blob: 46ececaee53f17665adeccb79a0ea647f9058b49 [file] [log] [blame]
// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright 2008 - 2009 Windriver, <www.windriver.com>
* Author: Tom Rix <Tom.Rix@windriver.com>
*
* (C) Copyright 2014 Linaro, Ltd.
* Rob Herring <robh@kernel.org>
*/
#include <common.h>
#include <command.h>
#include <console.h>
#include <fastboot.h>
#include <g_dnl.h>
#include <usb.h>
static int do_fastboot(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[])
{
int controller_index;
char *usb_controller;
int ret;
unsigned long host_connect_timeout_ms = 0;
if (argc < 2)
return CMD_RET_USAGE;
usb_controller = argv[1];
controller_index = simple_strtoul(usb_controller, NULL, 0);
/* Optional argv[2] is the timeout in ms. */
if (argc >= 3) {
host_connect_timeout_ms = simple_strtoul(argv[2], NULL, 0);
}
/*ret = board_usb_init(controller_index, USB_INIT_DEVICE);*/
ret = 0;
if (ret) {
pr_err("USB init failed: %d", ret);
return CMD_RET_FAILURE;
}
g_dnl_clear_detach();
ret = g_dnl_register("usb_dnl_fastboot");
if (ret)
return ret;
/* This doesn't seem to be hooked up on our board, so we can't rely
* on this to detect whether a host is connected or not. */
if (!g_dnl_board_usb_cable_connected()) {
puts("\rUSB cable not detected.\n" \
"Command exit.\n");
ret = CMD_RET_FAILURE;
goto exit;
}
unsigned long start_ticks = get_ticks();
unsigned long wait_ticks = usec2ticks(host_connect_timeout_ms * 1000);
while (1) {
if (g_dnl_detach())
break;
if (ctrlc())
break;
usb_gadget_handle_interrupts(controller_index);
if (host_connect_timeout_ms && !fastboot_host_connected &&
(get_ticks() - start_ticks) > wait_ticks) {
printf("Host USB not detected, exiting fastboot\n");
break;
}
}
ret = CMD_RET_SUCCESS;
exit:
g_dnl_unregister();
g_dnl_clear_detach();
board_usb_cleanup(controller_index, USB_INIT_DEVICE);
return ret;
}
U_BOOT_CMD(
fastboot, 3, 1, do_fastboot,
"use USB Fastboot protocol",
" <USB_controller> [<timeout_ms>]\n"
" - run as a fastboot usb device"
);