Given a bus device, retrieves the memory address space for its bus.
Signed-off-by: Avi Kivity <avi@xxxxxxxxxx>
---
hw/sysbus.c | 5 +++++
hw/sysbus.h | 1 +
2 files changed, 6 insertions(+), 0 deletions(-)
diff --git a/hw/sysbus.c b/hw/sysbus.c
index b315a8c..492a7c6 100644
--- a/hw/sysbus.c
+++ b/hw/sysbus.c
@@ -277,3 +277,8 @@ void sysbus_del_io(SysBusDevice *dev, MemoryRegion *mem)
{
memory_region_del_subregion(get_system_io(), mem);
}
+
+MemoryRegion *sysbus_address_space(SysBusDevice *dev)
+{
+ return get_system_memory();
+}
diff --git a/hw/sysbus.h b/hw/sysbus.h
index 9bac582..7cecf98 100644
--- a/hw/sysbus.h
+++ b/hw/sysbus.h
@@ -62,6 +62,7 @@ void sysbus_del_memory(SysBusDevice *dev, MemoryRegion *mem);
void sysbus_add_io(SysBusDevice *dev, target_phys_addr_t addr,
MemoryRegion *mem);
void sysbus_del_io(SysBusDevice *dev, MemoryRegion *mem);
+MemoryRegion *sysbus_address_space(SysBusDevice *dev);
/* Legacy helper function for creating devices. */
DeviceState *sysbus_create_varargs(const char *name,
--
1.7.7.1
--
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