diff mbox series

[v5,05/11] arm: Set PSCI to 0.2 for HVF

Message ID 20201211151300.85322-6-agraf@csgraf.de (mailing list archive)
State New, archived
Headers show
Series hvf: Implement Apple Silicon Support | expand

Commit Message

Alexander Graf Dec. 11, 2020, 3:12 p.m. UTC 
In Hypervisor.framework, we just pass PSCI calls straight on to the QEMU emulation
of it. That means, if TCG is compatible with PSCI 0.2, so are we. Let's transpose
that fact in code too.

Signed-off-by: Alexander Graf <agraf@csgraf.de>
Reviewed-by: Roman Bolshakov <r.bolshakov@yadro.com>

---

v3 -> v4:

  - Combine both if statements
---
 target/arm/cpu.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

Comments

Richard Henderson Dec. 11, 2020, 3:48 p.m. UTC | #1 
On 12/11/20 9:12 AM, Alexander Graf wrote:
> In Hypervisor.framework, we just pass PSCI calls straight on to the QEMU emulation
> of it. That means, if TCG is compatible with PSCI 0.2, so are we. Let's transpose
> that fact in code too.
> 
> Signed-off-by: Alexander Graf <agraf@csgraf.de>
> Reviewed-by: Roman Bolshakov <r.bolshakov@yadro.com>

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>

r~
diff mbox series

Patch

diff --git a/target/arm/cpu.c b/target/arm/cpu.c
index d6188f6566..86cf167d1d 100644
--- a/target/arm/cpu.c
+++ b/target/arm/cpu.c
@@ -1062,8 +1062,8 @@  static void arm_cpu_initfn(Object *obj)
     cpu->psci_version = 1; /* By default assume PSCI v0.1 */
     cpu->kvm_target = QEMU_KVM_ARM_TARGET_NONE;
 
-    if (tcg_enabled()) {
-        cpu->psci_version = 2; /* TCG implements PSCI 0.2 */
+    if (tcg_enabled() || hvf_enabled()) {
+        cpu->psci_version = 2; /* TCG and HVF implement PSCI 0.2 */
     }
 }