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a006a5de ŁM |
1 | /* |
2 | * cmd_dfu.c -- dfu command | |
3 | * | |
4 | * Copyright (C) 2012 Samsung Electronics | |
5 | * authors: Andrzej Pietrasiewicz <andrzej.p@samsung.com> | |
6 | * Lukasz Majewski <l.majewski@samsung.com> | |
7 | * | |
8 | * This program is free software; you can redistribute it and/or modify | |
9 | * it under the terms of the GNU General Public License as published by | |
10 | * the Free Software Foundation; either version 2 of the License, or | |
11 | * (at your option) any later version. | |
12 | * | |
13 | * This program is distributed in the hope that it will be useful, | |
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | * GNU General Public License for more details. | |
17 | * | |
18 | * You should have received a copy of the GNU General Public License | |
19 | * along with this program; if not, write to the Free Software | |
20 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
21 | */ | |
22 | ||
23 | #include <common.h> | |
24 | #include <command.h> | |
25 | #include <malloc.h> | |
26 | #include <dfu.h> | |
27 | #include <asm/errno.h> | |
28 | #include <g_dnl.h> | |
29 | ||
30 | static int do_dfu(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) | |
31 | { | |
32 | const char *str_env; | |
b823fd9b | 33 | char *s = "dfu"; |
a006a5de ŁM |
34 | char *env_bkp; |
35 | int ret; | |
36 | ||
37 | if (argc < 3) | |
38 | return CMD_RET_USAGE; | |
39 | ||
40 | str_env = getenv("dfu_alt_info"); | |
41 | if (str_env == NULL) { | |
42 | printf("%s: \"dfu_alt_info\" env variable not defined!\n", | |
43 | __func__); | |
44 | return CMD_RET_FAILURE; | |
45 | } | |
46 | ||
47 | env_bkp = strdup(str_env); | |
48 | ret = dfu_config_entities(env_bkp, argv[1], | |
49 | (int)simple_strtoul(argv[2], NULL, 10)); | |
50 | if (ret) | |
51 | return CMD_RET_FAILURE; | |
52 | ||
df93cd9c | 53 | if (argc > 3 && strcmp(argv[3], "list") == 0) { |
a006a5de ŁM |
54 | dfu_show_entities(); |
55 | goto done; | |
56 | } | |
57 | ||
ea3e2122 | 58 | #ifdef CONFIG_TRATS |
a006a5de | 59 | board_usb_init(); |
ea3e2122 PA |
60 | #endif |
61 | ||
a006a5de ŁM |
62 | g_dnl_register(s); |
63 | while (1) { | |
64 | if (ctrlc()) | |
65 | goto exit; | |
66 | ||
67 | usb_gadget_handle_interrupts(); | |
68 | } | |
69 | exit: | |
70 | g_dnl_unregister(); | |
71 | done: | |
72 | dfu_free_entities(); | |
73 | free(env_bkp); | |
74 | ||
75 | return CMD_RET_SUCCESS; | |
76 | } | |
77 | ||
78 | U_BOOT_CMD(dfu, CONFIG_SYS_MAXARGS, 1, do_dfu, | |
79 | "Device Firmware Upgrade", | |
80 | "<interface> <dev> [list]\n" | |
81 | " - device firmware upgrade on a device <dev>\n" | |
82 | " attached to interface <interface>\n" | |
83 | " [list] - list available alt settings" | |
84 | ); |