qmk_firmware/platforms/chibios/GENERIC_STM32_F407XE/configs/config.h

/* Copyright 2021 Andrei Purdea
 *
 * 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 <http://www.gnu.org/licenses/>.
 */

/* Address for jumping to bootloader on STM32 chips. */
/* It is chip dependent, the correct number can be looked up by checking against ST's application note AN2606.
 */
#define STM32_BOOTLOADER_ADDRESS 0x1FFF0000
#ifndef EARLY_INIT_PERFORM_BOOTLOADER_JUMP
#    define EARLY_INIT_PERFORM_BOOTLOADER_JUMP TRUE
#endif