2 * Copyright (C) 2009 Thomas Gleixner <tglx@linutronix.de>
4 * For licencing details see kernel-base/COPYING
6 #include <linux/init.h>
8 #include <asm/bios_ebda.h>
9 #include <asm/paravirt.h>
10 #include <asm/mpspec.h>
11 #include <asm/setup.h>
18 #include <asm/iommu.h>
20 void __cpuinit x86_init_noop(void) { }
21 void __init x86_init_uint_noop(unsigned int unused) { }
22 void __init x86_init_pgd_noop(pgd_t *unused) { }
23 int __init iommu_init_noop(void) { return 0; }
24 void iommu_shutdown_noop(void) { }
27 * The platform setup functions are preset with the default functions
28 * for standard PC hardware.
30 struct x86_init_ops x86_init __initdata = {
33 .probe_roms = x86_init_noop,
34 .reserve_resources = reserve_standard_io_resources,
35 .memory_setup = default_machine_specific_memory_setup,
39 .mpc_record = x86_init_uint_noop,
40 .setup_ioapic_ids = x86_init_noop,
41 .mpc_apic_id = default_mpc_apic_id,
42 .smp_read_mpc_oem = default_smp_read_mpc_oem,
43 .mpc_oem_bus_info = default_mpc_oem_bus_info,
44 .find_smp_config = default_find_smp_config,
45 .get_smp_config = default_get_smp_config,
49 .pre_vector_init = init_ISA_irqs,
50 .intr_init = native_init_IRQ,
51 .trap_init = x86_init_noop,
55 .arch_setup = x86_init_noop,
56 .banner = default_banner,
60 .pagetable_setup_start = native_pagetable_setup_start,
61 .pagetable_setup_done = native_pagetable_setup_done,
65 .setup_percpu_clockev = setup_boot_APIC_clock,
66 .tsc_pre_init = x86_init_noop,
67 .timer_init = hpet_time_init,
71 .iommu_init = iommu_init_noop,
75 struct x86_cpuinit_ops x86_cpuinit __cpuinitdata = {
76 .setup_percpu_clockev = setup_secondary_APIC_clock,
79 struct x86_platform_ops x86_platform = {
80 .calibrate_tsc = native_calibrate_tsc,
81 .get_wallclock = mach_get_cmos_time,
82 .set_wallclock = mach_set_rtc_mmss,
83 .iommu_shutdown = iommu_shutdown_noop,
84 .is_untracked_pat_range = is_ISA_range,