X-Git-Url: http://git.linex4red.de/pub/USBasp.git/blobdiff_plain/64e5c4084f862267d96b0947f462de7058f3dc4c..fc31973daffea3506051ce51a5f79383ce0867d6:/LUFA/Drivers/USB/LowLevel/DevChapter9.c

diff --git a/LUFA/Drivers/USB/LowLevel/DevChapter9.c b/LUFA/Drivers/USB/LowLevel/DevChapter9.c
index bb6104fec..b7f811b5e 100644
--- a/LUFA/Drivers/USB/LowLevel/DevChapter9.c
+++ b/LUFA/Drivers/USB/LowLevel/DevChapter9.c
@@ -1,21 +1,21 @@
 /*
              LUFA Library
-     Copyright (C) Dean Camera, 2009.
+     Copyright (C) Dean Camera, 2010.
               
   dean [at] fourwalledcubicle [dot] com
       www.fourwalledcubicle.com
 */
 
 /*
-  Copyright 2009  Dean Camera (dean [at] fourwalledcubicle [dot] com)
-
-  Permission to use, copy, modify, and distribute this software
-  and its documentation for any purpose and without fee is hereby
-  granted, provided that the above copyright notice appear in all
-  copies and that both that the copyright notice and this
-  permission notice and warranty disclaimer appear in supporting
-  documentation, and that the name of the author not be used in
-  advertising or publicity pertaining to distribution of the
+  Copyright 2010  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
+  without fee, provided that the above copyright notice appear in 
+  all copies and that both that the copyright notice and this
+  permission notice and warranty disclaimer appear in supporting 
+  documentation, and that the name of the author not be used in 
+  advertising or publicity pertaining to distribution of the 
   software without specific, written prior permission.
 
   The author disclaim all warranties with regard to this
@@ -28,16 +28,23 @@
   this software.
 */
 
+#define  __INCLUDE_FROM_USB_DRIVER
 #include "../HighLevel/USBMode.h"
 
 #if defined(USB_CAN_BE_DEVICE)
 
-#define  INCLUDE_FROM_DEVCHAPTER9_C
+#define  __INCLUDE_FROM_DEVCHAPTER9_C
 #include "DevChapter9.h"
 
 uint8_t USB_ConfigurationNumber;
-bool    USB_RemoteWakeupEnabled;
+
+#if !defined(NO_DEVICE_SELF_POWER)
 bool    USB_CurrentlySelfPowered;
+#endif
+
+#if !defined(NO_DEVICE_REMOTE_WAKEUP)
+bool    USB_RemoteWakeupEnabled;
+#endif
 
 void USB_Device_ProcessControlRequest(void)
 {
@@ -129,22 +136,30 @@ static void USB_Device_SetAddress(void)
 		  return;
 	}
 
-	UDADDR = ((1 << ADDEN) | DeviceAddress);
+	USB_DeviceState = (DeviceAddress) ? DEVICE_STATE_Addressed : DEVICE_STATE_Default;
 
-	if (DeviceAddress)
-	  USB_DeviceState = DEVICE_STATE_Addressed;
+	UDADDR = ((1 << ADDEN) | DeviceAddress);
 
 	return;
 }
 
 static void USB_Device_SetConfiguration(void)
 {
+	if (USB_DeviceState != DEVICE_STATE_Addressed)
+	  return;
+	
 #if defined(FIXED_NUM_CONFIGURATIONS)
 	if ((uint8_t)USB_ControlRequest.wValue > FIXED_NUM_CONFIGURATIONS)
 	  return;
 #else
-	#if !defined(USE_FLASH_DESCRIPTORS) && !defined(USE_EEPROM_DESCRIPTORS) && !defined(USE_RAM_DESCRIPTORS)
-	uint8_t MemoryAddressSpace;
+	#if defined(USE_FLASH_DESCRIPTORS)
+		#define MemoryAddressSpace  MEMSPACE_FLASH
+	#elif defined(USE_EEPROM_DESCRIPTORS)
+		#define MemoryAddressSpace  MEMSPACE_EEPROM
+	#elif defined(USE_SRAM_DESCRIPTORS)
+		#define MemoryAddressSpace  MEMSPACE_SRAM
+	#else
+		uint8_t MemoryAddressSpace;
 	#endif
 	
 	USB_Descriptor_Device_t* DevDescriptorPtr;
@@ -158,16 +173,6 @@ static void USB_Device_SetConfiguration(void)
 		return;
 	}
 	
-	#if defined(USE_RAM_DESCRIPTORS)
-	if ((uint8_t)USB_ControlRequest.wValue > DevDescriptorPtr->NumberOfConfigurations)
-	  return;
-	#elif defined (USE_EEPROM_DESCRIPTORS)
-	if ((uint8_t)USB_ControlRequest.wValue > eeprom_read_byte(&DevDescriptorPtr->NumberOfConfigurations))
-	  return;
-	#elif defined (USE_FLASH_DESCRIPTORS)
-	if ((uint8_t)USB_ControlRequest.wValue > pgm_read_byte(&DevDescriptorPtr->NumberOfConfigurations))
-	  return;
-	#else
 	if (MemoryAddressSpace == MEMSPACE_FLASH)
 	{
 		if (((uint8_t)USB_ControlRequest.wValue > pgm_read_byte(&DevDescriptorPtr->NumberOfConfigurations)))
@@ -183,7 +188,6 @@ static void USB_Device_SetConfiguration(void)
 		if ((uint8_t)USB_ControlRequest.wValue > DevDescriptorPtr->NumberOfConfigurations)
 		  return;
 	}
-	#endif
 #endif
 	
 	Endpoint_ClearSETUP();
@@ -192,10 +196,7 @@ static void USB_Device_SetConfiguration(void)
 
 	Endpoint_ClearStatusStage();
 
-	if (USB_ConfigurationNumber)
-	  USB_DeviceState = DEVICE_STATE_Configured;
-	else
-	  USB_DeviceState = DEVICE_STATE_Addressed;
+	USB_DeviceState = (USB_ConfigurationNumber) ? DEVICE_STATE_Configured : DEVICE_STATE_Addressed;
 
 	EVENT_USB_Device_ConfigurationChanged();
 }
@@ -225,22 +226,25 @@ static void USB_Device_GetInternalSerialDescriptor(void)
 		int16_t                 UnicodeString[20];
 	} SignatureDescriptor;
 
-	SignatureDescriptor.Header.Size  = sizeof(SignatureDescriptor);
-	SignatureDescriptor.Header.Type  = DTYPE_String;
+	SignatureDescriptor.Header.Type = DTYPE_String;
+	SignatureDescriptor.Header.Size = sizeof(SignatureDescriptor);
 	
-	uint8_t  SigReadAddress = 0x0E;
+	uint8_t SigReadAddress = 0x0E;
 
-	for (uint8_t SerialCharNum = 0; SerialCharNum < 20; SerialCharNum++)
+	ATOMIC_BLOCK(ATOMIC_RESTORESTATE)
 	{
-		uint8_t SerialByte = boot_signature_byte_get(SigReadAddress);
-		
-		if (SerialCharNum & 0x01)
+		for (uint8_t SerialCharNum = 0; SerialCharNum < 20; SerialCharNum++)
 		{
-			SerialByte >>= 4;
-			SigReadAddress++;
+			uint8_t SerialByte = boot_signature_byte_get(SigReadAddress);
+			
+			if (SerialCharNum & 0x01)
+			{
+				SerialByte >>= 4;
+				SigReadAddress++;
+			}
+			
+			SignatureDescriptor.UnicodeString[SerialCharNum] = USB_Device_NibbleToASCII(SerialByte);
 		}
-		
-		SignatureDescriptor.UnicodeString[SerialCharNum] = USB_Device_NibbleToASCII(SerialByte);
 	}
 	
 	Endpoint_ClearSETUP();
@@ -304,17 +308,22 @@ static void USB_Device_GetStatus(void)
 
 	switch (USB_ControlRequest.bmRequestType)
 	{
+#if !defined(NO_DEVICE_SELF_POWER) || !defined(NO_DEVICE_REMOTE_WAKEUP)	
 		case (REQDIR_DEVICETOHOST | REQTYPE_STANDARD | REQREC_DEVICE):
+	#if !defined(NO_DEVICE_SELF_POWER)
 			if (USB_CurrentlySelfPowered)
 			  CurrentStatus |= FEATURE_SELFPOWERED_ENABLED;
-			
+	#endif
+
+	#if !defined(NO_DEVICE_REMOTE_WAKEUP)			
 			if (USB_RemoteWakeupEnabled)
 			  CurrentStatus |= FEATURE_REMOTE_WAKEUP_ENABLED;
-			
+	#endif
 			break;
+#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();
 
@@ -335,9 +344,10 @@ static void USB_Device_GetStatus(void)
 }
 
 static void USB_Device_ClearSetFeature(void)
-{	
+{
 	switch (USB_ControlRequest.bmRequestType & CONTROL_REQTYPE_RECIPIENT)
 	{
+#if !defined(NO_DEVICE_REMOTE_WAKEUP)			
 		case REQREC_DEVICE:
 			if ((uint8_t)USB_ControlRequest.wValue == FEATURE_REMOTE_WAKEUP)
 			  USB_RemoteWakeupEnabled = (USB_ControlRequest.bRequest == REQ_SetFeature);
@@ -345,6 +355,7 @@ static void USB_Device_ClearSetFeature(void)
 			  return;
 			
 			break;			
+#endif
 #if !defined(CONTROL_ONLY_DEVICE)
 		case REQREC_ENDPOINT:
 			if ((uint8_t)USB_ControlRequest.wValue == FEATURE_ENDPOINT_HALT)
@@ -356,23 +367,25 @@ static void USB_Device_ClearSetFeature(void)
 
 				Endpoint_SelectEndpoint(EndpointIndex);
 
-				if (Endpoint_IsEnabled())
-				{				
-					if (USB_ControlRequest.bRequest == REQ_ClearFeature)
-					{
-						Endpoint_ClearStall();
-						Endpoint_ResetFIFO(EndpointIndex);
-						Endpoint_ResetDataToggle();
-					}
-					else
-					{
-						Endpoint_StallTransaction();
-					}
+				if (!(Endpoint_IsEnabled()))
+				  return;
+
+				if (USB_ControlRequest.bRequest == REQ_SetFeature)
+				{
+					Endpoint_StallTransaction();
+				}
+				else
+				{
+					Endpoint_ClearStall();
+					Endpoint_ResetFIFO(EndpointIndex);
+					Endpoint_ResetDataToggle();
 				}
 			}
 			
 			break;
 #endif
+		default:
+			return;
 	}
 
 	Endpoint_SelectEndpoint(ENDPOINT_CONTROLEP);