/* $NetBSD: rump_x86_cpu.c,v 1.4 2016/01/26 23:12:18 pooka Exp $ */ /* * Copyright (c) 2008 Antti Kantee. All Rights Reserved. * * Development of this software was supported by the * Finnish Cultural Foundation. * * 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 AUTHOR ``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 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. */ #include <sys/cdefs.h> __KERNEL_RCSID(0, "$NetBSD: rump_x86_cpu.c,v 1.4 2016/01/26 23:12:18 pooka Exp $"); #include <sys/param.h> #include <sys/kmem.h> #include <machine/cpu.h> #include <rump-sys/kern.h> #include "rump_curlwp.h" struct cpu_info *cpu_info_list; void rump_cpu_attach(struct cpu_info *ci) { if (cpu_info_list == NULL) ci->ci_flags |= CPUF_PRIMARY; /* XXX: wrong order, but ... */ ci->ci_next = cpu_info_list; cpu_info_list = ci; kcpuset_set(kcpuset_attached, cpu_index(ci)); kcpuset_set(kcpuset_running, cpu_index(ci)); } struct cpu_info * x86_curcpu() { return curlwp->l_cpu; } struct lwp * x86_curlwp() { return rump_curlwp_fast(); } void wbinvd(void) { /* * Used by kobj_machdep(). * * But, we Best not execute this since we're not Ring0 *. * Honestly, I don't know why it's required even in the kernel. */ } struct clockframe * rump_cpu_makeclockframe(void) { return kmem_zalloc(sizeof(struct clockframe), KM_SLEEP); }