forked from xuos/xiuos
55 lines
1.3 KiB
C
55 lines
1.3 KiB
C
/*
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* Copyright (c) 2020 AIIT XUOS Lab
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* XiUOS is licensed under Mulan PSL v2.
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* You can use this software according to the terms and conditions of the Mulan PSL v2.
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* You may obtain a copy of Mulan PSL v2 at:
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* http://license.coscl.org.cn/MulanPSL2
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* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
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* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
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* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
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* See the Mulan PSL v2 for more details.
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*/
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/**
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* @file multicores.h
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* @brief cpu header
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* @version 3.0
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* @author AIIT XUOS Lab
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* @date 2023.08.25
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*/
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/*************************************************
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File name: multicores.h
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Description: cpu header
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Others:
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History:
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1. Date: 2023-08-28
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Author: AIIT XUOS Lab
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Modification:
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1. first version
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*************************************************/
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#pragma once
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#include "core.h"
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#include "spinlock.h"
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#include "trap_common.h"
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struct CPU {
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int cpuid;
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struct Thread* task;
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struct context* scheduler;
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};
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extern struct CPU global_cpus[NR_CPU];
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static inline struct CPU* cur_cpu(void)
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{
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return &global_cpus[cur_cpuid()];
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}
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extern struct spinlock whole_kernel_lock;
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void xizi_enter_kernel();
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bool xizi_try_enter_kernel();
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void xizi_leave_kernel();
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bool xizi_is_in_kernel(); |