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Kernel
RTC
rtt4.0.4版本下rt_hw_rtc_register函数定义重复错误
发布于 2022-01-11 16:15:09 浏览:1244
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[tocm] 在用RT-THREAD studio 2.1.4生成内核为4.0.4的工程时,如果启用RTC设备,则在编译时,会报如下错误: ``` > 5:02:47 **** Incremental Build of configuration Debug for project T1 **** make -j8 all arm-none-eabi-gcc "../drivers/drv_rtc.c" arm-none-eabi-gcc "../drivers/drv_wdt.c" arm-none-eabi-gcc "../cubemx/Src/main.c" arm-none-eabi-gcc "../cubemx/Src/stm32f4xx_hal_msp.c" arm-none-eabi-gcc "../applications/main.c" ../drivers/drv_rtc.c:211:17: error: conflicting types for 'rt_hw_rtc_register' static rt_err_t rt_hw_rtc_register(rt_device_t device, const char *name, rt_uint32_t flag) ^ In file included from E:\Project\RTT-TEST\T1\rt-thread\components\drivers\include/rtdevice.h:33:0, from ../drivers/drv_rtc.c:13: E:\Project\RTT-TEST\T1\rt-thread\components\drivers\include/drivers/rtc.h:42:10: note: previous declaration of 'rt_hw_rtc_register' was here rt_err_t rt_hw_rtc_register(rt_rtc_dev_t *rtc, ^ make: *** [drivers/subdir.mk:69: drivers/drv_rtc.o] Error 1 make: *** Waiting for unfinished jobs.... "make -j8 all" terminated with exit code 2. Build might be incomplete. 15:02:51 Build Failed. 3 errors, 0 warnings. (took 3s.735ms) ``` _查了源码,发现在rtc.h里声明的rt_hw_rtc_register()函数和drv_rtc.h里的重复了。但实际上rtc.c里的rt_hw_rtc_register并没有被调用过。注释掉此函数,编译通过。_ ## 问题 rtc.c中的函数既然无用,为什么还要写呢4.0.4这个版本发布时,没有遇到这种情况吗?
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mysterywolf
认证专家
2022-01-11
https://github.com/mysterywolf
这个是一个历史问题,我们正在初步推进,将drv_rtc.c中的register函数去除掉,你可以看一下其他的设备驱动框架,register函数都应该是设备框架负责的。但是由于rtc设备框架出现的时间较早,所以是由各个具体的drv驱动来负责的,你把drv驱动里的register函数转移到rtc驱动框架里即可。 你用的是哪个BSP?
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出出啊
2022-01-11
致男人们:劝说是不会有成果的。 —— 《单向街》
@mysterywolf 这个好像是你 6 个月前修改的,为啥他下载的代码和仓库里的不一样了?
mikros
2022-01-20
这家伙很懒,什么也没写!
 我也遇到同样情况,我检查工程里的drv_rtc.c内容和本地SDK里的居然不一样,不知是不是切换os版本造成的,我用的是4.0.4。
r59461900
2022-11-21
这家伙很懒,什么也没写!
10:30:43 **** Build of configuration Debug for project led **** make -j2 all arm-none-eabi-gcc "../rt-thread/src/clock.c" arm-none-eabi-gcc "../rt-thread/src/components.c" arm-none-eabi-gcc "../rt-thread/src/device.c" arm-none-eabi-gcc "../rt-thread/src/idle.c" arm-none-eabi-gcc "../rt-thread/src/ipc.c" arm-none-eabi-gcc "../rt-thread/src/irq.c" arm-none-eabi-gcc "../rt-thread/src/kservice.c" arm-none-eabi-gcc "../rt-thread/src/mem.c" arm-none-eabi-gcc "../rt-thread/src/mempool.c" arm-none-eabi-gcc "../rt-thread/src/object.c" arm-none-eabi-gcc "../rt-thread/src/scheduler.c" arm-none-eabi-gcc "../rt-thread/src/thread.c" arm-none-eabi-gcc "../rt-thread/src/timer.c" arm-none-eabi-gcc "../rt-thread/libcpu/arm/cortex-m4/context_gcc.S" arm-none-eabi-gcc "../rt-thread/libcpu/arm/cortex-m4/cpuport.c" arm-none-eabi-gcc "../rt-thread/libcpu/arm/common/backtrace.c" arm-none-eabi-gcc "../rt-thread/libcpu/arm/common/div0.c" arm-none-eabi-gcc "../rt-thread/libcpu/arm/common/showmem.c" arm-none-eabi-gcc "../rt-thread/components/utilities/ulog/backend/console_be.c" arm-none-eabi-gcc "../rt-thread/components/utilities/ulog/ulog.c" arm-none-eabi-gcc "../rt-thread/components/libc/compilers/newlib/syscalls.c" arm-none-eabi-gcc "../rt-thread/components/libc/compilers/common/stdlib.c" arm-none-eabi-gcc "../rt-thread/components/libc/compilers/common/time.c" arm-none-eabi-gcc "../rt-thread/components/finsh/cmd.c" arm-none-eabi-gcc "../rt-thread/components/finsh/msh.c" arm-none-eabi-gcc "../rt-thread/components/finsh/shell.c" arm-none-eabi-gcc "../rt-thread/components/drivers/serial/serial.c" arm-none-eabi-gcc "../rt-thread/components/drivers/rtc/alarm.c" arm-none-eabi-gcc "../rt-thread/components/drivers/rtc/rtc.c" arm-none-eabi-gcc "../rt-thread/components/drivers/misc/pin.c" arm-none-eabi-gcc "../rt-thread/components/drivers/ipc/completion.c" arm-none-eabi-gcc "../rt-thread/components/drivers/ipc/dataqueue.c" arm-none-eabi-gcc "../rt-thread/components/drivers/ipc/pipe.c" arm-none-eabi-gcc "../rt-thread/components/drivers/ipc/ringblk_buf.c" arm-none-eabi-gcc "../rt-thread/components/drivers/ipc/ringbuffer.c" arm-none-eabi-gcc "../rt-thread/components/drivers/ipc/waitqueue.c" arm-none-eabi-gcc "../rt-thread/components/drivers/ipc/workqueue.c" arm-none-eabi-gcc "../libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal.c" arm-none-eabi-gcc "../libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_cec.c" arm-none-eabi-gcc "../libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_cortex.c" arm-none-eabi-gcc "../libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_crc.c" arm-none-eabi-gcc "../libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_cryp.c" arm-none-eabi-gcc "../libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_cryp_ex.c" arm-none-eabi-gcc "../libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_dma.c" arm-none-eabi-gcc "../libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_dma_ex.c" arm-none-eabi-gcc "../libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_gpio.c" arm-none-eabi-gcc "../libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_pwr.c" arm-none-eabi-gcc "../libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_pwr_ex.c" arm-none-eabi-gcc "../libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_rcc.c" arm-none-eabi-gcc "../libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_rcc_ex.c" arm-none-eabi-gcc "../libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_rng.c" arm-none-eabi-gcc "../libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_rtc.c" arm-none-eabi-gcc "../libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_rtc_ex.c" arm-none-eabi-gcc "../libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_uart.c" arm-none-eabi-gcc "../libraries/STM32F4xx_HAL/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_usart.c" arm-none-eabi-gcc "../libraries/STM32F4xx_HAL/CMSIS/Device/ST/STM32F4xx/Source/Templates/gcc/startup_stm32f407xx.s" arm-none-eabi-gcc "../libraries/STM32F4xx_HAL/CMSIS/Device/ST/STM32F4xx/Source/Templates/system_stm32f4xx.c" arm-none-eabi-gcc "../libraries/HAL_Drivers/drv_common.c" arm-none-eabi-gcc "../libraries/HAL_Drivers/drv_gpio.c" arm-none-eabi-gcc "../libraries/HAL_Drivers/drv_rtc.c" ../libraries/HAL_Drivers/drv_rtc.c:258:17: error: conflicting types for 'rt_hw_rtc_register' static rt_err_t rt_hw_rtc_register(rt_device_t device, const char *name, rt_uint32_t flag) ^ In file included from D:\rt-thread\led\led\rt-thread\components\drivers\include/rtdevice.h:33:0, from D:\rt-thread\led\led\libraries\HAL_Drivers/drv_common.h:16, from D:\rt-thread\led\led\board/board.h:16, from ../libraries/HAL_Drivers/drv_rtc.c:11: D:\rt-thread\led\led\rt-thread\components\drivers\include/drivers/rtc.h:42:10: note: previous declaration of 'rt_hw_rtc_register' was here rt_err_t rt_hw_rtc_register(rt_rtc_dev_t *rtc, ^ make: *** [libraries/HAL_Drivers/subdir.mk:27: libraries/HAL_Drivers/drv_rtc.o] Error 1 "make -j2 all" terminated with exit code 2. Build might be incomplete. 10:30:51 Build Failed. 2 errors, 0 warnings. (took 8s.858ms)
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