1 /* $NetBSD: cpu.h,v 1.6 2002/10/13 12:24:57 bjh21 Exp $ */ 2 3 /*- 4 * Copyright (c) 2002 Ben Harris 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. The name of the author may not be used to endorse or promote products 16 * derived from this software without specific prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 19 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 20 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 21 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 22 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 23 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 24 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 25 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 26 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 27 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 28 */ 29 30 #if defined(_KERNEL) && defined(_KERNEL_OPT) && !defined(_LOCORE) 31 #include "opt_multiprocessor.h" 32 33 #ifdef MULTIPROCESSOR 34 void cpu_boot_secondary_processors(void); 35 36 #define MP_CPU_INFO_MEMBERS \ 37 cpuid_t ci_cpuid; \ 38 struct proc *ci_curproc; \ 39 struct pcb *ci_curpcb; \ 40 struct pcb *ci_idlepcb; 41 42 #define CPU_MAXNUM 8 43 44 extern struct cpu_info *cpu_info[]; 45 46 #define CPU_IS_PRIMARY(ci) ((ci)->ci_cpuid == 0) 47 extern cpuid_t cpu_number(void); 48 #define curcpu() (cpu_info[cpu_number()]) 49 50 extern cpuid_t cpu_next(cpuid_t); 51 52 #define CPU_INFO_ITERATOR cpuid_t 53 #define CPU_INFO_FOREACH(cii, ci) \ 54 cii = 0, ci = cpu_info[0]; \ 55 cii < CPU_MAXNUM; \ 56 cii = cpu_next(cii), ci = cpu_info[cii] 57 58 #endif /* MULTIPROCESSOR */ 59 #endif /* _KERNEL && _KERNEL_OPT && !_LOCORE */ 60 61 #include <arm/cpu.h> 62