arch/powerpc/mm/vphn.h

   1 #ifndef _ARCH_POWERPC_MM_VPHN_H_
   2 #define _ARCH_POWERPC_MM_VPHN_H_
   3
   4 /* The H_HOME_NODE_ASSOCIATIVITY h_call returns 6 64-bit registers.
   5  */
   6 #define VPHN_REGISTER_COUNT 6
   7
   8 /*
   9  * 6 64-bit registers unpacked into up to 24 be32 associativity values. To
  10  * form the complete property we have to add the length in the first cell.
  11  */
  12 #define VPHN_ASSOC_BUFSIZE (VPHN_REGISTER_COUNT*sizeof(u64)/sizeof(u16) + 1)
  13
  14 extern int vphn_unpack_associativity(const long *packed, __be32 *unpacked);
  15
  16 #endif