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89 lines
3.3 KiB
89 lines
3.3 KiB
/*
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* Copyright : (C) 2022 Phytium Information Technology, Inc.
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* All Rights Reserved.
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*
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* This program is OPEN SOURCE software: you can redistribute it and/or modify it
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* under the terms of the Phytium Public License as published by the Phytium Technology Co.,Ltd,
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* either version 1.0 of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,but WITHOUT ANY WARRANTY;
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* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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* See the Phytium Public License for more details.
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*
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*
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* FilePath: fi3c_intr.c
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* Date: 2021-11-01 14:53:42
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* LastEditTime: 2022-02-18 08:36:38
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* Description: This file is for I3C interrupt operation
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*
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* Modify History:
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* Ver Who Date Changes
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* ----- ------ -------- --------------------------------------
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* 1.0 zhangyan 2023/9/11 first commit
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*/
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#include <string.h>
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#include "fio.h"
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#include "ferror_code.h"
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#include "ftypes.h"
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#include "fdebug.h"
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#include "fi3c_hw.h"
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#include "fi3c.h"
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#define FI3C_DEBUG_TAG "I3C_INTR"
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#define FI3C_ERROR(format, ...) FT_DEBUG_PRINT_E(FI3C_DEBUG_TAG, format, ##__VA_ARGS__)
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#define FI3C_INFO(format, ...) FT_DEBUG_PRINT_I(FI3C_DEBUG_TAG, format, ##__VA_ARGS__)
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#define FI3C_DEBUG(format, ...) FT_DEBUG_PRINT_D(FI3C_DEBUG_TAG, format, ##__VA_ARGS__)
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#define FI3C_CALL_INTR_EVENT_HANDLDER(instance_p, event) \
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if (instance_p->intr_event[event].handler) \
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instance_p->intr_event[event].handler(instance_p->intr_event[event].param)
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/**
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* @name: FI3cMasterRegisterIntrHandler
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* @msg: 注册I3C主机中断事件函数
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* @return {*}
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* @param {FI3c} *instance_p I3C驱动实例数据
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* @param {u32} evt 中断事件，参考 FI3C_MASTER_INTR_EVT_NUM
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* @param {FI3cEvtHandler} handler 中断事件回调函数
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*/
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void FI3cMasterRegisterIntrHandler(FI3c *instance_p, FI3cIntrEventConfig *intr_event_p)
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{
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FASSERT(instance_p);
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FASSERT(intr_event_p);
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FI3cIntrEventType type = intr_event_p->type;
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FASSERT(intr_event_p->type < FI3C_MASTER_INTR_EVENT_NUM);
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instance_p->intr_event[type].type = type;
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instance_p->intr_event[type].handler = intr_event_p->handler;
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instance_p->intr_event[type].param = intr_event_p->param;
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}
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/**
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* @name: FI3cMasterIntrHandler
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* @msg: 主机模式下的I3C中断响应函数
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* @return {*}
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* @param {s32} vector
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* @param {void} *param, 中断输入参数
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*/
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void FI3cMasterIntrHandler(s32 vector, void *param)
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{
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FASSERT(param);
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FI3c *instance_p = (FI3c *)param;
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uintptr base_addr = instance_p->config.base_addr;
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u32 irq_reg_val;
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u32 intr_status = FI3C_READ_REG32(base_addr, FI3C_MST_ISR_OFFSET);
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if (0 == intr_status)
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{
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return;
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}
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if (FI3C_MST_INT_CMDD_EMP_MASK & intr_status)
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{
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FI3C_CALL_INTR_EVENT_HANDLDER(instance_p, FI3C_INTR_EVENT_CMDD_EMP);
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FI3C_DEBUG("Command Descriptor Queue Empty!!!.");
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irq_reg_val = FI3C_READ_REG32(base_addr, FI3C_MST_IDR_OFFSET);
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FI3C_WRITE_REG32(base_addr, FI3C_MST_IDR_OFFSET, irq_reg_val|FI3C_MST_INT_CMDD_EMP_MASK);
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irq_reg_val = FI3C_READ_REG32(base_addr, FI3C_MST_ICR_OFFSET);
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FI3C_WRITE_REG32(base_addr, FI3C_MST_ICR_OFFSET, irq_reg_val|FI3C_MST_INT_CMDD_EMP_MASK);
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}
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}
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