uboot/u-boot-stm32mp-2020.01/cmd/ext4.c

94 lines
2.5 KiB
C

// SPDX-License-Identifier: GPL-2.0+
/*
* (C) Copyright 2011 - 2012 Samsung Electronics
* EXT4 filesystem implementation in Uboot by
* Uma Shankar <uma.shankar@samsung.com>
* Manjunatha C Achar <a.manjunatha@samsung.com>
*
* Ext4fs support
* made from existing cmd_ext2.c file of Uboot
*
* (C) Copyright 2004
* esd gmbh <www.esd-electronics.com>
* Reinhard Arlt <reinhard.arlt@esd-electronics.com>
*
* made from cmd_reiserfs by
*
* (C) Copyright 2003 - 2004
* Sysgo Real-Time Solutions, AG <www.elinos.com>
* Pavel Bartusek <pba@sysgo.com>
*/
/*
* Changelog:
* 0.1 - Newly created file for ext4fs support. Taken from cmd_ext2.c
* file in uboot. Added ext4fs ls load and write support.
*/
#include <common.h>
#include <part.h>
#include <config.h>
#include <command.h>
#include <image.h>
#include <linux/ctype.h>
#include <asm/byteorder.h>
#include <ext4fs.h>
#include <linux/stat.h>
#include <malloc.h>
#include <fs.h>
#if defined(CONFIG_CMD_USB) && defined(CONFIG_USB_STORAGE)
#include <usb.h>
#endif
int do_ext4_size(cmd_tbl_t *cmdtp, int flag, int argc,
char *const argv[])
{
return do_size(cmdtp, flag, argc, argv, FS_TYPE_EXT);
}
int do_ext4_load(cmd_tbl_t *cmdtp, int flag, int argc,
char *const argv[])
{
return do_load(cmdtp, flag, argc, argv, FS_TYPE_EXT);
}
int do_ext4_ls(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[])
{
return do_ls(cmdtp, flag, argc, argv, FS_TYPE_EXT);
}
#if defined(CONFIG_CMD_EXT4_WRITE)
int do_ext4_write(cmd_tbl_t *cmdtp, int flag, int argc,
char *const argv[])
{
return do_save(cmdtp, flag, argc, argv, FS_TYPE_EXT);
}
U_BOOT_CMD(ext4write, 7, 1, do_ext4_write,
"create a file in the root directory",
"<interface> <dev[:part]> <addr> <absolute filename path>\n"
" [sizebytes] [file offset]\n"
" - create a file in / directory");
#endif
U_BOOT_CMD(
ext4size, 4, 0, do_ext4_size,
"determine a file's size",
"<interface> <dev[:part]> <filename>\n"
" - Find file 'filename' from 'dev' on 'interface'\n"
" and determine its size."
);
U_BOOT_CMD(ext4ls, 4, 1, do_ext4_ls,
"list files in a directory (default /)",
"<interface> <dev[:part]> [directory]\n"
" - list files from 'dev' on 'interface' in a 'directory'");
U_BOOT_CMD(ext4load, 7, 0, do_ext4_load,
"load binary file from a Ext4 filesystem",
"<interface> [<dev[:part]> [addr [filename [bytes [pos]]]]]\n"
" - load binary file 'filename' from 'dev' on 'interface'\n"
" to address 'addr' from ext4 filesystem");