static uint8_t DComp_HID_Host_NextInterfaceHIDDataEndpoint(void* CurrentDescriptor);
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#endif
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#endif
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/* Disable C linkage for C++ Compilers: */
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#if defined(__cplusplus)
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}
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