9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync/* $Id$ */
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync/** @file
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync * IPRT - Threads (Part 2), Ring-0 Driver, Haiku.
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync */
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync/*
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync * Copyright (C) 2012 Oracle Corporation
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync *
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync * This file is part of VirtualBox Open Source Edition (OSE), as
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync * available from http://www.virtualbox.org. This file is free software;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync * you can redistribute it and/or modify it under the terms of the GNU
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync * General Public License (GPL) as published by the Free Software
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync * Foundation, in version 2 as it comes in the "COPYING" file of the
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync *
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync * The contents of this file may alternatively be used under the terms
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync * of the Common Development and Distribution License Version 1.0
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync * (CDDL) only, as it comes in the "COPYING.CDDL" file of the
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync * VirtualBox OSE distribution, in which case the provisions of the
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync * CDDL are applicable instead of those of the GPL.
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync *
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync * You may elect to license modified versions of this file under the
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync * terms and conditions of either the GPL or the CDDL or both.
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync */
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync/*******************************************************************************
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync* Header Files *
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync*******************************************************************************/
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync#include "the-haiku-kernel.h"
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync#include "internal/iprt.h"
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync#include <iprt/thread.h>
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync#if defined(RT_ARCH_AMD64) || defined(RT_ARCH_X86)
2b3dc93fedb4e72ac5b3cbaa89a9fc2f559be550vboxsync#include <iprt/asm-amd64-x86.h>
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync#endif
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync#include <iprt/assert.h>
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync#include <iprt/err.h>
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync#include "internal/thread.h"
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9ce74631b48301919057befb1e781c40cd7ecd73vboxsyncDECLHIDDEN(int) rtThreadNativeInit(void)
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync{
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync /* No TLS in Ring-0. :-/ */
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync return VINF_SUCCESS;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync}
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsyncRTDECL(RTTHREAD) RTThreadSelf(void)
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync{
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync return rtThreadGetByNative((RTNATIVETHREAD)find_thread(NULL));
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync}
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9ce74631b48301919057befb1e781c40cd7ecd73vboxsyncDECLHIDDEN(int) rtThreadNativeSetPriority(PRTTHREADINT pThread, RTTHREADTYPE enmType)
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync{
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync int32 iPriority;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync status_t status;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync /*
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync * Convert the priority type to native priorities.
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync * (This is quite naive but should be ok.)
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync */
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync switch (enmType)
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync {
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync case RTTHREADTYPE_INFREQUENT_POLLER: iPriority = B_LOWEST_ACTIVE_PRIORITY; break;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync case RTTHREADTYPE_EMULATION: iPriority = B_LOW_PRIORITY; break;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync case RTTHREADTYPE_DEFAULT: iPriority = B_NORMAL_PRIORITY; break;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync case RTTHREADTYPE_MSG_PUMP: iPriority = B_DISPLAY_PRIORITY; break;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync case RTTHREADTYPE_IO: iPriority = B_URGENT_DISPLAY_PRIORITY; break;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync case RTTHREADTYPE_TIMER: iPriority = B_REAL_TIME_DISPLAY_PRIORITY; break;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync default:
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync AssertMsgFailed(("enmType=%d\n", enmType));
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync return VERR_INVALID_PARAMETER;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync }
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
2b3dc93fedb4e72ac5b3cbaa89a9fc2f559be550vboxsync status = set_thread_priority((thread_id)pThread->Core.Key, iPriority);
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
2b3dc93fedb4e72ac5b3cbaa89a9fc2f559be550vboxsync return RTErrConvertFromHaikuKernReturn(status);
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync}
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9ce74631b48301919057befb1e781c40cd7ecd73vboxsyncDECLHIDDEN(int) rtThreadNativeAdopt(PRTTHREADINT pThread)
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync{
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync return VERR_NOT_IMPLEMENTED;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync}
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9ce74631b48301919057befb1e781c40cd7ecd73vboxsyncDECLHIDDEN(void) rtThreadNativeWaitKludge(PRTTHREADINT pThread)
9ce74631b48301919057befb1e781c40cd7ecd73vboxsync{
9ce74631b48301919057befb1e781c40cd7ecd73vboxsync /** @todo fix RTThreadWait/RTR0Term race on freebsd. */
9ce74631b48301919057befb1e781c40cd7ecd73vboxsync RTThreadSleep(1);
9ce74631b48301919057befb1e781c40cd7ecd73vboxsync}
9ce74631b48301919057befb1e781c40cd7ecd73vboxsync
9ce74631b48301919057befb1e781c40cd7ecd73vboxsync
9ce74631b48301919057befb1e781c40cd7ecd73vboxsyncDECLHIDDEN(void) rtThreadNativeDestroy(PRTTHREADINT pThread)
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync{
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync NOREF(pThread);
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync}
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync/**
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync * Native kernel thread wrapper function.
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync *
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync * This will forward to rtThreadMain and do termination upon return.
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync *
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync * @param pvArg Pointer to the argument package.
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync * @param Ignored Wait result, which we ignore.
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync */
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsyncstatic status_t rtThreadNativeMain(void *pvArg)
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync{
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync const thread_id Self = find_thread(NULL);
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync PRTTHREADINT pThread = (PRTTHREADINT)pvArg;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync int rc = rtThreadMain(pThread, (RTNATIVETHREAD)Self, &pThread->szName[0]);
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
2b3dc93fedb4e72ac5b3cbaa89a9fc2f559be550vboxsync if (rc < 0)
2b3dc93fedb4e72ac5b3cbaa89a9fc2f559be550vboxsync return RTErrConvertFromHaikuKernReturn(rc);
2b3dc93fedb4e72ac5b3cbaa89a9fc2f559be550vboxsync return rc;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync}
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9ce74631b48301919057befb1e781c40cd7ecd73vboxsyncDECLHIDDEN(int) rtThreadNativeCreate(PRTTHREADINT pThreadInt, PRTNATIVETHREAD pNativeThread)
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync{
2b3dc93fedb4e72ac5b3cbaa89a9fc2f559be550vboxsync thread_id NativeThread;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync RT_ASSERT_PREEMPTIBLE();
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync NativeThread = spawn_kernel_thread(rtThreadNativeMain, pThreadInt->szName, B_NORMAL_PRIORITY, pThreadInt);
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync if (NativeThread >= B_OK)
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync {
2b3dc93fedb4e72ac5b3cbaa89a9fc2f559be550vboxsync resume_thread(NativeThread);
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync *pNativeThread = (RTNATIVETHREAD)NativeThread;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync return VINF_SUCCESS;
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync }
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync return RTErrConvertFromHaikuKernReturn(NativeThread);
9fc464631dc4a68fbb5eb6419d61fbe91b6b16bdvboxsync}
62b8247e4970b835e263b4c18a2748bf651fabd0vboxsync