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This commit is contained in:
Johnny Hsu
2025-02-23 01:57:50 +01:00
parent c1c85c276e
commit c30b708f92
156 changed files with 213266 additions and 208058 deletions
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52
Software/TouchGFX/target/STM32TouchController.cpp Normal file
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/* USER CODE BEGIN Header */
/**
******************************************************************************
* File Name : STM32TouchController.cpp
******************************************************************************
* This file was created by TouchGFX Generator 4.21.0. This file is only
* generated once! Delete this file from your project and re-generate code
* using STM32CubeMX or change this file manually to update it.
******************************************************************************
* @attention
*
* Copyright (c) 2025 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 */
/* USER CODE BEGIN STM32TouchController */
#include <STM32TouchController.hpp>
void STM32TouchController::init()
{
/**
* Initialize touch controller and driver
*
*/
}
bool STM32TouchController::sampleTouch(int32_t& x, int32_t& y)
{
/**
* By default sampleTouch returns false,
* return true if a touch has been detected, otherwise false.
*
* Coordinates are passed to the caller by reference by x and y.
*
* This function is called by the TouchGFX framework.
* By default sampleTouch is called every tick, this can be adjusted by HAL::setTouchSampleRate(int8_t);
*
*/
return false;
}
/* USER CODE END STM32TouchController */
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/

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Software/TouchGFX/target/STM32TouchController.hpp Normal file
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/* USER CODE BEGIN Header */
/**
******************************************************************************
* File Name : STM32TouchController.hpp
******************************************************************************
* This file was created by TouchGFX Generator 4.21.0. This file is only
* generated once! Delete this file from your project and re-generate code
* using STM32CubeMX or change this file manually to update it.
******************************************************************************
* @attention
*
* Copyright (c) 2025 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 */
/* USER CODE BEGIN STM32TouchController */
#ifndef STM32TOUCHCONTROLLER_HPP
#define STM32TOUCHCONTROLLER_HPP
#include <platform/driver/touch/TouchController.hpp>
/**
* @class STM32TouchController
*
* @brief This class specializes TouchController Interface.
*
* @sa touchgfx::TouchController
*/
class STM32TouchController : public touchgfx::TouchController
{
public:
STM32TouchController() {}
/**
* @fn virtual void STM32TouchController::init() = 0;
*
* @brief Initializes touch controller.
*
* Initializes touch controller.
*/
virtual void init();
/**
* @fn virtual bool STM32TouchController::sampleTouch(int32_t& x, int32_t& y) = 0;
*
* @brief Checks whether the touch screen is being touched, and if so, what coordinates.
*
* Checks whether the touch screen is being touched, and if so, what coordinates.
*
* @param [out] x The x position of the touch
* @param [out] y The y position of the touch
*
* @return True if a touch has been detected, otherwise false.
*/
virtual bool sampleTouch(int32_t& x, int32_t& y);
};
#endif // STM32TOUCHCONTROLLER_HPP
/* USER CODE END STM32TouchController */
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/

176
Software/TouchGFX/target/TouchGFXGPIO.cpp Normal file
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/* USER CODE BEGIN Header */
/**
******************************************************************************
* File Name : TouchGFXGPIO.cpp
******************************************************************************
* This file was created by TouchGFX Generator 4.21.0. This file is only
* generated once! Delete this file from your project and re-generate code
* using STM32CubeMX or change this file manually to update it.
******************************************************************************
* @attention
*
* Copyright (c) 2025 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 */
#include <touchgfx/hal/GPIO.hpp>
/**
* GPIO_ID Enum
* The signals represented by this enum are used by TouchGFX framework to signal internal events.
*
* VSYNC_FREQ, /// Pin is toggled at each VSYNC
* RENDER_TIME, /// Pin is high when frame rendering begins, low when finished
* FRAME_RATE, /// Pin is toggled when the frame buffers are swapped.
* MCU_ACTIVE /// Pin is high when framework is utilizing the MCU.
*
* Configure GPIO's with the same name as the GPIO_IDs above, as output, in CubeMX to export
* the signals for performance measuring. See support.touchgfx.com for further details.
*
*/
/* USER CODE BEGIN TouchGFXGPIO.cpp */
#include "main.h"
using namespace touchgfx;
/*
* Perform configuration of IO pins.
*/
void GPIO::init()
{
}
/*
* Sets a pin high.
*/
void GPIO::set(GPIO_ID id)
{
switch (id)
{
case GPIO::VSYNC_FREQ:
#if defined(VSYNC_FREQ_GPIO_Port) && defined(VSYNC_FREQ_Pin)
HAL_GPIO_WritePin(VSYNC_FREQ_GPIO_Port, VSYNC_FREQ_Pin, GPIO_PIN_SET);
#endif
break;
case GPIO::RENDER_TIME:
#if defined(RENDER_TIME_GPIO_Port) && defined(RENDER_TIME_Pin)
HAL_GPIO_WritePin(RENDER_TIME_GPIO_Port, RENDER_TIME_Pin, GPIO_PIN_SET);
#endif
break;
case GPIO::FRAME_RATE:
#if defined(FRAME_RATE_GPIO_Port) && defined(FRAME_RATE_Pin)
HAL_GPIO_WritePin(FRAME_RATE_GPIO_Port, FRAME_RATE_Pin, GPIO_PIN_SET);
#endif
break;
case GPIO::MCU_ACTIVE:
#if defined(MCU_ACTIVE_GPIO_Port) && defined(MCU_ACTIVE_Pin)
HAL_GPIO_WritePin(MCU_ACTIVE_GPIO_Port, MCU_ACTIVE_Pin, GPIO_PIN_SET);
#endif
break;
}
}
/*
* Sets a pin low.
*/
void GPIO::clear(GPIO_ID id)
{
switch (id)
{
case GPIO::VSYNC_FREQ:
#if defined(VSYNC_FREQ_GPIO_Port) && defined(VSYNC_FREQ_Pin)
HAL_GPIO_WritePin(VSYNC_FREQ_GPIO_Port, VSYNC_FREQ_Pin, GPIO_PIN_RESET);
#endif
break;
case GPIO::RENDER_TIME:
#if defined(RENDER_TIME_GPIO_Port) && defined(RENDER_TIME_Pin)
HAL_GPIO_WritePin(RENDER_TIME_GPIO_Port, RENDER_TIME_Pin, GPIO_PIN_RESET);
#endif
break;
case GPIO::FRAME_RATE:
#if defined(FRAME_RATE_GPIO_Port) && defined(FRAME_RATE_Pin)
HAL_GPIO_WritePin(FRAME_RATE_GPIO_Port, FRAME_RATE_Pin, GPIO_PIN_RESET);
#endif
break;
case GPIO::MCU_ACTIVE:
#if defined(MCU_ACTIVE_GPIO_Port) && defined(MCU_ACTIVE_Pin)
HAL_GPIO_WritePin(MCU_ACTIVE_GPIO_Port, MCU_ACTIVE_Pin, GPIO_PIN_RESET);
#endif
break;
}
}
/*
* Toggles a pin.
*/
void GPIO::toggle(GPIO_ID id)
{
switch (id)
{
case GPIO::VSYNC_FREQ:
#if defined(VSYNC_FREQ_GPIO_Port) && defined(VSYNC_FREQ_Pin)
HAL_GPIO_TogglePin(VSYNC_FREQ_GPIO_Port, VSYNC_FREQ_Pin);
#endif
break;
case GPIO::RENDER_TIME:
#if defined(RENDER_TIME_GPIO_Port) && defined(RENDER_TIME_Pin)
HAL_GPIO_TogglePin(RENDER_TIME_GPIO_Port, RENDER_TIME_Pin);
#endif
break;
case GPIO::FRAME_RATE:
#if defined(FRAME_RATE_GPIO_Port) && defined(FRAME_RATE_Pin)
HAL_GPIO_TogglePin(FRAME_RATE_GPIO_Port, FRAME_RATE_Pin);
#endif
break;
case GPIO::MCU_ACTIVE:
#if defined(MCU_ACTIVE_GPIO_Port) && defined(MCU_ACTIVE_Pin)
HAL_GPIO_TogglePin(MCU_ACTIVE_GPIO_Port, MCU_ACTIVE_Pin);
#endif
break;
}
}
/*
* Gets the state of a pin.
*/
bool GPIO::get(GPIO_ID id)
{
GPIO_PinState bitstatus = GPIO_PIN_RESET;
switch (id)
{
case GPIO::VSYNC_FREQ:
#if defined(VSYNC_FREQ_GPIO_Port) && defined(VSYNC_FREQ_Pin)
bitstatus = HAL_GPIO_ReadPin(VSYNC_FREQ_GPIO_Port, VSYNC_FREQ_Pin);
#endif
break;
case GPIO::RENDER_TIME:
#if defined(RENDER_TIME_GPIO_Port) && defined(RENDER_TIME_Pin)
bitstatus = HAL_GPIO_ReadPin(RENDER_TIME_GPIO_Port, RENDER_TIME_Pin);
#endif
break;
case GPIO::FRAME_RATE:
#if defined(FRAME_RATE_GPIO_Port) && defined(FRAME_RATE_Pin)
bitstatus = HAL_GPIO_ReadPin(FRAME_RATE_GPIO_Port, FRAME_RATE_Pin);
#endif
break;
case GPIO::MCU_ACTIVE:
#if defined(MCU_ACTIVE_GPIO_Port) && defined(MCU_ACTIVE_Pin)
bitstatus = HAL_GPIO_ReadPin(MCU_ACTIVE_GPIO_Port, MCU_ACTIVE_Pin);
#endif
break;
}
return (bitstatus == GPIO_PIN_SET);
}
/* USER CODE END TouchGFXGPIO.cpp */
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/

163
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/* USER CODE BEGIN Header */
/**
******************************************************************************
* File Name : TouchGFXHAL.cpp
******************************************************************************
* This file was created by TouchGFX Generator 4.21.0. This file is only
* generated once! Delete this file from your project and re-generate code
* using STM32CubeMX or change this file manually to update it.
******************************************************************************
* @attention
*
* Copyright (c) 2025 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 */
#include <TouchGFXHAL.hpp>
/* USER CODE BEGIN TouchGFXHAL.cpp */
using namespace touchgfx;
void TouchGFXHAL::initialize()
{
// Calling parent implementation of initialize().
//
// To overwrite the generated implementation, omit call to parent function
// and implemented needed functionality here.
// Please note, HAL::initialize() must be called to initialize the framework.
TouchGFXGeneratedHAL::initialize();
}
/**
* Gets the frame buffer address used by the TFT controller.
*
* @return The address of the frame buffer currently being displayed on the TFT.
*/
uint16_t* TouchGFXHAL::getTFTFrameBuffer() const
{
// Calling parent implementation of getTFTFrameBuffer().
//
// To overwrite the generated implementation, omit call to parent function
// and implemented needed functionality here.
return TouchGFXGeneratedHAL::getTFTFrameBuffer();
}
/**
* Sets the frame buffer address used by the TFT controller.
*
* @param [in] address New frame buffer address.
*/
void TouchGFXHAL::setTFTFrameBuffer(uint16_t* address)
{
// Calling parent implementation of setTFTFrameBuffer(uint16_t* address).
//
// To overwrite the generated implementation, omit call to parent function
// and implemented needed functionality here.
TouchGFXGeneratedHAL::setTFTFrameBuffer(address);
}
/**
* This function is called whenever the framework has performed a partial draw.
*
* @param rect The area of the screen that has been drawn, expressed in absolute coordinates.
*
* @see flushFrameBuffer().
*/
void TouchGFXHAL::flushFrameBuffer(const touchgfx::Rect& rect)
{
// Calling parent implementation of flushFrameBuffer(const touchgfx::Rect& rect).
//
// To overwrite the generated implementation, omit call to parent function
// and implemented needed functionality here.
// Please note, HAL::flushFrameBuffer(const touchgfx::Rect& rect) must
// be called to notify the touchgfx framework that flush has been performed.
// To calculate he start adress of rect,
// use advanceFrameBufferToRect(uint8_t* fbPtr, const touchgfx::Rect& rect)
// defined in TouchGFXGeneratedHAL.cpp
TouchGFXGeneratedHAL::flushFrameBuffer(rect);
}
bool TouchGFXHAL::blockCopy(void* RESTRICT dest, const void* RESTRICT src, uint32_t numBytes)
{
return TouchGFXGeneratedHAL::blockCopy(dest, src, numBytes);
}
/**
* Configures the interrupts relevant for TouchGFX. This primarily entails setting
* the interrupt priorities for the DMA and LCD interrupts.
*/
void TouchGFXHAL::configureInterrupts()
{
// Calling parent implementation of configureInterrupts().
//
// To overwrite the generated implementation, omit call to parent function
// and implemented needed functionality here.
TouchGFXGeneratedHAL::configureInterrupts();
}
/**
* Used for enabling interrupts set in configureInterrupts()
*/
void TouchGFXHAL::enableInterrupts()
{
// Calling parent implementation of enableInterrupts().
//
// To overwrite the generated implementation, omit call to parent function
// and implemented needed functionality here.
TouchGFXGeneratedHAL::enableInterrupts();
}
/**
* Used for disabling interrupts set in configureInterrupts()
*/
void TouchGFXHAL::disableInterrupts()
{
// Calling parent implementation of disableInterrupts().
//
// To overwrite the generated implementation, omit call to parent function
// and implemented needed functionality here.
TouchGFXGeneratedHAL::disableInterrupts();
}
/**
* Configure the LCD controller to fire interrupts at VSYNC. Called automatically
* once TouchGFX initialization has completed.
*/
void TouchGFXHAL::enableLCDControllerInterrupt()
{
// Calling parent implementation of enableLCDControllerInterrupt().
//
// To overwrite the generated implementation, omit call to parent function
// and implemented needed functionality here.
TouchGFXGeneratedHAL::enableLCDControllerInterrupt();
}
bool TouchGFXHAL::beginFrame()
{
return TouchGFXGeneratedHAL::beginFrame();
}
void TouchGFXHAL::endFrame()
{
TouchGFXGeneratedHAL::endFrame();
}
/* USER CODE END TouchGFXHAL.cpp */
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/

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/* USER CODE BEGIN Header */
/**
******************************************************************************
* File Name : TouchGFXHAL.hpp
******************************************************************************
* This file was created by TouchGFX Generator 4.21.0. This file is only
* generated once! Delete this file from your project and re-generate code
* using STM32CubeMX or change this file manually to update it.
******************************************************************************
* @attention
*
* Copyright (c) 2025 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 */
#ifndef TouchGFXHAL_HPP
#define TouchGFXHAL_HPP
/* USER CODE BEGIN TouchGFXHAL.hpp */
#include <TouchGFXGeneratedHAL.hpp>
/**
* @class TouchGFXHAL
*
* @brief HAL implementation for TouchGFX.
*
* @sa HAL
*/
class TouchGFXHAL : public TouchGFXGeneratedHAL
{
public:
/**
* @fn TouchGFXHAL::TouchGFXHAL(touchgfx::DMA_Interface& dma, touchgfx::LCD& display, touchgfx::TouchController& tc, uint16_t width, uint16_t height) : TouchGFXGeneratedHAL(dma, display, tc, width, height)
*
* @brief Constructor.
*
* Constructor. Initializes members.
*
* @param [in,out] dma Reference to DMA interface.
* @param [in,out] display Reference to LCD interface.
* @param [in,out] tc Reference to Touch Controller driver.
* @param width Width of the display.
* @param height Height of the display.
*/
TouchGFXHAL(touchgfx::DMA_Interface& dma, touchgfx::LCD& display, touchgfx::TouchController& tc, uint16_t width, uint16_t height) : TouchGFXGeneratedHAL(dma, display, tc, width, height)
{
}
virtual void initialize();
/**
* @fn virtual void TouchGFXHAL::disableInterrupts();
*
* @brief Disables the DMA and LCD interrupts.
*
* Disables the DMA and LCD interrupts.
*/
virtual void disableInterrupts();
/**
* @fn virtual void TouchGFXHAL::enableInterrupts();
*
* @brief Enables the DMA and LCD interrupts.
*
* Enables the DMA and LCD interrupts.
*/
virtual void enableInterrupts();
/**
* @fn virtual void TouchGFXHAL::configureInterrupts();
*
* @brief Sets the DMA and LCD interrupt priorities.
*
* Sets the DMA and LCD interrupt priorities.
*/
virtual void configureInterrupts();
/**
* @fn virtual void TouchGFXHAL::enableLCDControllerInterrupt();
*
* @brief Configure the LCD controller to fire interrupts at VSYNC.
*
* Configure the LCD controller to fire interrupts at VSYNC. Called automatically
* once TouchGFX initialization has completed.
*/
virtual void enableLCDControllerInterrupt();
virtual bool beginFrame();
virtual void endFrame();
/**
* @fn virtual void TouchGFXHAL::flushFrameBuffer();
*
* @brief This function is called whenever the framework has performed a complete draw.
*
* This specialization is only in place to keep compilers happy. Base impl. will call the
* Rect version.
* @see HAL::flushFrameBuffer
*/
virtual void flushFrameBuffer()
{
TouchGFXGeneratedHAL::flushFrameBuffer();
}
/**
* @fn virtual void TouchGFXHAL::flushFrameBuffer(const Rect& rect);
*
* @brief This function is called whenever the framework has performed a partial draw.
*
* This function is called whenever the framework has performed a partial draw.
* On the STM32F7, make sure to clean and invalidate the data cache. This is to
* ensure that LTDC sees correct data when transferring to the display.
*
* @param rect The area of the screen that has been drawn, expressed in absolute coordinates.
*
* @see flushFrameBuffer().
*/
virtual void flushFrameBuffer(const touchgfx::Rect& rect);
/**
* @fn virtual bool TouchGFXHAL::blockCopy(void* RESTRICT dest, const void* RESTRICT src, uint32_t numBytes);
*
* @brief This function performs a platform-specific memcpy.
*
* This function performs a platform-specific memcpy, if supported by the hardware.
*
* @param [out] dest Pointer to destination memory.
* @param [in] src Pointer to source memory.
* @param numBytes Number of bytes to copy.
*
* @return true if the copy succeeded, false if copy was not performed.
*/
virtual bool blockCopy(void* RESTRICT dest, const void* RESTRICT src, uint32_t numBytes);
protected:
/**
* @fn virtual uint16_t* TouchGFXHAL::getTFTFrameBuffer() const;
*
* @brief Gets the frame buffer address used by the TFT controller.
*
* Gets the frame buffer address used by the TFT controller.
*
* @return The address of the frame buffer currently being displayed on the TFT.
*/
virtual uint16_t* getTFTFrameBuffer() const;
/**
* @fn virtual void TouchGFXHAL::setTFTFrameBuffer(uint16_t* adr);
*
* @brief Sets the frame buffer address used by the TFT controller.
*
* Sets the frame buffer address used by the TFT controller.
*
* @param [in,out] adr New frame buffer address.
*/
virtual void setTFTFrameBuffer(uint16_t* adr);
};
/* USER CODE END TouchGFXHAL.hpp */
#endif // TouchGFXHAL_HPP
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/

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/**
******************************************************************************
* File Name : OSWrappers.cpp
******************************************************************************
* This file is generated by TouchGFX Generator 4.21.0. Please, do not edit!
******************************************************************************
* @attention
*
* Copyright (c) 2025 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.
*
******************************************************************************
*/
#include <cassert>
#include <touchgfx/hal/HAL.hpp>
#include <touchgfx/hal/OSWrappers.hpp>
#include <stm32h7xx_hal.h>
#include <touchgfx/hal/OSWrappers.hpp>
static volatile uint32_t fb_sem;
static volatile uint32_t vsync_sem;
using namespace touchgfx;
/*
* Initialize frame buffer semaphore and queue/mutex for VSYNC signal.
*/
void OSWrappers::initialize()
{
fb_sem = 0;
vsync_sem = 0;
}
/*
* Take the frame buffer semaphore. Blocks until semaphore is available.
*/
void OSWrappers::takeFrameBufferSemaphore()
{
while(fb_sem);
fb_sem = 1;
}
/*
* Release the frame buffer semaphore.
*/
void OSWrappers::giveFrameBufferSemaphore()
{
fb_sem = 0;
}
/*
* Attempt to obtain the frame buffer semaphore. If semaphore is not available, do
* nothing.
*
* Note must return immediately! This function does not care who has the taken the semaphore,
* it only serves to make sure that the semaphore is taken by someone.
*/
void OSWrappers::tryTakeFrameBufferSemaphore()
{
fb_sem = 1;
}
/*
* Release the frame buffer semaphore in a way that is safe in interrupt context. Called
* from ISR.
*
* Release the frame buffer semaphore in a way that is safe in interrupt context.
* Called from ISR.
*/
void OSWrappers::giveFrameBufferSemaphoreFromISR()
{
fb_sem = 0;
}
/*
* Signal that a VSYNC has occurred. Should make the vsync queue/mutex available.
*
* Note This function is called from an ISR, and should (depending on OS) trigger a
* scheduling.
*/
void OSWrappers::signalVSync()
{
vsync_sem = 1;
}
/*
* Signal that the rendering of the frame has completed. Used by
* some systems to avoid using any previous vsync.
*/
void OSWrappers::signalRenderingDone()
{
vsync_sem = 0;
}
/*
* This function checks if a VSync occurred after last rendering.
* The function is used in systems that cannot wait in waitForVSync
* (because they are also checking other event sources.
*
* @note signalRenderingDone is typically used together with this function.
*
* @return True if VSync occurred.
*/
bool OSWrappers::isVSyncAvailable()
{
return vsync_sem;
}
/*
* This function check if a VSYNC has occured.
* If VSYNC has occured, signal TouchGFX to start a rendering
*/
void OSWrappers::waitForVSync()
{
if(vsync_sem)
{
vsync_sem = 0;
HAL::getInstance()->backPorchExited();
}
}
/*
* A function that causes executing task to sleep for a number of milliseconds.
*
* A function that causes executing task to sleep for a number of milliseconds.
* This function is OPTIONAL. It is only used by the TouchGFX in the case of
* a specific frame refresh strategy (REFRESH_STRATEGY_OPTIM_SINGLE_BUFFER_TFT_CTRL).
* Due to backwards compatibility, in order for this function to be useable by the HAL
* the function must be explicitly registered:
* hal.registerTaskDelayFunction(&OSWrappers::taskDelay)
*
* see HAL::setFrameRefreshStrategy(FrameRefreshStrategy s)
* see HAL::registerTaskDelayFunction(void (*delayF)(uint16_t))
*/
void OSWrappers::taskDelay(uint16_t ms)
{
HAL_Delay(ms);
}
/**
* A function that causes the executing task to yield control to
* another thread. This function is used by the framework when it
* is necessary to wait a little before continuing (e.g. drawing).
*
* The implementation should typically request the operating
* system to change to another task of similar priority. When
* running without an operating system, the implementation can run
* a very short task and return.
*/
void OSWrappers::taskYield()
{
}
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/

42
Software/TouchGFX/target/generated/STM32DMA.cpp Normal file
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/**
******************************************************************************
* File Name : STM32DMA.cpp
******************************************************************************
* This file is generated by TouchGFX Generator 4.21.0. Please, do not edit!
******************************************************************************
* @attention
*
* Copyright (c) 2025 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.
*
******************************************************************************
*/
#include <STM32DMA.hpp>
#include <assert.h>
STM32DMA::STM32DMA()
: DMA_Interface(q), q(&b, 1)
{
}
touchgfx::BlitOperations STM32DMA::getBlitCaps()
{
return static_cast<touchgfx::BlitOperations>(0);
}
void STM32DMA::setupDataCopy(const touchgfx::BlitOp& blitOp)
{
assert(0 && "DMA operation not supported");
}
void STM32DMA::setupDataFill(const touchgfx::BlitOp& blitOp)
{
assert(0 && "DMA operation not supported");
}
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/

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/**
******************************************************************************
* File Name : STM32DMA.hpp
******************************************************************************
* This file is generated by TouchGFX Generator 4.21.0. Please, do not edit!
******************************************************************************
* @attention
*
* Copyright (c) 2025 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.
*
******************************************************************************
*/
#ifndef STM32DMA_HPP
#define STM32DMA_HPP
#include <touchgfx/hal/BlitOp.hpp>
#include <touchgfx/hal/DMA.hpp>
/**
* @class STM32DMA
*
* @brief This class specializes DMA_Interface for the STM32 processors.
*
* @see touchgfx::DMA_Interface
*/
class STM32DMA : public touchgfx::DMA_Interface
{
public:
/**
* @fn STM32DMA::STM32DMA();
*
* @brief Default constructor.
*/
STM32DMA();
/**
* @fn touchgfx::BlitOperations STM32DMA::getBlitCaps();
*
* @brief No blit operations supported by this DMA implementation.
*
* @return Zero (no blit ops supported).
*/
virtual touchgfx::BlitOperations getBlitCaps();
/**
* @fn virtual void STM32DMA::setupDataCopy(const touchgfx::BlitOp& blitOp);
*
* @brief Asserts if used.
*
* @param blitOp The blit operation to be performed by this DMA instance.
*/
virtual void setupDataCopy(const touchgfx::BlitOp& blitOp);
/**
* @fn virtual void STM32DMA::setupDataFill(const touchgfx::BlitOp& blitOp);
*
* @brief Asserts if used.
*
* @param blitOp The blit operation to be performed by this DMA instance.
*/
virtual void setupDataFill(const touchgfx::BlitOp& blitOp);
/**
* @fn virtual void STM32DMA::signalDMAInterrupt();
*
* @brief Does nothing.
*/
virtual void signalDMAInterrupt()
{
}
/**
* @fn virtual void STM32DMA::flush();
*
* @brief Block until all DMA transfers are complete. Since this particular DMA does not do
* anything, return immediately.
*/
virtual void flush()
{
}
private:
touchgfx::LockFreeDMA_Queue q;
touchgfx::BlitOp b;
};
#endif // TOUCHGFX_NODMA_HPP
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/

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/**
******************************************************************************
* File Name : TouchGFXConfiguration.cpp
******************************************************************************
* This file is generated by TouchGFX Generator 4.21.0. Please, do not edit!
******************************************************************************
* @attention
*
* Copyright (c) 2025 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.
*
******************************************************************************
*/
#include <texts/TypedTextDatabase.hpp>
#include <fonts/ApplicationFontProvider.hpp>
#include <gui/common/FrontendHeap.hpp>
#include <BitmapDatabase.hpp>
#include <platform/driver/lcd/LCD24bpp.hpp>
#include <touchgfx/hal/OSWrappers.hpp>
#include <STM32DMA.hpp>
#include <TouchGFXHAL.hpp>
#include <STM32TouchController.hpp>
#include <stm32h7xx_hal.h>
extern "C" void touchgfx_init();
extern "C" void touchgfx_taskEntry();
extern "C" void touchgfx_components_init();
static STM32TouchController tc;
static STM32DMA dma;
static LCD24bpp display;
static ApplicationFontProvider fontProvider;
static Texts texts;
static TouchGFXHAL hal(dma, display, tc, 1024, 600);
void touchgfx_init()
{
Bitmap::registerBitmapDatabase(BitmapDatabase::getInstance(), BitmapDatabase::getInstanceSize());
TypedText::registerTexts(&texts);
Texts::setLanguage(0);
FontManager::setFontProvider(&fontProvider);
FrontendHeap& heap = FrontendHeap::getInstance();
/*
* we need to obtain the reference above to initialize the frontend heap.
*/
(void)heap;
/*
* Initialize TouchGFX
*/
hal.initialize();
}
void touchgfx_components_init()
{
}
void touchgfx_taskEntry()
{
/*
* Main event loop will check for VSYNC signal, and then process next frame.
*
* Note This function returns immediately if there is no VSYNC signal.
*/
if (OSWrappers::isVSyncAvailable())
{
hal.backPorchExited();
}
}
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/

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/**
******************************************************************************
* File Name : TouchGFXGeneratedHAL.cpp
******************************************************************************
* This file is generated by TouchGFX Generator 4.21.0. Please, do not edit!
******************************************************************************
* @attention
*
* Copyright (c) 2025 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.
*
******************************************************************************
*/
#include <TouchGFXGeneratedHAL.hpp>
#include <touchgfx/hal/OSWrappers.hpp>
#include <gui/common/FrontendHeap.hpp>
#include <touchgfx/hal/GPIO.hpp>
#include <touchgfx/hal/PaintImpl.hpp>
#include <touchgfx/hal/PaintRGB888Impl.hpp>
#include "stm32h7xx.h"
#include "stm32h7xx_hal_ltdc.h"
using namespace touchgfx;
namespace
{
// Use the section "TouchGFX_Framebuffer" in the linker script to specify the placement of the buffer
LOCATION_PRAGMA_NOLOAD("TouchGFX_Framebuffer")
uint32_t frameBuf[(1024 * 600 * 3 + 3) / 4] LOCATION_ATTRIBUTE_NOLOAD("TouchGFX_Framebuffer");
static volatile bool refreshRequested = false;
static uint16_t lcd_int_active_line;
static uint16_t lcd_int_porch_line;
}
void TouchGFXGeneratedHAL::initialize()
{
HAL::initialize();
registerEventListener(*(Application::getInstance()));
registerTaskDelayFunction(&OSWrappers::taskDelay);
setFrameRefreshStrategy(HAL::REFRESH_STRATEGY_OPTIM_SINGLE_BUFFER_TFT_CTRL);
enableLCDControllerInterrupt();
enableInterrupts();
setFrameBufferStartAddresses((void*)frameBuf, (void*)0, (void*)0);
}
void TouchGFXGeneratedHAL::configureInterrupts()
{
NVIC_SetPriority(LTDC_IRQn, 9);
}
void TouchGFXGeneratedHAL::enableInterrupts()
{
NVIC_EnableIRQ(LTDC_IRQn);
}
void TouchGFXGeneratedHAL::disableInterrupts()
{
NVIC_DisableIRQ(LTDC_IRQn);
}
void TouchGFXGeneratedHAL::enableLCDControllerInterrupt()
{
lcd_int_active_line = (LTDC->BPCR & 0x7FF) - 1;
lcd_int_porch_line = (LTDC->AWCR & 0x7FF) - 1;
/* Sets the Line Interrupt position */
LTDC->LIPCR = lcd_int_active_line;
/* Line Interrupt Enable */
LTDC->IER |= LTDC_IER_LIE;
}
bool TouchGFXGeneratedHAL::beginFrame()
{
return HAL::beginFrame();
}
void TouchGFXGeneratedHAL::endFrame()
{
if (frameBufferUpdatedThisFrame)
{
refreshRequested = true;
}
HAL::endFrame();
touchgfx::OSWrappers::signalRenderingDone();
}
uint16_t* TouchGFXGeneratedHAL::getTFTFrameBuffer() const
{
return (uint16_t*)LTDC_Layer1->CFBAR;
}
void TouchGFXGeneratedHAL::setTFTFrameBuffer(uint16_t* adr)
{
LTDC_Layer1->CFBAR = (uint32_t)adr;
/* Reload immediate */
LTDC->SRCR = (uint32_t)LTDC_SRCR_IMR;
}
void TouchGFXGeneratedHAL::flushFrameBuffer(const touchgfx::Rect& rect)
{
HAL::flushFrameBuffer(rect);
}
bool TouchGFXGeneratedHAL::blockCopy(void* RESTRICT dest, const void* RESTRICT src, uint32_t numBytes)
{
return HAL::blockCopy(dest, src, numBytes);
}
uint16_t TouchGFXGeneratedHAL::getTFTCurrentLine()
{
// This function only requires an implementation if single buffering
// on LTDC display is being used (REFRESH_STRATEGY_OPTIM_SINGLE_BUFFER_TFT_CTRL).
// The CPSR register (bits 15:0) specify current line of TFT controller.
uint16_t curr = (uint16_t)(LTDC->CPSR & 0xffff);
uint16_t backPorchY = (uint16_t)(LTDC->BPCR & 0x7FF) + 1;
// The semantics of the getTFTCurrentLine() function is to return a value
// in the range of 0-totalheight. If we are still in back porch area, return 0.
return (curr < backPorchY) ? 0 : (curr - backPorchY);
}
void TouchGFXGeneratedHAL::InvalidateCache()
{
// If the framebuffer is placed in Write Through cached memory (e.g. SRAM) then
// the DCache must be flushed prior to DMA2D accessing it. That's done
// using the function SCB_CleanInvalidateDCache(). Remember to enable "CPU Cache" in the
// "System Core" settings for "Cortex M7" in CubeMX in order for this function call to work.
if (SCB->CCR & SCB_CCR_DC_Msk)
{
SCB_CleanInvalidateDCache();
}
}
void TouchGFXGeneratedHAL::FlushCache()
{
// If the framebuffer is placed in Write Through cached memory (e.g. SRAM) then
// the DCache must be flushed prior to DMA2D accessing it. That's done
// using the function SCB_CleanInvalidateDCache(). Remember to enable "CPU Cache" in the
// "System Core" settings for "Cortex M7" in CubeMX in order for this function call to work.
if (SCB->CCR & SCB_CCR_DC_Msk)
{
SCB_CleanInvalidateDCache();
}
}
extern "C"
{
void HAL_LTDC_LineEventCallback(LTDC_HandleTypeDef* hltdc)
{
if (!HAL::getInstance())
{
return;
}
if (LTDC->LIPCR == lcd_int_active_line)
{
//entering active area
HAL_LTDC_ProgramLineEvent(hltdc, lcd_int_porch_line);
HAL::getInstance()->vSync();
OSWrappers::signalVSync();
// Swap frame buffers immediately instead of waiting for the task to be scheduled in.
// Note: task will also swap when it wakes up, but that operation is guarded and will not have
// any effect if already swapped.
HAL::getInstance()->swapFrameBuffers();
GPIO::set(GPIO::VSYNC_FREQ);
}
else
{
//exiting active area
HAL_LTDC_ProgramLineEvent(hltdc, lcd_int_active_line);
// Signal to the framework that display update has finished.
HAL::getInstance()->frontPorchEntered();
GPIO::clear(GPIO::VSYNC_FREQ);
}
}
}
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/

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/**
******************************************************************************
* File Name : TouchGFXGeneratedHAL.hpp
******************************************************************************
* This file is generated by TouchGFX Generator 4.21.0. Please, do not edit!
******************************************************************************
* @attention
*
* Copyright (c) 2025 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.
*
******************************************************************************
*/
#ifndef TouchGFXGeneratedHAL_HPP
#define TouchGFXGeneratedHAL_HPP
#include <touchgfx/hal/HAL.hpp>
/**
* @class TouchGFXGeneratedHAL
*
* @brief HAL implementation for TouchGFXGenerated.
*
* @sa HAL
*/
class TouchGFXGeneratedHAL : public touchgfx::HAL
{
public:
/**
* @fn TouchGFXGeneratedHAL::TouchGFXGeneratedHAL(touchgfx::DMA_Interface& dma, touchgfx::LCD& display, touchgfx::TouchController& tc, uint16_t width, uint16_t height) : touchgfx::HAL(dma, display, tc, width, height)
*
* @brief Constructor.
*
* Constructor. Initializes members.
*
* @param [in,out] dma Reference to DMA interface.
* @param [in,out] display Reference to LCD interface.
* @param [in,out] tc Reference to Touch Controller driver.
* @param width Width of the display.
* @param height Height of the display.
*/
TouchGFXGeneratedHAL(touchgfx::DMA_Interface& dma, touchgfx::LCD& display, touchgfx::TouchController& tc, uint16_t width, uint16_t height) :
touchgfx::HAL(dma, display, tc, width, height)
{
}
/**
* @fn void TouchGFXGeneratedHAL::initialize();
*
* @brief This function is responsible for initializing the entire framework.
*
* This function is responsible for initializing the entire framework.
*/
virtual void initialize();
/**
* @fn virtual void TouchGFXGeneratedHAL::configureInterrupts();
*
* @brief Sets the DMA and LCD interrupt priorities.
*
* Sets the DMA and LCD interrupt priorities.
*/
virtual void configureInterrupts();
/**
* @fn virtual void TouchGFXGeneratedHAL::enableInterrupts();
*
* @brief Enables the DMA and LCD interrupts.
*
* Enables the DMA and LCD interrupts.
*/
virtual void enableInterrupts();
/**
* @fn virtual void TouchGFXGeneratedHAL::disableInterrupts();
*
* @brief Disables the DMA and LCD interrupts.
*
* Disables the DMA and LCD interrupts.
*/
virtual void disableInterrupts();
/**
* @fn virtual void TouchGFXGeneratedHAL::enableLCDControllerInterrupt();
*
* @brief Configure the LCD controller to fire interrupts at VSYNC.
*
* Configure the LCD controller to fire interrupts at VSYNC. Called automatically
* once TouchGFX initialization has completed.
*/
virtual void enableLCDControllerInterrupt();
/**
* @fn virtual void TouchGFXGeneratedHAL::flushFrameBuffer();
*
* @brief This function is called whenever the framework has performed a complete draw.
*
* This specialization is only in place to keep compilers happy. Base impl. will call the
* Rect version.
* @see HAL::flushFrameBuffer
*/
virtual void flushFrameBuffer()
{
HAL::flushFrameBuffer();
}
/**
* @fn virtual void TouchGFXGeneratedHAL::flushFrameBuffer(const touchgfx::Rect& rect);
*
* @brief This function is called whenever the framework has performed a partial draw.
*
* This function is called whenever the framework has performed a partial draw.
* On the STM32F7, make sure to clean and invalidate the data cache. This is to
* ensure that LTDC sees correct data when transferring to the display.
*
* @param rect The area of the screen that has been drawn, expressed in absolute coordinates.
*
* @see flushFrameBuffer().
*/
virtual void flushFrameBuffer(const touchgfx::Rect& rect);
/**
*
* @fn virtual void TouchGFXGeneratedHAL::blockCopy();
*
* This function performs a platform-specific memcpy, if supported by the hardware.
*
* @param [out] dest Pointer to destination memory.
* @param [in] src Pointer to source memory.
* @param numBytes Number of bytes to copy.
*
* @return true if the copy succeeded, false if copy was not performed.
*/
virtual bool blockCopy(void* RESTRICT dest, const void* RESTRICT src, uint32_t numBytes);
/**
* @fn virtual void TouchGFXGeneratedHAL::beginFrame();
*
* @brief Called when beginning to rendering a frame.
*
* Called when beginning to rendering a frame.
*
* @return true if rendering can begin, false otherwise.
*/
virtual bool beginFrame();
/**
* @fn virtual void TouchGFXGeneratedHAL::endFrame();
*
* @brief Called when a rendering pass is completed.
*
* Called when a rendering pass is completed.
*/
virtual void endFrame();
protected:
/**
* @fn virtual uint16_t* TouchGFXGeneratedHAL::getTFTFrameBuffer() const;
*
* @brief Gets the frame buffer address used by the TFT controller.
*
* Gets the frame buffer address used by the TFT controller.
*
* @return The address of the frame buffer currently being displayed on the TFT.
*/
virtual uint16_t* getTFTFrameBuffer() const;
/**
* @fn virtual void TouchGFXGeneratedHAL::setTFTFrameBuffer(uint16_t* adr);
*
* @brief Sets the frame buffer address used by the TFT controller.
*
* Sets the frame buffer address used by the TFT controller.
*
* @param [in,out] adr New frame buffer address.
*/
virtual void setTFTFrameBuffer(uint16_t* adr);
/**
* @fn virtual uint16_t TouchGFXGeneratedHAL::getTFTCurrentLine()
*
* @brief Get the current line (Y) of the TFT controller
*
* This function is used to obtain the progress of the TFT controller. More
* specifically, the line (or Y-value) currently being transferred.
*
* Note: The value must be adjusted to account for vertical back porch before
* returning, such that the value is always within the range of 0 &lt;= value &lt;
* actual display height in pixels
*
* It is used for the REFRESH_STRATEGY_OPTIM_SINGLE_BUFFER_TFT_CTRL frame refresh
* strategy in order to synchronize frame buffer drawing with TFT controller
* progress. If this strategy is used, the concrete HAL subclass must provide an
* override of this function that returns correct line value. If this strategy is
* not used, then the getTFTCurrentLine function is never called and can be
* disregarded.
*
* @return In this default implementation, 0xFFFF is returned to signify "not implemented".
*/
virtual uint16_t getTFTCurrentLine();
virtual void InvalidateCache();
virtual void FlushCache();
};
#endif // TouchGFXGeneratedHAL_HPP
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/