Fixed Set/Clear Feature requests directed to a non-configured endpoint not returning a stall to the host.

Make TeensyHID bootloader use an 8 byte control endpoint to match the official Teensy, just in case Paul decides to authenticate on that attribute in the future.

Bootloaders/TeensyHID/makefile

@@ -110,7 +110,7 @@ LUFA_PATH = ../..
 # LUFA library compile-time options
 LUFA_OPTS  = -D USB_DEVICE_ONLY
 LUFA_OPTS += -D DEVICE_STATE_AS_GPIOR=0
-LUFA_OPTS += -D FIXED_CONTROL_ENDPOINT_SIZE=64
+LUFA_OPTS += -D FIXED_CONTROL_ENDPOINT_SIZE=8
 LUFA_OPTS += -D FIXED_NUM_CONFIGURATIONS=1
 LUFA_OPTS += -D USE_RAM_DESCRIPTORS
 LUFA_OPTS += -D USE_STATIC_OPTIONS="(USB_DEVICE_OPT_FULLSPEED | USB_OPT_REG_ENABLED | USB_OPT_AUTO_PLL)"

LUFA/Drivers/USB/LowLevel/DevChapter9.c

@@ -323,7 +323,7 @@ static void USB_Device_GetStatus(void)
 #endif
 #if !defined(CONTROL_ONLY_DEVICE)
 		case (REQDIR_DEVICETOHOST | REQTYPE_STANDARD | REQREC_ENDPOINT):
-			Endpoint_SelectEndpoint(USB_ControlRequest.wIndex & 0xFF);
+			Endpoint_SelectEndpoint((uint8_t)USB_ControlRequest.wIndex & ENDPOINT_EPNUM_MASK);
 
 			CurrentStatus = Endpoint_IsStalled();
 
@@ -367,18 +367,18 @@ static void USB_Device_ClearSetFeature(void)
 
 				Endpoint_SelectEndpoint(EndpointIndex);
 
-				if (Endpoint_IsEnabled())
+				if (!(Endpoint_IsEnabled()))
+				  return;
+
+				if (USB_ControlRequest.bRequest == REQ_SetFeature)
+				{
+					Endpoint_StallTransaction();
+				}
+				else
 				{
-					if (USB_ControlRequest.bRequest == REQ_SetFeature)
+					Endpoint_ClearStall();
-					{
+					Endpoint_ResetFIFO(EndpointIndex);
-						Endpoint_StallTransaction();
+					Endpoint_ResetDataToggle();
-					}
-					else
-					{
-						Endpoint_ClearStall();
-						Endpoint_ResetFIFO(EndpointIndex);
-						Endpoint_ResetDataToggle();
-					}					
 				}
 			}
 			

LUFA/Drivers/USB/LowLevel/Template/Template_Endpoint_Control_W.c

@@ -21,7 +21,7 @@ uint8_t TEMPLATE_FUNC_NAME (const void* Buffer, uint16_t Length)
 		  
 		if (Endpoint_IsINReady())
 		{
-			uint16_t BytesInEndpoint = Endpoint_BytesInEndpoint();
+			uint8_t BytesInEndpoint = Endpoint_BytesInEndpoint();
 		
 			while (Length && (BytesInEndpoint < USB_ControlEndpointSize))
 			{

LUFA/ManPages/ChangeLog.txt

@@ -41,6 +41,7 @@
   *  - Fixed Still Image Host class driver not resetting the transaction ID when a new session is opened, fixed driver not sending
   *    a valid session ID to the device
   *  - Removed invalid dfu and flip related targets from the bootloaders - bootloaders can only be replaced with an external programmer
+  *  - Fixed Set/Clear Feature requests directed to a non-configured endpoint not returning a stall to the host
   *
   *  \section Sec_ChangeLog100219 Version 100219
   *

Projects/LEDNotifier/makefile

@@ -60,7 +60,7 @@
 
 
 # MCU name
-MCU = at90usb646
+MCU = at90usb1287
 
 
 # Target board (see library "Board Types" documentation, NONE for projects not requiring