cacheops.h 2.2 KB

12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758596061626364656667686970717273747576777879808182838485868788
  1. /*
  2. * Cache operations for the cache instruction.
  3. *
  4. * This file is subject to the terms and conditions of the GNU General Public
  5. * License. See the file "COPYING" in the main directory of this archive
  6. * for more details.
  7. *
  8. * (C) Copyright 1996, 97, 99, 2002, 03 Ralf Baechle
  9. * (C) Copyright 1999 Silicon Graphics, Inc.
  10. */
  11. #ifndef __ASM_CACHEOPS_H
  12. #define __ASM_CACHEOPS_H
  13. /*
  14. * Cache Operations available on all MIPS processors with R4000-style caches
  15. */
  16. #define Index_Invalidate_I 0x00
  17. #define Index_Writeback_Inv_D 0x01
  18. #define Index_Load_Tag_I 0x04
  19. #define Index_Load_Tag_D 0x05
  20. #define Index_Store_Tag_I 0x08
  21. #define Index_Store_Tag_D 0x09
  22. #define Hit_Invalidate_I 0x10
  23. #define Hit_Invalidate_D 0x11
  24. #define Hit_Writeback_Inv_D 0x15
  25. /*
  26. * R4000-specific cacheops
  27. */
  28. #define Create_Dirty_Excl_D 0x0d
  29. #define Fill 0x14
  30. #define Hit_Writeback_I 0x18
  31. #define Hit_Writeback_D 0x19
  32. /*
  33. * R4000SC and R4400SC-specific cacheops
  34. */
  35. #define Index_Invalidate_SI 0x02
  36. #define Index_Writeback_Inv_SD 0x03
  37. #define Index_Load_Tag_SI 0x06
  38. #define Index_Load_Tag_SD 0x07
  39. #define Index_Store_Tag_SI 0x0A
  40. #define Index_Store_Tag_SD 0x0B
  41. #define Create_Dirty_Excl_SD 0x0f
  42. #define Hit_Invalidate_SI 0x12
  43. #define Hit_Invalidate_SD 0x13
  44. #define Hit_Writeback_Inv_SD 0x17
  45. #define Hit_Writeback_SD 0x1b
  46. #define Hit_Set_Virtual_SI 0x1e
  47. #define Hit_Set_Virtual_SD 0x1f
  48. /*
  49. * R5000-specific cacheops
  50. */
  51. #define R5K_Page_Invalidate_S 0x17
  52. /*
  53. * RM7000-specific cacheops
  54. */
  55. #define Page_Invalidate_T 0x16
  56. #define Index_Store_Tag_T 0x0a
  57. #define Index_Load_Tag_T 0x06
  58. /*
  59. * R10000-specific cacheops
  60. *
  61. * Cacheops 0x02, 0x06, 0x0a, 0x0c-0x0e, 0x16, 0x1a and 0x1e are unused.
  62. * Most of the _S cacheops are identical to the R4000SC _SD cacheops.
  63. */
  64. #define Index_Writeback_Inv_S 0x03
  65. #define Index_Load_Tag_S 0x07
  66. #define Index_Store_Tag_S 0x0B
  67. #define Hit_Invalidate_S 0x13
  68. #define Cache_Barrier 0x14
  69. #define Hit_Writeback_Inv_S 0x17
  70. #define Index_Load_Data_I 0x18
  71. #define Index_Load_Data_D 0x19
  72. #define Index_Load_Data_S 0x1b
  73. #define Index_Store_Data_I 0x1c
  74. #define Index_Store_Data_D 0x1d
  75. #define Index_Store_Data_S 0x1f
  76. /*
  77. * Loongson2-specific cacheops
  78. */
  79. #define Hit_Invalidate_I_Loongson23 0x00
  80. #endif /* __ASM_CACHEOPS_H */