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// SPDX-License-Identifier: GPL-2.0+
/*
* (C) Copyright 2002
* Richard Jones, rjones@nexus-tech.net
*/
/*
* Boot support
*/
#include <common.h>
#include <command.h>
#include <mapmem.h>
#include <fat.h>
#include <fs.h>
#include <part.h>
#include <asm/cache.h>
int do_fat_size(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[])
{
return do_size(cmdtp, flag, argc, argv, FS_TYPE_FAT);
}
U_BOOT_CMD(
fatsize, 4, 0, do_fat_size,
"determine a file's size",
"<interface> <dev[:part]> <filename>\n"
" - Find file 'filename' from 'dev' on 'interface'\n"
" and determine its size."
);
int do_fat_fsload(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[])
{
return do_load(cmdtp, flag, argc, argv, FS_TYPE_FAT);
}
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.\n"
" If either 'pos' or 'bytes' are not aligned to\n"
" ARCH_DMA_MINALIGN then a misaligned buffer warning will\n"
" be printed and performance will suffer for the load."
);
static int do_fat_ls(struct cmd_tbl *cmdtp, int flag, int argc,
char *const argv[])
{
return do_ls(cmdtp, flag, argc, argv, FS_TYPE_FAT);
}
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'"
);
static int do_fat_fsinfo(struct cmd_tbl *cmdtp, int flag, int argc,
char *const argv[])
{
int dev, part;
struct blk_desc *dev_desc;
struct disk_partition info;
if (argc < 2) {
printf("usage: fatinfo <interface> [<dev[:part]>]\n");
return 0;
}
part = blk_get_device_part_str(argv[1], argv[2], &dev_desc, &info, 1);
if (part < 0)
return 1;
dev = dev_desc->devnum;
if (fat_set_blk_dev(dev_desc, &info) != 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(struct cmd_tbl *cmdtp, int flag, int argc,
char *const argv[])
{
loff_t size;
int ret;
unsigned long addr;
unsigned long count;
long offset;
struct blk_desc *dev_desc = NULL;
struct disk_partition info;
int dev = 0;
int part = 1;
void *buf;
if (argc < 5)
return cmd_usage(cmdtp);
part = blk_get_device_part_str(argv[1], argv[2], &dev_desc, &info, 1);
if (part < 0)
return 1;
dev = dev_desc->devnum;
if (fat_set_blk_dev(dev_desc, &info) != 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 = (argc <= 5) ? 0 : simple_strtoul(argv[5], NULL, 16);
/* offset should be a hex, but "-1" is allowed */
offset = (argc <= 6) ? 0 : simple_strtol(argv[6], NULL, 16);
buf = map_sysmem(addr, count);
ret = file_fat_write(argv[4], buf, offset, count, &size);
unmap_sysmem(buf);
if (ret < 0) {
printf("\n** Unable to write \"%s\" from %s %d:%d **\n",
argv[4], argv[1], dev, part);
return 1;
}
printf("%llu bytes written\n", size);
return 0;
}
U_BOOT_CMD(
fatwrite, 7, 0, do_fat_fswrite,
"write file into a dos filesystem",
"<interface> <dev[:part]> <addr> <filename> [<bytes> [<offset>]]\n"
" - write file 'filename' from the address 'addr' in RAM\n"
" to 'dev' on 'interface'"
);
static int do_fat_rm(struct cmd_tbl *cmdtp, int flag, int argc,
char *const argv[])
{
return do_rm(cmdtp, flag, argc, argv, FS_TYPE_FAT);
}
U_BOOT_CMD(
fatrm, 4, 1, do_fat_rm,
"delete a file",
"<interface> [<dev[:part]>] <filename>\n"
" - delete a file from 'dev' on 'interface'"
);
static int do_fat_mkdir(struct cmd_tbl *cmdtp, int flag, int argc,
char *const argv[])
{
return do_mkdir(cmdtp, flag, argc, argv, FS_TYPE_FAT);
}
U_BOOT_CMD(
fatmkdir, 4, 1, do_fat_mkdir,
"create a directory",
"<interface> [<dev[:part]>] <directory>\n"
" - create a directory in 'dev' on 'interface'"
);
#endif
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