| 1 | /* $Id: mpnotification-r0drv-solaris.c 10954 2008-07-29 19:51:36Z vboxsync $ */
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| 2 | /** @file
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| 3 | * IPRT - Multiprocessor Event Notifications, Ring-0 Driver, Solaris.
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| 4 | */
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| 5 |
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| 6 | /*
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| 7 | * Copyright (C) 2008 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 | #include "the-solaris-kernel.h"
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| 36 |
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| 37 | #include <iprt/mp.h>
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| 38 | #include <iprt/err.h>
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| 39 | #include "r0drv/mp-r0drv.h"
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| 40 |
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| 41 |
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| 42 | static void rtMpNotificationSolarisCallback(void *pvUser, int iCpu, int online)
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| 43 | {
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| 44 | NOREF(pvUser);
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| 45 |
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| 46 | /* ASSUMES iCpu == RTCPUID */
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| 47 | if (online)
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| 48 | rtMpNotificationDoCallbacks(RTMPEVENT_ONLINE, iCpu);
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| 49 | else
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| 50 | rtMpNotificationDoCallbacks(RTMPEVENT_OFFLINE, iCpu);
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| 51 | }
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| 52 |
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| 53 | static vbi_cpu_watch_t *watch_handle = NULL;
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| 54 |
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| 55 | int rtR0MpNotificationNativeInit(void)
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| 56 | {
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| 57 | if (vbi_revision_level < 2)
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| 58 | return VERR_NOT_SUPPORTED;
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| 59 | if (watch_handle != NULL)
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| 60 | return VERR_INVALID_PARAMETER;
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| 61 | watch_handle = vbi_watch_cpus(rtMpNotificationSolarisCallback, NULL, 0);
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| 62 | return VINF_SUCCESS;
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| 63 | }
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| 64 |
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| 65 |
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| 66 | void rtR0MpNotificationNativeTerm(void)
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| 67 | {
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| 68 | if (vbi_revision_level >= 2 && watch_handle != NULL)
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| 69 | vbi_ignore_cpus(watch_handle);
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| 70 | watch_handle = NULL;
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| 71 | }
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| 72 |
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