3 * Stäubli Faverges - <www.staubli.com>
4 * Pierre AUBERT p.aubert@staubli.com
6 * See file CREDITS for list of people who contributed to this
9 * This program is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU General Public License as
11 * published by the Free Software Foundation; either version 2 of
12 * the License, or (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
34 /*-----------------------------------------------------------------------------
36 *-----------------------------------------------------------------------------
38 int do_fdosboot(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
45 int drive = CONFIG_SYS_FDC_DRIVE_NUMBER;
47 /* pre-set load_addr */
48 if ((ep = getenv("loadaddr")) != NULL) {
49 load_addr = simple_strtoul(ep, NULL, 16);
52 /* pre-set Boot file name */
53 if ((name = getenv("bootfile")) == NULL) {
61 /* only one arg - accept two forms:
62 * just load address, or just boot file name.
63 * The latter form must be written "filename" here.
65 if (argv[1][0] == '"') { /* just boot filename */
67 } else { /* load address */
68 load_addr = simple_strtoul(argv[1], NULL, 16);
72 load_addr = simple_strtoul(argv[1], NULL, 16);
76 return cmd_usage(cmdtp);
79 /* Init physical layer */
80 if (!fdc_fdos_init (drive)) {
85 if (dos_open (name) < 0) {
86 printf ("Unable to open %s\n", name);
89 if ((size = dos_read (load_addr)) < 0) {
90 printf ("boot error\n");
93 flush_cache (load_addr, size);
95 sprintf(buf, "%x", size);
96 setenv("filesize", buf);
98 printf("Floppy DOS load complete: %d bytes loaded to 0x%lx\n",
101 /* Check if we should attempt an auto-start */
102 if (((ep = getenv("autostart")) != NULL) && (strcmp(ep,"yes") == 0)) {
104 extern int do_bootm (cmd_tbl_t *, int, int, char *[]);
105 local_args[0] = argv[0];
106 local_args[1] = NULL;
107 printf ("Automatic boot of image at addr 0x%08lX ...\n", load_addr);
108 rcode = do_bootm (cmdtp, 0, 1, local_args);
113 /*-----------------------------------------------------------------------------
115 *-----------------------------------------------------------------------------
117 int do_fdosls(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
120 int drive = CONFIG_SYS_FDC_DRIVE_NUMBER;
130 /* Init physical layer */
131 if (!fdc_fdos_init (drive)) {
135 if (dos_open (path) < 0) {
136 printf ("Unable to open %s\n", path);
143 fdosboot, 3, 0, do_fdosboot,
144 "boot from a dos floppy file",
145 "[loadAddr] [filename]"
149 fdosls, 2, 0, do_fdosls,
150 "list files in a directory",