diff options
Diffstat (limited to 'src/VBox/Runtime/r0drv/solaris/thread2-r0drv-solaris.c')
| -rw-r--r-- | src/VBox/Runtime/r0drv/solaris/thread2-r0drv-solaris.c | 160 |
1 files changed, 160 insertions, 0 deletions
diff --git a/src/VBox/Runtime/r0drv/solaris/thread2-r0drv-solaris.c b/src/VBox/Runtime/r0drv/solaris/thread2-r0drv-solaris.c new file mode 100644 index 00000000..8ff450a5 --- /dev/null +++ b/src/VBox/Runtime/r0drv/solaris/thread2-r0drv-solaris.c @@ -0,0 +1,160 @@ +/* $Id: thread2-r0drv-solaris.c $ */ +/** @file + * IPRT - Threads (Part 2), Ring-0 Driver, Solaris. + */ + +/* + * Copyright (C) 2006-2023 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 + */ + + +/********************************************************************************************************************************* +* Header Files * +*********************************************************************************************************************************/ +#include "the-solaris-kernel.h" +#include "internal/iprt.h" +#include <iprt/thread.h> +#include <iprt/process.h> + +#include <iprt/assert.h> +#include <iprt/errcore.h> +#include "internal/thread.h" + +#define SOL_THREAD_ID_PTR ((uint64_t *)((char *)curthread + g_offrtSolThreadId)) +#define SOL_THREAD_LOCKP_PTR ((disp_lock_t **)((char *)curthread + g_offrtSolThreadLock)) + +DECLHIDDEN(int) rtThreadNativeInit(void) +{ + return VINF_SUCCESS; +} + + +RTDECL(RTTHREAD) RTThreadSelf(void) +{ + return rtThreadGetByNative(RTThreadNativeSelf()); +} + + +DECLHIDDEN(int) rtThreadNativeSetPriority(PRTTHREADINT pThread, RTTHREADTYPE enmType) +{ + int iPriority; + disp_lock_t **ppDispLock; + switch (enmType) + { + case RTTHREADTYPE_INFREQUENT_POLLER: iPriority = 60; break; + case RTTHREADTYPE_EMULATION: iPriority = 66; break; + case RTTHREADTYPE_DEFAULT: iPriority = 72; break; + case RTTHREADTYPE_MSG_PUMP: iPriority = 78; break; + case RTTHREADTYPE_IO: iPriority = 84; break; + case RTTHREADTYPE_TIMER: iPriority = 99; break; + default: + AssertMsgFailed(("enmType=%d\n", enmType)); + return VERR_INVALID_PARAMETER; + } + + Assert(curthread); + thread_lock(curthread); + thread_change_pri(curthread, iPriority, 0); + + /* + * thread_unlock() is a macro calling disp_lock_exit() with the thread's dispatcher lock. + * We need to dereference the offset manually here (for S10, S11 compatibility) rather than + * using the macro. + */ + ppDispLock = SOL_THREAD_LOCKP_PTR; + disp_lock_exit(*ppDispLock); + + 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) +{ + thread_join(pThread->tid); +} + + +DECLHIDDEN(void) rtThreadNativeDestroy(PRTTHREADINT pThread) +{ + NOREF(pThread); +} + + +/** + * Native thread main function. + * + * @param pvThreadInt The thread structure. + */ +static void rtThreadNativeMain(void *pvThreadInt) +{ + PRTTHREADINT pThreadInt = (PRTTHREADINT)pvThreadInt; + + AssertCompile(sizeof(kt_did_t) == sizeof(pThreadInt->tid)); + uint64_t *pu64ThrId = SOL_THREAD_ID_PTR; + pThreadInt->tid = *pu64ThrId; + rtThreadMain(pThreadInt, RTThreadNativeSelf(), &pThreadInt->szName[0]); + thread_exit(); +} + + +DECLHIDDEN(int) rtThreadNativeCreate(PRTTHREADINT pThreadInt, PRTNATIVETHREAD pNativeThread) +{ + kthread_t *pThread; + RT_ASSERT_PREEMPTIBLE(); + + pThreadInt->tid = UINT64_MAX; + + pThread = thread_create(NULL, /* Stack, use base */ + 0, /* Stack size */ + rtThreadNativeMain, /* Thread function */ + pThreadInt, /* Function data */ + 0, /* Data size */ + &p0, /* Process 0 handle */ + TS_RUN, /* Ready to run */ + minclsyspri /* Priority */ + ); + if (RT_LIKELY(pThread)) + { + *pNativeThread = (RTNATIVETHREAD)pThread; + return VINF_SUCCESS; + } + + return VERR_OUT_OF_RESOURCES; +} + |