From 57f0f512b273f60d52568b8c6b77e17f5636edc0 Mon Sep 17 00:00:00 2001 From: André Fabian Silva Delgado Date: Wed, 5 Aug 2015 17:04:01 -0300 Subject: Initial import --- arch/arm64/include/asm/smp_plat.h | 45 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 45 insertions(+) create mode 100644 arch/arm64/include/asm/smp_plat.h (limited to 'arch/arm64/include/asm/smp_plat.h') diff --git a/arch/arm64/include/asm/smp_plat.h b/arch/arm64/include/asm/smp_plat.h new file mode 100644 index 000000000..8dcd61e32 --- /dev/null +++ b/arch/arm64/include/asm/smp_plat.h @@ -0,0 +1,45 @@ +/* + * Definitions specific to SMP platforms. + * + * Copyright (C) 2013 ARM Ltd. + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see . + */ + +#ifndef __ASM_SMP_PLAT_H +#define __ASM_SMP_PLAT_H + +#include + +struct mpidr_hash { + u64 mask; + u32 shift_aff[4]; + u32 bits; +}; + +extern struct mpidr_hash mpidr_hash; + +static inline u32 mpidr_hash_size(void) +{ + return 1 << mpidr_hash.bits; +} + +/* + * Logical CPU mapping. + */ +extern u64 __cpu_logical_map[NR_CPUS]; +#define cpu_logical_map(cpu) __cpu_logical_map[cpu] + +void __init do_post_cpus_up_work(void); + +#endif /* __ASM_SMP_PLAT_H */ -- cgit v1.2.3-54-g00ecf