# ── Serial Recovery 配置 ──
CONFIG_MCUBOOT_SERIAL=y
CONFIG_BOOT_SERIAL_UART=y

# 禁用 GPIO 按钮检测
CONFIG_BOOT_SERIAL_ENTRANCE_GPIO=n

# 等待 mcumgr 命令触发进入 serial recovery
CONFIG_BOOT_SERIAL_WAIT_FOR_DFU=y
CONFIG_BOOT_SERIAL_WAIT_FOR_DFU_TIMEOUT=3000

# 喂狗(避免升级过程中看门狗复位)
CONFIG_BOOT_WATCHDOG_FEED=y

# ── 签名验证 ──
CONFIG_BOOT_SIGNATURE_TYPE_RSA=y

# ── 优化 ──
CONFIG_BOOT_ERASE_PROGRESSIVELY=y

# ── 日志 ──
CONFIG_MCUBOOT_LOG_LEVEL_WRN=y