1 #ifndef _ASM_X8664_PROTO_H
2 #define _ASM_X8664_PROTO_H 1
6 /* misc architecture specific prototypes */
11 extern void start_kernel(void);
12 extern void pda_init(int);
14 extern void early_idt_handler(void);
16 extern void mcheck_init(struct cpuinfo_x86 *c);
18 extern void mtrr_ap_init(void);
19 extern void mtrr_bp_init(void);
21 #define mtrr_ap_init() do {} while (0)
22 #define mtrr_bp_init() do {} while (0)
24 extern void init_memory_mapping(unsigned long start, unsigned long end);
26 extern void system_call(void);
27 extern int kernel_syscall(void);
28 extern void syscall_init(void);
30 extern void ia32_syscall(void);
31 extern void ia32_cstar_target(void);
32 extern void ia32_sysenter_target(void);
34 extern void config_acpi_tables(void);
35 extern void ia32_syscall(void);
36 extern void iommu_hole_init(void);
38 extern void time_init_gtod(void);
39 extern int pmtimer_mark_offset(void);
40 extern unsigned int do_gettimeoffset_pm(void);
41 extern u32 pmtmr_ioport;
42 extern unsigned long long monotonic_base;
43 extern int sysctl_vsyscall;
45 extern void do_softirq_thunk(void);
47 extern int numa_setup(char *opt);
49 extern int setup_early_printk(char *);
50 extern void early_printk(const char *fmt, ...) __attribute__((format(printf,1,2)));
52 extern void early_identify_cpu(struct cpuinfo_x86 *c);
54 extern int k8_scan_nodes(unsigned long start, unsigned long end);
56 extern void numa_initmem_init(unsigned long start_pfn, unsigned long end_pfn);
57 extern unsigned long numa_free_all_bootmem(void);
59 extern void reserve_bootmem_generic(unsigned long phys, unsigned len);
60 extern void free_bootmem_generic(unsigned long phys, unsigned len);
62 extern void load_gs_index(unsigned gs);
64 extern unsigned long end_pfn_map;
66 extern cpumask_t cpu_initialized;
68 extern void show_trace(unsigned long * rsp);
69 extern void show_registers(struct pt_regs *regs);
71 extern void exception_table_check(void);
73 extern void acpi_reserve_bootmem(void);
75 extern void swap_low_mappings(void);
77 extern void __show_regs(struct pt_regs * regs);
78 extern void show_regs(struct pt_regs * regs);
80 extern char *syscall32_page;
81 extern void syscall32_cpu_init(void);
83 extern void setup_node_bootmem(int nodeid, unsigned long start, unsigned long end);
85 extern void check_ioapic(void);
86 extern void check_efer(void);
88 extern int unhandled_signal(struct task_struct *tsk, int sig);
90 extern void select_idle_routine(const struct cpuinfo_x86 *c);
91 extern void swiotlb_init(void);
93 extern unsigned long table_start, table_end;
95 extern int exception_trace;
96 extern int force_iommu, no_iommu;
97 extern int using_apic_timer;
98 extern int disable_apic;
99 extern unsigned cpu_khz;
100 extern int ioapic_force;
101 extern int skip_ioapic_setup;
103 extern int acpi_disabled;
105 extern int fallback_aper_order;
106 extern int fallback_aper_force;
107 extern int iommu_aperture;
108 extern int iommu_aperture_disabled;
109 extern int iommu_aperture_allowed;
110 extern int fix_aperture;
111 extern int force_iommu;
113 extern int reboot_force;
115 extern void smp_local_timer_interrupt(struct pt_regs * regs);
117 long do_arch_prctl(struct task_struct *task, int code, unsigned long addr);
119 #define round_up(x,y) (((x) + (y) - 1) & ~((y)-1))
120 #define round_down(x,y) ((x) & ~((y)-1))