1 files changed, 102 insertions, 0 deletions
diff --git a/include/VBox/vmm/trpm.h b/include/VBox/vmm/trpm.h
new file mode 100644
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+++ b/include/VBox/vmm/trpm.h
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+/** @file
+ * TRPM - The Trap Monitor.
+ */
+
+/*
+ * Copyright (C) 2006-2022 Oracle and/or its affiliates.
+ *
+ * This file is part of VirtualBox base platform packages, as
+ * available from https://www.virtualbox.org.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation, in version 3 of the
+ * License.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, see <https://www.gnu.org/licenses>.
+ *
+ * The contents of this file may alternatively be used under the terms
+ * of the Common Development and Distribution License Version 1.0
+ * (CDDL), a copy of it is provided in the "COPYING.CDDL" file included
+ * in the VirtualBox distribution, in which case the provisions of the
+ * CDDL are applicable instead of those of the GPL.
+ *
+ * You may elect to license modified versions of this file under the
+ * terms and conditions of either the GPL or the CDDL or both.
+ *
+ * SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0
+ */
+
+#ifndef VBOX_INCLUDED_vmm_trpm_h
+#define VBOX_INCLUDED_vmm_trpm_h
+#ifndef RT_WITHOUT_PRAGMA_ONCE
+# pragma once
+#endif
+
+#include <VBox/types.h>
+#include <iprt/x86.h>
+
+
+RT_C_DECLS_BEGIN
+/** @defgroup grp_trpm The Trap Monitor API
+ * @ingroup grp_vmm
+ * @{
+ */
+
+/**
+ * TRPM event type.
+ */
+typedef enum
+{
+    TRPM_TRAP         = 0,
+    TRPM_HARDWARE_INT = 1,
+    TRPM_SOFTWARE_INT = 2,
+    /** The usual 32-bit paranoia. */
+    TRPM_32BIT_HACK   = 0x7fffffff
+} TRPMEVENT;
+/** Pointer to a TRPM event type. */
+typedef TRPMEVENT *PTRPMEVENT;
+/** Pointer to a const TRPM event type. */
+typedef TRPMEVENT const *PCTRPMEVENT;
+
+VMMDECL(int)        TRPMQueryTrap(PVMCPU pVCpu, uint8_t *pu8TrapNo, PTRPMEVENT penmType);
+VMMDECL(uint8_t)    TRPMGetTrapNo(PVMCPU pVCpu);
+VMMDECL(uint32_t)   TRPMGetErrorCode(PVMCPU pVCpu);
+VMMDECL(RTGCUINTPTR) TRPMGetFaultAddress(PVMCPU pVCpu);
+VMMDECL(uint8_t)    TRPMGetInstrLength(PVMCPU pVCpu);
+VMMDECL(bool)       TRPMIsTrapDueToIcebp(PVMCPU pVCpu);
+VMMDECL(int)        TRPMResetTrap(PVMCPU pVCpu);
+VMMDECL(int)        TRPMAssertTrap(PVMCPUCC pVCpu, uint8_t u8TrapNo, TRPMEVENT enmType);
+VMMDECL(int)        TRPMAssertXcptPF(PVMCPUCC pVCpu, RTGCUINTPTR uCR2, uint32_t uErrorCode);
+VMMDECL(void)       TRPMSetErrorCode(PVMCPU pVCpu, uint32_t uErrorCode);
+VMMDECL(void)       TRPMSetFaultAddress(PVMCPU pVCpu, RTGCUINTPTR uCR2);
+VMMDECL(void)       TRPMSetInstrLength(PVMCPU pVCpu, uint8_t cbInstr);
+VMMDECL(void)       TRPMSetTrapDueToIcebp(PVMCPU pVCpu);
+VMMDECL(bool)       TRPMIsSoftwareInterrupt(PVMCPU pVCpu);
+VMMDECL(bool)       TRPMHasTrap(PVMCPU pVCpu);
+VMMDECL(int)        TRPMQueryTrapAll(PVMCPU pVCpu, uint8_t *pu8TrapNo, PTRPMEVENT pEnmType, uint32_t *puErrorCode,
+                                     PRTGCUINTPTR puCR2, uint8_t *pcbInstr, bool *pfIcebp);
+
+#ifdef IN_RING3
+/** @defgroup grp_trpm_r3   TRPM Host Context Ring 3 API
+ * @{
+ */
+VMMR3DECL(int)      TRPMR3Init(PVM pVM);
+VMMR3DECL(void)     TRPMR3Relocate(PVM pVM, RTGCINTPTR offDelta);
+VMMR3DECL(void)     TRPMR3ResetCpu(PVMCPU pVCpu);
+VMMR3DECL(void)     TRPMR3Reset(PVM pVM);
+VMMR3DECL(int)      TRPMR3Term(PVM pVM);
+VMMR3DECL(int)      TRPMR3InjectEvent(PVM pVM, PVMCPU pVCpu, TRPMEVENT enmEvent, bool *pfInjected);
+/** @} */
+#endif
+
+/** @} */
+RT_C_DECLS_END
+
+#endif /* !VBOX_INCLUDED_vmm_trpm_h */