Minor correction to MagStripe demo to fix build problems.

[pub/USBasp.git] / LUFA / Drivers / USB / LowLevel / DevChapter9.c

diff --git a/LUFA/Drivers/USB/LowLevel/DevChapter9.c b/LUFA/Drivers/USB/LowLevel/DevChapter9.c
index 8f53105..feaabce 100644 (file)
--- a/LUFA/Drivers/USB/LowLevel/DevChapter9.c
+++ b/LUFA/Drivers/USB/LowLevel/DevChapter9.c
@@ -137,7 +137,7 @@ static void USB_Device_SetConfiguration(void)
 #else\r
        USB_Descriptor_Device_t* DevDescriptorPtr;\r
 \r
-       if ((USB_GetDescriptor((DTYPE_Device << 8), 0, (void*)&DevDescriptorPtr) == NO_DESCRIPTOR) ||\r
+       if ((CALLBACK_USB_GetDescriptor((DTYPE_Device << 8), 0, (void*)&DevDescriptorPtr) == NO_DESCRIPTOR) ||\r
        #if defined(USE_RAM_DESCRIPTORS)\r
            ((uint8_t)USB_ControlRequest.wValue > DevDescriptorPtr->NumberOfConfigurations))\r
        #elif defined (USE_EEPROM_DESCRIPTORS)\r
@@ -179,11 +179,66 @@ static void USB_Device_GetDescriptor(void)
        void*    DescriptorPointer;\r
        uint16_t DescriptorSize;\r
        \r
-       if ((DescriptorSize = USB_GetDescriptor(USB_ControlRequest.wValue, USB_ControlRequest.wIndex, &DescriptorPointer)) == NO_DESCRIPTOR)\r
-         return;\r
+       #if !defined(NO_INTERNAL_SERIAL) && (defined(USB_SERIES_6_AVR) || defined(USB_SERIES_7_AVR))\r
+       if (USB_ControlRequest.wValue == ((DTYPE_String << 8) | USE_INTERNAL_SERIAL))\r
+       {\r
+               struct\r
+               {\r
+                       USB_Descriptor_Header_t Header;\r
+                       int16_t                 UnicodeString[12];\r
+               } SignatureDescriptor;\r
+\r
+               #if defined(USE_NONSTANDARD_DESCRIPTOR_NAMES)\r
+                       SignatureDescriptor.Header.Size            = sizeof(SignatureDescriptor);\r
+                       SignatureDescriptor.Header.Type            = DTYPE_String;\r
+               #else\r
+                       SignatureDescriptor.Header.bLength         = sizeof(SignatureDescriptor);\r
+                       SignatureDescriptor.Header.bDescriptorType = DTYPE_String;\r
+               #endif\r
+               \r
+               uint8_t  SigReadAddress  = 0x0E;                \r
+               bool     OddRead         = false;\r
+\r
+               for (uint8_t SerialCharNum = 0; SerialCharNum < 12; SerialCharNum++)\r
+               {\r
+                       uint8_t SerialByte = boot_signature_byte_get(SigReadAddress);\r
+                       \r
+                       if (OddRead)\r
+                       {\r
+                               SerialByte >>= 4;\r
+                               SigReadAddress++;\r
+                       }\r
+                       else\r
+                       {\r
+                               SerialByte &= 0x0F;\r
+                       }\r
+                       \r
+                       OddRead = !(OddRead);\r
+\r
+                       if (SerialByte < 0x0A)\r
+                         SerialByte += '0';\r
+                       else\r
+                         SerialByte += ('A' - 0x0A);\r
+\r
+                       SignatureDescriptor.UnicodeString[SerialCharNum] = SerialByte;\r
+               }\r
+               \r
+               Endpoint_ClearSETUP();\r
+               Endpoint_Write_Control_Stream_LE(&SignatureDescriptor, sizeof(SignatureDescriptor));\r
+               Endpoint_ClearOUT();\r
+\r
+               return;\r
+       }\r
+       #endif\r
        \r
-       Endpoint_ClearSETUP();\r
+       if ((DescriptorSize = CALLBACK_USB_GetDescriptor(USB_ControlRequest.wValue, USB_ControlRequest.wIndex,\r
+                                                        &DescriptorPointer)) == NO_DESCRIPTOR)\r
+       {\r
+               return;\r
+       }\r
        \r
+       Endpoint_ClearSETUP();\r
+\r
        #if defined(USE_RAM_DESCRIPTORS)\r
        Endpoint_Write_Control_Stream_LE(DescriptorPointer, DescriptorSize);\r
        #else\r
@@ -206,7 +261,7 @@ static void USB_Device_GetDescriptor(void)
                while (USB_ControlRequest.wLength && (Endpoint_BytesInEndpoint() < USB_ControlEndpointSize))\r
                {\r
                        #if defined (USE_EEPROM_DESCRIPTORS)\r
-                       Endpoint_Write_Byte(eeprom_read_byte(DescriptorPointer++));                     \r
+                       Endpoint_Write_Byte(eeprom_read_byte(DescriptorPointer++));             \r
                        #else\r
                        Endpoint_Write_Byte(pgm_read_byte(DescriptorPointer++));\r
                        #endif\r