Patchwork [2/3] compat: turn off msi/msix on xhci for old machine types

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Submitter Gerd Hoffmann
Date Sept. 13, 2012, 9:08 a.m.
Message ID <1347527282-3326-3-git-send-email-kraxel@redhat.com>
Download mbox | patch
Permalink /patch/183566/
State New
Headers show

Comments

Gerd Hoffmann - Sept. 13, 2012, 9:08 a.m.
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
---
 hw/pc_piix.c |   16 ++++++++++++++++
 1 files changed, 16 insertions(+), 0 deletions(-)

Patch

diff --git a/hw/pc_piix.c b/hw/pc_piix.c
index 5a0796b..afd8361 100644
--- a/hw/pc_piix.c
+++ b/hw/pc_piix.c
@@ -358,14 +358,30 @@  static QEMUMachine pc_machine_v1_3 = {
     .is_default = 1,
 };
 
+#define PC_COMPAT_1_2 \
+        {\
+            .driver   = "nec-usb-xhci",\
+            .property = "msi",\
+            .value    = "off",\
+        },{\
+            .driver   = "nec-usb-xhci",\
+            .property = "msix",\
+            .value    = "off",\
+        }
+
 static QEMUMachine pc_machine_v1_2 = {
     .name = "pc-1.2",
     .desc = "Standard PC",
     .init = pc_init_pci,
     .max_cpus = 255,
+    .compat_props = (GlobalProperty[]) {
+        PC_COMPAT_1_2,
+        { /* end of list */ }
+    },
 };
 
 #define PC_COMPAT_1_1 \
+        PC_COMPAT_1_2,\
         {\
             .driver   = "virtio-scsi-pci",\
             .property = "hotplug",\