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From 56cee96f3c71ffee457d8fbdf427c47824a12e05 Mon Sep 17 00:00:00 2001
From: Paolo Bonzini <pbonzini@redhat.com>
Date: Tue, 13 Aug 2013 00:02:18 +0200
Subject: [PATCH] isapc: disable kvmvapic

vapic requires the VAPIC ROM to be mapped into RAM.  This is not
possible without PAM hardware.  This fixes a segmentation fault
running with -M isapc.

Cc: qemu-stable@nongnu.org
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

(crobinso: s/kvmvapic/vapic/g)

Signed-off-by: Cole Robinson <crobinso@redhat.com>
---
 hw/i386/pc_piix.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/hw/i386/pc_piix.c b/hw/i386/pc_piix.c
index 4fd5b6d..462d991 100644
--- a/hw/i386/pc_piix.c
+++ b/hw/i386/pc_piix.c
@@ -795,7 +795,11 @@ static QEMUMachine isapc_machine = {
     .init = pc_init_isa,
     .max_cpus = 1,
     .compat_props = (GlobalProperty[]) {
-        { /* end of list */ }
+        {
+            .driver   = "apic-common",
+            .property = "vapic",
+            .value    = "off",
+        },
     },
     DEFAULT_MACHINE_OPTIONS,
 };