/**
  ******************************************************************************
  * File Name          : TouchGFXHAL.cpp
  ******************************************************************************
  * @attention
  *
  * <h2><center>&copy; Copyright (c) 2021 STMicroelectronics.
  * All rights reserved.</center></h2>
  *
  * This software component is licensed by ST under Ultimate Liberty license
  * SLA0044, the "License"; You may not use this file except in compliance with
  * the License. You may obtain a copy of the License at:
  *                             www.st.com/SLA0044
  *
  ******************************************************************************
  */
#include <TouchGFXHAL.hpp>

/* USER CODE BEGIN TouchGFXHAL.cpp */

#include "stm32f7xx.h"
#include <touchgfx/hal/OSWrappers.hpp>
#include <CortexMMCUInstrumentation.hpp>
#include "touchgfx-config.h"

#if (TOUCHGFX_FREERTOS != 0)
	#include "FreeRTOS.h"
	#include "task.h"
#endif // TOUCHGFX_FREERTOS

using namespace touchgfx;
CortexMMCUInstrumentation instrumentation;

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();
    setFrameBufferStartAddresses((void*)0xC0000000, (void*)0xC003FC00, (void*)0xC007F800);  //enable the animation storage to allow slide animations
    lockDMAToFrontPorch(false);
    instrumentation.init();
    setMCUInstrumentation(&instrumentation);
    enableMCULoadCalculation(true);
}

#if (TOUCHGFX_BAREMETAL != 0)
void TouchGFXHAL::taskEntry()
{
    static bool firstCall = true;

    if (firstCall)
    {
        firstCall = false;
        enableLCDControllerInterrupt();
        enableInterrupts();
    }

    OSWrappers::waitForVSync();

    //backPorchExited();
    // Not necessary to call here when it is done by the
    // OSWrappers::waitForVSync() method
}
#endif // TOUCHGFX_BAREMETAL

/**
 * 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.

    TouchGFXGeneratedHAL::flushFrameBuffer(rect);

    // If the framebuffer is placed in Write Through cached memory (e.g. SRAM) then we need
    // to flush the Dcache to make sure framebuffer is correct in RAM. That's done
    // using SCB_CleanInvalidateDCache().

    if ((SCB->CCR & SCB_CCR_DC_Msk) != 0)   // Check data cache is enabled
    {
        SCB_CleanInvalidateDCache();
    }
}

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();
}

extern "C"
{
	#if (TOUCHGFX_FREERTOS != 0)
    portBASE_TYPE IdleTaskHook(void* p)
    {
        if ((int)p) //idle task sched out
        {
            touchgfx::HAL::getInstance()->setMCUActive(true);
        }
        else //idle task sched in
        {
            touchgfx::HAL::getInstance()->setMCUActive(false);
        }
        return pdTRUE;
    }
	#endif // TOUCHGFX_FREERTOS

}

/* USER CODE END TouchGFXHAL.cpp */

/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/