bootm.c 1.6 KB

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  1. /*
  2. * (C) Copyright 2007 Michal Simek
  3. * (C) Copyright 2004 Atmark Techno, Inc.
  4. *
  5. * Michal SIMEK <monstr@monstr.eu>
  6. * Yasushi SHOJI <yashi@atmark-techno.com>
  7. *
  8. * See file CREDITS for list of people who contributed to this
  9. * project.
  10. *
  11. * This program is free software; you can redistribute it and/or
  12. * modify it under the terms of the GNU General Public License as
  13. * published by the Free Software Foundation; either version 2 of
  14. * the License, or (at your option) any later version.
  15. *
  16. * This program is distributed in the hope that it will be useful,
  17. * but WITHOUT ANY WARRANTY; without even the implied warranty of
  18. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  19. * GNU General Public License for more details.
  20. *
  21. * You should have received a copy of the GNU General Public License
  22. * along with this program; if not, write to the Free Software
  23. * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  24. * MA 02111-1307 USA
  25. */
  26. #include <common.h>
  27. #include <command.h>
  28. #include <image.h>
  29. #include <u-boot/zlib.h>
  30. #include <asm/byteorder.h>
  31. DECLARE_GLOBAL_DATA_PTR;
  32. int do_bootm_linux(int flag, int argc, char *argv[], bootm_headers_t *images)
  33. {
  34. /* First parameter is mapped to $r5 for kernel boot args */
  35. void (*theKernel) (char *);
  36. char *commandline = getenv ("bootargs");
  37. if ((flag != 0) && (flag != BOOTM_STATE_OS_GO))
  38. return 1;
  39. theKernel = (void (*)(char *))images->ep;
  40. show_boot_progress (15);
  41. #ifdef DEBUG
  42. printf ("## Transferring control to Linux (at address %08lx) ...\n",
  43. (ulong) theKernel);
  44. #endif
  45. theKernel (commandline);
  46. /* does not return */
  47. return 1;
  48. }