137 lines
3.9 KiB
C
137 lines
3.9 KiB
C
/*
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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: fmio.c
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* Date: 2022-07-06 15:01:30
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* LastEditTime: 2022-07-06 15:01:30
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* Description: This file is for
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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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*/
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#include <string.h>
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#include "fmio_hw.h"
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#include "fmio.h"
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/***************** Macros (Inline Functions) Definitions *********************/
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#define FMIO_DEBUG_TAG "MIO"
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#define FMIO_ERROR(format, ...) FT_DEBUG_PRINT_E(FMIO_DEBUG_TAG, format, ##__VA_ARGS__)
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#define FMIO_INFO(format, ...) FT_DEBUG_PRINT_I(FMIO_DEBUG_TAG, format, ##__VA_ARGS__)
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#define FMIO_DEBUG(format, ...) FT_DEBUG_PRINT_D(FMIO_DEBUG_TAG, format, ##__VA_ARGS__)
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/**
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* @name: FMioFuncInit
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* @msg: 初始化
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* @return {*}
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* @param {FMioCtrl} *instance_p
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* @param {u32} mio_type
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*/
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FError FMioFuncInit(FMioCtrl *instance_p, u32 mio_type)
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{
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FASSERT(instance_p);
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FError ret = FMIO_SUCCESS;
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/*
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* If the device is started, disallow the initialize and return a Status
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* indicating it is started. This allows the user to de-initialize the device
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* and reinitialize, but prevents a user from inadvertently
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* initializing.
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*/
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if (FT_COMPONENT_IS_READY == instance_p->is_ready)
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{
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FMIO_ERROR("device is already initialized!!!");
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return FMIO_ERR_INVAL_STATE;
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}
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ret = FMioSelectFunc(instance_p->config.mio_base_addr, mio_type);
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if (FMIO_SUCCESS == ret)
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{
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instance_p->is_ready = FT_COMPONENT_IS_READY;
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}
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return ret;
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}
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/**
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* @name: FMioFuncDeinit
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* @msg: 去初始化
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* @return {*}
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* @param {FMioCtrl} *instance_p
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*/
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FError FMioFuncDeinit(FMioCtrl *instance_p)
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{
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FASSERT(instance_p);
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FError ret = FMIO_SUCCESS;
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instance_p->is_ready = 0;
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/* 重新配置成默认IIC模式 */
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ret = FMioSelectFunc(instance_p->config.mio_base_addr, FMIO_FUNC_SET_I2C);
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memset(instance_p, 0, sizeof(*instance_p));
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return ret;
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}
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/**
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* @name: FMioFuncGetAddress
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* @msg: 获取功能设置的基地址
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* @return {uintptr}
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* @param {FMioCtrl} *instance_p
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*/
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uintptr FMioFuncGetAddress(FMioCtrl *instance_p, u32 mio_type)
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{
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FASSERT(instance_p);
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FError ret = FMIO_SUCCESS;
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if (instance_p->is_ready != FT_COMPONENT_IS_READY)
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{
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FMIO_ERROR("Mio instance_id: %d ,not init.", instance_p->config.instance_id);
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return FMIO_ERR_NOT_READY;
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}
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if (FMioGetFunc(instance_p->config.mio_base_addr) != mio_type)
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{
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FMIO_ERROR("Mio instance_id: %d ,mio_type error,please init type first.", instance_p->config.instance_id);
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return FMIO_ERR_INVAL_STATE;
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}
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return instance_p->config.func_base_addr;
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}
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/**
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* @name: FMioFuncGetIrqNum
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* @msg: 获取MIO的中断号
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* @return {u32}中断号
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* @param {FMioCtrl} *instance_p
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*/
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u32 FMioFuncGetIrqNum(FMioCtrl *instance_p, u32 mio_type)
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{
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FASSERT(instance_p);
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FError ret = FMIO_SUCCESS;
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if (instance_p->is_ready != FT_COMPONENT_IS_READY)
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{
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FMIO_ERROR("Mio instance_id: %d ,not init.", instance_p->config.instance_id);
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return FMIO_ERR_NOT_READY;
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}
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if (FMioGetFunc(instance_p->config.mio_base_addr) != mio_type)
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{
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FMIO_ERROR("Mio instance_id: %d ,mio_type error,please init type first.", instance_p->config.instance_id);
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return FMIO_ERR_INVAL_STATE;
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}
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return instance_p->config.irq_num;
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} |