/* * Copyright (C) 2009 Thomas Gleixner <tglx@linutronix.de> * * For licencing details see kernel-base/COPYING */ #include <linux/init.h> #include <linux/ioport.h> #include <linux/module.h> #include <asm/bios_ebda.h> #include <asm/paravirt.h> #include <asm/pci_x86.h> #include <asm/mpspec.h> #include <asm/setup.h> #include <asm/apic.h> #include <asm/e820.h> #include <asm/time.h> #include <asm/irq.h> #include <asm/pat.h> #include <asm/tsc.h> #include <asm/iommu.h> void __cpuinit x86_init_noop(void) { } void __init x86_init_uint_noop(unsigned int unused) { } void __init x86_init_pgd_noop(pgd_t *unused) { } int __init iommu_init_noop(void) { return 0; } void iommu_shutdown_noop(void) { } /* * The platform setup functions are preset with the default functions * for standard PC hardware. */ struct x86_init_ops x86_init __initdata = { .resources = { .probe_roms = x86_init_noop, .reserve_resources = reserve_standard_io_resources, .memory_setup = default_machine_specific_memory_setup, }, .mpparse = { .mpc_record = x86_init_uint_noop, .setup_ioapic_ids = x86_init_noop, .mpc_apic_id = default_mpc_apic_id, .smp_read_mpc_oem = default_smp_read_mpc_oem, .mpc_oem_bus_info = default_mpc_oem_bus_info, .find_smp_config = default_find_smp_config, .get_smp_config = default_get_smp_config, }, .irqs = { .pre_vector_init = init_ISA_irqs, .intr_init = native_init_IRQ, .trap_init = x86_init_noop, }, .oem = { .arch_setup = x86_init_noop, .banner = default_banner, }, .paging = { .pagetable_setup_start = native_pagetable_setup_start, .pagetable_setup_done = native_pagetable_setup_done, }, .timers = { .setup_percpu_clockev = setup_boot_APIC_clock, .tsc_pre_init = x86_init_noop, .timer_init = hpet_time_init, }, .iommu = { .iommu_init = iommu_init_noop, }, .pci = { .init = x86_default_pci_init, .init_irq = x86_default_pci_init_irq, .fixup_irqs = x86_default_pci_fixup_irqs, }, }; struct x86_cpuinit_ops x86_cpuinit __cpuinitdata = { .setup_percpu_clockev = setup_secondary_APIC_clock, }; static void default_nmi_init(void) { }; static int default_i8042_detect(void) { return 1; }; struct x86_platform_ops x86_platform = { .calibrate_tsc = native_calibrate_tsc, .get_wallclock = mach_get_cmos_time, .set_wallclock = mach_set_rtc_mmss, .iommu_shutdown = iommu_shutdown_noop, .is_untracked_pat_range = is_ISA_range, .nmi_init = default_nmi_init, .i8042_detect = default_i8042_detect }; EXPORT_SYMBOL_GPL(x86_platform);