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[v2,15/26] accel: Introduce AccelOpsClass::cpu_target_realize() hook

Message ID 20250620130709.31073-16-philmd@linaro.org
State New
Headers show
Series arm: Fixes and preparatory cleanups for split-accel | expand

Commit Message

Philippe Mathieu-Daudé June 20, 2025, 1:06 p.m. UTC 
Allow accelerators to set vCPU properties before its realization.

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

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;
 }