/Ethereal-msm8939-beta9/arch/microblaze/include/asm/barrier.h

https://bitbucket.org/MilosStamenkovic95/etherealos · C Header · 27 lines · 14 code · 6 blank · 7 comment · 4 complexity · a8bdb552a061842db6a62aa15cf5e88f MD5 · raw file 

    

  1. /*
    2. 

  2.  * Copyright (C) 2006 Atmark Techno, Inc.
    3. 

  3.  *
    4. 

  4.  * This file is subject to the terms and conditions of the GNU General Public
    5. 

  5.  * License. See the file "COPYING" in the main directory of this archive
    6. 

  6.  * for more details.
    7. 

  7.  */
    8. 

  8. 

  9. #ifndef _ASM_MICROBLAZE_BARRIER_H
    10. 

  10. #define _ASM_MICROBLAZE_BARRIER_H
    11. 

  11. 

  12. #define nop()                  asm volatile ("nop")
    13. 

  13. 

  14. #define smp_read_barrier_depends()	do {} while (0)
    15. 

  15. #define read_barrier_depends()		do {} while (0)
    16. 

  16. 

  17. #define mb()			barrier()
    18. 

  18. #define rmb()			mb()
    19. 

  19. #define wmb()			mb()
    20. 

  20. #define set_mb(var, value)	do { var = value; mb(); } while (0)
    21. 

  21. #define set_wmb(var, value)	do { var = value; wmb(); } while (0)
    22. 

  22. 

  23. #define smp_mb()		mb()
    24. 

  24. #define smp_rmb()		rmb()
    25. 

  25. #define smp_wmb()		wmb()
    26. 

  26. 

  27. #endif /* _ASM_MICROBLAZE_BARRIER_H */
    28.