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         char *interface = argv[2];
  31         char *devstring = argv[3];
  32
  33         int ret = 0;
  34 #ifdef CONFIG_DFU_OVER_TFTP
  35         unsigned long addr = 0;
  36         if (!strcmp(argv[1], "tftp")) {
  37                 if (argc == 5)
  38                         addr = simple_strtoul(argv[4], NULL, 0);
  39
  40                 return update_tftp(addr, interface, devstring);
  41         }
  42 #endif
  43 #ifdef CONFIG_DFU_OVER_USB
  44         ret = dfu_init_env_entities(interface, devstring);
  45         if (ret)
  46                 goto done;
  47
  48         ret = CMD_RET_SUCCESS;
  49         if (argc > 4 && strcmp(argv[4], "list") == 0) {
  50                 dfu_show_entities();
  51                 goto done;
  52         }
  53
  54         int controller_index = simple_strtoul(usb_controller, NULL, 0);
  55
  56         run_usb_dnl_gadget(controller_index, "usb_dnl_dfu");
  57
  58 done:
  59         dfu_free_entities();
  60 #endif
  61         return ret;
  62 }
  63
  64 U_BOOT_CMD(dfu, CONFIG_SYS_MAXARGS, 1, do_dfu,
  65         "Device Firmware Upgrade",
  66 #ifdef CONFIG_DFU_OVER_USB
  67         "<USB_controller> <interface> <dev> [list]\n"
  68         "  - device firmware upgrade via <USB_controller>\n"
  69         "    on device <dev>, attached to interface\n"
  70         "    <interface>\n"
  71         "    [list] - list available alt settings\n"
  72 #endif
  73 #ifdef CONFIG_DFU_OVER_TFTP
  74 #ifdef CONFIG_DFU_OVER_USB
  75         "dfu "
  76 #endif
  77         "tftp <interface> <dev> [<addr>]\n"
  78         "  - device firmware upgrade via TFTP\n"
  79         "    on device <dev>, attached to interface\n"
  80         "    <interface>\n"
  81         "    [<addr>] - address where FIT image has been stored\n"
  82 #endif
  83 );