dfu.c 2.6 KB

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  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. #include <common.h>
  13. #include <command.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. static int do_dfu(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[])
  21. {
  22. if (argc < 2)
  23. return CMD_RET_USAGE;
  24. #ifdef CONFIG_DFU_OVER_USB
  25. char *usb_controller = argv[1];
  26. #endif
  27. #if defined(CONFIG_DFU_OVER_USB) || defined(CONFIG_DFU_OVER_TFTP)
  28. char *interface = NULL;
  29. char *devstring = NULL;
  30. #if defined(CONFIG_DFU_TIMEOUT) || defined(CONFIG_DFU_OVER_TFTP)
  31. unsigned long value = 0;
  32. #endif
  33. if (argc >= 4) {
  34. interface = argv[2];
  35. devstring = argv[3];
  36. }
  37. #if defined(CONFIG_DFU_TIMEOUT) || defined(CONFIG_DFU_OVER_TFTP)
  38. if (argc == 5 || argc == 3)
  39. value = simple_strtoul(argv[argc - 1], NULL, 0);
  40. #endif
  41. #endif
  42. int ret = 0;
  43. #ifdef CONFIG_DFU_OVER_TFTP
  44. if (!strcmp(argv[1], "tftp"))
  45. return update_tftp(value, interface, devstring);
  46. #endif
  47. #ifdef CONFIG_DFU_OVER_USB
  48. ret = dfu_init_env_entities(interface, devstring);
  49. if (ret)
  50. goto done;
  51. #ifdef CONFIG_DFU_TIMEOUT
  52. dfu_set_timeout(value * 1000);
  53. #endif
  54. ret = CMD_RET_SUCCESS;
  55. if (strcmp(argv[argc - 1], "list") == 0) {
  56. dfu_show_entities();
  57. goto done;
  58. }
  59. int controller_index = simple_strtoul(usb_controller, NULL, 0);
  60. bool retry = false;
  61. do {
  62. ret = run_usb_dnl_gadget(controller_index, "usb_dnl_dfu");
  63. if (dfu_reinit_needed) {
  64. dfu_free_entities();
  65. ret = dfu_init_env_entities(interface, devstring);
  66. if (ret)
  67. goto done;
  68. retry = true;
  69. }
  70. } while (retry);
  71. done:
  72. dfu_free_entities();
  73. #endif
  74. return ret;
  75. }
  76. U_BOOT_CMD(dfu, CONFIG_SYS_MAXARGS, 1, do_dfu,
  77. "Device Firmware Upgrade",
  78. ""
  79. #ifdef CONFIG_DFU_OVER_USB
  80. #ifdef CONFIG_DFU_TIMEOUT
  81. "<USB_controller> [<interface> <dev>] [<timeout>] [list]\n"
  82. #else
  83. "<USB_controller> [<interface> <dev>] [list]\n"
  84. #endif
  85. " - device firmware upgrade via <USB_controller>\n"
  86. " on device <dev>, attached to interface\n"
  87. " <interface>\n"
  88. #ifdef CONFIG_DFU_TIMEOUT
  89. " [<timeout>] - specify inactivity timeout in seconds\n"
  90. #endif
  91. " [list] - list available alt settings\n"
  92. #endif
  93. #ifdef CONFIG_DFU_OVER_TFTP
  94. #ifdef CONFIG_DFU_OVER_USB
  95. "dfu "
  96. #endif
  97. "tftp [<interface> <dev>] [<addr>]\n"
  98. " - device firmware upgrade via TFTP\n"
  99. " on device <dev>, attached to interface\n"
  100. " <interface>\n"
  101. " [<addr>] - address where FIT image has been stored\n"
  102. #endif
  103. );