mirror of
https://github.com/armel/uv-k1-k5v3-firmware-custom.git
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Re-structure source code
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muzkr committed
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@@ -0,0 +1,17 @@
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add_library(Core INTERFACE)
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target_include_directories(Core INTERFACE Inc)
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target_link_libraries(Core INTERFACE PY32F071_Driver)
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target_compile_definitions(Core INTERFACE
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PY32F071x8
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USE_FULL_LL_DRIVER
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)
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target_sources(Core INTERFACE
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Src/main.c
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Src/py32f071_it.c
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Src/system_py32f071.c
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startup_py32f071xx.s
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)
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target_link_options(Core INTERFACE "-T" "${CMAKE_CURRENT_SOURCE_DIR}/py32f071xb.ld")
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@@ -0,0 +1,66 @@
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/**
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******************************************************************************
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* @file main.h
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* @author MCU Application Team
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* @brief Header for main.c file.
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* This file contains the common defines of the application.
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******************************************************************************
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* @attention
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*
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||||
* <h2><center>© Copyright (c) 2023 Puya Semiconductor Co.
|
||||
* All rights reserved.</center></h2>
|
||||
*
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||||
* This software component is licensed by Puya under BSD 3-Clause license,
|
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* the "License"; You may not use this file except in compliance with the
|
||||
* License. You may obtain a copy of the License at:
|
||||
* opensource.org/licenses/BSD-3-Clause
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*
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******************************************************************************
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* @attention
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*
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* <h2><center>© Copyright (c) 2016 STMicroelectronics.
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* All rights reserved.</center></h2>
|
||||
*
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||||
* This software component is licensed by ST under BSD 3-Clause license,
|
||||
* the "License"; You may not use this file except in compliance with the
|
||||
* License. You may obtain a copy of the License at:
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* opensource.org/licenses/BSD-3-Clause
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*
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******************************************************************************
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*/
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/* Define to prevent recursive inclusion -------------------------------------*/
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#ifndef __MAIN_H
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#define __MAIN_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* Includes ------------------------------------------------------------------*/
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#include "py32f071_ll_rcc.h"
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#include "py32f071_ll_bus.h"
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#include "py32f071_ll_system.h"
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#include "py32f071_ll_cortex.h"
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#include "py32f071_ll_utils.h"
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#include "py32f071_ll_pwr.h"
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#include "py32f071_ll_dma.h"
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#include "py32f071_ll_gpio.h"
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#if defined(USE_FULL_ASSERT)
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#include "py32_assert.h"
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#endif /* USE_FULL_ASSERT */
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/* Private includes ----------------------------------------------------------*/
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/* Private defines -----------------------------------------------------------*/
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/* Exported variables prototypes ---------------------------------------------*/
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/* Exported functions prototypes ---------------------------------------------*/
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void APP_ErrorHandler(void);
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#ifdef __cplusplus
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}
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#endif
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#endif /* __MAIN_H */
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/************************ (C) COPYRIGHT Puya *****END OF FILE******************/
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@@ -0,0 +1,67 @@
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/**
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******************************************************************************
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* @file py32_assert.h
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* @brief PY32 assert file.
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******************************************************************************
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* @attention
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*
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* <h2><center>© Copyright (c) 2023 Puya Semiconductor Co.
|
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* All rights reserved.</center></h2>
|
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*
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* This software component is licensed by Puya under BSD 3-Clause license,
|
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* the "License"; You may not use this file except in compliance with the
|
||||
* License. You may obtain a copy of the License at:
|
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* opensource.org/licenses/BSD-3-Clause
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*
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******************************************************************************
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* @attention
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*
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* <h2><center>© Copyright (c) 2016 STMicroelectronics.
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* All rights reserved.</center></h2>
|
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*
|
||||
* This software component is licensed by ST under BSD 3-Clause license,
|
||||
* the "License"; You may not use this file except in compliance with the
|
||||
* License. You may obtain a copy of the License at:
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* opensource.org/licenses/BSD-3-Clause
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*
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******************************************************************************
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*/
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/* Define to prevent recursive inclusion -------------------------------------*/
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#ifndef __PY32_ASSERT_H
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#define __PY32_ASSERT_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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#ifdef USE_FULL_ASSERT
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/* Exported types ------------------------------------------------------------*/
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/* Exported constants --------------------------------------------------------*/
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/* Includes ------------------------------------------------------------------*/
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#include "stdint.h"
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/* Exported macro ------------------------------------------------------------*/
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/**
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* @brief The assert_param macro is used for function's parameters check.
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* @param expr: If expr is false, it calls assert_failed function
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* which reports the name of the source file and the source
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* line number of the call that failed.
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* If expr is true, it returns no value.
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* @retval None
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*/
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#define assert_param(expr) ((expr) ? (void)0U : assert_failed((uint8_t *)__FILE__, __LINE__))
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/* Exported functions ------------------------------------------------------- */
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void assert_failed(uint8_t* file, uint32_t line);
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#else
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#define assert_param(expr) ((void)0U)
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#endif /* USE_FULL_ASSERT */
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#ifdef __cplusplus
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}
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#endif
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#endif /* __PY32_ASSERT_H */
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/************************ (C) COPYRIGHT Puya *****END OF FILE******************/
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@@ -0,0 +1,55 @@
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/**
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******************************************************************************
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* @file py32f071_it.h
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* @author MCU Application Team
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* @brief This file contains the headers of the interrupt handlers.
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******************************************************************************
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* @attention
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*
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* <h2><center>© Copyright (c) 2023 Puya Semiconductor Co.
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* All rights reserved.</center></h2>
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||||
*
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* This software component is licensed by Puya under BSD 3-Clause license,
|
||||
* the "License"; You may not use this file except in compliance with the
|
||||
* License. You may obtain a copy of the License at:
|
||||
* opensource.org/licenses/BSD-3-Clause
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*
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******************************************************************************
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* @attention
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*
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* <h2><center>© Copyright (c) 2016 STMicroelectronics.
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||||
* All rights reserved.</center></h2>
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||||
*
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||||
* This software component is licensed by ST under BSD 3-Clause license,
|
||||
* the "License"; You may not use this file except in compliance with the
|
||||
* License. You may obtain a copy of the License at:
|
||||
* opensource.org/licenses/BSD-3-Clause
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||||
*
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******************************************************************************
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*/
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/* Define to prevent recursive inclusion -------------------------------------*/
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#ifndef __PY32F071_IT_H
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#define __PY32F071_IT_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* Private includes ----------------------------------------------------------*/
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||||
/* Exported types ------------------------------------------------------------*/
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/* Exported constants --------------------------------------------------------*/
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/* Exported macro ------------------------------------------------------------*/
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/* Exported functions prototypes ---------------------------------------------*/
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void NMI_Handler(void);
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void HardFault_Handler(void);
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void SVC_Handler(void);
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void PendSV_Handler(void);
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#ifdef __cplusplus
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}
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#endif
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#endif /* __PY32F071_IT_H */
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/************************ (C) COPYRIGHT Puya *****END OF FILE******************/
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+106
@@ -0,0 +1,106 @@
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/**
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******************************************************************************
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* @file main.c
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* @author MCU Application Team
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* @brief Main program body
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******************************************************************************
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* @attention
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*
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||||
* <h2><center>© Copyright (c) 2023 Puya Semiconductor Co.
|
||||
* All rights reserved.</center></h2>
|
||||
*
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||||
* This software component is licensed by Puya under BSD 3-Clause license,
|
||||
* the "License"; You may not use this file except in compliance with the
|
||||
* License. You may obtain a copy of the License at:
|
||||
* opensource.org/licenses/BSD-3-Clause
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*
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******************************************************************************
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* @attention
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*
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||||
* <h2><center>© Copyright (c) 2016 STMicroelectronics.
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* All rights reserved.</center></h2>
|
||||
*
|
||||
* This software component is licensed by ST under BSD 3-Clause license,
|
||||
* the "License"; You may not use this file except in compliance with the
|
||||
* License. You may obtain a copy of the License at:
|
||||
* opensource.org/licenses/BSD-3-Clause
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||||
*
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******************************************************************************
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||||
*/
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/* Includes ------------------------------------------------------------------*/
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#include "main.h"
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/* Private define ------------------------------------------------------------*/
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/* Private variables ---------------------------------------------------------*/
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/* Private user code ---------------------------------------------------------*/
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/* Private macro -------------------------------------------------------------*/
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/* Private function prototypes -----------------------------------------------*/
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static void APP_SystemClockConfig(void);
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/**
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* @brief Main program.
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* @param None
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* @retval int
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*/
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int main(void)
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{
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/* Enable SYSCFG and PWR clock */
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LL_APB1_GRP2_EnableClock(LL_APB1_GRP2_PERIPH_SYSCFG);
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LL_APB1_GRP1_EnableClock(LL_APB1_GRP1_PERIPH_PWR);
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/* System clock configuration */
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APP_SystemClockConfig();
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extern void Main();
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Main();
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while (1)
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{
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}
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}
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/**
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* @brief System clock configuration function.
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* @param None
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* @retval None
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*/
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static void APP_SystemClockConfig(void)
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{
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// Bootloader has setup clock for us
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LL_SetSystemCoreClock(48000000);
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}
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/**
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* @brief Error handling function
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* @param None
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* @retval None
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*/
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void APP_ErrorHandler(void)
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{
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/* Infinite loop */
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while (1)
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{
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}
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}
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#ifdef USE_FULL_ASSERT
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/**
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* @brief Reports the name of the source file and the source line number
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* where the assert_param error has occurred.
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* @param file：Pointer to the source file name
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* @param line：assert_param error line source number
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* @retval None
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*/
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void assert_failed(uint8_t *file, uint32_t line)
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{
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/* User can add His own implementation to report the file name and line number,
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ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
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/* Infinite loop */
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while (1)
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{
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}
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}
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#endif /* USE_FULL_ASSERT */
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/************************ (C) COPYRIGHT Puya *****END OF FILE******************/
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@@ -0,0 +1,86 @@
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/**
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******************************************************************************
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* @file py32f071_it.c
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||||
* @author MCU Application Team
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||||
* @brief Interrupt Service Routines.
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||||
******************************************************************************
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||||
* @attention
|
||||
*
|
||||
* <h2><center>© Copyright (c) 2023 Puya Semiconductor Co.
|
||||
* All rights reserved.</center></h2>
|
||||
*
|
||||
* This software component is licensed by Puya under BSD 3-Clause license,
|
||||
* the "License"; You may not use this file except in compliance with the
|
||||
* License. You may obtain a copy of the License at:
|
||||
* opensource.org/licenses/BSD-3-Clause
|
||||
*
|
||||
******************************************************************************
|
||||
* @attention
|
||||
*
|
||||
* <h2><center>© Copyright (c) 2016 STMicroelectronics.
|
||||
* All rights reserved.</center></h2>
|
||||
*
|
||||
* This software component is licensed by ST under BSD 3-Clause license,
|
||||
* the "License"; You may not use this file except in compliance with the
|
||||
* License. You may obtain a copy of the License at:
|
||||
* opensource.org/licenses/BSD-3-Clause
|
||||
*
|
||||
******************************************************************************
|
||||
*/
|
||||
|
||||
/* Includes ------------------------------------------------------------------*/
|
||||
#include "main.h"
|
||||
#include "py32f071_it.h"
|
||||
|
||||
/* Private includes ----------------------------------------------------------*/
|
||||
/* Private typedef -----------------------------------------------------------*/
|
||||
/* Private define ------------------------------------------------------------*/
|
||||
/* Private macro -------------------------------------------------------------*/
|
||||
/* Private variables ---------------------------------------------------------*/
|
||||
/* Private function prototypes -----------------------------------------------*/
|
||||
/* Private user code ---------------------------------------------------------*/
|
||||
/* External variables --------------------------------------------------------*/
|
||||
|
||||
/******************************************************************************/
|
||||
/* Cortex-M0+ Processor Interruption and Exception Handlers */
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/******************************************************************************/
|
||||
/**
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||||
* @brief This function handles Non maskable interrupt.
|
||||
*/
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void NMI_Handler(void)
|
||||
{
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||||
}
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||||
|
||||
/**
|
||||
* @brief This function handles Hard fault interrupt.
|
||||
*/
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||||
void HardFault_Handler(void)
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||||
{
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||||
while (1)
|
||||
{
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief This function handles System service call via SWI instruction.
|
||||
*/
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||||
void SVC_Handler(void)
|
||||
{
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief This function handles Pendable request for system service.
|
||||
*/
|
||||
void PendSV_Handler(void)
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||||
{
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||||
}
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||||
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||||
|
||||
/******************************************************************************/
|
||||
/* PY32F071 Peripheral Interrupt Handlers */
|
||||
/* Add here the Interrupt Handlers for the used peripherals. */
|
||||
/* For the available peripheral interrupt handler names, */
|
||||
/* please refer to the startup file. */
|
||||
/******************************************************************************/
|
||||
|
||||
/************************ (C) COPYRIGHT Puya *****END OF FILE******************/
|
||||
@@ -0,0 +1,154 @@
|
||||
/**
|
||||
******************************************************************************
|
||||
* @file system_py32f071.c
|
||||
* @author MCU Application Team
|
||||
* @brief CMSIS Cortex-M0+ Device Peripheral Access Layer System Source File
|
||||
******************************************************************************
|
||||
* @attention
|
||||
*
|
||||
* <h2><center>© Copyright (c) 2023 Puya Semiconductor Co.
|
||||
* All rights reserved.</center></h2>
|
||||
*
|
||||
* This software component is licensed by Puya under BSD 3-Clause license,
|
||||
* the "License"; You may not use this file except in compliance with the
|
||||
* License. You may obtain a copy of the License at:
|
||||
* opensource.org/licenses/BSD-3-Clause
|
||||
*
|
||||
******************************************************************************
|
||||
* @attention
|
||||
*
|
||||
* <h2><center>© Copyright (c) 2016 STMicroelectronics.
|
||||
* All rights reserved.</center></h2>
|
||||
*
|
||||
* This software component is licensed by ST under BSD 3-Clause license,
|
||||
* the "License"; You may not use this file except in compliance with the
|
||||
* License. You may obtain a copy of the License at:
|
||||
* opensource.org/licenses/BSD-3-Clause
|
||||
*
|
||||
******************************************************************************
|
||||
*/
|
||||
|
||||
#include "py32f0xx.h"
|
||||
|
||||
#if !defined (HSE_VALUE)
|
||||
#define HSE_VALUE 24000000U /*!< Value of the External oscillator in Hz */
|
||||
#endif /* HSE_VALUE */
|
||||
|
||||
#if !defined (HSI_VALUE)
|
||||
#define HSI_VALUE 8000000U /*!< Value of the Internal oscillator in Hz*/
|
||||
#endif /* HSI_VALUE */
|
||||
|
||||
#if !defined (LSI_VALUE)
|
||||
#define LSI_VALUE 32768U /*!< Value of LSI in Hz*/
|
||||
#endif /* LSI_VALUE */
|
||||
|
||||
#if !defined (LSE_VALUE)
|
||||
#define LSE_VALUE 32768U /*!< Value of LSE in Hz*/
|
||||
#endif /* LSE_VALUE */
|
||||
|
||||
|
||||
/************************* Miscellaneous Configuration ************************/
|
||||
/*!< Uncomment the following line if you need to relocate your vector Table in
|
||||
Internal SRAM. */
|
||||
/* #define FORBID_VECT_TAB_MIGRATION */
|
||||
/* #define VECT_TAB_SRAM */
|
||||
#define VECT_TAB_OFFSET 0x2800 /*!< Vector Table base offset field.
|
||||
This value must be a multiple of 0x100. */
|
||||
/******************************************************************************/
|
||||
/*----------------------------------------------------------------------------
|
||||
Clock Variable definitions
|
||||
*----------------------------------------------------------------------------*/
|
||||
/* This variable is updated in three ways:
|
||||
1) by calling CMSIS function SystemCoreClockUpdate()
|
||||
2) by calling HAL API function HAL_RCC_GetHCLKFreq()
|
||||
3) each time HAL_RCC_ClockConfig() is called to configure the system clock frequency
|
||||
Note: If you use this function to configure the system clock; then there
|
||||
is no need to call the 2 first functions listed above, since SystemCoreClock
|
||||
variable is updated automatically.
|
||||
*/
|
||||
uint32_t SystemCoreClock = HSI_VALUE;
|
||||
|
||||
const uint32_t AHBPrescTable[16] = {0, 0, 0, 0, 0, 0, 0, 0, 1, 2, 3, 4, 6, 7, 8, 9};
|
||||
const uint32_t APBPrescTable[8] = {0, 0, 0, 0, 1, 2, 3, 4};
|
||||
const uint32_t HSIFreqTable[8] = {4000000U, 8000000U, 16000000U, 22120000U, 24000000U, 4000000U, 4000000U, 4000000U};
|
||||
|
||||
/**
|
||||
* @brief Clock functions.
|
||||
* @param none
|
||||
* @return none
|
||||
*/
|
||||
void SystemCoreClockUpdate(void) /* Get Core Clock Frequency */
|
||||
{
|
||||
uint32_t tmp;
|
||||
uint32_t hsidiv;
|
||||
uint32_t hsifs;
|
||||
#if defined(RCC_PLL_SUPPORT)
|
||||
uint32_t pllmul=0;
|
||||
const uint8_t pllMulValue[4] = {2,3,2,2};
|
||||
#endif /* RCC_PLL_SUPPORT */
|
||||
|
||||
/* Get SYSCLK source -------------------------------------------------------*/
|
||||
switch (RCC->CFGR & RCC_CFGR_SWS)
|
||||
{
|
||||
case RCC_CFGR_SWS_0: /* HSE used as system clock */
|
||||
SystemCoreClock = HSE_VALUE;
|
||||
break;
|
||||
|
||||
case (RCC_CFGR_SWS_1 | RCC_CFGR_SWS_0): /* LSI used as system clock */
|
||||
SystemCoreClock = LSI_VALUE;
|
||||
break;
|
||||
#if defined(RCC_LSE_SUPPORT)
|
||||
case RCC_CFGR_SWS_2: /* LSE used as system clock */
|
||||
SystemCoreClock = LSE_VALUE;
|
||||
break;
|
||||
#endif /* RCC_LSE_SUPPORT */
|
||||
#if defined(RCC_PLL_SUPPORT)
|
||||
case RCC_CFGR_SWS_1: /* PLL used as system clock */
|
||||
pllmul = pllMulValue[((RCC->PLLCFGR & RCC_PLLCFGR_PLLMUL)>>RCC_PLLCFGR_PLLMUL_Pos)] ;
|
||||
|
||||
if ((RCC->PLLCFGR & RCC_PLLCFGR_PLLSRC) == RCC_PLLCFGR_PLLSRC_HSI) /* HSI used as PLL clock source */
|
||||
{
|
||||
hsifs = ((READ_BIT(RCC->ICSCR, RCC_ICSCR_HSI_FS)) >> RCC_ICSCR_HSI_FS_Pos);
|
||||
SystemCoreClock = pllmul * (HSIFreqTable[hsifs]);
|
||||
}
|
||||
else /* HSE used as PLL clock source */
|
||||
{
|
||||
SystemCoreClock = pllmul * HSE_VALUE;
|
||||
}
|
||||
break;
|
||||
#endif /* RCC_PLL_SUPPORT */
|
||||
case 0x00000000U: /* HSI used as system clock */
|
||||
default: /* HSI used as system clock */
|
||||
hsifs = ((READ_BIT(RCC->ICSCR, RCC_ICSCR_HSI_FS)) >> RCC_ICSCR_HSI_FS_Pos);
|
||||
hsidiv = (1UL << ((READ_BIT(RCC->CR, RCC_CR_HSIDIV)) >> RCC_CR_HSIDIV_Pos));
|
||||
SystemCoreClock = (HSIFreqTable[hsifs] / hsidiv);
|
||||
break;
|
||||
}
|
||||
/* Compute HCLK clock frequency --------------------------------------------*/
|
||||
/* Get HCLK prescaler */
|
||||
tmp = AHBPrescTable[((RCC->CFGR & RCC_CFGR_HPRE) >> RCC_CFGR_HPRE_Pos)];
|
||||
/* HCLK clock frequency */
|
||||
SystemCoreClock >>= tmp;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief Setup the microcontroller system.
|
||||
* Initialize the System.
|
||||
* @param none
|
||||
* @return none
|
||||
*/
|
||||
void SystemInit(void)
|
||||
{
|
||||
/* Set the HSI clock to 8MHz by default */
|
||||
/* Set the LSI clock to 32.768KHz by default */
|
||||
RCC->ICSCR = (RCC->ICSCR & 0xFE000000) | (0x1 << 13) | ((*(uint32_t *)(0x1fff3208)) & 0x0000FFFF) | ((*(uint32_t *)(0x1fff3348))<<16);
|
||||
|
||||
/* Configure the Vector Table location add offset address ------------------*/
|
||||
#ifdef VECT_TAB_SRAM
|
||||
SCB->VTOR = SRAM_BASE | VECT_TAB_OFFSET; /* Vector Table Relocation in Internal SRAM */
|
||||
#else
|
||||
SCB->VTOR = FLASH_BASE | VECT_TAB_OFFSET; /* Vector Table Relocation in Internal FLASH */
|
||||
#endif /* VECT_TAB_SRAM */
|
||||
}
|
||||
|
||||
/************************ (C) COPYRIGHT Puya *****END OF FILE******************/
|
||||
@@ -0,0 +1,189 @@
|
||||
/*
|
||||
******************************************************************************
|
||||
**
|
||||
|
||||
** File : LinkerScript.ld
|
||||
**
|
||||
** Author : Puya_HC
|
||||
**
|
||||
** Abstract : Linker script for PY32F071xB series
|
||||
** 128Kbytes FLASH and 16Kbytes 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 : Puya PY32
|
||||
**
|
||||
** Distribution: The file is distributed “as is,” without any warranty
|
||||
** of any kind.
|
||||
**
|
||||
*****************************************************************************
|
||||
** @attention
|
||||
**
|
||||
** <h2><center>© COPYRIGHT(c) 2019 Puya Semiconductor</center></h2>
|
||||
**
|
||||
** Redistribution and use in source and binary forms, with or without modification,
|
||||
** are permitted provided that the following conditions are met:
|
||||
** 1. Redistributions of source code must retain the above copyright notice,
|
||||
** this list of conditions and the following disclaimer.
|
||||
** 2. Redistributions in binary form must reproduce the above copyright notice,
|
||||
** this list of conditions and the following disclaimer in the documentation
|
||||
** and/or other materials provided with the distribution.
|
||||
** 3. Neither the name of Puya Semiconductor nor the names of its contributors
|
||||
** may be used to endorse or promote products derived from this software
|
||||
** without specific prior written permission.
|
||||
**
|
||||
** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
|
||||
** AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
||||
** IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
|
||||
** DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
|
||||
** FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
||||
** DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
|
||||
** SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
|
||||
** CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
|
||||
** OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
||||
** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||||
**
|
||||
*****************************************************************************
|
||||
*/
|
||||
|
||||
/* Entry Point */
|
||||
ENTRY(Reset_Handler)
|
||||
|
||||
/* Highest address of the user mode stack */
|
||||
_estack = ORIGIN(RAM) + LENGTH(RAM); /* 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
|
||||
{
|
||||
RAM (xrw) : ORIGIN = 0x20000000, LENGTH = 16K
|
||||
FLASH (rx) : ORIGIN = 0x08002800, LENGTH = 118K
|
||||
}
|
||||
|
||||
/* 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 :
|
||||
{
|
||||
/* This is used by the startup in order to initialize the .bss secion */
|
||||
_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 :
|
||||
{
|
||||
. = 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) }
|
||||
}
|
||||
|
||||
|
||||
@@ -0,0 +1,308 @@
|
||||
/**
|
||||
******************************************************************************
|
||||
* @file startup_py32f071xx.s
|
||||
* @author MCD Application Team
|
||||
* @brief PY32F071xx devices vector table GCC toolchain.
|
||||
* This module performs:
|
||||
* - Set the initial SP
|
||||
* - Set the initial PC == Reset_Handler,
|
||||
* - Set the vector table entries with the exceptions ISR address
|
||||
* - Branches to main in the C library (which eventually
|
||||
* calls main()).
|
||||
* After Reset the Cortex-M0+ processor is in Thread mode,
|
||||
* priority is Privileged, and the Stack is set to Main.
|
||||
******************************************************************************
|
||||
* @attention
|
||||
*
|
||||
* <h2><center>© Copyright (c) 2023 Puya Semiconductor Co.
|
||||
* All rights reserved.</center></h2>
|
||||
*
|
||||
* This software component is licensed by Puya under BSD 3-Clause license,
|
||||
* the "License"; You may not use this file except in compliance with the
|
||||
* License. You may obtain a copy of the License at:
|
||||
* opensource.org/licenses/BSD-3-Clause
|
||||
*
|
||||
******************************************************************************
|
||||
* @attention
|
||||
*
|
||||
* <h2><center>© Copyright (c) 2016 STMicroelectronics.
|
||||
* All rights reserved.</center></h2>
|
||||
*
|
||||
* This software component is licensed by ST under BSD 3-Clause license,
|
||||
* the "License"; You may not use this file except in compliance with the
|
||||
* License. You may obtain a copy of the License at:
|
||||
* opensource.org/licenses/BSD-3-Clause
|
||||
*
|
||||
******************************************************************************
|
||||
*/
|
||||
|
||||
.syntax unified
|
||||
.cpu cortex-m0plus
|
||||
.fpu softvfp
|
||||
.thumb
|
||||
|
||||
.global g_pfnVectors
|
||||
.global Default_Handler
|
||||
|
||||
/* start address for the initialization values of the .data section.
|
||||
defined in linker script */
|
||||
.word _sidata
|
||||
/* start address for the .data section. defined in linker script */
|
||||
.word _sdata
|
||||
/* end address for the .data section. defined in linker script */
|
||||
.word _edata
|
||||
/* start address for the .bss section. defined in linker script */
|
||||
.word _sbss
|
||||
/* end address for the .bss section. defined in linker script */
|
||||
.word _ebss
|
||||
|
||||
/**
|
||||
* @brief This is the code that gets called when the processor first
|
||||
* starts execution following a reset event. Only the absolutely
|
||||
* necessary set is performed, after which the application
|
||||
* supplied main() routine is called.
|
||||
* @param None
|
||||
* @retval None
|
||||
*/
|
||||
|
||||
.section .text.Reset_Handler
|
||||
.weak Reset_Handler
|
||||
.type Reset_Handler, %function
|
||||
Reset_Handler:
|
||||
ldr r0, =_estack
|
||||
mov sp, r0 /* set stack pointer */
|
||||
|
||||
/* Call the clock system initialization function.*/
|
||||
bl SystemInit
|
||||
|
||||
/* Copy the data segment initializers from flash to SRAM */
|
||||
ldr r0, =_sdata
|
||||
ldr r1, =_edata
|
||||
ldr r2, =_sidata
|
||||
movs r3, #0
|
||||
b LoopCopyDataInit
|
||||
|
||||
CopyDataInit:
|
||||
ldr r4, [r2, r3]
|
||||
str r4, [r0, r3]
|
||||
adds r3, r3, #4
|
||||
|
||||
LoopCopyDataInit:
|
||||
adds r4, r0, r3
|
||||
cmp r4, r1
|
||||
bcc CopyDataInit
|
||||
|
||||
/* Zero fill the bss segment. */
|
||||
ldr r2, =_sbss
|
||||
ldr r4, =_ebss
|
||||
movs r3, #0
|
||||
b LoopFillZerobss
|
||||
|
||||
FillZerobss:
|
||||
str r3, [r2]
|
||||
adds r2, r2, #4
|
||||
|
||||
LoopFillZerobss:
|
||||
cmp r2, r4
|
||||
bcc FillZerobss
|
||||
|
||||
/* Call static constructors */
|
||||
bl __libc_init_array
|
||||
/* Call the application s entry point.*/
|
||||
bl main
|
||||
|
||||
LoopForever:
|
||||
b LoopForever
|
||||
|
||||
.size Reset_Handler, .-Reset_Handler
|
||||
|
||||
/**
|
||||
* @brief This is the code that gets called when the processor receives an
|
||||
* unexpected interrupt. This simply enters an infinite loop, preserving
|
||||
* the system state for examination by a debugger.
|
||||
*
|
||||
* @param None
|
||||
* @retval None
|
||||
*/
|
||||
.section .text.Default_Handler,"ax",%progbits
|
||||
Default_Handler:
|
||||
Infinite_Loop:
|
||||
b Infinite_Loop
|
||||
.size Default_Handler, .-Default_Handler
|
||||
|
||||
/******************************************************************************
|
||||
*
|
||||
* The minimal vector table for a Cortex M0. Note that the proper constructs
|
||||
* must be placed on this to ensure that it ends up at physical address
|
||||
* 0x0000.0000.
|
||||
*
|
||||
******************************************************************************/
|
||||
.section .isr_vector,"a",%progbits
|
||||
.type g_pfnVectors, %object
|
||||
.size g_pfnVectors, .-g_pfnVectors
|
||||
|
||||
g_pfnVectors:
|
||||
.word _estack
|
||||
.word Reset_Handler
|
||||
.word NMI_Handler
|
||||
.word HardFault_Handler
|
||||
.word 0
|
||||
.word 0
|
||||
.word 0
|
||||
.word 0
|
||||
.word 0
|
||||
.word 0
|
||||
.word 0
|
||||
.word SVC_Handler
|
||||
.word 0
|
||||
.word 0
|
||||
.word PendSV_Handler
|
||||
.word SysTick_Handler
|
||||
.word WWDG_IRQHandler /* Window WatchDog */
|
||||
.word PVD_IRQHandler /* PVD through EXTI Line detect */
|
||||
.word RTC_IRQHandler /* RTC through the EXTI line */
|
||||
.word FLASH_IRQHandler /* FLASH */
|
||||
.word RCC_IRQHandler /* RCC */
|
||||
.word EXTI0_1_IRQHandler /* EXTI Line 0 and 1 */
|
||||
.word EXTI2_3_IRQHandler /* EXTI Line 2 and 3 */
|
||||
.word EXTI4_15_IRQHandler /* EXTI Line 4 to 15 */
|
||||
.word LCD_IRQHandler /* LCD */
|
||||
.word DMA1_Channel1_IRQHandler /* DMA1 Channel 1 */
|
||||
.word DMA1_Channel2_3_IRQHandler /* DMA1 Channel 2 and Channel 3 */
|
||||
.word DMA1_Channel4_5_6_7_IRQHandler /* DMA1 Channel 4, Channel 5, Channel 6, Channel 7 */
|
||||
.word ADC_COMP_IRQHandler /* ADC and COMP1 */
|
||||
.word TIM1_BRK_UP_TRG_COM_IRQHandler /* TIM1 Break, Update, Trigger and Commutation */
|
||||
.word TIM1_CC_IRQHandler /* TIM1 Capture Compare */
|
||||
.word TIM2_IRQHandler /* TIM2 */
|
||||
.word TIM3_IRQHandler /* TIM3 */
|
||||
.word TIM6_LPTIM1_DAC_IRQHandler /* TIM6&LPTIM1&DAC */
|
||||
.word TIM7_IRQHandler /* TIM7 */
|
||||
.word TIM14_IRQHandler /* TIM14 */
|
||||
.word TIM15_IRQHandler /* TIM15 */
|
||||
.word TIM16_IRQHandler /* TIM16 */
|
||||
.word TIM17_IRQHandler /* TIM17 */
|
||||
.word I2C1_IRQHandler /* I2C1 */
|
||||
.word I2C2_IRQHandler /* I2C2 */
|
||||
.word SPI1_IRQHandler /* SPI1 */
|
||||
.word SPI2_IRQHandler /* SPI2 */
|
||||
.word USART1_IRQHandler /* USART1 */
|
||||
.word USART2_IRQHandler /* USART2 */
|
||||
.word USART3_IRQHandler /* USART3 */
|
||||
.word 0 /* 0 */
|
||||
.word USB_IRQHandler /* USB */
|
||||
|
||||
/*******************************************************************************
|
||||
*
|
||||
* Provide weak aliases for each Exception handler to the Default_Handler.
|
||||
* As they are weak aliases, any function with the same name will override
|
||||
* this definition.
|
||||
*
|
||||
*******************************************************************************/
|
||||
|
||||
.weak NMI_Handler
|
||||
.thumb_set NMI_Handler,Default_Handler
|
||||
|
||||
.weak HardFault_Handler
|
||||
.thumb_set HardFault_Handler,Default_Handler
|
||||
|
||||
.weak SVC_Handler
|
||||
.thumb_set SVC_Handler,Default_Handler
|
||||
|
||||
.weak PendSV_Handler
|
||||
.thumb_set PendSV_Handler,Default_Handler
|
||||
|
||||
.weak SysTick_Handler
|
||||
.thumb_set SysTick_Handler,Default_Handler
|
||||
|
||||
.weak WWDG_IRQHandler
|
||||
.thumb_set WWDG_IRQHandler,Default_Handler
|
||||
|
||||
.weak PVD_IRQHandler
|
||||
.thumb_set PVD_IRQHandler,Default_Handler
|
||||
|
||||
.weak RTC_IRQHandler
|
||||
.thumb_set RTC_IRQHandler,Default_Handler
|
||||
|
||||
.weak FLASH_IRQHandler
|
||||
.thumb_set FLASH_IRQHandler,Default_Handler
|
||||
|
||||
.weak RCC_IRQHandler
|
||||
.thumb_set RCC_IRQHandler,Default_Handler
|
||||
|
||||
.weak EXTI0_1_IRQHandler
|
||||
.thumb_set EXTI0_1_IRQHandler,Default_Handler
|
||||
|
||||
.weak EXTI2_3_IRQHandler
|
||||
.thumb_set EXTI2_3_IRQHandler,Default_Handler
|
||||
|
||||
.weak EXTI4_15_IRQHandler
|
||||
.thumb_set EXTI4_15_IRQHandler,Default_Handler
|
||||
|
||||
.weak LCD_IRQHandler
|
||||
.thumb_set LCD_IRQHandler,Default_Handler
|
||||
|
||||
.weak DMA1_Channel1_IRQHandler
|
||||
.thumb_set DMA1_Channel1_IRQHandler,Default_Handler
|
||||
|
||||
.weak DMA1_Channel2_3_IRQHandler
|
||||
.thumb_set DMA1_Channel2_3_IRQHandler,Default_Handler
|
||||
|
||||
.weak DMA1_Channel4_5_6_7_IRQHandler
|
||||
.thumb_set DMA1_Channel4_5_6_7_IRQHandler,Default_Handler
|
||||
|
||||
.weak ADC_COMP_IRQHandler
|
||||
.thumb_set ADC_COMP_IRQHandler,Default_Handler
|
||||
|
||||
.weak TIM1_BRK_UP_TRG_COM_IRQHandler
|
||||
.thumb_set TIM1_BRK_UP_TRG_COM_IRQHandler,Default_Handler
|
||||
|
||||
.weak TIM1_CC_IRQHandler
|
||||
.thumb_set TIM1_CC_IRQHandler,Default_Handler
|
||||
|
||||
.weak TIM2_IRQHandler
|
||||
.thumb_set TIM2_IRQHandler,Default_Handler
|
||||
|
||||
.weak TIM3_IRQHandler
|
||||
.thumb_set TIM3_IRQHandler,Default_Handler
|
||||
|
||||
.weak TIM6_LPTIM1_DAC_IRQHandler
|
||||
.thumb_set TIM6_LPTIM1_DAC_IRQHandler,Default_Handler
|
||||
|
||||
.weak TIM7_IRQHandler
|
||||
.thumb_set TIM7_IRQHandler,Default_Handler
|
||||
|
||||
.weak TIM14_IRQHandler
|
||||
.thumb_set TIM14_IRQHandler,Default_Handler
|
||||
|
||||
.weak TIM15_IRQHandler
|
||||
.thumb_set TIM15_IRQHandler,Default_Handler
|
||||
|
||||
.weak TIM16_IRQHandler
|
||||
.thumb_set TIM16_IRQHandler,Default_Handler
|
||||
|
||||
.weak TIM17_IRQHandler
|
||||
.thumb_set TIM17_IRQHandler,Default_Handler
|
||||
|
||||
.weak I2C1_IRQHandler
|
||||
.thumb_set I2C1_IRQHandler,Default_Handler
|
||||
|
||||
.weak I2C2_IRQHandler
|
||||
.thumb_set I2C2_IRQHandler,Default_Handler
|
||||
|
||||
.weak SPI1_IRQHandler
|
||||
.thumb_set SPI1_IRQHandler,Default_Handler
|
||||
|
||||
.weak SPI2_IRQHandler
|
||||
.thumb_set SPI2_IRQHandler,Default_Handler
|
||||
|
||||
.weak USART1_IRQHandler
|
||||
.thumb_set USART1_IRQHandler,Default_Handler
|
||||
|
||||
.weak USART2_IRQHandler
|
||||
.thumb_set USART2_IRQHandler,Default_Handler
|
||||
|
||||
.weak USART3_IRQHandler
|
||||
.thumb_set USART3_IRQHandler,Default_Handler
|
||||
|
||||
.weak USB_IRQHandler
|
||||
.thumb_set USB_IRQHandler,Default_Handler
|
||||
Reference in new issue
Block a user