102 lines
3.1 KiB
C
102 lines
3.1 KiB
C
/*
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* Copyright (C) 2012 Jan Luebbe <j.luebbe@pengutronix.de>
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* Copyright (C) 2015 Marc Kleine-Budde <mkl@pengutronix.de>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#include <bootstate.h>
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#include <command.h>
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#include <common.h>
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#include <getopt.h>
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#include <malloc.h>
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#include <stdio.h>
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static int do_bootchooser(int argc, char *argv[])
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{
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unsigned flags = 0, timeout = 0;
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char *name = NULL;
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int opt, ret;
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while ((opt = getopt(argc, argv, "kdrzvDRw::")) > 0) {
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switch (opt) {
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case 'k':
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flags |= BOOTCHOOSER_FLAG_ATTEMPTS_KEEP;
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break;
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case 'd':
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flags |= BOOTCHOOSER_FLAG_ATTEMPTS_DEC;
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break;
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case 'r':
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flags |= BOOTCHOOSER_FLAG_ATTEMPTS_RESET;
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break;
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case 'z':
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flags |= BOOTCHOOSER_FLAG_DEACTIVATE_ON_ZERO_ATTEMPTS;
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break;
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case 'v':
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flags |= BOOTCHOOSER_FLAG_VERBOSE;
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break;
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case 'D':
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flags |= BOOTCHOOSER_FLAG_DRYRUN;
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break;
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case 'R':
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flags |= BOOTCHOOSER_FLAG_RETRY_WITH_DEC;
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break;
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case 'w':
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if (optarg)
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timeout = simple_strtoul(optarg, NULL, 0);
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else
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flags |= BOOTCHOOSER_FLAG_WATCHDOG_TIMEOUT_FROM_STATE;
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flags |= BOOTCHOOSER_FLAG_WATCHDOG_ENABLE;
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break;
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default:
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return COMMAND_ERROR_USAGE;
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}
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}
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if (optind < argc)
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name = argv[optind];
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if (!(flags & (BOOTCHOOSER_FLAG_ATTEMPTS_KEEP |
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BOOTCHOOSER_FLAG_ATTEMPTS_DEC |
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BOOTCHOOSER_FLAG_ATTEMPTS_RESET))) {
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bootstate_info();
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return 0;
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}
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if ((flags & BOOTCHOOSER_FLAG_ATTEMPTS_KEEP) &&
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(flags & (BOOTCHOOSER_FLAG_ATTEMPTS_DEC | BOOTCHOOSER_FLAG_ATTEMPTS_RESET)))
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return COMMAND_ERROR_USAGE;
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ret = bootstate_bootchooser(name, flags, timeout);
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return ret ? COMMAND_ERROR : COMMAND_SUCCESS;
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}
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BAREBOX_CMD_HELP_START(bootchooser)
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BAREBOX_CMD_HELP_TEXT("Options:")
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BAREBOX_CMD_HELP_OPT ("-k","keep - boot, don't modify attempts counter")
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BAREBOX_CMD_HELP_OPT ("-d","decrement - boot, but decrement attempts counter by one")
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BAREBOX_CMD_HELP_OPT ("-r","reset - boot, but reset _all_ attempts counter to default")
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BAREBOX_CMD_HELP_OPT ("-z","deactivate choosen target in on zero remaining boot attemts")
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BAREBOX_CMD_HELP_OPT ("-v","verbose output")
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BAREBOX_CMD_HELP_OPT ("-D","dryrun. Do not boot - but handle watchdog and reset.")
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BAREBOX_CMD_HELP_OPT ("-R","retry - boot, retry next boot target and decrement attempts")
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BAREBOX_CMD_HELP_OPT ("-w","activate watchdog, use timeout specified in <BOOTSTATE>.watchdog_timeout")
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BAREBOX_CMD_HELP_END
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BAREBOX_CMD_START(bootchooser)
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.cmd = do_bootchooser,
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BAREBOX_CMD_DESC("automatically select a boot target and boot")
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BAREBOX_CMD_OPTS("[-kdrzvDR] -w <TIMEOUT> [BOOTSTATE]")
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BAREBOX_CMD_GROUP(CMD_GRP_MISC)
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BAREBOX_CMD_HELP(cmd_bootchooser_help)
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BAREBOX_CMD_END
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