From 0ea1fac551cf8a7dbed10de49fa84801c4c4f723 Mon Sep 17 00:00:00 2001 From: charlown Date: Tue, 12 Oct 2021 21:27:39 +0800 Subject: [PATCH] [bsp/wch/arm/ch32f103c8-core/board/board.h]: add macro definition. [bsp/wch/arm/ch32f10x_port_cn.md]: add ch32f10x_port_cn.md. --- bsp/wch/arm/ch32f103c8-core/board/board.h | 18 ++ bsp/wch/arm/ch32f10x_port_cn.md | 200 ++++++++++++++++++++++ 2 files changed, 218 insertions(+) create mode 100644 bsp/wch/arm/ch32f10x_port_cn.md diff --git a/bsp/wch/arm/ch32f103c8-core/board/board.h b/bsp/wch/arm/ch32f103c8-core/board/board.h index ce0408bcfc..a606f4dc03 100644 --- a/bsp/wch/arm/ch32f103c8-core/board/board.h +++ b/bsp/wch/arm/ch32f103c8-core/board/board.h @@ -45,15 +45,33 @@ extern int __bss_end; rt_uint32_t ch32_get_sysclock_frequency(void); + +#ifdef BSP_USING_UART void ch32f1_usart_clock_and_io_init(USART_TypeDef* usartx); +#endif + +#ifdef BSP_USING_SPI void ch32f1_spi_clock_and_io_init(SPI_TypeDef* spix); rt_uint32_t ch32f1_spi_clock_get(SPI_TypeDef* spix); +#endif + +#ifdef BSP_USING_HWI2C void ch32f1_i2c_clock_and_io_init(I2C_TypeDef* i2cx); void ch32f1_i2c_config(I2C_TypeDef* i2cx); +#endif + +#ifdef BSP_USING_TIM void ch32f1_tim_clock_init(TIM_TypeDef *timx); rt_uint32_t ch32f1_tim_clock_get(TIM_TypeDef *timx); + +#ifdef BSP_USING_HWTIMER struct rt_hwtimer_info* ch32f1_hwtimer_info_config_get(TIM_TypeDef *timx); +#endif + +#ifdef BSP_USING_PWM void ch32f1_pwm_io_init(TIM_TypeDef *timx, rt_uint8_t channel); +#endif +#endif diff --git a/bsp/wch/arm/ch32f10x_port_cn.md b/bsp/wch/arm/ch32f10x_port_cn.md new file mode 100644 index 0000000000..ff0f3d9313 --- /dev/null +++ b/bsp/wch/arm/ch32f10x_port_cn.md @@ -0,0 +1,200 @@ +# CH32F10X系列BSP移植 +## 1 工程结构 ++ wch\arm\ch32f103c8-core ++ wch\arm\Libraries ++ wch\arm\Libraries\ch32_drivers ++ wch\arm\Libraries\CH32F10x_StdPeriph_Driver ++ wch\arm\tools + +ch32f103c8-core为移植到具体芯片的BSP, Libraries存放的是厂商的驱动库(CH32F10x_StdPeriph_Driver等)和适配rt-thread的驱动(ch32_drivers), +tools是在env环境下使用scons --dist所需要的依赖工具 + +### 1.1 已适配rt-thread的驱动(ch32_drivers)： +现已支持以下驱动(支持的驱动，使用到的宏开关，需要实现的接口)： ++ GPIO + + RT_USING_PIN ++ UART 1/2/3 + + RT_USING_SERIAL + + BSP_USING_UART + + BSP_USING_UART1 + + BSP_USING_UART2 + + BSP_USING_UART3 +~~~c +void ch32f1_usart_clock_and_io_init(USART_TypeDef* usartx); +~~~ ++ SPI 1/2 + + RT_USING_SPI + + BSP_USING_SPI + + BSP_USING_SPI1 + + BSP_USING_SPI2 +~~~c +void ch32f1_spi_clock_and_io_init(SPI_TypeDef* spix); +rt_uint32_t ch32f1_spi_clock_get(SPI_TypeDef* spix); +~~~ ++ I2C(hardware) 1/2 + + RT_USING_I2C + + BSP_USING_HWI2C + + BSP_USING_HWI2C1 + + BSP_USING_HWI2C2 +~~~c +void ch32f1_i2c_clock_and_io_init(I2C_TypeDef* i2cx); +void ch32f1_i2c_config(I2C_TypeDef* i2cx); +~~~ ++ WDT + + RT_USING_WDT + + BSP_USING_IWDT + + LSI_VALUE ++ RTC + + RT_USING_RTC + + BSP_USING_RTC + + BSP_USING_RTC_LSI + + LSI_VALUE ++ HWTIMER 1/2/3/4 + + RT_USING_HWTIMER + + BSP_USING_HWTIMER + + BSP_USING_TIM1_HWTIMER + + BSP_USING_TIM2_HWTIMER + + BSP_USING_TIM3_HWTIMER + + BSP_USING_TIM4_HWTIMER +~~~c +void ch32f1_tim_clock_init(TIM_TypeDef *timx); +rt_uint32_t ch32f1_tim_clock_get(TIM_TypeDef *timx); +~~~ +~~~c +struct rt_hwtimer_info* ch32f1_hwtimer_info_config_get(TIM_TypeDef *timx); +~~~ ++ PWM 4(timer) x 4 (channel) + + RT_USING_PWM + + BSP_USING_TIM1_PWM + + BSP_USING_TIM1_PWM_CH1 + + BSP_USING_TIM1_PWM_CH2 + + BSP_USING_TIM1_PWM_CH3 + + BSP_USING_TIM1_PWM_CH4 + + BSP_USING_TIM2_PWM + + BSP_USING_TIM2_PWM_CH1 + + BSP_USING_TIM2_PWM_CH2 + + BSP_USING_TIM2_PWM_CH3 + + BSP_USING_TIM2_PWM_CH4 + + BSP_USING_TIM3_PWM + + BSP_USING_TIM3_PWM_CH1 + + BSP_USING_TIM3_PWM_CH2 + + BSP_USING_TIM3_PWM_CH3 + + BSP_USING_TIM3_PWM_CH4 + + BSP_USING_TIM4_PWM + + BSP_USING_TIM4_PWM_CH1 + + BSP_USING_TIM4_PWM_CH2 + + BSP_USING_TIM4_PWM_CH3 + + BSP_USING_TIM4_PWM_CH4 +~~~c +void ch32f1_pwm_io_init(TIM_TypeDef *timx, rt_uint8_t channel); +~~~ +其中需要依赖定时器的接口： +~~~c +void ch32f1_tim_clock_init(TIM_TypeDef *timx); +rt_uint32_t ch32f1_tim_clock_get(TIM_TypeDef *timx); +~~~ + + +### 1.2 需要实现的接口： +除了使用上面驱动提及的接口外，以下的接口必须实现： +~~~c +rt_uint32_t ch32_get_sysclock_frequency(void); +~~~ +## 2 构建具体芯片BSP +以ch32f103c8-core为例，在ENV环境下，使用MDK，至少需要准备 ++ ch32f103c8-core (具体的BSP名) ++ ch32f103c8-core\applications ++ ch32f103c8-core\applications\SConscript ++ ch32f103c8-core\applications\main.c ++ ch32f103c8-core\board ++ ch32f103c8-core\board\linker_scripts ++ ch32f103c8-core\board\linker_scripts\link.sct ++ ch32f103c8-core\board\board.c ++ ch32f103c8-core\board\board.h ++ ch32f103c8-core\board\ch32f10x_conf.h ++ ch32f103c8-core\board\system_ch32f10x.c ++ ch32f103c8-core\board\Kconfig ++ ch32f103c8-core\board\SConscript ++ ch32f103c8-core\Kconfig ++ ch32f103c8-core\rtconfig.py ++ ch32f103c8-core\SConscript ++ ch32f103c8-core\SConstruct ++ ch32f103c8-core\template.uvprojx + +### 2.1 创建template.uvprojx +新建名为template的MDK工程，删除多余的子目录target1，将目录改名为rtthread-ch32f103x，options选项栏device设置具体芯片，user编译后的动作, 如"fromelf --bin !L --output rtthread.bin" + +### 2.2 编写board/Kconfig + +~~~ +menu "Hardware Drivers Config" + +config SOC_CH32F103C8 + bool + select SOC_ARM_SERIES_CH32F103 + select RT_USING_COMPONENTS_INIT + select RT_USING_USER_MAIN + default y +~~~ +SOC_CH32F103C8为具体的芯片，SOC_ARM_SERIES_CH32F103在Libraries\Kconfig下已定义。 +RT_USING_COMPONENTS_INIT，RT_USING_USER_MAIN为rt-thread设备框架默认选项。 + + +使用适配的驱动根据宏开关编写即可，以串口驱动为例： ++ BSP_USING_XXX + + select RT_USING_XXX + + BSP_USING_XXX1 + + BSP_USING_XXX2 + +~~~ +menu "On-chip Peripheral Drivers" + +config BSP_USING_UART + bool "using onchip usart" + select RT_USING_SERIAL + default n + + if BSP_USING_UART + config BSP_USING_UART1 + bool "using uart1" + default n + + config BSP_USING_UART2 + bool "using uart2" + default n + + config BSP_USING_UART3 + bool "using uart3" + default n + endif +~~~ + +比较特殊的定时器和PWM驱动额外定义了以下宏开关，详见ch32f103c8-core。 ++ BSP_USING_TIM + + BSP_USING_TIM1 + + BSP_USING_TIM2 + + BSP_USING_TIM3 + + BSP_USING_TIM4 +### 2.3 在board/board.h加入接口，并在board/board.c实现 +使用适配的驱动根据宏开关编写即可,如串口驱动： ++ BSP_USING_XXX +~~~ +#ifdef BSP_USING_UART +void ch32f1_usart_clock_and_io_init(USART_TypeDef* usartx); +#endif +~~~ +比较特殊的定时器和PWM驱动使用额外定义了的宏开关 +~~~c +#ifdef BSP_USING_TIM +void ch32f1_tim_clock_init(TIM_TypeDef *timx); +rt_uint32_t ch32f1_tim_clock_get(TIM_TypeDef *timx); + +#ifdef BSP_USING_HWTIMER +struct rt_hwtimer_info* ch32f1_hwtimer_info_config_get(TIM_TypeDef *timx); +#endif + +#ifdef BSP_USING_PWM +void ch32f1_pwm_io_init(TIM_TypeDef *timx, rt_uint8_t channel); +#endif +#endif +~~~