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/*
* Copyright : (C) 2022 Phytium Information Technology, Inc.
* All Rights Reserved.
*
* This program is OPEN SOURCE software: you can redistribute it and/or modify it
* under the terms of the Phytium Public License as published by the Phytium Technology Co.,Ltd,
* either version 1.0 of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,but WITHOUT ANY WARRANTY;
* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See the Phytium Public License for more details.
*
*
* FilePath: fmio.c
* Date: 2022-07-06 15:01:30
* LastEditTime: 2022-07-06 15:01:30
* Description: This file is for
*
* Modify History:
* Ver Who Date Changes
* ----- ------ -------- --------------------------------------
*/
#include <string.h>
#include "fmio_hw.h"
#include "fmio.h"
/***************** Macros (Inline Functions) Definitions *********************/
#define FMIO_DEBUG_TAG "MIO"
#define FMIO_ERROR(format, ...) FT_DEBUG_PRINT_E(FMIO_DEBUG_TAG, format, ##__VA_ARGS__)
#define FMIO_INFO(format, ...) FT_DEBUG_PRINT_I(FMIO_DEBUG_TAG, format, ##__VA_ARGS__)
#define FMIO_DEBUG(format, ...) FT_DEBUG_PRINT_D(FMIO_DEBUG_TAG, format, ##__VA_ARGS__)
/**
* @name: FMioFuncInit
* @msg: 初始化
* @return {*}
* @param {FMioCtrl} *instance_p
* @param {u32} mio_type
*/
FError FMioFuncInit(FMioCtrl *instance_p, u32 mio_type)
{
FASSERT(instance_p);
FError ret = FMIO_SUCCESS;
/*
* If the device is started, disallow the initialize and return a Status
* indicating it is started. This allows the user to de-initialize the device
* and reinitialize, but prevents a user from inadvertently
* initializing.
*/
if (FT_COMPONENT_IS_READY == instance_p->is_ready)
{
FMIO_ERROR("device is already initialized!!!");
return FMIO_ERR_INVAL_STATE;
}
ret = FMioSelectFunc(instance_p->config.mio_base_addr, mio_type);
if (FMIO_SUCCESS == ret)
{
instance_p->is_ready = FT_COMPONENT_IS_READY;
}
return ret;
}
/**
* @name: FMioFuncDeinit
* @msg: 去初始化
* @return {*}
* @param {FMioCtrl} *instance_p
*/
FError FMioFuncDeinit(FMioCtrl *instance_p)
{
FASSERT(instance_p);
FError ret = FMIO_SUCCESS;
instance_p->is_ready = 0;
/* 重新配置成默认IIC模式 */
ret = FMioSelectFunc(instance_p->config.mio_base_addr, FMIO_FUNC_SET_I2C);
memset(instance_p, 0, sizeof(*instance_p));
return ret;
}
/**
* @name: FMioFuncGetAddress
* @msg: 获取功能设置的基地址
* @return {uintptr}
* @param {FMioCtrl} *instance_p
*/
uintptr FMioFuncGetAddress(FMioCtrl *instance_p, u32 mio_type)
{
FASSERT(instance_p);
FError ret = FMIO_SUCCESS;
if (instance_p->is_ready != FT_COMPONENT_IS_READY)
{
FMIO_ERROR("Mio instance_id: %d ,not init.", instance_p->config.instance_id);
return FMIO_ERR_NOT_READY;
}
if (FMioGetFunc(instance_p->config.mio_base_addr) != mio_type)
{
FMIO_ERROR("Mio instance_id: %d ,mio_type error,please init type first.", instance_p->config.instance_id);
return FMIO_ERR_INVAL_STATE;
}
return instance_p->config.func_base_addr;
}
/**
* @name: FMioFuncGetIrqNum
* @msg: 获取MIO的中断号
* @return {u32}中断号
* @param {FMioCtrl} *instance_p
*/
u32 FMioFuncGetIrqNum(FMioCtrl *instance_p, u32 mio_type)
{
FASSERT(instance_p);
FError ret = FMIO_SUCCESS;
if (instance_p->is_ready != FT_COMPONENT_IS_READY)
{
FMIO_ERROR("Mio instance_id: %d ,not init.", instance_p->config.instance_id);
return FMIO_ERR_NOT_READY;
}
if (FMioGetFunc(instance_p->config.mio_base_addr) != mio_type)
{
FMIO_ERROR("Mio instance_id: %d ,mio_type error,please init type first.", instance_p->config.instance_id);
return FMIO_ERR_INVAL_STATE;
}
return instance_p->config.irq_num;
}
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