diff options
Diffstat (limited to 'hw/acpi_piix4.c')
| -rw-r--r-- | hw/acpi_piix4.c | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/hw/acpi_piix4.c b/hw/acpi_piix4.c index 66c7885..f549089 100644 --- a/hw/acpi_piix4.c +++ b/hw/acpi_piix4.c @@ -585,7 +585,8 @@ static void pciej_write(void *opaque, uint32_t addr, uint32_t val) PIIX4_DPRINTF("pciej write %x <== %d\n", addr, val); } -static int piix4_device_hotplug(DeviceState *qdev, PCIDevice *dev, int state); +static int piix4_device_hotplug(DeviceState *qdev, PCIDevice *dev, + PCIHotplugState state); static void piix4_acpi_system_hot_add_init(PCIBus *bus, PIIX4PMState *s) { @@ -615,18 +616,23 @@ static void disable_device(PIIX4PMState *s, int slot) s->pci0_status.down |= (1 << slot); } -static int piix4_device_hotplug(DeviceState *qdev, PCIDevice *dev, int state) +static int piix4_device_hotplug(DeviceState *qdev, PCIDevice *dev, + PCIHotplugState state) { int slot = PCI_SLOT(dev->devfn); PIIX4PMState *s = DO_UPCAST(PIIX4PMState, dev, DO_UPCAST(PCIDevice, qdev, qdev)); - if (!dev->qdev.hotplugged) + /* Don't send event when device is enabled during qemu machine creation: + * it is present on boot, no hotplug event is necessary. We do send an + * event when the device is disabled later. */ + if (state == PCI_COLDPLUG_ENABLED) { return 0; + } s->pci0_status.up = 0; s->pci0_status.down = 0; - if (state) { + if (state == PCI_HOTPLUG_ENABLED) { enable_device(s, slot); } else { disable_device(s, slot); |