diff options
Diffstat (limited to 'fw/hid-dials/Drivers/STM32F0xx_HAL_Driver/Src/stm32f0xx_hal_crc_ex.c')
| -rw-r--r-- | fw/hid-dials/Drivers/STM32F0xx_HAL_Driver/Src/stm32f0xx_hal_crc_ex.c | 227 |
1 files changed, 0 insertions, 227 deletions
diff --git a/fw/hid-dials/Drivers/STM32F0xx_HAL_Driver/Src/stm32f0xx_hal_crc_ex.c b/fw/hid-dials/Drivers/STM32F0xx_HAL_Driver/Src/stm32f0xx_hal_crc_ex.c deleted file mode 100644 index f9856c0..0000000 --- a/fw/hid-dials/Drivers/STM32F0xx_HAL_Driver/Src/stm32f0xx_hal_crc_ex.c +++ /dev/null @@ -1,227 +0,0 @@ -/**
- ******************************************************************************
- * @file stm32f0xx_hal_crc_ex.c
- * @author MCD Application Team
- * @brief Extended CRC HAL module driver.
- * This file provides firmware functions to manage the extended
- * functionalities of the CRC peripheral.
- *
- @verbatim
-================================================================================
- ##### How to use this driver #####
-================================================================================
- [..]
- (+) Set user-defined generating polynomial thru HAL_CRCEx_Polynomial_Set()
- (+) Configure Input or Output data inversion
-
- @endverbatim
- ******************************************************************************
- * @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 "stm32f0xx_hal.h"
-
-/** @addtogroup STM32F0xx_HAL_Driver
- * @{
- */
-
-/** @defgroup CRCEx CRCEx
- * @brief CRC Extended HAL module driver
- * @{
- */
-
-#ifdef HAL_CRC_MODULE_ENABLED
-
-/* Private typedef -----------------------------------------------------------*/
-/* Private define ------------------------------------------------------------*/
-/* Private macro -------------------------------------------------------------*/
-/* Private variables ---------------------------------------------------------*/
-/* Private function prototypes -----------------------------------------------*/
-/* Exported functions --------------------------------------------------------*/
-
-/** @defgroup CRCEx_Exported_Functions CRC Extended Exported Functions
- * @{
- */
-
-/** @defgroup CRCEx_Exported_Functions_Group1 Extended Initialization/de-initialization functions
- * @brief Extended Initialization and Configuration functions.
- *
-@verbatim
- ===============================================================================
- ##### Extended configuration functions #####
- ===============================================================================
- [..] This section provides functions allowing to:
- (+) Configure the generating polynomial
- (+) Configure the input data inversion
- (+) Configure the output data inversion
-
-@endverbatim
- * @{
- */
-
-
-#if defined(CRC_POL_POL)
-/**
- * @brief Initialize the CRC polynomial if different from default one.
- * @param hcrc CRC handle
- * @param Pol CRC generating polynomial (7, 8, 16 or 32-bit long).
- * This parameter is written in normal representation, e.g.
- * @arg for a polynomial of degree 7, X^7 + X^6 + X^5 + X^2 + 1 is written 0x65
- * @arg for a polynomial of degree 16, X^16 + X^12 + X^5 + 1 is written 0x1021
- * @param PolyLength CRC polynomial length.
- * This parameter can be one of the following values:
- * @arg @ref CRC_POLYLENGTH_7B 7-bit long CRC (generating polynomial of degree 7)
- * @arg @ref CRC_POLYLENGTH_8B 8-bit long CRC (generating polynomial of degree 8)
- * @arg @ref CRC_POLYLENGTH_16B 16-bit long CRC (generating polynomial of degree 16)
- * @arg @ref CRC_POLYLENGTH_32B 32-bit long CRC (generating polynomial of degree 32)
- * @retval HAL status
- */
-HAL_StatusTypeDef HAL_CRCEx_Polynomial_Set(CRC_HandleTypeDef *hcrc, uint32_t Pol, uint32_t PolyLength)
-{
- HAL_StatusTypeDef status = HAL_OK;
- uint32_t msb = 31U; /* polynomial degree is 32 at most, so msb is initialized to max value */
-
- /* Check the parameters */
- assert_param(IS_CRC_POL_LENGTH(PolyLength));
-
- /* check polynomial definition vs polynomial size:
- * polynomial length must be aligned with polynomial
- * definition. HAL_ERROR is reported if Pol degree is
- * larger than that indicated by PolyLength.
- * Look for MSB position: msb will contain the degree of
- * the second to the largest polynomial member. E.g., for
- * X^7 + X^6 + X^5 + X^2 + 1, msb = 6. */
- while ((msb-- > 0U) && ((Pol & ((uint32_t)(0x1U) << (msb & 0x1FU))) == 0U))
- {
- }
-
- switch (PolyLength)
- {
- case CRC_POLYLENGTH_7B:
- if (msb >= HAL_CRC_LENGTH_7B)
- {
- status = HAL_ERROR;
- }
- break;
- case CRC_POLYLENGTH_8B:
- if (msb >= HAL_CRC_LENGTH_8B)
- {
- status = HAL_ERROR;
- }
- break;
- case CRC_POLYLENGTH_16B:
- if (msb >= HAL_CRC_LENGTH_16B)
- {
- status = HAL_ERROR;
- }
- break;
-
- case CRC_POLYLENGTH_32B:
- /* no polynomial definition vs. polynomial length issue possible */
- break;
- default:
- status = HAL_ERROR;
- break;
- }
- if (status == HAL_OK)
- {
- /* set generating polynomial */
- WRITE_REG(hcrc->Instance->POL, Pol);
-
- /* set generating polynomial size */
- MODIFY_REG(hcrc->Instance->CR, CRC_CR_POLYSIZE, PolyLength);
- }
- /* Return function status */
- return status;
-}
-#endif /* CRC_POL_POL */
-
-/**
- * @brief Set the Reverse Input data mode.
- * @param hcrc CRC handle
- * @param InputReverseMode Input Data inversion mode.
- * This parameter can be one of the following values:
- * @arg @ref CRC_INPUTDATA_INVERSION_NONE no change in bit order (default value)
- * @arg @ref CRC_INPUTDATA_INVERSION_BYTE Byte-wise bit reversal
- * @arg @ref CRC_INPUTDATA_INVERSION_HALFWORD HalfWord-wise bit reversal
- * @arg @ref CRC_INPUTDATA_INVERSION_WORD Word-wise bit reversal
- * @retval HAL status
- */
-HAL_StatusTypeDef HAL_CRCEx_Input_Data_Reverse(CRC_HandleTypeDef *hcrc, uint32_t InputReverseMode)
-{
- /* Check the parameters */
- assert_param(IS_CRC_INPUTDATA_INVERSION_MODE(InputReverseMode));
-
- /* Change CRC peripheral state */
- hcrc->State = HAL_CRC_STATE_BUSY;
-
- /* set input data inversion mode */
- MODIFY_REG(hcrc->Instance->CR, CRC_CR_REV_IN, InputReverseMode);
- /* Change CRC peripheral state */
- hcrc->State = HAL_CRC_STATE_READY;
-
- /* Return function status */
- return HAL_OK;
-}
-
-/**
- * @brief Set the Reverse Output data mode.
- * @param hcrc CRC handle
- * @param OutputReverseMode Output Data inversion mode.
- * This parameter can be one of the following values:
- * @arg @ref CRC_OUTPUTDATA_INVERSION_DISABLE no CRC inversion (default value)
- * @arg @ref CRC_OUTPUTDATA_INVERSION_ENABLE bit-level inversion (e.g. for a 8-bit CRC: 0xB5 becomes 0xAD)
- * @retval HAL status
- */
-HAL_StatusTypeDef HAL_CRCEx_Output_Data_Reverse(CRC_HandleTypeDef *hcrc, uint32_t OutputReverseMode)
-{
- /* Check the parameters */
- assert_param(IS_CRC_OUTPUTDATA_INVERSION_MODE(OutputReverseMode));
-
- /* Change CRC peripheral state */
- hcrc->State = HAL_CRC_STATE_BUSY;
-
- /* set output data inversion mode */
- MODIFY_REG(hcrc->Instance->CR, CRC_CR_REV_OUT, OutputReverseMode);
-
- /* Change CRC peripheral state */
- hcrc->State = HAL_CRC_STATE_READY;
-
- /* Return function status */
- return HAL_OK;
-}
-
-
-
-
-/**
- * @}
- */
-
-
-/**
- * @}
- */
-
-
-#endif /* HAL_CRC_MODULE_ENABLED */
-/**
- * @}
- */
-
-/**
- * @}
- */
-
-/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
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