startup.S 1.0 KB

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  1. /*
  2. * (C) Copyright 2013 Free Software Foundation
  3. *
  4. * This program is free software; you can redistribute it and/or
  5. * modify it under the terms of the GNU General Public License as
  6. * published by the Free Software Foundation; either version 2 of
  7. * the License, or (at your option) any later version.
  8. *
  9. * This program is distributed in the hope that it will be useful,
  10. * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  12. * GNU General Public License for more details.
  13. *
  14. * You should have received a copy of the GNU General Public License
  15. * along with this program; if not, write to the Free Software
  16. * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  17. * MA 02111-1307 USA
  18. *
  19. */
  20. #include <grub/symbol.h>
  21. .file "startup.S"
  22. .text
  23. .arm
  24. FUNCTION(_start)
  25. /*
  26. * EFI_SYSTEM_TABLE and EFI_HANDLE are passed in r1/r0.
  27. */
  28. ldr ip, =EXT_C(grub_efi_image_handle)
  29. str r0, [ip]
  30. ldr ip, =EXT_C(grub_efi_system_table)
  31. str r1, [ip]
  32. ldr ip, =EXT_C(grub_main)
  33. bx ip
  34. END