vphn.h 528 B

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  1. /* SPDX-License-Identifier: GPL-2.0 */
  2. #ifndef _ARCH_POWERPC_MM_VPHN_H_
  3. #define _ARCH_POWERPC_MM_VPHN_H_
  4. /* The H_HOME_NODE_ASSOCIATIVITY h_call returns 6 64-bit registers.
  5. */
  6. #define VPHN_REGISTER_COUNT 6
  7. /*
  8. * 6 64-bit registers unpacked into up to 24 be32 associativity values. To
  9. * form the complete property we have to add the length in the first cell.
  10. */
  11. #define VPHN_ASSOC_BUFSIZE (VPHN_REGISTER_COUNT*sizeof(u64)/sizeof(u16) + 1)
  12. extern int vphn_unpack_associativity(const long *packed, __be32 *unpacked);
  13. #endif