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Needs to be done before WHvSetupPartition. Signed-off-by: Mohamed Mediouni Reviewed-by: Pierrick Bouvier Reviewed-by: Akihiko Odaki Signed-off-by: Peter Maydell --- target/arm/whpx/whpx-all.c | 32 ++++++++++++++++++++++++++++++++ 1 file changed, 32 insertions(+) diff --git a/target/arm/whpx/whpx-all.c b/target/arm/whpx/whpx-all.c index c88c67a9e2..44ef42307b 100644 --- a/target/arm/whpx/whpx-all.c +++ b/target/arm/whpx/whpx-all.c @@ -939,6 +939,38 @@ int whpx_accel_init(AccelState *as, MachineState *ms) =20 memset(&prop, 0, sizeof(prop)); =20 + /* + * The only currently supported configuration for the interrupt + * controller is kernel-irqchip=3Don,gic-version=3D3, with the `virt` + * machine. + * + * Initialising the vGIC here because it needs to be done prior to + * WHvSetupPartition. + */ + + WHV_ARM64_IC_PARAMETERS ic_params =3D { + .EmulationMode =3D WHvArm64IcEmulationModeGicV3, + .GicV3Parameters =3D { + .GicdBaseAddress =3D 0x08000000, + .GitsTranslaterBaseAddress =3D 0x08080000, + .GicLpiIntIdBits =3D 0, + .GicPpiPerformanceMonitorsInterrupt =3D VIRTUAL_PMU_IRQ, + .GicPpiOverflowInterruptFromCntv =3D ARCH_TIMER_VIRT_IRQ + } + }; + prop.Arm64IcParameters =3D ic_params; + + hr =3D whp_dispatch.WHvSetPartitionProperty( + whpx->partition, + WHvPartitionPropertyCodeArm64IcParameters, + &prop, + sizeof(prop)); + if (FAILED(hr)) { + error_report("WHPX: Failed to enable GICv3 interrupt controller, h= r=3D%08lx", hr); + ret =3D -EINVAL; + goto error; + } + hr =3D whp_dispatch.WHvSetupPartition(whpx->partition); if (FAILED(hr)) { error_report("WHPX: Failed to setup partition, hr=3D%08lx", hr); --=20 2.43.0