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include/bootretry.h
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/* * (C) Copyright 2000 * Wolfgang Denk, DENX Software Engineering, wd@denx.de. * * SPDX-License-Identifier: GPL-2.0+ */ #ifndef __BOOTRETRY_H #define __BOOTRETRY_H #ifdef CONFIG_BOOT_RETRY_TIME /** * bootretry_tstc_timeout() - ensure we get a keypress before timeout * * Check for a keypress repeatedly, resetting the watchdog each time. If a * keypress is not received within the command timeout, return an error. * * @return 0 if a key is received in time, -ETIMEDOUT if not */ int bootretry_tstc_timeout(void); /** * bootretry_init_cmd_timeout() - set up command timeout * * Get the required command timeout from the environment. */ void bootretry_init_cmd_timeout(void); /** * bootretry_reset_cmd_timeout() - reset command timeout * * Reset the command timeout so that the user has a fresh start. This is * typically used when input is received from the user. */ void bootretry_reset_cmd_timeout(void); /** bootretry_dont_retry() - Indicate that we should not retry the boot */ void bootretry_dont_retry(void); #else static inline int bootretry_tstc_timeout(void) { return 0; } static inline void bootretry_init_cmd_timeout(void) { } static inline void bootretry_reset_cmd_timeout(void) { } static inline void bootretry_dont_retry(void) { } #endif #endif |