From: Hervé Poussineau <hpoussin@reactos.org>
Date: Sat, 17 Mar 2012 14:39:43 +0000 (+0100)
Subject: isa: Add isa_bus_from_device() method
X-Git-Tag: TizenStudio_2.0_p2.3.2~208^2~4160^2~2
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=a527b5452eb6bb7ee00c940c450e592f0b448042;p=sdk%2Femulator%2Fqemu.git

isa: Add isa_bus_from_device() method

Signed-off-by: Hervé Poussineau <hpoussin@reactos.org>
Acked-by: Gerd Hoffmann <kraxel@redhat.com>
Signed-off-by: Andreas Färber <andreas.faerber@web.de>
---

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);