cacheops.h 1.5 KB

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  1. /* SPDX-License-Identifier: GPL-2.0 */
  2. /*
  3. * Cache operations for the cache instruction.
  4. *
  5. * Copyright (C) 2020-2022 Loongson Technology Corporation Limited
  6. */
  7. #ifndef __ASM_CACHEOPS_H
  8. #define __ASM_CACHEOPS_H
  9. /*
  10. * Most cache ops are split into a 3 bit field identifying the cache, and a 2
  11. * bit field identifying the cache operation.
  12. */
  13. #define CacheOp_Cache 0x07
  14. #define CacheOp_Op 0x18
  15. #define Cache_LEAF0 0x00
  16. #define Cache_LEAF1 0x01
  17. #define Cache_LEAF2 0x02
  18. #define Cache_LEAF3 0x03
  19. #define Cache_LEAF4 0x04
  20. #define Cache_LEAF5 0x05
  21. #define Index_Invalidate 0x08
  22. #define Index_Writeback_Inv 0x08
  23. #define Hit_Invalidate 0x10
  24. #define Hit_Writeback_Inv 0x10
  25. #define CacheOp_User_Defined 0x18
  26. #define Index_Writeback_Inv_LEAF0 (Cache_LEAF0 | Index_Writeback_Inv)
  27. #define Index_Writeback_Inv_LEAF1 (Cache_LEAF1 | Index_Writeback_Inv)
  28. #define Index_Writeback_Inv_LEAF2 (Cache_LEAF2 | Index_Writeback_Inv)
  29. #define Index_Writeback_Inv_LEAF3 (Cache_LEAF3 | Index_Writeback_Inv)
  30. #define Index_Writeback_Inv_LEAF4 (Cache_LEAF4 | Index_Writeback_Inv)
  31. #define Index_Writeback_Inv_LEAF5 (Cache_LEAF5 | Index_Writeback_Inv)
  32. #define Hit_Writeback_Inv_LEAF0 (Cache_LEAF0 | Hit_Writeback_Inv)
  33. #define Hit_Writeback_Inv_LEAF1 (Cache_LEAF1 | Hit_Writeback_Inv)
  34. #define Hit_Writeback_Inv_LEAF2 (Cache_LEAF2 | Hit_Writeback_Inv)
  35. #define Hit_Writeback_Inv_LEAF3 (Cache_LEAF3 | Hit_Writeback_Inv)
  36. #define Hit_Writeback_Inv_LEAF4 (Cache_LEAF4 | Hit_Writeback_Inv)
  37. #define Hit_Writeback_Inv_LEAF5 (Cache_LEAF5 | Hit_Writeback_Inv)
  38. #endif /* __ASM_CACHEOPS_H */