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[3/5] isa: Add isa_bus_from_device() method

Message ID 1335799457-17125-4-git-send-email-andreas.faerber@web.de
State New
Headers show

Commit Message

Andreas Färber April 30, 2012, 3:24 p.m. UTC 
From: Hervé Poussineau <hpoussin@reactos.org>

Signed-off-by: Hervé Poussineau <hpoussin@reactos.org>
Acked-by: Gerd Hoffmann <kraxel@redhat.com>
Signed-off-by: Andreas Färber <andreas.faerber@web.de>
---
 hw/isa.h |    5 +++++
 1 files changed, 5 insertions(+), 0 deletions(-)
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Patch

diff --git a/hw/isa.h b/hw/isa.h
index 40373fb..f7bc4b5 100644
--- a/hw/isa.h
+++ b/hw/isa.h
@@ -76,6 +76,11 @@  void isa_register_portio_list(ISADevice *dev, uint16_t start,
                               const MemoryRegionPortio *portio,
                               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;
 
 void isa_mmio_setup(MemoryRegion *mr, target_phys_addr_t size);