Signed-off-by: Ralf Ramsauer <[email protected]>
---
inmates/lib/arm-common/include/psci.h | 1 +
inmates/lib/arm-common/psci.c | 8 ++++++++
2 files changed, 9 insertions(+)
diff --git a/inmates/lib/arm-common/include/psci.h
b/inmates/lib/arm-common/include/psci.h
index c850fbd8..3cce9614 100644
--- a/inmates/lib/arm-common/include/psci.h
+++ b/inmates/lib/arm-common/include/psci.h
@@ -67,3 +67,4 @@ static inline void *stack_top(struct stack_sp *stack_sp)
unsigned int psci_version(void);
int psci_cpu_on(unsigned int cpu_id, void (*c_entry)(unsigned int),
struct stack *stack);
+void __attribute__((noreturn)) psci_cpu_off(void);
diff --git a/inmates/lib/arm-common/psci.c b/inmates/lib/arm-common/psci.c
index 25b4a102..2e630fad 100644
--- a/inmates/lib/arm-common/psci.c
+++ b/inmates/lib/arm-common/psci.c
@@ -70,3 +70,11 @@ int psci_cpu_on(unsigned int cpu_id, void
(*c_entry)(unsigned int),
return 0;
}
+
+void __attribute__((noreturn)) psci_cpu_off(void)
+{
+ /* point of no return */
+ psci_call(PSCI_CPU_OFF, 0, 0, 0);
+ while (1)
+ asm volatile("wfi");
+}
--
2.14.1
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