Added support for Longan Nano board with GD32VF103 RISC-V core

board/blue-pill/inc/board.h

@@ -34,8 +34,12 @@ SPDX-License-Identifier: MIT
 #include "hal.h"
 #endif
 #if defined(USE_DRIVERS)
+#if defined(GD32F10X)
+#include "gd32f10x.h"
+#else
 #include "stm32f1xx_hal.h"
 #endif
+#endif
 
 /* === Cabecera C++ ============================================================================ */
 
@@ -48,8 +52,8 @@ extern "C" {
 #if defined(USE_HAL)
 #define LED HAL_GPIO_PC13
 #elif defined(USE_DRIVERS)
-// #define LED_PORT GPIOC
-// #define LED_PIN  GPIO_PIN_3
+#define LED_PORT GPIOC
+#define LED_PIN  GPIO_PIN_3
 #endif
 
 /* === Public data type declarations =========================================================== */

board/blue-pill/src/board.c

@@ -49,6 +49,7 @@ extern void initialise_monitor_handles(void);
 
 /* === Private function implementation ========================================================= */
 
+#if defined(STM32F1XX)
 void SystemClock_Config(void) {
     RCC_OscInitTypeDef RCC_OscInitStruct = {0};
     RCC_ClkInitTypeDef RCC_ClkInitStruct = {0};
@@ -81,8 +82,26 @@ void SystemClock_Config(void) {
     }
 }
 
+void GPIO_Config(void) {
+    /* GPIO Ports Clock Enable */
+    __HAL_RCC_GPIOA_CLK_ENABLE();
+
+    /*Configure GPIO pin Output Level */
+    HAL_GPIO_WritePin(GPIOA, GPIO_PIN_3, GPIO_PIN_RESET);
+
+    /*Configure LED GPIO pin : PC13 */
+    GPIO_InitTypeDef GPIO_InitStruct = {0};
+    GPIO_InitStruct.Pin = LED_PIN;
+    GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
+    GPIO_InitStruct.Pull = GPIO_NOPULL;
+    GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
+    HAL_GPIO_Init(LED_PORT, &GPIO_InitStruct);
+}
+#endif /* STM32F1XX */
+
 /* === Public function implementation ========================================================== */
 
+#if defined(STM32F1XX)
 void HAL_MspInit(void) {
     /* USER CODE BEGIN MspInit 0 */
 
@@ -101,28 +120,20 @@ void HAL_MspInit(void) {
 
     /* USER CODE END MspInit 1 */
 }
+#endif /* STM32F1XX */
 
 void BoardSetup(void) {
-    HAL_Init();
-    SystemClock_Config();
-    SystemCoreClockUpdate();
-
 #if defined(USE_HAL)
     GpioSetDirection(LED, true);
 #elif defined(USE_DRIVERS)
-    GPIO_InitTypeDef GPIO_InitStruct = {0};
-
-    /* GPIO Ports Clock Enable */
-    __HAL_RCC_GPIOA_CLK_ENABLE();
-
-    /*Configure GPIO pin Output Level */
-    HAL_GPIO_WritePin(GPIOA, GPIO_PIN_3, GPIO_PIN_RESET);
-
-    /*Configure LED GPIO pin : PC13 */
-    GPIO_InitStruct.Pin = LED_PIN GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
-    GPIO_InitStruct.Pull = GPIO_NOPULL;
-    GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW;
-    HAL_GPIO_Init(LED_PORT, &GPIO_InitStruct);
+#if defined(STM32F1XX)
+    HAL_Init();
+    SystemClock_Config();
+    GPIO_Config();
+#else
+    SystemInit();
+#endif
+    SystemCoreClockUpdate();
 #endif
 
     /*

board/longan-nano/inc/board.h

@@ -0,0 +1,77 @@
+/************************************************************************************************
+Copyright (c) 2022-2024, Laboratorio de Microprocesadores
+Facultad de Ciencias Exactas y Tecnología, Universidad Nacional de Tucumán
+https://www.microprocesadores.unt.edu.ar/
+
+Copyright (c) 2022-2024, Esteban Volentini <evolentini@herrera.unt.edu.ar>
+
+Permission is hereby granted, free of charge, to any person obtaining a copy of this software and
+associated documentation files (the "Software"), to deal in the Software without restriction,
+including without limitation the rights to use, copy, modify, merge, publish, distribute,
+sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all copies or substantial
+portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT
+NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES
+OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+SPDX-License-Identifier: MIT
+*************************************************************************************************/
+
+#ifndef BOARD_H
+#define BOARD_H
+
+/** \brief Longan NANO board declarations
+ **
+ ** \addtogroup board Board support
+ ** \brief Board agnostic configuration module
+ ** @{ */
+
+/* === Headers files inclusions ================================================================ */
+
+#if defined(USE_HAL)
+#include "hal.h"
+#endif
+#if defined(USE_DRIVERS)
+#include "gd32vf103.h"
+#endif
+
+/* === Cabecera C++ ============================================================================ */
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/* === Public macros definitions =============================================================== */
+
+#if defined(USE_HAL)
+
+#elif defined(USE_DRIVERS)
+
+#endif
+
+/* === Public data type declarations =========================================================== */
+
+/* === Public variable declarations ============================================================ */
+
+/* === Public function declarations ============================================================ */
+
+/**
+ * @brief Function to initilize board configuration
+ */
+void BoardSetup(void);
+
+/* === End of documentation ==================================================================== */
+
+#ifdef __cplusplus
+}
+#endif
+
+/** @} End of module definition for doxygen */
+
+#endif /* BOARD_H */

board/longan-nano/makefile

@@ -0,0 +1,28 @@
+##################################################################################################
+# Copyright (c) 2022-2024, Laboratorio de Microprocesadores
+# Facultad de Ciencias Exactas y Tecnología, Universidad Nacional de Tucumán
+# https://www.microprocesadores.unt.edu.ar/
+#
+# Copyright (c) 2022-2024, Esteban Volentini <evolentini@herrera.unt.edu.ar>
+#
+# Permission is hereby granted, free of charge, to any person obtaining a copy of this software and
+# associated documentation files (the "Software"), to deal in the Software without restriction,
+# including without limitation the rights to use, copy, modify, merge, publish, distribute,
+# sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is
+# furnished to do so, subject to the following conditions:
+#
+# The above copyright notice and this permission notice shall be included in all copies or substantial
+# portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT
+# NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES
+# OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+# CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+#
+# SPDX-License-Identifier: MIT
+##################################################################################################
+
+MCU         ?= gd32vf103cbt6
+
+USE_DRIVERS ?= y

board/longan-nano/src/board.c

@@ -0,0 +1,63 @@
+/************************************************************************************************
+Copyright (c) 2022-2024, Laboratorio de Microprocesadores
+Facultad de Ciencias Exactas y Tecnología, Universidad Nacional de Tucumán
+https://www.microprocesadores.unt.edu.ar/
+
+Copyright (c) 2022-2024, Esteban Volentini <evolentini@herrera.unt.edu.ar>
+
+Permission is hereby granted, free of charge, to any person obtaining a copy of this software and
+associated documentation files (the "Software"), to deal in the Software without restriction,
+including without limitation the rights to use, copy, modify, merge, publish, distribute,
+sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all copies or substantial
+portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT
+NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES
+OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+SPDX-License-Identifier: MIT
+*************************************************************************************************/
+
+/** \brief Longan NANO board configuration implementation
+ **
+ ** \addtogroup board Board support
+ ** \brief Board agnostic configuration module
+ ** @{ */
+
+/* === Headers files inclusions =============================================================== */
+
+#include "board.h"
+#include "gd32vf103.h"
+
+/* === Macros definitions ====================================================================== */
+
+/* === Private data type declarations ========================================================== */
+
+/* === Private variable declarations =========================================================== */
+
+/* === Private function declarations =========================================================== */
+
+/* === Public variable definitions ============================================================= */
+
+/* === Private variable definitions ============================================================ */
+
+/* === Private function implementation ========================================================= */
+
+/* === Public function implementation ========================================================== */
+
+void BoardSetup(void) {
+#ifdef USE_DRIVERS
+    SystemInit();
+    SystemCoreClockUpdate();
+#endif
+}
+
+/* === End of documentation ====================================================================
+ */
+
+/** @} End of module definition for doxygen */