Fix the LUFA lib to use a submodule instead of just files (#6245)

* Remove LUFA files

* Update descriptions for newer version of LUFA

* Create PR6245.md

* Fix CDC(Serial) type errors

* Fix missed merge conflict for AUDIO_DTYPE_CSInterface

72 files changed, 0 insertions, 23489 deletions

diff --git a/lib/lufa/Bootloaders/CDC/BootloaderAPI.c b/lib/lufa/Bootloaders/CDC/BootloaderAPI.c
deleted file mode 100644
index 2be1568082..0000000000
--- a/lib/lufa/Bootloaders/CDC/BootloaderAPI.c
+++ /dev/null
@@ -1,75 +0,0 @@
-/*
-             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
- *
- *  Bootloader user application API functions.
- */
-
-#include "BootloaderAPI.h"
-
-void BootloaderAPI_ErasePage(const uint32_t Address)
-{
-	boot_page_erase_safe(Address);
-	boot_spm_busy_wait();
-	boot_rww_enable();
-}
-
-void BootloaderAPI_WritePage(const uint32_t Address)
-{
-	boot_page_write_safe(Address);
-	boot_spm_busy_wait();
-	boot_rww_enable();
-}
-
-void BootloaderAPI_FillWord(const uint32_t Address, const uint16_t Word)
-{
-	boot_page_fill_safe(Address, Word);
-}
-
-uint8_t BootloaderAPI_ReadSignature(const uint16_t Address)
-{
-	return boot_signature_byte_get(Address);
-}
-
-uint8_t BootloaderAPI_ReadFuse(const uint16_t Address)
-{
-	return boot_lock_fuse_bits_get(Address);
-}
-
-uint8_t BootloaderAPI_ReadLock(void)
-{
-	return boot_lock_fuse_bits_get(GET_LOCK_BITS);
-}
-
-void BootloaderAPI_WriteLock(const uint8_t LockBits)
-{
-	boot_lock_bits_set_safe(LockBits);
-}
diff --git a/lib/lufa/Bootloaders/CDC/BootloaderAPI.h b/lib/lufa/Bootloaders/CDC/BootloaderAPI.h
deleted file mode 100644
index 5169bbc3c4..0000000000
--- a/lib/lufa/Bootloaders/CDC/BootloaderAPI.h
+++ /dev/null
@@ -1,58 +0,0 @@
-/*
-             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
- *
- *  Header file for BootloaderAPI.c.
- */
-
-#ifndef _BOOTLOADER_API_H_
-#define _BOOTLOADER_API_H_
-
-	/* Includes: */
-		#include <avr/io.h>
-		#include <avr/boot.h>
-		#include <stdbool.h>
-
-		#include <LUFA/Common/Common.h>
-
-		#include "Config/AppConfig.h"
-
-	/* Function Prototypes: */
-		void    BootloaderAPI_ErasePage(const uint32_t Address);
-		void    BootloaderAPI_WritePage(const uint32_t Address);
-		void    BootloaderAPI_FillWord(const uint32_t Address, const uint16_t Word);
-		uint8_t BootloaderAPI_ReadSignature(const uint16_t Address);
-		uint8_t BootloaderAPI_ReadFuse(const uint16_t Address);
-		uint8_t BootloaderAPI_ReadLock(void);
-		void    BootloaderAPI_WriteLock(const uint8_t LockBits);
-
-#endif
-
diff --git a/lib/lufa/Bootloaders/CDC/BootloaderAPITable.S b/lib/lufa/Bootloaders/CDC/BootloaderAPITable.S
deleted file mode 100644
index 2c60f84e8d..0000000000
--- a/lib/lufa/Bootloaders/CDC/BootloaderAPITable.S
+++ /dev/null
@@ -1,91 +0,0 @@
-/*
-             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.
-*/
-
-; Trampolines to actual API implementations if the target address is outside the
-; range of a rjmp instruction (can happen with large bootloader sections)
-.section .apitable_trampolines, "ax"
-.global BootloaderAPI_Trampolines
-BootloaderAPI_Trampolines:
-
-	BootloaderAPI_ErasePage_Trampoline:
-		jmp BootloaderAPI_ErasePage
-	BootloaderAPI_WritePage_Trampoline:
-		jmp BootloaderAPI_WritePage
-	BootloaderAPI_FillWord_Trampoline:
-		jmp BootloaderAPI_FillWord
-	BootloaderAPI_ReadSignature_Trampoline:
-		jmp BootloaderAPI_ReadSignature
-	BootloaderAPI_ReadFuse_Trampoline:
-		jmp BootloaderAPI_ReadFuse
-	BootloaderAPI_ReadLock_Trampoline:
-		jmp BootloaderAPI_ReadLock
-	BootloaderAPI_WriteLock_Trampoline:
-		jmp BootloaderAPI_WriteLock
-	BootloaderAPI_UNUSED1:
-		ret
-	BootloaderAPI_UNUSED2:
-		ret
-	BootloaderAPI_UNUSED3:
-		ret
-	BootloaderAPI_UNUSED4:
-		ret
-	BootloaderAPI_UNUSED5:
-		ret
-
-
-
-; API function jump table
-.section .apitable_jumptable, "ax"
-.global BootloaderAPI_JumpTable
-BootloaderAPI_JumpTable:
-
-	rjmp BootloaderAPI_ErasePage_Trampoline
-	rjmp BootloaderAPI_WritePage_Trampoline
-	rjmp BootloaderAPI_FillWord_Trampoline
-	rjmp BootloaderAPI_ReadSignature_Trampoline
-	rjmp BootloaderAPI_ReadFuse_Trampoline
-	rjmp BootloaderAPI_ReadLock_Trampoline
-	rjmp BootloaderAPI_WriteLock_Trampoline
-	rjmp BootloaderAPI_UNUSED1 ; UNUSED ENTRY 1
-	rjmp BootloaderAPI_UNUSED2 ; UNUSED ENTRY 2
-	rjmp BootloaderAPI_UNUSED3 ; UNUSED ENTRY 3
-	rjmp BootloaderAPI_UNUSED4 ; UNUSED ENTRY 4
-	rjmp BootloaderAPI_UNUSED5 ; UNUSED ENTRY 5
-
-
-
-; Bootloader table signatures and information
-.section .apitable_signatures, "ax"
-.global BootloaderAPI_Signatures
-BootloaderAPI_Signatures:
-
-	.long BOOT_START_ADDR ; Start address of the bootloader
-	.word 0xDF00 ; Signature for the CDC class bootloader
-	.word 0xDCFB ; Signature for a LUFA class bootloader
diff --git a/lib/lufa/Bootloaders/CDC/BootloaderCDC.c b/lib/lufa/Bootloaders/CDC/BootloaderCDC.c
deleted file mode 100644
index aa17bc15bd..0000000000
--- a/lib/lufa/Bootloaders/CDC/BootloaderCDC.c
+++ /dev/null
@@ -1,673 +0,0 @@
-/*
-             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
- *
- *  Main source file for the CDC class bootloader. This file contains the complete bootloader logic.
- */
-
-#define  INCLUDE_FROM_BOOTLOADERCDC_C
-#include "BootloaderCDC.h"
-
-/** Contains the current baud rate and other settings of the first virtual serial port. This must be retained as some
- *  operating systems will not open the port unless the settings can be set successfully.
- */
-static CDC_LineEncoding_t LineEncoding = { .BaudRateBPS = 0,
-                                           .CharFormat  = CDC_LINEENCODING_OneStopBit,
-                                           .ParityType  = CDC_PARITY_None,
-                                           .DataBits    = 8                            };
-
-/** Current address counter. This stores the current address of the FLASH or EEPROM as set by the host,
- *  and is used when reading or writing to the AVRs memory (either FLASH or EEPROM depending on the issued
- *  command.)
- */
-static uint32_t CurrAddress;
-
-/** Flag to indicate if the bootloader should be running, or should exit and allow the application code to run
- *  via a watchdog reset. When cleared the bootloader will exit, starting the watchdog and entering an infinite
- *  loop until the AVR restarts and the application runs.
- */
-static bool RunBootloader = true;
-
-/** Magic lock for forced application start. If the HWBE fuse is programmed and BOOTRST is unprogrammed, the bootloader
- *  will start if the /HWB line of the AVR is held low and the system is reset. However, if the /HWB line is still held
- *  low when the application attempts to start via a watchdog reset, the bootloader will re-start. If set to the value
- *  \ref MAGIC_BOOT_KEY the special init function \ref Application_Jump_Check() will force the application to start.
- */
-uint16_t MagicBootKey ATTR_NO_INIT;
-
-
-/** Special startup routine to check if the bootloader was started via a watchdog reset, and if the magic application
- *  start key has been loaded into \ref MagicBootKey. If the bootloader started via the watchdog and the key is valid,
- *  this will force the user application to start via a software jump.
- */
-void Application_Jump_Check(void)
-{
-	bool JumpToApplication = false;
-
-	#if (BOARD == BOARD_LEONARDO)
-		/* Enable pull-up on the IO13 pin so we can use it to select the mode */
-		PORTC |= (1 << 7);
-		Delay_MS(10);
-
-		/* If IO13 is not jumpered to ground, start the user application instead */
-		JumpToApplication = ((PINC & (1 << 7)) != 0);
-
-		/* Disable pull-up after the check has completed */
-		PORTC &= ~(1 << 7);
-	#elif ((BOARD == BOARD_XPLAIN) || (BOARD == BOARD_XPLAIN_REV1))
-		/* Disable JTAG debugging */
-		JTAG_DISABLE();
-
-		/* Enable pull-up on the JTAG TCK pin so we can use it to select the mode */
-		PORTF |= (1 << 4);
-		Delay_MS(10);
-
-		/* If the TCK pin is not jumpered to ground, start the user application instead */
-		JumpToApplication = ((PINF & (1 << 4)) != 0);
-
-		/* Re-enable JTAG debugging */
-		JTAG_ENABLE();
-	#else
-		/* Check if the device's BOOTRST fuse is set */
-		if (boot_lock_fuse_bits_get(GET_HIGH_FUSE_BITS) & FUSE_BOOTRST)
-		{
-			/* If the reset source was not an external reset or the key is correct, clear it and jump to the application */
-			if (!(MCUSR & (1 << EXTRF)) || (MagicBootKey == MAGIC_BOOT_KEY))
-			  JumpToApplication = true;
-
-			/* Clear reset source */
-			MCUSR &= ~(1 << EXTRF);
-		}
-		else
-		{
-			/* If the reset source was the bootloader and the key is correct, clear it and jump to the application;
-			 * this can happen in the HWBE fuse is set, and the HBE pin is low during the watchdog reset */
-			if ((MCUSR & (1 << WDRF)) && (MagicBootKey == MAGIC_BOOT_KEY))
-				JumpToApplication = true;
-
-			/* Clear reset source */
-			MCUSR &= ~(1 << WDRF);
-		}
-	#endif
-
-	/* Don't run the user application if the reset vector is blank (no app loaded) */
-	bool ApplicationValid = (pgm_read_word_near(0) != 0xFFFF);
-
-	/* If a request has been made to jump to the user application, honor it */
-	if (JumpToApplication && ApplicationValid)
-	{
-		/* Turn off the watchdog */
-		MCUSR &= ~(1 << WDRF);
-		wdt_disable();
-
-		/* Clear the boot key and jump to the user application */
-		MagicBootKey = 0;
-
-		// cppcheck-suppress constStatement
-		((void (*)(void))0x0000)();
-	}
-}
-
-/** Main program entry point. This routine configures the hardware required by the bootloader, then continuously
- *  runs the bootloader processing routine until instructed to soft-exit, or hard-reset via the watchdog to start
- *  the loaded application code.
- */
-int main(void)
-{
-	/* Setup hardware required for the bootloader */
-	SetupHardware();
-
-	/* Turn on first LED on the board to indicate that the bootloader has started */
-	LEDs_SetAllLEDs(LEDS_LED1);
-
-	/* Enable global interrupts so that the USB stack can function */
-	GlobalInterruptEnable();
-
-	while (RunBootloader)
-	{
-		CDC_Task();
-		USB_USBTask();
-	}
-
-	/* Wait a short time to end all USB transactions and then disconnect */
-	_delay_us(1000);
-
-	/* Disconnect from the host - USB interface will be reset later along with the AVR */
-	USB_Detach();
-
-	/* Unlock the forced application start mode of the bootloader if it is restarted */
-	MagicBootKey = MAGIC_BOOT_KEY;
-
-	/* Enable the watchdog and force a timeout to reset the AVR */
-	wdt_enable(WDTO_250MS);
-
-	for (;;);
-}
-
-/** Configures all hardware required for the bootloader. */
-static void SetupHardware(void)
-{
-	/* Disable watchdog if enabled by bootloader/fuses */
-	MCUSR &= ~(1 << WDRF);
-	wdt_disable();
-
-	/* Disable clock division */
-	clock_prescale_set(clock_div_1);
-
-	/* Relocate the interrupt vector table to the bootloader section */
-	MCUCR = (1 << IVCE);
-	MCUCR = (1 << IVSEL);
-
-	/* Initialize the USB and other board hardware drivers */
-	USB_Init();
-	LEDs_Init();
-
-	/* Bootloader active LED toggle timer initialization */
-	TIMSK1 = (1 << TOIE1);
-	TCCR1B = ((1 << CS11) | (1 << CS10));
-}
-
-/** ISR to periodically toggle the LEDs on the board to indicate that the bootloader is active. */
-ISR(TIMER1_OVF_vect, ISR_BLOCK)
-{
-	LEDs_ToggleLEDs(LEDS_LED1 | LEDS_LED2);
-}
-
-/** Event handler for the USB_ConfigurationChanged event. This configures the device's endpoints ready
- *  to relay data to and from the attached USB host.
- */
-void EVENT_USB_Device_ConfigurationChanged(void)
-{
-	/* Setup CDC Notification, Rx and Tx Endpoints */
-	Endpoint_ConfigureEndpoint(CDC_NOTIFICATION_EPADDR, EP_TYPE_INTERRUPT,
-	                           CDC_NOTIFICATION_EPSIZE, 1);
-
-	Endpoint_ConfigureEndpoint(CDC_TX_EPADDR, EP_TYPE_BULK, CDC_TXRX_EPSIZE, 1);
-
-	Endpoint_ConfigureEndpoint(CDC_RX_EPADDR, EP_TYPE_BULK, CDC_TXRX_EPSIZE, 1);
-}
-
-/** Event handler for the USB_ControlRequest event. This is used to catch and process control requests sent to
- *  the device