commit 42a7a915a6d3c54368c7d250c8f0c06a3799954d Author: Matthias Blankertz Date: Sun Oct 5 13:39:54 2025 +0200 Basic application skeleton for pico-stm32 board with STM32F103C8 Signed-off-by: Matthias Blankertz diff --git a/.clang-format b/.clang-format new file mode 100644 index 0000000..2bf686a --- /dev/null +++ b/.clang-format @@ -0,0 +1,6 @@ +# -*- mode: yaml -*- + +BasedOnStyle: LLVM +IndentWidth: 4 +ColumnLimit: 120 +BreakBeforeBraces: WebKit # Only break at start of functions diff --git a/.gitignore b/.gitignore new file mode 100644 index 0000000..9500d59 --- /dev/null +++ b/.gitignore @@ -0,0 +1,77 @@ +# Created by https://www.toptal.com/developers/gitignore/api/cmake,emacs +# Edit at https://www.toptal.com/developers/gitignore?templates=cmake,emacs + +### CMake ### +CMakeLists.txt.user +CMakeCache.txt +CMakeFiles +CMakeScripts +Testing +Makefile +cmake_install.cmake +install_manifest.txt +compile_commands.json +CTestTestfile.cmake +_deps + +### CMake Patch ### +CMakeUserPresets.json + +# External projects +*-prefix/ + +### Emacs ### +# -*- mode: gitignore; -*- +*~ +\#*\# +/.emacs.desktop +/.emacs.desktop.lock +*.elc +auto-save-list +tramp +.\#* + +# Org-mode +.org-id-locations +*_archive + +# flymake-mode +*_flymake.* + +# eshell files +/eshell/history +/eshell/lastdir + +# elpa packages +/elpa/ + +# reftex files +*.rel + +# AUCTeX auto folder +/auto/ + +# cask packages +.cask/ +dist/ + +# Flycheck +flycheck_*.el + +# server auth directory +/server/ + +# projectiles files +.projectile + +# directory configuration +.dir-locals.el + +# network security +/network-security.data + + +# End of https://www.toptal.com/developers/gitignore/api/cmake,emacs + +.cache/ +build/ diff --git a/.gitmodules b/.gitmodules new file mode 100644 index 0000000..a839fa6 --- /dev/null +++ b/.gitmodules @@ -0,0 +1,3 @@ +[submodule "HAL"] + path = HAL + url = https://github.com/STMicroelectronics/STM32CubeF1.git diff --git a/CMakeLists.txt b/CMakeLists.txt new file mode 100644 index 0000000..978743f --- /dev/null +++ b/CMakeLists.txt @@ -0,0 +1,69 @@ +cmake_minimum_required(VERSION 3.29) + +project(pico-stm32-playground LANGUAGES C ASM) + +set(CMAKE_C_STANDARD 11) +set(CMAKE_C_STANDARD_REQUIRED ON) +set(CMAKE_C_EXTENSIONS ON) + +# Set up STM32 HAL +set(STM32_HAL_DEFINES + STM32F103xB + HSE_VALUE=16000000U +) + +set(HAL_DIR ${CMAKE_CURRENT_SOURCE_DIR}/HAL) + +add_library(stm32-hal STATIC) + +target_include_directories(stm32-hal PUBLIC + ${HAL_DIR}/Drivers/CMSIS/Include + ${HAL_DIR}/Drivers/CMSIS/Device/ST/STM32F1xx/Include + ${HAL_DIR}/Drivers/STM32F1xx_HAL_Driver/Inc + include/ +) + +target_compile_definitions(stm32-hal PUBLIC + ${STM32_HAL_DEFINES} +) + +target_sources(stm32-hal PRIVATE + # LL drivers + ${HAL_DIR}/Drivers/STM32F1xx_HAL_Driver/Src/stm32f1xx_ll_adc.c + ${HAL_DIR}/Drivers/STM32F1xx_HAL_Driver/Src/stm32f1xx_ll_crc.c + ${HAL_DIR}/Drivers/STM32F1xx_HAL_Driver/Src/stm32f1xx_ll_dma.c + ${HAL_DIR}/Drivers/STM32F1xx_HAL_Driver/Src/stm32f1xx_ll_exti.c + ${HAL_DIR}/Drivers/STM32F1xx_HAL_Driver/Src/stm32f1xx_ll_gpio.c + ${HAL_DIR}/Drivers/STM32F1xx_HAL_Driver/Src/stm32f1xx_ll_i2c.c + ${HAL_DIR}/Drivers/STM32F1xx_HAL_Driver/Src/stm32f1xx_ll_pwr.c + ${HAL_DIR}/Drivers/STM32F1xx_HAL_Driver/Src/stm32f1xx_ll_rcc.c + ${HAL_DIR}/Drivers/STM32F1xx_HAL_Driver/Src/stm32f1xx_ll_rtc.c + ${HAL_DIR}/Drivers/STM32F1xx_HAL_Driver/Src/stm32f1xx_ll_spi.c + ${HAL_DIR}/Drivers/STM32F1xx_HAL_Driver/Src/stm32f1xx_ll_tim.c + ${HAL_DIR}/Drivers/STM32F1xx_HAL_Driver/Src/stm32f1xx_ll_usart.c + ${HAL_DIR}/Drivers/STM32F1xx_HAL_Driver/Src/stm32f1xx_ll_utils.c + # Startup code + ${HAL_DIR}/Drivers/CMSIS/Device/ST/STM32F1xx/Source/Templates/gcc/startup_stm32f103xb.s + ${HAL_DIR}/Drivers/CMSIS/Device/ST/STM32F1xx/Source/Templates/system_stm32f1xx.c +) + +# Set up target executable +add_executable(pico-stm32-playground) + +target_link_libraries(pico-stm32-playground + PRIVATE stm32-hal +) + +target_sources(pico-stm32-playground PRIVATE + src/main.c +) + +# clang-format +add_custom_target(check-format + find include/ src/ -iname '*.[ch]' -exec clang-format -Werror --dry-run {} + + WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR} +) +add_custom_target(clang-format + find include/ src/ -iname '*.[ch]' -exec clang-format -i {} + + WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR} +) diff --git a/CMakePresets.json b/CMakePresets.json new file mode 100644 index 0000000..9a0c120 --- /dev/null +++ b/CMakePresets.json @@ -0,0 +1,38 @@ +{ + "version": 3, + "configurePresets": [ + { + "name": "default", + "hidden": true, + "generator": "Ninja", + "binaryDir": "${sourceDir}/build/${presetName}", + "toolchainFile": "${sourceDir}/cmake/gcc-arm-none-eabi.cmake", + "cacheVariables": { + } + }, + { + "name": "Debug", + "inherits": "default", + "cacheVariables": { + "CMAKE_BUILD_TYPE": "Debug" + } + }, + { + "name": "Release", + "inherits": "default", + "cacheVariables": { + "CMAKE_BUILD_TYPE": "Release" + } + } + ], + "buildPresets": [ + { + "name": "Debug", + "configurePreset": "Debug" + }, + { + "name": "Release", + "configurePreset": "Release" + } + ] +} \ No newline at end of file diff --git a/HAL b/HAL new file mode 160000 index 0000000..42472d6 --- /dev/null +++ b/HAL @@ -0,0 +1 @@ +Subproject commit 42472d601caa457b02d849c7de5f9792629ee324 diff --git a/STM32F103X8_FLASH.ld b/STM32F103X8_FLASH.ld new file mode 100644 index 0000000..a15aa1d --- /dev/null +++ b/STM32F103X8_FLASH.ld @@ -0,0 +1,172 @@ +/* Adapted from + https://github.com/STMicroelectronics/cmsis-device-f1/blob/master/Source/Templates/gcc/linker/STM32F103XB_FLASH.ld + under Apache2.0 license +*/ + +/* +***************************************************************************** +** +** File : STM32F103X8_FLASH.ld +** +** Abstract : Linker script for STM32F103x8 Device with +** 64KByte FLASH, 20KByte RAM +** +** Set heap size, stack size and stack location according +** to application requirements. +** +** Set memory bank area and size if external memory is used. +** +** Target : STMicroelectronics STM32 +** +** +** Distribution: The file is distributed as is, without any warranty +** of any kind. +** +** (c)Copyright Ac6. +** You may use this file as-is or modify it according to the needs of your +** project. Distribution of this file (unmodified or modified) is not +** permitted. Ac6 permit registered System Workbench for MCU users the +** rights to distribute the assembled, compiled & linked contents of this +** file as part of an application binary file, provided that it is built +** using the System Workbench for MCU toolchain. +** +***************************************************************************** +*/ + +/* Entry Point */ +ENTRY(Reset_Handler) + +/* Highest address of the user mode stack */ +_estack = 0x20004FFF; /* end of RAM */ + +/* Generate a link error if heap and stack don't fit into RAM */ +_Min_Heap_Size = 0x200; /* required amount of heap */ +_Min_Stack_Size = 0x400; /* required amount of stack */ + +/* Specify the memory areas */ +MEMORY +{ +FLASH (rx) : ORIGIN = 0x08000000, LENGTH = 64K +RAM (xrw) : ORIGIN = 0x20000000, LENGTH = 20K +} + +/* Define output sections */ +SECTIONS +{ + /* The startup code goes first into FLASH */ + .isr_vector : + { + . = ALIGN(4); + KEEP(*(.isr_vector)) /* Startup code */ + . = ALIGN(4); + } >FLASH + + /* The program code and other data goes into FLASH */ + .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 goes into FLASH */ + .rodata : + { + . = ALIGN(4); + *(.rodata) /* .rodata sections (constants, strings, etc.) */ + *(.rodata*) /* .rodata* sections (constants, strings, etc.) */ + . = ALIGN(4); + } >FLASH + + .ARM.extab : { *(.ARM.extab* .gnu.linkonce.armextab.*) } >FLASH + .ARM : { + __exidx_start = .; + *(.ARM.exidx*) + __exidx_end = .; + } >FLASH + + .preinit_array : + { + PROVIDE_HIDDEN (__preinit_array_start = .); + KEEP (*(.preinit_array*)) + PROVIDE_HIDDEN (__preinit_array_end = .); + } >FLASH + .init_array : + { + PROVIDE_HIDDEN (__init_array_start = .); + KEEP (*(SORT(.init_array.*))) + KEEP (*(.init_array*)) + PROVIDE_HIDDEN (__init_array_end = .); + } >FLASH + .fini_array : + { + PROVIDE_HIDDEN (__fini_array_start = .); + KEEP (*(SORT(.fini_array.*))) + KEEP (*(.fini_array*)) + PROVIDE_HIDDEN (__fini_array_end = .); + } >FLASH + + /* used by the startup to initialize data */ + _sidata = LOADADDR(.data); + + /* Initialized data sections goes into RAM, load LMA copy after code */ + .data : + { + . = ALIGN(4); + _sdata = .; /* create a global symbol at data start */ + *(.data) /* .data sections */ + *(.data*) /* .data* sections */ + + . = ALIGN(4); + _edata = .; /* define a global symbol at data end */ + } >RAM AT> FLASH + + + /* Uninitialized data section */ + . = ALIGN(4); + .bss (NOLOAD): + { + /* 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 + + /* User_heap_stack section, used to check that there is enough RAM left */ + ._user_heap_stack (NOLOAD) : + { + . = ALIGN(8); + PROVIDE ( end = . ); + PROVIDE ( _end = . ); + . = . + _Min_Heap_Size; + . = . + _Min_Stack_Size; + . = ALIGN(8); + } >RAM + + + + /* Remove information from the standard libraries */ + /DISCARD/ : + { + libc.a ( * ) + libm.a ( * ) + libgcc.a ( * ) + } + + .ARM.attributes 0 : { *(.ARM.attributes) } +} diff --git a/cmake/gcc-arm-none-eabi.cmake b/cmake/gcc-arm-none-eabi.cmake new file mode 100644 index 0000000..668f151 --- /dev/null +++ b/cmake/gcc-arm-none-eabi.cmake @@ -0,0 +1,43 @@ +set(CMAKE_SYSTEM_NAME Generic) +set(CMAKE_SYSTEM_PROCESSOR arm) + +set(CMAKE_C_COMPILER_ID GNU) +set(CMAKE_CXX_COMPILER_ID GNU) + +# Some default GCC settings +# arm-none-eabi- must be part of path environment +set(TOOLCHAIN_PREFIX arm-none-eabi-) + +set(CMAKE_C_COMPILER ${TOOLCHAIN_PREFIX}gcc) +set(CMAKE_ASM_COMPILER ${CMAKE_C_COMPILER}) +set(CMAKE_CXX_COMPILER ${TOOLCHAIN_PREFIX}g++) +set(CMAKE_LINKER ${TOOLCHAIN_PREFIX}g++) +set(CMAKE_OBJCOPY ${TOOLCHAIN_PREFIX}objcopy) +set(CMAKE_SIZE ${TOOLCHAIN_PREFIX}size) + +set(CMAKE_EXECUTABLE_SUFFIX_ASM ".elf") +set(CMAKE_EXECUTABLE_SUFFIX_C ".elf") +set(CMAKE_EXECUTABLE_SUFFIX_CXX ".elf") + +set(CMAKE_TRY_COMPILE_TARGET_TYPE STATIC_LIBRARY) + +# MCU specific flags +set(TARGET_FLAGS "-mcpu=cortex-m3 ") + +set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${TARGET_FLAGS}") +set(CMAKE_ASM_FLAGS "${CMAKE_C_FLAGS} -x assembler-with-cpp -MMD -MP") +set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wall -fdata-sections -ffunction-sections") + +set(CMAKE_C_FLAGS_DEBUG "-O0 -g3") +set(CMAKE_C_FLAGS_RELEASE "-Os -g0") +set(CMAKE_CXX_FLAGS_DEBUG "-O0 -g3") +set(CMAKE_CXX_FLAGS_RELEASE "-Os -g0") + +set(CMAKE_CXX_FLAGS "${CMAKE_C_FLAGS} -fno-rtti -fno-exceptions -fno-threadsafe-statics") + +set(CMAKE_EXE_LINKER_FLAGS "${TARGET_FLAGS}") +set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -T \"${CMAKE_SOURCE_DIR}/STM32F103X8_FLASH.ld\"") +set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} --specs=nano.specs") +set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -Wl,-Map=${CMAKE_PROJECT_NAME}.map -Wl,--gc-sections") +set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -Wl,--print-memory-usage") +set(TOOLCHAIN_LINK_LIBRARIES "m") diff --git a/include/stm32f1xx_hal_conf.h b/include/stm32f1xx_hal_conf.h new file mode 100644 index 0000000..f60f047 --- /dev/null +++ b/include/stm32f1xx_hal_conf.h @@ -0,0 +1,391 @@ +/** + ****************************************************************************** + * @file stm32f1xx_hal_conf.h + * @author MCD Application Team + * @brief HAL configuration file. + ****************************************************************************** + * @attention + * + * Copyright (c) 2016 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. + * + ****************************************************************************** + */ + +/* Define to prevent recursive inclusion -------------------------------------*/ +#ifndef __STM32F1xx_HAL_CONF_H +#define __STM32F1xx_HAL_CONF_H + +#include + +#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_CAN_MODULE_ENABLED */ +/* #define HAL_CAN_LEGACY_MODULE_ENABLED */ +/* #define HAL_CEC_MODULE_ENABLED */ +/* #define HAL_CORTEX_MODULE_ENABLED */ +/* #define HAL_CRC_MODULE_ENABLED */ +/* #define HAL_DAC_MODULE_ENABLED */ +/* #define HAL_DMA_MODULE_ENABLED */ +/* #define HAL_ETH_MODULE_ENABLED */ +/* #define HAL_EXTI_MODULE_ENABLED */ +/* #define HAL_FLASH_MODULE_ENABLED */ +/* #define HAL_GPIO_MODULE_ENABLED */ +/* #define HAL_HCD_MODULE_ENABLED */ +/* #define HAL_I2C_MODULE_ENABLED */ +/* #define HAL_I2S_MODULE_ENABLED */ +/* #define HAL_IRDA_MODULE_ENABLED */ +/* #define HAL_IWDG_MODULE_ENABLED */ +/* #define HAL_NAND_MODULE_ENABLED */ +/* #define HAL_NOR_MODULE_ENABLED */ +/* #define HAL_PCCARD_MODULE_ENABLED */ +/* #define HAL_PCD_MODULE_ENABLED */ +/* #define HAL_PWR_MODULE_ENABLED */ +/* #define HAL_RCC_MODULE_ENABLED */ +/* #define HAL_RTC_MODULE_ENABLED */ +/* #define HAL_SD_MODULE_ENABLED */ +/* #define HAL_SMARTCARD_MODULE_ENABLED */ +/* #define HAL_SPI_MODULE_ENABLED */ +/* #define HAL_SRAM_MODULE_ENABLED */ +/* #define HAL_TIM_MODULE_ENABLED */ +/* #define HAL_UART_MODULE_ENABLED */ +/* #define HAL_USART_MODULE_ENABLED */ +/* #define HAL_WWDG_MODULE_ENABLED */ + +/* ########################## 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) +#if defined(USE_STM3210C_EVAL) +#define HSE_VALUE 25000000U /*!< Value of the External oscillator in Hz */ +#else +#define HSE_VALUE 8000000U /*!< Value of the External oscillator in Hz */ +#endif +#endif /* HSE_VALUE */ + +#if !defined(HSE_STARTUP_TIMEOUT) +#define HSE_STARTUP_TIMEOUT 100U /*!< 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 8000000U /*!< Value of the Internal oscillator in Hz */ +#endif /* HSI_VALUE */ + +/** + * @brief Internal Low Speed oscillator (LSI) value. + */ +#if !defined(LSI_VALUE) +#define LSI_VALUE 40000U /*!< 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 32768U /*!< Value of the External oscillator in Hz*/ +#endif /* LSE_VALUE */ + +#if !defined(LSE_STARTUP_TIMEOUT) +#define LSE_STARTUP_TIMEOUT 5000U /*!< Time out for LSE start up, in ms */ +#endif /* LSE_STARTUP_TIMEOUT */ + +/* 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 3300U /*!< Value of VDD in mv */ +#define TICK_INT_PRIORITY 0x0FU /*!< tick interrupt priority */ +#define USE_RTOS 0U +#define PREFETCH_ENABLE 1U + +#define USE_HAL_ADC_REGISTER_CALLBACKS 0U /* ADC register callback disabled */ +#define USE_HAL_CAN_REGISTER_CALLBACKS 0U /* CAN register callback disabled */ +#define USE_HAL_CEC_REGISTER_CALLBACKS 0U /* CEC register callback disabled */ +#define USE_HAL_DAC_REGISTER_CALLBACKS 0U /* DAC register callback disabled */ +#define USE_HAL_ETH_REGISTER_CALLBACKS 0U /* ETH register callback disabled */ +#define USE_HAL_HCD_REGISTER_CALLBACKS 0U /* HCD register callback disabled */ +#define USE_HAL_I2C_REGISTER_CALLBACKS 0U /* I2C register callback disabled */ +#define USE_HAL_I2S_REGISTER_CALLBACKS 0U /* I2S register callback disabled */ +#define USE_HAL_MMC_REGISTER_CALLBACKS 0U /* MMC register callback disabled */ +#define USE_HAL_NAND_REGISTER_CALLBACKS 0U /* NAND register callback disabled */ +#define USE_HAL_NOR_REGISTER_CALLBACKS 0U /* NOR register callback disabled */ +#define USE_HAL_PCCARD_REGISTER_CALLBACKS 0U /* PCCARD register callback disabled */ +#define USE_HAL_PCD_REGISTER_CALLBACKS 0U /* PCD register callback disabled */ +#define USE_HAL_RTC_REGISTER_CALLBACKS 0U /* RTC register callback disabled */ +#define USE_HAL_SD_REGISTER_CALLBACKS 0U /* SD register callback disabled */ +#define USE_HAL_SMARTCARD_REGISTER_CALLBACKS 0U /* SMARTCARD register callback disabled */ +#define USE_HAL_IRDA_REGISTER_CALLBACKS 0U /* IRDA register callback disabled */ +#define USE_HAL_SRAM_REGISTER_CALLBACKS 0U /* SRAM register callback disabled */ +#define USE_HAL_SPI_REGISTER_CALLBACKS 0U /* SPI register callback disabled */ +#define USE_HAL_TIM_REGISTER_CALLBACKS 0U /* TIM register callback disabled */ +#define USE_HAL_UART_REGISTER_CALLBACKS 0U /* UART register callback disabled */ +#define USE_HAL_USART_REGISTER_CALLBACKS 0U /* USART register callback disabled */ +#define USE_HAL_WWDG_REGISTER_CALLBACKS 0U /* WWDG register callback disabled */ + +/* ########################## Assert Selection ############################## */ +/** + * @brief Uncomment the line below to expanse the "assert_param" macro in the + * HAL drivers code + */ +/* #define USE_FULL_ASSERT 1U */ + +/* ################## Ethernet peripheral configuration ##################### */ + +/* Section 1 : Ethernet peripheral configuration */ + +/* MAC ADDRESS: MAC_ADDR0:MAC_ADDR1:MAC_ADDR2:MAC_ADDR3:MAC_ADDR4:MAC_ADDR5 */ +#define MAC_ADDR0 2U +#define MAC_ADDR1 0U +#define MAC_ADDR2 0U +#define MAC_ADDR3 0U +#define MAC_ADDR4 0U +#define MAC_ADDR5 0U + +/* Definition of the Ethernet driver buffers size and count */ +#define ETH_RX_BUF_SIZE ETH_MAX_PACKET_SIZE /* buffer size for receive */ +#define ETH_TX_BUF_SIZE ETH_MAX_PACKET_SIZE /* buffer size for transmit */ + +#define ETH_RXBUFNB 8U /* 8 Rx buffers of size ETH_RX_BUF_SIZE */ +#define ETH_TXBUFNB 4U /* 4 Tx buffers of size ETH_TX_BUF_SIZE */ + +/* Section 2: PHY configuration section */ + +/* DP83848 PHY Address*/ +#define DP83848_PHY_ADDRESS 0x01U +/* PHY Reset delay these values are based on a 1 ms Systick interrupt*/ +#define PHY_RESET_DELAY 0x000000FFU +/* PHY Configuration delay */ +#define PHY_CONFIG_DELAY 0x00000FFFU + +#define PHY_READ_TO 0x0000FFFFU +#define PHY_WRITE_TO 0x0000FFFFU + +/* Section 3: Common PHY Registers */ + +#define PHY_BCR ((uint16_t)0x0000) /*!< Transceiver Basic Control Register */ +#define PHY_BSR ((uint16_t)0x0001) /*!< Transceiver Basic Status Register */ + +#define PHY_RESET ((uint16_t)0x8000) /*!< PHY Reset */ +#define PHY_LOOPBACK ((uint16_t)0x4000) /*!< Select loop-back mode */ +#define PHY_FULLDUPLEX_100M ((uint16_t)0x2100) /*!< Set the full-duplex mode at 100 Mb/s */ +#define PHY_HALFDUPLEX_100M ((uint16_t)0x2000) /*!< Set the half-duplex mode at 100 Mb/s */ +#define PHY_FULLDUPLEX_10M ((uint16_t)0x0100) /*!< Set the full-duplex mode at 10 Mb/s */ +#define PHY_HALFDUPLEX_10M ((uint16_t)0x0000) /*!< Set the half-duplex mode at 10 Mb/s */ +#define PHY_AUTONEGOTIATION ((uint16_t)0x1000) /*!< Enable auto-negotiation function */ +#define PHY_RESTART_AUTONEGOTIATION ((uint16_t)0x0200) /*!< Restart auto-negotiation function */ +#define PHY_POWERDOWN ((uint16_t)0x0800) /*!< Select the power down mode */ +#define PHY_ISOLATE ((uint16_t)0x0400) /*!< Isolate PHY from MII */ + +#define PHY_AUTONEGO_COMPLETE ((uint16_t)0x0020) /*!< Auto-Negotiation process completed */ +#define PHY_LINKED_STATUS ((uint16_t)0x0004) /*!< Valid link established */ +#define PHY_JABBER_DETECTION ((uint16_t)0x0002) /*!< Jabber condition detected */ + +/* Section 4: Extended PHY Registers */ + +#define PHY_SR ((uint16_t)0x0010) /*!< PHY status register Offset */ +#define PHY_MICR ((uint16_t)0x0011) /*!< MII Interrupt Control Register */ +#define PHY_MISR ((uint16_t)0x0012) /*!< MII Interrupt Status and Misc. Control Register */ + +#define PHY_LINK_STATUS ((uint16_t)0x0001) /*!< PHY Link mask */ +#define PHY_SPEED_STATUS ((uint16_t)0x0002) /*!< PHY Speed mask */ +#define PHY_DUPLEX_STATUS ((uint16_t)0x0004) /*!< PHY Duplex mask */ + +#define PHY_MICR_INT_EN ((uint16_t)0x0002) /*!< PHY Enable interrupts */ +#define PHY_MICR_INT_OE ((uint16_t)0x0001) /*!< PHY Enable output interrupt events */ + +#define PHY_MISR_LINK_INT_EN ((uint16_t)0x0020) /*!< Enable Interrupt on change of link status */ +#define PHY_LINK_INTERRUPT ((uint16_t)0x2000) /*!< PHY link status interrupt mask */ + +/* ################## 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 1U + +/* Includes ------------------------------------------------------------------*/ +/** + * @brief Include module's header file + */ + +#ifdef HAL_RCC_MODULE_ENABLED +#include "stm32f1xx_hal_rcc.h" +#endif /* HAL_RCC_MODULE_ENABLED */ + +#ifdef HAL_GPIO_MODULE_ENABLED +#include "stm32f1xx_hal_gpio.h" +#endif /* HAL_GPIO_MODULE_ENABLED */ + +#ifdef HAL_EXTI_MODULE_ENABLED +#include "stm32f1xx_hal_exti.h" +#endif /* HAL_EXTI_MODULE_ENABLED */ + +#ifdef HAL_DMA_MODULE_ENABLED +#include "stm32f1xx_hal_dma.h" +#endif /* HAL_DMA_MODULE_ENABLED */ + +#ifdef HAL_ETH_MODULE_ENABLED +#include "stm32f1xx_hal_eth.h" +#endif /* HAL_ETH_MODULE_ENABLED */ + +#ifdef HAL_CAN_MODULE_ENABLED +#include "stm32f1xx_hal_can.h" +#endif /* HAL_CAN_MODULE_ENABLED */ + +#ifdef HAL_CAN_LEGACY_MODULE_ENABLED +#include "Legacy/stm32f1xx_hal_can_legacy.h" +#endif /* HAL_CAN_LEGACY_MODULE_ENABLED */ + +#ifdef HAL_CEC_MODULE_ENABLED +#include "stm32f1xx_hal_cec.h" +#endif /* HAL_CEC_MODULE_ENABLED */ + +#ifdef HAL_CORTEX_MODULE_ENABLED +#include "stm32f1xx_hal_cortex.h" +#endif /* HAL_CORTEX_MODULE_ENABLED */ + +#ifdef HAL_ADC_MODULE_ENABLED +#include "stm32f1xx_hal_adc.h" +#endif /* HAL_ADC_MODULE_ENABLED */ + +#ifdef HAL_CRC_MODULE_ENABLED +#include "stm32f1xx_hal_crc.h" +#endif /* HAL_CRC_MODULE_ENABLED */ + +#ifdef HAL_DAC_MODULE_ENABLED +#include "stm32f1xx_hal_dac.h" +#endif /* HAL_DAC_MODULE_ENABLED */ + +#ifdef HAL_FLASH_MODULE_ENABLED +#include "stm32f1xx_hal_flash.h" +#endif /* HAL_FLASH_MODULE_ENABLED */ + +#ifdef HAL_SRAM_MODULE_ENABLED +#include "stm32f1xx_hal_sram.h" +#endif /* HAL_SRAM_MODULE_ENABLED */ + +#ifdef HAL_NOR_MODULE_ENABLED +#include "stm32f1xx_hal_nor.h" +#endif /* HAL_NOR_MODULE_ENABLED */ + +#ifdef HAL_I2C_MODULE_ENABLED +#include "stm32f1xx_hal_i2c.h" +#endif /* HAL_I2C_MODULE_ENABLED */ + +#ifdef HAL_I2S_MODULE_ENABLED +#include "stm32f1xx_hal_i2s.h" +#endif /* HAL_I2S_MODULE_ENABLED */ + +#ifdef HAL_IWDG_MODULE_ENABLED +#include "stm32f1xx_hal_iwdg.h" +#endif /* HAL_IWDG_MODULE_ENABLED */ + +#ifdef HAL_PWR_MODULE_ENABLED +#include "stm32f1xx_hal_pwr.h" +#endif /* HAL_PWR_MODULE_ENABLED */ + +#ifdef HAL_RTC_MODULE_ENABLED +#include "stm32f1xx_hal_rtc.h" +#endif /* HAL_RTC_MODULE_ENABLED */ + +#ifdef HAL_PCCARD_MODULE_ENABLED +#include "stm32f1xx_hal_pccard.h" +#endif /* HAL_PCCARD_MODULE_ENABLED */ + +#ifdef HAL_SD_MODULE_ENABLED +#include "stm32f1xx_hal_sd.h" +#endif /* HAL_SD_MODULE_ENABLED */ + +#ifdef HAL_NAND_MODULE_ENABLED +#include "stm32f1xx_hal_nand.h" +#endif /* HAL_NAND_MODULE_ENABLED */ + +#ifdef HAL_SPI_MODULE_ENABLED +#include "stm32f1xx_hal_spi.h" +#endif /* HAL_SPI_MODULE_ENABLED */ + +#ifdef HAL_TIM_MODULE_ENABLED +#include "stm32f1xx_hal_tim.h" +#endif /* HAL_TIM_MODULE_ENABLED */ + +#ifdef HAL_UART_MODULE_ENABLED +#include "stm32f1xx_hal_uart.h" +#endif /* HAL_UART_MODULE_ENABLED */ + +#ifdef HAL_USART_MODULE_ENABLED +#include "stm32f1xx_hal_usart.h" +#endif /* HAL_USART_MODULE_ENABLED */ + +#ifdef HAL_IRDA_MODULE_ENABLED +#include "stm32f1xx_hal_irda.h" +#endif /* HAL_IRDA_MODULE_ENABLED */ + +#ifdef HAL_SMARTCARD_MODULE_ENABLED +#include "stm32f1xx_hal_smartcard.h" +#endif /* HAL_SMARTCARD_MODULE_ENABLED */ + +#ifdef HAL_WWDG_MODULE_ENABLED +#include "stm32f1xx_hal_wwdg.h" +#endif /* HAL_WWDG_MODULE_ENABLED */ + +#ifdef HAL_PCD_MODULE_ENABLED +#include "stm32f1xx_hal_pcd.h" +#endif /* HAL_PCD_MODULE_ENABLED */ + +#ifdef HAL_HCD_MODULE_ENABLED +#include "stm32f1xx_hal_hcd.h" +#endif /* HAL_HCD_MODULE_ENABLED */ + +/* Exported macro ------------------------------------------------------------*/ +#ifdef USE_FULL_ASSERT +/** + * @brief The assert_param macro is used for function's 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 /* __STM32F1xx_HAL_CONF_H */ diff --git a/src/main.c b/src/main.c new file mode 100644 index 0000000..777596b --- /dev/null +++ b/src/main.c @@ -0,0 +1,30 @@ +// SPDX-License-Identifier: MIT +// Copyright (c) 2024-2025 Matthias Blankertz + +#include +#include +#include +#include + +static void HALInit(void) +{ + LL_APB2_GRP1_EnableClock(LL_APB2_GRP1_PERIPH_AFIO | LL_APB2_GRP1_PERIPH_GPIOA); + LL_APB1_GRP1_EnableClock(LL_APB1_GRP1_PERIPH_PWR); + + // No JTAG, only SWD + LL_GPIO_AF_Remap_SWJ_NOJTAG(); + + LL_GPIO_SetPinMode(GPIOA, LL_GPIO_PIN_8, LL_GPIO_MODE_OUTPUT); + + LL_Init1msTick(8000000); +} + +int main(void) +{ + HALInit(); + + while (1) { + LL_GPIO_TogglePin(GPIOA, LL_GPIO_PIN_8); + LL_mDelay(1000); + } +} diff --git a/stm32.cfg b/stm32.cfg new file mode 100644 index 0000000..a7ce917 --- /dev/null +++ b/stm32.cfg @@ -0,0 +1,16 @@ +# stm32_flash.cfg + +# Source the interface configuration using the full default path. +# Debugprobe is a CMSIS-DAP compatible probe. +source /usr/share/openocd/scripts/interface/cmsis-dap.cfg + +# Set the transport protocol +transport select swd + +# Source the target configuration for your specific STM32 model using the full path. +# I used an STM32F1 series chip. Change this to match your target! +# e.g., /usr/share/openocd/scripts/target/stm32f4x.cfg +source /usr/share/openocd/scripts/target/stm32f1x.cfg + +# (Optional) Increase the adapter speed for faster flashing +adapter speed 5000 \ No newline at end of file