/* * Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved. * Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved. * * Redistribution and use in source and binary forms, with or without modification, * are permitted provided that the following conditions are met: * * 1. Redistributions of source code must retain the above copyright notice, this list of * conditions and the following disclaimer. * * 2. Redistributions in binary form must reproduce the above copyright notice, this list * of conditions and the following disclaimer in the documentation and/or other materials * provided with the distribution. * * 3. Neither the name of the copyright holder nor the names of its contributors may be used * to endorse or promote products derived from this software without specific prior written * permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #include "los_smp.h" #include "arch_config.h" #include "los_atomic.h" #include "los_task_pri.h" #include "los_init_pri.h" #include "los_process_pri.h" #include "los_sched_pri.h" #include "los_swtmr_pri.h" #ifdef LOSCFG_KERNEL_SMP STATIC struct SmpOps *g_smpOps = NULL; STATIC VOID OsSmpSecondaryInit(VOID *arg) { UNUSED(arg); OsInitCall(LOS_INIT_LEVEL_PLATFORM); OsCurrProcessSet(OS_PCB_FROM_PID(OsGetKernelInitProcessID())); OsInitCall(LOS_INIT_LEVEL_KMOD_BASIC); #ifdef LOSCFG_BASE_CORE_SWTMR_ENABLE OsSwtmrInit(); #endif OsInitCall(LOS_INIT_LEVEL_KMOD_EXTENDED); OsIdleTaskCreate(); OsInitCall(LOS_INIT_LEVEL_KMOD_TASK); OsSchedStart(); } VOID LOS_SmpOpsSet(struct SmpOps *ops) { g_smpOps = ops; } VOID OsSmpInit(VOID) { UINT32 cpuNum = 1; /* Start the secondary cpus. */ if (g_smpOps == NULL) { PRINT_ERR("Must call the interface(LOS_SmpOpsSet) to register smp operations firstly!\n"); return; } for (; cpuNum < CORE_NUM; cpuNum++) { HalArchCpuOn(cpuNum, OsSmpSecondaryInit, g_smpOps, 0); } return; } #endif