cmd/dfu.c

   1 // SPDX-License-Identifier: GPL-2.0+
   2 /*
   3  * cmd_dfu.c -- dfu command
   4  *
   5  * Copyright (C) 2015
   6  * Lukasz Majewski <l.majewski@majess.pl>
   7  *
   8  * Copyright (C) 2012 Samsung Electronics
   9  * authors: Andrzej Pietrasiewicz <andrzej.p@samsung.com>
  10  *          Lukasz Majewski <l.majewski@samsung.com>
  11  */
  12
  13 #include <common.h>
  14 #include <watchdog.h>
  15 #include <dfu.h>
  16 #include <console.h>
  17 #include <g_dnl.h>
  18 #include <usb.h>
  19 #include <net.h>
  20
  21 static int do_dfu(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
  22 {
  23
  24         if (argc < 4)
  25                 return CMD_RET_USAGE;
  26
  27 #ifdef CONFIG_DFU_OVER_USB
  28         char *usb_controller = argv[1];
  29 #endif
  30 #if defined(CONFIG_DFU_OVER_USB) || defined(CONFIG_DFU_OVER_TFTP)
  31         char *interface = argv[2];
  32         char *devstring = argv[3];
  33 #endif
  34
  35         int ret = 0;
  36 #ifdef CONFIG_DFU_OVER_TFTP
  37         unsigned long addr = 0;
  38         if (!strcmp(argv[1], "tftp")) {
  39                 if (argc == 5)
  40                         addr = simple_strtoul(argv[4], NULL, 0);
  41
  42                 return update_tftp(addr, interface, devstring);
  43         }
  44 #endif
  45 #ifdef CONFIG_DFU_OVER_USB
  46         ret = dfu_init_env_entities(interface, devstring);
  47         if (ret)
  48                 goto done;
  49
  50         ret = CMD_RET_SUCCESS;
  51         if (argc > 4 && strcmp(argv[4], "list") == 0) {
  52                 dfu_show_entities();
  53                 goto done;
  54         }
  55
  56         int controller_index = simple_strtoul(usb_controller, NULL, 0);
  57
  58         run_usb_dnl_gadget(controller_index, "usb_dnl_dfu");
  59
  60 done:
  61         dfu_free_entities();
  62 #endif
  63         return ret;
  64 }
  65
  66 U_BOOT_CMD(dfu, CONFIG_SYS_MAXARGS, 1, do_dfu,
  67         "Device Firmware Upgrade",
  68         ""
  69 #ifdef CONFIG_DFU_OVER_USB
  70         "<USB_controller> <interface> <dev> [list]\n"
  71         "  - device firmware upgrade via <USB_controller>\n"
  72         "    on device <dev>, attached to interface\n"
  73         "    <interface>\n"
  74         "    [list] - list available alt settings\n"
  75 #endif
  76 #ifdef CONFIG_DFU_OVER_TFTP
  77 #ifdef CONFIG_DFU_OVER_USB
  78         "dfu "
  79 #endif
  80         "tftp <interface> <dev> [<addr>]\n"
  81         "  - device firmware upgrade via TFTP\n"
  82         "    on device <dev>, attached to interface\n"
  83         "    <interface>\n"
  84         "    [<addr>] - address where FIT image has been stored\n"
  85 #endif
  86 );