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| author | James Morris <jmorris@namei.org> | 2009-05-08 17:56:47 +1000 |
|---|---|---|
| committer | James Morris <jmorris@namei.org> | 2009-05-08 17:56:47 +1000 |
| commit | d254117099d711f215e62427f55dfb8ebd5ad011 (patch) | |
| tree | 0848ff8dd74314fec14a86497f8d288c86ba7c65 /drivers/pci/setup-res.c | |
| parent | 07ff7a0b187f3951788f64ae1f30e8109bc8e9eb (diff) | |
| parent | 8c9ed899b44c19e81859fbb0e9d659fe2f8630fc (diff) | |
Merge branch 'master' into next
Diffstat (limited to 'drivers/pci/setup-res.c')
| -rw-r--r-- | drivers/pci/setup-res.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/drivers/pci/setup-res.c b/drivers/pci/setup-res.c index 32e8d88a4619..3039fcb86afc 100644 --- a/drivers/pci/setup-res.c +++ b/drivers/pci/setup-res.c @@ -120,6 +120,21 @@ int pci_claim_resource(struct pci_dev *dev, int resource) return err; } +#ifdef CONFIG_PCI_QUIRKS +void pci_disable_bridge_window(struct pci_dev *dev) +{ + dev_dbg(&dev->dev, "Disabling bridge window.\n"); + + /* MMIO Base/Limit */ + pci_write_config_dword(dev, PCI_MEMORY_BASE, 0x0000fff0); + + /* Prefetchable MMIO Base/Limit */ + pci_write_config_dword(dev, PCI_PREF_LIMIT_UPPER32, 0); + pci_write_config_dword(dev, PCI_PREF_MEMORY_BASE, 0x0000fff0); + pci_write_config_dword(dev, PCI_PREF_BASE_UPPER32, 0xffffffff); +} +#endif /* CONFIG_PCI_QUIRKS */ + int pci_assign_resource(struct pci_dev *dev, int resno) { struct pci_bus *bus = dev->bus; |