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| author | Jeff Garzik <jgarzik@pobox.com> | 2005-08-29 16:12:36 -0400 |
|---|---|---|
| committer | Jeff Garzik <jgarzik@pobox.com> | 2005-08-29 16:12:36 -0400 |
| commit | 2fca877b68b2b4fc5b94277858a1bedd46017cde (patch) | |
| tree | fd02725406299ba2f26354463b3c261721e9eb6b /drivers/pci/setup-res.c | |
| parent | ff40c6d3d1437ecdf295b8e39adcb06c3d6021ef (diff) | |
| parent | 02b3e4e2d71b6058ec11cc01c72ac651eb3ded2b (diff) | |
| download | kernel-crypto-2fca877b68b2b4fc5b94277858a1bedd46017cde.tar.gz kernel-crypto-2fca877b68b2b4fc5b94277858a1bedd46017cde.tar.xz kernel-crypto-2fca877b68b2b4fc5b94277858a1bedd46017cde.zip | |
/spare/repo/libata-dev branch 'v2.6.13'
Diffstat (limited to 'drivers/pci/setup-res.c')
| -rw-r--r-- | drivers/pci/setup-res.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/drivers/pci/setup-res.c b/drivers/pci/setup-res.c index 1ca21d2ba11..5598b4714f7 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 " @@ -48,7 +53,9 @@ pci_update_resource(struct pci_dev *dev, struct resource *res, int resno) if (resno < 6) { reg = PCI_BASE_ADDRESS_0 + 4 * resno; } else if (resno == PCI_ROM_RESOURCE) { - new |= res->flags & IORESOURCE_ROM_ENABLE; + if (!(res->flags & IORESOURCE_ROM_ENABLE)) + return; + new |= PCI_ROM_ADDRESS_ENABLE; reg = dev->rom_base_reg; } else { /* Hmm, non-standard resource. */ @@ -67,7 +74,7 @@ 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) { |