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cmd_fat.c
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cmd_fat.c
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/*
* (C) Copyright 2002
* Richard Jones, [email protected]
*
* SPDX-License-Identifier: GPL-2.0+
*/
/*
* Boot support
*/
#include <common.h>
#include <command.h>
#include <s_record.h>
#include <net.h>
#include <ata.h>
#include <asm/io.h>
#include <part.h>
#include <fat.h>
#include <fs.h>
#include <sys_partition.h>
int do_fat_fsload (cmd_tbl_t *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."
);
int do_aw_fat_fsload(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
return do_aw_load(cmdtp, flag, argc, argv, FS_TYPE_FAT);
}
U_BOOT_CMD(
aw_fatload, 7, 0, do_aw_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."
);
int aw_fat_fsload(char *part_name, char *file_name, char* load_addr, ulong length)
{
int part_no;
char part_num[16] = {0};
char filename[32] = {0};
char read_addr[32] = {0};
char len[16] = {0};
unsigned int read_bytes = 0;
part_no = sunxi_partition_get_partno_byname(part_name);
if(part_no < 0)
{
printf("no the part:%s\n", part_name);
return -1;
}
char * temp_argv[6] = { "fatload", "sunxi_flash", part_num, "00000000", filename, len};
sprintf(part_num, "%x:0", part_no);
temp_argv[2] = part_num;
sprintf(read_addr, "%lx", (ulong)load_addr);
temp_argv[3] = read_addr;
memset(filename, 0, 32);
strcpy(filename, file_name);
sprintf(len, "%ld", length);
temp_argv[5] = len;
read_bytes = do_aw_fat_fsload(0, 0, 5, temp_argv);
if(read_bytes <= 0)
{
printf("do_aw_fat_fsload: unable to open file %s\n", temp_argv[4]);
return -1;
}
return read_bytes;
}
static int do_fat_ls(cmd_tbl_t *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(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_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(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;
void *buf;
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_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 = simple_strtoul(argv[5], NULL, 16);
buf = map_sysmem(addr, count);
size = file_fat_write(argv[4], buf, count);
unmap_sysmem(buf);
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