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-rw-r--r--hw/pci.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/hw/pci.c b/hw/pci.c
index d9fd564b49..46b22ec58f 100644
--- a/hw/pci.c
+++ b/hw/pci.c
@@ -707,6 +707,8 @@ void pci_default_write_config(PCIDevice *d, uint32_t addr, uint32_t val, int l)
d->config[addr] = (d->config[addr] & ~wmask) | (val & wmask);
}
if (ranges_overlap(addr, l, PCI_BASE_ADDRESS_0, 24) ||
+ ranges_overlap(addr, l, PCI_ROM_ADDRESS, 4) ||
+ ranges_overlap(addr, l, PCI_ROM_ADDRESS1, 4) ||
range_covers_byte(addr, l, PCI_COMMAND))
pci_update_mappings(d);
}