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Diffstat (limited to 'c/src/lib/libbsp/arm/stm32f7x/hal/STM32F7xx_HAL_Driver/Src/stm32f7xx_hal_ltdc.c')
| -rw-r--r-- | c/src/lib/libbsp/arm/stm32f7x/hal/STM32F7xx_HAL_Driver/Src/stm32f7xx_hal_ltdc.c | 1193 |
1 files changed, 0 insertions, 1193 deletions
diff --git a/c/src/lib/libbsp/arm/stm32f7x/hal/STM32F7xx_HAL_Driver/Src/stm32f7xx_hal_ltdc.c b/c/src/lib/libbsp/arm/stm32f7x/hal/STM32F7xx_HAL_Driver/Src/stm32f7xx_hal_ltdc.c deleted file mode 100644 index 1bb67f41b8..0000000000 --- a/c/src/lib/libbsp/arm/stm32f7x/hal/STM32F7xx_HAL_Driver/Src/stm32f7xx_hal_ltdc.c +++ /dev/null @@ -1,1193 +0,0 @@ -/** - ****************************************************************************** - * @file stm32f7xx_hal_ltdc.c - * @author MCD Application Team - * @version V1.0.1 - * @date 25-June-2015 - * @brief LTDC HAL module driver. - * This file provides firmware functions to manage the following - * functionalities of the LTDC peripheral: - * + Initialization and de-initialization functions - * + IO operation functions - * + Peripheral Control functions - * + Peripheral State and Errors functions - * - @verbatim - ============================================================================== - ##### How to use this driver ##### - ============================================================================== - [..] - (#) Program the required configuration through the following parameters: - the LTDC timing, the horizontal and vertical polarity, - the pixel clock polarity, Data Enable polarity and the LTDC background color value - using HAL_LTDC_Init() function - - (#) Program the required configuration through the following parameters: - the pixel format, the blending factors, input alpha value, the window size - and the image size using HAL_LTDC_ConfigLayer() function for foreground - or/and background layer. - - (#) Optionally, configure and enable the CLUT using HAL_LTDC_ConfigCLUT() and - HAL_LTDC_EnableCLUT functions. - - (#) Optionally, enable the Dither using HAL_LTDC_EnableDither(). - - (#) Optionally, configure and enable the Color keying using HAL_LTDC_ConfigColorKeying() - and HAL_LTDC_EnableColorKeying functions. - - (#) Optionally, configure LineInterrupt using HAL_LTDC_ProgramLineEvent() - function - - (#) If needed, reconfigure and change the pixel format value, the alpha value - value, the window size, the window position and the layer start address - for foreground or/and background layer using respectively the following - functions: HAL_LTDC_SetPixelFormat(), HAL_LTDC_SetAlpha(), HAL_LTDC_SetWindowSize(), - HAL_LTDC_SetWindowPosition(), HAL_LTDC_SetAddress. - - (#) To control LTDC state you can use the following function: HAL_LTDC_GetState() - - *** LTDC HAL driver macros list *** - ============================================= - [..] - Below the list of most used macros in LTDC HAL driver. - - (+) __HAL_LTDC_ENABLE: Enable the LTDC. - (+) __HAL_LTDC_DISABLE: Disable the LTDC. - (+) __HAL_LTDC_LAYER_ENABLE: Enable the LTDC Layer. - (+) __HAL_LTDC_LAYER_DISABLE: Disable the LTDC Layer. - (+) __HAL_LTDC_RELOAD_CONFIG: Reload Layer Configuration. - (+) __HAL_LTDC_GET_FLAG: Get the LTDC pending flags. - (+) __HAL_LTDC_CLEAR_FLAG: Clear the LTDC pending flags. - (+) __HAL_LTDC_ENABLE_IT: Enable the specified LTDC interrupts. - (+) __HAL_LTDC_DISABLE_IT: Disable the specified LTDC interrupts. - (+) __HAL_LTDC_GET_IT_SOURCE: Check whether the specified LTDC interrupt has occurred or not. - - [..] - (@) You can refer to the LTDC HAL driver header file for more useful macros - - @endverbatim - ****************************************************************************** - * @attention - * - * <h2><center>© COPYRIGHT(c) 2015 STMicroelectronics</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 STMicroelectronics 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. - * - ****************************************************************************** - */ - -/* Includes ------------------------------------------------------------------*/ -#include "stm32f7xx_hal.h" - -/** @addtogroup STM32F7xx_HAL_Driver - * @{ - */ -#if defined(STM32F756xx) || defined(STM32F746xx) - -/** @defgroup LTDC LTDC - * @brief LTDC HAL module driver - * @{ - */ - -#ifdef HAL_LTDC_MODULE_ENABLED - -/* Private typedef -----------------------------------------------------------*/ -/* Private define ------------------------------------------------------------*/ -/* Private macro -------------------------------------------------------------*/ -/* Private variables ---------------------------------------------------------*/ -/* Private function prototypes -----------------------------------------------*/ -static void LTDC_SetConfig(LTDC_HandleTypeDef *hltdc, LTDC_LayerCfgTypeDef *pLayerCfg, uint32_t LayerIdx); -/* Private functions ---------------------------------------------------------*/ - -/** @defgroup LTDC_Exported_Functions LTDC Exported Functions - * @{ - */ - -/** @defgroup LTDC_Exported_Functions_Group1 Initialization and Configuration functions - * @brief Initialization and Configuration functions - * -@verbatim - =============================================================================== - ##### Initialization and Configuration functions ##### - =============================================================================== - [..] This section provides functions allowing to: - (+) Initialize and configure the LTDC - (+) De-initialize the LTDC - -@endverbatim - * @{ - */ - -/** - * @brief Initializes the LTDC according to the specified - * parameters in the LTDC_InitTypeDef and create the associated handle. - * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains - * the configuration information for the LTDC. - * @retval HAL status - */ -HAL_StatusTypeDef HAL_LTDC_Init(LTDC_HandleTypeDef *hltdc) -{ - uint32_t tmp = 0, tmp1 = 0; - - /* Check the LTDC peripheral state */ - if(hltdc == NULL) - { - return HAL_ERROR; - } - - /* Check function parameters */ - assert_param(IS_LTDC_ALL_INSTANCE(hltdc->Instance)); - assert_param(IS_LTDC_HSYNC(hltdc->Init.HorizontalSync)); - assert_param(IS_LTDC_VSYNC(hltdc->Init.VerticalSync)); - assert_param(IS_LTDC_AHBP(hltdc->Init.AccumulatedHBP)); - assert_param(IS_LTDC_AVBP(hltdc->Init.AccumulatedVBP)); - assert_param(IS_LTDC_AAH(hltdc->Init.AccumulatedActiveH)); - assert_param(IS_LTDC_AAW(hltdc->Init.AccumulatedActiveW)); - assert_param(IS_LTDC_TOTALH(hltdc->Init.TotalHeigh)); - assert_param(IS_LTDC_TOTALW(hltdc->Init.TotalWidth)); - assert_param(IS_LTDC_HSPOL(hltdc->Init.HSPolarity)); - assert_param(IS_LTDC_VSPOL(hltdc->Init.VSPolarity)); - assert_param(IS_LTDC_DEPOL(hltdc->Init.DEPolarity)); - assert_param(IS_LTDC_PCPOL(hltdc->Init.PCPolarity)); - - if(hltdc->State == HAL_LTDC_STATE_RESET) - { - /* Allocate lock resource and initialize it */ - hltdc->Lock = HAL_UNLOCKED; - /* Init the low level hardware */ - HAL_LTDC_MspInit(hltdc); - } - - /* Change LTDC peripheral state */ - hltdc->State = HAL_LTDC_STATE_BUSY; - - /* Configures the HS, VS, DE and PC polarity */ - hltdc->Instance->GCR &= ~(LTDC_GCR_HSPOL | LTDC_GCR_VSPOL | LTDC_GCR_DEPOL | LTDC_GCR_PCPOL); - hltdc->Instance->GCR |= (uint32_t)(hltdc->Init.HSPolarity | hltdc->Init.VSPolarity | \ - hltdc->Init.DEPolarity | hltdc->Init.PCPolarity); - - /* Sets Synchronization size */ - hltdc->Instance->SSCR &= ~(LTDC_SSCR_VSH | LTDC_SSCR_HSW); - tmp = (hltdc->Init.HorizontalSync << 16); - hltdc->Instance->SSCR |= (tmp | hltdc->Init.VerticalSync); - - /* Sets Accumulated Back porch */ - hltdc->Instance->BPCR &= ~(LTDC_BPCR_AVBP | LTDC_BPCR_AHBP); - tmp = (hltdc->Init.AccumulatedHBP << 16); - hltdc->Instance->BPCR |= (tmp | hltdc->Init.AccumulatedVBP); - - /* Sets Accumulated Active Width */ - hltdc->Instance->AWCR &= ~(LTDC_AWCR_AAH | LTDC_AWCR_AAW); - tmp = (hltdc->Init.AccumulatedActiveW << 16); - hltdc->Instance->AWCR |= (tmp | hltdc->Init.AccumulatedActiveH); - - /* Sets Total Width */ - hltdc->Instance->TWCR &= ~(LTDC_TWCR_TOTALH | LTDC_TWCR_TOTALW); - tmp = (hltdc->Init.TotalWidth << 16); - hltdc->Instance->TWCR |= (tmp | hltdc->Init.TotalHeigh); - - /* Sets the background color value */ - tmp = ((uint32_t)(hltdc->Init.Backcolor.Green) << 8); - tmp1 = ((uint32_t)(hltdc->Init.Backcolor.Red) << 16); - hltdc->Instance->BCCR &= ~(LTDC_BCCR_BCBLUE | LTDC_BCCR_BCGREEN | LTDC_BCCR_BCRED); - hltdc->Instance->BCCR |= (tmp1 | tmp | hltdc->Init.Backcolor.Blue); - - /* Enable the transfer Error interrupt */ - __HAL_LTDC_ENABLE_IT(hltdc, LTDC_IT_TE); - - /* Enable the FIFO underrun interrupt */ - __HAL_LTDC_ENABLE_IT(hltdc, LTDC_IT_FU); - - /* Enable LTDC by setting LTDCEN bit */ - __HAL_LTDC_ENABLE(hltdc); - - /* Initialize the error code */ - hltdc->ErrorCode = HAL_LTDC_ERROR_NONE; - - /* Initialize the LTDC state*/ - hltdc->State = HAL_LTDC_STATE_READY; - - return HAL_OK; -} - -/** - * @brief Deinitializes the LTDC peripheral registers to their default reset - * values. - * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains - * the configuration information for the LTDC. - * @retval None - */ - -HAL_StatusTypeDef HAL_LTDC_DeInit(LTDC_HandleTypeDef *hltdc) -{ - /* DeInit the low level hardware */ - HAL_LTDC_MspDeInit(hltdc); - - /* Initialize the error code */ - hltdc->ErrorCode = HAL_LTDC_ERROR_NONE; - - /* Initialize the LTDC state*/ - hltdc->State = HAL_LTDC_STATE_RESET; - - /* Release Lock */ - __HAL_UNLOCK(hltdc); - - return HAL_OK; -} - -/** - * @brief Initializes the LTDC MSP. - * @param hltdc : pointer to a LTDC_HandleTypeDef structure that contains - * the configuration information for the LTDC. - * @retval None - */ -__weak void HAL_LTDC_MspInit(LTDC_HandleTypeDef* hltdc) -{ - /* NOTE : This function Should not be modified, when the callback is needed, - the HAL_LTDC_MspInit could be implemented in the user file - */ -} - -/** - * @brief DeInitializes the LTDC MSP. - * @param hltdc : pointer to a LTDC_HandleTypeDef structure that contains - * the configuration information for the LTDC. - * @retval None - */ -__weak void HAL_LTDC_MspDeInit(LTDC_HandleTypeDef* hltdc) -{ - /* NOTE : This function Should not be modified, when the callback is needed, - the HAL_LTDC_MspDeInit could be implemented in the user file - */ -} - -/** - * @} - */ - -/** @defgroup LTDC_Exported_Functions_Group2 IO operation functions - * @brief IO operation functions - * -@verbatim - =============================================================================== - ##### IO operation functions ##### - =============================================================================== - [..] This section provides function allowing to: - (+) Handle LTDC interrupt request - -@endverbatim - * @{ - */ -/** - * @brief Handles LTDC interrupt request. - * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains - * the configuration information for the LTDC. - * @retval HAL status - */ -void HAL_LTDC_IRQHandler(LTDC_HandleTypeDef *hltdc) -{ - /* Transfer Error Interrupt management ***************************************/ - if(__HAL_LTDC_GET_FLAG(hltdc, LTDC_FLAG_TE) != RESET) - { - if(__HAL_LTDC_GET_IT_SOURCE(hltdc, LTDC_IT_TE) != RESET) - { - /* Disable the transfer Error interrupt */ - __HAL_LTDC_DISABLE_IT(hltdc, LTDC_IT_TE); - - /* Clear the transfer error flag */ - __HAL_LTDC_CLEAR_FLAG(hltdc, LTDC_FLAG_TE); - - /* Update error code */ - hltdc->ErrorCode |= HAL_LTDC_ERROR_TE; - - /* Change LTDC state */ - hltdc->State = HAL_LTDC_STATE_ERROR; - - /* Process unlocked */ - __HAL_UNLOCK(hltdc); - - /* Transfer error Callback */ - HAL_LTDC_ErrorCallback(hltdc); - } - } - /* FIFO underrun Interrupt management ***************************************/ - if(__HAL_LTDC_GET_FLAG(hltdc, LTDC_FLAG_FU) != RESET) - { - if(__HAL_LTDC_GET_IT_SOURCE(hltdc, LTDC_IT_FU) != RESET) - { - /* Disable the FIFO underrun interrupt */ - __HAL_LTDC_DISABLE_IT(hltdc, LTDC_IT_FU); - - /* Clear the FIFO underrun flag */ - __HAL_LTDC_CLEAR_FLAG(hltdc, LTDC_FLAG_FU); - - /* Update error code */ - hltdc->ErrorCode |= HAL_LTDC_ERROR_FU; - - /* Change LTDC state */ - hltdc->State = HAL_LTDC_STATE_ERROR; - - /* Process unlocked */ - __HAL_UNLOCK(hltdc); - - /* Transfer error Callback */ - HAL_LTDC_ErrorCallback(hltdc); - } - } - /* Line Interrupt management ************************************************/ - if(__HAL_LTDC_GET_FLAG(hltdc, LTDC_FLAG_LI) != RESET) - { - if(__HAL_LTDC_GET_IT_SOURCE(hltdc, LTDC_IT_LI) != RESET) - { - /* Disable the Line interrupt */ - __HAL_LTDC_DISABLE_IT(hltdc, LTDC_IT_LI); - - /* Clear the Line interrupt flag */ - __HAL_LTDC_CLEAR_FLAG(hltdc, LTDC_FLAG_LI); - - /* Change LTDC state */ - hltdc->State = HAL_LTDC_STATE_READY; - - /* Process unlocked */ - __HAL_UNLOCK(hltdc); - - /* Line interrupt Callback */ - HAL_LTDC_LineEvenCallback(hltdc); - } - } -} - -/** - * @brief Error LTDC callback. - * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains - * the configuration information for the LTDC. - * @retval None - */ -__weak void HAL_LTDC_ErrorCallback(LTDC_HandleTypeDef *hltdc) -{ - /* NOTE : This function Should not be modified, when the callback is needed, - the HAL_LTDC_ErrorCallback could be implemented in the user file - */ -} - -/** - * @brief Line Event callback. - * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains - * the configuration information for the LTDC. - * @retval None - */ -__weak void HAL_LTDC_LineEvenCallback(LTDC_HandleTypeDef *hltdc) -{ - /* NOTE : This function Should not be modified, when the callback is needed, - the HAL_LTDC_LineEvenCallback could be implemented in the user file - */ -} - -/** - * @} - */ - -/** @defgroup LTDC_Exported_Functions_Group3 Peripheral Control functions - * @brief Peripheral Control functions - * -@verbatim - =============================================================================== - ##### Peripheral Control functions ##### - =============================================================================== - [..] This section provides functions allowing to: - (+) Configure the LTDC foreground or/and background parameters. - (+) Set the active layer. - (+) Configure the color keying. - (+) Configure the C-LUT. - (+) Enable / Disable the color keying. - (+) Enable / Disable the C-LUT. - (+) Update the layer position. - (+) Update the layer size. - (+) Update pixel format on the fly. - (+) Update transparency on the fly. - (+) Update address on the fly. - -@endverbatim - * @{ - */ - -/** - * @brief Configure the LTDC Layer according to the specified - * parameters in the LTDC_InitTypeDef and create the associated handle. - * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains - * the configuration information for the LTDC. - * @param pLayerCfg: pointer to a LTDC_LayerCfgTypeDef structure that contains - * the configuration information for the Layer. - * @param LayerIdx: LTDC Layer index. - * This parameter can be one of the following values: - * 0 or 1 - * @retval HAL status - */ -HAL_StatusTypeDef HAL_LTDC_ConfigLayer(LTDC_HandleTypeDef *hltdc, LTDC_LayerCfgTypeDef *pLayerCfg, uint32_t LayerIdx) -{ - /* Process locked */ - __HAL_LOCK(hltdc); - - /* Change LTDC peripheral state */ - hltdc->State = HAL_LTDC_STATE_BUSY; - - /* Check the parameters */ - assert_param(IS_LTDC_LAYER(LayerIdx)); - assert_param(IS_LTDC_PIXEL_FORMAT(pLayerCfg->PixelFormat)); - assert_param(IS_LTDC_BLENDING_FACTOR1(pLayerCfg->BlendingFactor1)); - assert_param(IS_LTDC_BLENDING_FACTOR2(pLayerCfg->BlendingFactor2)); - assert_param(IS_LTDC_HCONFIGST(pLayerCfg->WindowX0)); - assert_param(IS_LTDC_HCONFIGSP(pLayerCfg->WindowX1)); - assert_param(IS_LTDC_VCONFIGST(pLayerCfg->WindowY0)); - assert_param(IS_LTDC_VCONFIGSP(pLayerCfg->WindowY1)); - assert_param(IS_LTDC_ALPHA(pLayerCfg->Alpha0)); - assert_param(IS_LTDC_CFBLL(pLayerCfg->ImageWidth)); - assert_param(IS_LTDC_CFBLNBR(pLayerCfg->ImageHeight)); - - /* Copy new layer configuration into handle structure */ - hltdc->LayerCfg[LayerIdx] = *pLayerCfg; - - /* Configure the LTDC Layer */ - LTDC_SetConfig(hltdc, pLayerCfg, LayerIdx); - - /* Sets the Reload type */ - hltdc->Instance->SRCR = LTDC_SRCR_IMR; - - /* Initialize the LTDC state*/ - hltdc->State = HAL_LTDC_STATE_READY; - - /* Process unlocked */ - __HAL_UNLOCK(hltdc); - - return HAL_OK; -} - -/** - * @brief Configure the color keying. - * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains - * the configuration information for the LTDC. - * @param RGBValue: the color key value - * @param LayerIdx: LTDC Layer index. - * This parameter can be one of the following values: - * 0 or 1 - * @retval HAL status - */ -HAL_StatusTypeDef HAL_LTDC_ConfigColorKeying(LTDC_HandleTypeDef *hltdc, uint32_t RGBValue, uint32_t LayerIdx) -{ - /* Process locked */ - __HAL_LOCK(hltdc); - - /* Change LTDC peripheral state */ - hltdc->State = HAL_LTDC_STATE_BUSY; - - /* Check the parameters */ - assert_param(IS_LTDC_LAYER(LayerIdx)); - - /* Configures the default color values */ - LTDC_LAYER(hltdc, LayerIdx)->CKCR &= ~(LTDC_LxCKCR_CKBLUE | LTDC_LxCKCR_CKGREEN | LTDC_LxCKCR_CKRED); - LTDC_LAYER(hltdc, LayerIdx)->CKCR = RGBValue; - - /* Sets the Reload type */ - hltdc->Instance->SRCR = LTDC_SRCR_IMR; - - /* Change the LTDC state*/ - hltdc->State = HAL_LTDC_STATE_READY; - - /* Process unlocked */ - __HAL_UNLOCK(hltdc); - - return HAL_OK; -} - -/** - * @brief Load the color lookup table. - * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains - * the configuration information for the LTDC. - * @param pCLUT: pointer to the color lookup table address. - * @param CLUTSize: the color lookup table size. - * @param LayerIdx: LTDC Layer index. - * This parameter can be one of the following values: - * 0 or 1 - * @retval HAL status - */ -HAL_StatusTypeDef HAL_LTDC_ConfigCLUT(LTDC_HandleTypeDef *hltdc, uint32_t *pCLUT, uint32_t CLUTSize, uint32_t LayerIdx) -{ - uint32_t tmp = 0; - uint32_t counter = 0; - uint32_t pcounter = 0; - - /* Process locked */ - __HAL_LOCK(hltdc); - - /* Change LTDC peripheral state */ - hltdc->State = HAL_LTDC_STATE_BUSY; - - /* Check the parameters */ - assert_param(IS_LTDC_LAYER(LayerIdx)); - - for(counter = 0; (counter < CLUTSize); counter++) - { - if(hltdc->LayerCfg[LayerIdx].PixelFormat == LTDC_PIXEL_FORMAT_AL44) - { - tmp = (((counter + 16*counter) << 24) | ((uint32_t)(*pCLUT) & 0xFF) | ((uint32_t)(*pCLUT) & 0xFF00) | ((uint32_t)(*pCLUT) & 0xFF0000)); - } - else - { - tmp = ((counter << 24) | ((uint32_t)(*pCLUT) & 0xFF) | ((uint32_t)(*pCLUT) & 0xFF00) | ((uint32_t)(*pCLUT) & 0xFF0000)); - } - pcounter = (uint32_t)pCLUT + sizeof(*pCLUT); - pCLUT = (uint32_t *)pcounter; - - /* Specifies the C-LUT address and RGB value */ - LTDC_LAYER(hltdc, LayerIdx)->CLUTWR = tmp; - } - - /* Change the LTDC state*/ - hltdc->State = HAL_LTDC_STATE_READY; - - /* Process unlocked */ - __HAL_UNLOCK(hltdc); - - return HAL_OK; -} - -/** - * @brief Enable the color keying. - * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains - * the configuration information for the LTDC. - * @param LayerIdx: LTDC Layer index. - * This parameter can be one of the following values: - * 0 or 1 - * @retval HAL status - */ -HAL_StatusTypeDef HAL_LTDC_EnableColorKeying(LTDC_HandleTypeDef *hltdc, uint32_t LayerIdx) -{ - /* Process locked */ - __HAL_LOCK(hltdc); - - /* Change LTDC peripheral state */ - hltdc->State = HAL_LTDC_STATE_BUSY; - - /* Check the parameters */ - assert_param(IS_LTDC_LAYER(LayerIdx)); - - /* Enable LTDC color keying by setting COLKEN bit */ - LTDC_LAYER(hltdc, LayerIdx)->CR |= (uint32_t)LTDC_LxCR_COLKEN; - - /* Sets the Reload type */ - hltdc->Instance->SRCR = LTDC_SRCR_IMR; - - /* Change the LTDC state*/ - hltdc->State = HAL_LTDC_STATE_READY; - - /* Process unlocked */ - __HAL_UNLOCK(hltdc); - - return HAL_OK; -} - -/** - * @brief Disable the color keying. - * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains - * the configuration information for the LTDC. - * @param LayerIdx: LTDC Layer index. - * This parameter can be one of the following values: - * 0 or 1 - * @retval HAL status - */ -HAL_StatusTypeDef HAL_LTDC_DisableColorKeying(LTDC_HandleTypeDef *hltdc, uint32_t LayerIdx) -{ - /* Process locked */ - __HAL_LOCK(hltdc); - - /* Change LTDC peripheral state */ - hltdc->State = HAL_LTDC_STATE_BUSY; - - /* Check the parameters */ - assert_param(IS_LTDC_LAYER(LayerIdx)); - - /* Disable LTDC color keying by setting COLKEN bit */ - LTDC_LAYER(hltdc, LayerIdx)->CR &= ~(uint32_t)LTDC_LxCR_COLKEN; - - /* Sets the Reload type */ - hltdc->Instance->SRCR = LTDC_SRCR_IMR; - - /* Change the LTDC state*/ - hltdc->State = HAL_LTDC_STATE_READY; - - /* Process unlocked */ - __HAL_UNLOCK(hltdc); - - return HAL_OK; -} - -/** - * @brief Enable the color lookup table. - * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains - * the configuration information for the LTDC. - * @param LayerIdx: LTDC Layer index. - * This parameter can be one of the following values: - * 0 or 1 - * @retval HAL status - */ -HAL_StatusTypeDef HAL_LTDC_EnableCLUT(LTDC_HandleTypeDef *hltdc, uint32_t LayerIdx) -{ - - /* Process locked */ - __HAL_LOCK(hltdc); - - /* Change LTDC peripheral state */ - hltdc->State = HAL_LTDC_STATE_BUSY; - - /* Check the parameters */ - assert_param(IS_LTDC_LAYER(LayerIdx)); - - /* Disable LTDC color lookup table by setting CLUTEN bit */ - LTDC_LAYER(hltdc, LayerIdx)->CR |= (uint32_t)LTDC_LxCR_CLUTEN; - - /* Sets the Reload type */ - hltdc->Instance->SRCR = LTDC_SRCR_IMR; - - /* Change the LTDC state*/ - hltdc->State = HAL_LTDC_STATE_READY; - - /* Process unlocked */ - __HAL_UNLOCK(hltdc); - - return HAL_OK; -} - -/** - * @brief Disable the color lookup table. - * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains - * the configuration information for the LTDC. - * @param LayerIdx: LTDC Layer index. - * This parameter can be one of the following values: - * 0 or 1 - * @retval HAL status - */ -HAL_StatusTypeDef HAL_LTDC_DisableCLUT(LTDC_HandleTypeDef *hltdc, uint32_t LayerIdx) -{ - - /* Process locked */ - __HAL_LOCK(hltdc); - - /* Change LTDC peripheral state */ - hltdc->State = HAL_LTDC_STATE_BUSY; - - /* Check the parameters */ - assert_param(IS_LTDC_LAYER(LayerIdx)); - - /* Disable LTDC color lookup table by setting CLUTEN bit */ - LTDC_LAYER(hltdc, LayerIdx)->CR &= ~(uint32_t)LTDC_LxCR_CLUTEN; - - /* Sets the Reload type */ - hltdc->Instance->SRCR = LTDC_SRCR_IMR; - - /* Change the LTDC state*/ - hltdc->State = HAL_LTDC_STATE_READY; - - /* Process unlocked */ - __HAL_UNLOCK(hltdc); - - return HAL_OK; -} - -/** - * @brief Enables Dither. - * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains - * the configuration information for the LTDC. - * @retval HAL status - */ - -HAL_StatusTypeDef HAL_LTDC_EnableDither(LTDC_HandleTypeDef *hltdc) -{ - /* Process locked */ - __HAL_LOCK(hltdc); - - /* Change LTDC peripheral state */ - hltdc->State = HAL_LTDC_STATE_BUSY; - - /* Enable Dither by setting DTEN bit */ - LTDC->GCR |= (uint32_t)LTDC_GCR_DTEN; - - /* Change the LTDC state*/ - hltdc->State = HAL_LTDC_STATE_READY; - - /* Process unlocked */ - __HAL_UNLOCK(hltdc); - - return HAL_OK; -} - -/** - * @brief Disables Dither. - * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains - * the configuration information for the LTDC. - * @retval HAL status - */ - -HAL_StatusTypeDef HAL_LTDC_DisableDither(LTDC_HandleTypeDef *hltdc) -{ - /* Process locked */ - __HAL_LOCK(hltdc); - - /* Change LTDC peripheral state */ - hltdc->State = HAL_LTDC_STATE_BUSY; - - /* Disable Dither by setting DTEN bit */ - LTDC->GCR &= ~(uint32_t)LTDC_GCR_DTEN; - - /* Change the LTDC state*/ - hltdc->State = HAL_LTDC_STATE_READY; - - /* Process unlocked */ - __HAL_UNLOCK(hltdc); - - return HAL_OK; -} - -/** - * @brief Set the LTDC window size. - * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains - * the configuration information for the LTDC. - * @param XSize: LTDC Pixel per line - * @param YSize: LTDC Line number - * @param LayerIdx: LTDC Layer index. - * This parameter can be one of the following values: - * 0 or 1 - * @retval HAL status - */ -HAL_StatusTypeDef HAL_LTDC_SetWindowSize(LTDC_HandleTypeDef *hltdc, uint32_t XSize, uint32_t YSize, uint32_t LayerIdx) -{ - LTDC_LayerCfgTypeDef *pLayerCfg; - - /* Process locked */ - __HAL_LOCK(hltdc); - - /* Change LTDC peripheral state */ - hltdc->State = HAL_LTDC_STATE_BUSY; - - /* Get layer configuration from handle structure */ - pLayerCfg = &hltdc->LayerCfg[LayerIdx]; - - /* Check the parameters (Layers parameters)*/ - assert_param(IS_LTDC_LAYER(LayerIdx)); - assert_param(IS_LTDC_HCONFIGST(pLayerCfg->WindowX0)); - assert_param(IS_LTDC_HCONFIGSP(pLayerCfg->WindowX1)); - assert_param(IS_LTDC_VCONFIGST(pLayerCfg->WindowY0)); - assert_param(IS_LTDC_VCONFIGSP(pLayerCfg->WindowY1)); - assert_param(IS_LTDC_CFBLL(XSize)); - assert_param(IS_LTDC_CFBLNBR(YSize)); - - /* update horizontal start/stop */ - pLayerCfg->WindowX0 = 0; - pLayerCfg->WindowX1 = XSize + pLayerCfg->WindowX0; - - /* update vertical start/stop */ - pLayerCfg->WindowY0 = 0; - pLayerCfg->WindowY1 = YSize + pLayerCfg->WindowY0; - - /* Reconfigures the color frame buffer pitch in byte */ - pLayerCfg->ImageWidth = XSize; - - /* Reconfigures the frame buffer line number */ - pLayerCfg->ImageHeight = YSize; - - /* Set LTDC parameters */ - LTDC_SetConfig(hltdc, pLayerCfg, LayerIdx); - - /* Sets the Reload type */ - hltdc->Instance->SRCR = LTDC_SRCR_IMR; - - /* Change the LTDC state*/ - hltdc->State = HAL_LTDC_STATE_READY; - - /* Process unlocked */ - __HAL_UNLOCK(hltdc); - - return HAL_OK; -} - -/** - * @brief Set the LTDC window position. - * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains - * the configuration information for the LTDC. - * @param X0: LTDC window X offset - * @param Y0: LTDC window Y offset - * @param LayerIdx: LTDC Layer index. - * This parameter can be one of the following values: - * 0 or 1 - * @retval HAL status - */ -HAL_StatusTypeDef HAL_LTDC_SetWindowPosition(LTDC_HandleTypeDef *hltdc, uint32_t X0, uint32_t Y0, uint32_t LayerIdx) -{ - LTDC_LayerCfgTypeDef *pLayerCfg; - - /* Process locked */ - __HAL_LOCK(hltdc); - - /* Change LTDC peripheral state */ - hltdc->State = HAL_LTDC_STATE_BUSY; - - /* Get layer configuration from handle structure */ - pLayerCfg = &hltdc->LayerCfg[LayerIdx]; - - /* Check the parameters */ - assert_param(IS_LTDC_LAYER(LayerIdx)); - assert_param(IS_LTDC_HCONFIGST(pLayerCfg->WindowX0)); - assert_param(IS_LTDC_HCONFIGSP(pLayerCfg->WindowX1)); - assert_param(IS_LTDC_VCONFIGST(pLayerCfg->WindowY0)); - assert_param(IS_LTDC_VCONFIGSP(pLayerCfg->WindowY1)); - - /* update horizontal start/stop */ - pLayerCfg->WindowX0 = X0; - pLayerCfg->WindowX1 = X0 + pLayerCfg->ImageWidth; - - /* update vertical start/stop */ - pLayerCfg->WindowY0 = Y0; - pLayerCfg->WindowY1 = Y0 + pLayerCfg->ImageHeight; - - /* Set LTDC parameters */ - LTDC_SetConfig(hltdc, pLayerCfg, LayerIdx); - - /* Sets the Reload type */ - hltdc->Instance->SRCR = LTDC_SRCR_IMR; - - /* Change the LTDC state*/ - hltdc->State = HAL_LTDC_STATE_READY; - - /* Process unlocked */ - __HAL_UNLOCK(hltdc); - - return HAL_OK; -} - -/** - * @brief Reconfigure the pixel format. - * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains - * the configuration information for the LTDC. - * @param Pixelformat: new pixel format value. - * @param LayerIdx: LTDC Layer index. - * This parameter can be one of the following values: - * 0 or 1. - * @retval HAL status - */ -HAL_StatusTypeDef HAL_LTDC_SetPixelFormat(LTDC_HandleTypeDef *hltdc, uint32_t Pixelformat, uint32_t LayerIdx) -{ - LTDC_LayerCfgTypeDef *pLayerCfg; - - /* Process locked */ - __HAL_LOCK(hltdc); - - /* Change LTDC peripheral state */ - hltdc->State = HAL_LTDC_STATE_BUSY; - - /* Check the parameters */ - assert_param(IS_LTDC_LAYER(LayerIdx)); - assert_param(IS_LTDC_PIXEL_FORMAT(Pixelformat)); - - /* Get layer configuration from handle structure */ - pLayerCfg = &hltdc->LayerCfg[LayerIdx]; - - /* Reconfigure the pixel format */ - pLayerCfg->PixelFormat = Pixelformat; - - /* Set LTDC parameters */ - LTDC_SetConfig(hltdc, pLayerCfg, LayerIdx); - - /* Sets the Reload type */ - hltdc->Instance->SRCR = LTDC_SRCR_IMR; - - /* Change the LTDC state*/ - hltdc->State = HAL_LTDC_STATE_READY; - - /* Process unlocked */ - __HAL_UNLOCK(hltdc); - - return HAL_OK; -} - -/** - * @brief Reconfigure the layer alpha value. - * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains - * the configuration information for the LTDC. - * @param Alpha: new alpha value. - * @param LayerIdx: LTDC Layer index. - * This parameter can be one of the following values: - * 0 or 1 - * @retval HAL status - */ -HAL_StatusTypeDef HAL_LTDC_SetAlpha(LTDC_HandleTypeDef *hltdc, uint32_t Alpha, uint32_t LayerIdx) -{ - LTDC_LayerCfgTypeDef *pLayerCfg; - - /* Process locked */ - __HAL_LOCK(hltdc); - - /* Change LTDC peripheral state */ - hltdc->State = HAL_LTDC_STATE_BUSY; - - /* Check the parameters */ - assert_param(IS_LTDC_ALPHA(Alpha)); - assert_param(IS_LTDC_LAYER(LayerIdx)); - - /* Get layer configuration from handle structure */ - pLayerCfg = &hltdc->LayerCfg[LayerIdx]; - - /* Reconfigure the Alpha value */ - pLayerCfg->Alpha = Alpha; - - /* Set LTDC parameters */ - LTDC_SetConfig(hltdc, pLayerCfg, LayerIdx); - - /* Sets the Reload type */ - hltdc->Instance->SRCR = LTDC_SRCR_IMR; - - /* Change the LTDC state*/ - hltdc->State = HAL_LTDC_STATE_READY; - - /* Process unlocked */ - __HAL_UNLOCK(hltdc); - - return HAL_OK; -} -/** - * @brief Reconfigure the frame buffer Address. - * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains - * the configuration information for the LTDC. - * @param Address: new address value. - * @param LayerIdx: LTDC Layer index. - * This parameter can be one of the following values: - * 0 or 1. - * @retval HAL status - */ -HAL_StatusTypeDef HAL_LTDC_SetAddress(LTDC_HandleTypeDef *hltdc, uint32_t Address, uint32_t LayerIdx) -{ - LTDC_LayerCfgTypeDef *pLayerCfg; - - /* Process locked */ - __HAL_LOCK(hltdc); - - /* Change LTDC peripheral state */ - hltdc->State = HAL_LTDC_STATE_BUSY; - - /* Check the parameters */ - assert_param(IS_LTDC_LAYER(LayerIdx)); - - /* Get layer configuration from handle structure */ - pLayerCfg = &hltdc->LayerCfg[LayerIdx]; - - /* Reconfigure the Address */ - pLayerCfg->FBStartAdress = Address; - - /* Set LTDC parameters */ - LTDC_SetConfig(hltdc, pLayerCfg, LayerIdx); - - /* Sets the Reload type */ - hltdc->Instance->SRCR = LTDC_SRCR_IMR; - - /* Change the LTDC state*/ - hltdc->State = HAL_LTDC_STATE_READY; - - /* Process unlocked */ - __HAL_UNLOCK(hltdc); - - return HAL_OK; -} - -/** - * @brief Define the position of the line interrupt . - * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains - * the configuration information for the LTDC. - * @param Line: Line Interrupt Position. - * @retval HAL status - */ -HAL_StatusTypeDef HAL_LTDC_ProgramLineEvent(LTDC_HandleTypeDef *hltdc, uint32_t Line) -{ - /* Process locked */ - __HAL_LOCK(hltdc); - - /* Change LTDC peripheral state */ - hltdc->State = HAL_LTDC_STATE_BUSY; - - /* Check the parameters */ - assert_param(IS_LTDC_LIPOS(Line)); - - /* Enable the Line interrupt */ - __HAL_LTDC_ENABLE_IT(hltdc, LTDC_IT_LI); - - /* Sets the Line Interrupt position */ - LTDC->LIPCR = (uint32_t)Line; - - /* Change the LTDC state*/ - hltdc->State = HAL_LTDC_STATE_READY; - - /* Process unlocked */ - __HAL_UNLOCK(hltdc); - - return HAL_OK; -} - -/** - * @} - */ - -/** @defgroup LTDC_Exported_Functions_Group4 Peripheral State and Errors functions - * @brief Peripheral State and Errors functions - * -@verbatim - =============================================================================== - ##### Peripheral State and Errors functions ##### - =============================================================================== - [..] - This subsection provides functions allowing to - (+) Check the LTDC state. - (+) Get error code. - -@endverbatim - * @{ - */ - -/** - * @brief Return the LTDC state - * @param hltdc: pointer to a LTDC_HandleTypeDef structure that contains - * the configuration information for the LTDC. - * @retval HAL state - */ -HAL_LTDC_StateTypeDef HAL_LTDC_GetState(LTDC_HandleTypeDef *hltdc) -{ - return hltdc->State; -} - -/** -* @brief Return the LTDC error code -* @param hltdc : pointer to a LTDC_HandleTypeDef structure that contains - * the configuration information for the LTDC. -* @retval LTDC Error Code -*/ -uint32_t HAL_LTDC_GetError(LTDC_HandleTypeDef *hltdc) -{ - return hltdc->ErrorCode; -} - -/** - * @} - */ - -/** - * @brief Configures the LTDC peripheral - * @param hltdc : Pointer to a LTDC_HandleTypeDef structure that contains - * the configuration information for the LTDC. - * @param pLayerCfg: Pointer LTDC Layer Configuration structure - * @param LayerIdx: LTDC Layer index. - * This parameter can be one of the following values: 0 or 1 - * @retval None - */ -static void LTDC_SetConfig(LTDC_HandleTypeDef *hltdc, LTDC_LayerCfgTypeDef *pLayerCfg, uint32_t LayerIdx) -{ - uint32_t tmp = 0; - uint32_t tmp1 = 0; - uint32_t tmp2 = 0; - - /* Configures the horizontal start and stop position */ - tmp = ((pLayerCfg->WindowX1 + ((hltdc->Instance->BPCR & LTDC_BPCR_AHBP) >> 16)) << 16); - LTDC_LAYER(hltdc, LayerIdx)->WHPCR &= ~(LTDC_LxWHPCR_WHSTPOS | LTDC_LxWHPCR_WHSPPOS); - LTDC_LAYER(hltdc, LayerIdx)->WHPCR = ((pLayerCfg->WindowX0 + ((hltdc->Instance->BPCR & LTDC_BPCR_AHBP) >> 16) + 1) | tmp); - - /* Configures the vertical start and stop position */ - tmp = ((pLayerCfg->WindowY1 + (hltdc->Instance->BPCR & LTDC_BPCR_AVBP)) << 16); - LTDC_LAYER(hltdc, LayerIdx)->WVPCR &= ~(LTDC_LxWVPCR_WVSTPOS | LTDC_LxWVPCR_WVSPPOS); - LTDC_LAYER(hltdc, LayerIdx)->WVPCR = ((pLayerCfg->WindowY0 + (hltdc->Instance->BPCR & LTDC_BPCR_AVBP) + 1) | tmp); - - /* Specifies the pixel format */ - LTDC_LAYER(hltdc, LayerIdx)->PFCR &= ~(LTDC_LxPFCR_PF); - LTDC_LAYER(hltdc, LayerIdx)->PFCR = (pLayerCfg->PixelFormat); - - /* Configures the default color values */ - tmp = ((uint32_t)(pLayerCfg->Backcolor.Green) << 8); - tmp1 = ((uint32_t)(pLayerCfg->Backcolor.Red) << 16); - tmp2 = (pLayerCfg->Alpha0 << 24); - LTDC_LAYER(hltdc, LayerIdx)->DCCR &= ~(LTDC_LxDCCR_DCBLUE | LTDC_LxDCCR_DCGREEN | LTDC_LxDCCR_DCRED | LTDC_LxDCCR_DCALPHA); - LTDC_LAYER(hltdc, LayerIdx)->DCCR = (pLayerCfg->Backcolor.Blue | tmp | tmp1 | tmp2); - - /* Specifies the constant alpha value */ - LTDC_LAYER(hltdc, LayerIdx)->CACR &= ~(LTDC_LxCACR_CONSTA); - LTDC_LAYER(hltdc, LayerIdx)->CACR = (pLayerCfg->Alpha); - - /* Specifies the blending factors */ - LTDC_LAYER(hltdc, LayerIdx)->BFCR &= ~(LTDC_LxBFCR_BF2 | LTDC_LxBFCR_BF1); - LTDC_LAYER(hltdc, LayerIdx)->BFCR = (pLayerCfg->BlendingFactor1 | pLayerCfg->BlendingFactor2); - - /* Configures the color frame buffer start address */ - LTDC_LAYER(hltdc, LayerIdx)->CFBAR &= ~(LTDC_LxCFBAR_CFBADD); - LTDC_LAYER(hltdc, LayerIdx)->CFBAR = (pLayerCfg->FBStartAdress); - - if(pLayerCfg->PixelFormat == LTDC_PIXEL_FORMAT_ARGB8888) - { - tmp = 4; - } - else if (pLayerCfg->PixelFormat == LTDC_PIXEL_FORMAT_RGB888) - { - tmp = 3; - } - else if((pLayerCfg->PixelFormat == LTDC_PIXEL_FORMAT_ARGB4444) || \ - (pLayerCfg->PixelFormat == LTDC_PIXEL_FORMAT_RGB565) || \ - (pLayerCfg->PixelFormat == LTDC_PIXEL_FORMAT_ARGB1555) || \ - (pLayerCfg->PixelFormat == LTDC_PIXEL_FORMAT_AL88)) - { - tmp = 2; - } - else - { - tmp = 1; - } - - /* Configures the color frame buffer pitch in byte */ - LTDC_LAYER(hltdc, LayerIdx)->CFBLR &= ~(LTDC_LxCFBLR_CFBLL | LTDC_LxCFBLR_CFBP); - LTDC_LAYER(hltdc, LayerIdx)->CFBLR = (((pLayerCfg->ImageWidth * tmp) << 16) | (((pLayerCfg->WindowX1 - pLayerCfg->WindowX0) * tmp) + 3)); - - /* Configures the frame buffer line number */ - LTDC_LAYER(hltdc, LayerIdx)->CFBLNR &= ~(LTDC_LxCFBLNR_CFBLNBR); - LTDC_LAYER(hltdc, LayerIdx)->CFBLNR = (pLayerCfg->ImageHeight); - - /* Enable LTDC_Layer by setting LEN bit */ - LTDC_LAYER(hltdc, LayerIdx)->CR |= (uint32_t)LTDC_LxCR_LEN; -} - -/** - * @} - */ - -#endif /* HAL_LTDC_MODULE_ENABLED */ - -/** - * @} - */ -#endif /* STM32F756xx || STM32F746xx */ - -/** - * @} - */ - -/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ |