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| author | Ingo Molnar <mingo@elte.hu> | 2009-04-07 13:47:33 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-04-07 13:47:45 +0200 |
| commit | 93776a8ec746cf9d32c36e5a5b23d28d8be28826 (patch) | |
| tree | 6c472ae9f709246ee5268e1d71559d07839fb965 /drivers/pci/setup-res.c | |
| parent | 34886c8bc590f078d4c0b88f50d061326639198d (diff) | |
| parent | d508afb437daee7cf07da085b635c44a4ebf9b38 (diff) | |
Merge branch 'linus' into tracing/core
Merge reason: update to upstream tracing facilities
Signed-off-by: Ingo Molnar <mingo@elte.hu>
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 32e8d88a461..3039fcb86af 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; |