[Xen-changelog] [qemu-upstream-unstable] Revert "Fix pc migration from qemu <= 1.5"

[patchbot@xxxxxxx]

commit 67fc29f33afaf53a12776d9bd502e51a66b5ad5f
Author:     Stefano Stabellini <stefano.stabellini@xxxxxxxxxxxxx>
AuthorDate: Fri Jan 24 19:26:12 2014 +0000
Commit:     Stefano Stabellini <stefano.stabellini@xxxxxxxxxxxxx>
CommitDate: Fri Jan 24 19:26:12 2014 +0000

    Revert "Fix pc migration from qemu <= 1.5"
    
    This reverts commit 53e8cf93b3ecdb32ca4aa93d04b0a959988456fa.
---
 hw/pci-host/piix.c        |    9 +--------
 hw/pci-host/q35.c         |   10 ++--------
 include/hw/i386/pc.h      |    8 --------
 include/hw/pci-host/q35.h |    1 -
 4 files changed, 3 insertions(+), 25 deletions(-)

diff --git a/hw/pci-host/piix.c b/hw/pci-host/piix.c
index 18177429..221d82b 100644
--- a/hw/pci-host/piix.c
+++ b/hw/pci-host/piix.c
@@ -48,7 +48,6 @@ typedef struct I440FXState {
     PCIHostState parent_obj;
     PcPciInfo pci_info;
     uint64_t pci_hole64_size;
-    uint32_t short_root_bus;
 } I440FXState;
 
 #define PIIX_NUM_PIC_IRQS       16      /* i8259 * 2 */
@@ -707,19 +706,13 @@ static const TypeInfo i440fx_info = {
 static const char *i440fx_pcihost_root_bus_path(PCIHostState *host_bridge,
                                                 PCIBus *rootbus)
 {
-    I440FXState *s = I440FX_PCI_HOST_BRIDGE(host_bridge);
-
     /* For backwards compat with old device paths */
-    if (s->short_root_bus) {
-        return "0000";
-    }
-    return "0000:00";
+    return "0000";
 }
 
 static Property i440fx_props[] = {
     DEFINE_PROP_SIZE(PCI_HOST_PROP_PCI_HOLE64_SIZE, I440FXState,
                      pci_hole64_size, DEFAULT_PCI_HOLE64_SIZE),
-    DEFINE_PROP_UINT32("short_root_bus", I440FXState, short_root_bus, 1),
     DEFINE_PROP_END_OF_LIST(),
 };
 
diff --git a/hw/pci-host/q35.c b/hw/pci-host/q35.c
index e7724d5..4febd24 100644
--- a/hw/pci-host/q35.c
+++ b/hw/pci-host/q35.c
@@ -61,13 +61,8 @@ static void q35_host_realize(DeviceState *dev, Error **errp)
 static const char *q35_host_root_bus_path(PCIHostState *host_bridge,
                                           PCIBus *rootbus)
 {
-    Q35PCIHost *s = Q35_HOST_DEVICE(host_bridge);
-
-     /* For backwards compat with old device paths */
-    if (s->mch.short_root_bus) {
-        return "0000";
-    }
-    return "0000:00";
+    /* For backwards compat with old device paths */
+    return "0000";
 }
 
 static void q35_host_get_pci_hole_start(Object *obj, Visitor *v,
@@ -113,7 +108,6 @@ static Property mch_props[] = {
                         MCH_HOST_BRIDGE_PCIEXBAR_DEFAULT),
     DEFINE_PROP_SIZE(PCI_HOST_PROP_PCI_HOLE64_SIZE, Q35PCIHost,
                      mch.pci_hole64_size, DEFAULT_PCI_HOLE64_SIZE),
-    DEFINE_PROP_UINT32("short_root_bus", Q35PCIHost, mch.short_root_bus, 1),
     DEFINE_PROP_END_OF_LIST(),
 };
 
diff --git a/include/hw/i386/pc.h b/include/hw/i386/pc.h
index dc7e3f5..475ba9e 100644
--- a/include/hw/i386/pc.h
+++ b/include/hw/i386/pc.h
@@ -258,14 +258,6 @@ int e820_add_entry(uint64_t, uint64_t, uint32_t);
             .driver = TYPE_X86_CPU,\
             .property = "pmu",\
             .value = "on",\
-        },{\
-            .driver   = "i440FX-pcihost",\
-            .property = "short_root_bus",\
-            .value    = stringify(0),\
-        },{\
-            .driver   = "q35-pcihost",\
-            .property = "short_root_bus",\
-            .value    = stringify(0),\
         }
 
 #define PC_COMPAT_1_4 \
diff --git a/include/hw/pci-host/q35.h b/include/hw/pci-host/q35.h
index 95a3cc2..6eb7ab6 100644
--- a/include/hw/pci-host/q35.h
+++ b/include/hw/pci-host/q35.h
@@ -61,7 +61,6 @@ typedef struct MCHPCIState {
     ram_addr_t above_4g_mem_size;
     uint64_t pci_hole64_size;
     PcGuestInfo *guest_info;
-    uint32_t short_root_bus;
 } MCHPCIState;
 
 typedef struct Q35PCIHost {
--
generated by git-patchbot for /home/xen/git/qemu-upstream-unstable.git

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