As current design, only Manager CPU called armv8_setup_psci() before
jump to next stage(such as Linux Kernel), Subordinate CPUs also need
setup psci vector to handle trap request which comes from higher EL
level.
Signed-off-by: Xu Zhang <423756...@qq.com>
---
arch/arm/cpu/armv8/start.S | 3 +++
1 file changed, 3 insertions(+)
diff --git a/arch/arm/cpu/armv8/start.S b/arch/arm/cpu/armv8/start.S
index d3a8a7c4787..c7872e935e9 100644
--- a/arch/arm/cpu/armv8/start.S
+++ b/arch/arm/cpu/armv8/start.S
@@ -334,6 +334,9 @@ WEAK(lowlevel_init)
/*
* All slaves will enter EL2 and optionally EL1.
*/
+#if defined(CONFIG_ARMV8_PSCI)
+ bl psci_setup_vectors
+#endif
adr x4, lowlevel_in_el2
ldr x5, =ES_TO_AARCH64
bl armv8_switch_to_el2
--
2.20.1
