VMMR0.cpp revision e93b0f43df1b169b3b3584de19b5af04276303a1
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync/* $Id$ */
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync/** @file
5b281ba489ca18f0380d7efc7a5108b606cce449vboxsync * VMM - Host Context Ring 0.
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync */
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync/*
68308f6fe3c9a03c39acd9615d767ad0b3b5dcedvboxsync * Copyright (C) 2006-2010 Oracle Corporation
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync *
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync * This file is part of VirtualBox Open Source Edition (OSE), as
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync * available from http://www.virtualbox.org. This file is free software;
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync * you can redistribute it and/or modify it under the terms of the GNU
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync * General Public License (GPL) as published by the Free Software
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync * Foundation, in version 2 as it comes in the "COPYING" file of the
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync */
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync/*******************************************************************************
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync* Header Files *
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync*******************************************************************************/
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync#define LOG_GROUP LOG_GROUP_VMM
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync#include <VBox/vmm.h>
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync#include <VBox/sup.h>
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync#include <VBox/trpm.h>
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync#include <VBox/cpum.h>
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync#include <VBox/pdmapi.h>
3aad980b92149dd95a1ab72ddb8d11d61a28ace6vboxsync#include <VBox/pgm.h>
3aad980b92149dd95a1ab72ddb8d11d61a28ace6vboxsync#include <VBox/stam.h>
ab93606043a9881487aa83be04191d2f4ea24071vboxsync#include <VBox/tm.h>
3aad980b92149dd95a1ab72ddb8d11d61a28ace6vboxsync#include "VMMInternal.h"
0a7b20727716a00270f358a1c546473d8c36e8f3vboxsync#include <VBox/vm.h>
0a7b20727716a00270f358a1c546473d8c36e8f3vboxsync
0a7b20727716a00270f358a1c546473d8c36e8f3vboxsync#include <VBox/gvmm.h>
0a7b20727716a00270f358a1c546473d8c36e8f3vboxsync#include <VBox/gmm.h>
0a7b20727716a00270f358a1c546473d8c36e8f3vboxsync#include <VBox/intnet.h>
0a7b20727716a00270f358a1c546473d8c36e8f3vboxsync#include <VBox/hwaccm.h>
0a7b20727716a00270f358a1c546473d8c36e8f3vboxsync#include <VBox/param.h>
0a7b20727716a00270f358a1c546473d8c36e8f3vboxsync#include <VBox/err.h>
0a7b20727716a00270f358a1c546473d8c36e8f3vboxsync#include <VBox/version.h>
0a7b20727716a00270f358a1c546473d8c36e8f3vboxsync#include <VBox/log.h>
0a7b20727716a00270f358a1c546473d8c36e8f3vboxsync
3aad980b92149dd95a1ab72ddb8d11d61a28ace6vboxsync#include <iprt/asm-amd64-x86.h>
3aad980b92149dd95a1ab72ddb8d11d61a28ace6vboxsync#include <iprt/assert.h>
3aad980b92149dd95a1ab72ddb8d11d61a28ace6vboxsync#include <iprt/crc32.h>
3aad980b92149dd95a1ab72ddb8d11d61a28ace6vboxsync#include <iprt/mp.h>
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync#include <iprt/once.h>
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync#include <iprt/stdarg.h>
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync#include <iprt/string.h>
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync#ifdef VBOX_WITH_VMMR0_DISABLE_PREEMPTION
8e342a5c34610667d2b554cb86f1dc2f38a5313cvboxsync# include <iprt/thread.h>
8e342a5c34610667d2b554cb86f1dc2f38a5313cvboxsync#endif
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync#if defined(_MSC_VER) && defined(RT_ARCH_AMD64) /** @todo check this with with VC7! */
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync# pragma intrinsic(_AddressOfReturnAddress)
8e342a5c34610667d2b554cb86f1dc2f38a5313cvboxsync#endif
8e342a5c34610667d2b554cb86f1dc2f38a5313cvboxsync
7ccd30dd4bbced565b32c255a11640cd4093abb6vboxsync
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync/*******************************************************************************
8e342a5c34610667d2b554cb86f1dc2f38a5313cvboxsync* Internal Functions *
8e342a5c34610667d2b554cb86f1dc2f38a5313cvboxsync*******************************************************************************/
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsyncRT_C_DECLS_BEGIN
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsyncVMMR0DECL(int) ModuleInit(void);
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsyncVMMR0DECL(void) ModuleTerm(void);
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsyncRT_C_DECLS_END
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync/*******************************************************************************
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync* Global Variables *
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync*******************************************************************************/
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync/** Drag in necessary library bits.
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync * The runtime lives here (in VMMR0.r0) and VBoxDD*R0.r0 links against us. */
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsyncPFNRT g_VMMGCDeps[] =
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync{
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync (PFNRT)RTCrc32,
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync (PFNRT)RTOnce
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync};
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync/**
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync * Initialize the module.
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync * This is called when we're first loaded.
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync *
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync * @returns 0 on success.
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync * @returns VBox status on failure.
8e342a5c34610667d2b554cb86f1dc2f38a5313cvboxsync */
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsyncVMMR0DECL(int) ModuleInit(void)
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync{
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync LogFlow(("ModuleInit:\n"));
d605d5391db09e6395a1c091f148f4b86af84bd3vboxsync
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync /*
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync * Initialize the GVMM, GMM, HWACCM, PGM (Darwin) and INTNET.
8e342a5c34610667d2b554cb86f1dc2f38a5313cvboxsync */
8e342a5c34610667d2b554cb86f1dc2f38a5313cvboxsync int rc = GVMMR0Init();
8e342a5c34610667d2b554cb86f1dc2f38a5313cvboxsync if (RT_SUCCESS(rc))
8e342a5c34610667d2b554cb86f1dc2f38a5313cvboxsync {
8e342a5c34610667d2b554cb86f1dc2f38a5313cvboxsync rc = GMMR0Init();
8e342a5c34610667d2b554cb86f1dc2f38a5313cvboxsync if (RT_SUCCESS(rc))
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync {
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync rc = HWACCMR0Init();
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync if (RT_SUCCESS(rc))
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync {
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync rc = PGMRegisterStringFormatTypes();
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync if (RT_SUCCESS(rc))
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync {
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync#ifdef VBOX_WITH_2X_4GB_ADDR_SPACE
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync rc = PGMR0DynMapInit();
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync#endif
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync if (RT_SUCCESS(rc))
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync {
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync rc = IntNetR0Init();
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync if (RT_SUCCESS(rc))
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync {
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync LogFlow(("ModuleInit: returns success.\n"));
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync return VINF_SUCCESS;
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync }
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync
ab93606043a9881487aa83be04191d2f4ea24071vboxsync /* bail out */
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync LogFlow(("ModuleTerm: returns %Rrc\n", rc));
ab93606043a9881487aa83be04191d2f4ea24071vboxsync#ifdef VBOX_WITH_2X_4GB_ADDR_SPACE
ab93606043a9881487aa83be04191d2f4ea24071vboxsync PGMR0DynMapTerm();
ab93606043a9881487aa83be04191d2f4ea24071vboxsync#endif
ab93606043a9881487aa83be04191d2f4ea24071vboxsync }
ab93606043a9881487aa83be04191d2f4ea24071vboxsync PGMDeregisterStringFormatTypes();
ab93606043a9881487aa83be04191d2f4ea24071vboxsync }
ab93606043a9881487aa83be04191d2f4ea24071vboxsync HWACCMR0Term();
ab93606043a9881487aa83be04191d2f4ea24071vboxsync }
ab93606043a9881487aa83be04191d2f4ea24071vboxsync GMMR0Term();
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync }
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync GVMMR0Term();
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync }
89dfdbb56cf9dddad3c7685b41bda1e4e4c1d6f9vboxsync
89dfdbb56cf9dddad3c7685b41bda1e4e4c1d6f9vboxsync LogFlow(("ModuleInit: failed %Rrc\n", rc));
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync return rc;
8e342a5c34610667d2b554cb86f1dc2f38a5313cvboxsync}
8e342a5c34610667d2b554cb86f1dc2f38a5313cvboxsync
8e342a5c34610667d2b554cb86f1dc2f38a5313cvboxsync
2e42e0850e182e37277fe28ba5b5d1c37018e783vboxsync/**
2e42e0850e182e37277fe28ba5b5d1c37018e783vboxsync * Terminate the module.
2e42e0850e182e37277fe28ba5b5d1c37018e783vboxsync * This is called when we're finally unloaded.
2e42e0850e182e37277fe28ba5b5d1c37018e783vboxsync */
2e42e0850e182e37277fe28ba5b5d1c37018e783vboxsyncVMMR0DECL(void) ModuleTerm(void)
2e42e0850e182e37277fe28ba5b5d1c37018e783vboxsync{
2e42e0850e182e37277fe28ba5b5d1c37018e783vboxsync LogFlow(("ModuleTerm:\n"));
2e42e0850e182e37277fe28ba5b5d1c37018e783vboxsync
2e42e0850e182e37277fe28ba5b5d1c37018e783vboxsync /*
2e42e0850e182e37277fe28ba5b5d1c37018e783vboxsync * Terminate the internal network service.
2e42e0850e182e37277fe28ba5b5d1c37018e783vboxsync */
2e42e0850e182e37277fe28ba5b5d1c37018e783vboxsync IntNetR0Term();
2e42e0850e182e37277fe28ba5b5d1c37018e783vboxsync
2e42e0850e182e37277fe28ba5b5d1c37018e783vboxsync /*
2e42e0850e182e37277fe28ba5b5d1c37018e783vboxsync * PGM (Darwin) and HWACCM global cleanup.
2e42e0850e182e37277fe28ba5b5d1c37018e783vboxsync */
8e342a5c34610667d2b554cb86f1dc2f38a5313cvboxsync#ifdef VBOX_WITH_2X_4GB_ADDR_SPACE
8e342a5c34610667d2b554cb86f1dc2f38a5313cvboxsync PGMR0DynMapTerm();
ab93606043a9881487aa83be04191d2f4ea24071vboxsync#endif
ab93606043a9881487aa83be04191d2f4ea24071vboxsync PGMDeregisterStringFormatTypes();
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync HWACCMR0Term();
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync /*
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync * Destroy the GMM and GVMM instances.
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync */
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync GMMR0Term();
ab93606043a9881487aa83be04191d2f4ea24071vboxsync GVMMR0Term();
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync LogFlow(("ModuleTerm: returns\n"));
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync}
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync
ab93606043a9881487aa83be04191d2f4ea24071vboxsync
ab93606043a9881487aa83be04191d2f4ea24071vboxsync/**
ab93606043a9881487aa83be04191d2f4ea24071vboxsync * Initaties the R0 driver for a particular VM instance.
ab93606043a9881487aa83be04191d2f4ea24071vboxsync *
ab93606043a9881487aa83be04191d2f4ea24071vboxsync * @returns VBox status code.
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync *
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync * @param pVM The VM instance in question.
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync * @param uSvnRev The SVN revision of the ring-3 part.
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync * @thread EMT.
8e342a5c34610667d2b554cb86f1dc2f38a5313cvboxsync */
89dfdbb56cf9dddad3c7685b41bda1e4e4c1d6f9vboxsyncstatic int vmmR0InitVM(PVM pVM, uint32_t uSvnRev)
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync{
89dfdbb56cf9dddad3c7685b41bda1e4e4c1d6f9vboxsync /*
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync * Match the SVN revisions.
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync */
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync if (uSvnRev != VMMGetSvnRev())
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync {
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync LogRel(("VMMR0InitVM: Revision mismatch, r3=%d r0=%d\n", uSvnRev, VMMGetSvnRev()));
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync SUPR0Printf("VMMR0InitVM: Revision mismatch, r3=%d r0=%d\n", uSvnRev, VMMGetSvnRev());
8e342a5c34610667d2b554cb86f1dc2f38a5313cvboxsync return VERR_VERSION_MISMATCH;
8e342a5c34610667d2b554cb86f1dc2f38a5313cvboxsync }
8e342a5c34610667d2b554cb86f1dc2f38a5313cvboxsync if ( !VALID_PTR(pVM)
89dfdbb56cf9dddad3c7685b41bda1e4e4c1d6f9vboxsync || pVM->pVMR0 != pVM)
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync return VERR_INVALID_PARAMETER;
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync#ifdef LOG_ENABLED
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync /*
ab93606043a9881487aa83be04191d2f4ea24071vboxsync * Register the EMT R0 logger instance for VCPU 0.
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync */
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync PVMCPU pVCpu = &pVM->aCpus[0];
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync PVMMR0LOGGER pR0Logger = pVCpu->vmm.s.pR0LoggerR0;
ab93606043a9881487aa83be04191d2f4ea24071vboxsync if (pR0Logger)
8e342a5c34610667d2b554cb86f1dc2f38a5313cvboxsync {
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync# if 0 /* testing of the logger. */
8e342a5c34610667d2b554cb86f1dc2f38a5313cvboxsync LogCom(("vmmR0InitVM: before %p\n", RTLogDefaultInstance()));
8e342a5c34610667d2b554cb86f1dc2f38a5313cvboxsync LogCom(("vmmR0InitVM: pfnFlush=%p actual=%p\n", pR0Logger->Logger.pfnFlush, vmmR0LoggerFlush));
8e342a5c34610667d2b554cb86f1dc2f38a5313cvboxsync LogCom(("vmmR0InitVM: pfnLogger=%p actual=%p\n", pR0Logger->Logger.pfnLogger, vmmR0LoggerWrapper));
8e342a5c34610667d2b554cb86f1dc2f38a5313cvboxsync LogCom(("vmmR0InitVM: offScratch=%d fFlags=%#x fDestFlags=%#x\n", pR0Logger->Logger.offScratch, pR0Logger->Logger.fFlags, pR0Logger->Logger.fDestFlags));
8e342a5c34610667d2b554cb86f1dc2f38a5313cvboxsync
8e342a5c34610667d2b554cb86f1dc2f38a5313cvboxsync RTLogSetDefaultInstanceThread(&pR0Logger->Logger, (uintptr_t)pVM->pSession);
8e342a5c34610667d2b554cb86f1dc2f38a5313cvboxsync LogCom(("vmmR0InitVM: after %p reg\n", RTLogDefaultInstance()));
8e342a5c34610667d2b554cb86f1dc2f38a5313cvboxsync RTLogSetDefaultInstanceThread(NULL, pVM->pSession);
8e342a5c34610667d2b554cb86f1dc2f38a5313cvboxsync LogCom(("vmmR0InitVM: after %p dereg\n", RTLogDefaultInstance()));
8e342a5c34610667d2b554cb86f1dc2f38a5313cvboxsync
8e342a5c34610667d2b554cb86f1dc2f38a5313cvboxsync pR0Logger->Logger.pfnLogger("hello ring-0 logger\n");
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync LogCom(("vmmR0InitVM: returned succesfully from direct logger call.\n"));
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync pR0Logger->Logger.pfnFlush(&pR0Logger->Logger);
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync LogCom(("vmmR0InitVM: returned succesfully from direct flush call.\n"));
89dfdbb56cf9dddad3c7685b41bda1e4e4c1d6f9vboxsync
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync RTLogSetDefaultInstanceThread(&pR0Logger->Logger, (uintptr_t)pVM->pSession);
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync LogCom(("vmmR0InitVM: after %p reg2\n", RTLogDefaultInstance()));
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync pR0Logger->Logger.pfnLogger("hello ring-0 logger\n");
89dfdbb56cf9dddad3c7685b41bda1e4e4c1d6f9vboxsync LogCom(("vmmR0InitVM: returned succesfully from direct logger call (2). offScratch=%d\n", pR0Logger->Logger.offScratch));
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync RTLogSetDefaultInstanceThread(NULL, pVM->pSession);
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync LogCom(("vmmR0InitVM: after %p dereg2\n", RTLogDefaultInstance()));
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync RTLogLoggerEx(&pR0Logger->Logger, 0, ~0U, "hello ring-0 logger (RTLogLoggerEx)\n");
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync LogCom(("vmmR0InitVM: RTLogLoggerEx returned fine offScratch=%d\n", pR0Logger->Logger.offScratch));
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync RTLogSetDefaultInstanceThread(&pR0Logger->Logger, (uintptr_t)pVM->pSession);
ab93606043a9881487aa83be04191d2f4ea24071vboxsync RTLogPrintf("hello ring-0 logger (RTLogPrintf)\n");
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync LogCom(("vmmR0InitVM: RTLogPrintf returned fine offScratch=%d\n", pR0Logger->Logger.offScratch));
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync# endif
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync Log(("Switching to per-thread logging instance %p (key=%p)\n", &pR0Logger->Logger, pVM->pSession));
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync RTLogSetDefaultInstanceThread(&pR0Logger->Logger, (uintptr_t)pVM->pSession);
ab93606043a9881487aa83be04191d2f4ea24071vboxsync pR0Logger->fRegistered = true;
8e342a5c34610667d2b554cb86f1dc2f38a5313cvboxsync }
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync#endif /* LOG_ENABLED */
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync
89dfdbb56cf9dddad3c7685b41bda1e4e4c1d6f9vboxsync /*
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync * Initialize the per VM data for GVMM and GMM.
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync */
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync int rc = GVMMR0InitVM(pVM);
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync// if (RT_SUCCESS(rc))
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync// rc = GMMR0InitPerVMData(pVM);
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync if (RT_SUCCESS(rc))
89dfdbb56cf9dddad3c7685b41bda1e4e4c1d6f9vboxsync {
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync /*
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync * Init HWACCM, CPUM and PGM (Darwin only).
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync */
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync rc = HWACCMR0InitVM(pVM);
8e342a5c34610667d2b554cb86f1dc2f38a5313cvboxsync if (RT_SUCCESS(rc))
68308f6fe3c9a03c39acd9615d767ad0b3b5dcedvboxsync {
68308f6fe3c9a03c39acd9615d767ad0b3b5dcedvboxsync rc = CPUMR0Init(pVM); /** @todo rename to CPUMR0InitVM */
68308f6fe3c9a03c39acd9615d767ad0b3b5dcedvboxsync if (RT_SUCCESS(rc))
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync {
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync#ifdef VBOX_WITH_2X_4GB_ADDR_SPACE
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync rc = PGMR0DynMapInitVM(pVM);
68308f6fe3c9a03c39acd9615d767ad0b3b5dcedvboxsync#endif
68308f6fe3c9a03c39acd9615d767ad0b3b5dcedvboxsync if (RT_SUCCESS(rc))
68308f6fe3c9a03c39acd9615d767ad0b3b5dcedvboxsync {
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync GVMMR0DoneInitVM(pVM);
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync return rc;
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync }
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync
8fdb63a0d23d1618724f651b8c3d11be48b44d35vboxsync /* bail out */
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync }
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync HWACCMR0TermVM(pVM);
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync }
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync }
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync RTLogSetDefaultInstanceThread(NULL, (uintptr_t)pVM->pSession);
68308f6fe3c9a03c39acd9615d767ad0b3b5dcedvboxsync return rc;
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync}
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync
68308f6fe3c9a03c39acd9615d767ad0b3b5dcedvboxsync/**
68308f6fe3c9a03c39acd9615d767ad0b3b5dcedvboxsync * Terminates the R0 driver for a particular VM instance.
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync *
8e342a5c34610667d2b554cb86f1dc2f38a5313cvboxsync * This is normally called by ring-3 as part of the VM termination process, but
68308f6fe3c9a03c39acd9615d767ad0b3b5dcedvboxsync * may alternatively be called during the support driver session cleanup when
d605d5391db09e6395a1c091f148f4b86af84bd3vboxsync * the VM object is destroyed (see GVMM).
68308f6fe3c9a03c39acd9615d767ad0b3b5dcedvboxsync *
68308f6fe3c9a03c39acd9615d767ad0b3b5dcedvboxsync * @returns VBox status code.
68308f6fe3c9a03c39acd9615d767ad0b3b5dcedvboxsync *
68308f6fe3c9a03c39acd9615d767ad0b3b5dcedvboxsync * @param pVM The VM instance in question.
68308f6fe3c9a03c39acd9615d767ad0b3b5dcedvboxsync * @param pGVM Pointer to the global VM structure. Optional.
68308f6fe3c9a03c39acd9615d767ad0b3b5dcedvboxsync * @thread EMT or session clean up thread.
68308f6fe3c9a03c39acd9615d767ad0b3b5dcedvboxsync */
68308f6fe3c9a03c39acd9615d767ad0b3b5dcedvboxsyncVMMR0DECL(int) VMMR0TermVM(PVM pVM, PGVM pGVM)
68308f6fe3c9a03c39acd9615d767ad0b3b5dcedvboxsync{
9364fd364e57542419416d69895877915c344826vboxsync /*
68308f6fe3c9a03c39acd9615d767ad0b3b5dcedvboxsync * Tell GVMM what we're up to and check that we only do this once.
68308f6fe3c9a03c39acd9615d767ad0b3b5dcedvboxsync */
68308f6fe3c9a03c39acd9615d767ad0b3b5dcedvboxsync if (GVMMR0DoingTermVM(pVM, pGVM))
68308f6fe3c9a03c39acd9615d767ad0b3b5dcedvboxsync {
68308f6fe3c9a03c39acd9615d767ad0b3b5dcedvboxsync#ifdef VBOX_WITH_2X_4GB_ADDR_SPACE
68308f6fe3c9a03c39acd9615d767ad0b3b5dcedvboxsync PGMR0DynMapTermVM(pVM);
68308f6fe3c9a03c39acd9615d767ad0b3b5dcedvboxsync#endif
68308f6fe3c9a03c39acd9615d767ad0b3b5dcedvboxsync HWACCMR0TermVM(pVM);
68308f6fe3c9a03c39acd9615d767ad0b3b5dcedvboxsync }
68308f6fe3c9a03c39acd9615d767ad0b3b5dcedvboxsync
68308f6fe3c9a03c39acd9615d767ad0b3b5dcedvboxsync /*
68308f6fe3c9a03c39acd9615d767ad0b3b5dcedvboxsync * Deregister the logger.
68308f6fe3c9a03c39acd9615d767ad0b3b5dcedvboxsync */
68308f6fe3c9a03c39acd9615d767ad0b3b5dcedvboxsync RTLogSetDefaultInstanceThread(NULL, (uintptr_t)pVM->pSession);
68308f6fe3c9a03c39acd9615d767ad0b3b5dcedvboxsync return VINF_SUCCESS;
68308f6fe3c9a03c39acd9615d767ad0b3b5dcedvboxsync}
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync#ifdef VBOX_WITH_STATISTICS
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync/**
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync * Record return code statistics
8e342a5c34610667d2b554cb86f1dc2f38a5313cvboxsync * @param pVM The VM handle.
8e342a5c34610667d2b554cb86f1dc2f38a5313cvboxsync * @param pVCpu The VMCPU handle.
8e342a5c34610667d2b554cb86f1dc2f38a5313cvboxsync * @param rc The status code.
8e342a5c34610667d2b554cb86f1dc2f38a5313cvboxsync */
8e342a5c34610667d2b554cb86f1dc2f38a5313cvboxsyncstatic void vmmR0RecordRC(PVM pVM, PVMCPU pVCpu, int rc)
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync{
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync /*
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync * Collect statistics.
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync */
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync switch (rc)
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync {
8fdb63a0d23d1618724f651b8c3d11be48b44d35vboxsync case VINF_SUCCESS:
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync STAM_COUNTER_INC(&pVM->vmm.s.StatRZRetNormal);
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync break;
89dfdbb56cf9dddad3c7685b41bda1e4e4c1d6f9vboxsync case VINF_EM_RAW_INTERRUPT:
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync STAM_COUNTER_INC(&pVM->vmm.s.StatRZRetInterrupt);
7e10aea6606a51d35041e5a85f9e4f1bd19c4062vboxsync break;
e190faad3061288ae099cd3ea8a858bd224c00a7vboxsync case VINF_EM_RAW_INTERRUPT_HYPER:
7e10aea6606a51d35041e5a85f9e4f1bd19c4062vboxsync STAM_COUNTER_INC(&pVM->vmm.s.StatRZRetInterruptHyper);
68308f6fe3c9a03c39acd9615d767ad0b3b5dcedvboxsync break;
0a79c9258d8fae34fa527f125009ab507561b4edvboxsync case VINF_EM_RAW_GUEST_TRAP:
7e10aea6606a51d35041e5a85f9e4f1bd19c4062vboxsync STAM_COUNTER_INC(&pVM->vmm.s.StatRZRetGuestTrap);
259e900197d37d0f84ed72e1d4a4eb6c11b4e301vboxsync break;
259e900197d37d0f84ed72e1d4a4eb6c11b4e301vboxsync case VINF_EM_RAW_RING_SWITCH:
7e10aea6606a51d35041e5a85f9e4f1bd19c4062vboxsync STAM_COUNTER_INC(&pVM->vmm.s.StatRZRetRingSwitch);
8e342a5c34610667d2b554cb86f1dc2f38a5313cvboxsync break;
8e342a5c34610667d2b554cb86f1dc2f38a5313cvboxsync case VINF_EM_RAW_RING_SWITCH_INT:
8e342a5c34610667d2b554cb86f1dc2f38a5313cvboxsync STAM_COUNTER_INC(&pVM->vmm.s.StatRZRetRingSwitchInt);
8e342a5c34610667d2b554cb86f1dc2f38a5313cvboxsync break;
68308f6fe3c9a03c39acd9615d767ad0b3b5dcedvboxsync case VINF_EM_RAW_STALE_SELECTOR:
8e342a5c34610667d2b554cb86f1dc2f38a5313cvboxsync STAM_COUNTER_INC(&pVM->vmm.s.StatRZRetStaleSelector);
8e342a5c34610667d2b554cb86f1dc2f38a5313cvboxsync break;
8e342a5c34610667d2b554cb86f1dc2f38a5313cvboxsync case VINF_EM_RAW_IRET_TRAP:
8e342a5c34610667d2b554cb86f1dc2f38a5313cvboxsync STAM_COUNTER_INC(&pVM->vmm.s.StatRZRetIRETTrap);
8e342a5c34610667d2b554cb86f1dc2f38a5313cvboxsync break;
89dfdbb56cf9dddad3c7685b41bda1e4e4c1d6f9vboxsync case VINF_IOM_HC_IOPORT_READ:
8e342a5c34610667d2b554cb86f1dc2f38a5313cvboxsync STAM_COUNTER_INC(&pVM->vmm.s.StatRZRetIORead);
8e342a5c34610667d2b554cb86f1dc2f38a5313cvboxsync break;
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync case VINF_IOM_HC_IOPORT_WRITE:
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync STAM_COUNTER_INC(&pVM->vmm.s.StatRZRetIOWrite);
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync break;
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync case VINF_IOM_HC_MMIO_READ:
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync STAM_COUNTER_INC(&pVM->vmm.s.StatRZRetMMIORead);
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync break;
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync case VINF_IOM_HC_MMIO_WRITE:
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync STAM_COUNTER_INC(&pVM->vmm.s.StatRZRetMMIOWrite);
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync break;
8e342a5c34610667d2b554cb86f1dc2f38a5313cvboxsync case VINF_IOM_HC_MMIO_READ_WRITE:
8e342a5c34610667d2b554cb86f1dc2f38a5313cvboxsync STAM_COUNTER_INC(&pVM->vmm.s.StatRZRetMMIOReadWrite);
8e342a5c34610667d2b554cb86f1dc2f38a5313cvboxsync break;
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync case VINF_PATM_HC_MMIO_PATCH_READ:
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync STAM_COUNTER_INC(&pVM->vmm.s.StatRZRetMMIOPatchRead);
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync break;
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync case VINF_PATM_HC_MMIO_PATCH_WRITE:
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync STAM_COUNTER_INC(&pVM->vmm.s.StatRZRetMMIOPatchWrite);
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync break;
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync case VINF_EM_RAW_EMULATE_INSTR:
68308f6fe3c9a03c39acd9615d767ad0b3b5dcedvboxsync STAM_COUNTER_INC(&pVM->vmm.s.StatRZRetEmulate);
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync break;
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync case VINF_EM_RAW_EMULATE_IO_BLOCK:
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync STAM_COUNTER_INC(&pVM->vmm.s.StatRZRetIOBlockEmulate);
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync break;
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync case VINF_PATCH_EMULATE_INSTR:
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync STAM_COUNTER_INC(&pVM->vmm.s.StatRZRetPatchEmulate);
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync break;
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync case VINF_EM_RAW_EMULATE_INSTR_LDT_FAULT:
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync STAM_COUNTER_INC(&pVM->vmm.s.StatRZRetLDTFault);
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync break;
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync case VINF_EM_RAW_EMULATE_INSTR_GDT_FAULT:
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync STAM_COUNTER_INC(&pVM->vmm.s.StatRZRetGDTFault);
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync break;
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync case VINF_EM_RAW_EMULATE_INSTR_IDT_FAULT:
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync STAM_COUNTER_INC(&pVM->vmm.s.StatRZRetIDTFault);
68308f6fe3c9a03c39acd9615d767ad0b3b5dcedvboxsync break;
68308f6fe3c9a03c39acd9615d767ad0b3b5dcedvboxsync case VINF_EM_RAW_EMULATE_INSTR_TSS_FAULT:
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync STAM_COUNTER_INC(&pVM->vmm.s.StatRZRetTSSFault);
68308f6fe3c9a03c39acd9615d767ad0b3b5dcedvboxsync break;
68308f6fe3c9a03c39acd9615d767ad0b3b5dcedvboxsync case VINF_EM_RAW_EMULATE_INSTR_PD_FAULT:
68308f6fe3c9a03c39acd9615d767ad0b3b5dcedvboxsync STAM_COUNTER_INC(&pVM->vmm.s.StatRZRetPDFault);
68308f6fe3c9a03c39acd9615d767ad0b3b5dcedvboxsync break;
68308f6fe3c9a03c39acd9615d767ad0b3b5dcedvboxsync case VINF_CSAM_PENDING_ACTION:
68308f6fe3c9a03c39acd9615d767ad0b3b5dcedvboxsync STAM_COUNTER_INC(&pVM->vmm.s.StatRZRetCSAMTask);
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync break;
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync case VINF_PGM_SYNC_CR3:
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync STAM_COUNTER_INC(&pVM->vmm.s.StatRZRetSyncCR3);
68308f6fe3c9a03c39acd9615d767ad0b3b5dcedvboxsync break;
68308f6fe3c9a03c39acd9615d767ad0b3b5dcedvboxsync case VINF_PATM_PATCH_INT3:
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync STAM_COUNTER_INC(&pVM->vmm.s.StatRZRetPatchInt3);
68308f6fe3c9a03c39acd9615d767ad0b3b5dcedvboxsync break;
68308f6fe3c9a03c39acd9615d767ad0b3b5dcedvboxsync case VINF_PATM_PATCH_TRAP_PF:
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync STAM_COUNTER_INC(&pVM->vmm.s.StatRZRetPatchPF);
9e5c26690d45216629b5f588aced8fcfb68c23b6vboxsync break;
333e7ab9cd83b32080826d06ac7b1951c684ccb5vboxsync case VINF_PATM_PATCH_TRAP_GP:
333e7ab9cd83b32080826d06ac7b1951c684ccb5vboxsync STAM_COUNTER_INC(&pVM->vmm.s.StatRZRetPatchGP);
333e7ab9cd83b32080826d06ac7b1951c684ccb5vboxsync break;
8e342a5c34610667d2b554cb86f1dc2f38a5313cvboxsync case VINF_PATM_PENDING_IRQ_AFTER_IRET:
8e342a5c34610667d2b554cb86f1dc2f38a5313cvboxsync STAM_COUNTER_INC(&pVM->vmm.s.StatRZRetPatchIretIRQ);
8e342a5c34610667d2b554cb86f1dc2f38a5313cvboxsync break;
8e342a5c34610667d2b554cb86f1dc2f38a5313cvboxsync case VINF_EM_RESCHEDULE_REM:
8e342a5c34610667d2b554cb86f1dc2f38a5313cvboxsync STAM_COUNTER_INC(&pVM->vmm.s.StatRZRetRescheduleREM);
8e342a5c34610667d2b554cb86f1dc2f38a5313cvboxsync break;
8e342a5c34610667d2b554cb86f1dc2f38a5313cvboxsync case VINF_EM_RAW_TO_R3:
8e342a5c34610667d2b554cb86f1dc2f38a5313cvboxsync STAM_COUNTER_INC(&pVM->vmm.s.StatRZRetToR3);
333e7ab9cd83b32080826d06ac7b1951c684ccb5vboxsync break;
333e7ab9cd83b32080826d06ac7b1951c684ccb5vboxsync case VINF_EM_RAW_TIMER_PENDING:
333e7ab9cd83b32080826d06ac7b1951c684ccb5vboxsync STAM_COUNTER_INC(&pVM->vmm.s.StatRZRetTimerPending);
333e7ab9cd83b32080826d06ac7b1951c684ccb5vboxsync break;
333e7ab9cd83b32080826d06ac7b1951c684ccb5vboxsync case VINF_EM_RAW_INTERRUPT_PENDING:
8e342a5c34610667d2b554cb86f1dc2f38a5313cvboxsync STAM_COUNTER_INC(&pVM->vmm.s.StatRZRetInterruptPending);
8e342a5c34610667d2b554cb86f1dc2f38a5313cvboxsync break;
8e342a5c34610667d2b554cb86f1dc2f38a5313cvboxsync case VINF_VMM_CALL_HOST:
8e342a5c34610667d2b554cb86f1dc2f38a5313cvboxsync switch (pVCpu->vmm.s.enmCallRing3Operation)
8e342a5c34610667d2b554cb86f1dc2f38a5313cvboxsync {
8e342a5c34610667d2b554cb86f1dc2f38a5313cvboxsync case VMMCALLRING3_PDM_LOCK:
8e342a5c34610667d2b554cb86f1dc2f38a5313cvboxsync STAM_COUNTER_INC(&pVM->vmm.s.StatRZCallPDMLock);
8e342a5c34610667d2b554cb86f1dc2f38a5313cvboxsync break;
333e7ab9cd83b32080826d06ac7b1951c684ccb5vboxsync case VMMCALLRING3_PGM_POOL_GROW:
333e7ab9cd83b32080826d06ac7b1951c684ccb5vboxsync STAM_COUNTER_INC(&pVM->vmm.s.StatRZCallPGMPoolGrow);
333e7ab9cd83b32080826d06ac7b1951c684ccb5vboxsync break;
333e7ab9cd83b32080826d06ac7b1951c684ccb5vboxsync case VMMCALLRING3_PGM_LOCK:
333e7ab9cd83b32080826d06ac7b1951c684ccb5vboxsync STAM_COUNTER_INC(&pVM->vmm.s.StatRZCallPGMLock);
8e342a5c34610667d2b554cb86f1dc2f38a5313cvboxsync break;
8e342a5c34610667d2b554cb86f1dc2f38a5313cvboxsync case VMMCALLRING3_PGM_MAP_CHUNK:
8e342a5c34610667d2b554cb86f1dc2f38a5313cvboxsync STAM_COUNTER_INC(&pVM->vmm.s.StatRZCallPGMMapChunk);
8e342a5c34610667d2b554cb86f1dc2f38a5313cvboxsync break;
8e342a5c34610667d2b554cb86f1dc2f38a5313cvboxsync case VMMCALLRING3_PGM_ALLOCATE_HANDY_PAGES:
8e342a5c34610667d2b554cb86f1dc2f38a5313cvboxsync STAM_COUNTER_INC(&pVM->vmm.s.StatRZCallPGMAllocHandy);
8e342a5c34610667d2b554cb86f1dc2f38a5313cvboxsync break;
333e7ab9cd83b32080826d06ac7b1951c684ccb5vboxsync case VMMCALLRING3_REM_REPLAY_HANDLER_NOTIFICATIONS:
333e7ab9cd83b32080826d06ac7b1951c684ccb5vboxsync STAM_COUNTER_INC(&pVM->vmm.s.StatRZCallRemReplay);
68308f6fe3c9a03c39acd9615d767ad0b3b5dcedvboxsync break;
68308f6fe3c9a03c39acd9615d767ad0b3b5dcedvboxsync case VMMCALLRING3_VMM_LOGGER_FLUSH:
68308f6fe3c9a03c39acd9615d767ad0b3b5dcedvboxsync STAM_COUNTER_INC(&pVM->vmm.s.StatRZCallLogFlush);
d605d5391db09e6395a1c091f148f4b86af84bd3vboxsync break;
d605d5391db09e6395a1c091f148f4b86af84bd3vboxsync case VMMCALLRING3_VM_SET_ERROR:
STAM_COUNTER_INC(&pVM->vmm.s.StatRZCallVMSetError);
break;
case VMMCALLRING3_VM_SET_RUNTIME_ERROR:
STAM_COUNTER_INC(&pVM->vmm.s.StatRZCallVMSetRuntimeError);
break;
case VMMCALLRING3_VM_R0_ASSERTION:
default:
STAM_COUNTER_INC(&pVM->vmm.s.StatRZRetCallRing3);
break;
}
break;
case VINF_PATM_DUPLICATE_FUNCTION:
STAM_COUNTER_INC(&pVM->vmm.s.StatRZRetPATMDuplicateFn);
break;
case VINF_PGM_CHANGE_MODE:
STAM_COUNTER_INC(&pVM->vmm.s.StatRZRetPGMChangeMode);
break;
case VINF_PGM_POOL_FLUSH_PENDING:
STAM_COUNTER_INC(&pVM->vmm.s.StatRZRetPGMFlushPending);
break;
case VINF_EM_PENDING_REQUEST:
STAM_COUNTER_INC(&pVM->vmm.s.StatRZRetPendingRequest);
break;
case VINF_EM_HWACCM_PATCH_TPR_INSTR:
STAM_COUNTER_INC(&pVM->vmm.s.StatRZRetPatchTPR);
break;
default:
STAM_COUNTER_INC(&pVM->vmm.s.StatRZRetMisc);
break;
}
}
#endif /* VBOX_WITH_STATISTICS */
/**
* Unused ring-0 entry point that used to be called from the interrupt gate.
*
* Will be removed one of the next times we do a major SUPDrv version bump.
*
* @returns VBox status code.
* @param pVM The VM to operate on.
* @param enmOperation Which operation to execute.
* @param pvArg Argument to the operation.
* @remarks Assume called with interrupts disabled.
*/
VMMR0DECL(int) VMMR0EntryInt(PVM pVM, VMMR0OPERATION enmOperation, void *pvArg)
{
/*
* We're returning VERR_NOT_SUPPORT here so we've got something else
* than -1 which the interrupt gate glue code might return.
*/
Log(("operation %#x is not supported\n", enmOperation));
return VERR_NOT_SUPPORTED;
}
/**
* The Ring 0 entry point, called by the fast-ioctl path.
*
* @param pVM The VM to operate on.
* The return code is stored in pVM->vmm.s.iLastGZRc.
* @param idCpu The Virtual CPU ID of the calling EMT.
* @param enmOperation Which operation to execute.
* @remarks Assume called with interrupts _enabled_.
*/
VMMR0DECL(void) VMMR0EntryFast(PVM pVM, VMCPUID idCpu, VMMR0OPERATION enmOperation)
{
if (RT_UNLIKELY(idCpu >= pVM->cCpus))
return;
PVMCPU pVCpu = &pVM->aCpus[idCpu];
switch (enmOperation)
{
/*
* Switch to GC and run guest raw mode code.
* Disable interrupts before doing the world switch.
*/
case VMMR0_DO_RAW_RUN:
{
/* Safety precaution as hwaccm disables the switcher. */
if (RT_LIKELY(!pVM->vmm.s.fSwitcherDisabled))
{
RTCCUINTREG uFlags = ASMIntDisableFlags();
int rc;
bool fVTxDisabled;
if (RT_UNLIKELY(pVM->cCpus > 1))
{
pVCpu->vmm.s.iLastGZRc = VERR_RAW_MODE_INVALID_SMP;
ASMSetFlags(uFlags);
return;
}
#ifndef VBOX_WITH_2X_4GB_ADDR_SPACE_IN_R0
if (RT_UNLIKELY(!PGMGetHyperCR3(pVCpu)))
{
pVCpu->vmm.s.iLastGZRc = VERR_PGM_NO_CR3_SHADOW_ROOT;
ASMSetFlags(uFlags);
return;
}
#endif
/* We might need to disable VT-x if the active switcher turns off paging. */
rc = HWACCMR0EnterSwitcher(pVM, &fVTxDisabled);
if (RT_FAILURE(rc))
{
pVCpu->vmm.s.iLastGZRc = rc;
ASMSetFlags(uFlags);
return;
}
ASMAtomicWriteU32(&pVCpu->idHostCpu, RTMpCpuId());
VMCPU_SET_STATE(pVCpu, VMCPUSTATE_STARTED_EXEC);
TMNotifyStartOfExecution(pVCpu);
rc = pVM->vmm.s.pfnHostToGuestR0(pVM);
pVCpu->vmm.s.iLastGZRc = rc;
TMNotifyEndOfExecution(pVCpu);
VMCPU_SET_STATE(pVCpu, VMCPUSTATE_STARTED);
ASMAtomicWriteU32(&pVCpu->idHostCpu, NIL_RTCPUID);
/* Re-enable VT-x if previously turned off. */
HWACCMR0LeaveSwitcher(pVM, fVTxDisabled);
if ( rc == VINF_EM_RAW_INTERRUPT
|| rc == VINF_EM_RAW_INTERRUPT_HYPER)
TRPMR0DispatchHostInterrupt(pVM);
ASMSetFlags(uFlags);
#ifdef VBOX_WITH_STATISTICS
STAM_COUNTER_INC(&pVM->vmm.s.StatRunRC);
vmmR0RecordRC(pVM, pVCpu, rc);
#endif
}
else
{
Assert(!pVM->vmm.s.fSwitcherDisabled);
pVCpu->vmm.s.iLastGZRc = VERR_NOT_SUPPORTED;
}
break;
}
/*
* Run guest code using the available hardware acceleration technology.
*
* Disable interrupts before we do anything interesting. On Windows we avoid
* this by having the support driver raise the IRQL before calling us, this way
* we hope to get away with page faults and later calling into the kernel.
*/
case VMMR0_DO_HWACC_RUN:
{
int rc;
STAM_COUNTER_INC(&pVM->vmm.s.StatRunRC);
#ifdef VBOX_WITH_VMMR0_DISABLE_PREEMPTION
RTTHREADPREEMPTSTATE PreemptState = RTTHREADPREEMPTSTATE_INITIALIZER;
RTThreadPreemptDisable(&PreemptState);
#elif !defined(RT_OS_WINDOWS)
RTCCUINTREG uFlags = ASMIntDisableFlags();
#endif
ASMAtomicWriteU32(&pVCpu->idHostCpu, RTMpCpuId());
#ifdef LOG_ENABLED
if (pVCpu->idCpu > 0)
{
/* Lazy registration of ring 0 loggers. */
PVMMR0LOGGER pR0Logger = pVCpu->vmm.s.pR0LoggerR0;
if ( pR0Logger
&& !pR0Logger->fRegistered)
{
RTLogSetDefaultInstanceThread(&pR0Logger->Logger, (uintptr_t)pVM->pSession);
pR0Logger->fRegistered = true;
}
}
#endif
if (!HWACCMR0SuspendPending())
{
rc = HWACCMR0Enter(pVM, pVCpu);
if (RT_SUCCESS(rc))
{
rc = vmmR0CallRing3SetJmp(&pVCpu->vmm.s.CallRing3JmpBufR0, HWACCMR0RunGuestCode, pVM, pVCpu); /* this may resume code. */
int rc2 = HWACCMR0Leave(pVM, pVCpu);
AssertRC(rc2);
}
}
else
{
/* System is about to go into suspend mode; go back to ring 3. */
rc = VINF_EM_RAW_INTERRUPT;
}
pVCpu->vmm.s.iLastGZRc = rc;
ASMAtomicWriteU32(&pVCpu->idHostCpu, NIL_RTCPUID);
#ifdef VBOX_WITH_VMMR0_DISABLE_PREEMPTION
RTThreadPreemptRestore(&PreemptState);
#elif !defined(RT_OS_WINDOWS)
ASMSetFlags(uFlags);
#endif
#ifdef VBOX_WITH_STATISTICS
vmmR0RecordRC(pVM, pVCpu, rc);
#endif
/* No special action required for external interrupts, just return. */
break;
}
/*
* For profiling.
*/
case VMMR0_DO_NOP:
pVCpu->vmm.s.iLastGZRc = VINF_SUCCESS;
break;
/*
* Impossible.
*/
default:
AssertMsgFailed(("%#x\n", enmOperation));
pVCpu->vmm.s.iLastGZRc = VERR_NOT_SUPPORTED;
break;
}
}
/**
* Validates a session or VM session argument.
*
* @returns true / false accordingly.
* @param pVM The VM argument.
* @param pSession The session argument.
*/
DECLINLINE(bool) vmmR0IsValidSession(PVM pVM, PSUPDRVSESSION pClaimedSession, PSUPDRVSESSION pSession)
{
/* This must be set! */
if (!pSession)
return false;
/* Only one out of the two. */
if (pVM && pClaimedSession)
return false;
if (pVM)
pClaimedSession = pVM->pSession;
return pClaimedSession == pSession;
}
/**
* VMMR0EntryEx worker function, either called directly or when ever possible
* called thru a longjmp so we can exit safely on failure.
*
* @returns VBox status code.
* @param pVM The VM to operate on.
* @param idCpu Virtual CPU ID argument. Must be NIL_VMCPUID if pVM
* is NIL_RTR0PTR, and may be NIL_VMCPUID if it isn't
* @param enmOperation Which operation to execute.
* @param pReqHdr This points to a SUPVMMR0REQHDR packet. Optional.
* The support driver validates this if it's present.
* @param u64Arg Some simple constant argument.
* @param pSession The session of the caller.
* @remarks Assume called with interrupts _enabled_.
*/
static int vmmR0EntryExWorker(PVM pVM, VMCPUID idCpu, VMMR0OPERATION enmOperation, PSUPVMMR0REQHDR pReqHdr, uint64_t u64Arg, PSUPDRVSESSION pSession)
{
/*
* Common VM pointer validation.
*/
if (pVM)
{
if (RT_UNLIKELY( !VALID_PTR(pVM)
|| ((uintptr_t)pVM & PAGE_OFFSET_MASK)))
{
SUPR0Printf("vmmR0EntryExWorker: Invalid pVM=%p! (op=%d)\n", pVM, enmOperation);
return VERR_INVALID_POINTER;
}
if (RT_UNLIKELY( pVM->enmVMState < VMSTATE_CREATING
|| pVM->enmVMState > VMSTATE_TERMINATED
|| pVM->pVMR0 != pVM))
{
SUPR0Printf("vmmR0EntryExWorker: Invalid pVM=%p:{enmVMState=%d, .pVMR0=%p}! (op=%d)\n",
pVM, pVM->enmVMState, pVM->pVMR0, enmOperation);
return VERR_INVALID_POINTER;
}
if (RT_UNLIKELY(idCpu >= pVM->cCpus && idCpu != NIL_VMCPUID))
{
SUPR0Printf("vmmR0EntryExWorker: Invalid idCpu (%u vs cCpus=%u)\n", idCpu, pVM->cCpus);
return VERR_INVALID_PARAMETER;
}
}
else if (RT_UNLIKELY(idCpu != NIL_VMCPUID))
{
SUPR0Printf("vmmR0EntryExWorker: Invalid idCpu=%u\n", idCpu);
return VERR_INVALID_PARAMETER;
}
switch (enmOperation)
{
/*
* GVM requests
*/
case VMMR0_DO_GVMM_CREATE_VM:
if (pVM || u64Arg || idCpu != NIL_VMCPUID)
return VERR_INVALID_PARAMETER;
return GVMMR0CreateVMReq((PGVMMCREATEVMREQ)pReqHdr);
case VMMR0_DO_GVMM_DESTROY_VM:
if (pReqHdr || u64Arg)
return VERR_INVALID_PARAMETER;
return GVMMR0DestroyVM(pVM);
case VMMR0_DO_GVMM_REGISTER_VMCPU:
{
if (!pVM)
return VERR_INVALID_PARAMETER;
return GVMMR0RegisterVCpu(pVM, idCpu);
}
case VMMR0_DO_GVMM_SCHED_HALT:
if (pReqHdr)
return VERR_INVALID_PARAMETER;
return GVMMR0SchedHalt(pVM, idCpu, u64Arg);
case VMMR0_DO_GVMM_SCHED_WAKE_UP:
if (pReqHdr || u64Arg)
return VERR_INVALID_PARAMETER;
return GVMMR0SchedWakeUp(pVM, idCpu);
case VMMR0_DO_GVMM_SCHED_POKE:
if (pReqHdr || u64Arg)
return VERR_INVALID_PARAMETER;
return GVMMR0SchedPoke(pVM, idCpu);
case VMMR0_DO_GVMM_SCHED_WAKE_UP_AND_POKE_CPUS:
if (u64Arg)
return VERR_INVALID_PARAMETER;
return GVMMR0SchedWakeUpAndPokeCpusReq(pVM, (PGVMMSCHEDWAKEUPANDPOKECPUSREQ)pReqHdr);
case VMMR0_DO_GVMM_SCHED_POLL:
if (pReqHdr || u64Arg > 1)
return VERR_INVALID_PARAMETER;
return GVMMR0SchedPoll(pVM, idCpu, !!u64Arg);
case VMMR0_DO_GVMM_QUERY_STATISTICS:
if (u64Arg)
return VERR_INVALID_PARAMETER;
return GVMMR0QueryStatisticsReq(pVM, (PGVMMQUERYSTATISTICSSREQ)pReqHdr);
case VMMR0_DO_GVMM_RESET_STATISTICS:
if (u64Arg)
return VERR_INVALID_PARAMETER;
return GVMMR0ResetStatisticsReq(pVM, (PGVMMRESETSTATISTICSSREQ)pReqHdr);
/*
* Initialize the R0 part of a VM instance.
*/
case VMMR0_DO_VMMR0_INIT:
return vmmR0InitVM(pVM, (uint32_t)u64Arg);
/*
* Terminate the R0 part of a VM instance.
*/
case VMMR0_DO_VMMR0_TERM:
return VMMR0TermVM(pVM, NULL);
/*
* Attempt to enable hwacc mode and check the current setting.
*/
case VMMR0_DO_HWACC_ENABLE:
return HWACCMR0EnableAllCpus(pVM);
/*
* Setup the hardware accelerated session.
*/
case VMMR0_DO_HWACC_SETUP_VM:
{
RTCCUINTREG fFlags = ASMIntDisableFlags();
int rc = HWACCMR0SetupVM(pVM);
ASMSetFlags(fFlags);
return rc;
}
/*
* Switch to RC to execute Hypervisor function.
*/
case VMMR0_DO_CALL_HYPERVISOR:
{
int rc;
bool fVTxDisabled;
/* Safety precaution as HWACCM can disable the switcher. */
Assert(!pVM->vmm.s.fSwitcherDisabled);
if (RT_UNLIKELY(pVM->vmm.s.fSwitcherDisabled))
return VERR_NOT_SUPPORTED;
#ifndef VBOX_WITH_2X_4GB_ADDR_SPACE_IN_R0
if (RT_UNLIKELY(!PGMGetHyperCR3(VMMGetCpu0(pVM))))
return VERR_PGM_NO_CR3_SHADOW_ROOT;
#endif
RTCCUINTREG fFlags = ASMIntDisableFlags();
/* We might need to disable VT-x if the active switcher turns off paging. */
rc = HWACCMR0EnterSwitcher(pVM, &fVTxDisabled);
if (RT_FAILURE(rc))
return rc;
rc = pVM->vmm.s.pfnHostToGuestR0(pVM);
/* Re-enable VT-x if previously turned off. */
HWACCMR0LeaveSwitcher(pVM, fVTxDisabled);
/** @todo dispatch interrupts? */
ASMSetFlags(fFlags);
return rc;
}
/*
* PGM wrappers.
*/
case VMMR0_DO_PGM_ALLOCATE_HANDY_PAGES:
if (idCpu == NIL_VMCPUID)
return VERR_INVALID_CPU_ID;
return PGMR0PhysAllocateHandyPages(pVM, &pVM->aCpus[idCpu]);
case VMMR0_DO_PGM_ALLOCATE_LARGE_HANDY_PAGE:
if (idCpu == NIL_VMCPUID)
return VERR_INVALID_CPU_ID;
return PGMR0PhysAllocateLargeHandyPage(pVM, &pVM->aCpus[idCpu]);
/*
* GMM wrappers.
*/
case VMMR0_DO_GMM_INITIAL_RESERVATION:
if (u64Arg)
return VERR_INVALID_PARAMETER;
return GMMR0InitialReservationReq(pVM, idCpu, (PGMMINITIALRESERVATIONREQ)pReqHdr);
case VMMR0_DO_GMM_UPDATE_RESERVATION:
if (u64Arg)
return VERR_INVALID_PARAMETER;
return GMMR0UpdateReservationReq(pVM, idCpu, (PGMMUPDATERESERVATIONREQ)pReqHdr);
case VMMR0_DO_GMM_ALLOCATE_PAGES:
if (u64Arg)
return VERR_INVALID_PARAMETER;
return GMMR0AllocatePagesReq(pVM, idCpu, (PGMMALLOCATEPAGESREQ)pReqHdr);
case VMMR0_DO_GMM_FREE_PAGES:
if (u64Arg)
return VERR_INVALID_PARAMETER;
return GMMR0FreePagesReq(pVM, idCpu, (PGMMFREEPAGESREQ)pReqHdr);
case VMMR0_DO_GMM_FREE_LARGE_PAGE:
if (u64Arg)
return VERR_INVALID_PARAMETER;
return GMMR0FreeLargePageReq(pVM, idCpu, (PGMMFREELARGEPAGEREQ)pReqHdr);
case VMMR0_DO_GMM_QUERY_HYPERVISOR_MEM_STATS:
if (u64Arg)
return VERR_INVALID_PARAMETER;
return GMMR0QueryHypervisorMemoryStatsReq(pVM, (PGMMMEMSTATSREQ)pReqHdr);
case VMMR0_DO_GMM_QUERY_MEM_STATS:
if (idCpu == NIL_VMCPUID)
return VERR_INVALID_CPU_ID;
if (u64Arg)
return VERR_INVALID_PARAMETER;
return GMMR0QueryMemoryStatsReq(pVM, idCpu, (PGMMMEMSTATSREQ)pReqHdr);
case VMMR0_DO_GMM_BALLOONED_PAGES:
if (u64Arg)
return VERR_INVALID_PARAMETER;
return GMMR0BalloonedPagesReq(pVM, idCpu, (PGMMBALLOONEDPAGESREQ)pReqHdr);
case VMMR0_DO_GMM_MAP_UNMAP_CHUNK:
if (u64Arg)
return VERR_INVALID_PARAMETER;
return GMMR0MapUnmapChunkReq(pVM, (PGMMMAPUNMAPCHUNKREQ)pReqHdr);
case VMMR0_DO_GMM_SEED_CHUNK:
if (pReqHdr)
return VERR_INVALID_PARAMETER;
return GMMR0SeedChunk(pVM, idCpu, (RTR3PTR)u64Arg);
case VMMR0_DO_GMM_REGISTER_SHARED_MODULE:
if (idCpu == NIL_VMCPUID)
return VERR_INVALID_CPU_ID;
if (u64Arg)
return VERR_INVALID_PARAMETER;
return GMMR0RegisterSharedModuleReq(pVM, idCpu, (PGMMREGISTERSHAREDMODULEREQ)pReqHdr);
case VMMR0_DO_GMM_UNREGISTER_SHARED_MODULE:
if (idCpu == NIL_VMCPUID)
return VERR_INVALID_CPU_ID;
if (u64Arg)
return VERR_INVALID_PARAMETER;
return GMMR0UnregisterSharedModuleReq(pVM, idCpu, (PGMMUNREGISTERSHAREDMODULEREQ)pReqHdr);
case VMMR0_DO_GMM_RESET_SHARED_MODULES:
if (idCpu == NIL_VMCPUID)
return VERR_INVALID_CPU_ID;
if ( u64Arg
|| pReqHdr)
return VERR_INVALID_PARAMETER;
return GMMR0ResetSharedModules(pVM, idCpu);
#ifdef VBOX_WITH_PAGE_SHARING
case VMMR0_DO_GMM_CHECK_SHARED_MODULES:
{
if (idCpu == NIL_VMCPUID)
return VERR_INVALID_CPU_ID;
if ( u64Arg
|| pReqHdr)
return VERR_INVALID_PARAMETER;
PVMCPU pVCpu = &pVM->aCpus[idCpu];
/* Make sure that log flushes can jump back to ring-3; annoying to get an incomplete log (this is risky though as the code doesn't take this into account).
* Also grab the fast mutex before disabling preemption.
*/
int rc = GMMR0CheckSharedModulesStart(pVM);
if (rc == VINF_SUCCESS)
{
# ifdef VBOX_WITH_VMMR0_DISABLE_PREEMPTION
RTTHREADPREEMPTSTATE PreemptState = RTTHREADPREEMPTSTATE_INITIALIZER;
RTThreadPreemptDisable(&PreemptState);
# elif !defined(RT_OS_WINDOWS)
RTCCUINTREG uFlags = ASMIntDisableFlags();
# else
AssertCompileFailed();
# endif
/* Select a valid VCPU context. */
ASMAtomicWriteU32(&pVCpu->idHostCpu, RTMpCpuId());
rc = vmmR0CallRing3SetJmp(&pVCpu->vmm.s.CallRing3JmpBufR0, GMMR0CheckSharedModules, pVM, pVCpu); /* this may resume code. */
/* Clear the VCPU context. */
ASMAtomicWriteU32(&pVCpu->idHostCpu, NIL_RTCPUID);
# ifdef VBOX_WITH_VMMR0_DISABLE_PREEMPTION
RTThreadPreemptRestore(&PreemptState);
# elif !defined(RT_OS_WINDOWS)
ASMSetFlags(uFlags);
# else
AssertCompileFailed();
# endif
GMMR0CheckSharedModulesEnd(pVM);
}
return rc;
}
#endif
#if defined(VBOX_STRICT) && HC_ARCH_BITS == 64
case VMMR0_DO_GMM_FIND_DUPLICATE_PAGE:
{
if (u64Arg)
return VERR_INVALID_PARAMETER;
return GMMR0FindDuplicatePageReq(pVM, (PGMMFINDDUPLICATEPAGEREQ)pReqHdr);
}
#endif
/*
* A quick GCFGM mock-up.
*/
/** @todo GCFGM with proper access control, ring-3 management interface and all that. */
case VMMR0_DO_GCFGM_SET_VALUE:
case VMMR0_DO_GCFGM_QUERY_VALUE:
{
if (pVM || !pReqHdr || u64Arg || idCpu != NIL_VMCPUID)
return VERR_INVALID_PARAMETER;
PGCFGMVALUEREQ pReq = (PGCFGMVALUEREQ)pReqHdr;
if (pReq->Hdr.cbReq != sizeof(*pReq))
return VERR_INVALID_PARAMETER;
int rc;
if (enmOperation == VMMR0_DO_GCFGM_SET_VALUE)
{
rc = GVMMR0SetConfig(pReq->pSession, &pReq->szName[0], pReq->u64Value);
//if (rc == VERR_CFGM_VALUE_NOT_FOUND)
// rc = GMMR0SetConfig(pReq->pSession, &pReq->szName[0], pReq->u64Value);
}
else
{
rc = GVMMR0QueryConfig(pReq->pSession, &pReq->szName[0], &pReq->u64Value);
//if (rc == VERR_CFGM_VALUE_NOT_FOUND)
// rc = GMMR0QueryConfig(pReq->pSession, &pReq->szName[0], &pReq->u64Value);
}
return rc;
}
/*
* PDM Wrappers.
*/
case VMMR0_DO_PDM_DRIVER_CALL_REQ_HANDLER:
{
if (!pVM || !pReqHdr || u64Arg || idCpu != NIL_VMCPUID)
return VERR_INVALID_PARAMETER;
return PDMR0DriverCallReqHandler(pVM, (PPDMDRIVERCALLREQHANDLERREQ)pReqHdr);
}
case VMMR0_DO_PDM_DEVICE_CALL_REQ_HANDLER:
{
if (!pVM || !pReqHdr || u64Arg || idCpu != NIL_VMCPUID)
return VERR_INVALID_PARAMETER;
return PDMR0DeviceCallReqHandler(pVM, (PPDMDEVICECALLREQHANDLERREQ)pReqHdr);
}
/*
* Requests to the internal networking service.
*/
case VMMR0_DO_INTNET_OPEN:
{
PINTNETOPENREQ pReq = (PINTNETOPENREQ)pReqHdr;
if (u64Arg || !pReq || !vmmR0IsValidSession(pVM, pReq->pSession, pSession) || idCpu != NIL_VMCPUID)
return VERR_INVALID_PARAMETER;
return IntNetR0OpenReq(pSession, pReq);
}
case VMMR0_DO_INTNET_IF_CLOSE:
if (u64Arg || !pReqHdr || !vmmR0IsValidSession(pVM, ((PINTNETIFCLOSEREQ)pReqHdr)->pSession, pSession) || idCpu != NIL_VMCPUID)
return VERR_INVALID_PARAMETER;
return IntNetR0IfCloseReq(pSession, (PINTNETIFCLOSEREQ)pReqHdr);
case VMMR0_DO_INTNET_IF_GET_BUFFER_PTRS:
if (u64Arg || !pReqHdr || !vmmR0IsValidSession(pVM, ((PINTNETIFGETBUFFERPTRSREQ)pReqHdr)->pSession, pSession) || idCpu != NIL_VMCPUID)
return VERR_INVALID_PARAMETER;
return IntNetR0IfGetBufferPtrsReq(pSession, (PINTNETIFGETBUFFERPTRSREQ)pReqHdr);
case VMMR0_DO_INTNET_IF_SET_PROMISCUOUS_MODE:
if (u64Arg || !pReqHdr || !vmmR0IsValidSession(pVM, ((PINTNETIFSETPROMISCUOUSMODEREQ)pReqHdr)->pSession, pSession) || idCpu != NIL_VMCPUID)
return VERR_INVALID_PARAMETER;
return IntNetR0IfSetPromiscuousModeReq(pSession, (PINTNETIFSETPROMISCUOUSMODEREQ)pReqHdr);
case VMMR0_DO_INTNET_IF_SET_MAC_ADDRESS:
if (u64Arg || !pReqHdr || !vmmR0IsValidSession(pVM, ((PINTNETIFSETMACADDRESSREQ)pReqHdr)->pSession, pSession) || idCpu != NIL_VMCPUID)
return VERR_INVALID_PARAMETER;
return IntNetR0IfSetMacAddressReq(pSession, (PINTNETIFSETMACADDRESSREQ)pReqHdr);
case VMMR0_DO_INTNET_IF_SET_ACTIVE:
if (u64Arg || !pReqHdr || !vmmR0IsValidSession(pVM, ((PINTNETIFSETACTIVEREQ)pReqHdr)->pSession, pSession) || idCpu != NIL_VMCPUID)
return VERR_INVALID_PARAMETER;
return IntNetR0IfSetActiveReq(pSession, (PINTNETIFSETACTIVEREQ)pReqHdr);
case VMMR0_DO_INTNET_IF_SEND:
if (u64Arg || !pReqHdr || !vmmR0IsValidSession(pVM, ((PINTNETIFSENDREQ)pReqHdr)->pSession, pSession) || idCpu != NIL_VMCPUID)
return VERR_INVALID_PARAMETER;
return IntNetR0IfSendReq(pSession, (PINTNETIFSENDREQ)pReqHdr);
case VMMR0_DO_INTNET_IF_WAIT:
if (u64Arg || !pReqHdr || !vmmR0IsValidSession(pVM, ((PINTNETIFWAITREQ)pReqHdr)->pSession, pSession) || idCpu != NIL_VMCPUID)
return VERR_INVALID_PARAMETER;
return IntNetR0IfWaitReq(pSession, (PINTNETIFWAITREQ)pReqHdr);
case VMMR0_DO_INTNET_IF_ABORT_WAIT:
if (u64Arg || !pReqHdr || !vmmR0IsValidSession(pVM, ((PINTNETIFWAITREQ)pReqHdr)->pSession, pSession) || idCpu != NIL_VMCPUID)
return VERR_INVALID_PARAMETER;
return IntNetR0IfAbortWaitReq(pSession, (PINTNETIFABORTWAITREQ)pReqHdr);
/*
* For profiling.
*/
case VMMR0_DO_NOP:
case VMMR0_DO_SLOW_NOP:
return VINF_SUCCESS;
/*
* For testing Ring-0 APIs invoked in this environment.
*/
case VMMR0_DO_TESTS:
/** @todo make new test */
return VINF_SUCCESS;
#if HC_ARCH_BITS == 32 && defined(VBOX_WITH_64_BITS_GUESTS) && !defined(VBOX_WITH_HYBRID_32BIT_KERNEL)
case VMMR0_DO_TEST_SWITCHER3264:
if (idCpu == NIL_VMCPUID)
return VERR_INVALID_CPU_ID;
return HWACCMR0TestSwitcher3264(pVM);
#endif
default:
/*
* We're returning VERR_NOT_SUPPORT here so we've got something else
* than -1 which the interrupt gate glue code might return.
*/
Log(("operation %#x is not supported\n", enmOperation));
return VERR_NOT_SUPPORTED;
}
}
/**
* Argument for vmmR0EntryExWrapper containing the arguments for VMMR0EntryEx.
*/
typedef struct VMMR0ENTRYEXARGS
{
PVM pVM;
VMCPUID idCpu;
VMMR0OPERATION enmOperation;
PSUPVMMR0REQHDR pReq;
uint64_t u64Arg;
PSUPDRVSESSION pSession;
} VMMR0ENTRYEXARGS;
/** Pointer to a vmmR0EntryExWrapper argument package. */
typedef VMMR0ENTRYEXARGS *PVMMR0ENTRYEXARGS;
/**
* This is just a longjmp wrapper function for VMMR0EntryEx calls.
*
* @returns VBox status code.
* @param pvArgs The argument package
*/
static int vmmR0EntryExWrapper(void *pvArgs)
{
return vmmR0EntryExWorker(((PVMMR0ENTRYEXARGS)pvArgs)->pVM,
((PVMMR0ENTRYEXARGS)pvArgs)->idCpu,
((PVMMR0ENTRYEXARGS)pvArgs)->enmOperation,
((PVMMR0ENTRYEXARGS)pvArgs)->pReq,
((PVMMR0ENTRYEXARGS)pvArgs)->u64Arg,
((PVMMR0ENTRYEXARGS)pvArgs)->pSession);
}
/**
* The Ring 0 entry point, called by the support library (SUP).
*
* @returns VBox status code.
* @param pVM The VM to operate on.
* @param idCpu Virtual CPU ID argument. Must be NIL_VMCPUID if pVM
* is NIL_RTR0PTR, and may be NIL_VMCPUID if it isn't
* @param enmOperation Which operation to execute.
* @param pReq This points to a SUPVMMR0REQHDR packet. Optional.
* @param u64Arg Some simple constant argument.
* @param pSession The session of the caller.
* @remarks Assume called with interrupts _enabled_.
*/
VMMR0DECL(int) VMMR0EntryEx(PVM pVM, VMCPUID idCpu, VMMR0OPERATION enmOperation, PSUPVMMR0REQHDR pReq, uint64_t u64Arg, PSUPDRVSESSION pSession)
{
/*
* Requests that should only happen on the EMT thread will be
* wrapped in a setjmp so we can assert without causing trouble.
*/
if ( VALID_PTR(pVM)
&& pVM->pVMR0
&& idCpu < pVM->cCpus)
{
switch (enmOperation)
{
/* These might/will be called before VMMR3Init. */
case VMMR0_DO_GMM_INITIAL_RESERVATION:
case VMMR0_DO_GMM_UPDATE_RESERVATION:
case VMMR0_DO_GMM_ALLOCATE_PAGES:
case VMMR0_DO_GMM_FREE_PAGES:
case VMMR0_DO_GMM_BALLOONED_PAGES:
/* On the mac we might not have a valid jmp buf, so check these as well. */
case VMMR0_DO_VMMR0_INIT:
case VMMR0_DO_VMMR0_TERM:
{
PVMCPU pVCpu = &pVM->aCpus[idCpu];
if (!pVCpu->vmm.s.CallRing3JmpBufR0.pvSavedStack)
break;
/** @todo validate this EMT claim... GVM knows. */
VMMR0ENTRYEXARGS Args;
Args.pVM = pVM;
Args.idCpu = idCpu;
Args.enmOperation = enmOperation;
Args.pReq = pReq;
Args.u64Arg = u64Arg;
Args.pSession = pSession;
return vmmR0CallRing3SetJmpEx(&pVCpu->vmm.s.CallRing3JmpBufR0, vmmR0EntryExWrapper, &Args);
}
default:
break;
}
}
return vmmR0EntryExWorker(pVM, idCpu, enmOperation, pReq, u64Arg, pSession);
}
/**
* Internal R0 logger worker: Flush logger.
*
* @param pLogger The logger instance to flush.
* @remark This function must be exported!
*/
VMMR0DECL(void) vmmR0LoggerFlush(PRTLOGGER pLogger)
{
#ifdef LOG_ENABLED
/*
* Convert the pLogger into a VM handle and 'call' back to Ring-3.
* (This is a bit paranoid code.)
*/
PVMMR0LOGGER pR0Logger = (PVMMR0LOGGER)((uintptr_t)pLogger - RT_OFFSETOF(VMMR0LOGGER, Logger));
if ( !VALID_PTR(pR0Logger)
|| !VALID_PTR(pR0Logger + 1)
|| pLogger->u32Magic != RTLOGGER_MAGIC)
{
# ifdef DEBUG
SUPR0Printf("vmmR0LoggerFlush: pLogger=%p!\n", pLogger);
# endif
return;
}
if (pR0Logger->fFlushingDisabled)
return; /* quietly */
PVM pVM = pR0Logger->pVM;
if ( !VALID_PTR(pVM)
|| pVM->pVMR0 != pVM)
{
# ifdef DEBUG
SUPR0Printf("vmmR0LoggerFlush: pVM=%p! pVMR0=%p! pLogger=%p\n", pVM, pVM->pVMR0, pLogger);
# endif
return;
}
PVMCPU pVCpu = VMMGetCpu(pVM);
if (pVCpu)
{
/*
* Check that the jump buffer is armed.
*/
# ifdef RT_ARCH_X86
if ( !pVCpu->vmm.s.CallRing3JmpBufR0.eip
|| pVCpu->vmm.s.CallRing3JmpBufR0.fInRing3Call)
# else
if ( !pVCpu->vmm.s.CallRing3JmpBufR0.rip
|| pVCpu->vmm.s.CallRing3JmpBufR0.fInRing3Call)
# endif
{
# ifdef DEBUG
SUPR0Printf("vmmR0LoggerFlush: Jump buffer isn't armed!\n");
# endif
return;
}
VMMRZCallRing3(pVM, pVCpu, VMMCALLRING3_VMM_LOGGER_FLUSH, 0);
}
# ifdef DEBUG
else
SUPR0Printf("vmmR0LoggerFlush: invalid VCPU context!\n");
# endif
#endif
}
/**
* Interal R0 logger worker: Custom prefix.
*
* @returns Number of chars written.
*
* @param pLogger The logger instance.
* @param pchBuf The output buffer.
* @param cchBuf The size of the buffer.
* @param pvUser User argument (ignored).
*/
VMMR0DECL(size_t) vmmR0LoggerPrefix(PRTLOGGER pLogger, char *pchBuf, size_t cchBuf, void *pvUser)
{
NOREF(pvUser);
#ifdef LOG_ENABLED
PVMMR0LOGGER pR0Logger = (PVMMR0LOGGER)((uintptr_t)pLogger - RT_OFFSETOF(VMMR0LOGGER, Logger));
if ( !VALID_PTR(pR0Logger)
|| !VALID_PTR(pR0Logger + 1)
|| pLogger->u32Magic != RTLOGGER_MAGIC
|| cchBuf < 2)
return 0;
static const char s_szHex[17] = "0123456789abcdef";
VMCPUID const idCpu = pR0Logger->idCpu;
pchBuf[1] = s_szHex[ idCpu & 15];
pchBuf[0] = s_szHex[(idCpu >> 4) & 15];
return 2;
#else
return 0;
#endif
}
#ifdef LOG_ENABLED
/**
* Disables flushing of the ring-0 debug log.
*
* @param pVCpu The shared virtual cpu structure.
*/
VMMR0DECL(void) VMMR0LogFlushDisable(PVMCPU pVCpu)
{
PVM pVM = pVCpu->pVMR0;
if (pVCpu->vmm.s.pR0LoggerR0)
pVCpu->vmm.s.pR0LoggerR0->fFlushingDisabled = true;
}
/**
* Enables flushing of the ring-0 debug log.
*
* @param pVCpu The shared virtual cpu structure.
*/
VMMR0DECL(void) VMMR0LogFlushEnable(PVMCPU pVCpu)
{
PVM pVM = pVCpu->pVMR0;
if (pVCpu->vmm.s.pR0LoggerR0)
pVCpu->vmm.s.pR0LoggerR0->fFlushingDisabled = false;
}
#endif /* LOG_ENABLED */
/**
* Jump back to ring-3 if we're the EMT and the longjmp is armed.
*
* @returns true if the breakpoint should be hit, false if it should be ignored.
*/
DECLEXPORT(bool) RTCALL RTAssertShouldPanic(void)
{
#if 0
return true;
#else
PVM pVM = GVMMR0GetVMByEMT(NIL_RTNATIVETHREAD);
if (pVM)
{
PVMCPU pVCpu = VMMGetCpu(pVM);
if (pVCpu)
{
#ifdef RT_ARCH_X86
if ( pVCpu->vmm.s.CallRing3JmpBufR0.eip
&& !pVCpu->vmm.s.CallRing3JmpBufR0.fInRing3Call)
#else
if ( pVCpu->vmm.s.CallRing3JmpBufR0.rip
&& !pVCpu->vmm.s.CallRing3JmpBufR0.fInRing3Call)
#endif
{
int rc = VMMRZCallRing3(pVM, pVCpu, VMMCALLRING3_VM_R0_ASSERTION, 0);
return RT_FAILURE_NP(rc);
}
}
}
#ifdef RT_OS_LINUX
return true;
#else
return false;
#endif
#endif
}
/**
* Override this so we can push it up to ring-3.
*
* @param pszExpr Expression. Can be NULL.
* @param uLine Location line number.
* @param pszFile Location file name.
* @param pszFunction Location function name.
*/
DECLEXPORT(void) RTCALL RTAssertMsg1Weak(const char *pszExpr, unsigned uLine, const char *pszFile, const char *pszFunction)
{
/*
* To the log.
*/
LogAlways(("\n!!R0-Assertion Failed!!\n"
"Expression: %s\n"
"Location : %s(%d) %s\n",
pszExpr, pszFile, uLine, pszFunction));
/*
* To the global VMM buffer.
*/
PVM pVM = GVMMR0GetVMByEMT(NIL_RTNATIVETHREAD);
if (pVM)
RTStrPrintf(pVM->vmm.s.szRing0AssertMsg1, sizeof(pVM->vmm.s.szRing0AssertMsg1),
"\n!!R0-Assertion Failed!!\n"
"Expression: %s\n"
"Location : %s(%d) %s\n",
pszExpr, pszFile, uLine, pszFunction);
/*
* Continue the normal way.
*/
RTAssertMsg1(pszExpr, uLine, pszFile, pszFunction);
}
/**
* Callback for RTLogFormatV which writes to the ring-3 log port.
* See PFNLOGOUTPUT() for details.
*/
static DECLCALLBACK(size_t) rtLogOutput(void *pv, const char *pachChars, size_t cbChars)
{
for (size_t i = 0; i < cbChars; i++)
LogAlways(("%c", pachChars[i]));
return cbChars;
}
/**
* Override this so we can push it up to ring-3.
*
* @param pszFormat The format string.
* @param va Arguments.
*/
DECLEXPORT(void) RTCALL RTAssertMsg2WeakV(const char *pszFormat, va_list va)
{
va_list vaCopy;
/*
* Push the message to the logger.
*/
PRTLOGGER pLog = RTLogDefaultInstance(); /** @todo we want this for release as well! */
if (pLog)
{
va_copy(vaCopy, va);
RTLogFormatV(rtLogOutput, pLog, pszFormat, vaCopy);
va_end(vaCopy);
}
/*
* Push it to the global VMM buffer.
*/
PVM pVM = GVMMR0GetVMByEMT(NIL_RTNATIVETHREAD);
if (pVM)
{
va_copy(vaCopy, va);
RTStrPrintfV(pVM->vmm.s.szRing0AssertMsg2, sizeof(pVM->vmm.s.szRing0AssertMsg2), pszFormat, vaCopy);
va_end(vaCopy);
}
/*
* Continue the normal way.
*/
RTAssertMsg2V(pszFormat, va);
}