diff options
| author | David Woodhouse <dwmw2@shinybook.infradead.org> | 2005-08-09 16:51:35 +0100 |
|---|---|---|
| committer | David Woodhouse <dwmw2@shinybook.infradead.org> | 2005-08-09 16:51:35 +0100 |
| commit | c973b112c76c9d8fd042991128f218a738cc8d0a (patch) | |
| tree | e813b0da5d0a0e19e06de6462d145a29ad683026 /drivers/pci/setup-res.c | |
| parent | c5fbc3966f48279dbebfde10248c977014aa9988 (diff) | |
| parent | 00dd1e433967872f3997a45d5adf35056fdf2f56 (diff) | |
Merge with /shiny/git/linux-2.6/.git
Diffstat (limited to 'drivers/pci/setup-res.c')
| -rw-r--r-- | drivers/pci/setup-res.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/pci/setup-res.c b/drivers/pci/setup-res.c index 1ca21d2ba11c..84eedc965688 100644 --- a/drivers/pci/setup-res.c +++ b/drivers/pci/setup-res.c @@ -33,6 +33,11 @@ pci_update_resource(struct pci_dev *dev, struct resource *res, int resno) u32 new, check, mask; int reg; + /* Ignore resources for unimplemented BARs and unused resource slots + for 64 bit BARs. */ + if (!res->flags) + return; + pcibios_resource_to_bus(dev, ®ion, res); pr_debug(" got res [%lx:%lx] bus [%lx:%lx] flags %lx for " @@ -67,7 +72,7 @@ pci_update_resource(struct pci_dev *dev, struct resource *res, int resno) if ((new & (PCI_BASE_ADDRESS_SPACE|PCI_BASE_ADDRESS_MEM_TYPE_MASK)) == (PCI_BASE_ADDRESS_SPACE_MEMORY|PCI_BASE_ADDRESS_MEM_TYPE_64)) { - new = 0; /* currently everyone zeros the high address */ + new = region.start >> 16 >> 16; pci_write_config_dword(dev, reg + 4, new); pci_read_config_dword(dev, reg + 4, &check); if (check != new) { |