2 * Common PSCI functions
4 * Copyright (C) 2016 Chen-Yu Tsai
5 * Author: Chen-Yu Tsai <wens@csie.org>
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License version 2 as
9 * published by the Free Software Foundation.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program. If not, see <http://www.gnu.org/licenses/>.
21 #include <asm/armv7.h>
22 #include <asm/macro.h>
24 #include <asm/secure.h>
25 #include <linux/linkage.h>
27 static u32 psci_target_pc[CONFIG_ARMV7_PSCI_NR_CPUS] __secure_data = { 0 };
28 static u32 psci_context_id[CONFIG_ARMV7_PSCI_NR_CPUS] __secure_data = { 0 };
30 void __secure psci_save(int cpu, u32 pc, u32 context_id)
32 psci_target_pc[cpu] = pc;
33 psci_context_id[cpu] = context_id;
37 u32 __secure psci_get_target_pc(int cpu)
39 return psci_target_pc[cpu];
42 u32 __secure psci_get_context_id(int cpu)
44 return psci_context_id[cpu];