dfu.c
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/*
* cmd_dfu.c -- dfu command
*
* Copyright (C) 2015
* Lukasz Majewski <l.majewski@majess.pl>
*
* Copyright (C) 2012 Samsung Electronics
* authors: Andrzej Pietrasiewicz <andrzej.p@samsung.com>
* Lukasz Majewski <l.majewski@samsung.com>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <watchdog.h>
#include <dfu.h>
#include <console.h>
#include <g_dnl.h>
#include <usb.h>
#include <net.h>
static int do_dfu(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
if (argc < 4)
return CMD_RET_USAGE;
#ifdef CONFIG_DFU_OVER_USB
char *usb_controller = argv[1];
#endif
char *interface = argv[2];
char *devstring = argv[3];
int ret = 0;
#ifdef CONFIG_DFU_OVER_TFTP
unsigned long addr = 0;
if (!strcmp(argv[1], "tftp")) {
if (argc == 5)
addr = simple_strtoul(argv[4], NULL, 0);
return update_tftp(addr, interface, devstring);
}
#endif
#ifdef CONFIG_DFU_OVER_USB
ret = dfu_init_env_entities(interface, devstring);
if (ret)
goto done;
ret = CMD_RET_SUCCESS;
if (argc > 4 && strcmp(argv[4], "list") == 0) {
dfu_show_entities();
goto done;
}
int controller_index = simple_strtoul(usb_controller, NULL, 0);
run_usb_dnl_gadget(controller_index, "usb_dnl_dfu");
done:
dfu_free_entities();
#endif
return ret;
}
U_BOOT_CMD(dfu, CONFIG_SYS_MAXARGS, 1, do_dfu,
"Device Firmware Upgrade",
#ifdef CONFIG_DFU_OVER_USB
"<USB_controller> <interface> <dev> [list]\n"
" - device firmware upgrade via <USB_controller>\n"
" on device <dev>, attached to interface\n"
" <interface>\n"
" [list] - list available alt settings\n"
#endif
#ifdef CONFIG_DFU_OVER_TFTP
#ifdef CONFIG_DFU_OVER_USB
"dfu "
#endif
"tftp <interface> <dev> [<addr>]\n"
" - device firmware upgrade via TFTP\n"
" on device <dev>, attached to interface\n"
" <interface>\n"
" [<addr>] - address where FIT image has been stored\n"
#endif
);