1 #include <linux/pci.h> 2 #include <linux/init.h> 3 #include <asm/pci_x86.h> 4 5 /* arch_initcall has too random ordering, so call the initializers 6 in the right sequence from here. */ 7 static __init int pci_arch_init(void) 8 { 9 #ifdef CONFIG_PCI_DIRECT 10 int type = 0; 11 12 type = pci_direct_probe(); 13 #endif 14 15 if (!(pci_probe & PCI_PROBE_NOEARLY)) 16 pci_mmcfg_early_init(); 17 18 #ifdef CONFIG_PCI_OLPC 19 if (!pci_olpc_init()) 20 return 0; /* skip additional checks if it's an XO */ 21 #endif 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 } 44 arch_initcall(pci_arch_init); 45