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[PATCH] x86{-64}: Remove old hack that disabled mmconfig support on AMD systems. 

Now that Greg implemented MCFG/_SEG support this shouldn't be needed
anymore

Cc: gregkh@suse.de

Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Andi Kleen 2005-09-12 18:49:23 +02:00 committed by Linus Torvalds
parent b3426599af
commit f343bb4cd7
2 changed files with 0 additions and 14 deletions
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7
arch/i386/pci/mmconfig.c
View File

@ -127,13 +127,6 @@ static int __init pci_mmcfg_init(void)
(pci_mmcfg_config[0].base_address == 0))
goto out;
/* Kludge for now. Don't use mmconfig on AMD systems because
those have some busses where mmconfig doesn't work,
and we don't parse ACPI MCFG well enough to handle that.
Remove when proper handling is added. */
if (boot_cpu_data.x86_vendor == X86_VENDOR_AMD)
goto out;
printk(KERN_INFO "PCI: Using MMCONFIG\n");
raw_pci_ops = &pci_mmcfg;
pci_probe = (pci_probe & ~PCI_PROBE_MASK) | PCI_PROBE_MMCONF;

7
arch/x86_64/pci/mmconfig.c
View File

@ -111,13 +111,6 @@ static int __init pci_mmcfg_init(void)
(pci_mmcfg_config[0].base_address == 0))
return 0;
/* Kludge for now. Don't use mmconfig on AMD systems because
those have some busses where mmconfig doesn't work,
and we don't parse ACPI MCFG well enough to handle that.
Remove when proper handling is added. */
if (boot_cpu_data.x86_vendor == X86_VENDOR_AMD)
return 0;
/* RED-PEN i386 doesn't do _nocache right now */
pci_mmcfg_virt = kmalloc(sizeof(*pci_mmcfg_virt) * pci_mmcfg_config_num, GFP_KERNEL);
if (pci_mmcfg_virt == NULL) {