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isa: Add isa_bus_from_device() method

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Signed-off-by: Hervé Poussineau <hpoussin@reactos.org>
Acked-by: Gerd Hoffmann <kraxel@redhat.com>
Signed-off-by: Andreas Färber <andreas.faerber@web.de>
This commit is contained in:
Hervé Poussineau 2012-03-17 15:39:43 +01:00 committed by Andreas Färber
parent c9ae703dd1
commit a527b5452e
1 changed files with 5 additions and 0 deletions
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5
hw/isa.h
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@ -76,6 +76,11 @@ void isa_register_portio_list(ISADevice *dev, uint16_t start,
const MemoryRegionPortio *portio, const MemoryRegionPortio *portio,
void *opaque, const char *name); void *opaque, const char *name);
static inline ISABus *isa_bus_from_device(ISADevice *d)
{
return DO_UPCAST(ISABus, qbus, d->qdev.parent_bus);
}
extern target_phys_addr_t isa_mem_base; extern target_phys_addr_t isa_mem_base;
void isa_mmio_setup(MemoryRegion *mr, target_phys_addr_t size); void isa_mmio_setup(MemoryRegion *mr, target_phys_addr_t size);