upstream u-boot with additional patches for our devices/boards: https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ; Gbit ethernet patch for some LIME2 revisions ; with SPI flash support
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 
 
 
u-boot/common/cmd_fat.c

215 lines
5.3 KiB

/*
* (C) Copyright 2002
* Richard Jones, rjones@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
*/
/*
* Boot support
*/
#include <common.h>
#include <command.h>
#include <s_record.h>
#include <net.h>
#include <ata.h>
#include <part.h>
#include <fat.h>
int do_fat_fsload (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
long size;
unsigned long offset;
unsigned long count = 0;
unsigned long pos = 0;
char buf [12];
block_dev_desc_t *dev_desc=NULL;
disk_partition_t info;
int part, dev;
if (argc < 5) {
printf("usage: fatload <interface> [<dev[:part]>] "
"<addr> <filename> [bytes [pos]]\n");
return 1;
}
part = get_device_and_partition(argv[1], argv[2], &dev_desc, &info, 1);
if (part < 0)
return 1;
dev = dev_desc->dev;
if (fat_register_device(dev_desc,part)!=0) {
printf("\n** Unable to use %s %d:%d for fatload **\n",
argv[1], dev, part);
return 1;
}
offset = simple_strtoul(argv[3], NULL, 16);
if (argc >= 6)
count = simple_strtoul(argv[5], NULL, 16);
if (argc >= 7)
pos = simple_strtoul(argv[6], NULL, 16);
size = file_fat_read_at(argv[4], pos, (unsigned char *)offset, count);
if(size==-1) {
printf("\n** Unable to read \"%s\" from %s %d:%d **\n",
argv[4], argv[1], dev, part);
return 1;
}
printf("\n%ld bytes read\n", size);
sprintf(buf, "%lX", size);
setenv("filesize", buf);
return 0;
}
U_BOOT_CMD(
fatload, 7, 0, do_fat_fsload,
"load binary file from a dos filesystem",
"<interface> [<dev[:part]>] <addr> <filename> [bytes [pos]]\n"
" - Load binary file 'filename' from 'dev' on 'interface'\n"
" to address 'addr' from dos filesystem.\n"
" 'pos' gives the file position to start loading from.\n"
" If 'pos' is omitted, 0 is used. 'pos' requires 'bytes'.\n"
" 'bytes' gives the size to load. If 'bytes' is 0 or omitted,\n"
" the load stops on end of file."
);
int do_fat_ls (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
char *filename = "/";
int ret, dev, part;
block_dev_desc_t *dev_desc=NULL;
disk_partition_t info;
if (argc < 2) {
printf("usage: fatls <interface> [<dev[:part]>] [directory]\n");
return 0;
}
part = get_device_and_partition(argv[1], argv[2], &dev_desc, &info, 1);
if (part < 0)
return 1;
dev = dev_desc->dev;
if (fat_register_device(dev_desc,part)!=0) {
printf("\n** Unable to use %s %d:%d for fatls **\n",
argv[1], dev, part);
return 1;
}
if (argc == 4)
ret = file_fat_ls(argv[3]);
else
ret = file_fat_ls(filename);
if(ret!=0)
printf("No Fat FS detected\n");
return ret;
}
U_BOOT_CMD(
fatls, 4, 1, do_fat_ls,
"list files in a directory (default /)",
"<interface> [<dev[:part]>] [directory]\n"
" - list files from 'dev' on 'interface' in a 'directory'"
);
int do_fat_fsinfo (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
int dev, part;
block_dev_desc_t *dev_desc;
disk_partition_t info;
if (argc < 2) {
printf("usage: fatinfo <interface> [<dev[:part]>]\n");
return 0;
}
part = get_device_and_partition(argv[1], argv[2], &dev_desc, &info, 1);
if (part < 0)
return 1;
dev = dev_desc->dev;
if (fat_register_device(dev_desc,part)!=0) {
printf("\n** Unable to use %s %d:%d for fatinfo **\n",
argv[1], dev, part);
return 1;
}
return file_fat_detectfs();
}
U_BOOT_CMD(
fatinfo, 3, 1, do_fat_fsinfo,
"print information about filesystem",
"<interface> [<dev[:part]>]\n"
" - print information about filesystem from 'dev' on 'interface'"
);
#ifdef CONFIG_FAT_WRITE
static int do_fat_fswrite(cmd_tbl_t *cmdtp, int flag,
int argc, char * const argv[])
{
long size;
unsigned long addr;
unsigned long count;
block_dev_desc_t *dev_desc = NULL;
disk_partition_t info;
int dev = 0;
int part = 1;
if (argc < 5)
return cmd_usage(cmdtp);
part = get_device_and_partition(argv[1], argv[2], &dev_desc, &info, 1);
if (part < 0)
return 1;
dev = dev_desc->dev;
if (fat_register_device(dev_desc, part) != 0) {
printf("\n** Unable to use %s %d:%d for fatwrite **\n",
argv[1], dev, part);
return 1;
}
addr = simple_strtoul(argv[3], NULL, 16);
count = simple_strtoul(argv[5], NULL, 16);
size = file_fat_write(argv[4], (void *)addr, count);
if (size == -1) {
printf("\n** Unable to write \"%s\" from %s %d:%d **\n",
argv[4], argv[1], dev, part);
return 1;
}
printf("%ld bytes written\n", size);
return 0;
}
U_BOOT_CMD(
fatwrite, 6, 0, do_fat_fswrite,
"write file into a dos filesystem",
"<interface> <dev[:part]> <addr> <filename> <bytes>\n"
" - write file 'filename' from the address 'addr' in RAM\n"
" to 'dev' on 'interface'"
);
#endif