Message ID | 1449583648-12017-8-git-send-email-kraxel@redhat.com |
---|---|
State | New |
Headers | show |
On Tue, Dec 08, 2015 at 03:07:28PM +0100, Gerd Hoffmann wrote: > Signed-off-by: Gerd Hoffmann <kraxel@redhat.com> Acked-by: Michael S. Tsirkin <mst@redhat.com> Generally are you merging this through your tree? > --- > hw/pci-host/igd.c | 41 ++++++++++++++++++++++++++++++++++++++++- > hw/pci-host/q35.c | 6 +++++- > 2 files changed, 45 insertions(+), 2 deletions(-) > > diff --git a/hw/pci-host/igd.c b/hw/pci-host/igd.c > index ec48875..f6e3f7a 100644 > --- a/hw/pci-host/igd.c > +++ b/hw/pci-host/igd.c > @@ -1,5 +1,6 @@ > #include "qemu-common.h" > #include "hw/pci/pci.h" > +#include "hw/pci-host/q35.h" > #include "hw/i386/pc.h" > > /* IGD Passthrough Host Bridge. */ > @@ -76,7 +77,7 @@ static void igd_passthrough_i440fx_class_init(ObjectClass *klass, void *data) > > i440fx_realize = k->realize; > k->realize = igd_pt_i440fx_realize; > - dc->desc = "IGD Passthrough Host bridge"; > + dc->desc = "IGD Passthrough Host bridge (i440fx)"; > } > > static const TypeInfo igd_passthrough_i440fx_info = { > @@ -85,9 +86,47 @@ static const TypeInfo igd_passthrough_i440fx_info = { > .class_init = igd_passthrough_i440fx_class_init, > }; > > +static void (*q35_realize)(PCIDevice *pci_dev, Error **errp); > +static void igd_pt_q35_realize(PCIDevice *pci_dev, Error **errp) > +{ > + Error *err = NULL; > + > + q35_realize(pci_dev, &err); > + if (err != NULL) { > + error_propagate(errp, err); > + return; > + } > + > + host_pci_config_copy(pci_dev, "0000:00:00.0", > + igd_host_bridge_infos, > + ARRAY_SIZE(igd_host_bridge_infos), > + &err); > + if (err != NULL) { > + error_propagate(errp, err); > + return; > + } > +} > + > +static void igd_passthrough_q35_class_init(ObjectClass *klass, void *data) > +{ > + DeviceClass *dc = DEVICE_CLASS(klass); > + PCIDeviceClass *k = PCI_DEVICE_CLASS(klass); > + > + q35_realize = k->realize; > + k->realize = igd_pt_q35_realize; > + dc->desc = "IGD Passthrough Host bridge (q35)"; > +} > + > +static const TypeInfo igd_passthrough_q35_info = { > + .name = "igd-passthrough-q35-mch", > + .parent = TYPE_MCH_PCI_DEVICE, > + .class_init = igd_passthrough_q35_class_init, > +}; > + > static void igd_register_types(void) > { > type_register_static(&igd_passthrough_i440fx_info); > + type_register_static(&igd_passthrough_q35_info); > } > > type_init(igd_register_types) > diff --git a/hw/pci-host/q35.c b/hw/pci-host/q35.c > index 1fb4707..07dc595 100644 > --- a/hw/pci-host/q35.c > +++ b/hw/pci-host/q35.c > @@ -151,7 +151,11 @@ static void q35_host_initfn(Object *obj) > memory_region_init_io(&phb->data_mem, obj, &pci_host_data_le_ops, phb, > "pci-conf-data", 4); > > - object_initialize(&s->mch, sizeof(s->mch), TYPE_MCH_PCI_DEVICE); > + if (object_property_get_bool(qdev_get_machine(), "igd-passthru", NULL)) { > + object_initialize(&s->mch, sizeof(s->mch), "igd-passthrough-q35-mch"); > + } else { > + object_initialize(&s->mch, sizeof(s->mch), TYPE_MCH_PCI_DEVICE); > + } > object_property_add_child(OBJECT(s), "mch", OBJECT(&s->mch), NULL); > qdev_prop_set_uint32(DEVICE(&s->mch), "addr", PCI_DEVFN(0, 0)); > qdev_prop_set_bit(DEVICE(&s->mch), "multifunction", false); > -- > 1.8.3.1
On Do, 2016-02-04 at 17:22 +0200, Michael S. Tsirkin wrote: > On Tue, Dec 08, 2015 at 03:07:28PM +0100, Gerd Hoffmann wrote: > > Signed-off-by: Gerd Hoffmann <kraxel@redhat.com> > > Acked-by: Michael S. Tsirkin <mst@redhat.com> > > Generally are you merging this through your tree? First this needs more testing, then we can figure which tree to pick to merge this. I can do a pull myself of course ... cheers, Gerd
diff --git a/hw/pci-host/igd.c b/hw/pci-host/igd.c index ec48875..f6e3f7a 100644 --- a/hw/pci-host/igd.c +++ b/hw/pci-host/igd.c @@ -1,5 +1,6 @@ #include "qemu-common.h" #include "hw/pci/pci.h" +#include "hw/pci-host/q35.h" #include "hw/i386/pc.h" /* IGD Passthrough Host Bridge. */ @@ -76,7 +77,7 @@ static void igd_passthrough_i440fx_class_init(ObjectClass *klass, void *data) i440fx_realize = k->realize; k->realize = igd_pt_i440fx_realize; - dc->desc = "IGD Passthrough Host bridge"; + dc->desc = "IGD Passthrough Host bridge (i440fx)"; } static const TypeInfo igd_passthrough_i440fx_info = { @@ -85,9 +86,47 @@ static const TypeInfo igd_passthrough_i440fx_info = { .class_init = igd_passthrough_i440fx_class_init, }; +static void (*q35_realize)(PCIDevice *pci_dev, Error **errp); +static void igd_pt_q35_realize(PCIDevice *pci_dev, Error **errp) +{ + Error *err = NULL; + + q35_realize(pci_dev, &err); + if (err != NULL) { + error_propagate(errp, err); + return; + } + + host_pci_config_copy(pci_dev, "0000:00:00.0", + igd_host_bridge_infos, + ARRAY_SIZE(igd_host_bridge_infos), + &err); + if (err != NULL) { + error_propagate(errp, err); + return; + } +} + +static void igd_passthrough_q35_class_init(ObjectClass *klass, void *data) +{ + DeviceClass *dc = DEVICE_CLASS(klass); + PCIDeviceClass *k = PCI_DEVICE_CLASS(klass); + + q35_realize = k->realize; + k->realize = igd_pt_q35_realize; + dc->desc = "IGD Passthrough Host bridge (q35)"; +} + +static const TypeInfo igd_passthrough_q35_info = { + .name = "igd-passthrough-q35-mch", + .parent = TYPE_MCH_PCI_DEVICE, + .class_init = igd_passthrough_q35_class_init, +}; + static void igd_register_types(void) { type_register_static(&igd_passthrough_i440fx_info); + type_register_static(&igd_passthrough_q35_info); } type_init(igd_register_types) diff --git a/hw/pci-host/q35.c b/hw/pci-host/q35.c index 1fb4707..07dc595 100644 --- a/hw/pci-host/q35.c +++ b/hw/pci-host/q35.c @@ -151,7 +151,11 @@ static void q35_host_initfn(Object *obj) memory_region_init_io(&phb->data_mem, obj, &pci_host_data_le_ops, phb, "pci-conf-data", 4); - object_initialize(&s->mch, sizeof(s->mch), TYPE_MCH_PCI_DEVICE); + if (object_property_get_bool(qdev_get_machine(), "igd-passthru", NULL)) { + object_initialize(&s->mch, sizeof(s->mch), "igd-passthrough-q35-mch"); + } else { + object_initialize(&s->mch, sizeof(s->mch), TYPE_MCH_PCI_DEVICE); + } object_property_add_child(OBJECT(s), "mch", OBJECT(&s->mch), NULL); qdev_prop_set_uint32(DEVICE(&s->mch), "addr", PCI_DEVFN(0, 0)); qdev_prop_set_bit(DEVICE(&s->mch), "multifunction", false);
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com> --- hw/pci-host/igd.c | 41 ++++++++++++++++++++++++++++++++++++++++- hw/pci-host/q35.c | 6 +++++- 2 files changed, 45 insertions(+), 2 deletions(-)