diff options
Diffstat (limited to 'src/VBox/Runtime/r0drv/netbsd/thread2-r0drv-netbsd.c')
| -rw-r--r-- | src/VBox/Runtime/r0drv/netbsd/thread2-r0drv-netbsd.c | 167 |
1 files changed, 167 insertions, 0 deletions
diff --git a/src/VBox/Runtime/r0drv/netbsd/thread2-r0drv-netbsd.c b/src/VBox/Runtime/r0drv/netbsd/thread2-r0drv-netbsd.c new file mode 100644 index 00000000..5ec65665 --- /dev/null +++ b/src/VBox/Runtime/r0drv/netbsd/thread2-r0drv-netbsd.c @@ -0,0 +1,167 @@ +/* $Id: thread2-r0drv-netbsd.c $ */ +/** @file + * IPRT - Threads (Part 2), Ring-0 Driver, NetBSD. + */ + +/* + * Contributed by knut st. osmundsen. + * + * Copyright (C) 2007-2023 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>. + * + * The contents of this file may alternatively be used under the terms + * of the Common Development and Distribution License Version 1.0 + * (CDDL), a copy of it is provided in the "COPYING.CDDL" file included + * in the VirtualBox distribution, in which case the provisions of the + * CDDL are applicable instead of those of the GPL. + * + * You may elect to license modified versions of this file under the + * terms and conditions of either the GPL or the CDDL or both. + * + * SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0 + * -------------------------------------------------------------------- + * + * Copyright (c) 2007 knut st. osmundsen <bird-src-spam@anduin.net> + * + * Permission is hereby granted, free of charge, to any person + * obtaining a copy of this software and associated documentation + * files (the "Software"), to deal in the Software without + * restriction, including without limitation the rights to use, + * copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following + * conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES + * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT + * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, + * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + */ + + +/********************************************************************************************************************************* +* Header Files * +*********************************************************************************************************************************/ +#include "the-netbsd-kernel.h" + +#include <iprt/thread.h> +#include <iprt/errcore.h> +#include <iprt/assert.h> + +#include "internal/thread.h" + + +DECLHIDDEN(int) rtThreadNativeInit(void) +{ + return VINF_SUCCESS; +} + + +RTDECL(RTTHREAD) RTThreadSelf(void) +{ + return rtThreadGetByNative(RTThreadNativeSelf()); +} + + +DECLHIDDEN(int) rtThreadNativeSetPriority(PRTTHREADINT pThread, RTTHREADTYPE enmType) +{ + int iPriority; + + switch (enmType) + { + case RTTHREADTYPE_INFREQUENT_POLLER: iPriority = PZERO + 8; break; + case RTTHREADTYPE_EMULATION: iPriority = PZERO + 4; break; + case RTTHREADTYPE_DEFAULT: iPriority = PZERO; break; + case RTTHREADTYPE_MSG_PUMP: iPriority = PZERO - 4; break; + case RTTHREADTYPE_IO: iPriority = PRIBIO; break; + case RTTHREADTYPE_TIMER: iPriority = PSWP; break; + default: + AssertMsgFailed(("enmType=%d\n", enmType)); + return VERR_INVALID_PARAMETER; + } + + lwp_lock(curlwp); + lwp_changepri(curlwp, iPriority); + lwp_unlock(curlwp); + + return VINF_SUCCESS; +} + + +DECLHIDDEN(int) rtThreadNativeAdopt(PRTTHREADINT pThread) +{ + NOREF(pThread); + /* There is nothing special that needs doing here, but the + user really better know what he's cooking. */ + return VINF_SUCCESS; +} + + +DECLHIDDEN(void) rtThreadNativeWaitKludge(PRTTHREADINT pThread) +{ + /** @todo fix RTThreadWait/RTR0Term race on netbsd. */ + RTThreadSleep(1); +} + + +DECLHIDDEN(void) rtThreadNativeDestroy(PRTTHREADINT pThread) +{ + NOREF(pThread); +} + + +/** + * Native thread main function. + * + * @param pvThreadInt The thread structure. + */ +static void rtThreadNativeMain(void *pvThreadInt) +{ + const struct lwp *Self = curlwp; + PRTTHREADINT pThreadInt = (PRTTHREADINT)pvThreadInt; + int rc; + + rc = rtThreadMain(pThreadInt, (RTNATIVETHREAD)Self, &pThreadInt->szName[0]); + + kthread_exit(rc); +} + + +DECLHIDDEN(int) rtThreadNativeCreate(PRTTHREADINT pThreadInt, PRTNATIVETHREAD pNativeThread) +{ + int rc; + struct lwp *l; + + rc = kthread_create(PRI_NONE, 0, NULL, rtThreadNativeMain, (void *)pThreadInt, &l, "%s", pThreadInt->szName); + + if (!rc) + { + *pNativeThread = (RTNATIVETHREAD)l; + rc = VINF_SUCCESS; + } + else + rc = RTErrConvertFromErrno(rc); + return rc; +} |