DBGFCpu.cpp revision 0c437bb10c61b229407a7517efde04dfe3b1e4a1
/* $Id$ */
/** @file
* DBGF - Debugger Facility, CPU State Accessors.
*/
/*
* Copyright (C) 2009 Oracle Corporation
*
* 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.
*/
/*******************************************************************************
* Header Files *
*******************************************************************************/
#define LOG_GROUP LOG_GROUP_DBGF
#include <VBox/dbgf.h>
#include <VBox/cpum.h>
#include "DBGFInternal.h"
#include <VBox/vm.h>
#include <VBox/err.h>
#include <VBox/log.h>
#include <VBox/param.h>
#include <iprt/assert.h>
/**
* Wrapper around CPUMGetGuestMode.
*
* @returns VINF_SUCCESS.
* @param pVM The VM handle.
* @param idCpu The current CPU ID.
* @param penmMode Where to return the mode.
*/
static DECLCALLBACK(int) dbgfR3CpuGetMode(PVM pVM, VMCPUID idCpu, CPUMMODE *penmMode)
{
Assert(idCpu == VMMGetCpuId(pVM));
PVMCPU pVCpu = VMMGetCpuById(pVM, idCpu);
*penmMode = CPUMGetGuestMode(pVCpu);
return VINF_SUCCESS;
}
/**
* Get the current CPU mode.
*
* @returns The CPU mode on success, CPUMMODE_INVALID on failure.
* @param pVM The VM handle.
* @param idCpu The target CPU ID.
*/
VMMR3DECL(CPUMMODE) DBGFR3CpuGetMode(PVM pVM, VMCPUID idCpu)
{
VM_ASSERT_VALID_EXT_RETURN(pVM, CPUMMODE_INVALID);
AssertReturn(idCpu < pVM->cCpus, CPUMMODE_INVALID);
CPUMMODE enmMode;
int rc = VMR3ReqCallWait(pVM, idCpu, (PFNRT)dbgfR3CpuGetMode, 3, pVM, idCpu, &enmMode);
if (RT_FAILURE(rc))
return CPUMMODE_INVALID;
return enmMode;
}