cpu.h revision 1.18
11.18Schristos/* $NetBSD: cpu.h,v 1.18 2014/01/22 23:38:21 christos Exp $ */ 21.1Spooka 31.1Spooka/* 41.15Spooka * Copyright (c) 2008-2011 Antti Kantee. All Rights Reserved. 51.1Spooka * 61.1Spooka * Redistribution and use in source and binary forms, with or without 71.1Spooka * modification, are permitted provided that the following conditions 81.1Spooka * are met: 91.1Spooka * 1. Redistributions of source code must retain the above copyright 101.1Spooka * notice, this list of conditions and the following disclaimer. 111.1Spooka * 2. Redistributions in binary form must reproduce the above copyright 121.1Spooka * notice, this list of conditions and the following disclaimer in the 131.1Spooka * documentation and/or other materials provided with the distribution. 141.1Spooka * 151.1Spooka * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS 161.1Spooka * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 171.1Spooka * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 181.1Spooka * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 191.1Spooka * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 201.1Spooka * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 211.1Spooka * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 221.1Spooka * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 231.1Spooka * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 241.1Spooka * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 251.1Spooka * SUCH DAMAGE. 261.1Spooka */ 271.1Spooka 281.1Spooka#ifndef _SYS_RUMP_CPU_H_ 291.1Spooka#define _SYS_RUMP_CPU_H_ 301.1Spooka 311.8Spooka#ifndef _LOCORE 321.8Spooka 331.1Spooka#include <sys/cpu_data.h> 341.5Spooka#include <machine/pcb.h> 351.1Spooka 361.1Spookastruct cpu_info { 371.4Spooka struct cpu_data ci_data; 381.2Spooka cpuid_t ci_cpuid; 391.13Spooka struct lwp *ci_curlwp; 401.4Spooka 411.14Spooka struct cpu_info *ci_next; 421.14Spooka 431.18Schristos#ifdef __alpha__ 441.18Schristos uint64_t ci_pcc_freq; 451.18Schristos#endif 461.18Schristos 471.4Spooka/* 481.4Spooka * XXX: horrible workaround for vax lock.h. 491.4Spooka * I eventually want to nuke rump include/machine, so don't waste 501.4Spooka * energy fighting with this. 511.4Spooka */ 521.4Spooka#ifdef __vax__ 531.4Spooka int ci_ipimsgs; 541.4Spooka#define IPI_SEND_CNCHAR 0 551.4Spooka#define IPI_DDB 0 561.4Spooka#endif /* __vax__ */ 571.9Spooka 581.9Spooka/* 591.9Spooka * More stinky hacks, this time for powerpc. Will go away eventually. 601.9Spooka */ 611.9Spooka#ifdef __powerpc__ 621.9Spooka struct cache_info { 631.9Spooka int dcache_size; 641.9Spooka int dcache_line_size; 651.9Spooka int icache_size; 661.9Spooka int icache_line_size; 671.9Spooka } ci_ci; 681.9Spooka#endif /* __powerpc */ 691.1Spooka}; 701.1Spooka 711.4Spooka/* more dirty rotten vax kludges */ 721.4Spooka#ifdef __vax__ 731.4Spookastatic __inline void cpu_handle_ipi(void) {} 741.4Spooka#endif /* __vax__ */ 751.4Spooka 761.9Spooka#ifdef __powerpc__ 771.9Spookavoid __syncicache(void *, size_t); 781.9Spooka#endif 791.9Spooka 801.16Spookastruct lwp *rumpuser_curlwp(void); 811.16Spooka#define curlwp rumpuser_curlwp() 821.3Spooka 831.11Spooka#define curcpu() (curlwp->l_cpu) 841.14Spooka#define cpu_number() (cpu_index(curcpu)) 851.14Spooka 861.14Spookaextern struct cpu_info *rumpcpu_info_list; 871.17Smrg#define CPU_INFO_ITERATOR int __unused 881.14Spooka#define CPU_INFO_FOREACH(_cii_, _ci_) _cii_ = 0, _ci_ = rumpcpu_info_list; \ 891.14Spooka _ci_ != NULL; _ci_ = _ci_->ci_next 901.14Spooka#define CPU_IS_PRIMARY(_ci_) (_ci_->ci_index == 0) 911.14Spooka 921.11Spooka 931.8Spooka#endif /* !_LOCORE */ 941.8Spooka 951.1Spooka#endif /* _SYS_RUMP_CPU_H_ */ 96