thordown.c 1.7 KB

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  1. // SPDX-License-Identifier: GPL-2.0+
  2. /*
  3. * cmd_thordown.c -- USB TIZEN "THOR" Downloader gadget
  4. *
  5. * Copyright (C) 2013 Lukasz Majewski <l.majewski@samsung.com>
  6. * All rights reserved.
  7. */
  8. #include <common.h>
  9. #include <command.h>
  10. #include <thor.h>
  11. #include <dfu.h>
  12. #include <g_dnl.h>
  13. #include <usb.h>
  14. int do_thor_down(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[])
  15. {
  16. if (argc < 4)
  17. return CMD_RET_USAGE;
  18. char *usb_controller = argv[1];
  19. char *interface = argv[2];
  20. char *devstring = argv[3];
  21. int ret;
  22. puts("TIZEN \"THOR\" Downloader\n");
  23. ret = dfu_init_env_entities(interface, devstring);
  24. if (ret)
  25. goto done;
  26. int controller_index = simple_strtoul(usb_controller, NULL, 0);
  27. ret = usb_gadget_initialize(controller_index);
  28. if (ret) {
  29. pr_err("USB init failed: %d\n", ret);
  30. ret = CMD_RET_FAILURE;
  31. goto exit;
  32. }
  33. ret = g_dnl_register("usb_dnl_thor");
  34. if (ret) {
  35. pr_err("g_dnl_register failed %d\n", ret);
  36. ret = CMD_RET_FAILURE;
  37. goto exit;
  38. }
  39. ret = thor_init();
  40. if (ret) {
  41. pr_err("THOR DOWNLOAD failed: %d\n", ret);
  42. ret = CMD_RET_FAILURE;
  43. goto exit;
  44. }
  45. do {
  46. ret = thor_handle();
  47. if (ret == THOR_DFU_REINIT_NEEDED) {
  48. dfu_free_entities();
  49. ret = dfu_init_env_entities(interface, devstring);
  50. }
  51. if (ret) {
  52. pr_err("THOR failed: %d\n", ret);
  53. ret = CMD_RET_FAILURE;
  54. goto exit;
  55. }
  56. } while (ret == 0);
  57. exit:
  58. g_dnl_unregister();
  59. usb_gadget_release(controller_index);
  60. done:
  61. dfu_free_entities();
  62. return ret;
  63. }
  64. U_BOOT_CMD(thordown, CONFIG_SYS_MAXARGS, 1, do_thor_down,
  65. "TIZEN \"THOR\" downloader",
  66. "<USB_controller> <interface> <dev>\n"
  67. " - device software upgrade via LTHOR TIZEN download\n"
  68. " program via <USB_controller> on device <dev>,\n"
  69. " attached to interface <interface>\n"
  70. );