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Diffstat (limited to 'arch/x86/pci/common.c')
-rw-r--r--arch/x86/pci/common.c17
1 files changed, 17 insertions, 0 deletions
diff --git a/arch/x86/pci/common.c b/arch/x86/pci/common.c
index 862746390666..52deabc72a6f 100644
--- a/arch/x86/pci/common.c
+++ b/arch/x86/pci/common.c
@@ -109,6 +109,19 @@ static void __devinit pcibios_fixup_ghosts(struct pci_bus *b)
}
}
+static void __devinit pcibios_fixup_device_resources(struct pci_dev *dev)
+{
+ struct resource *rom_r = &dev->resource[PCI_ROM_RESOURCE];
+
+ if (rom_r->parent)
+ return;
+ if (rom_r->start)
+ /* we deal with BIOS assigned ROM later */
+ return;
+ if (!(pci_probe & PCI_ASSIGN_ROMS))
+ rom_r->start = rom_r->end = rom_r->flags = 0;
+}
+
/*
* Called after each bus is probed, but before its children
* are examined.
@@ -116,8 +129,12 @@ static void __devinit pcibios_fixup_ghosts(struct pci_bus *b)
void __devinit pcibios_fixup_bus(struct pci_bus *b)
{
+ struct pci_dev *dev;
+
pcibios_fixup_ghosts(b);
pci_read_bridge_bases(b);
+ list_for_each_entry(dev, &b->devices, bus_list)
+ pcibios_fixup_device_resources(dev);
}
/*