r0drv/haiku/memobj-r0drv-haiku.c

9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync/* $Id$ */
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync/** @file
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync * IPRT - Ring-0 Memory Objects, Haiku.
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync */
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync/*
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync * Copyright (C) 2012 Oracle Corporation
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync *
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync * This file is part of VirtualBox Open Source Edition (OSE), as
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync * available from http://www.virtualbox.org. This file is free software;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync * you can redistribute it and/or modify it under the terms of the GNU
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync * General Public License (GPL) as published by the Free Software
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync * Foundation, in version 2 as it comes in the "COPYING" file of the
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync *
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync * The contents of this file may alternatively be used under the terms
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync * of the Common Development and Distribution License Version 1.0
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync * (CDDL) only, as it comes in the "COPYING.CDDL" file of the
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync * VirtualBox OSE distribution, in which case the provisions of the
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync * CDDL are applicable instead of those of the GPL.
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync *
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync * You may elect to license modified versions of this file under the
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync * terms and conditions of either the GPL or the CDDL or both.
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync */
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync/*******************************************************************************
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync*   Header Files                                                               *
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync*******************************************************************************/
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync#include "the-haiku-kernel.h"
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync#include <iprt/memobj.h>
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync#include <iprt/mem.h>
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync#include <iprt/err.h>
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync#include <iprt/assert.h>
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync#include <iprt/log.h>
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync#include <iprt/param.h>
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync#include <iprt/process.h>
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync#include "internal/memobj.h"
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync/*******************************************************************************
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync*   Structures and Typedefs                                                    *
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync*******************************************************************************/
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync/**
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync * The Haiku version of the memory object structure.
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync */
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsynctypedef struct RTR0MEMOBJHAIKU
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync{
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    /** The core structure. */
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    RTR0MEMOBJINTERNAL  Core;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    /** Area identifier */
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    area_id             AreaId;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync} RTR0MEMOBJHAIKU, *PRTR0MEMOBJHAIKU;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync//MALLOC_DEFINE(M_IPRTMOBJ, "iprtmobj", "IPRT - R0MemObj");
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync#if 0
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync/**
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync * Gets the virtual memory map the specified object is mapped into.
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync *
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync * @returns VM map handle on success, NULL if no map.
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync * @param   pMem                The memory object.
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync */
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsyncstatic vm_map_t rtR0MemObjHaikuGetMap(PRTR0MEMOBJINTERNAL pMem)
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync{
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    switch (pMem->enmType)
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    {
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        case RTR0MEMOBJTYPE_PAGE:
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        case RTR0MEMOBJTYPE_LOW:
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        case RTR0MEMOBJTYPE_CONT:
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            return kernel_map;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        case RTR0MEMOBJTYPE_PHYS:
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        case RTR0MEMOBJTYPE_PHYS_NC:
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            return NULL; /* pretend these have no mapping atm. */
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        case RTR0MEMOBJTYPE_LOCK:
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            return pMem->u.Lock.R0Process == NIL_RTR0PROCESS
2b3dc93fedb4e72ac5b3cbaa89a9fc2f559be550vboxsync            ? kernel_map
2b3dc93fedb4e72ac5b3cbaa89a9fc2f559be550vboxsync            : &((struct proc *)pMem->u.Lock.R0Process)->p_vmspace->vm_map;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        case RTR0MEMOBJTYPE_RES_VIRT:
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            return pMem->u.ResVirt.R0Process == NIL_RTR0PROCESS
2b3dc93fedb4e72ac5b3cbaa89a9fc2f559be550vboxsync            ? kernel_map
2b3dc93fedb4e72ac5b3cbaa89a9fc2f559be550vboxsync            : &((struct proc *)pMem->u.ResVirt.R0Process)->p_vmspace->vm_map;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        case RTR0MEMOBJTYPE_MAPPING:
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            return pMem->u.Mapping.R0Process == NIL_RTR0PROCESS
2b3dc93fedb4e72ac5b3cbaa89a9fc2f559be550vboxsync            ? kernel_map
2b3dc93fedb4e72ac5b3cbaa89a9fc2f559be550vboxsync            : &((struct proc *)pMem->u.Mapping.R0Process)->p_vmspace->vm_map;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        default:
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            return NULL;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    }
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync}
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync#endif
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
62b8247e4970b835e263b4c18a2748bf651fabd0vboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsyncint rtR0MemObjNativeFree(RTR0MEMOBJ pMem)
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync{
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    PRTR0MEMOBJHAIKU pMemHaiku = (PRTR0MEMOBJHAIKU)pMem;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    int rc = B_OK;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    switch (pMemHaiku->Core.enmType)
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    {
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        case RTR0MEMOBJTYPE_PAGE:
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        case RTR0MEMOBJTYPE_LOW:
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        case RTR0MEMOBJTYPE_CONT:
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        case RTR0MEMOBJTYPE_MAPPING:
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        case RTR0MEMOBJTYPE_PHYS:
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        case RTR0MEMOBJTYPE_PHYS_NC:
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        {
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            if (pMemHaiku->AreaId > -1)
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync                rc = delete_area(pMemHaiku->AreaId);
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            AssertMsg(rc == B_OK, ("%#x", rc));
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            break;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        }
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        case RTR0MEMOBJTYPE_LOCK:
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        {
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            team_id team = B_SYSTEM_TEAM;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            if (pMemHaiku->Core.u.Lock.R0Process != NIL_RTR0PROCESS)
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync                team = ((team_id)pMemHaiku->Core.u.Lock.R0Process);
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            rc = unlock_memory_etc(team, pMemHaiku->Core.pv, pMemHaiku->Core.cb, B_READ_DEVICE);
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            AssertMsg(rc == B_OK, ("%#x", rc));
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            break;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        }
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        case RTR0MEMOBJTYPE_RES_VIRT:
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        {
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            team_id team = B_SYSTEM_TEAM;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            if (pMemHaiku->Core.u.Lock.R0Process != NIL_RTR0PROCESS)
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync                team = ((team_id)pMemHaiku->Core.u.Lock.R0Process);
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            rc = vm_unreserve_address_range(team, pMemHaiku->Core.pv, pMemHaiku->Core.cb);
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            AssertMsg(rc == B_OK, ("%#x", rc));
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            break;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        }
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        default:
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            AssertMsgFailed(("enmType=%d\n", pMemHaiku->Core.enmType));
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            return VERR_INTERNAL_ERROR;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    }
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    return VINF_SUCCESS;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync}
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
62b8247e4970b835e263b4c18a2748bf651fabd0vboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsyncstatic int rtR0MemObjNativeAllocArea(PPRTR0MEMOBJINTERNAL ppMem, size_t cb,
2b3dc93fedb4e72ac5b3cbaa89a9fc2f559be550vboxsync                                     bool fExecutable, RTR0MEMOBJTYPE type, RTHCPHYS PhysHighest, size_t uAlignment)
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync{
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    NOREF(fExecutable);
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    int rc;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    void *pvMap         = NULL;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    const char *pszName = NULL;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    uint32 addressSpec  = B_ANY_KERNEL_ADDRESS;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    uint32 fLock        = ~0U;
2b3dc93fedb4e72ac5b3cbaa89a9fc2f559be550vboxsync    LogFlowFunc(("ppMem=%p cb=%u, fExecutable=%s, type=%08x, PhysHighest=%RX64 uAlignment=%u\n", ppMem,(unsigned)cb,
2b3dc93fedb4e72ac5b3cbaa89a9fc2f559be550vboxsync                 fExecutable ? "true" : "false", type, PhysHighest,(unsigned)uAlignment));
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    switch (type)
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    {
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        case RTR0MEMOBJTYPE_PAGE:
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            pszName = "IPRT R0MemObj Alloc";
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            fLock = B_FULL_LOCK;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            break;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        case RTR0MEMOBJTYPE_LOW:
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            pszName = "IPRT R0MemObj AllocLow";
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            fLock = B_32_BIT_FULL_LOCK;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            break;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        case RTR0MEMOBJTYPE_CONT:
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            pszName = "IPRT R0MemObj AllocCont";
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            fLock = B_32_BIT_CONTIGUOUS;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            break;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync#if 0
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        case RTR0MEMOBJTYPE_MAPPING:
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            pszName = "IPRT R0MemObj Mapping";
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            fLock = B_FULL_LOCK;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            break;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync#endif
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        case RTR0MEMOBJTYPE_PHYS:
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            /** @todo alignment  */
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            if (uAlignment != PAGE_SIZE)
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync                return VERR_NOT_SUPPORTED;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            /** @todo r=ramshankar: no 'break' here?? */
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        case RTR0MEMOBJTYPE_PHYS_NC:
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            pszName = "IPRT R0MemObj AllocPhys";
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            fLock   = (PhysHighest < _4G ? B_LOMEM : B_32_BIT_CONTIGUOUS);
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            break;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync#if 0
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        case RTR0MEMOBJTYPE_LOCK:
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            break;
2b3dc93fedb4e72ac5b3cbaa89a9fc2f559be550vboxsync#endif
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        default:
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            return VERR_INTERNAL_ERROR;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    }
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    /* Create the object. */
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    PRTR0MEMOBJHAIKU pMemHaiku;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    pMemHaiku = (PRTR0MEMOBJHAIKU)rtR0MemObjNew(sizeof(RTR0MEMOBJHAIKU), type, NULL, cb);
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    if (RT_UNLIKELY(!pMemHaiku))
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        return VERR_NO_MEMORY;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    rc = pMemHaiku->AreaId = create_area(pszName, &pvMap, addressSpec, cb, fLock, B_READ_AREA | B_WRITE_AREA);
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    if (pMemHaiku->AreaId >= 0)
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    {
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        physical_entry physMap[2];
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        pMemHaiku->Core.pv = pvMap;   /* store start address */
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        switch (type)
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        {
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            case RTR0MEMOBJTYPE_CONT:
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync                rc = get_memory_map(pvMap, cb, physMap, 2);
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync                if (rc == B_OK)
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync                    pMemHaiku->Core.u.Cont.Phys = physMap[0].address;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync                break;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            case RTR0MEMOBJTYPE_PHYS:
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            case RTR0MEMOBJTYPE_PHYS_NC:
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync                rc = get_memory_map(pvMap, cb, physMap, 2);
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync                if (rc == B_OK)
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync                {
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync                    pMemHaiku->Core.u.Phys.PhysBase = physMap[0].address;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync                    pMemHaiku->Core.u.Phys.fAllocated = true;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync                }
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync                break;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            default:
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync                break;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        }
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        if (rc >= B_OK)
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        {
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            *ppMem = &pMemHaiku->Core;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            return VINF_SUCCESS;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        }
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
2b3dc93fedb4e72ac5b3cbaa89a9fc2f559be550vboxsync        delete_area(pMemHaiku->AreaId);
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    }
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    rtR0MemObjDelete(&pMemHaiku->Core);
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    return RTErrConvertFromHaikuKernReturn(rc);
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync}
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsyncint rtR0MemObjNativeAllocPage(PPRTR0MEMOBJINTERNAL ppMem, size_t cb, bool fExecutable)
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync{
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    return rtR0MemObjNativeAllocArea(ppMem, cb, fExecutable, RTR0MEMOBJTYPE_PAGE, 0 /* PhysHighest */, 0 /* uAlignment */);
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync}
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsyncint rtR0MemObjNativeAllocLow(PPRTR0MEMOBJINTERNAL ppMem, size_t cb, bool fExecutable)
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync{
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    return rtR0MemObjNativeAllocArea(ppMem, cb, fExecutable, RTR0MEMOBJTYPE_LOW, 0 /* PhysHighest */, 0 /* uAlignment */);
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync}
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsyncint rtR0MemObjNativeAllocCont(PPRTR0MEMOBJINTERNAL ppMem, size_t cb, bool fExecutable)
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync{
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    return rtR0MemObjNativeAllocArea(ppMem, cb, fExecutable, RTR0MEMOBJTYPE_CONT, 0 /* PhysHighest */, 0 /* uAlignment */);
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync}
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsyncint rtR0MemObjNativeAllocPhys(PPRTR0MEMOBJINTERNAL ppMem, size_t cb, RTHCPHYS PhysHighest, size_t uAlignment)
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync{
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    return rtR0MemObjNativeAllocArea(ppMem, cb, false, RTR0MEMOBJTYPE_PHYS, PhysHighest, uAlignment);
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync}
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsyncint rtR0MemObjNativeAllocPhysNC(PPRTR0MEMOBJINTERNAL ppMem, size_t cb, RTHCPHYS PhysHighest)
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync{
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    return rtR0MemObjNativeAllocPhys(ppMem, cb, PhysHighest, PAGE_SIZE);
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync}
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsyncint rtR0MemObjNativeEnterPhys(PPRTR0MEMOBJINTERNAL ppMem, RTHCPHYS Phys, size_t cb, uint32_t uCachePolicy)
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync{
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    AssertReturn(uCachePolicy == RTMEM_CACHE_POLICY_DONT_CARE, VERR_NOT_SUPPORTED);
2b3dc93fedb4e72ac5b3cbaa89a9fc2f559be550vboxsync    LogFlowFunc(("ppMem=%p Phys=%08x cb=%u uCachePolicy=%x\n", ppMem, Phys,(unsigned)cb, uCachePolicy));
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    /* Create the object. */
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    PRTR0MEMOBJHAIKU pMemHaiku = (PRTR0MEMOBJHAIKU)rtR0MemObjNew(sizeof(*pMemHaiku), RTR0MEMOBJTYPE_PHYS, NULL, cb);
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    if (!pMemHaiku)
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        return VERR_NO_MEMORY;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    /* There is no allocation here, it needs to be mapped somewhere first. */
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    pMemHaiku->AreaId = -1;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    pMemHaiku->Core.u.Phys.fAllocated = false;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    pMemHaiku->Core.u.Phys.PhysBase = Phys;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    pMemHaiku->Core.u.Phys.uCachePolicy = uCachePolicy;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    *ppMem = &pMemHaiku->Core;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    return VINF_SUCCESS;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync}
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync/**
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync * Worker locking the memory in either kernel or user maps.
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync *
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync * @returns IPRT status code.
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync * @param   ppMem        Where to store the allocated memory object.
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync * @param   pvStart      The starting address.
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync * @param   cb           The size of the block.
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync * @param   fAccess      The mapping protection to apply.
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync * @param   R0Process    The process to map the memory to (use NIL_RTR0PROCESS
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync *                       for the kernel)
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync * @param   fFlags       Memory flags (B_READ_DEVICE indicates the memory is
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync *                       intended to be written from a "device").
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync */
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsyncstatic int rtR0MemObjNativeLockInMap(PPRTR0MEMOBJINTERNAL ppMem, void *pvStart, size_t cb, uint32_t fAccess,
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync                                     RTR0PROCESS R0Process, int fFlags)
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync{
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    NOREF(fAccess);
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    int rc;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    team_id TeamId = B_SYSTEM_TEAM;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    LogFlowFunc(("ppMem=%p pvStart=%p cb=%u fAccess=%x R0Process=%d fFlags=%x\n", ppMem, pvStart, cb, fAccess, R0Process,
2b3dc93fedb4e72ac5b3cbaa89a9fc2f559be550vboxsync                 fFlags));
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    /* Create the object. */
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    PRTR0MEMOBJHAIKU pMemHaiku = (PRTR0MEMOBJHAIKU)rtR0MemObjNew(sizeof(*pMemHaiku), RTR0MEMOBJTYPE_LOCK, pvStart, cb);
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    if (RT_UNLIKELY(!pMemHaiku))
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        return VERR_NO_MEMORY;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    if (R0Process != NIL_RTR0PROCESS)
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        TeamId = (team_id)R0Process;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    rc = lock_memory_etc(TeamId, pvStart, cb, fFlags);
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    if (rc == B_OK)
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    {
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        pMemHaiku->AreaId = -1;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        pMemHaiku->Core.u.Lock.R0Process = R0Process;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        *ppMem = &pMemHaiku->Core;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        return VINF_SUCCESS;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    }
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    rtR0MemObjDelete(&pMemHaiku->Core);
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    return RTErrConvertFromHaikuKernReturn(rc);
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync}
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsyncint rtR0MemObjNativeLockUser(PPRTR0MEMOBJINTERNAL ppMem, RTR3PTR R3Ptr, size_t cb, uint32_t fAccess, RTR0PROCESS R0Process)
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync{
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    return rtR0MemObjNativeLockInMap(ppMem, (void *)R3Ptr, cb, fAccess, R0Process, B_READ_DEVICE);
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync}
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsyncint rtR0MemObjNativeLockKernel(PPRTR0MEMOBJINTERNAL ppMem, void *pv, size_t cb, uint32_t fAccess)
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync{
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    return rtR0MemObjNativeLockInMap(ppMem, pv, cb, fAccess, NIL_RTR0PROCESS, B_READ_DEVICE);
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync}
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync#if 0
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync/** @todo Reserve address space */
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync/**
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync * Worker for the two virtual address space reservers.
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync *
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync * We're leaning on the examples provided by mmap and vm_mmap in vm_mmap.c here.
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync */
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsyncstatic int rtR0MemObjNativeReserveInMap(PPRTR0MEMOBJINTERNAL ppMem, void *pvFixed, size_t cb, size_t uAlignment,
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync                                        RTR0PROCESS R0Process)
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync{
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    int rc;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    team_id TeamId = B_SYSTEM_TEAM;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    LogFlowFunc(("ppMem=%p pvFixed=%p cb=%u uAlignment=%u R0Process=%d\n", ppMem, pvFixed, (unsigned)cb, uAlignment, R0Process));
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    if (R0Process != NIL_RTR0PROCESS)
2b3dc93fedb4e72ac5b3cbaa89a9fc2f559be550vboxsync    team = (team_id)R0Process;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    /* Check that the specified alignment is supported. */
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    if (uAlignment > PAGE_SIZE)
2b3dc93fedb4e72ac5b3cbaa89a9fc2f559be550vboxsync    return VERR_NOT_SUPPORTED;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    /* Create the object. */
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    PRTR0MEMOBJHAIKU pMemHaiku = (PRTR0MEMOBJHAIKU)rtR0MemObjNew(sizeof(*pMemHaiku), RTR0MEMOBJTYPE_RES_VIRT, NULL, cb);
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    if (!pMemHaiku)
2b3dc93fedb4e72ac5b3cbaa89a9fc2f559be550vboxsync    return VERR_NO_MEMORY;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    /* Ask the kernel to reserve the address range. */
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    //XXX: vm_reserve_address_range ?
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    return VERR_NOT_SUPPORTED;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync}
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync#endif
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsyncint rtR0MemObjNativeReserveKernel(PPRTR0MEMOBJINTERNAL ppMem, void *pvFixed, size_t cb, size_t uAlignment)
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync{
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    return VERR_NOT_SUPPORTED;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync}
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsyncint rtR0MemObjNativeReserveUser(PPRTR0MEMOBJINTERNAL ppMem, RTR3PTR R3PtrFixed, size_t cb, size_t uAlignment, RTR0PROCESS R0Process)
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync{
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    return VERR_NOT_SUPPORTED;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync}
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsyncint rtR0MemObjNativeMapKernel(PPRTR0MEMOBJINTERNAL ppMem, RTR0MEMOBJ pMemToMap, void *pvFixed, size_t uAlignment,
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync                              unsigned fProt, size_t offSub, size_t cbSub)
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync{
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    PRTR0MEMOBJHAIKU pMemToMapHaiku = (PRTR0MEMOBJHAIKU)pMemToMap;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    PRTR0MEMOBJHAIKU pMemHaiku;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    area_id area = -1;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    void *pvMap = pvFixed;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    uint32 uAddrSpec = B_EXACT_ADDRESS;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    uint32 fProtect = 0;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    int rc = VERR_MAP_FAILED;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    AssertMsgReturn(!offSub && !cbSub, ("%#x %#x\n", offSub, cbSub), VERR_NOT_SUPPORTED);
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    AssertMsgReturn(pvFixed == (void *)-1, ("%p\n", pvFixed), VERR_NOT_SUPPORTED);
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync#if 0
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    /** @todo r=ramshankar: Wrong format specifiers, fix later! */
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    dprintf("%s(%p, %p, %p, %d, %x, %u, %u)\n", __FUNCTION__, ppMem, pMemToMap, pvFixed, uAlignment,
2b3dc93fedb4e72ac5b3cbaa89a9fc2f559be550vboxsync            fProt, offSub, cbSub);
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync#endif
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    /* Check that the specified alignment is supported. */
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    if (uAlignment > PAGE_SIZE)
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        return VERR_NOT_SUPPORTED;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    /* We can't map anything to the first page, sorry. */
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    if (pvFixed == 0)
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        return VERR_NOT_SUPPORTED;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    if (fProt & RTMEM_PROT_READ)
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        fProtect |= B_KERNEL_READ_AREA;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    if (fProt & RTMEM_PROT_WRITE)
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        fProtect |= B_KERNEL_WRITE_AREA;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    /*
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync     * Either the object we map has an area associated with, which we can clone,
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync     * or it's a physical address range which we must map.
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync     */
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    if (pMemToMapHaiku->AreaId > -1)
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    {
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        if (pvFixed == (void *)-1)
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            uAddrSpec = B_ANY_KERNEL_ADDRESS;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        rc = area = clone_area("IPRT R0MemObj MapKernel", &pvMap, uAddrSpec, fProtect, pMemToMapHaiku->AreaId);
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        LogFlow(("rtR0MemObjNativeMapKernel: clone_area uAddrSpec=%d fProtect=%x AreaId=%d rc=%d\n", uAddrSpec, fProtect,
2b3dc93fedb4e72ac5b3cbaa89a9fc2f559be550vboxsync                 pMemToMapHaiku->AreaId, rc));
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    }
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    else if (pMemToMapHaiku->Core.enmType == RTR0MEMOBJTYPE_PHYS)
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    {
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        /* map_physical_memory() won't let you choose where. */
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        if (pvFixed != (void *)-1)
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            return VERR_NOT_SUPPORTED;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        uAddrSpec = B_ANY_KERNEL_ADDRESS;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        rc = area = map_physical_memory("IPRT R0MemObj MapKernelPhys", (phys_addr_t)pMemToMapHaiku->Core.u.Phys.PhysBase,
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync                                        pMemToMapHaiku->Core.cb, uAddrSpec, fProtect, &pvMap);
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    }
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    else
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        return VERR_NOT_SUPPORTED;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    if (rc >= B_OK)
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    {
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        /* Create the object. */
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        pMemHaiku = (PRTR0MEMOBJHAIKU)rtR0MemObjNew(sizeof(RTR0MEMOBJHAIKU), RTR0MEMOBJTYPE_MAPPING, pvMap,
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync                                                    pMemToMapHaiku->Core.cb);
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        if (RT_UNLIKELY(!pMemHaiku))
2b3dc93fedb4e72ac5b3cbaa89a9fc2f559be550vboxsync            return VERR_NO_MEMORY;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        pMemHaiku->Core.u.Mapping.R0Process = NIL_RTR0PROCESS;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        pMemHaiku->Core.pv = pvMap;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        pMemHaiku->AreaId = area;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        *ppMem = &pMemHaiku->Core;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        return VINF_SUCCESS;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    }
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    rc = VERR_MAP_FAILED;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    /** @todo finish the implementation. */
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    rtR0MemObjDelete(&pMemHaiku->Core);
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    return rc;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync}
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
62b8247e4970b835e263b4c18a2748bf651fabd0vboxsyncint rtR0MemObjNativeMapUser(PPRTR0MEMOBJINTERNAL ppMem, RTR0MEMOBJ pMemToMap, RTR3PTR R3PtrFixed, size_t uAlignment,
62b8247e4970b835e263b4c18a2748bf651fabd0vboxsync                            unsigned fProt, RTR0PROCESS R0Process)
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync{
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync#if 0
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    /*
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync     * Check for unsupported stuff.
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync     */
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    AssertMsgReturn(R0Process == RTR0ProcHandleSelf(), ("%p != %p\n", R0Process, RTR0ProcHandleSelf()), VERR_NOT_SUPPORTED);
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    AssertMsgReturn(R3PtrFixed == (RTR3PTR)-1, ("%p\n", R3PtrFixed), VERR_NOT_SUPPORTED);
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    if (uAlignment > PAGE_SIZE)
2b3dc93fedb4e72ac5b3cbaa89a9fc2f559be550vboxsync    return VERR_NOT_SUPPORTED;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    int                rc;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    PRTR0MEMOBJHAIKU pMemToMapHaiku = (PRTR0MEMOBJHAIKU)pMemToMap;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    struct proc       *pProc            = (struct proc *)R0Process;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    struct vm_map     *pProcMap         = &pProc->p_vmspace->vm_map;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    /* calc protection */
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    vm_prot_t       ProtectionFlags = 0;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    if ((fProt & RTMEM_PROT_NONE) == RTMEM_PROT_NONE)
2b3dc93fedb4e72ac5b3cbaa89a9fc2f559be550vboxsync    ProtectionFlags = VM_PROT_NONE;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    if ((fProt & RTMEM_PROT_READ) == RTMEM_PROT_READ)
2b3dc93fedb4e72ac5b3cbaa89a9fc2f559be550vboxsync    ProtectionFlags |= VM_PROT_READ;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    if ((fProt & RTMEM_PROT_WRITE) == RTMEM_PROT_WRITE)
2b3dc93fedb4e72ac5b3cbaa89a9fc2f559be550vboxsync    ProtectionFlags |= VM_PROT_WRITE;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    if ((fProt & RTMEM_PROT_EXEC) == RTMEM_PROT_EXEC)
2b3dc93fedb4e72ac5b3cbaa89a9fc2f559be550vboxsync    ProtectionFlags |= VM_PROT_EXECUTE;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    /* calc mapping address */
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    PROC_LOCK(pProc);
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    vm_offset_t AddrR3 = round_page((vm_offset_t)pProc->p_vmspace->vm_daddr + lim_max(pProc, RLIMIT_DATA));
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    PROC_UNLOCK(pProc);
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    /* Insert the object in the map. */
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    rc = vm_map_find(pProcMap,              /* Map to insert the object in */
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync                     NULL,                  /* Object to map */
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync                     0,                     /* Start offset in the object */
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync                     &AddrR3,               /* Start address IN/OUT */
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync                     pMemToMap->cb,         /* Size of the mapping */
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync                     TRUE,                  /* Whether a suitable address should be searched for first */
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync                     ProtectionFlags,       /* protection flags */
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync                     VM_PROT_ALL,           /* Maximum protection flags */
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync                     0);                    /* Copy on write */
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    /* Map the memory page by page into the destination map. */
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    if (rc == KERN_SUCCESS)
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    {
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        size_t         cPages       = pMemToMap->cb >> PAGE_SHIFT;;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        pmap_t         pPhysicalMap = pProcMap->pmap;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        vm_offset_t    AddrR3Dst    = AddrR3;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        if (   pMemToMap->enmType == RTR0MEMOBJTYPE_PHYS
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            || pMemToMap->enmType == RTR0MEMOBJTYPE_PHYS_NC
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            || pMemToMap->enmType == RTR0MEMOBJTYPE_PAGE)
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        {
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            /* Mapping physical allocations */
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            Assert(cPages == pMemToMapHaiku->u.Phys.cPages);
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            /* Insert the memory page by page into the mapping. */
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            for (uint32_t iPage = 0; iPage < cPages; iPage++)
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            {
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync                vm_page_t pPage = pMemToMapHaiku->u.Phys.apPages[iPage];
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync                MY_PMAP_ENTER(pPhysicalMap, AddrR3Dst, pPage, ProtectionFlags, TRUE);
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync                AddrR3Dst += PAGE_SIZE;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            }
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        }
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        else
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        {
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            /* Mapping cont or low memory types */
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            vm_offset_t AddrToMap = (vm_offset_t)pMemToMap->pv;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            for (uint32_t iPage = 0; iPage < cPages; iPage++)
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            {
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync                vm_page_t pPage = PHYS_TO_VM_PAGE(vtophys(AddrToMap));
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync                MY_PMAP_ENTER(pPhysicalMap, AddrR3Dst, pPage, ProtectionFlags, TRUE);
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync                AddrR3Dst += PAGE_SIZE;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync                AddrToMap += PAGE_SIZE;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            }
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        }
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    }
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    if (RT_SUCCESS(rc))
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    {
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        /*
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync         * Create a mapping object for it.
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync         */
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        PRTR0MEMOBJHAIKU pMemHaiku = (PRTR0MEMOBJHAIKU)rtR0MemObjNew(sizeof(RTR0MEMOBJHAIKU),
2b3dc93fedb4e72ac5b3cbaa89a9fc2f559be550vboxsync                                                                     RTR0MEMOBJTYPE_MAPPING,
2b3dc93fedb4e72ac5b3cbaa89a9fc2f559be550vboxsync                                                                     (void *)AddrR3,
2b3dc93fedb4e72ac5b3cbaa89a9fc2f559be550vboxsync                                                                     pMemToMap->cb);
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        if (pMemHaiku)
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        {
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            Assert((vm_offset_t)pMemHaiku->Core.pv == AddrR3);
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            pMemHaiku->Core.u.Mapping.R0Process = R0Process;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            *ppMem = &pMemHaiku->Core;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            return VINF_SUCCESS;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        }
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        rc = vm_map_remove(pProcMap, ((vm_offset_t)AddrR3), ((vm_offset_t)AddrR3) + pMemToMap->cb);
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        AssertMsg(rc == KERN_SUCCESS, ("Deleting mapping failed\n"));
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    }
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync#endif
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    return VERR_NOT_SUPPORTED;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync}
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsyncint rtR0MemObjNativeProtect(PRTR0MEMOBJINTERNAL pMem, size_t offSub, size_t cbSub, uint32_t fProt)
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync{
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    return VERR_NOT_SUPPORTED;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync}
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsyncRTHCPHYS rtR0MemObjNativeGetPagePhysAddr(PRTR0MEMOBJINTERNAL pMem, size_t iPage)
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync{
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    PRTR0MEMOBJHAIKU pMemHaiku = (PRTR0MEMOBJHAIKU)pMem;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    status_t rc;
2b3dc93fedb4e72ac5b3cbaa89a9fc2f559be550vboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    /** @todo r=ramshankar: Validate objects */
2b3dc93fedb4e72ac5b3cbaa89a9fc2f559be550vboxsync
2b3dc93fedb4e72ac5b3cbaa89a9fc2f559be550vboxsync    LogFlow(("rtR0MemObjNativeGetPagePhysAddr: pMem=%p enmType=%x iPage=%u\n", pMem, pMemHaiku->Core.enmType,(unsigned)iPage));
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    switch (pMemHaiku->Core.enmType)
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    {
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        case RTR0MEMOBJTYPE_LOCK:
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        {
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            team_id        TeamId = B_SYSTEM_TEAM;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            physical_entry aPhysMap[2];
2b3dc93fedb4e72ac5b3cbaa89a9fc2f559be550vboxsync            int32          cPhysMap = 2;    /** @todo r=ramshankar: why not use RT_ELEMENTS? */
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            if (pMemHaiku->Core.u.Lock.R0Process != NIL_RTR0PROCESS)
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync                TeamId = (team_id)pMemHaiku->Core.u.Lock.R0Process;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            void *pb = pMemHaiku->Core.pv + (iPage << PAGE_SHIFT);
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            rc = get_memory_map_etc(TeamId, pb, B_PAGE_SIZE, aPhysMap, &cPhysMap);
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            if (rc < B_OK || cPhysMap < 1)
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync                return NIL_RTHCPHYS;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            return aPhysMap[0].address;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        }
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync#if 0
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        case RTR0MEMOBJTYPE_MAPPING:
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        {
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            vm_offset_t pb = (vm_offset_t)pMemHaiku->Core.pv + (iPage << PAGE_SHIFT);
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            if (pMemHaiku->Core.u.Mapping.R0Process != NIL_RTR0PROCESS)
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            {
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync                struct proc    *pProc     = (struct proc *)pMemHaiku->Core.u.Mapping.R0Process;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync                struct vm_map  *pProcMap  = &pProc->p_vmspace->vm_map;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync                pmap_t pPhysicalMap       = pProcMap->pmap;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync                return pmap_extract(pPhysicalMap, pb);
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            }
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            return vtophys(pb);
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        }
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync#endif
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        case RTR0MEMOBJTYPE_CONT:
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            return pMemHaiku->Core.u.Cont.Phys + (iPage << PAGE_SHIFT);
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        case RTR0MEMOBJTYPE_PHYS:
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            return pMemHaiku->Core.u.Phys.PhysBase + (iPage << PAGE_SHIFT);
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        case RTR0MEMOBJTYPE_LOW:
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        case RTR0MEMOBJTYPE_PAGE:
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        case RTR0MEMOBJTYPE_PHYS_NC:
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        {
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            team_id        TeamId = B_SYSTEM_TEAM;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            physical_entry aPhysMap[2];
2b3dc93fedb4e72ac5b3cbaa89a9fc2f559be550vboxsync            int32          cPhysMap = 2;    /** @todo r=ramshankar: why not use RT_ELEMENTS? */
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            void *pb = pMemHaiku->Core.pv + (iPage << PAGE_SHIFT);
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            rc = get_memory_map_etc(TeamId, pb, B_PAGE_SIZE, aPhysMap, &cPhysMap);
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            if (rc < B_OK || cPhysMap < 1)
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync                return NIL_RTHCPHYS;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            return aPhysMap[0].address;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        }
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        case RTR0MEMOBJTYPE_RES_VIRT:
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync        default:
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync            return NIL_RTHCPHYS;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync    }
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync}
62b8247e4970b835e263b4c18a2748bf651fabd0vboxsync