/* * cmd_dfu.c -- dfu command * * Copyright (C) 2012 Samsung Electronics * authors: Andrzej Pietrasiewicz <andrzej.p@samsung.com> * Lukasz Majewski <l.majewski@samsung.com> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #include <common.h> #include <command.h> #include <malloc.h> #include <dfu.h> #include <asm/errno.h> #include <g_dnl.h> static int do_dfu(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) { const char *str_env; char *s = "dfu"; char *env_bkp; int ret; if (argc < 3) return CMD_RET_USAGE; str_env = getenv("dfu_alt_info"); if (str_env == NULL) { printf("%s: \"dfu_alt_info\" env variable not defined!\n", __func__); return CMD_RET_FAILURE; } env_bkp = strdup(str_env); ret = dfu_config_entities(env_bkp, argv[1], (int)simple_strtoul(argv[2], NULL, 10)); if (ret) return CMD_RET_FAILURE; if (strcmp(argv[3], "list") == 0) { dfu_show_entities(); goto done; } board_usb_init(); g_dnl_register(s); while (1) { if (ctrlc()) goto exit; usb_gadget_handle_interrupts(); } exit: g_dnl_unregister(); done: dfu_free_entities(); free(env_bkp); return CMD_RET_SUCCESS; } U_BOOT_CMD(dfu, CONFIG_SYS_MAXARGS, 1, do_dfu, "Device Firmware Upgrade", "<interface> <dev> [list]\n" " - device firmware upgrade on a device <dev>\n" " attached to interface <interface>\n" " [list] - list available alt settings" );