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[stm32][driver_crypto]修复CRC自定义设置不生效的bug (#5655) 

* [stm32][drivers]修复CRC自定义设置不生效的bug

* update format
This commit is contained in:
cha331 2022-03-23 14:17:10 +08:00 committed by GitHub
parent 5810f4de7d
commit 96b4974ea2
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 28 additions and 3 deletions
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31
bsp/stm32/libraries/HAL_Drivers/drv_crypto.c
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2019 Winner Microelectronics Co., Ltd.
* Copyright (c) 2006-2022, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
@ -85,7 +85,32 @@ static rt_uint32_t _crc_update(struct hwcrypto_crc *ctx, const rt_uint8_t *in, r
goto _exit;
}
HW_TypeDef->Init.CRCLength = ctx ->crc_cfg.width;
switch(ctx ->crc_cfg.width)
{
#if defined(CRC_POLYLENGTH_7B) && defined(CRC_POLYLENGTH_8B) && defined(CRC_POLYLENGTH_16B) && defined(CRC_POLYLENGTH_32B)
case 7:
HW_TypeDef->Init.CRCLength = CRC_POLYLENGTH_7B;
break;
case 8:
HW_TypeDef->Init.CRCLength = CRC_POLYLENGTH_8B;
break;
case 16:
HW_TypeDef->Init.CRCLength = CRC_POLYLENGTH_16B;
break;
case 32:
HW_TypeDef->Init.CRCLength = CRC_POLYLENGTH_32B;
break;
default :
goto _exit;
#else
case 32:
HW_TypeDef->Init.CRCLength = CRC_POLYLENGTH_32B;
break;
default :
goto _exit;
#endif /* defined(CRC_POLYLENGTH_7B) && defined(CRC_POLYLENGTH_8B) && defined(CRC_POLYLENGTH_16B) && defined(CRC_POLYLENGTH_32B) */
}
if (HW_TypeDef->Init.DefaultInitValueUse == DEFAULT_INIT_VALUE_DISABLE)
{
HW_TypeDef->Init.InitValue = ctx ->crc_cfg.last_val;
@ -404,7 +429,7 @@ static rt_err_t _crypto_create(struct rt_hwcrypto_ctx *ctx)
hcrc->Instance = CRC;
#endif
#if defined(SOC_SERIES_STM32L4) || defined(SOC_SERIES_STM32F0) || defined(SOC_SERIES_STM32H7) || defined(SOC_SERIES_STM32F7) || defined(SOC_SERIES_STM32WB) || defined(SOC_SERIES_STM32MP1)
hcrc->Init.DefaultPolynomialUse = DEFAULT_POLYNOMIAL_ENABLE;
hcrc->Init.DefaultPolynomialUse = DEFAULT_POLYNOMIAL_DISABLE;
hcrc->Init.DefaultInitValueUse = DEFAULT_INIT_VALUE_DISABLE;
hcrc->Init.InputDataInversionMode = CRC_INPUTDATA_INVERSION_BYTE;
hcrc->Init.OutputDataInversionMode = CRC_OUTPUTDATA_INVERSION_ENABLE;