forked from xuos/xiuos
99 lines
2.4 KiB
C
99 lines
2.4 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: isr.h
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* @brief: function declaration and structure defintion of isr
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* @version: 1.0
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* @author: AIIT XUOS Lab
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* @date: 2020/3/10
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*
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*/
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#ifndef __ISR_H__
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#define __ISR_H__
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#include <stdint.h>
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#include <arch_interrupt.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define DECLARE_HW_IRQ(_irq_num, _handler, _arg) \
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const uint32_t __irq_desc_idx_##_handler SECTION(".isrtbl.idx") = _irq_num + ARCH_IRQ_NUM_OFFSET ; \
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const struct IrqDesc __irq_desc_##_handler SECTION(".isrtbl") = { \
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.handler = _handler, \
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.param = _arg, \
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}
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typedef void (*IsrHandlerType)(int vector, void *param);
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struct IrqDesc
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{
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IsrHandlerType handler;
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void *param;
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#ifdef CONFIG_INTERRUPT_INFO
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char name[NAME_NUM_MAX];
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uint32_t counter;
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#endif
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};
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struct IsrDone
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{
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bool (*isInIsr)();
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int32_t (*registerIrq)(uint32_t irq_num, IsrHandlerType handler, void *arg);
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int32_t (*freeIrq)(uint32_t irq_num);
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int32_t (*enableIrq)(uint32_t irq_num, uint32_t cpu_id);
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int32_t (*disableIrq)(uint32_t irq_num, uint32_t cpu_id);
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void (*handleIrq)(uint32_t irq_num);
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uint16_t (*getCounter)() ;
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void (*incCounter)();
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void (*decCounter)();
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uint8_t (*getSwitchTrigerFlag)();
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void (*setSwitchTrigerFlag)();
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void (*clearSwitchTrigerFlag)();
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};
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struct InterruptServiceRoutines {
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#ifdef ARCH_SMP
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volatile uint16_t isr_count[CPU_NUMBERS];
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volatile uint8_t isr_switch_trigger_flag[CPU_NUMBERS];
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#else
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volatile uint16_t isr_count ;
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volatile uint8_t isr_switch_trigger_flag;
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#endif
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struct IrqDesc irq_table[ARCH_MAX_IRQ_NUM];
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struct IsrDone *done;
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};
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extern struct InterruptServiceRoutines isrManager ;
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uint32_t DisableLocalInterrupt();
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void EnableLocalInterrupt(unsigned long level);
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#define DISABLE_INTERRUPT DisableLocalInterrupt
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#define ENABLE_INTERRUPT EnableLocalInterrupt
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void SysInitIsrManager();
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void InitHwinterrupt(void);
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#ifdef __cplusplus
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}
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#endif
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#endif
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