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| author | Xu Zhang <423756212@qq.com> | 2025-03-26 09:44:12 +0800 |
|---|---|---|
| committer | Tom Rini <trini@konsulko.com> | 2025-04-10 20:55:39 -0600 |
| commit | 7c9f8680c16e7a0e1d2afc6c2542e2555eb6bb3c (patch) | |
| tree | 1ee3872508cdb1a9dfd13f29c09bfa2cab4b5285 | |
| parent | 82f5ce11e669d86ac08e6ba800d4a97ad734665b (diff) | |
armv8: start.S: Subordinate CPUs psci setup vector
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 <423756212@qq.com>
[trini: Guard with !CONFIG_XPL_BUILD check]
| -rw-r--r-- | arch/arm/cpu/armv8/start.S | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/arm/cpu/armv8/start.S b/arch/arm/cpu/armv8/start.S index d3a8a7c4787..829a620faeb 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) && !defined(CONFIG_XPL_BUILD) + bl psci_setup_vectors +#endif adr x4, lowlevel_in_el2 ldr x5, =ES_TO_AARCH64 bl armv8_switch_to_el2 |