projects / people / ms / u-boot.git / blame
| Commit | Line | Data |
|---|---|---|
| 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 | ||
| 53 | if (strcmp(argv[3], "list") == 0) { | |
| 54 | dfu_show_entities(); | |
| 55 | goto done; | |
| 56 | } | |
| 57 | ||
| 58 | board_usb_init(); | |
| 59 | g_dnl_register(s); | |
| 60 | while (1) { | |
| 61 | if (ctrlc()) | |
| 62 | goto exit; | |
| 63 | ||
| 64 | usb_gadget_handle_interrupts(); | |
| 65 | } | |
| 66 | exit: | |
| 67 | g_dnl_unregister(); | |
| 68 | done: | |
| 69 | dfu_free_entities(); | |
| 70 | free(env_bkp); | |
| 71 | ||
| 72 | return CMD_RET_SUCCESS; | |
| 73 | } | |
| 74 | ||
| 75 | U_BOOT_CMD(dfu, CONFIG_SYS_MAXARGS, 1, do_dfu, | |
| 76 | "Device Firmware Upgrade", | |
| 77 | "<interface> <dev> [list]\n" | |
| 78 | " - device firmware upgrade on a device <dev>\n" | |
| 79 | " attached to interface <interface>\n" | |
| 80 | " [list] - list available alt settings" | |
| 81 | ); |