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/* $Id: GIMInternal.h $ */
/** @file
* GIM - Internal header file.
*/
/*
* Copyright (C) 2014-2023 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>.
*
* SPDX-License-Identifier: GPL-3.0-only
*/
#ifndef VMM_INCLUDED_SRC_include_GIMInternal_h
#define VMM_INCLUDED_SRC_include_GIMInternal_h
#ifndef RT_WITHOUT_PRAGMA_ONCE
# pragma once
#endif
#include <VBox/vmm/gim.h>
#include <VBox/vmm/pgm.h>
#include "GIMHvInternal.h"
#include "GIMKvmInternal.h"
#include "GIMMinimalInternal.h"
RT_C_DECLS_BEGIN
/** @defgroup grp_gim_int Internal
* @ingroup grp_gim
* @internal
* @{
*/
/** The saved state version. */
#define GIM_SAVED_STATE_VERSION 1
/**
* GIM VM Instance data.
*/
typedef struct GIM
{
/** The provider that is active for this VM. */
GIMPROVIDERID enmProviderId;
/** The interface implementation version. */
uint32_t u32Version;
/** Physical access handler type for semi-read-only MMIO2 memory. Lazy creation. */
PGMPHYSHANDLERTYPE hSemiReadOnlyMmio2Handler;
/** Pointer to the GIM device - R3 ptr. */
R3PTRTYPE(PPDMDEVINS) pDevInsR3;
/** The debug struct - R3 ptr. */
R3PTRTYPE(PGIMDEBUG) pDbgR3;
/** The provider specific data. */
union
{
GIMHV Hv;
GIMKVM Kvm;
} u;
/** Number of hypercalls initiated. */
STAMCOUNTER StatHypercalls;
/** Debug packets sent. */
STAMCOUNTER StatDbgXmit;
/** Debug bytes sent. */
STAMCOUNTER StatDbgXmitBytes;
/** Debug packets received. */
STAMCOUNTER StatDbgRecv;
/** Debug bytes received. */
STAMCOUNTER StatDbgRecvBytes;
} GIM;
/** Pointer to GIM VM instance data. */
typedef GIM *PGIM;
/**
* GIM VMCPU Instance data.
*/
typedef struct GIMCPU
{
union
{
GIMKVMCPU KvmCpu;
GIMHVCPU HvCpu;
} u;
} GIMCPU;
/** Pointer to GIM VMCPU instance data. */
typedef GIMCPU *PGIMCPU;
/**
* Callback when a debug buffer read has completed and before signalling the next
* read.
*
* @param pVM The cross context VM structure.
*/
typedef DECLCALLBACKTYPE(void, FNGIMDEBUGBUFREADCOMPLETED,(PVM pVM));
/** Pointer to GIM debug buffer read completion callback. */
typedef FNGIMDEBUGBUFREADCOMPLETED *PFNGIMDEBUGBUFREADCOMPLETED;
#ifdef IN_RING3
#if 0
VMMR3_INT_DECL(int) gimR3Mmio2Unmap(PVM pVM, PGIMMMIO2REGION pRegion);
VMMR3_INT_DECL(int) gimR3Mmio2Map(PVM pVM, PGIMMMIO2REGION pRegion, RTGCPHYS GCPhysRegion);
VMMR3_INT_DECL(int) gimR3Mmio2HandlerPhysicalRegister(PVM pVM, PGIMMMIO2REGION pRegion);
VMMR3_INT_DECL(int) gimR3Mmio2HandlerPhysicalDeregister(PVM pVM, PGIMMMIO2REGION pRegion);
#endif
VMMR3_INT_DECL(int) gimR3DebugRead(PVM pVM, void *pvRead, size_t *pcbRead, PFNGIMDEBUGBUFREADCOMPLETED pfnReadComplete);
VMMR3_INT_DECL(int) gimR3DebugWrite(PVM pVM, void *pvWrite, size_t *pcbWrite);
#endif /* IN_RING3 */
/** @} */
RT_C_DECLS_END
#endif /* !VMM_INCLUDED_SRC_include_GIMInternal_h */
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