u-boot/common/autoboot.c

5  * SPDX-License-Identifier:	GPL-2.0+
16 #include <u-boot/sha256.h>
35  * Use a "constant-length" time compare function for this
38  * https://crackstation.net/hashing-security.htm
78 	 * We don't know how long the stop-string is, so we need to  in passwd_abort()
152 				for (i = 0; i < presskey_max - 1; i++)  in passwd_abort()
162 				memcmp(presskey + presskey_len -  in passwd_abort()
183  * returns: 0 -  no key string, allow autoboot 1 - got key string, abort
214 	unsigned long ts;
223 	if (!IS_ENABLED(CONFIG_CONSOLE_DISABLE_CLI) && ctrlc()) {	/* we press ctrl+c ? */
228 	if (tstc()) {	/* we got a key press	*/
236 		--bootdelay;
237 		/* delay 1000 ms */
240 			if (ctrlc()) {	/* we got a ctrl+c key press	*/
269 		gd->flags &= ~GD_FLG_SILENT;
281 	addr = fdtdec_get_config_int(gd->fdt_blob, "kernel-offset", 0);
286 	addr = fdtdec_get_config_int(gd->fdt_blob, "rootdisk-offset", 0);
297 	unsigned long bootcount = 0;
298 	unsigned long bootlimit = 0;
313 	bootdelay = fdtdec_get_config_int(gd->fdt_blob, "bootdelay",
325 	if (gd->flags & GD_FLG_POSTFAIL) {
338 	process_fdt_options(gd->fdt_blob);
345  * Board-specific Platform code can reimplement autoboot_command_fail_handle ()
354 	if (stored_bootdelay != -1 && s && !abortboot(stored_bootdelay)) {
359 		run_command_list(s, -1, 0);
371 			run_command_list(s, -1, 0);