tlb.h 613 B

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  1. /* SPDX-License-Identifier: GPL-2.0 */
  2. #ifndef __ASM_TLB_H
  3. #define __ASM_TLB_H
  4. #include <asm/cpu-features.h>
  5. #include <asm/mipsregs.h>
  6. #define _UNIQUE_ENTRYHI(base, idx) \
  7. (((base) + ((idx) << (PAGE_SHIFT + 1))) | \
  8. (cpu_has_tlbinv ? MIPS_ENTRYHI_EHINV : 0))
  9. #define UNIQUE_ENTRYHI(idx) _UNIQUE_ENTRYHI(CKSEG0, idx)
  10. #define UNIQUE_GUEST_ENTRYHI(idx) _UNIQUE_ENTRYHI(CKSEG1, idx)
  11. static inline unsigned int num_wired_entries(void)
  12. {
  13. unsigned int wired = read_c0_wired();
  14. if (cpu_has_mips_r6)
  15. wired &= MIPSR6_WIRED_WIRED;
  16. return wired;
  17. }
  18. #include <asm-generic/tlb.h>
  19. #endif /* __ASM_TLB_H */