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cache-nop.S

cache-nop.S 1.3 KB
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  1. /*
    2. 

  2.  * This program is free software; you can redistribute it and/or modify
    3. 

  3.  * it under the terms of the GNU General Public License version 2 as
    4. 

  4.  * published by the Free Software Foundation.
    5. 

  5.  */
    6. 

  6. #include <linux/linkage.h>
    7. 

  7. #include <linux/init.h>
    8. 

  8. 

  9. #include "proc-macros.S"
    10. 

  10. 

  11. ENTRY(nop_flush_icache_all)
    12. 

  12. 	mov	pc, lr
    13. 

  13. ENDPROC(nop_flush_icache_all)
    14. 

  14. 

  15. 	.globl nop_flush_kern_cache_all
    16. 

  16. 	.equ nop_flush_kern_cache_all, nop_flush_icache_all
    17. 

  17. 

  18. 	.globl nop_flush_kern_cache_louis
    19. 

  19. 	.equ nop_flush_kern_cache_louis, nop_flush_icache_all
    20. 

  20. 

  21. 	.globl nop_flush_user_cache_all
    22. 

  22. 	.equ nop_flush_user_cache_all, nop_flush_icache_all
    23. 

  23. 

  24. 	.globl nop_flush_user_cache_range
    25. 

  25. 	.equ nop_flush_user_cache_range, nop_flush_icache_all
    26. 

  26. 

  27. 	.globl nop_coherent_kern_range
    28. 

  28. 	.equ nop_coherent_kern_range, nop_flush_icache_all
    29. 

  29. 

  30. ENTRY(nop_coherent_user_range)
    31. 

  31. 	mov	r0, 0
    32. 

  32. 	mov	pc, lr
    33. 

  33. ENDPROC(nop_coherent_user_range)
    34. 

  34. 

  35. 	.globl nop_flush_kern_dcache_area
    36. 

  36. 	.equ nop_flush_kern_dcache_area, nop_flush_icache_all
    37. 

  37. 

  38. 	.globl nop_dma_flush_range
    39. 

  39. 	.equ nop_dma_flush_range, nop_flush_icache_all
    40. 

  40. 

  41. 	.globl nop_dma_map_area
    42. 

  42. 	.equ nop_dma_map_area, nop_flush_icache_all
    43. 

  43. 

  44. 	.globl nop_dma_unmap_area
    45. 

  45. 	.equ nop_dma_unmap_area, nop_flush_icache_all
    46. 

  46. 

  47. 	__INITDATA
    48. 

  48. 

  49. 	@ define struct cpu_cache_fns (see <asm/cacheflush.h> and proc-macros.S)
    50. 

  50. 	define_cache_functions nop
    51.