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sysbus: add a sysbus_mmio_unmap() helper

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This will be used to remove the MMIO regions of the POWER9 XIVE
interrupt controller when the sPAPR machine is reseted.

Signed-off-by: Cédric Le Goater <clg@kaod.org>
Reviewed-by: David Gibson <david@gibson.dropbear.id.au>
Message-Id: <20190513084245.25755-9-clg@kaod.org>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
This commit is contained in:
Cédric Le Goater 2019-05-13 10:42:39 +02:00 • committed by David Gibson
parent 0dc9f5f849
commit 90c20e1e2c
2 changed files with 11 additions and 0 deletions
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1
include/hw/sysbus.h
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@ -89,6 +89,7 @@ qemu_irq sysbus_get_connected_irq(SysBusDevice *dev, int n);
void sysbus_mmio_map(SysBusDevice *dev, int n, hwaddr addr);
void sysbus_mmio_map_overlap(SysBusDevice *dev, int n, hwaddr addr,
int priority);
void sysbus_mmio_unmap(SysBusDevice *dev, int n);
void sysbus_add_io(SysBusDevice *dev, hwaddr addr,
MemoryRegion *mem);
MemoryRegion *sysbus_address_space(SysBusDevice *dev);