| /* |
| * 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 <linux/pci.h> |
| |
| #include <asm/bios_ebda.h> |
| #include <asm/paravirt.h> |
| #include <asm/pci_x86.h> |
| #include <asm/pci.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/io_apic.h> |
| #include <asm/hpet.h> |
| #include <asm/pat.h> |
| #include <asm/tsc.h> |
| #include <asm/iommu.h> |
| #include <asm/mach_traps.h> |
| |
| void x86_init_noop(void) { } |
| void __init x86_init_uint_noop(unsigned int 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 = probe_roms, |
| .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_init = native_pagetable_init, |
| }, |
| |
| .timers = { |
| .setup_percpu_clockev = setup_boot_APIC_clock, |
| .tsc_pre_init = x86_init_noop, |
| .timer_init = hpet_time_init, |
| .wallclock_init = x86_init_noop, |
| }, |
| |
| .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 = { |
| .early_percpu_clock_init = x86_init_noop, |
| .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, |
| .get_nmi_reason = default_get_nmi_reason, |
| .i8042_detect = default_i8042_detect, |
| .save_sched_clock_state = tsc_save_sched_clock_state, |
| .restore_sched_clock_state = tsc_restore_sched_clock_state, |
| }; |
| |
| EXPORT_SYMBOL_GPL(x86_platform); |
| |
| #if defined(CONFIG_PCI_MSI) |
| struct x86_msi_ops x86_msi = { |
| .setup_msi_irqs = native_setup_msi_irqs, |
| .compose_msi_msg = native_compose_msi_msg, |
| .teardown_msi_irq = native_teardown_msi_irq, |
| .teardown_msi_irqs = default_teardown_msi_irqs, |
| .restore_msi_irqs = default_restore_msi_irqs, |
| .setup_hpet_msi = default_setup_hpet_msi, |
| }; |
| |
| /* MSI arch specific hooks */ |
| int arch_setup_msi_irqs(struct pci_dev *dev, int nvec, int type) |
| { |
| return x86_msi.setup_msi_irqs(dev, nvec, type); |
| } |
| |
| void arch_teardown_msi_irqs(struct pci_dev *dev) |
| { |
| x86_msi.teardown_msi_irqs(dev); |
| } |
| |
| void arch_teardown_msi_irq(unsigned int irq) |
| { |
| x86_msi.teardown_msi_irq(irq); |
| } |
| |
| void arch_restore_msi_irqs(struct pci_dev *dev, int irq) |
| { |
| x86_msi.restore_msi_irqs(dev, irq); |
| } |
| #endif |
| |
| struct x86_io_apic_ops x86_io_apic_ops = { |
| .init = native_io_apic_init_mappings, |
| .read = native_io_apic_read, |
| .write = native_io_apic_write, |
| .modify = native_io_apic_modify, |
| .disable = native_disable_io_apic, |
| .print_entries = native_io_apic_print_entries, |
| .set_affinity = native_ioapic_set_affinity, |
| .setup_entry = native_setup_ioapic_entry, |
| .eoi_ioapic_pin = native_eoi_ioapic_pin, |
| }; |