/* $Id: VMMAll.cpp 13832 2008-11-05 02:01:12Z vboxsync $ */ /** @file * VMM All Contexts. */ /* * Copyright (C) 2006-2007 Sun Microsystems, Inc. * * This file is part of VirtualBox Open Source Edition (OSE), as * available from http://www.virtualbox.org. This file is free software; * you can redistribute it and/or modify it under the terms of the GNU * General Public License (GPL) as published by the Free Software * Foundation, in version 2 as it comes in the "COPYING" file of the * VirtualBox OSE distribution. VirtualBox OSE is distributed in the * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind. * * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa * Clara, CA 95054 USA or visit http://www.sun.com if you need * additional information or have any questions. */ /******************************************************************************* * Header Files * *******************************************************************************/ #define LOG_GROUP LOG_GROUP_VMM #include #include "VMMInternal.h" #include #include #ifndef IN_RING0 /** * Gets the bottom of the hypervisor stack - RC Ptr. * * (The returned address is not actually writable, only after it's decremented * by a push/ret/whatever does it become writable.) * * @returns bottom of the stack. * @param pVM The VM handle. */ RTRCPTR VMMGetStackRC(PVM pVM) { return (RTRCPTR)pVM->vmm.s.pbEMTStackBottomRC; } #endif /* !IN_RING0 */ /** * Gets the current virtual CPU ID. * * @returns The CPU ID. * @param pVM Pointer to the shared VM handle. * @thread EMT */ VMCPUID VMMGetCpuId(PVM pVM) { #ifdef VBOX_WITH_SMP_GUESTS /* Only emulation thread(s) allowed to ask for CPU id */ VM_ASSERT_EMT(pVM); # if defined(IN_RC) /* There is only one CPU if we're in GC. */ return 0; # elif defined(IN_RING3) return VMR3GetVMCPUId(pVM); # else /* IN_RING0 */ /** @todo SMP: Get the real CPU ID and use a table in the VM structure to * translate it. */ return 0; # endif /* IN_RING0 */ #else VM_ASSERT_EMT(pVM); return 0; #endif } /** * Gets the VBOX_SVN_REV. * * This is just to avoid having to compile a bunch of big files * and requires less Makefile mess. * * @returns VBOX_SVN_REV. */ VMMDECL(uint32_t) VMMGetSvnRev(void) { return VBOX_SVN_REV; }