X-Git-Url: http://git.linex4red.de/pub/USBasp.git/blobdiff_plain/5833b27f80f4b6b10f5765468f5863e57b97a65a..5cae54154506176d64a581c5b3d9550c901b570c:/Projects/AVRISP-MKII/AVRISPDescriptors.c?ds=sidebyside

diff --git a/Projects/AVRISP-MKII/AVRISPDescriptors.c b/Projects/AVRISP-MKII/AVRISPDescriptors.c
index f3381e121..c185cb9f4 100644
--- a/Projects/AVRISP-MKII/AVRISPDescriptors.c
+++ b/Projects/AVRISP-MKII/AVRISPDescriptors.c
@@ -1,13 +1,13 @@
 /*
              LUFA Library
-     Copyright (C) Dean Camera, 2012.
+     Copyright (C) Dean Camera, 2013.
 
   dean [at] fourwalledcubicle [dot] com
            www.lufa-lib.org
 */
 
 /*
-  Copyright 2012  Dean Camera (dean [at] fourwalledcubicle [dot] com)
+  Copyright 2013  Dean Camera (dean [at] fourwalledcubicle [dot] com)
 
   Permission to use, copy, modify, distribute, and sell this
   software and its documentation for any purpose is hereby granted
@@ -18,7 +18,7 @@
   advertising or publicity pertaining to distribution of the
   software without specific, written prior permission.
 
-  The author disclaim all warranties with regard to this
+  The author disclaims all warranties with regard to this
   software, including all implied warranties of merchantability
   and fitness.  In no event shall the author be liable for any
   special, indirect or consequential damages or any damages
@@ -38,11 +38,12 @@
 #include "AVRISPDescriptors.h"
 
 #if defined(RESET_TOGGLES_LIBUSB_COMPAT) || defined(__DOXYGEN__)
+	/** Indicates if an external reset has occurred and the compatibility mode needs to be altered */
 	static bool AVRISP_NeedCompatibilitySwitch ATTR_NO_INIT;
 
 	/** Current AVRISP data IN endpoint address. */
 	uint8_t AVRISP_CurrDataINEndpointAddress;
-	
+
 	/** Saved AVRISP data IN endpoint address in EEPROM. */
 	uint8_t AVRISP_CurrDataINEndpointAddress_EEPROM EEMEM;
 #endif
@@ -67,9 +68,9 @@ const USB_Descriptor_Device_t PROGMEM AVRISP_DeviceDescriptor =
 	.ProductID              = 0x2104,
 	.ReleaseNumber          = VERSION_BCD(02.00),
 
-	.ManufacturerStrIndex   = 0x01,
-	.ProductStrIndex        = 0x02,
-	.SerialNumStrIndex      = 0x03,
+	.ManufacturerStrIndex   = AVRISP_STRING_ID_Manufacturer,
+	.ProductStrIndex        = AVRISP_STRING_ID_Product,
+	.SerialNumStrIndex      = AVRISP_STRING_ID_Serial,
 
 	.NumberOfConfigurations = FIXED_NUM_CONFIGURATIONS
 };
@@ -100,7 +101,7 @@ AVRISP_USB_Descriptor_Configuration_t AVRISP_ConfigurationDescriptor =
 		{
 			.Header                 = {.Size = sizeof(USB_Descriptor_Interface_t), .Type = DTYPE_Interface},
 
-			.InterfaceNumber        = 0,
+			.InterfaceNumber        = INTERFACE_ID_AVRISP,
 			.AlternateSetting       = 0,
 
 			.TotalEndpoints         = 2,
@@ -173,10 +174,10 @@ const USB_Descriptor_String_t PROGMEM AVRISP_ProductString =
 /** Serial number string. This is a Unicode string containing the device's unique serial number, expressed as a
  *  series of uppercase hexadecimal digits.
  */
-const USB_Descriptor_String_t PROGMEM AVRISP_SerialString =
+USB_Descriptor_String_t AVRISP_SerialString =
 {
 	.Header                 = {.Size = USB_STRING_LEN(13), .Type = DTYPE_String},
-	
+
 	.UnicodeString          = L"000200012345\0" // Note: Real AVRISP-MKII has the embedded NUL byte, bug in firmware?
 };
 
@@ -198,7 +199,7 @@ uint16_t AVRISP_GetDescriptor(const uint16_t wValue,
 	uint16_t    Size    = NO_DESCRIPTOR;
 
 	*DescriptorMemorySpace = MEMSPACE_FLASH;
-	
+
 	switch (DescriptorType)
 	{
 		case DTYPE_Device:
@@ -207,7 +208,8 @@ uint16_t AVRISP_GetDescriptor(const uint16_t wValue,
 			break;
 		case DTYPE_Configuration:
 			*DescriptorMemorySpace = MEMSPACE_RAM;
-			#if defined(RESET_TOGGLES_LIBUSB_COMPAT)			
+			#if defined(RESET_TOGGLES_LIBUSB_COMPAT)
+				/* Update the configuration descriptor with the current endpoint address */
 				AVRISP_ConfigurationDescriptor.AVRISP_DataInEndpoint.EndpointAddress = AVRISP_CurrDataINEndpointAddress;
 			#endif
 
@@ -217,21 +219,26 @@ uint16_t AVRISP_GetDescriptor(const uint16_t wValue,
 		case DTYPE_String:
 			switch (DescriptorNumber)
 			{
-				case 0x00:
+				case AVRISP_STRING_ID_Language:
 					Address = &AVRISP_LanguageString;
 					Size    = pgm_read_byte(&AVRISP_LanguageString.Header.Size);
 					break;
-				case 0x01:
+				case AVRISP_STRING_ID_Manufacturer:
 					Address = &AVRISP_ManufacturerString;
 					Size    = pgm_read_byte(&AVRISP_ManufacturerString.Header.Size);
 					break;
-				case 0x02:
+				case AVRISP_STRING_ID_Product:
 					Address = &AVRISP_ProductString;
 					Size    = pgm_read_byte(&AVRISP_ProductString.Header.Size);
 					break;
-				case 0x03:
+				case AVRISP_STRING_ID_Serial:
 					Address = &AVRISP_SerialString;
-					Size    = pgm_read_byte(&AVRISP_SerialString.Header.Size);
+					Size    = AVRISP_SerialString.Header.Size;
+
+					/* Update serial number to have a different serial based on the current endpoint address */
+					((uint16_t*)&AVRISP_SerialString.UnicodeString)[6] = cpu_to_le16('0' + (AVRISP_DATA_IN_EPADDR & ENDPOINT_EPNUM_MASK));
+
+					*DescriptorMemorySpace = MEMSPACE_RAM;
 					break;
 			}
 
@@ -252,8 +259,8 @@ uint16_t AVRISP_GetDescriptor(const uint16_t wValue,
  *  change.
  */
 void CheckExternalReset(void)
-{	
-	/* If an external reset occured, we need to change compatibility mode */
+{
+	/* If an external reset occurred, we need to change compatibility mode */
 	AVRISP_NeedCompatibilitySwitch = (MCUSR == (1 << EXTRF));
 
 	MCUSR = 0;
@@ -270,7 +277,7 @@ void UpdateCurrentCompatibilityMode(void)
 {
 	/* Load the current IN endpoint address stored in EEPROM */
 	AVRISP_CurrDataINEndpointAddress = eeprom_read_byte(&AVRISP_CurrDataINEndpointAddress_EEPROM);
-	
+
 	/* Check if we need to switch compatibility modes */
 	if (AVRISP_NeedCompatibilitySwitch)
 	{
@@ -296,7 +303,7 @@ void UpdateCurrentCompatibilityMode(void)
 			{
 				LEDs_ToggleLEDs(LEDS_ALL_LEDS);
 				Delay_MS(100);
-			}		
+			}
 			break;
 		case AVRISP_DATA_IN_EPADDR_LIBUSB:
 			/* Five flashes for libUSB compatibility mode */
@@ -307,5 +314,7 @@ void UpdateCurrentCompatibilityMode(void)
 			}
 			break;
 	}
+
+	Delay_MS(500);
 }
 #endif