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Greg Kurz4b6cfb22015-02-23 16:14:31 +01001#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/*
Greg Kurz3338a652015-02-23 16:14:37 +01009 * 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.
Greg Kurz4b6cfb22015-02-23 16:14:31 +010011 */
Greg Kurz3338a652015-02-23 16:14:37 +010012#define VPHN_ASSOC_BUFSIZE (VPHN_REGISTER_COUNT*sizeof(u64)/sizeof(u16) + 1)
Greg Kurz4b6cfb22015-02-23 16:14:31 +010013
14extern int vphn_unpack_associativity(const long *packed, __be32 *unpacked);
15
16#endif