/* $NetBSD: cpuvar.h,v 1.27 2008/05/13 22:39:17 ad 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 { int (*start)(struct cpu_info *, paddr_t); 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_number; int cpu_role; const struct cpu_functions *cpu_func; }; #ifdef _KERNEL #include "opt_multiprocessor.h" #ifndef XEN #include "opt_enhanced_speedstep.h" #include "opt_intel_coretemp.h" #include "opt_intel_odcm.h" #endif #ifdef MULTIPROCESSOR extern uint32_t cpus_running; #endif 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 #ifdef INTEL_CORETEMP void coretemp_register(struct cpu_info *); #endif #ifdef INTEL_ONDEMAND_CLOCKMOD void clockmod_init(void); #endif #ifdef ENHANCED_SPEEDSTEP void est_init(int); int via_get_bus_clock(struct cpu_info *); int p3_get_bus_clock(struct cpu_info *); int p4_get_bus_clock(struct cpu_info *); #endif void cpu_get_tsc_freq(struct cpu_info *); extern int cpu_vendor; extern bool x86_mp_online; #endif #endif /* !_X86_CPUVAR_H_ */