1*86d7f5d3SJohn Marino /* 2*86d7f5d3SJohn Marino * Copyright (c) 2006 The DragonFly Project. All rights reserved. 3*86d7f5d3SJohn Marino * 4*86d7f5d3SJohn Marino * This code is derived from software contributed to The DragonFly Project 5*86d7f5d3SJohn Marino * by Matthew Dillon <dillon@backplane.com> 6*86d7f5d3SJohn Marino * 7*86d7f5d3SJohn Marino * Redistribution and use in source and binary forms, with or without 8*86d7f5d3SJohn Marino * modification, are permitted provided that the following conditions 9*86d7f5d3SJohn Marino * are met: 10*86d7f5d3SJohn Marino * 11*86d7f5d3SJohn Marino * 1. Redistributions of source code must retain the above copyright 12*86d7f5d3SJohn Marino * notice, this list of conditions and the following disclaimer. 13*86d7f5d3SJohn Marino * 2. Redistributions in binary form must reproduce the above copyright 14*86d7f5d3SJohn Marino * notice, this list of conditions and the following disclaimer in 15*86d7f5d3SJohn Marino * the documentation and/or other materials provided with the 16*86d7f5d3SJohn Marino * distribution. 17*86d7f5d3SJohn Marino * 3. Neither the name of The DragonFly Project nor the names of its 18*86d7f5d3SJohn Marino * contributors may be used to endorse or promote products derived 19*86d7f5d3SJohn Marino * from this software without specific, prior written permission. 20*86d7f5d3SJohn Marino * 21*86d7f5d3SJohn Marino * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 22*86d7f5d3SJohn Marino * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 23*86d7f5d3SJohn Marino * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 24*86d7f5d3SJohn Marino * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE 25*86d7f5d3SJohn Marino * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 26*86d7f5d3SJohn Marino * INCIDENTAL, SPECIAL, EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING, 27*86d7f5d3SJohn Marino * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 28*86d7f5d3SJohn Marino * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 29*86d7f5d3SJohn Marino * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 30*86d7f5d3SJohn Marino * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT 31*86d7f5d3SJohn Marino * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 32*86d7f5d3SJohn Marino * SUCH DAMAGE. 33*86d7f5d3SJohn Marino * 34*86d7f5d3SJohn Marino * $DragonFly: src/sys/platform/vkernel/include/cpu.h,v 1.3 2008/05/19 10:29:58 corecode Exp $ 35*86d7f5d3SJohn Marino */ 36*86d7f5d3SJohn Marino 37*86d7f5d3SJohn Marino #ifndef _MACHINE_CPU_H_ 38*86d7f5d3SJohn Marino #define _MACHINE_CPU_H_ 39*86d7f5d3SJohn Marino 40*86d7f5d3SJohn Marino #include <cpu/cpu.h> 41*86d7f5d3SJohn Marino 42*86d7f5d3SJohn Marino #define CLKF_USERMODE(framep) ((framep)->if_xflags & PGEX_U) 43*86d7f5d3SJohn Marino 44*86d7f5d3SJohn Marino /* globals used in vkernel CPU to kernel CPU locking */ 45*86d7f5d3SJohn Marino #if defined(_KERNEL) 46*86d7f5d3SJohn Marino 47*86d7f5d3SJohn Marino extern int lwp_cpu_lock; 48*86d7f5d3SJohn Marino extern int next_cpu; 49*86d7f5d3SJohn Marino extern int real_ncpus; 50*86d7f5d3SJohn Marino void setrealcpu(void); 51*86d7f5d3SJohn Marino void identcpu(void); 52*86d7f5d3SJohn Marino 53*86d7f5d3SJohn Marino #endif 54*86d7f5d3SJohn Marino 55*86d7f5d3SJohn Marino #if defined(_KERNEL) || defined(_KERNEL_STRUCTURES) 56*86d7f5d3SJohn Marino 57*86d7f5d3SJohn Marino #define LCL_NONE 0 58*86d7f5d3SJohn Marino #define LCL_PER_CPU 1 59*86d7f5d3SJohn Marino #define LCL_SINGLE_CPU 2 60*86d7f5d3SJohn Marino 61*86d7f5d3SJohn Marino #endif 62*86d7f5d3SJohn Marino 63*86d7f5d3SJohn Marino #endif 64