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| author | Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk> | 2017-09-22 13:18:31 +0100 |
|---|---|---|
| committer | Michael S. Tsirkin <mst@redhat.com> | 2017-10-15 05:54:41 +0300 |
| commit | 9cd1e97a7ae2856ec00b5682db0dea17f42fc734 (patch) | |
| tree | dbce61b3f443624c8808da1b6ea8f84fac0d73c8 /hw/pci | |
| parent | 5c0ba1be37181bd8a7c96c7f81b19ae5f8e66e2d (diff) | |
| download | qemu-9cd1e97a7ae2856ec00b5682db0dea17f42fc734.zip qemu-9cd1e97a7ae2856ec00b5682db0dea17f42fc734.tar.gz qemu-9cd1e97a7ae2856ec00b5682db0dea17f42fc734.tar.bz2 | |
pci: allow 32-bit PCI IO accesses to pass through the PCI bridge
Whilst the underlying PCI bridge implementation supports 32-bit PCI IO
accesses, unfortunately they are truncated at the legacy 64K limit.
Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Diffstat (limited to 'hw/pci')
| -rw-r--r-- | hw/pci/pci_bridge.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/hw/pci/pci_bridge.c b/hw/pci/pci_bridge.c index 17feae5..a47d257 100644 --- a/hw/pci/pci_bridge.c +++ b/hw/pci/pci_bridge.c @@ -379,7 +379,8 @@ void pci_bridge_initfn(PCIDevice *dev, const char *typename) sec_bus->address_space_mem = &br->address_space_mem; memory_region_init(&br->address_space_mem, OBJECT(br), "pci_bridge_pci", UINT64_MAX); sec_bus->address_space_io = &br->address_space_io; - memory_region_init(&br->address_space_io, OBJECT(br), "pci_bridge_io", 65536); + memory_region_init(&br->address_space_io, OBJECT(br), "pci_bridge_io", + UINT32_MAX); br->windows = pci_bridge_region_init(br); QLIST_INIT(&sec_bus->child); QLIST_INSERT_HEAD(&parent->child, sec_bus, sibling); |