board.h 1.2 KB

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  1. /*
  2. * File : board.h
  3. * This file is part of RT-Thread RTOS
  4. * COPYRIGHT (C) 2017, RT-Thread Development Team
  5. *
  6. * This program is free software; you can redistribute it and/or modify
  7. * it under the terms of the GNU General Public License as published by
  8. * the Free Software Foundation; either version 2 of the License, or
  9. * (at your option) any later version.
  10. *
  11. * This program is distributed in the hope that it will be useful,
  12. * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  14. * GNU General Public License for more details.
  15. *
  16. * You should have received a copy of the GNU General Public License along
  17. * with this program; if not, write to the Free Software Foundation, Inc.,
  18. * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  19. *
  20. * Change Logs:
  21. * Date Author Notes
  22. * 2017-5-30 Bernard the first version
  23. */
  24. #ifndef _BOARD_H_
  25. #define _BOARD_H_
  26. #include <stdint.h>
  27. extern unsigned char __bss_start;
  28. extern unsigned char __bss_end;
  29. #define RT_HW_HEAP_BEGIN (void*)&__bss_end
  30. #define RT_HW_HEAP_END (void*)(0x80000000 + 32 * 1024 * 1024)
  31. void rt_hw_board_init(void);
  32. #endif