diff options
| author | Andreas Färber <afaerber@suse.de> | 2012-08-20 19:08:01 +0200 |
|---|---|---|
| committer | Anthony Liguori <aliguori@us.ibm.com> | 2012-08-22 10:47:16 -0500 |
| commit | 8d43d7e591c2078cc64534b867365d46ad394d04 (patch) | |
| tree | c9912d55003227a41d1bf5869b5a2b04e968ca1f /hw/gt64xxx.c | |
| parent | 0e655047c5b394b54ffec6dddf37641b2aa5df55 (diff) | |
gt64xxx: QOM'ify GT64120 PCI host bridge
Introduce type constant. Introduce cast macro to drop dummy busdev field
used with FROM_SYSBUS() macro that would've broken SYS_BUS_DEVICE().
Avoid accessing DeviceState indirectly through PCIHostState.
Signed-off-by: Andreas Färber <afaerber@suse.de>
Acked-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
Diffstat (limited to 'hw/gt64xxx.c')
| -rw-r--r-- | hw/gt64xxx.c | 35 |
1 files changed, 20 insertions, 15 deletions
diff --git a/hw/gt64xxx.c b/hw/gt64xxx.c index 04831bb07f..067729946e 100644 --- a/hw/gt64xxx.c +++ b/hw/gt64xxx.c @@ -229,9 +229,14 @@ target_phys_addr_t regname ##_length; \ MemoryRegion regname ##_mem +#define TYPE_GT64120_PCI_HOST_BRIDGE "gt64120" + +#define GT64120_PCI_HOST_BRIDGE(obj) \ + OBJECT_CHECK(GT64120State, (obj), TYPE_GT64120_PCI_HOST_BRIDGE) + typedef struct GT64120State { - SysBusDevice busdev; PCIHostState pci; + uint32_t regs[GT_REGS]; PCI_MAPPING_ENTRY(PCI0IO); PCI_MAPPING_ENTRY(ISD); @@ -1083,31 +1088,31 @@ static void gt64120_reset(void *opaque) PCIBus *gt64120_register(qemu_irq *pic) { - SysBusDevice *s; GT64120State *d; + PCIHostState *phb; DeviceState *dev; - dev = qdev_create(NULL, "gt64120"); + dev = qdev_create(NULL, TYPE_GT64120_PCI_HOST_BRIDGE); qdev_init_nofail(dev); - s = sysbus_from_qdev(dev); - d = FROM_SYSBUS(GT64120State, s); - d->pci.bus = pci_register_bus(&d->busdev.qdev, "pci", - gt64120_pci_set_irq, gt64120_pci_map_irq, - pic, - get_system_memory(), - get_system_io(), - PCI_DEVFN(18, 0), 4); + d = GT64120_PCI_HOST_BRIDGE(dev); + phb = &d->pci; + phb->bus = pci_register_bus(dev, "pci", + gt64120_pci_set_irq, gt64120_pci_map_irq, + pic, + get_system_memory(), + get_system_io(), + PCI_DEVFN(18, 0), 4); memory_region_init_io(&d->ISD_mem, &isd_mem_ops, d, "isd-mem", 0x1000); - pci_create_simple(d->pci.bus, PCI_DEVFN(0, 0), "gt64120_pci"); - return d->pci.bus; + pci_create_simple(phb->bus, PCI_DEVFN(0, 0), "gt64120_pci"); + return phb->bus; } static int gt64120_init(SysBusDevice *dev) { GT64120State *s; - s = FROM_SYSBUS(GT64120State, dev); + s = GT64120_PCI_HOST_BRIDGE(dev); /* FIXME: This value is computed from registers during reset, but some devices (e.g. VGA card) need to know it when they are registered. @@ -1162,7 +1167,7 @@ static void gt64120_class_init(ObjectClass *klass, void *data) } static const TypeInfo gt64120_info = { - .name = "gt64120", + .name = TYPE_GT64120_PCI_HOST_BRIDGE, .parent = TYPE_SYS_BUS_DEVICE, .instance_size = sizeof(GT64120State), .class_init = gt64120_class_init, |