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authorRadim Krčmář <rkrcmar@redhat.com>2016-10-10 17:28:43 +0200
committerEduardo Habkost <ehabkost@redhat.com>2016-10-17 15:44:49 -0200
commit267ee357153bb61870b60da69ba9f839ddb0e32e (patch)
tree00d445a965aa271f50d8740ba131b9159e9277ce /hw/i386/xen
parent2f114315dcf239bc513f18ae0b04b5df81cae059 (diff)
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apic: add send_msi() to APICCommonClass
The MMIO based interface to APIC doesn't work well with MSIs that have upper address bits set (remapped x2APIC MSIs). A specialized interface is a quick and dirty way to avoid the shortcoming. Reviewed-by: Igor Mammedov <imammedo@redhat.com> Reviewed-by: Peter Xu <peterx@redhat.com> Signed-off-by: Radim Krčmář <rkrcmar@redhat.com> Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
Diffstat (limited to 'hw/i386/xen')
-rw-r--r--hw/i386/xen/xen_apic.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/hw/i386/xen/xen_apic.c b/hw/i386/xen/xen_apic.c
index 21d68ee..55769eb 100644
--- a/hw/i386/xen/xen_apic.c
+++ b/hw/i386/xen/xen_apic.c
@@ -68,6 +68,11 @@ static void xen_apic_external_nmi(APICCommonState *s)
{
}
+static void xen_send_msi(MSIMessage *msi)
+{
+ xen_hvm_inject_msi(msi->address, msi->data);
+}
+
static void xen_apic_class_init(ObjectClass *klass, void *data)
{
APICCommonClass *k = APIC_COMMON_CLASS(klass);
@@ -78,6 +83,7 @@ static void xen_apic_class_init(ObjectClass *klass, void *data)
k->get_tpr = xen_apic_get_tpr;
k->vapic_base_update = xen_apic_vapic_base_update;
k->external_nmi = xen_apic_external_nmi;
+ k->send_msi = xen_send_msi;
}
static const TypeInfo xen_apic_info = {