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 local_args
[0] = argv
[0];
105 local_args
[1] = NULL
;
106 printf ("Automatic boot of image at addr 0x%08lX ...\n", load_addr
);
107 rcode
= do_bootm (cmdtp
, 0, 1, local_args
);
112 /*-----------------------------------------------------------------------------
114 *-----------------------------------------------------------------------------
116 int do_fdosls(cmd_tbl_t
*cmdtp
, int flag
, int argc
, char * const argv
[])
119 int drive
= CONFIG_SYS_FDC_DRIVE_NUMBER
;
129 /* Init physical layer */
130 if (!fdc_fdos_init (drive
)) {
134 if (dos_open (path
) < 0) {
135 printf ("Unable to open %s\n", path
);
142 fdosboot
, 3, 0, do_fdosboot
,
143 "boot from a dos floppy file",
144 "[loadAddr] [filename]"
148 fdosls
, 2, 0, do_fdosls
,
149 "list files in a directory",