Imported from /home/lorry/working-area/delta_VirtualBox/VirtualBox-4.2.4.tar.bz2.VirtualBox-4.2.4

1 files changed, 68 insertions, 0 deletions

diff --git a/src/VBox/VMM/VMMR3/DBGFCpu.cpp b/src/VBox/VMM/VMMR3/DBGFCpu.cpp
new file mode 100644
index 00000000..0aff3100
--- /dev/null
+++ b/src/VBox/VMM/VMMR3/DBGFCpu.cpp
@@ -0,0 +1,68 @@
+/* $Id: DBGFCpu.cpp $ */
+/** @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/vmm/dbgf.h>
+#include <VBox/vmm/cpum.h>
+#include "DBGFInternal.h"
+#include <VBox/vmm/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                 Pointer to the VM.
+ * @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                 Pointer to the VM.
+ * @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 = VMR3ReqPriorityCallWait(pVM, idCpu, (PFNRT)dbgfR3CpuGetMode, 3, pVM, idCpu, &enmMode);
+    if (RT_FAILURE(rc))
+        return CPUMMODE_INVALID;
+    return enmMode;
+}
+