xref: /openbmc/u-boot/cmd/fs.c (revision a5c289b9bca3805fa35e42f389dc8225c6b916be)
1  /*
2   * Copyright (c) 2012, NVIDIA CORPORATION.  All rights reserved.
3   *
4   * Inspired by cmd_ext_common.c, cmd_fat.c.
5   *
6   * SPDX-License-Identifier:	GPL-2.0
7   */
8  
9  #include <common.h>
10  #include <command.h>
11  #include <fs.h>
12  #include <efi_loader.h>
13  
14  static int do_size_wrapper(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
15  {
16  	return do_size(cmdtp, flag, argc, argv, FS_TYPE_ANY);
17  }
18  
19  U_BOOT_CMD(
20  	size,	4,	0,	do_size_wrapper,
21  	"determine a file's size",
22  	"<interface> <dev[:part]> <filename>\n"
23  	"    - Find file 'filename' from 'dev' on 'interface'\n"
24  	"      and determine its size."
25  );
26  
27  static int do_load_wrapper(cmd_tbl_t *cmdtp, int flag, int argc,
28  				char * const argv[])
29  {
30  	efi_set_bootdev(argv[1], (argc > 2) ? argv[2] : "",
31  			(argc > 4) ? argv[4] : "");
32  	return do_load(cmdtp, flag, argc, argv, FS_TYPE_ANY);
33  }
34  
35  U_BOOT_CMD(
36  	load,	7,	0,	do_load_wrapper,
37  	"load binary file from a filesystem",
38  	"<interface> [<dev[:part]> [<addr> [<filename> [bytes [pos]]]]]\n"
39  	"    - Load binary file 'filename' from partition 'part' on device\n"
40  	"       type 'interface' instance 'dev' to address 'addr' in memory.\n"
41  	"      'bytes' gives the size to load in bytes.\n"
42  	"      If 'bytes' is 0 or omitted, the file is read until the end.\n"
43  	"      'pos' gives the file byte position to start reading from.\n"
44  	"      If 'pos' is 0 or omitted, the file is read from the start."
45  )
46  
47  static int do_save_wrapper(cmd_tbl_t *cmdtp, int flag, int argc,
48  				char * const argv[])
49  {
50  	return do_save(cmdtp, flag, argc, argv, FS_TYPE_ANY);
51  }
52  
53  U_BOOT_CMD(
54  	save,	7,	0,	do_save_wrapper,
55  	"save file to a filesystem",
56  	"<interface> <dev[:part]> <addr> <filename> bytes [pos]\n"
57  	"    - Save binary file 'filename' to partition 'part' on device\n"
58  	"      type 'interface' instance 'dev' from addr 'addr' in memory.\n"
59  	"      'bytes' gives the size to save in bytes and is mandatory.\n"
60  	"      'pos' gives the file byte position to start writing to.\n"
61  	"      If 'pos' is 0 or omitted, the file is written from the start."
62  )
63  
64  static int do_ls_wrapper(cmd_tbl_t *cmdtp, int flag, int argc,
65  				char * const argv[])
66  {
67  	return do_ls(cmdtp, flag, argc, argv, FS_TYPE_ANY);
68  }
69  
70  U_BOOT_CMD(
71  	ls,	4,	1,	do_ls_wrapper,
72  	"list files in a directory (default /)",
73  	"<interface> [<dev[:part]> [directory]]\n"
74  	"    - List files in directory 'directory' of partition 'part' on\n"
75  	"      device type 'interface' instance 'dev'."
76  )
77  
78  static int do_fstype_wrapper(cmd_tbl_t *cmdtp, int flag, int argc,
79  				char * const argv[])
80  {
81  	return do_fs_type(cmdtp, flag, argc, argv);
82  }
83  
84  U_BOOT_CMD(
85  	fstype, 4, 1, do_fstype_wrapper,
86  	"Look up a filesystem type",
87  	"<interface> <dev>:<part>\n"
88  	"- print filesystem type\n"
89  	"fstype <interface> <dev>:<part> <varname>\n"
90  	"- set environment variable to filesystem type\n"
91  );
92