Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
198 lines
4.9 KiB
C
198 lines
4.9 KiB
C
/*
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* (C) Copyright 2000-2006
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* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
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*
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* See file CREDITS for list of people who contributed to this
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* project.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation; either version 2 of
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* the License, or (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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*/
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/*
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* Boot support
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*/
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#include <common.h>
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#include <driver.h>
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#include <command.h>
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#include <image.h>
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#include <malloc.h>
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#include <environment.h>
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#include <asm/byteorder.h>
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#include <xfuncs.h>
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#include <getopt.h>
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#include <fcntl.h>
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#include <fs.h>
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#include <errno.h>
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#include <boot.h>
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#include <of.h>
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#include <rtc.h>
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#include <init.h>
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#include <of.h>
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#include <magicvar.h>
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#include <uncompress.h>
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#include <memory.h>
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#include <filetype.h>
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#include <binfmt.h>
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#include <globalvar.h>
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#include <magicvar.h>
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#include <asm-generic/memory_layout.h>
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#define BOOTM_OPTS_COMMON "ca:e:vo:fd"
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#ifdef CONFIG_CMD_BOOTM_INITRD
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#define BOOTM_OPTS BOOTM_OPTS_COMMON "L:r:"
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#else
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#define BOOTM_OPTS BOOTM_OPTS_COMMON
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#endif
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static int do_bootm(int argc, char *argv[])
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{
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int opt;
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struct bootm_data data = {};
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int ret = 1;
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const char *oftree = NULL, *initrd_file = NULL, *os_file = NULL;
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data.initrd_address = UIMAGE_INVALID_ADDRESS;
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data.os_address = UIMAGE_SOME_ADDRESS;
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data.verify = 0;
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data.verbose = 0;
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oftree = getenv("global.bootm.oftree");
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os_file = getenv("global.bootm.image");
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getenv_ul("global.bootm.image.loadaddr", &data.os_address);
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getenv_ul("global.bootm.initrd.loadaddr", &data.initrd_address);
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if (IS_ENABLED(CONFIG_CMD_BOOTM_INITRD))
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initrd_file = getenv("global.bootm.initrd");
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while ((opt = getopt(argc, argv, BOOTM_OPTS)) > 0) {
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switch(opt) {
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case 'c':
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data.verify = 1;
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break;
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#ifdef CONFIG_CMD_BOOTM_INITRD
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case 'L':
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data.initrd_address = simple_strtoul(optarg, NULL, 0);
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break;
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case 'r':
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initrd_file = optarg;
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break;
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#endif
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case 'a':
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data.os_address = simple_strtoul(optarg, NULL, 0);
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break;
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case 'e':
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data.os_entry = simple_strtoul(optarg, NULL, 0);
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break;
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case 'v':
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data.verbose++;
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break;
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case 'o':
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oftree = optarg;
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break;
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case 'f':
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data.force = 1;
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break;
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case 'd':
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data.dryrun = 1;
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break;
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default:
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break;
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}
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}
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if (optind != argc)
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os_file = argv[optind];
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if (!os_file || !*os_file) {
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printf("no boot image given\n");
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goto err_out;
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}
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if (initrd_file && !*initrd_file)
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initrd_file = NULL;
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if (oftree && !*oftree)
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oftree = NULL;
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data.os_file = os_file;
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data.oftree_file = oftree;
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data.initrd_file = initrd_file;
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ret = bootm_boot(&data);
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if (ret) {
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printf("handler failed with: %s\n", strerror(-ret));
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goto err_out;
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}
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if (data.dryrun)
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printf("Dryrun. Aborted\n");
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err_out:
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return ret ? 1 : 0;
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}
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BAREBOX_CMD_HELP_START(bootm)
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BAREBOX_CMD_HELP_TEXT("Options:")
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BAREBOX_CMD_HELP_OPT ("-c\t", "crc check uImage data")
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BAREBOX_CMD_HELP_OPT ("-d\t", "dry run: check data, but do not run")
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BAREBOX_CMD_HELP_OPT ("-f\t", "load images even if type is undetectable")
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#ifdef CONFIG_CMD_BOOTM_INITRD
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BAREBOX_CMD_HELP_OPT ("-r INITRD","specify an initrd image")
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BAREBOX_CMD_HELP_OPT ("-L ADDR\t","specify initrd load address")
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#endif
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BAREBOX_CMD_HELP_OPT ("-a ADDR\t","specify os load address")
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BAREBOX_CMD_HELP_OPT ("-e OFFS\t","entry point to the image relative to start (0)")
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#ifdef CONFIG_OFTREE
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BAREBOX_CMD_HELP_OPT ("-o DTB\t","specify open firmware device tree")
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#endif
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#ifdef CONFIG_CMD_BOOTM_VERBOSE
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BAREBOX_CMD_HELP_OPT ("-v\t","verbose")
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#endif
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BAREBOX_CMD_HELP_END
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BAREBOX_CMD_START(bootm)
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.cmd = do_bootm,
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BAREBOX_CMD_DESC("boot an application image")
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BAREBOX_CMD_OPTS("[-cdf"
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#ifdef CONFIG_CMD_BOOTM_INITRD
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"rL"
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#endif
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"ae"
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#ifdef CONFIG_OFTREE
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"o"
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#endif
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#ifdef CONFIG_CMD_BOOTM_VERBOSE
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"v"
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#endif
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"] IMAGE")
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BAREBOX_CMD_GROUP(CMD_GRP_BOOT)
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BAREBOX_CMD_HELP(cmd_bootm_help)
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BAREBOX_CMD_END
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BAREBOX_MAGICVAR(bootargs, "Linux kernel parameters");
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BAREBOX_MAGICVAR_NAMED(global_bootm_image, global.bootm.image, "bootm default boot image");
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BAREBOX_MAGICVAR_NAMED(global_bootm_image_loadaddr, global.bootm.image.loadaddr, "bootm default boot image loadaddr");
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BAREBOX_MAGICVAR_NAMED(global_bootm_initrd, global.bootm.initrd, "bootm default initrd");
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BAREBOX_MAGICVAR_NAMED(global_bootm_initrd_loadaddr, global.bootm.initrd.loadaddr, "bootm default initrd loadaddr");
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BAREBOX_MAGICVAR_NAMED(global_bootm_oftree, global.bootm.oftree, "bootm default oftree");
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static struct binfmt_hook binfmt_uimage_hook = {
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.type = filetype_uimage,
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.exec = "bootm",
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};
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static int binfmt_uimage_init(void)
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{
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return binfmt_register(&binfmt_uimage_hook);
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}
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fs_initcall(binfmt_uimage_init);
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