From fba966056a1c3fe30b3fd37781cf77c1653b9d35 Mon Sep 17 00:00:00 2001 From: Ajit Ananthadevan Date: Sat, 23 Aug 2025 02:26:08 +1000 Subject: [PATCH] first commit --- .gitignore | 5 + README.md | 10 + myapps/first-hal/Makefile | 144 +++++++ myapps/first-hal/hal.mk | 18 + myapps/first-hal/src/inc/stm32g0xx_hal_conf.h | 351 ++++++++++++++++++ myapps/first-hal/src/main.c | 25 ++ myapps/first/Makefile | 144 +++++++ myapps/first/Makefile.bkp | 159 ++++++++ myapps/first/hal.mk | 0 myapps/first/src/main.c | 17 + vendor/Ld/STM32G030F6MX_FLASH.ld | 172 +++++++++ 11 files changed, 1045 insertions(+) create mode 100644 .gitignore create mode 100644 README.md create mode 100644 myapps/first-hal/Makefile create mode 100644 myapps/first-hal/hal.mk create mode 100644 myapps/first-hal/src/inc/stm32g0xx_hal_conf.h create mode 100644 myapps/first-hal/src/main.c create mode 100644 myapps/first/Makefile create mode 100644 myapps/first/Makefile.bkp create mode 100644 myapps/first/hal.mk create mode 100644 myapps/first/src/main.c create mode 100644 vendor/Ld/STM32G030F6MX_FLASH.ld diff --git a/.gitignore b/.gitignore new file mode 100644 index 0000000..0ec238f --- /dev/null +++ b/.gitignore @@ -0,0 +1,5 @@ +/vendor/STM32CubeG0/ +build/ +.cache/ +compile_commands.json + diff --git a/README.md b/README.md new file mode 100644 index 0000000..77808d8 --- /dev/null +++ b/README.md @@ -0,0 +1,10 @@ +## stm32g0 cubeHAL projects + +After cloning, + +``` +cd +cd vendor +git clone --recursive https://github.com/STMicroelectronics/STM32CubeG0.git +``` + diff --git a/myapps/first-hal/Makefile b/myapps/first-hal/Makefile new file mode 100644 index 0000000..b62e377 --- /dev/null +++ b/myapps/first-hal/Makefile @@ -0,0 +1,144 @@ +###################################### +# target +###################################### +TARGET = stm32g0_blinky +PART = STM32G030xx # check for pyocd + + +###################################### +# building variables +###################################### +# debug build? +DEBUG = 1 +# optimization for size +OPT = -Os + + +####################################### +# paths +####################################### +# Build path +BUILD_DIR = build +VND_DIR = ../../vendor + +###################################### +# source +###################################### +# C sources +include hal.mk +C_SOURCES += \ +$(VND_DIR)/STM32CubeG0/Drivers/CMSIS/Device/ST/STM32G0xx/Source/Templates/system_stm32g0xx.c \ +src/main.c + + +# ASM sources +ASM_SOURCES = \ +$(VND_DIR)/STM32CubeG0/Drivers/CMSIS/Device/ST/STM32G0xx/Source/Templates/gcc/startup_stm32g030xx.s + +####################################### +# binaries +####################################### +PREFIX = arm-none-eabi- + +CC = $(PREFIX)gcc +CP = $(PREFIX)objcopy +#SZ = $(PREFIX)size + +BIN = $(CP) -O binary -S + +####################################### +# CFLAGS +####################################### +# cpu +CPU = \ + -mcpu=cortex-m0plus \ + -mthumb + +DEFINES = -D$(PART) + +# fpu +FPU = + +# float-abi +FLOAT-ABI = + +# mcu +MCU = $(CPU) $(FPU) $(FLOAT-ABI) + +# C includes +C_INCLUDES += \ + -Isrc/inc \ + -I$(VND_DIR)/STM32CubeG0/Drivers/CMSIS/Core/Include \ + -I$(VND_DIR)/STM32CubeG0/Drivers/CMSIS/Device/ST/STM32G0xx/Include + +# compile gcc flags +ADDN_CFLAGS = \ + -Wall \ + -fno-common \ + -fdata-sections \ + -ffunction-sections + +CFLAGS = $(MCU) $(ADDN_CFLAGS) $(C_INCLUDES) $(OPT) $(DEFINES) + +ifeq ($(DEBUG), 1) +CFLAGS += -ggdb3 +endif + + +# Generate dependency information +#CFLAGS += -MMD -MP -MF"$(@:%.o=%.d)" + + +####################################### +# LDFLAGS +####################################### +# link script +LDSCRIPT = $(VND_DIR)/Ld/STM32G030F6MX_FLASH.ld + +LIBDIR = +LDFLAGS = \ + $(MCU) \ + -T $(LDSCRIPT) \ + --specs=nano.specs \ + -Wl,--gc-sections \ + -Wl,--print-memory-usage \ + -Wl,--no-warn-rwx-segments + +# default action: build all +all: $(BUILD_DIR)/$(TARGET).elf $(BUILD_DIR)/$(TARGET).bin + + +####################################### +# build the application +####################################### +# list of objects +OBJECTS = $(addprefix $(BUILD_DIR)/,$(notdir $(C_SOURCES:.c=.o))) +vpath %.c $(sort $(dir $(C_SOURCES))) + +$(BUILD_DIR)/%.o: %.c Makefile | $(BUILD_DIR) + $(CC) -c $(CFLAGS) -Wa,-a,-ad,-alms=$(BUILD_DIR)/$(notdir $(<:.c=.lst)) $< -o $@ + +#$(LUAOBJECTS) $(OBJECTS) +$(BUILD_DIR)/$(TARGET).elf: $(OBJECTS) Makefile + $(CC) $(OBJECTS) $(LDFLAGS) $(ASM_SOURCES) -o $@ + +$(BUILD_DIR)/%.bin: $(BUILD_DIR)/%.elf | $(BUILD_DIR) + $(BIN) $< $@ + +$(BUILD_DIR): + mkdir $@ + +####################################### +# Program +####################################### + +flash: $(BUILD_DIR)/$(TARGET).bin + pyocd load --target $(PART) $(BUILD_DIR)/$(TARGET).bin + +####################################### +# clean up +####################################### +clean: + -rm -fR $(BUILD_DIR) + +# *** EOF *** diff --git a/myapps/first-hal/hal.mk b/myapps/first-hal/hal.mk new file mode 100644 index 0000000..f4958f1 --- /dev/null +++ b/myapps/first-hal/hal.mk @@ -0,0 +1,18 @@ +C_INCLUDES += \ + -I$(VND_DIR)/STM32CubeG0/Drivers/STM32G0xx_HAL_Driver/Inc + + +C_SOURCES += \ + $(VND_DIR)/STM32CubeG0/Drivers/STM32G0xx_HAL_Driver/Src/stm32g0xx_hal.c \ + $(VND_DIR)/STM32CubeG0/Drivers/STM32G0xx_HAL_Driver/Src/stm32g0xx_hal_cortex.c \ + $(VND_DIR)/STM32CubeG0/Drivers/STM32G0xx_HAL_Driver/Src/stm32g0xx_hal_pwr.c \ + $(VND_DIR)/STM32CubeG0/Drivers/STM32G0xx_HAL_Driver/Src/stm32g0xx_hal_pwr_ex.c \ + $(VND_DIR)/STM32CubeG0/Drivers/STM32G0xx_HAL_Driver/Src/stm32g0xx_hal_rcc.c \ + $(VND_DIR)/STM32CubeG0/Drivers/STM32G0xx_HAL_Driver/Src/stm32g0xx_hal_rcc_ex.c \ + $(VND_DIR)/STM32CubeG0/Drivers/STM32G0xx_HAL_Driver/Src/stm32g0xx_hal_exti.c \ + $(VND_DIR)/STM32CubeG0/Drivers/STM32G0xx_HAL_Driver/Src/stm32g0xx_hal_dma.c \ + $(VND_DIR)/STM32CubeG0/Drivers/STM32G0xx_HAL_Driver/Src/stm32g0xx_hal_dma_ex.c \ + $(VND_DIR)/STM32CubeG0/Drivers/STM32G0xx_HAL_Driver/Src/stm32g0xx_hal_flash.c \ + $(VND_DIR)/STM32CubeG0/Drivers/STM32G0xx_HAL_Driver/Src/stm32g0xx_hal_flash_ex.c \ + $(VND_DIR)/STM32CubeG0/Drivers/STM32G0xx_HAL_Driver/Src/stm32g0xx_hal_gpio.c + diff --git a/myapps/first-hal/src/inc/stm32g0xx_hal_conf.h b/myapps/first-hal/src/inc/stm32g0xx_hal_conf.h new file mode 100644 index 0000000..5f5cc33 --- /dev/null +++ b/myapps/first-hal/src/inc/stm32g0xx_hal_conf.h @@ -0,0 +1,351 @@ +/* USER CODE BEGIN Header */ +/** + ****************************************************************************** + * @file stm32g0xx_hal_conf.h + * @author MCD Application Team + * @brief HAL configuration file. + ****************************************************************************** + * @attention + * + * Copyright (c) 2018-2020 STMicroelectronics. + * All rights reserved. + * + * This software is licensed under terms that can be found in the LICENSE file + * in the root directory of this software component. + * If no LICENSE file comes with this software, it is provided AS-IS. + * + ****************************************************************************** + */ +/* USER CODE END Header */ + +/* Define to prevent recursive inclusion -------------------------------------*/ +#ifndef STM32G0xx_HAL_CONF_H +#define STM32G0xx_HAL_CONF_H + +#ifdef __cplusplus +extern "C" { +#endif + +/* Exported types ------------------------------------------------------------*/ +/* Exported constants --------------------------------------------------------*/ + +/* ########################## Module Selection ############################## */ +/** + * @brief This is the list of modules to be used in the HAL driver + */ +#define HAL_MODULE_ENABLED +/* #define HAL_ADC_MODULE_ENABLED */ +/* #define HAL_CEC_MODULE_ENABLED */ +/* #define HAL_COMP_MODULE_ENABLED */ +/* #define HAL_CRC_MODULE_ENABLED */ +/* #define HAL_CRYP_MODULE_ENABLED */ +/* #define HAL_DAC_MODULE_ENABLED */ +/* #define HAL_EXTI_MODULE_ENABLED */ +/* #define HAL_FDCAN_MODULE_ENABLED */ +/* #define HAL_HCD_MODULE_ENABLED */ +/* #define HAL_I2C_MODULE_ENABLED */ +/* #define HAL_I2S_MODULE_ENABLED */ +/* #define HAL_IWDG_MODULE_ENABLED */ +/* #define HAL_IRDA_MODULE_ENABLED */ +/* #define HAL_LPTIM_MODULE_ENABLED */ +/* #define HAL_PCD_MODULE_ENABLED */ +/* #define HAL_RNG_MODULE_ENABLED */ +/* #define HAL_RTC_MODULE_ENABLED */ +/* #define HAL_SMARTCARD_MODULE_ENABLED */ +/* #define HAL_SMBUS_MODULE_ENABLED */ +/* #define HAL_SPI_MODULE_ENABLED */ +/* #define HAL_TIM_MODULE_ENABLED */ +/* #define HAL_UART_MODULE_ENABLED */ +/* #define HAL_USART_MODULE_ENABLED */ +/* #define HAL_WWDG_MODULE_ENABLED */ +#define HAL_GPIO_MODULE_ENABLED +#define HAL_EXTI_MODULE_ENABLED +#define HAL_DMA_MODULE_ENABLED +#define HAL_RCC_MODULE_ENABLED +#define HAL_FLASH_MODULE_ENABLED +#define HAL_PWR_MODULE_ENABLED +#define HAL_CORTEX_MODULE_ENABLED + +/* ########################## Register Callbacks selection ############################## */ +/** + * @brief This is the list of modules where register callback can be used + */ +#define USE_HAL_ADC_REGISTER_CALLBACKS 0u +#define USE_HAL_CEC_REGISTER_CALLBACKS 0u +#define USE_HAL_COMP_REGISTER_CALLBACKS 0u +#define USE_HAL_CRYP_REGISTER_CALLBACKS 0u +#define USE_HAL_DAC_REGISTER_CALLBACKS 0u +#define USE_HAL_FDCAN_REGISTER_CALLBACKS 0u +#define USE_HAL_HCD_REGISTER_CALLBACKS 0u +#define USE_HAL_I2C_REGISTER_CALLBACKS 0u +#define USE_HAL_I2S_REGISTER_CALLBACKS 0u +#define USE_HAL_IRDA_REGISTER_CALLBACKS 0u +#define USE_HAL_LPTIM_REGISTER_CALLBACKS 0u +#define USE_HAL_PCD_REGISTER_CALLBACKS 0u +#define USE_HAL_RNG_REGISTER_CALLBACKS 0u +#define USE_HAL_RTC_REGISTER_CALLBACKS 0u +#define USE_HAL_SMBUS_REGISTER_CALLBACKS 0u +#define USE_HAL_SPI_REGISTER_CALLBACKS 0u +#define USE_HAL_TIM_REGISTER_CALLBACKS 0u +#define USE_HAL_UART_REGISTER_CALLBACKS 0u +#define USE_HAL_USART_REGISTER_CALLBACKS 0u +#define USE_HAL_WWDG_REGISTER_CALLBACKS 0u + +/* ########################## Oscillator Values adaptation ####################*/ +/** + * @brief Adjust the value of External High Speed oscillator (HSE) used in your application. + * This value is used by the RCC HAL module to compute the system frequency + * (when HSE is used as system clock source, directly or through the PLL). + */ +#if !defined (HSE_VALUE) +#define HSE_VALUE (8000000UL) /*!< Value of the External oscillator in Hz */ +#endif /* HSE_VALUE */ + +#if !defined (HSE_STARTUP_TIMEOUT) +#define HSE_STARTUP_TIMEOUT (100UL) /*!< Time out for HSE start up, in ms */ +#endif /* HSE_STARTUP_TIMEOUT */ + +/** + * @brief Internal High Speed oscillator (HSI) value. + * This value is used by the RCC HAL module to compute the system frequency + * (when HSI is used as system clock source, directly or through the PLL). + */ +#if !defined (HSI_VALUE) +#define HSI_VALUE (16000000UL) /*!< Value of the Internal oscillator in Hz*/ +#endif /* HSI_VALUE */ + +#if defined(STM32G0C1xx) || defined(STM32G0B1xx) || defined(STM32G0B0xx) +/** + * @brief Internal High Speed oscillator (HSI48) value for USB FS, SDMMC and RNG. + * This internal oscillator is mainly dedicated to provide a high precision clock to + * the USB peripheral by means of a special Clock Recovery System (CRS) circuitry. + * When the CRS is not used, the HSI48 RC oscillator runs on it default frequency + * which is subject to manufacturing process variations. + */ +#if !defined (HSI48_VALUE) + #define HSI48_VALUE 48000000U /*!< Value of the Internal High Speed oscillator for USB FS/SDMMC/RNG in Hz. + The real value my vary depending on manufacturing process variations.*/ +#endif /* HSI48_VALUE */ +#endif + +/** + * @brief Internal Low Speed oscillator (LSI) value. + */ +#if !defined (LSI_VALUE) +#define LSI_VALUE (32000UL) /*!< LSI Typical Value in Hz*/ +#endif /* LSI_VALUE */ /*!< Value of the Internal Low Speed oscillator in Hz +The real value may vary depending on the variations +in voltage and temperature.*/ +/** + * @brief External Low Speed oscillator (LSE) value. + * This value is used by the UART, RTC HAL module to compute the system frequency + */ +#if !defined (LSE_VALUE) +#define LSE_VALUE (32768UL) /*!< Value of the External oscillator in Hz*/ +#endif /* LSE_VALUE */ + +#if !defined (LSE_STARTUP_TIMEOUT) +#define LSE_STARTUP_TIMEOUT (5000UL) /*!< Time out for LSE start up, in ms */ +#endif /* LSE_STARTUP_TIMEOUT */ + +/** + * @brief External clock source for I2S1 peripheral + * This value is used by the RCC HAL module to compute the I2S1 clock source + * frequency. + */ +#if !defined (EXTERNAL_I2S1_CLOCK_VALUE) +#define EXTERNAL_I2S1_CLOCK_VALUE (48000UL) /*!< Value of the I2S1 External clock source in Hz*/ +#endif /* EXTERNAL_I2S1_CLOCK_VALUE */ + +#if defined(STM32G0C1xx) || defined(STM32G0B1xx) || defined(STM32G0B0xx) +/** + * @brief External clock source for I2S2 peripheral + * This value is used by the RCC HAL module to compute the I2S2 clock source + * frequency. + */ +#if !defined (EXTERNAL_I2S2_CLOCK_VALUE) + #define EXTERNAL_I2S2_CLOCK_VALUE 48000U /*!< Value of the I2S2 External clock source in Hz*/ +#endif /* EXTERNAL_I2S2_CLOCK_VALUE */ +#endif + +/* Tip: To avoid modifying this file each time you need to use different HSE, + === you can define the HSE value in your toolchain compiler preprocessor. */ + +/* ########################### System Configuration ######################### */ +/** + * @brief This is the HAL system configuration section + */ +#define VDD_VALUE (3300UL) /*!< Value of VDD in mv */ +#define TICK_INT_PRIORITY 0U /*!< tick interrupt priority */ +#define USE_RTOS 0U +#define PREFETCH_ENABLE 1U +#define INSTRUCTION_CACHE_ENABLE 1U + +/* ################## SPI peripheral configuration ########################## */ + +/* CRC FEATURE: Use to activate CRC feature inside HAL SPI Driver +* Activated: CRC code is present inside driver +* Deactivated: CRC code cleaned from driver +*/ + +#define USE_SPI_CRC 0U + +/* ################## CRYP peripheral configuration ########################## */ + +#define USE_HAL_CRYP_SUSPEND_RESUME 1U + +/* ########################## Assert Selection ############################## */ +/** + * @brief Uncomment the line below to expanse the "assert_param" macro in the + * HAL drivers code + */ +/* #define USE_FULL_ASSERT 1U */ + +/* Includes ------------------------------------------------------------------*/ +/** + * @brief Include modules header file + */ + +#ifdef HAL_RCC_MODULE_ENABLED +#include "stm32g0xx_hal_rcc.h" +#endif /* HAL_RCC_MODULE_ENABLED */ + +#ifdef HAL_GPIO_MODULE_ENABLED +#include "stm32g0xx_hal_gpio.h" +#endif /* HAL_GPIO_MODULE_ENABLED */ + +#ifdef HAL_DMA_MODULE_ENABLED +#include "stm32g0xx_hal_dma.h" +#endif /* HAL_DMA_MODULE_ENABLED */ + +#ifdef HAL_CORTEX_MODULE_ENABLED +#include "stm32g0xx_hal_cortex.h" +#endif /* HAL_CORTEX_MODULE_ENABLED */ + +#ifdef HAL_ADC_MODULE_ENABLED +#include "stm32g0xx_hal_adc.h" +#include "stm32g0xx_hal_adc_ex.h" +#endif /* HAL_ADC_MODULE_ENABLED */ + +#ifdef HAL_CEC_MODULE_ENABLED +#include "stm32g0xx_hal_cec.h" +#endif /* HAL_CEC_MODULE_ENABLED */ + +#ifdef HAL_COMP_MODULE_ENABLED +#include "stm32g0xx_hal_comp.h" +#endif /* HAL_COMP_MODULE_ENABLED */ + +#ifdef HAL_CRC_MODULE_ENABLED +#include "stm32g0xx_hal_crc.h" +#endif /* HAL_CRC_MODULE_ENABLED */ + +#ifdef HAL_CRYP_MODULE_ENABLED +#include "stm32g0xx_hal_cryp.h" +#endif /* HAL_CRYP_MODULE_ENABLED */ + +#ifdef HAL_DAC_MODULE_ENABLED +#include "stm32g0xx_hal_dac.h" +#endif /* HAL_DAC_MODULE_ENABLED */ + +#ifdef HAL_EXTI_MODULE_ENABLED +#include "stm32g0xx_hal_exti.h" +#endif /* HAL_EXTI_MODULE_ENABLED */ + +#ifdef HAL_FLASH_MODULE_ENABLED +#include "stm32g0xx_hal_flash.h" +#endif /* HAL_FLASH_MODULE_ENABLED */ + +#ifdef HAL_FDCAN_MODULE_ENABLED +#include "stm32g0xx_hal_fdcan.h" +#endif /* HAL_FDCAN_MODULE_ENABLED */ + +#ifdef HAL_HCD_MODULE_ENABLED +#include "stm32g0xx_hal_hcd.h" +#endif /* HAL_HCD_MODULE_ENABLED */ + +#ifdef HAL_I2C_MODULE_ENABLED +#include "stm32g0xx_hal_i2c.h" +#endif /* HAL_I2C_MODULE_ENABLED */ + +#ifdef HAL_I2S_MODULE_ENABLED +#include "stm32g0xx_hal_i2s.h" +#endif /* HAL_I2S_MODULE_ENABLED */ + +#ifdef HAL_IRDA_MODULE_ENABLED +#include "stm32g0xx_hal_irda.h" +#endif /* HAL_IRDA_MODULE_ENABLED */ + +#ifdef HAL_IWDG_MODULE_ENABLED +#include "stm32g0xx_hal_iwdg.h" +#endif /* HAL_IWDG_MODULE_ENABLED */ + +#ifdef HAL_LPTIM_MODULE_ENABLED +#include "stm32g0xx_hal_lptim.h" +#endif /* HAL_LPTIM_MODULE_ENABLED */ + +#ifdef HAL_PCD_MODULE_ENABLED +#include "stm32g0xx_hal_pcd.h" +#endif /* HAL_PCD_MODULE_ENABLED */ + +#ifdef HAL_PWR_MODULE_ENABLED +#include "stm32g0xx_hal_pwr.h" +#endif /* HAL_PWR_MODULE_ENABLED */ + +#ifdef HAL_RNG_MODULE_ENABLED +#include "stm32g0xx_hal_rng.h" +#endif /* HAL_RNG_MODULE_ENABLED */ + +#ifdef HAL_RTC_MODULE_ENABLED +#include "stm32g0xx_hal_rtc.h" +#endif /* HAL_RTC_MODULE_ENABLED */ + +#ifdef HAL_SMARTCARD_MODULE_ENABLED +#include "stm32g0xx_hal_smartcard.h" +#endif /* HAL_SMARTCARD_MODULE_ENABLED */ + +#ifdef HAL_SMBUS_MODULE_ENABLED +#include "stm32g0xx_hal_smbus.h" +#endif /* HAL_SMBUS_MODULE_ENABLED */ + +#ifdef HAL_SPI_MODULE_ENABLED +#include "stm32g0xx_hal_spi.h" +#endif /* HAL_SPI_MODULE_ENABLED */ + +#ifdef HAL_TIM_MODULE_ENABLED +#include "stm32g0xx_hal_tim.h" +#endif /* HAL_TIM_MODULE_ENABLED */ + +#ifdef HAL_UART_MODULE_ENABLED +#include "stm32g0xx_hal_uart.h" +#endif /* HAL_UART_MODULE_ENABLED */ + +#ifdef HAL_USART_MODULE_ENABLED +#include "stm32g0xx_hal_usart.h" +#endif /* HAL_USART_MODULE_ENABLED */ + +#ifdef HAL_WWDG_MODULE_ENABLED +#include "stm32g0xx_hal_wwdg.h" +#endif /* HAL_WWDG_MODULE_ENABLED */ + +/* Exported macro ------------------------------------------------------------*/ +#ifdef USE_FULL_ASSERT +/** + * @brief The assert_param macro is used for functions parameters check. + * @param expr If expr is false, it calls assert_failed function + * which reports the name of the source file and the source + * line number of the call that failed. + * If expr is true, it returns no value. + * @retval None + */ +#define assert_param(expr) ((expr) ? (void)0U : assert_failed((uint8_t *)__FILE__, __LINE__)) +/* Exported functions ------------------------------------------------------- */ +void assert_failed(uint8_t *file, uint32_t line); +#else +#define assert_param(expr) ((void)0U) +#endif /* USE_FULL_ASSERT */ + +#ifdef __cplusplus +} +#endif + +#endif /* STM32G0xx_HAL_CONF_H */ diff --git a/myapps/first-hal/src/main.c b/myapps/first-hal/src/main.c new file mode 100644 index 0000000..a0b2223 --- /dev/null +++ b/myapps/first-hal/src/main.c @@ -0,0 +1,25 @@ +//#include +#include "stm32g0xx_hal.h" + +#define LED_PIN 4 + +int main(void) +{ + HAL_Init(); + __HAL_RCC_GPIOA_CLK_ENABLE(); + + GPIO_InitTypeDef GPIO_InitStruct; + GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP; + GPIO_InitStruct.Pull = GPIO_PULLUP; + GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_HIGH; + + GPIO_InitStruct.Pin = GPIO_PIN_4; + HAL_GPIO_Init(GPIOA, &GPIO_InitStruct); + + while(1) + { + HAL_GPIO_TogglePin(GPIOA, GPIO_PIN_4); + HAL_Delay(100); + } +} + diff --git a/myapps/first/Makefile b/myapps/first/Makefile new file mode 100644 index 0000000..8a34b89 --- /dev/null +++ b/myapps/first/Makefile @@ -0,0 +1,144 @@ +###################################### +# target +###################################### +TARGET = stm32g0_blinky +PART = STM32G030xx # check for pyocd + + +###################################### +# building variables +###################################### +# debug build? +DEBUG = 1 +# optimization for size +OPT = -Os + + +####################################### +# paths +####################################### +# Build path +BUILD_DIR = build +VND_DIR = ../../vendor + +###################################### +# source +###################################### +# C sources +include hal.mk +C_SOURCES += \ +$(VND_DIR)/STM32CubeG0/Drivers/CMSIS/Device/ST/STM32G0xx/Source/Templates/system_stm32g0xx.c \ +src/main.c + + +# ASM sources +ASM_SOURCES = \ +$(VND_DIR)/STM32CubeG0/Drivers/CMSIS/Device/ST/STM32G0xx/Source/Templates/gcc/startup_stm32g030xx.s + +####################################### +# binaries +####################################### +PREFIX = arm-none-eabi- + +CC = $(PREFIX)gcc +CP = $(PREFIX)objcopy +#SZ = $(PREFIX)size + +BIN = $(CP) -O binary -S + +####################################### +# CFLAGS +####################################### +# cpu +CPU = \ + -mcpu=cortex-m0plus \ + -mthumb + +DEFINES = -D$(PART) + +# fpu +FPU = + +# float-abi +FLOAT-ABI = + +# mcu +MCU = $(CPU) $(FPU) $(FLOAT-ABI) + +# C includes +C_INCLUDES += \ + -Iinc \ + -I$(VND_DIR)/STM32CubeG0/Drivers/CMSIS/Core/Include \ + -I$(VND_DIR)/STM32CubeG0/Drivers/CMSIS/Device/ST/STM32G0xx/Include + +# compile gcc flags +ADDN_CFLAGS = \ + -Wall \ + -fno-common \ + -fdata-sections \ + -ffunction-sections + +CFLAGS = $(MCU) $(ADDN_CFLAGS) $(C_INCLUDES) $(OPT) $(DEFINES) + +ifeq ($(DEBUG), 1) +CFLAGS += -ggdb3 +endif + + +# Generate dependency information +#CFLAGS += -MMD -MP -MF"$(@:%.o=%.d)" + + +####################################### +# LDFLAGS +####################################### +# link script +LDSCRIPT = $(VND_DIR)/Ld/STM32G030F6MX_FLASH.ld + +LIBDIR = +LDFLAGS = \ + $(MCU) \ + -T $(LDSCRIPT) \ + --specs=nano.specs \ + -Wl,--gc-sections \ + -Wl,--print-memory-usage \ + -Wl,--no-warn-rwx-segments + +# default action: build all +all: $(BUILD_DIR)/$(TARGET).elf $(BUILD_DIR)/$(TARGET).bin + + +####################################### +# build the application +####################################### +# list of objects +OBJECTS = $(addprefix $(BUILD_DIR)/,$(notdir $(C_SOURCES:.c=.o))) +vpath %.c $(sort $(dir $(C_SOURCES))) + +$(BUILD_DIR)/%.o: %.c Makefile | $(BUILD_DIR) + $(CC) -c $(CFLAGS) -Wa,-a,-ad,-alms=$(BUILD_DIR)/$(notdir $(<:.c=.lst)) $< -o $@ + +#$(LUAOBJECTS) $(OBJECTS) +$(BUILD_DIR)/$(TARGET).elf: $(OBJECTS) Makefile + $(CC) $(OBJECTS) $(LDFLAGS) $(ASM_SOURCES) -o $@ + +$(BUILD_DIR)/%.bin: $(BUILD_DIR)/%.elf | $(BUILD_DIR) + $(BIN) $< $@ + +$(BUILD_DIR): + mkdir $@ + +####################################### +# Program +####################################### + +flash: $(BUILD_DIR)/$(TARGET).bin + pyocd load --target $(PART) $(BUILD_DIR)/$(TARGET).bin + +####################################### +# clean up +####################################### +clean: + -rm -fR $(BUILD_DIR) + +# *** EOF *** diff --git a/myapps/first/Makefile.bkp b/myapps/first/Makefile.bkp new file mode 100644 index 0000000..edd58b2 --- /dev/null +++ b/myapps/first/Makefile.bkp @@ -0,0 +1,159 @@ +###################################### +# target +###################################### +TARGET = stm32g0_blinky +PART = STM32G030xx # check for pyocd + + +###################################### +# building variables +###################################### +# debug build? +DEBUG = 1 +# optimization for size +OPT = -Os + + +####################################### +# paths +####################################### +# Build path +BUILD_DIR = build +VND_DIR = ../../vendor + +###################################### +# source +###################################### +# C sources +include hal.mk +C_SOURCES += \ +$(VND_DIR)/STM32CubeG0/Drivers/CMSIS/Device/ST/STM32G0xx/Source/Templates/system_stm32g0xx.c \ +src/main.c + + +# ASM sources +LDLIBS1 = \ +$(VND_DIR)/STM32CubeG0/Drivers/CMSIS/Device/ST/STM32G0xx/Source/Templates/gcc/startup_stm32g030xx.s + +####################################### +# binaries +####################################### +PREFIX = arm-none-eabi- + +CC = $(PREFIX)gcc +CP = $(PREFIX)objcopy +#SZ = $(PREFIX)size + +BIN = $(CP) -O binary -S + +####################################### +# CFLAGS +####################################### +# cpu +CPU = \ + -mcpu=cortex-m0plus \ + -mthumb + +DEFINES = -D$(PART) + +# fpu +FPU = + +# float-abi +FLOAT-ABI = + +# mcu +MCU = $(CPU) $(FPU) $(FLOAT-ABI) + +# C includes +C_INCLUDES += \ + -Iinc \ + -I$(VND_DIR)/STM32CubeG0/Drivers/CMSIS/Core/Include \ + -I$(VND_DIR)/STM32CubeG0/Drivers/CMSIS/Device/ST/STM32G0xx/Include + +# compile gcc flags +ADDN_CFLAGS = \ +# -std=c99 \ + -Wall \ + -fno-common \ + -fdata-sections \ + -ffunction-sections + +CFLAGS = $(MCU) $(ADDN_CFLAGS) $(C_INCLUDES) $(OPT) $(DEFINES) + +ifeq ($(DEBUG), 1) +CFLAGS += -ggdb3 +endif + + +# Generate dependency information +#CFLAGS += -MMD -MP -MF"$(@:%.o=%.d)" + + +####################################### +# LDFLAGS +####################################### +# link script +LDSCRIPT = $(VND_DIR)/Ld/STM32G030F6MX_FLASH.ld + +# libraries +GROUP_START =-Wl,--start-group +GROUP_END =-Wl,--end-group + +PROJECT_LIBS = \ + -lgcc \ + -lc \ + -lm \ + -lnosys + + +LIBS = $(GROUP_START) $(PROJECT_LIBS) $(GROUP_END) +LIBDIR = +LDFLAGS = \ + $(MCU) \ + -T $(LDSCRIPT) \ + --specs=nano.specs \ + --specs=nosys.specs \ + -Xlinker -Map=$(BUILD_DIR)/$(TARGET).map \ + -Wl,--gc-sections \ + -Wl,--print-memory-usage \ + -Wl,--no-warn-rwx-segments + +# default action: build all +all: $(BUILD_DIR)/$(TARGET).elf $(BUILD_DIR)/$(TARGET).bin + + +####################################### +# build the application +####################################### +# list of objects +OBJECTS = $(addprefix $(BUILD_DIR)/,$(notdir $(C_SOURCES:.c=.o))) +vpath %.c $(sort $(dir $(C_SOURCES))) + +$(BUILD_DIR)/%.o: %.c Makefile | $(BUILD_DIR) + $(CC) -c $(CFLAGS) -Wa,-a,-ad,-alms=$(BUILD_DIR)/$(notdir $(<:.c=.lst)) $< -o $@ + +#$(LUAOBJECTS) $(OBJECTS) +$(BUILD_DIR)/$(TARGET).elf: $(OBJECTS) Makefile + $(CC) $(OBJECTS) $(LDFLAGS) $(LDLIBS1) -o $@ + +$(BUILD_DIR)/%.bin: $(BUILD_DIR)/%.elf | $(BUILD_DIR) + $(BIN) $< $@ + +$(BUILD_DIR): + mkdir $@ + +####################################### +# Program +####################################### + +flash: $(BUILD_DIR)/$(TARGET).bin + pyocd load --target $(PART) $(BUILD_DIR)/$(TARGET).bin + +####################################### +# clean up +####################################### +clean: + -rm -fR $(BUILD_DIR) + +# *** EOF *** diff --git a/myapps/first/hal.mk b/myapps/first/hal.mk new file mode 100644 index 0000000..e69de29 diff --git a/myapps/first/src/main.c b/myapps/first/src/main.c new file mode 100644 index 0000000..7a20335 --- /dev/null +++ b/myapps/first/src/main.c @@ -0,0 +1,17 @@ +//#include +#include "stm32g0xx.h" + +#define LED_PIN 4 + +int main(void) +{ + RCC->IOPENR |= RCC_IOPENR_GPIOAEN; + GPIOA->MODER |= GPIO_MODER_MODE5_0; + + while(1) + { + GPIOA->ODR ^= (1<FLASH + + /* The program code and other data into "FLASH" Rom type memory */ + .text : + { + . = ALIGN(4); + *(.text) /* .text sections (code) */ + *(.text*) /* .text* sections (code) */ + *(.glue_7) /* glue arm to thumb code */ + *(.glue_7t) /* glue thumb to arm code */ + *(.eh_frame) + + KEEP (*(.init)) + KEEP (*(.fini)) + + . = ALIGN(4); + _etext = .; /* define a global symbols at end of code */ + } >FLASH + + /* Constant data into "FLASH" Rom type memory */ + .rodata : + { + . = ALIGN(4); + *(.rodata) /* .rodata sections (constants, strings, etc.) */ + *(.rodata*) /* .rodata* sections (constants, strings, etc.) */ + . = ALIGN(4); + } >FLASH + + .ARM.extab : { + . = ALIGN(4); + *(.ARM.extab* .gnu.linkonce.armextab.*) + . = ALIGN(4); + } >FLASH + + .ARM : { + . = ALIGN(4); + __exidx_start = .; + *(.ARM.exidx*) + __exidx_end = .; + . = ALIGN(4); + } >FLASH + + .preinit_array : + { + . = ALIGN(4); + PROVIDE_HIDDEN (__preinit_array_start = .); + KEEP (*(.preinit_array*)) + PROVIDE_HIDDEN (__preinit_array_end = .); + . = ALIGN(4); + } >FLASH + + .init_array : + { + . = ALIGN(4); + PROVIDE_HIDDEN (__init_array_start = .); + KEEP (*(SORT(.init_array.*))) + KEEP (*(.init_array*)) + PROVIDE_HIDDEN (__init_array_end = .); + . = ALIGN(4); + } >FLASH + + .fini_array : + { + . = ALIGN(4); + PROVIDE_HIDDEN (__fini_array_start = .); + KEEP (*(SORT(.fini_array.*))) + KEEP (*(.fini_array*)) + PROVIDE_HIDDEN (__fini_array_end = .); + . = ALIGN(4); + } >FLASH + + /* Used by the startup to initialize data */ + _sidata = LOADADDR(.data); + + /* Initialized data sections into "RAM" Ram type memory */ + .data : + { + . = ALIGN(4); + _sdata = .; /* create a global symbol at data start */ + *(.data) /* .data sections */ + *(.data*) /* .data* sections */ + *(.RamFunc) /* .RamFunc sections */ + *(.RamFunc*) /* .RamFunc* sections */ + + . = ALIGN(4); + _edata = .; /* define a global symbol at data end */ + + } >RAM AT> FLASH + + /* Uninitialized data section into "RAM" Ram type memory */ + . = ALIGN(4); + .bss : + { + /* This is used by the startup in order to initialize the .bss section */ + _sbss = .; /* define a global symbol at bss start */ + __bss_start__ = _sbss; + *(.bss) + *(.bss*) + *(COMMON) + + . = ALIGN(4); + _ebss = .; /* define a global symbol at bss end */ + __bss_end__ = _ebss; + } >RAM + + + /* Remove information from the compiler libraries */ + /DISCARD/ : + { + libc.a ( * ) + libm.a ( * ) + libgcc.a ( * ) + } + + .ARM.attributes 0 : { *(.ARM.attributes) } +}