1 files changed, 75 insertions, 0 deletions

diff --git a/arch/x86/kernel/x86_init.c b/arch/x86/kernel/x86_init.c
new file mode 100644
index 000000000000..4449a4a2c2ed
--- /dev/null
+++ b/arch/x86/kernel/x86_init.c
@@ -0,0 +1,75 @@
+/*
+ * Copyright (C) 2009 Thomas Gleixner <tglx@linutronix.de>
+ *
+ *  For licencing details see kernel-base/COPYING
+ */
+#include <linux/init.h>
+
+#include <asm/bios_ebda.h>
+#include <asm/paravirt.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/tsc.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) { }
+
+/*
+ * 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,
+        },
+};
+
+struct x86_cpuinit_ops x86_cpuinit __cpuinitdata = {
+        .setup_percpu_clockev           = setup_secondary_APIC_clock,
+};
+
+struct x86_platform_ops x86_platform = {
+        .calibrate_tsc                  = native_calibrate_tsc,
+        .get_wallclock                  = mach_get_cmos_time,
+        .set_wallclock                  = mach_set_rtc_mmss,
+};