[v2,22/24] pci: add pci_address_space()

Commit Message

Avi Kivity Aug. 15, 2011, 2:17 p.m. UTC

Returns the PCI address space.  Useful for bridges that can obscure
part of the PCI address space.

Signed-off-by: Avi Kivity <[e-mail]>
---
 hw/pci.c |    5 +++++
 hw/pci.h |    1 +
 2 files changed, 6 insertions(+), 0 deletions(-)

Patch

diff --git a/hw/pci.c b/hw/pci.c
index dc7271a..4e495b4 100644
--- a/hw/pci.c
+++ b/hw/pci.c
@@ -2165,3 +2165,8 @@  int pci_qdev_find_device(const char *id, PCIDevice **pdev)
 
     return rc;
 }
+
+MemoryRegion *pci_address_space(PCIDevice *dev)
+{
+    return dev->bus->address_space_mem;
+}
diff --git a/hw/pci.h b/hw/pci.h
index d7ad7fb..391217e 100644
--- a/hw/pci.h
+++ b/hw/pci.h
@@ -220,6 +220,7 @@  void pci_default_write_config(PCIDevice *d,
                               uint32_t address, uint32_t val, int len);
 void pci_device_save(PCIDevice *s, QEMUFile *f);
 int pci_device_load(PCIDevice *s, QEMUFile *f);
+MemoryRegion *pci_address_space(PCIDevice *dev);
 
 typedef void (*pci_set_irq_fn)(void *opaque, int irq_num, int level);
 typedef int (*pci_map_irq_fn)(PCIDevice *pci_dev, int irq_num);