diff options
| author | David Woodhouse <dwmw@amazon.co.uk> | 2023-01-13 19:51:32 +0000 |
|---|---|---|
| committer | David Woodhouse <dwmw@amazon.co.uk> | 2023-03-01 09:09:01 +0000 |
| commit | aa98ee38a5e77d1e40987c694abd0c5bc5d6c811 (patch) | |
| tree | 0d5c5fab9df749b6f3619bf945cc003000f238f2 /target/i386/kvm | |
| parent | 799c23548f0d1a7a49b8c5bbc6b9b86e736296c0 (diff) | |
hw/xen: Implement emulated PIRQ hypercall support
This wires up the basic infrastructure but the actual interrupts aren't
there yet, so don't advertise it to the guest.
Signed-off-by: David Woodhouse <dwmw@amazon.co.uk>
Reviewed-by: Paul Durrant <paul@xen.org>
Diffstat (limited to 'target/i386/kvm')
| -rw-r--r-- | target/i386/kvm/xen-emu.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/target/i386/kvm/xen-emu.c b/target/i386/kvm/xen-emu.c index fe15696cc9..0e81e5b6b1 100644 --- a/target/i386/kvm/xen-emu.c +++ b/target/i386/kvm/xen-emu.c @@ -1267,6 +1267,21 @@ static bool kvm_xen_hcall_evtchn_op(struct kvm_xen_exit *exit, X86CPU *cpu, } break; } + case EVTCHNOP_bind_pirq: { + struct evtchn_bind_pirq pirq; + + qemu_build_assert(sizeof(pirq) == 12); + if (kvm_copy_from_gva(cs, arg, &pirq, sizeof(pirq))) { + err = -EFAULT; + break; + } + + err = xen_evtchn_bind_pirq_op(&pirq); + if (!err && kvm_copy_to_gva(cs, arg, &pirq, sizeof(pirq))) { + err = -EFAULT; + } + break; + } case EVTCHNOP_bind_ipi: { struct evtchn_bind_ipi ipi; |