1 // SPDX-License-Identifier: GPL-2.0
3 #include <linux/init.h>
4 #include <asm/pci_x86.h>
5 #include <asm/x86_init.h>
7 /* arch_initcall has too random ordering, so call the initializers
8 in the right sequence from here. */
9 static __init int pci_arch_init(void)
13 type = pci_direct_probe();
15 if (!(pci_probe & PCI_PROBE_NOEARLY))
16 pci_mmcfg_early_init();
18 if (x86_init.pci.arch_init && !x86_init.pci.arch_init())
24 * don't check for raw_pci_ops here because we want pcbios as last
25 * fallback, yet it's needed to run first to set pcibios_last_bus
26 * in case legacy PCI probing is used. otherwise detecting peer busses
29 pci_direct_init(type);
31 if (!raw_pci_ops && !raw_pci_ext_ops)
33 "PCI: Fatal: No config space access function found\n");
37 dmi_check_skip_isa_align();
41 arch_initcall(pci_arch_init);