Added support for the Dataflash mounted on the XPLAIN board. Added new XPLAIN_REV1...
[pub/USBasp.git] / Demos / Host / LowLevel / CDCHost / ConfigDescriptor.c
index a3e6b77..42636ee 100644 (file)
 uint8_t ProcessConfigurationDescriptor(void)\r
 {\r
        uint8_t  ConfigDescriptorData[512];\r
-       uint8_t* CurrConfigLocation = ConfigDescriptorData;\r
+       void*    CurrConfigLocation = ConfigDescriptorData;\r
        uint16_t CurrConfigBytesRem;\r
        uint8_t  FoundEndpoints = 0;\r
 \r
        /* Retrieve the entire configuration descriptor into the allocated buffer */\r
-       switch (USB_GetDeviceConfigDescriptor(1, &CurrConfigBytesRem, ConfigDescriptorData, sizeof(ConfigDescriptorData)))\r
+       switch (USB_Host_GetDeviceConfigDescriptor(1, &CurrConfigBytesRem, ConfigDescriptorData, sizeof(ConfigDescriptorData)))\r
        {\r
                case HOST_GETCONFIG_Successful:\r
                        break;\r
@@ -145,6 +145,10 @@ uint8_t ProcessConfigurationDescriptor(void)
                        /* Check if the endpoint is a bulk IN or bulk OUT endpoint */\r
                        if (EndpointData->EndpointAddress & ENDPOINT_DESCRIPTOR_DIR_IN)\r
                        {\r
+                               /* Kill the configured OUT pipe if the data endpoints are bidirectional */\r
+                               if (Pipe_IsEndpointBound(EndpointData->EndpointAddress))\r
+                                 Pipe_DisablePipe();\r
+\r
                                /* Configure the data IN pipe */\r
                                Pipe_ConfigurePipe(CDC_DATAPIPE_IN, EP_TYPE_BULK, PIPE_TOKEN_IN,\r
                                                                   EndpointData->EndpointAddress, EndpointData->EndpointSize, PIPE_BANK_SINGLE);\r
@@ -154,9 +158,13 @@ uint8_t ProcessConfigurationDescriptor(void)
                        }\r
                        else\r
                        {\r
-                               /* Configure the data OUT pipe */\r
-                               Pipe_ConfigurePipe(CDC_DATAPIPE_OUT, EP_TYPE_BULK, PIPE_TOKEN_OUT,\r
-                                                                  EndpointData->EndpointAddress, EndpointData->EndpointSize, PIPE_BANK_SINGLE);\r
+                               /* Only configure the OUT data pipe if the data endpoints haev not shown to be bidirectional */\r
+                               if (!(Pipe_IsEndpointBound(EndpointData->EndpointAddress)))\r
+                               {\r
+                                       /* Configure the data OUT pipe */\r
+                                       Pipe_ConfigurePipe(CDC_DATAPIPE_OUT, EP_TYPE_BULK, PIPE_TOKEN_OUT,\r
+                                                                          EndpointData->EndpointAddress, EndpointData->EndpointSize, PIPE_BANK_SINGLE);\r
+                               }\r
                                \r
                                /* Set the flag indicating that the data OUT pipe has been found */\r
                                FoundEndpoints |= (1 << CDC_DATAPIPE_OUT);\r