Merge commit '60b30c036397cb5627fa374bb930794b225daa29' as 'lib/lufa'

7 files changed, 1665 insertions, 0 deletions

diff --git a/lib/lufa/LUFA/Common/ArchitectureSpecific.h b/lib/lufa/LUFA/Common/ArchitectureSpecific.h
new file mode 100644
index 0000000000..28f2900b96
--- /dev/null
+++ b/lib/lufa/LUFA/Common/ArchitectureSpecific.h
@@ -0,0 +1,185 @@
+/*
+             LUFA Library
+     Copyright (C) Dean Camera, 2017.
+
+  dean [at] fourwalledcubicle [dot] com
+           www.lufa-lib.org
+*/
+
+/*
+  Copyright 2017  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 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
+  whatsoever resulting from loss of use, data or profits, whether
+  in an action of contract, negligence or other tortious action,
+  arising out of or in connection with the use or performance of
+  this software.
+*/
+
+/** \file
+ *  \brief Architecture specific definitions relating to specific processor architectures.
+ *
+ *  \copydetails Group_ArchitectureSpecific
+ *
+ *  \note Do not include this file directly, rather include the Common.h header file instead to gain this file's
+ *        functionality.
+ */
+
+/** \ingroup Group_Common
+ *  \defgroup Group_ArchitectureSpecific Architecture Specific Definitions
+ *  \brief Architecture specific definitions relating to specific processor architectures.
+ *
+ *  Architecture specific macros, functions and other definitions, which relate to specific architectures. This
+ *  definitions may or may not be available in some form on other architectures, and thus should be protected by
+ *  preprocessor checks in portable code to prevent compile errors.
+ *
+ *  @{
+ */
+
+#ifndef __LUFA_ARCHSPEC_H__
+#define __LUFA_ARCHSPEC_H__
+
+	/* Preprocessor Checks: */
+		#if !defined(__INCLUDE_FROM_COMMON_H)
+			#error Do not include this file directly. Include LUFA/Common/Common.h instead to gain this functionality.
+		#endif
+
+	/* Enable C linkage for C++ Compilers: */
+		#if defined(__cplusplus)
+			extern "C" {
+		#endif
+
+	/* Public Interface - May be used in end-application: */
+		/* Macros: */
+			#if (ARCH == ARCH_AVR8) || (ARCH == ARCH_XMEGA) || defined(__DOXYGEN__)
+				#if (ARCH == ARCH_AVR8) || defined(__DOXYGEN__)
+					/** Re-enables the AVR's JTAG bus in software, until a system reset. This will re-enable JTAG debugging
+					 *  interface after is has been disabled in software via \ref JTAG_DISABLE().
+					 *
+					 *  \note This macro is not available for all architectures.
+					 */
+					#define JTAG_ENABLE()               do {                                     \
+					                                        __asm__ __volatile__ (               \
+					                                        "in __tmp_reg__,__SREG__" "\n\t"     \
+					                                        "cli" "\n\t"                         \
+					                                        "out %1, %0" "\n\t"                  \
+					                                        "out __SREG__, __tmp_reg__" "\n\t"   \
+					                                        "out %1, %0" "\n\t"                  \
+					                                        :                                    \
+					                                        : "r" (MCUCR & ~(1 << JTD)),         \
+					                                          "M" (_SFR_IO_ADDR(MCUCR))          \
+					                                        : "r0");                             \
+					                                    } while (0)
+
+					/** Disables the AVR's JTAG bus in software, until a system reset. This will override the current JTAG
+					 *  status as set by the JTAGEN fuse, disabling JTAG debugging and reverting the JTAG pins back to GPIO
+					 *  mode.
+					 *
+					 *  \note This macro is not available for all architectures.
+					 */
+					#define JTAG_DISABLE()              do {                                     \
+					                                        __asm__ __volatile__ (               \
+					                                        "in __tmp_reg__,__SREG__" "\n\t"     \
+					                                        "cli" "\n\t"                         \
+					                                        "out %1, %0" "\n\t"                  \
+					                                        "out __SREG__, __tmp_reg__" "\n\t"   \
+					                                        "out %1, %0" "\n\t"                  \
+					                                        :                                    \
+					                                        : "r" (MCUCR | (1 << JTD)),          \
+					                                          "M" (_SFR_IO_ADDR(MCUCR))          \
+					                                        : "r0");                             \
+					                                    } while (0)
+				#endif
+
+				/** Defines a volatile \c NOP statement which cannot be optimized out by the compiler, and thus can always
+				 *  be set as a breakpoint in the resulting code. Useful for debugging purposes, where the optimizer
+				 *  removes/reorders code to the point where break points cannot reliably be set.
+				 *
+				 *  \note This macro is not available for all architectures.
+				 */
+				#define JTAG_DEBUG_POINT()              __asm__ __volatile__ ("nop" ::)
+
+				/** Defines an explicit JTAG break point in the resulting binary via the assembly \c BREAK statement. When
+				 *  a JTAG is used, this causes the program execution to halt when reached until manually resumed.
+				 *
+				 *  \note This macro is not available for all architectures.
+				 */
+				#define JTAG_DEBUG_BREAK()              __asm__ __volatile__ ("break" ::)
+
+				/** Macro for testing condition "x" and breaking via \ref JTAG_DEBUG_BREAK() if the condition is false.
+				 *
+				 *  \note This macro is not available for all architectures.
+				 *
+				 *  \param[in] Condition  Condition that will be evaluated.
+				*/
+				#define JTAG_ASSERT(Condition)          do {                       \
+				                                            if (!(Condition))      \
+				                                              JTAG_DEBUG_BREAK();  \
+				                                        } while (0)
+
+				/** Macro for testing condition \c "x" and writing debug data to the stdout stream if \c false. The stdout stream
+				 *  must be pre-initialized before this macro is run and linked to an output device, such as the microcontroller's
+				 *  USART peripheral.
+				 *
+				 *  The output takes the form "{FILENAME}: Function {FUNCTION NAME}, Line {LINE NUMBER}: Assertion {Condition} failed."
+				 *
+				 *  \note This macro is not available for all architectures.
+				 *
+				 *  \param[in] Condition  Condition that will be evaluated,
+				 */
+				#define STDOUT_ASSERT(Condition)        do {                                                           \
+				                                            if (!(Condition))                                          \
+				                                              printf_P(PSTR("%s: Function \"%s\", Line %d: "           \
+				                                                            "Assertion \"%s\" failed.\r\n"),           \
+				                                                            __FILE__, __func__, __LINE__, #Condition); \
+				                                        } while (0)
+
+				#if !defined(pgm_read_ptr) || defined(__DOXYGEN__)
+					/** Reads a pointer out of PROGMEM space on the AVR8 architecture. This is a wrapper for the avr-libc
+					 *  \c pgm_read_word() macro with a \c void* cast, so that its value can be assigned directly to a
+					 *  pointer variable or used in pointer arithmetic without further casting in C.
+					 *
+					 *  \note This macro is not available for all architectures.
+					 *
+					 *  \param[in] Address  Address of the pointer to read.
+					 *
+					 *  \return Pointer retrieved from PROGMEM space.
+					 */
+					#define pgm_read_ptr(Address)       (void*)pgm_read_word(Address)
+				#endif
+			#elif (ARCH == ARCH_UC3)
+				#define JTAG_DEBUG_POINT()              __asm__ __volatile__ ("nop" ::)
+				#define JTAG_DEBUG_BREAK()              __asm__ __volatile__ ("breakpoint" ::)
+				#define JTAG_ASSERT(Condition)          do {                                                    \
+				                                            if (!(Condition))                                   \
+				                                              JTAG_DEBUG_BREAK();                               \
+				                                        } while (0)
+				#define STDOUT_ASSERT(Condition)        do {                                                    \
+				                                            if (!(Condition))                                   \
+				                                              printf("%s: Function \"%s\", Line %d: "           \
+				                                                     "Assertion \"%s\" failed.\r\n",            \
+				                                                     __FILE__, __func__, __LINE__, #Condition); \
+				                                        } while (0)
+			#endif
+
+	/* Disable C linkage for C++ Compilers: */
+		#if defined(__cplusplus)
+			}
+		#endif
+
+#endif
+
+/** @} */
+
diff --git a/lib/lufa/LUFA/Common/Architectures.h b/lib/lufa/LUFA/Common/Architectures.h
new file mode 100644
index 0000000000..587367413e
--- /dev/null
+++ b/lib/lufa/LUFA/Common/Architectures.h
@@ -0,0 +1,84 @@
+/*
+             LUFA Library
+     Copyright (C) Dean Camera, 2017.
+
+  dean [at] fourwalledcubicle [dot] com
+           www.lufa-lib.org
+*/
+
+/*
+  Copyright 2017  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 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
+  whatsoever resulting from loss of use, data or profits, whether
+  in an action of contract, negligence or other tortious action,
+  arising out of or in connection with the use or performance of
+  this software.
+*/
+
+/** \file
+ *  \brief Supported library architecture defines.
+ *
+ *  \copydetails Group_Architectures
+ *
+ *  \note Do not include this file directly, rather include the Common.h header file instead to gain this file's
+ *        functionality.
+ */
+
+/** \ingroup Group_Common
+ *  \defgroup Group_Architectures Hardware Architectures
+ *  \brief Supported library architecture defines.
+ *
+ *  Architecture macros for selecting the desired target microcontroller architecture. One of these values should be
+ *  defined as the value of \c ARCH in the user project makefile via the \c -D compiler switch to GCC, to select the
+ *  target architecture.
+ *
+ *  The selected architecture should remain consistent with the makefile \c ARCH value, which is used to select the
+ *  underlying driver source files for each architecture.
+ *
+ *  @{
+ */
+
+#ifndef __LUFA_ARCHITECTURES_H__
+#define __LUFA_ARCHITECTURES_H__
+
+	/* Preprocessor Checks: */
+		#if !defined(__INCLUDE_FROM_COMMON_H)
+			#error Do not include this file directly. Include LUFA/Common/Common.h instead to gain this functionality.
+		#endif
+
+	/* Public Interface - May be used in end-application: */
+		/* Macros: */
+			/** Selects the Atmel 8-bit AVR (AT90USB* and ATMEGA*U* chips) architecture. */
+			#define ARCH_AVR8           0
+
+			/** Selects the Atmel 32-bit UC3 AVR (AT32UC3* chips) architecture. */
+			#define ARCH_UC3            1
+
+			/** Selects the Atmel XMEGA AVR (ATXMEGA* chips) architecture. */
+			#define ARCH_XMEGA          2
+
+			#if !defined(__DOXYGEN__)
+				#define ARCH_           ARCH_AVR8
+
+				#if !defined(ARCH)
+					#define ARCH        ARCH_AVR8
+				#endif
+			#endif
+
+#endif
+
+/** @} */
+
diff --git a/lib/lufa/LUFA/Common/Attributes.h b/lib/lufa/LUFA/Common/Attributes.h
new file mode 100644
index 0000000000..c8e4104d72
--- /dev/null
+++ b/lib/lufa/LUFA/Common/Attributes.h
@@ -0,0 +1,150 @@
+/*
+             LUFA Library
+     Copyright (C) Dean Camera, 2017.
+
+  dean [at] fourwalledcubicle [dot] com
+           www.lufa-lib.org
+*/
+
+/*
+  Copyright 2017  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 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
+  whatsoever resulting from loss of use, data or profits, whether
+  in an action of contract, negligence or other tortious action,
+  arising out of or in connection with the use or performance of
+  this software.
+*/
+
+/** \file
+ *  \brief Special function/variable attribute macros.
+ *
+ *  \copydetails Group_FuncVarAttributes
+ *
+ *  \note Do not include this file directly, rather include the Common.h header file instead to gain this file's
+ *        functionality.
+ */
+
+/** \ingroup Group_Common
+ *  \defgroup Group_FuncVarAttributes Function/Variable Attributes
+ *  \brief Special function/variable attribute macros.
+ *
+ *  This module contains macros for applying specific attributes to functions and variables to control various
+ *  optimizer and code generation features of the compiler. Attributes may be placed in the function prototype
+ *  or variable declaration in any order, and multiple attributes can be specified for a single item via a space
+ *  separated list.
+ *
+ *  On incompatible versions of GCC or on other compilers, these macros evaluate to nothing unless they are
+ *  critical to the code's function and thus must throw a compile error when used.
+ *
+ *  @{
+ */
+
+#ifndef __LUFA_ATTR_H__
+#define __LUFA_ATTR_H__
+
+	/* Preprocessor Checks: */
+		#if !defined(__INCLUDE_FROM_COMMON_H)
+			#error Do not include this file directly. Include LUFA/Common/Common.h instead to gain this functionality.
+		#endif
+
+	/* Public Interface - May be used in end-application: */
+		/* Macros: */
+			#if (__GNUC__ >= 3) || defined(__DOXYGEN__)
+				/** Indicates to the compiler that the function can not ever return, so that any stack restoring or
+				 *  return code may be omitted by the compiler in the resulting binary.
+				 */
+				#define ATTR_NO_RETURN               __attribute__ ((noreturn))
+
+				/** Indicates that the function returns a value which should not be ignored by the user code. When
+				 *  applied, any ignored return value from calling the function will produce a compiler warning.
+				 */
+				#define ATTR_WARN_UNUSED_RESULT      __attribute__ ((warn_unused_result))
+
+				/** Indicates that the specified parameters of the function are pointers which should never be \c NULL.
+				 *  When applied as a 1-based comma separated list the compiler will emit a warning if the specified
+				 *  parameters are known at compiler time to be \c NULL at the point of calling the function.
+				 */
+				#define ATTR_NON_NULL_PTR_ARG(...)   __attribute__ ((nonnull (__VA_ARGS__)))
+
+				/** Removes any preamble or postamble from the function. When used, the function will not have any
+				 *  register or stack saving code. This should be used with caution, and when used the programmer
+				 *  is responsible for maintaining stack and register integrity.
+				 */
+				#define ATTR_NAKED                   __attribute__ ((naked))
+
+				/** Prevents the compiler from considering a specified function for in-lining. When applied, the given
+				 *  function will not be in-lined under any circumstances.
+				 */
+				#define ATTR_NO_INLINE               __attribute__ ((noinline))
+
+				/** Forces the compiler to inline the specified function. When applied, the given function will be
+				 *  in-lined under all circumstances.
+				 */
+				#define ATTR_ALWAYS_INLINE           __attribute__ ((always_inline))
+
+				/** Indicates that the specified function is pure, in that it has no side-effects other than global
+				 *  or parameter variable access.
+				 */
+				#define ATTR_PURE                    __attribute__ ((pure))
+
+				/** Indicates that the specified function is constant, in that it has no side effects other than
+				 *  parameter access.
+				 */
+				#define ATTR_CONST                   __attribute__ ((const))
+
+				/** Marks a given function as deprecated, which produces a warning if the function is called. */
+				#define ATTR_DEPRECATED              __attribute__ ((deprecated))
+
+				/** Marks a function as a weak reference, which can be overridden by other functions with an
+				 *  identical name (in which case the weak reference is discarded at link time).
+				 */
+				#define ATTR_WEAK                    __attribute__ ((weak))
+			#endif
+
+			/** Forces the compiler to not automatically zero the given global variable on startup, so that the
+			 *  current RAM contents is retained. Under most conditions this value will be random due to the
+			 *  behavior of volatile memory once power is removed, but may be used in some specific circumstances,
+			 *  like the passing of values back after a system watchdog reset.
+			 */
+			#define ATTR_NO_INIT                     __attribute__ ((section (".noinit")))
+
+			/** Places the function in one of the initialization sections, which execute before the main function
+			 *  of the application. Refer to the avr-libc manual for more information on the initialization sections.
+			 *
+			 *  \param[in] SectionIndex  Initialization section number where the function should be placed.
+			 */
+			#define ATTR_INIT_SECTION(SectionIndex)  __attribute__ ((used, naked, section (".init" #SectionIndex )))
+
+			/** Marks a function as an alias for another function.
+			 *
+			 *  \param[in] Func  Name of the function which the given function name should alias.
+			 */
+			#define ATTR_ALIAS(Func)                 __attribute__ ((alias( #Func )))
+
+			/** Marks a variable or struct element for packing into the smallest space available, omitting any
+			 *  alignment bytes usually added between fields to optimize field accesses.
+			 */
+			#define ATTR_PACKED                      __attribute__ ((packed))
+
+			/** Indicates the minimum alignment in bytes for a variable or struct element.
+			 *
+			 *  \param[in] Bytes  Minimum number of bytes the item should be aligned to.
+			 */
+			#define ATTR_ALIGNED(Bytes)              __attribute__ ((aligned(Bytes)))
+#endif
+
+/** @} */
+
diff --git a/lib/lufa/LUFA/Common/BoardTypes.h b/lib/lufa/LUFA/Common/BoardTypes.h
new file mode 100644
index 0000000000..e945523427
--- /dev/null
+++ b/lib/lufa/LUFA/Common/BoardTypes.h
@@ -0,0 +1,263 @@
+/*
+             LUFA Library
+     Copyright (C) Dean Camera, 2017.
+
+  dean [at] fourwalledcubicle [dot] com
+           www.lufa-lib.org
+*/
+
+/*
+  Copyright 2017  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 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
+  whatsoever resulting from loss of use, data or profits, whether
+  in an action of contract, negligence or other tortious action,
+  arising out of or in connection with the use or performance of
+  this software.
+*/
+
+/** \file
+ *  \brief Supported pre-made board hardware defines.
+ *
+ *  \copydetails Group_BoardTypes
+ *
+ *  \note Do not include this file directly, rather include the Common.h header file instead to gain this file's
+ *        functionality.
+ */
+
+/** \ingroup Group_Common
+ *  \defgroup Group_BoardTypes Board Types
+ *  \brief Supported pre-made board hardware defines.
+ *
+ *  Board macros for indicating the chosen physical board hardware to the library. These macros should be used when
+ *  defining the \c BOARD token to the chosen hardware via the \c -D switch in the project makefile. If a custom
+ *  board is used, the \ref BOARD_NONE or \ref BOARD_USER values should be selected.
+ *
+ *  @{
+ */
+
+#ifndef __LUFA_BOARDTYPES_H__
+#define __LUFA_BOARDTYPES_H__
+
+	/* Preprocessor Checks: */
+		#if !defined(__INCLUDE_FROM_COMMON_H)
+			#error Do not include this file directly. Include LUFA/Common/Common.h instead to gain this functionality.
+		#endif
+
+	/* Public Interface - May be used in end-application: */
+		/* Macros: */
+			/** Selects the user-defined board drivers, which should be placed in the user project's folder
+			 *  under a directory named \c /Board/. Each board driver should be named identically to the LUFA
+			 *  master board driver (i.e., driver in the \c LUFA/Drivers/Board directory) so that the library
+			 *  can correctly identify it.
+			 */
+			#define BOARD_USER                 0
+
+			/** Disables board drivers when operation will not be adversely affected (e.g. LEDs) - use of board drivers
+			 *  such as the Joystick driver, where the removal would adversely affect the code's operation is still disallowed. */
+			#define BOARD_NONE                 1
+
+			/** Selects the USBKEY specific board drivers, including Temperature, Button, Dataflash, Joystick and LED drivers. */
+			#define BOARD_USBKEY               2
+
+			/** Selects the STK525 specific board drivers, including Temperature, Button, Dataflash, Joystick and LED drivers. */
+			#define BOARD_STK525               3
+
+			/** Selects the STK526 specific board drivers, including Temperature, Button, Dataflash, Joystick and LED drivers. */
+			#define BOARD_STK526               4
+
+			/** Selects the RZUSBSTICK specific board drivers, including the driver for the boards LEDs. */
+			#define BOARD_RZUSBSTICK           5
+
+			/** Selects the ATAVRUSBRF01 specific board drivers, including the driver for the board LEDs. */
+			#define BOARD_ATAVRUSBRF01         6
+
+			/** Selects the BUMBLEB specific board drivers, using the officially recommended peripheral layout. */
+			#define BOARD_BUMBLEB              7
+
+			/** Selects the XPLAIN (Revision 2 or newer) specific board drivers, including LED and Dataflash drivers. */
+			#define BOARD_XPLAIN               8
+
+			/** Selects the XPLAIN (Revision 1) specific board drivers, including LED and Dataflash drivers. */
+			#define BOARD_XPLAIN_REV1          9
+
+			/** Selects the EVK527 specific board drivers, including Temperature, Button, Dataflash, Joystick and LED drivers. */
+			#define BOARD_EVK527               10
+
+			/** Selects the Teensy version 1.x specific board drivers, including the driver for the board LEDs. */
+			#define BOARD_TEENSY               11
+
+			/** Selects the USBTINY MKII specific board drivers, including the Button and LEDs drivers. */
+			#define BOARD_USBTINYMKII          12
+
+			/** Selects the Benito specific board drivers, including the Button and LEDs drivers. */
+			#define BOARD_BENITO               13
+
+			/** Selects the JM-DB-U2 specific board drivers, including the Button and LEDs drivers. */
+			#define BOARD_JMDBU2               14
+
+			/** Selects the Olimex AVR-USB-162 specific board drivers, including the Button and LEDs drivers. */
+			#define BOARD_OLIMEX162            15
+
+			/** Selects the UDIP specific board drivers, including the Button and LEDs drivers. */
+			#define BOARD_UDIP                 16
+
+			/** Selects the BUI specific board drivers, including the driver for the board LEDs. */
+			#define BOARD_BUI                  17
+
+			/** Selects the Arduino Uno specific board drivers, including the driver for the board LEDs. */
+			#define BOARD_UNO                  18
+
+			/** Selects the Busware CUL V3 specific board drivers, including the Button and LEDs drivers. */
+			#define BOARD_CULV3                19
+
+			/** Selects the Blackcat USB JTAG specific board drivers, including the driver for the board LEDs. */
+			#define BOARD_BLACKCAT             20
+
+			/** Selects the Maximus specific board drivers, including the driver for the board LEDs. */
+			#define BOARD_MAXIMUS              21
+
+			/** Selects the Minimus specific board drivers, including the Button and LEDs drivers. */
+			#define BOARD_MINIMUS              22
+
+			/** Selects the Adafruit U4 specific board drivers, including the Button driver. */
+			#define BOARD_ADAFRUITU4           23
+
+			/** Selects the Microsin AVR-USB162 specific board drivers, including the Button and LEDs drivers. */
+			#define BOARD_MICROSIN162          24
+
+			/** Selects the Kernel Concepts USBFOO specific board drivers, including the Button and LEDs drivers. */
+			#define BOARD_USBFOO               25
+
+			/** Selects the Sparkfun ATMEGA8U2 specific board drivers, including the driver for the board LEDs. */
+			#define BOARD_SPARKFUN8U2          26
+
+			/** Selects the Atmel EVK1101 specific board drivers, including the Button, Joystick and LED drivers. */
+			#define BOARD_EVK1101              27
+
+			/** Selects the Busware TUL specific board drivers, including the Button and LED drivers. */
+			#define BOARD_TUL                  28
+
+			/** Selects the Atmel EVK1100 specific board drivers, including the Button, Joystick and LED drivers. */
+			#define BOARD_EVK1100              29
+
+			/** Selects the Atmel EVK1104 specific board drivers, including the Button and LED drivers. */
+			#define BOARD_EVK1104              30
+
+			/** Selects the Atmel XMEGA A3BU Xplained specific board drivers, including Dataflash, Button and LED drivers. */
+			#define BOARD_A3BU_XPLAINED        31
+
+			/** Selects the Teensy version 2.x specific board drivers, including the driver for the board LEDs. */
+			#define BOARD_TEENSY2              32
+
+			/** Selects the USB2AX version 1 and 2 specific board drivers, including the Button and LEDs drivers. */
+			#define BOARD_USB2AX               33
+
+			/** Selects the USB2AX version 3 specific board drivers, including the Button and LEDs drivers. */
+			#define BOARD_USB2AX_V3            34
+
+			/** Selects the Micropendous 32U2 specific board drivers, including the Button and LED drivers. */
+			#define BOARD_MICROPENDOUS_32U2    35
+
+			/** Selects the Micropendous A specific board drivers, including the driver for the board Button. */
+			#define BOARD_MICROPENDOUS_A       36
+
+			/** Selects the Micropendous 1 specific board drivers, including the driver for the board Button. */
+			#define BOARD_MICROPENDOUS_1       37
+
+			/** Selects the Micropendous 2 specific board drivers, including the driver for the board Button. */
+			#define BOARD_MICROPENDOUS_2       38
+
+			/** Selects the Micropendous 3 specific board drivers, including the driver for the board Button. */
+			#define BOARD_MICROPENDOUS_3       39
+
+			/** Selects the Micropendous 4 specific board drivers, including the driver for the board Button. */
+			#define BOARD_MICROPENDOUS_4       40
+
+			/** Selects the Micropendous DIP specific board drivers, including the driver for the board Button. */
+			#define BOARD_MICROPENDOUS_DIP     41
+
+			/** Selects the Micropendous (Arduino-like) revision 1 specific board drivers, including the Button and LED drivers. */
+			#define BOARD_MICROPENDOUS_REV1    42
+
+			/** Selects the Micropendous (Arduino-like) revision 2 specific board drivers, including the Button and LED drivers. */
+			#define BOARD_MICROPENDOUS_REV2    43
+
+			/** Selects the XMEGA B1 Xplained specific board drivers, including the Button and LED drivers. */
+			#define BOARD_B1_XPLAINED          44
+
+			/** Selects the Bitwizard Multio specific board drivers, including the driver for the board LEDs. */
+			#define BOARD_MULTIO               45
+
+			/** Selects the Bitwizard Big-Multio specific board drivers, including the driver for the board LEDs. */
+			#define BOARD_BIGMULTIO            46
+
+			/** Selects the DorkbotPDX Duce specific board drivers, including the driver for the board LEDs. */
+			#define BOARD_DUCE                 47
+
+			/** Selects the Olimex AVR-USB-32U4 specific board drivers, including the Button and LED drivers. */
+			#define BOARD_OLIMEX32U4           48
+
+			/** Selects the Olimex AVR-USB-T32U4 specific board drivers, including the Button and LED drivers. */
+			#define BOARD_OLIMEXT32U4          49
+
+			/** Selects the Olimex AVR-ISP-MK2 specific board drivers, including the Button and LED drivers. */
+			#define BOARD_OLIMEXISPMK2         50
+
+			/** Selects the Arduino Leonardo specific board drivers, including the driver for the board LEDs. */
+			#define BOARD_LEONARDO             51
+
+			/** Selects the UC3-A3 Xplained specific board drivers, including the Button and LED drivers. */
+			#define BOARD_UC3A3_XPLAINED       52
+
+			/** Selects the USB2AX version 3.1 specific board drivers, including the Button and LEDs drivers. */
+			#define BOARD_USB2AX_V31           53
+
+			/** Selects the Stange-ISP specific board drivers, including the Button and LEDs drivers. */
+			#define BOARD_STANGE_ISP           54
+
+			/** Selects the XMEGA C3 XPLAINED specific board drivers, including the Button and LEDs drivers. */
+			#define BOARD_C3_XPLAINED          55
+
+			/** Selects the U2S specific board drivers, including the Button and LEDs drivers. */
+			#define BOARD_U2S                  56
+
+			/** Selects the Arduino YUN specific board drivers, including the driver for the board LEDs. */
+			#define BOARD_YUN                  57
+
+			/** Selects the Arduino Micro specific board drivers, including the driver for the board LEDs. */
+			#define BOARD_MICRO                58
+
+			/** Selects the Pololu A-Star Micro specific board drivers, including the driver for the board LEDs. */
+			#define BOARD_POLOLUMICRO          59
+
+			/** Selects the Atmel Xplained-MINI specific board drivers, including the driver for the board LEDs. */
+			#define BOARD_XPLAINED_MINI        60
+
+			/** Selects the QMK specific board drivres, including the driver for the board LEDs. */
+			#define BOARD_QMK                  61
+
+			#if !defined(__DOXYGEN__)
+				#define BOARD_                 BOARD_NONE
+
+				#if !defined(BOARD)
+					#define BOARD              BOARD_NONE
+				#endif
+			#endif
+
+#endif
+
+/** @} */
+
diff --git a/lib/lufa/LUFA/Common/Common.h b/lib/lufa/LUFA/Common/Common.h
new file mode 100644
index 0000000000..6864eb64ca
--- /dev/null
+++ b/lib/lufa/LUFA/Common/Common.h
@@ -0,0 +1,393 @@
+/*
+             LUFA Library
+     Copyright (C) Dean Camera, 2017.
+
+  dean [at] fourwalledcubicle [dot] com
+           www.lufa-lib.org
+*/
+
+/*
+  Copyright 2017  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 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
+  whatsoever resulting from loss of use, data or profits, whether
+  in an action of contract, negligence or other tortious action,
+  arising out of or in connection with the use or performance of
+  this software.
+*/
+
+/** \dir
+ *  \brief Common library header files.
+ *
+ *  This folder contains header files which are common to all parts of the LUFA library. They may be used freely in
+ *  user applications.
+ */
+
+/** \file
+ *  \brief Common library convenience headers, macros and functions.
+ *
+ *  \copydetails Group_Common
+ */
+
+/** \defgroup Group_Common Common Utility Headers - LUFA/Drivers/Common/Common.h
+ *  \brief Common library convenience headers, macros and functions.
+ *
+ *  Common utility headers containing macros, functions, enums and types which are common to all
+ *  aspects of the library.
+ *
+ *  @{
+ */
+
+/** \defgroup Group_GlobalInt Global Interrupt Macros
+ *  \brief Convenience macros for the management of interrupts globally within the device.
+ *
+ *  Macros and functions to create and control global interrupts within the device.
+ */
+
+#ifndef __LUFA_COMMON_H__
+#define __LUFA_COMMON_H__
+
+	/* Macros: */
+		#define __INCLUDE_FROM_COMMON_H
+
+	/* Includes: */
+		#include <stdint.h>
+		#include <stdbool.h>
+		#include <string.h>
+		#include <stddef.h>
+
+		#include "Architectures.h"
+		#include "BoardTypes.h"
+		#include "ArchitectureSpecific.h"
+		#include "CompilerSpecific.h"
+		#include "Attributes.h"
+
+		#if defined(USE_LUFA_CONFIG_HEADER)
+			#include "LUFAConfig.h"
+		#endif
+
+	/* Enable C linkage for C++ Compilers: */
+		#if defined(__cplusplus)
+			extern "C" {
+		#endif
+
+	/* Architecture specific utility includes: */
+		#if defined(__DOXYGEN__)
+			/** Type define for an unsigned integer the same width as the selected architecture's machine register.
+			 *  This is distinct from the non-specific standard int data type, whose width is machine dependant but
+			 *  which may not reflect the actual machine register width on some targets (e.g. AVR8).
+			 */
+			typedef MACHINE_REG_t uint_reg_t;
+		#elif (ARCH == ARCH_AVR8)
+			#include <avr/io.h>
+			#include <avr/interrupt.h>
+			#include <avr/pgmspace.h>
+			#include <avr/eeprom.h>
+			#include <avr/boot.h>
+			#include <math.h>
+			#include <util/delay.h>
+
+			typedef uint8_t uint_reg_t;
+
+			#define ARCH_HAS_EEPROM_ADDRESS_SPACE
+			#define ARCH_HAS_FLASH_ADDRESS_SPACE
+			#define ARCH_HAS_MULTI_ADDRESS_SPACE
+			#define ARCH_LITTLE_ENDIAN
+
+			#include "Endianness.h"
+		#elif (ARCH == ARCH_UC3)
+			#include <avr32/io.h>
+			#include <math.h>
+
+			// === TODO: Find abstracted way to handle these ===
+			#define PROGMEM
+			#define pgm_read_byte(x)         *x
+			#define memcmp_P(...)            memcmp(__VA_ARGS__)
+			#define memcpy_P(...)            memcpy(__VA_ARGS__)
+			// =================================================
+
+			typedef uint32_t uint_reg_t;
+
+			#define ARCH_BIG_ENDIAN
+
+			#include "Endianness.h"
+		#elif (ARCH == ARCH_XMEGA)
+			#include <avr/io.h>
+			#include <avr/interrupt.h>
+			#include <avr/pgmspace.h>
+			#include <avr/eeprom.h>
+			#include <math.h>
+			#include <util/delay.h>
+
+			typedef uint8_t uint_reg_t;
+
+			#define ARCH_HAS_EEPROM_ADDRESS_SPACE
+			#define ARCH_HAS_FLASH_ADDRESS_SPACE
+			#define ARCH_HAS_MULTI_ADDRESS_SPACE
+			#define ARCH_LITTLE_ENDIAN
+
+			#include "Endianness.h"