diff options
| author | Len Brown <len.brown@intel.com> | 2005-09-03 02:44:09 -0400 |
|---|---|---|
| committer | Len Brown <len.brown@intel.com> | 2005-09-03 02:44:09 -0400 |
| commit | 129521dcc94f781890f8f668219ab79f0073ff9f (patch) | |
| tree | 9f70707c88da65577f38814fe37b24c4b4957d64 /arch/i386/pci | |
| parent | 824b558bbe2c298b165cdb54c33718994dda30bb (diff) | |
| parent | f505380ba7b98ec97bf25300c2a58aeae903530b (diff) | |
Merge linux-2.6 into linux-acpi-2.6 test
Diffstat (limited to 'arch/i386/pci')
| -rw-r--r-- | arch/i386/pci/common.c | 1 | ||||
| -rw-r--r-- | arch/i386/pci/i386.c | 49 |
2 files changed, 16 insertions, 34 deletions
diff --git a/arch/i386/pci/common.c b/arch/i386/pci/common.c index ade5bc57c34..c96bea14b98 100644 --- a/arch/i386/pci/common.c +++ b/arch/i386/pci/common.c @@ -165,7 +165,6 @@ static int __init pcibios_init(void) if ((pci_probe & PCI_BIOS_SORT) && !(pci_probe & PCI_NO_SORT)) pcibios_sort(); #endif - pci_assign_unassigned_resources(); return 0; } diff --git a/arch/i386/pci/i386.c b/arch/i386/pci/i386.c index 93a364c8215..3cc480998a4 100644 --- a/arch/i386/pci/i386.c +++ b/arch/i386/pci/i386.c @@ -170,43 +170,26 @@ static void __init pcibios_allocate_resources(int pass) static int __init pcibios_assign_resources(void) { struct pci_dev *dev = NULL; - int idx; - struct resource *r; - - for_each_pci_dev(dev) { - int class = dev->class >> 8; - - /* Don't touch classless devices and host bridges */ - if (!class || class == PCI_CLASS_BRIDGE_HOST) - continue; - - for(idx=0; idx<6; idx++) { - r = &dev->resource[idx]; - - /* - * Don't touch IDE controllers and I/O ports of video cards! - */ - if ((class == PCI_CLASS_STORAGE_IDE && idx < 4) || - (class == PCI_CLASS_DISPLAY_VGA && (r->flags & IORESOURCE_IO))) - continue; - - /* - * We shall assign a new address to this resource, either because - * the BIOS forgot to do so or because we have decided the old - * address was unusable for some reason. - */ - if (!r->start && r->end) - pci_assign_resource(dev, idx); - } + struct resource *r, *pr; - if (pci_probe & PCI_ASSIGN_ROMS) { + if (!(pci_probe & PCI_ASSIGN_ROMS)) { + /* Try to use BIOS settings for ROMs, otherwise let + pci_assign_unassigned_resources() allocate the new + addresses. */ + for_each_pci_dev(dev) { r = &dev->resource[PCI_ROM_RESOURCE]; - r->end -= r->start; - r->start = 0; - if (r->end) - pci_assign_resource(dev, PCI_ROM_RESOURCE); + if (!r->flags || !r->start) + continue; + pr = pci_find_parent_resource(dev, r); + if (!pr || request_resource(pr, r) < 0) { + r->end -= r->start; + r->start = 0; + } } } + + pci_assign_unassigned_resources(); + return 0; } |