1cd76c7513
. primary purpose is to synchronize with <ieeefp.h> which expects a fp_prec from sys/arch/x86/include/ieeefp.h
133 lines
4.6 KiB
C
133 lines
4.6 KiB
C
/* $NetBSD: cpuvar.h,v 1.46 2012/04/20 22:23:24 rmind Exp $ */
|
|
|
|
/*-
|
|
* Copyright (c) 2000, 2007 The NetBSD Foundation, Inc.
|
|
* All rights reserved.
|
|
*
|
|
* This code is derived from software contributed to The NetBSD Foundation
|
|
* by RedBack Networks Inc.
|
|
*
|
|
* Author: Bill Sommerfeld
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
|
|
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
|
|
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
|
|
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
|
|
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
|
|
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
|
|
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
|
|
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
|
|
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
|
|
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
|
* POSSIBILITY OF SUCH DAMAGE.
|
|
*/
|
|
|
|
/*
|
|
* Copyright (c) 1999 Stefan Grefen
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
* 3. All advertising materials mentioning features or use of this software
|
|
* must display the following acknowledgement:
|
|
* This product includes software developed by the NetBSD
|
|
* Foundation, Inc. and its contributors.
|
|
* 4. Neither the name of The NetBSD Foundation nor the names of its
|
|
* contributors may be used to endorse or promote products derived
|
|
* from this software without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND ANY
|
|
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR AND CONTRIBUTORS BE LIABLE
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
* SUCH DAMAGE.
|
|
*/
|
|
|
|
#ifndef _X86_CPUVAR_H_
|
|
#define _X86_CPUVAR_H_
|
|
|
|
struct cpu_functions {
|
|
#ifndef XEN
|
|
int (*start)(struct cpu_info *, paddr_t);
|
|
#else /* XEN */
|
|
int (*start)(struct cpu_info *, vaddr_t);
|
|
#endif /* XEN */
|
|
int (*stop)(struct cpu_info *);
|
|
void (*cleanup)(struct cpu_info *);
|
|
};
|
|
|
|
extern const struct cpu_functions mp_cpu_funcs;
|
|
|
|
#define CPU_ROLE_SP 0
|
|
#define CPU_ROLE_BP 1
|
|
#define CPU_ROLE_AP 2
|
|
|
|
struct cpu_attach_args {
|
|
int cpu_id;
|
|
int cpu_number;
|
|
int cpu_role;
|
|
const struct cpu_functions *cpu_func;
|
|
};
|
|
|
|
struct cpufeature_attach_args {
|
|
struct cpu_info *ci;
|
|
const char *name;
|
|
};
|
|
|
|
#ifdef _KERNEL
|
|
#include <sys/kcpuset.h>
|
|
#if defined(_KERNEL_OPT)
|
|
#include "opt_multiprocessor.h"
|
|
#endif /* defined(_KERNEL_OPT) */
|
|
|
|
int x86_ipi(int, int, int);
|
|
void x86_self_ipi(int);
|
|
int x86_ipi_init(int);
|
|
int x86_ipi_startup(int, int);
|
|
void x86_errata(void);
|
|
|
|
void identifycpu(struct cpu_info *);
|
|
void identifycpu_cpuids(struct cpu_info *);
|
|
void cpu_init(struct cpu_info *);
|
|
void cpu_init_tss(struct cpu_info *);
|
|
void cpu_init_first(void);
|
|
|
|
void x86_cpu_idle_init(void);
|
|
void x86_cpu_idle_halt(void);
|
|
void x86_cpu_idle_mwait(void);
|
|
#ifdef XEN
|
|
void x86_cpu_idle_xen(void);
|
|
#endif
|
|
|
|
void cpu_get_tsc_freq(struct cpu_info *);
|
|
void pat_init(struct cpu_info *);
|
|
|
|
extern int cpu_vendor;
|
|
extern bool x86_mp_online;
|
|
|
|
extern uint32_t cpu_feature[5];
|
|
|
|
#endif /* _KERNEL */
|
|
|
|
#endif /* !_X86_CPUVAR_H_ */
|