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| author | Tom Rini <trini@konsulko.com> | 2016-07-15 10:44:01 -0400 |
|---|---|---|
| committer | Tom Rini <trini@konsulko.com> | 2016-07-15 10:44:01 -0400 |
| commit | 1f9ef0dca0a1315f0a216808ade8946bcc54e2b4 (patch) | |
| tree | 681b36952636ee3b649e70f426ea4b9c024c397e /arch/arm/cpu/armv7/psci-common.c | |
| parent | 926fbcc08327bd0ffb9964765e6573c432957998 (diff) | |
| parent | b7073965a343fca2bcde4195fbba664c98f309d8 (diff) | |
Merge branch 'master' of http://git.denx.de/u-boot-sunxi
Diffstat (limited to 'arch/arm/cpu/armv7/psci-common.c')
| -rw-r--r-- | arch/arm/cpu/armv7/psci-common.c | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/arch/arm/cpu/armv7/psci-common.c b/arch/arm/cpu/armv7/psci-common.c new file mode 100644 index 0000000000..d14b693747 --- /dev/null +++ b/arch/arm/cpu/armv7/psci-common.c @@ -0,0 +1,39 @@ +/* + * Common PSCI functions + * + * Copyright (C) 2016 Chen-Yu Tsai + * Author: Chen-Yu Tsai <wens@csie.org> + * + * 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 <http://www.gnu.org/licenses/>. + */ + +#include <config.h> +#include <asm/armv7.h> +#include <asm/macro.h> +#include <asm/psci.h> +#include <asm/secure.h> +#include <linux/linkage.h> + +static u32 psci_target_pc[CONFIG_ARMV7_PSCI_NR_CPUS] __secure_data = { 0 }; + +void __secure psci_save_target_pc(int cpu, u32 pc) +{ + psci_target_pc[cpu] = pc; + DSB; +} + +u32 __secure psci_get_target_pc(int cpu) +{ + return psci_target_pc[cpu]; +} + |