forked from xuos/xiuos
				
			
		
			
				
	
	
		
			118 lines
		
	
	
		
			3.2 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			118 lines
		
	
	
		
			3.2 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 bus_rtc.c
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* @brief register rtc bus function using bus driver framework
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* @version 1.0 
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* @author AIIT XUOS Lab
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* @date 2021-04-24
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*/
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#include <bus_rtc.h>
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#include <dev_rtc.h>
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int RtcBusInit(struct RtcBus *rtc_bus, const char *bus_name)
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{
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    NULL_PARAM_CHECK(rtc_bus);
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    NULL_PARAM_CHECK(bus_name);
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    x_err_t ret = EOK;
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    if (BUS_INSTALL != rtc_bus->bus.bus_state) {
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        strncpy(rtc_bus->bus.bus_name, bus_name, NAME_NUM_MAX);
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        rtc_bus->bus.bus_type = TYPE_RTC_BUS;
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        rtc_bus->bus.bus_state = BUS_INSTALL;
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        rtc_bus->bus.private_data = rtc_bus->private_data;
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        ret = BusRegister(&rtc_bus->bus);
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        if (EOK != ret) {
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            KPrintf("RtcBusInit BusRegister error %u\n", ret);
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            return ret;
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        }
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    } else {
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        KPrintf("RtcBusInit BusRegister bus has been register state%u\n", rtc_bus->bus.bus_state);        
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    }
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    return ret;
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}
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int RtcDriverInit(struct RtcDriver *rtc_driver, const char *driver_name)
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{
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    NULL_PARAM_CHECK(rtc_driver);
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    NULL_PARAM_CHECK(driver_name);
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    x_err_t ret = EOK;
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    if (DRV_INSTALL != rtc_driver->driver.driver_state) {
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        rtc_driver->driver.driver_type = TYPE_RTC_DRV;
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        rtc_driver->driver.driver_state = DRV_INSTALL;
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        strncpy(rtc_driver->driver.drv_name, driver_name, NAME_NUM_MAX);
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        rtc_driver->driver.configure = rtc_driver->configure;
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        ret = RtcDriverRegister(&rtc_driver->driver);
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        if (EOK != ret) {
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            KPrintf("RtcDriverInit DriverRegister error %u\n", ret);
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            return ret;
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        }
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    } else {
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        KPrintf("RtcDriverInit DriverRegister driver has been register state%u\n", rtc_driver->driver.driver_state);
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    }
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    return ret;
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}
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int RtcReleaseBus(struct RtcBus *rtc_bus)
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{
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    NULL_PARAM_CHECK(rtc_bus);
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    return BusRelease(&rtc_bus->bus);
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}
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int RtcDriverAttachToBus(const char *drv_name, const char *bus_name)
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{
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    NULL_PARAM_CHECK(drv_name);
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    NULL_PARAM_CHECK(bus_name);
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    x_err_t ret = EOK;
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    struct Bus *bus;
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    struct Driver *driver;
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    bus = BusFind(bus_name);
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    if (NONE == bus) {
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        KPrintf("RtcDriverAttachToBus find rtc bus error!name %s\n", bus_name);
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        return ERROR;
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    }
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    if (TYPE_RTC_BUS == bus->bus_type) {
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        driver = RtcDriverFind(drv_name, TYPE_RTC_DRV);
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        if (NONE == driver) {
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            KPrintf("RtcDriverAttachToBus find rtc driver error!name %s\n", drv_name);
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            return ERROR;
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        }
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        if (TYPE_RTC_DRV == driver->driver_type) {
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            ret = DriverRegisterToBus(bus, driver);
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            if (EOK != ret) {
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                KPrintf("RtcDriverAttachToBus DriverRegisterToBus error %u\n", ret);
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                return ERROR;
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            }
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        }
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    }
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    return ret;
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}
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