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dfu.c
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// SPDX-License-Identifier: GPL-2.0+
/*
* cmd_dfu.c -- dfu command
*
* Copyright (C) 2015
* Lukasz Majewski <[email protected]>
*
* Copyright (C) 2012 Samsung Electronics
* authors: Andrzej Pietrasiewicz <[email protected]>
* Lukasz Majewski <[email protected]>
*/
#include <common.h>
#include <command.h>
#include <watchdog.h>
#include <dfu.h>
#include <console.h>
#include <g_dnl.h>
#include <usb.h>
#include <net.h>
static int do_dfu(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[])
{
if (argc < 2)
return CMD_RET_USAGE;
#ifdef CONFIG_DFU_OVER_USB
char *usb_controller = argv[1];
#endif
char *interface = NULL;
char *devstring = NULL;
#if defined(CONFIG_DFU_TIMEOUT) || defined(CONFIG_DFU_OVER_TFTP)
unsigned long value = 0;
#endif
if (argc >= 4) {
interface = argv[2];
devstring = argv[3];
}
#if defined(CONFIG_DFU_TIMEOUT) || defined(CONFIG_DFU_OVER_TFTP)
if (argc == 5 || argc == 3)
value = simple_strtoul(argv[argc - 1], NULL, 0);
#endif
int ret = 0;
#ifdef CONFIG_DFU_OVER_TFTP
if (!strcmp(argv[1], "tftp"))
return update_tftp(value, interface, devstring);
#endif
ret = dfu_init_env_entities(interface, devstring);
if (ret)
goto done;
#ifdef CONFIG_DFU_TIMEOUT
dfu_set_timeout(value * 1000);
#endif
ret = CMD_RET_SUCCESS;
if (strcmp(argv[argc - 1], "list") == 0) {
dfu_show_entities();
goto done;
}
#ifdef CONFIG_DFU_OVER_USB
int controller_index = simple_strtoul(usb_controller, NULL, 0);
bool retry = false;
do {
ret = run_usb_dnl_gadget(controller_index, "usb_dnl_dfu");
if (dfu_reinit_needed) {
dfu_free_entities();
ret = dfu_init_env_entities(interface, devstring);
if (ret)
goto done;
retry = true;
}
} while (retry);
#endif
done:
dfu_free_entities();
return ret;
}
U_BOOT_CMD(dfu, CONFIG_SYS_MAXARGS, 1, do_dfu,
"Device Firmware Upgrade",
""
#ifdef CONFIG_DFU_OVER_USB
#ifdef CONFIG_DFU_TIMEOUT
"<USB_controller> [<interface> <dev>] [<timeout>] [list]\n"
#else
"<USB_controller> [<interface> <dev>] [list]\n"
#endif
" - device firmware upgrade via <USB_controller>\n"
" on device <dev>, attached to interface\n"
" <interface>\n"
#ifdef CONFIG_DFU_TIMEOUT
" [<timeout>] - specify inactivity timeout in seconds\n"
#endif
#endif
" [list] - list available alt settings\n"
#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
);