1/*
2 * Definitions specific to SMP platforms.
3 *
4 * Copyright (C) 2013 ARM Ltd.
5 *
6 * This program is free software: you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.
9 *
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13 * GNU General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License
16 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
17 */
18
19#ifndef __ASM_SMP_PLAT_H
20#define __ASM_SMP_PLAT_H
21
22#include <asm/types.h>
23
24struct mpidr_hash {
25	u64	mask;
26	u32	shift_aff[4];
27	u32	bits;
28};
29
30extern struct mpidr_hash mpidr_hash;
31
32static inline u32 mpidr_hash_size(void)
33{
34	return 1 << mpidr_hash.bits;
35}
36
37/*
38 * Logical CPU mapping.
39 */
40extern u64 __cpu_logical_map[NR_CPUS];
41#define cpu_logical_map(cpu)    __cpu_logical_map[cpu]
42
43#endif /* __ASM_SMP_PLAT_H */
44