| 1 | /* $Id: system-os2.cpp 8245 2008-04-21 17:24:28Z vboxsync $ */
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| 2 | /** @file
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| 3 | * IPRT - System, OS/2.
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| 4 | */
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| 5 |
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| 6 | /*
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| 7 | * Copyright (C) 2006-2007 Sun Microsystems, Inc.
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| 8 | *
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| 9 | * This file is part of VirtualBox Open Source Edition (OSE), as
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| 10 | * available from http://www.virtualbox.org. This file is free software;
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| 11 | * you can redistribute it and/or modify it under the terms of the GNU
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| 12 | * General Public License (GPL) as published by the Free Software
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| 13 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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| 14 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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| 15 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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| 16 | *
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| 17 | * The contents of this file may alternatively be used under the terms
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| 18 | * of the Common Development and Distribution License Version 1.0
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| 19 | * (CDDL) only, as it comes in the "COPYING.CDDL" file of the
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| 20 | * VirtualBox OSE distribution, in which case the provisions of the
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| 21 | * CDDL are applicable instead of those of the GPL.
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| 22 | *
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| 23 | * You may elect to license modified versions of this file under the
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| 24 | * terms and conditions of either the GPL or the CDDL or both.
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| 25 | *
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| 26 | * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
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| 27 | * Clara, CA 95054 USA or visit http://www.sun.com if you need
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| 28 | * additional information or have any questions.
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| 29 | */
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| 30 |
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| 31 |
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| 32 | /*******************************************************************************
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| 33 | * Header Files *
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| 34 | *******************************************************************************/
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| 35 | #define INCL_BASE
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| 36 | #define INCL_ERRORS
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| 37 | #include <os2.h>
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| 38 | #undef RT_MAX
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| 39 |
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| 40 | #include <iprt/system.h>
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| 41 | #include <iprt/assert.h>
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| 42 |
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| 43 |
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| 44 | RTDECL(unsigned) RTSystemProcessorGetCount(void)
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| 45 | {
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| 46 | ULONG cCpus = 1;
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| 47 | int rc = DosQuerySysInfo(QSV_NUMPROCESSORS, QSV_NUMPROCESSORS, &cCpus, sizeof(cCpus));
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| 48 | if (rc || !cCpus)
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| 49 | cCpus = 1;
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| 50 | return cCpus;
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| 51 | }
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| 52 |
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| 53 |
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| 54 | RTR3DECL(uint64_t) RTSystemProcessorGetActiveMask(void)
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| 55 | {
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| 56 | union
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| 57 | {
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| 58 | uint64_t u64;
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| 59 | MPAFFINITY mpaff;
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| 60 | } u;
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| 61 |
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| 62 | int rc = DosQueryThreadAffinity(AFNTY_SYSTEM, &u.mpaff);
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| 63 | if (rc)
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| 64 | u.u64 = 1;
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| 65 | return u.u64;
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| 66 | }
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| 67 |
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