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* Corscience GmbH & Co. KG - Simon Schwarz <schwarz@corscience.de>
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* See file CREDITS for list of people who contributed to this
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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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* 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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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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DECLARE_GLOBAL_DATA_PTR;
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static const char **subcmd_list[] = {
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[SPL_EXPORT_FDT] = (const char * []) {
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#ifdef CONFIG_OF_LIBFDT
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#ifdef CONFIG_SYS_BOOT_RAMDISK_HIGH
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[SPL_EXPORT_ATAGS] = (const char * []) {
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#if defined(CONFIG_SETUP_MEMORY_TAGS) || \
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defined(CONFIG_CMDLINE_TAG) || \
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defined(CONFIG_INITRD_TAG) || \
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defined(CONFIG_SERIAL_TAG) || \
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defined(CONFIG_REVISION_TAG)
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#ifdef CONFIG_SYS_BOOT_RAMDISK_HIGH
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/* Calls bootm with the parameters given */
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static int call_bootm(int argc, char * const argv[], const char *subcommand[])
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/* create paramter array */
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bootm_argv[0] = "do_bootm";
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bootm_argv[4] = argv[2]; /* fdt addr */
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bootm_argv[3] = argv[1]; /* initrd addr */
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bootm_argv[2] = argv[0]; /* kernel addr */
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* exec subcommands of do_bootm to init the images
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while (subcommand[i] != NULL) {
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bootm_argv[1] = (char *)subcommand[i];
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debug("args %d: %s %s ", argc, bootm_argv[0], bootm_argv[1]);
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for (j = 0; j < argc; j++)
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debug("%s ", bootm_argv[j + 2]);
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ret = do_bootm(find_cmd("do_bootm"), 0, argc+2,
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debug("Subcommand retcode: %d\n", ret);
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printf("ERROR prep subcommand failed!\n");
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static cmd_tbl_t cmd_spl_export_sub[] = {
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U_BOOT_CMD_MKENT(fdt, 0, 1, (void *)SPL_EXPORT_FDT, "", ""),
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U_BOOT_CMD_MKENT(atags, 0, 1, (void *)SPL_EXPORT_ATAGS, "", ""),
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static int spl_export(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
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if (argc < 2) /* no subcommand */
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return cmd_usage(cmdtp);
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c = find_cmd_tbl(argv[1], &cmd_spl_export_sub[0],
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ARRAY_SIZE(cmd_spl_export_sub));
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if ((c) && ((int)c->cmd <= SPL_EXPORT_LAST)) {
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if (call_bootm(argc, argv, subcmd_list[(int)c->cmd]))
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switch ((int)c->cmd) {
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printf("Argument image is now in RAM: 0x%p\n",
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(void *)images.ft_addr);
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case SPL_EXPORT_ATAGS:
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printf("Argument image is now in RAM at: 0x%p\n",
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(void *)gd->bd->bi_boot_params);
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/* Unrecognized command */
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return cmd_usage(cmdtp);
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static cmd_tbl_t cmd_spl_sub[] = {
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U_BOOT_CMD_MKENT(export, 0, 1, (void *)SPL_EXPORT, "", ""),
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static int do_spl(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
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if (argc < 2) /* no subcommand */
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return cmd_usage(cmdtp);
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c = find_cmd_tbl(argv[1], &cmd_spl_sub[0], ARRAY_SIZE(cmd_spl_sub));
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if (spl_export(cmdtp, flag, argc, argv))
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printf("Subcommand failed\n");
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/* unrecognized command */
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return cmd_usage(cmdtp);
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/* Unrecognized command */
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return cmd_usage(cmdtp);
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spl, 6 , 1, do_spl, "SPL configuration",
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"export <img=atags|fdt> [kernel_addr] [initrd_addr] "
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"[fdt_addr if <img> = fdt] - export a kernel parameter image\n"
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"\t initrd_img can be set to \"-\" if fdt_addr without initrd img is"