linux_dsm_epyc7002/include/asm-x86_64/proto.h
Andi Kleen 737c5c3bde [PATCH] x86_64: Don't try to synchronize the TSC over CPUs on Intel CPUs at boot.
They already do this in hardware and the Linux algorithm
actually adds errors.

Cc: mingo@elte.hu
Cc: rohit.seth@intel.com

Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
2006-01-11 19:04:57 -08:00

134 lines
3.5 KiB
C

#ifndef _ASM_X8664_PROTO_H
#define _ASM_X8664_PROTO_H 1
#include <asm/ldt.h>
/* misc architecture specific prototypes */
struct cpuinfo_x86;
struct pt_regs;
extern void start_kernel(void);
extern void pda_init(int);
extern void zap_low_mappings(int cpu);
extern void early_idt_handler(void);
extern void mcheck_init(struct cpuinfo_x86 *c);
#ifdef CONFIG_MTRR
extern void mtrr_ap_init(void);
extern void mtrr_bp_init(void);
#else
#define mtrr_ap_init() do {} while (0)
#define mtrr_bp_init() do {} while (0)
#endif
extern void init_memory_mapping(unsigned long start, unsigned long end);
extern void size_zones(unsigned long *z, unsigned long *h,
unsigned long start_pfn, unsigned long end_pfn);
extern void system_call(void);
extern int kernel_syscall(void);
extern void syscall_init(void);
extern void ia32_syscall(void);
extern void ia32_cstar_target(void);
extern void ia32_sysenter_target(void);
extern void config_acpi_tables(void);
extern void ia32_syscall(void);
extern void iommu_hole_init(void);
extern void time_init_gtod(void);
extern int pmtimer_mark_offset(void);
extern unsigned int do_gettimeoffset_pm(void);
extern u32 pmtmr_ioport;
extern unsigned long long monotonic_base;
extern int sysctl_vsyscall;
extern void do_softirq_thunk(void);
extern int numa_setup(char *opt);
extern int setup_early_printk(char *);
extern void early_printk(const char *fmt, ...) __attribute__((format(printf,1,2)));
extern void early_identify_cpu(struct cpuinfo_x86 *c);
extern int k8_scan_nodes(unsigned long start, unsigned long end);
extern void numa_initmem_init(unsigned long start_pfn, unsigned long end_pfn);
extern unsigned long numa_free_all_bootmem(void);
extern void reserve_bootmem_generic(unsigned long phys, unsigned len);
extern void free_bootmem_generic(unsigned long phys, unsigned len);
extern void load_gs_index(unsigned gs);
extern unsigned long end_pfn_map;
extern void show_trace(unsigned long * rsp);
extern void show_registers(struct pt_regs *regs);
extern void exception_table_check(void);
extern void acpi_reserve_bootmem(void);
extern void swap_low_mappings(void);
extern void __show_regs(struct pt_regs * regs);
extern void show_regs(struct pt_regs * regs);
extern char *syscall32_page;
extern void syscall32_cpu_init(void);
extern void setup_node_bootmem(int nodeid, unsigned long start, unsigned long end);
extern void check_ioapic(void);
extern void check_efer(void);
extern int unhandled_signal(struct task_struct *tsk, int sig);
extern int unsynchronized_tsc(void);
extern void select_idle_routine(const struct cpuinfo_x86 *c);
extern void gart_parse_options(char *);
extern void __init no_iommu_init(void);
extern unsigned long table_start, table_end;
extern int exception_trace;
extern int force_iommu, no_iommu;
extern int using_apic_timer;
extern int disable_apic;
extern unsigned cpu_khz;
extern int ioapic_force;
extern int skip_ioapic_setup;
extern int acpi_ht;
extern int acpi_disabled;
#ifdef CONFIG_GART_IOMMU
extern int fallback_aper_order;
extern int fallback_aper_force;
extern int iommu_aperture;
extern int iommu_aperture_allowed;
extern int iommu_aperture_disabled;
extern int fix_aperture;
#else
#define iommu_aperture 0
#define iommu_aperture_allowed 0
#endif
extern int force_iommu;
extern int reboot_force;
extern void smp_local_timer_interrupt(struct pt_regs * regs);
long do_arch_prctl(struct task_struct *task, int code, unsigned long addr);
#define round_up(x,y) (((x) + (y) - 1) & ~((y)-1))
#define round_down(x,y) ((x) & ~((y)-1))
#endif