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Diffstat (limited to 'lib/psci/psci_suspend.c')
-rw-r--r--lib/psci/psci_suspend.c14
1 files changed, 10 insertions, 4 deletions
diff --git a/lib/psci/psci_suspend.c b/lib/psci/psci_suspend.c
index 6d5c099fb..da9f328a5 100644
--- a/lib/psci/psci_suspend.c
+++ b/lib/psci/psci_suspend.c
@@ -1,5 +1,5 @@
/*
- * Copyright (c) 2013-2018, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2013-2020, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
@@ -25,7 +25,7 @@
* This function does generic and platform specific operations after a wake-up
* from standby/retention states at multiple power levels.
******************************************************************************/
-static void psci_suspend_to_standby_finisher(int cpu_idx,
+static void psci_suspend_to_standby_finisher(unsigned int cpu_idx,
unsigned int end_pwrlvl)
{
unsigned int parent_nodes[PLAT_MAX_PWR_LVL] = {0};
@@ -157,7 +157,7 @@ void psci_cpu_suspend_start(const entry_point_info_t *ep,
unsigned int is_power_down_state)
{
int skip_wfi = 0;
- int idx = (int) plat_my_core_pos();
+ unsigned int idx = plat_my_core_pos();
unsigned int parent_nodes[PLAT_MAX_PWR_LVL] = {0};
/*
@@ -276,7 +276,7 @@ exit:
* are called by the common finisher routine in psci_common.c. The `state_info`
* is the psci_power_state from which this CPU has woken up from.
******************************************************************************/
-void psci_cpu_suspend_finish(int cpu_idx, const psci_power_state_t *state_info)
+void psci_cpu_suspend_finish(unsigned int cpu_idx, const psci_power_state_t *state_info)
{
unsigned int counter_freq;
unsigned int max_off_lvl;
@@ -304,6 +304,12 @@ void psci_cpu_suspend_finish(int cpu_idx, const psci_power_state_t *state_info)
counter_freq = plat_get_syscnt_freq2();
write_cntfrq_el0(counter_freq);
+#if ENABLE_PAUTH
+ /* Store APIAKey_EL1 key */
+ set_cpu_data(apiakey[0], read_apiakeylo_el1());
+ set_cpu_data(apiakey[1], read_apiakeyhi_el1());
+#endif /* ENABLE_PAUTH */
+
/*
* Call the cpu suspend finish handler registered by the Secure Payload
* Dispatcher to let it do any bookeeping. If the handler encounters an