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-rw-r--r--hw/i386/pc_piix.c7
-rw-r--r--hw/isa/Kconfig1
-rw-r--r--hw/isa/piix3.c16
-rw-r--r--include/hw/southbridge/piix.h4
4 files changed, 23 insertions, 5 deletions
diff --git a/hw/i386/pc_piix.c b/hw/i386/pc_piix.c
index c98a997482..8dcd6851d0 100644
--- a/hw/i386/pc_piix.c
+++ b/hw/i386/pc_piix.c
@@ -51,7 +51,6 @@
 #include "exec/memory.h"
 #include "hw/acpi/acpi.h"
 #include "hw/acpi/piix4.h"
-#include "hw/usb/hcd-uhci.h"
 #include "qapi/error.h"
 #include "qemu/error-report.h"
 #include "sysemu/xen.h"
@@ -265,6 +264,8 @@ static void pc_init1(MachineState *machine,
         size_t i;
 
         pci_dev = pci_new_multifunction(-1, TYPE_PIIX3_DEVICE);
+        object_property_set_bool(OBJECT(pci_dev), "has-usb",
+                                 machine_usb(machine), &error_abort);
         dev = DEVICE(pci_dev);
         for (i = 0; i < ISA_NUM_IRQS; i++) {
             qdev_connect_gpio_out_named(dev, "isa-irqs", i, x86ms->gsi[i]);
@@ -359,10 +360,6 @@ static void pc_init1(MachineState *machine,
     }
 #endif
 
-    if (pcmc->pci_enabled && machine_usb(machine)) {
-        pci_create_simple(pci_bus, piix3_devfn + 2, TYPE_PIIX3_USB_UHCI);
-    }
-
     if (pcmc->pci_enabled && x86_machine_is_acpi_enabled(X86_MACHINE(pcms))) {
         PCIDevice *piix4_pm;
 
diff --git a/hw/isa/Kconfig b/hw/isa/Kconfig
index 28345edbb3..1076df69ca 100644
--- a/hw/isa/Kconfig
+++ b/hw/isa/Kconfig
@@ -37,6 +37,7 @@ config PIIX3
     select IDE_PIIX
     select ISA_BUS
     select MC146818RTC
+    select USB_UHCI
 
 config PIIX4
     bool
diff --git a/hw/isa/piix3.c b/hw/isa/piix3.c
index 3f1dabade0..aebc0da23b 100644
--- a/hw/isa/piix3.c
+++ b/hw/isa/piix3.c
@@ -298,6 +298,16 @@ static void pci_piix3_realize(PCIDevice *dev, Error **errp)
     if (!qdev_realize(DEVICE(&d->ide), BUS(pci_bus), errp)) {
         return;
     }
+
+    /* USB */
+    if (d->has_usb) {
+        object_initialize_child(OBJECT(dev), "uhci", &d->uhci,
+                                TYPE_PIIX3_USB_UHCI);
+        qdev_prop_set_int32(DEVICE(&d->uhci), "addr", dev->devfn + 2);
+        if (!qdev_realize(DEVICE(&d->uhci), BUS(pci_bus), errp)) {
+            return;
+        }
+    }
 }
 
 static void build_pci_isa_aml(AcpiDevAmlIf *adev, Aml *scope)
@@ -332,6 +342,11 @@ static void pci_piix3_init(Object *obj)
     object_initialize_child(obj, "ide", &d->ide, TYPE_PIIX3_IDE);
 }
 
+static Property pci_piix3_props[] = {
+    DEFINE_PROP_BOOL("has-usb", PIIX3State, has_usb, true),
+    DEFINE_PROP_END_OF_LIST(),
+};
+
 static void pci_piix3_class_init(ObjectClass *klass, void *data)
 {
     DeviceClass *dc = DEVICE_CLASS(klass);
@@ -352,6 +367,7 @@ static void pci_piix3_class_init(ObjectClass *klass, void *data)
      * pc_piix.c's pc_init1()
      */
     dc->user_creatable = false;
+    device_class_set_props(dc, pci_piix3_props);
     adevc->build_dev_aml = build_pci_isa_aml;
 }
 
diff --git a/include/hw/southbridge/piix.h b/include/hw/southbridge/piix.h
index 1daeff397c..5cd866f1f2 100644
--- a/include/hw/southbridge/piix.h
+++ b/include/hw/southbridge/piix.h
@@ -15,6 +15,7 @@
 #include "hw/pci/pci_device.h"
 #include "hw/ide/pci.h"
 #include "hw/rtc/mc146818rtc.h"
+#include "hw/usb/hcd-uhci.h"
 
 /* PIRQRC[A:D]: PIRQx Route Control Registers */
 #define PIIX_PIRQCA 0x60
@@ -54,12 +55,15 @@ struct PIIXState {
 
     MC146818RtcState rtc;
     PCIIDEState ide;
+    UHCIState uhci;
 
     /* Reset Control Register contents */
     uint8_t rcr;
 
     /* IO memory region for Reset Control Register (PIIX_RCR_IOPORT) */
     MemoryRegion rcr_mem;
+
+    bool has_usb;
 };
 typedef struct PIIXState PIIX3State;