| 1 | /* $Id: thread-r0drv-solaris.c 8245 2008-04-21 17:24:28Z vboxsync $ */
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| 2 | /** @file
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| 3 | * IPRT - Threads, 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) 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 | * Header Files *
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| 33 | *******************************************************************************/
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| 34 | #include "the-solaris-kernel.h"
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| 35 |
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| 36 | #include <iprt/thread.h>
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| 37 | #include <iprt/err.h>
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| 38 | #include <iprt/assert.h>
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| 39 |
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| 40 |
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| 41 | RTDECL(RTNATIVETHREAD) RTThreadNativeSelf(void)
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| 42 | {
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| 43 | return (RTNATIVETHREAD)curthread;
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| 44 | }
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| 45 |
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| 46 |
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| 47 | RTDECL(int) RTThreadSleep(unsigned cMillies)
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| 48 | {
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| 49 | clock_t cTicks;
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| 50 | unsigned long timeout;
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| 51 |
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| 52 | if (!cMillies)
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| 53 | {
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| 54 | RTThreadYield();
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| 55 | return VINF_SUCCESS;
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| 56 | }
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| 57 |
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| 58 | if (cMillies != RT_INDEFINITE_WAIT)
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| 59 | cTicks = drv_usectohz((clock_t)(cMillies * 1000L));
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| 60 | else
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| 61 | cTicks = 0;
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| 62 |
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| 63 | #if 0
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| 64 | timeout = ddi_get_lbolt();
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| 65 | timeout += cTicks;
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| 66 |
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| 67 | kcondvar_t cnd;
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| 68 | kmutex_t mtx;
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| 69 | mutex_init(&mtx, "IPRT Sleep Mutex", MUTEX_DRIVER, NULL);
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| 70 | cv_init(&cnd, "IPRT Sleep CV", CV_DRIVER, NULL);
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| 71 | mutex_enter(&mtx);
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| 72 | cv_timedwait (&cnd, &mtx, timeout);
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| 73 | mutex_exit(&mtx);
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| 74 | cv_destroy(&cnd);
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| 75 | mutex_destroy(&mtx);
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| 76 | #endif
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| 77 |
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| 78 | #if 1
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| 79 | delay(cTicks);
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| 80 | #endif
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| 81 |
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| 82 | #if 0
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| 83 | /* Hmm, no same effect as using delay() */
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| 84 | struct timespec t;
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| 85 | t.tv_sec = 0;
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| 86 | t.tv_nsec = cMillies * 1000000L;
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| 87 | nanosleep (&t, NULL);
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| 88 | #endif
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| 89 |
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| 90 | return VINF_SUCCESS;
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| 91 | }
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| 92 |
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| 93 |
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| 94 | RTDECL(bool) RTThreadYield(void)
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| 95 | {
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| 96 | schedctl_set_yield(curthread, 0);
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| 97 | return true;
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| 98 | }
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| 99 |
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