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authorChunyan Liu <cyliu@suse.com>2014-07-07 14:34:35 +0800
committerStefano Stabellini <stefano.stabellini@eu.citrix.com>2014-08-01 15:58:12 +0000
commitb33a5bbfbaab6c1ce653a8e3665a18ca67de1456 (patch)
tree5befef70c0f64c002c1018854898d2bd4dd50fb4 /hw/i386/xen
parent8677de2b4d26f8878b7414d540a6b2e139bc4d91 (diff)
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qemu: support xen hvm direct kernel boot
qemu side patch to support xen HVM direct kernel boot: if -kernel exists, calls xen_load_linux(), which will read kernel/initrd and add a linuxboot.bin or multiboot.bin option rom. The linuxboot.bin/multiboot.bin will load kernel/initrd and jump to execute kernel directly. It's working when xen uses seabios. During this work, found the 'kvmvapic' is in option_rom list, it should not be there in xen case. Set s->vapic_control = 0 in xen_apic_realize() to handle that. Signed-off-by: Chunyan Liu <cyliu@suse.com> Acked-by: Stefano Stabellini <stefano.stabellini@eu.citrix.com> Acked-by: Michael S. Tsirkin <mst@redhat.com>
Diffstat (limited to 'hw/i386/xen')
-rw-r--r--hw/i386/xen/xen_apic.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/hw/i386/xen/xen_apic.c b/hw/i386/xen/xen_apic.c
index 63bb7f7..f5acd6a 100644
--- a/hw/i386/xen/xen_apic.c
+++ b/hw/i386/xen/xen_apic.c
@@ -40,6 +40,7 @@ static void xen_apic_realize(DeviceState *dev, Error **errp)
{
APICCommonState *s = APIC_COMMON(dev);
+ s->vapic_control = 0;
memory_region_init_io(&s->io_memory, OBJECT(s), &xen_apic_io_ops, s,
"xen-apic-msi", APIC_SPACE_SIZE);