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author | H. Nikolaus Schaller <hns@goldelico.com> | 2012-03-26 20:55:28 +0200 |
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committer | H. Nikolaus Schaller <hns@goldelico.com> | 2012-03-26 20:55:28 +0200 |
commit | 92988a21ad4c4c9504295ccb580c9f806134471b (patch) | |
tree | 5effc9f14170112450de05c67dafbe8d5034d595 /common/cmd_source.c | |
parent | ca2b506783b676c95762c54ea24dcfdaae1947c9 (diff) | |
download | bootable_bootloader_goldelico_gta04-92988a21ad4c4c9504295ccb580c9f806134471b.zip bootable_bootloader_goldelico_gta04-92988a21ad4c4c9504295ccb580c9f806134471b.tar.gz bootable_bootloader_goldelico_gta04-92988a21ad4c4c9504295ccb580c9f806134471b.tar.bz2 |
added boot script files to repository
Diffstat (limited to 'common/cmd_source.c')
-rw-r--r-- | common/cmd_source.c | 239 |
1 files changed, 0 insertions, 239 deletions
diff --git a/common/cmd_source.c b/common/cmd_source.c deleted file mode 100644 index 16a627a..0000000 --- a/common/cmd_source.c +++ /dev/null @@ -1,239 +0,0 @@ -/* - * (C) Copyright 2001 - * Kyle Harris, kharris@nexus-tech.net - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -/* - * The "source" command allows to define "script images", i. e. files - * that contain command sequences that can be executed by the command - * interpreter. It returns the exit status of the last command - * executed from the script. This is very similar to running a shell - * script in a UNIX shell, hence the name for the command. - */ - -/* #define DEBUG */ - -#include <common.h> -#include <command.h> -#include <image.h> -#include <malloc.h> -#include <asm/byteorder.h> -#if defined(CONFIG_8xx) -#include <mpc8xx.h> -#endif -#ifdef CONFIG_SYS_HUSH_PARSER -#include <hush.h> -#endif - -int -source (ulong addr, const char *fit_uname) -{ - ulong len; - image_header_t *hdr; - ulong *data; - char *cmd; - int rcode = 0; - int verify; -#if defined(CONFIG_FIT) - const void* fit_hdr; - int noffset; - const void *fit_data; - size_t fit_len; -#endif - - verify = getenv_yesno ("verify"); - - switch (genimg_get_format ((void *)addr)) { - case IMAGE_FORMAT_LEGACY: - hdr = (image_header_t *)addr; - - if (!image_check_magic (hdr)) { - puts ("Bad magic number\n"); - return 1; - } - - if (!image_check_hcrc (hdr)) { - puts ("Bad header crc\n"); - return 1; - } - - if (verify) { - if (!image_check_dcrc (hdr)) { - puts ("Bad data crc\n"); - return 1; - } - } - - if (!image_check_type (hdr, IH_TYPE_SCRIPT)) { - puts ("Bad image type\n"); - return 1; - } - - /* get length of script */ - data = (ulong *)image_get_data (hdr); - - if ((len = uimage_to_cpu (*data)) == 0) { - puts ("Empty Script\n"); - return 1; - } - - /* - * scripts are just multi-image files with one component, seek - * past the zero-terminated sequence of image lengths to get - * to the actual image data - */ - while (*data++); - break; -#if defined(CONFIG_FIT) - case IMAGE_FORMAT_FIT: - if (fit_uname == NULL) { - puts ("No FIT subimage unit name\n"); - return 1; - } - - fit_hdr = (const void *)addr; - if (!fit_check_format (fit_hdr)) { - puts ("Bad FIT image format\n"); - return 1; - } - - /* get script component image node offset */ - noffset = fit_image_get_node (fit_hdr, fit_uname); - if (noffset < 0) { - printf ("Can't find '%s' FIT subimage\n", fit_uname); - return 1; - } - - if (!fit_image_check_type (fit_hdr, noffset, IH_TYPE_SCRIPT)) { - puts ("Not a image image\n"); - return 1; - } - - /* verify integrity */ - if (verify) { - if (!fit_image_check_hashes (fit_hdr, noffset)) { - puts ("Bad Data Hash\n"); - return 1; - } - } - - /* get script subimage data address and length */ - if (fit_image_get_data (fit_hdr, noffset, &fit_data, &fit_len)) { - puts ("Could not find script subimage data\n"); - return 1; - } - - data = (ulong *)fit_data; - len = (ulong)fit_len; - break; -#endif - default: - puts ("Wrong image format for \"source\" command\n"); - return 1; - } - - debug ("** Script length: %ld\n", len); - - if ((cmd = malloc (len + 1)) == NULL) { - return 1; - } - - /* make sure cmd is null terminated */ - memmove (cmd, (char *)data, len); - *(cmd + len) = 0; - -#ifdef CONFIG_SYS_HUSH_PARSER /*?? */ - rcode = parse_string_outer (cmd, FLAG_PARSE_SEMICOLON); -#else - { - char *line = cmd; - char *next = cmd; - - /* - * break into individual lines, - * and execute each line; - * terminate on error. - */ - while (*next) { - if (*next == '\n') { - *next = '\0'; - /* run only non-empty commands */ - if (*line) { - debug ("** exec: \"%s\"\n", - line); - if (run_command (line, 0) < 0) { - rcode = 1; - break; - } - } - line = next + 1; - } - ++next; - } - if (rcode == 0 && *line) - rcode = (run_command(line, 0) >= 0); - } -#endif - free (cmd); - return rcode; -} - -/**************************************************/ -#if defined(CONFIG_CMD_SOURCE) -int -do_source (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) -{ - ulong addr; - int rcode; - const char *fit_uname = NULL; - - /* Find script image */ - if (argc < 2) { - addr = CONFIG_SYS_LOAD_ADDR; - debug ("* source: default load address = 0x%08lx\n", addr); -#if defined(CONFIG_FIT) - } else if (fit_parse_subimage (argv[1], load_addr, &addr, &fit_uname)) { - debug ("* source: subimage '%s' from FIT image at 0x%08lx\n", - fit_uname, addr); -#endif - } else { - addr = simple_strtoul(argv[1], NULL, 16); - debug ("* source: cmdline image address = 0x%08lx\n", addr); - } - - printf ("## Executing script at %08lx\n", addr); - rcode = source (addr, fit_uname); - return rcode; -} - -U_BOOT_CMD( - source, 2, 0, do_source, - "run script from memory", - "[addr]\n" - "\t- run script starting at addr\n" - "\t- A valid image header must be present" -#if defined(CONFIG_FIT) - "\n" - "For FIT format uImage addr must include subimage\n" - "unit name in the form of addr:<subimg_uname>" -#endif -); -#endif |