[v3] arm: Fixes and preparatory cleanups for split-accel

[PATCH v3 15/26] accel: Introduce AccelOpsClass::cpu_target_realize() hook

Philippe Mathieu-Daudé posted 26 patches 4 months, 3 weeks ago

Diff against v1 v2
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Maintainers: Richard Henderson <richard.henderson@linaro.org>, Paolo Bonzini <pbonzini@redhat.com>, Cameron Esfahani <dirty@apple.com>, Roman Bolshakov <rbolshakov@ddn.com>, Phil Dennis-Jordan <phil@philjordan.eu>, Radoslaw Biernacki <rad@semihalf.com>, Peter Maydell <peter.maydell@linaro.org>, Leif Lindholm <leif.lindholm@oss.qualcomm.com>, "Marc-André Lureau" <marcandre.lureau@redhat.com>, "Daniel P. Berrangé" <berrange@redhat.com>, "Philippe Mathieu-Daudé" <philmd@linaro.org>, John Snow <jsnow@redhat.com>, Cleber Rosa <crosa@redhat.com>, Alexander Graf <agraf@csgraf.de>, Thomas Huth <thuth@redhat.com>, Bernhard Beschow <shentey@gmail.com>, Eric Auger <eric.auger@redhat.com>, "Alex Bennée" <alex.bennee@linaro.org>

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[PATCH v3 15/26] accel: Introduce AccelOpsClass::cpu_target_realize() hook

Posted by Philippe Mathieu-Daudé 4 months, 3 weeks ago

Allow accelerators to set vCPU properties before its realization.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
---
 include/system/accel-ops.h | 1 +
 accel/accel-common.c       | 3 +++
 2 files changed, 4 insertions(+)

diff --git a/include/system/accel-ops.h b/include/system/accel-ops.h
index 44b37592d02..a863fe59388 100644
--- a/include/system/accel-ops.h
+++ b/include/system/accel-ops.h
@@ -35,6 +35,7 @@ struct AccelOpsClass {
     void (*ops_init)(AccelClass *ac);
 
     bool (*cpus_are_resettable)(void);
+    bool (*cpu_target_realize)(CPUState *cpu, Error **errp);
     void (*cpu_reset_hold)(CPUState *cpu);
 
     void (*create_vcpu_thread)(CPUState *cpu); /* MANDATORY NON-NULL */
diff --git a/accel/accel-common.c b/accel/accel-common.c
index 56d88940f92..55d21b63a48 100644
--- a/accel/accel-common.c
+++ b/accel/accel-common.c
@@ -105,6 +105,9 @@ bool accel_cpu_common_realize(CPUState *cpu, Error **errp)
     if (acc->cpu_common_realize && !acc->cpu_common_realize(cpu, errp)) {
         return false;
     }
+    if (acc->ops->cpu_target_realize && !acc->ops->cpu_target_realize(cpu, errp)) {
+        return false;
+    }
 
     return true;
 }
-- 
2.49.0