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dec_pci: QOM'ify DEC 21154 PCI-PCI bridge 

Introduce type constant. Introduce cast macro and drop dummy busdev
field used with FROM_SYSBUS() that would've broken SYS_BUS_DEVICE().
Avoid accessing parent fields directly.

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>
This commit is contained in:
Andreas Färber 2012-08-20 19:07:59 +02:00 committed by Anthony Liguori
parent c5589ee974
commit ab61536737
2 changed files with 13 additions and 10 deletions
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21
hw/dec_pci.c
View File

@ -40,8 +40,9 @@
#define DEC_DPRINTF(fmt, ...)
#endif
#define DEC_21154(obj) OBJECT_CHECK(DECState, (obj), TYPE_DEC_21154)
typedef struct DECState {
SysBusDevice busdev;
PCIHostState host_state;
} DECState;
@ -88,16 +89,16 @@ PCIBus *pci_dec_21154_init(PCIBus *parent_bus, int devfn)
static int pci_dec_21154_device_init(SysBusDevice *dev)
{
DECState *s;
PCIHostState *phb;
s = FROM_SYSBUS(DECState, dev);
phb = FROM_SYSBUS(PCIHostState, dev);
memory_region_init_io(&s->host_state.conf_mem, &pci_host_conf_le_ops,
&s->host_state, "pci-conf-idx", 0x1000);
memory_region_init_io(&s->host_state.data_mem, &pci_host_data_le_ops,
&s->host_state, "pci-data-idx", 0x1000);
sysbus_init_mmio(dev, &s->host_state.conf_mem);
sysbus_init_mmio(dev, &s->host_state.data_mem);
memory_region_init_io(&phb->conf_mem, &pci_host_conf_le_ops,
dev, "pci-conf-idx", 0x1000);
memory_region_init_io(&phb->data_mem, &pci_host_data_le_ops,
dev, "pci-data-idx", 0x1000);
sysbus_init_mmio(dev, &phb->conf_mem);
sysbus_init_mmio(dev, &phb->data_mem);
return 0;
}
@ -134,7 +135,7 @@ static void pci_dec_21154_device_class_init(ObjectClass *klass, void *data)
}
static const TypeInfo pci_dec_21154_device_info = {
.name = "dec-21154-sysbus",
.name = TYPE_DEC_21154,
.parent = TYPE_SYS_BUS_DEVICE,
.instance_size = sizeof(DECState),
.class_init = pci_dec_21154_device_class_init,

2
hw/dec_pci.h
View File

@ -3,6 +3,8 @@
#include "qemu-common.h"
#define TYPE_DEC_21154 "dec-21154-sysbus"
PCIBus *pci_dec_21154_init(PCIBus *parent_bus, int devfn);
#endif