1#include <linux/pci.h> 2#include <linux/init.h> 3#include <asm/pci_x86.h> 4#include <asm/x86_init.h> 5 6/* arch_initcall has too random ordering, so call the initializers 7 in the right sequence from here. */ 8static __init int pci_arch_init(void) 9{ 10#ifdef CONFIG_PCI_DIRECT 11 int type = 0; 12 13 type = pci_direct_probe(); 14#endif 15 16 if (!(pci_probe & PCI_PROBE_NOEARLY)) 17 pci_mmcfg_early_init(); 18 19 if (x86_init.pci.arch_init && !x86_init.pci.arch_init()) 20 return 0; 21 22#ifdef CONFIG_PCI_BIOS 23 pci_pcbios_init(); 24#endif 25 /* 26 * don't check for raw_pci_ops here because we want pcbios as last 27 * fallback, yet it's needed to run first to set pcibios_last_bus 28 * in case legacy PCI probing is used. otherwise detecting peer busses 29 * fails. 30 */ 31#ifdef CONFIG_PCI_DIRECT 32 pci_direct_init(type); 33#endif 34 if (!raw_pci_ops && !raw_pci_ext_ops) 35 printk(KERN_ERR 36 "PCI: Fatal: No config space access function found\n"); 37 38 dmi_check_pciprobe(); 39 40 dmi_check_skip_isa_align(); 41 42 return 0; 43} 44arch_initcall(pci_arch_init); 45