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authorH. Nikolaus Schaller <hns@goldelico.com>2012-03-26 20:55:28 +0200
committerH. Nikolaus Schaller <hns@goldelico.com>2012-03-26 20:55:28 +0200
commit92988a21ad4c4c9504295ccb580c9f806134471b (patch)
tree5effc9f14170112450de05c67dafbe8d5034d595 /common/cmd_source.c
parentca2b506783b676c95762c54ea24dcfdaae1947c9 (diff)
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added boot script files to repository
Diffstat (limited to 'common/cmd_source.c')
-rw-r--r--common/cmd_source.c239
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