u-boot/cmd/thordown.c
Marek Szyprowski e47431aa5c thor: add support for the dfu_alt_info reintialization from the flashed script
Reinitialize dfu_env_entities after flashing the 'SCRIPT' entity to
ensure that the potential changes to the 'dfu_alt_info' environment
variable are applied.

Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
2021-01-31 14:08:56 +01:00

82 lines
1.7 KiB
C

// SPDX-License-Identifier: GPL-2.0+
/*
* cmd_thordown.c -- USB TIZEN "THOR" Downloader gadget
*
* Copyright (C) 2013 Lukasz Majewski <l.majewski@samsung.com>
* All rights reserved.
*/
#include <common.h>
#include <command.h>
#include <thor.h>
#include <dfu.h>
#include <g_dnl.h>
#include <usb.h>
int do_thor_down(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[])
{
if (argc < 4)
return CMD_RET_USAGE;
char *usb_controller = argv[1];
char *interface = argv[2];
char *devstring = argv[3];
int ret;
puts("TIZEN \"THOR\" Downloader\n");
ret = dfu_init_env_entities(interface, devstring);
if (ret)
goto done;
int controller_index = simple_strtoul(usb_controller, NULL, 0);
ret = usb_gadget_initialize(controller_index);
if (ret) {
pr_err("USB init failed: %d\n", ret);
ret = CMD_RET_FAILURE;
goto exit;
}
ret = g_dnl_register("usb_dnl_thor");
if (ret) {
pr_err("g_dnl_register failed %d\n", ret);
ret = CMD_RET_FAILURE;
goto exit;
}
ret = thor_init();
if (ret) {
pr_err("THOR DOWNLOAD failed: %d\n", ret);
ret = CMD_RET_FAILURE;
goto exit;
}
do {
ret = thor_handle();
if (ret == THOR_DFU_REINIT_NEEDED) {
dfu_free_entities();
ret = dfu_init_env_entities(interface, devstring);
}
if (ret) {
pr_err("THOR failed: %d\n", ret);
ret = CMD_RET_FAILURE;
goto exit;
}
} while (ret == 0);
exit:
g_dnl_unregister();
usb_gadget_release(controller_index);
done:
dfu_free_entities();
return ret;
}
U_BOOT_CMD(thordown, CONFIG_SYS_MAXARGS, 1, do_thor_down,
"TIZEN \"THOR\" downloader",
"<USB_controller> <interface> <dev>\n"
" - device software upgrade via LTHOR TIZEN download\n"
" program via <USB_controller> on device <dev>,\n"
" attached to interface <interface>\n"
);