| Message ID | 20240916150853.1216703-5-edgar.iglesias@gmail.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | hw/arm: xenpvh: Enable PCI for ARM PVH | expand |
On Mon, 16 Sep 2024, Edgar E. Iglesias wrote: > From: "Edgar E. Iglesias" <edgar.iglesias@amd.com> > > Enable PCI support for the ARM Xen PVH machine. > > Signed-off-by: Edgar E. Iglesias <edgar.iglesias@amd.com> Reviewed-by: Stefano Stabellini <sstabellini@kernel.org> > --- > hw/arm/xen-pvh.c | 14 ++++++++++++++ > 1 file changed, 14 insertions(+) > > diff --git a/hw/arm/xen-pvh.c b/hw/arm/xen-pvh.c > index 28af3910ea..33f0dd5982 100644 > --- a/hw/arm/xen-pvh.c > +++ b/hw/arm/xen-pvh.c > @@ -39,6 +39,16 @@ static void xen_arm_instance_init(Object *obj) > VIRTIO_MMIO_DEV_SIZE }; > } > > +static void xen_pvh_set_pci_intx_irq(void *opaque, int intx_irq, int level) > +{ > + XenPVHMachineState *s = XEN_PVH_MACHINE(opaque); > + int irq = s->cfg.pci_intx_irq_base + intx_irq; > + > + if (xendevicemodel_set_irq_level(xen_dmod, xen_domid, irq, level)) { > + error_report("xendevicemodel_set_pci_intx_level failed"); > + } > +} > + > static void xen_arm_machine_class_init(ObjectClass *oc, void *data) > { > XenPVHMachineClass *xpc = XEN_PVH_MACHINE_CLASS(oc); > @@ -69,7 +79,11 @@ static void xen_arm_machine_class_init(ObjectClass *oc, void *data) > /* Xen/ARM does not use buffered IOREQs. */ > xpc->handle_bufioreq = HVM_IOREQSRV_BUFIOREQ_OFF; > > + /* PCI INTX delivery. */ > + xpc->set_pci_intx_irq = xen_pvh_set_pci_intx_irq; > + > /* List of supported features known to work on PVH ARM. */ > + xpc->has_pci = true; > xpc->has_tpm = true; > xpc->has_virtio_mmio = true; > > -- > 2.43.0 >
diff --git a/hw/arm/xen-pvh.c b/hw/arm/xen-pvh.c index 28af3910ea..33f0dd5982 100644 --- a/hw/arm/xen-pvh.c +++ b/hw/arm/xen-pvh.c @@ -39,6 +39,16 @@ static void xen_arm_instance_init(Object *obj) VIRTIO_MMIO_DEV_SIZE }; } +static void xen_pvh_set_pci_intx_irq(void *opaque, int intx_irq, int level) +{ + XenPVHMachineState *s = XEN_PVH_MACHINE(opaque); + int irq = s->cfg.pci_intx_irq_base + intx_irq; + + if (xendevicemodel_set_irq_level(xen_dmod, xen_domid, irq, level)) { + error_report("xendevicemodel_set_pci_intx_level failed"); + } +} + static void xen_arm_machine_class_init(ObjectClass *oc, void *data) { XenPVHMachineClass *xpc = XEN_PVH_MACHINE_CLASS(oc); @@ -69,7 +79,11 @@ static void xen_arm_machine_class_init(ObjectClass *oc, void *data) /* Xen/ARM does not use buffered IOREQs. */ xpc->handle_bufioreq = HVM_IOREQSRV_BUFIOREQ_OFF; + /* PCI INTX delivery. */ + xpc->set_pci_intx_irq = xen_pvh_set_pci_intx_irq; + /* List of supported features known to work on PVH ARM. */ + xpc->has_pci = true; xpc->has_tpm = true; xpc->has_virtio_mmio = true;