# Copyright 2017 Jack Humbert # # This program is free software: you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by # the Free Software Foundation, either version 2 of the License, or # (at your option) any later version. # # This program is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # # You should have received a copy of the GNU General Public License # along with this program. If not, see . # If it's possible that multiple bootloaders can be used for one project, # you can leave this unset, and the correct size will be selected # automatically. # # Sets the bootloader defined in the keyboard's/keymap's rules.mk # Current options: # # halfkay PJRC Teensy # caterina Pro Micro (Sparkfun/generic) # atmel-dfu Atmel factory DFU # lufa-dfu LUFA DFU # qmk-dfu QMK DFU (LUFA + blinkenlight) # bootloadHID HIDBootFlash compatible (ATmega32A) # USBasp USBaspLoader (ATmega328P) # # BOOTLOADER_SIZE can still be defined manually, but it's recommended # you add any possible configuration to this list ifeq ($(strip $(BOOTLOADER)), atmel-dfu) OPT_DEFS += -DBOOTLOADER_ATMEL_DFU OPT_DEFS += -DBOOTLOADER_DFU ifneq (,$(filter $(MCU), at90usb646 atmega16u2 atmega16u4 atmega32u2 atmega32u4)) BOOTLOADER_SIZE = 4096 endif ifeq ($(strip $(MCU)), at90usb1286) BOOTLOADER_SIZE = 8192 endif endif ifeq ($(strip $(BOOTLOADER)), lufa-dfu) OPT_DEFS += -DBOOTLOADER_LUFA_DFU OPT_DEFS += -DBOOTLOADER_DFU ifneq (,$(filter $(MCU), at90usb646 atmega16u2 atmega16u4 atmega32u2 atmega32u4)) BOOTLOADER_SIZE = 4096 endif ifeq ($(strip $(MCU)), at90usb1286) BOOTLOADER_SIZE = 8192 endif endif ifeq ($(strip $(BOOTLOADER)), qmk-dfu) OPT_DEFS += -DBOOTLOADER_QMK_DFU OPT_DEFS += -DBOOTLOADER_DFU ifneq (,$(filter $(MCU), at90usb646 atmega16u2 atmega16u4 atmega32u2 atmega32u4)) BOOTLOADER_SIZE = 4096 endif ifeq ($(strip $(MCU)), at90usb1286) BOOTLOADER_SIZE = 8192 endif endif ifeq ($(strip $(BOOTLOADER)), halfkay) OPT_DEFS += -DBOOTLOADER_HALFKAY ifeq ($(strip $(MCU)), atmega32u4) BOOTLOADER_SIZE = 512 endif ifeq ($(strip $(MCU)), at90usb1286) BOOTLOADER_SIZE = 1024 endif endif ifeq ($(strip $(BOOTLOADER)), caterina) OPT_DEFS += -DBOOTLOADER_CATERINA BOOTLOADER_SIZE = 4096 endif ifeq ($(strip $(BOOTLOADER)), bootloadHID) OPT_DEFS += -DBOOTLOADER_BOOTLOADHID BOOTLOADER_SIZE = 4096 endif ifeq ($(strip $(BOOTLOADER)), USBasp) OPT_DEFS += -DBOOTLOADER_USBASP BOOTLOADER_SIZE = 4096 endif ifeq ($(strip $(BOOTLOADER)), lufa-ms) # DO NOT USE THIS BOOTLOADER IN NEW PROJECTS! # It is extremely prone to bricking, and is only included to support existing boards. OPT_DEFS += -DBOOTLOADER_MS BOOTLOADER_SIZE = 6144 FIRMWARE_FORMAT = bin endif ifdef BOOTLOADER_SIZE OPT_DEFS += -DBOOTLOADER_SIZE=$(strip $(BOOTLOADER_SIZE)) endif