Small tweaks to ConfigDescriptor.c/.h to ensure pointers use the correct type, and to remove const attribute from the descriptor comparator callback function pointer type define, and into the function prototype instead.

Bootloaders/CDC/makefile

@@ -85,7 +85,9 @@ F_CPU = 8000000
 F_CLOCK = $(F_CPU)
 
 
-# Starting byte address of the bootloader
+# Starting byte address of the bootloader, as a byte address. Note that the address given
+# in the AVRStudio fuse programming dialogue uses word addresses, which will have to be
+# doubled to obtain the starting byte address of the bootloader section.
 BOOT_START = 0x1E000
 
 

Bootloaders/DFU/makefile

@@ -85,7 +85,9 @@ F_CPU = 8000000
 F_CLOCK = $(F_CPU)
 
 
-# Starting byte address of the bootloader
+# Starting byte address of the bootloader, as a byte address. Note that the address given
+# in the AVRStudio fuse programming dialogue uses word addresses, which will have to be
+# doubled to obtain the starting byte address of the bootloader section.
 BOOT_START = 0x1E000
 
 

LUFA/Drivers/USB/HighLevel/ConfigDescriptor.c

@@ -114,17 +114,17 @@ void USB_GetNextDescriptorOfTypeAfter(uint16_t* const BytesRem,
 	  USB_GetNextDescriptorOfType(BytesRem, CurrConfigLoc, Type);
 }
 			
-uint8_t USB_GetNextDescriptorComp(uint16_t* BytesRem, void** CurrConfigLoc, ConfigComparatorPtr_t ComparatorRoutine)
+uint8_t USB_GetNextDescriptorComp(uint16_t* BytesRem, void** CurrConfigLoc, ConfigComparatorPtr_t const ComparatorRoutine)
 {
 	uint8_t ErrorCode;
 		
 	while (*BytesRem)
 	{
-		uint8_t*  PrevDescLoc  = *CurrConfigLoc;
-		uint16_t  PrevBytesRem = *BytesRem;
+		void*    PrevDescLoc  = *CurrConfigLoc;
+		uint16_t PrevBytesRem = *BytesRem;
 
 		USB_GetNextDescriptor(BytesRem, CurrConfigLoc);
-
+				
 		if ((ErrorCode = ComparatorRoutine(*CurrConfigLoc)) != DESCRIPTOR_SEARCH_NotFound)
 		{
 			if (ErrorCode == DESCRIPTOR_SEARCH_Fail)

LUFA/Drivers/USB/HighLevel/ConfigDescriptor.h

@@ -118,7 +118,7 @@
 			 *
 			 *  \see \ref USB_GetNextDescriptorComp function for more details
 			 */
-			typedef uint8_t (* const ConfigComparatorPtr_t)(void*);
+			typedef uint8_t (* ConfigComparatorPtr_t)(void*);
 
 		/* Function Prototypes: */
 			/** Searches for the next descriptor in the given configuration descriptor using a premade comparator
@@ -161,7 +161,7 @@
 			 *  }
 			 *  \endcode
 			 */
-			uint8_t USB_GetNextDescriptorComp(uint16_t* BytesRem, void** CurrConfigLoc, ConfigComparatorPtr_t ComparatorRoutine);
+			uint8_t USB_GetNextDescriptorComp(uint16_t* BytesRem, void** CurrConfigLoc, ConfigComparatorPtr_t const ComparatorRoutine);
 			
 		/* Enums: */
 			/** Enum for the possible return codes of the \ref USB_Host_GetDeviceConfigDescriptor() function. */
@@ -264,11 +264,9 @@
 			 * \param[in,out] BytesRem       Pointer to the number of bytes remaining of the configuration descriptor
 			 * \param[in,out] CurrConfigLoc  Pointer to the current descriptor inside the configuration descriptor
 			 */
-			static inline void USB_GetNextDescriptor(uint16_t* const BytesRem,
-			                                         void** const CurrConfigLoc) 
+			static inline void USB_GetNextDescriptor(uint16_t* const BytesRem, void** CurrConfigLoc) 
 			                                         ATTR_NON_NULL_PTR_ARG(1) ATTR_NON_NULL_PTR_ARG(2);									  
-			static inline void USB_GetNextDescriptor(uint16_t* const BytesRem,
-			                                         void** const CurrConfigLoc)
+			static inline void USB_GetNextDescriptor(uint16_t* const BytesRem, void** CurrConfigLoc)
 			{
 				uint16_t CurrDescriptorSize = DESCRIPTOR_CAST(*CurrConfigLoc, USB_Descriptor_Header_t).Size;