> On 25 Jul 2025, at 10.55, Mohamed Mediouni <[email protected]> wrote: > > Early series. > > Known issues: > - when nested virt is enabled, no UI response within EDK2 > and a permanent wait. Workaround: -boot menu=on,splash-time=0 > - Save/restore of GIC state isn't complete yet. > - Save/restore of HVF state when EL2 is enabled isn't complete yet. > - This series doesn't contain EL2 physical timer emulation, which is > needed if not leveraging the Apple vGIC. > > However, this is usable and there seems to be some interest for it. Hopefully > it'll be at least somewhat useful. > > PS: I can step up to maintain HVF support if needed. WHPX arm64 patch series > is coming soon too. > > v1->v2: > Oops. I did a mistake when preparing my patches. > > - Add hvf_arm_el2_enable(_) call to virt_set_virt > - Fix nested virt support check to add HVF > > Mohamed Mediouni (9): > target/arm: hvf: stubbing writes to LORC_EL1 > accel, hw/arm, include/system/hvf: plumbing changes for HVF vGIC > target/arm: hvf: instantiate GIC early > target/arm: add asserts for code paths not leveraged when using the > vGIC > hw/intc: Add hvf vGIC interrupt controller support > hw/arm, target/arm: nested virtualisation on HVF > target/arm: hvf: pass through CNTHCTL_EL2 and MDCCINT_EL1 > hw/arm: virt: add GICv2m for the case when ITS is not available > target/arm: hvf: use LOG_UNIMP for CNTP_CVAL_EL0/SYSREG_CNTP_CTL_EL0 > > accel/hvf/hvf-all.c | 44 +++ > accel/stubs/hvf-stub.c | 1 + > hw/arm/virt-acpi-build.c | 4 +- > hw/arm/virt.c | 34 +- > hw/intc/arm_gicv3_common.c | 3 + > hw/intc/arm_gicv3_hvf.c | 624 +++++++++++++++++++++++++++++++++++++ > hw/intc/meson.build | 1 + > include/hw/arm/virt.h | 2 + > include/system/hvf.h | 3 + > system/vl.c | 2 + > target/arm/hvf-stub.c | 15 + > target/arm/hvf/hvf.c | 91 ++++++ > target/arm/hvf_arm.h | 3 + > 13 files changed, 817 insertions(+), 10 deletions(-) > create mode 100644 hw/intc/arm_gicv3_hvf.c > > -- > 2.39.5 (Apple Git-154) >
Great patch set to see! I was working on the same functionality before going on vacation. If you give me a bit of time, then I'll make sure to review it.
