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[bsp][stm32]upgrade menuconfig about crypto
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Ernest committed Jul 11, 2019
1 parent b0e037f commit ff3cc7b
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Showing 9 changed files with 96 additions and 45 deletions.
20 changes: 20 additions & 0 deletions bsp/stm32/libraries/HAL_Drivers/Kconfig.crypto
Original file line number Diff line number Diff line change
@@ -0,0 +1,20 @@

config BSP_USING_CRC
bool "Enable CRC (CRC-32 0x04C11DB7 polynomial)"
select RT_USING_HWCRYPTO
select RT_HWCRYPTO_USING_CRC
default n

config BSP_USING_RNG
bool "Enable RNG"
select RT_USING_HWCRYPTO
select RT_HWCRYPTO_USING_RNG
depends on (SOC_SERIES_STM32L4 || SOC_SERIES_STM32F4 || SOC_SERIES_STM32F7 || \
SOC_SERIES_STM32H7)
default n

config BSP_USING_UID
bool "Enable Device ID"
select RT_USING_HWCRYPTO
default n

105 changes: 62 additions & 43 deletions bsp/stm32/libraries/HAL_Drivers/drv_crypto.c
Original file line number Diff line number Diff line change
Expand Up @@ -15,43 +15,22 @@
#include "drv_crypto.h"
#include "board.h"

#if !defined(SOC_SERIES_STM32F0)&& !defined(SOC_SERIES_STM32F1) && !defined(SOC_SERIES_STM32F4) \
&& !defined(SOC_SERIES_STM32F7)&& !defined(SOC_SERIES_STM32L4) && !defined(SOC_SERIES_STM32H7)
#error "Please define at least one SOC_SERIES"
#endif

#if defined(SOC_SERIES_STM32L4)|| defined(SOC_SERIES_STM32F0) || defined(SOC_SERIES_STM32H7) || defined(SOC_SERIES_STM32F7)
static struct hwcrypto_crc_cfg crc_backup_cfg;
#endif

struct stm32_hwcrypto_device
{
struct rt_hwcrypto_device dev;
struct rt_mutex mutex;
};

#if defined(BSP_USING_CRC)

struct hash_ctx_des
{
CRC_HandleTypeDef contex;
};

#if defined(SOC_SERIES_STM32L4) || defined(SOC_SERIES_STM32F4) || defined(SOC_SERIES_STM32H7) || defined(SOC_SERIES_STM32F7)
static rt_uint32_t _rng_rand(struct hwcrypto_rng *ctx)
{
rt_uint32_t gen_random = 0;

RNG_HandleTypeDef *HW_TypeDef = (RNG_HandleTypeDef *)(ctx->parent.contex);

if (HAL_OK == HAL_RNG_GenerateRandomNumber(HW_TypeDef, &gen_random))
{
return gen_random ;
}

return 0;
}
#endif
#if defined(SOC_SERIES_STM32L4)|| defined(SOC_SERIES_STM32F0) || defined(SOC_SERIES_STM32H7) || defined(SOC_SERIES_STM32F7)
static struct hwcrypto_crc_cfg crc_backup_cfg;

#if defined(SOC_SERIES_STM32L4) || defined(SOC_SERIES_STM32F0) || defined(SOC_SERIES_STM32H7) || defined(SOC_SERIES_STM32F7)
static int reverse_bit(rt_uint32_t n)
{
n = ((n >> 1) & 0x55555555) | ((n << 1) & 0xaaaaaaaa);
Expand All @@ -68,12 +47,13 @@ static rt_uint32_t _crc_update(struct hwcrypto_crc *ctx, const rt_uint8_t *in, r
{
rt_uint32_t result = 0;
struct stm32_hwcrypto_device *stm32_hw_dev = (struct stm32_hwcrypto_device *)ctx->parent.device->user_data;
#if defined(SOC_SERIES_STM32L4) || defined(SOC_SERIES_STM32F0) || defined(SOC_SERIES_STM32H7) || defined(SOC_SERIES_STM32F7)

#if defined(SOC_SERIES_STM32L4)|| defined(SOC_SERIES_STM32F0) || defined(SOC_SERIES_STM32H7) || defined(SOC_SERIES_STM32F7)
CRC_HandleTypeDef *HW_TypeDef = (CRC_HandleTypeDef *)(ctx->parent.contex);
#endif

rt_mutex_take(&stm32_hw_dev->mutex, RT_WAITING_FOREVER);
#if defined(SOC_SERIES_STM32L4) || defined(SOC_SERIES_STM32F0) || defined(SOC_SERIES_STM32H7) || defined(SOC_SERIES_STM32F7)
#if defined(SOC_SERIES_STM32L4)|| defined(SOC_SERIES_STM32F0) || defined(SOC_SERIES_STM32H7) || defined(SOC_SERIES_STM32F7)
if (0 != memcmp(&crc_backup_cfg, &ctx->crc_cfg, sizeof(struct hwcrypto_crc_cfg)))
{
if (HW_TypeDef->Init.DefaultPolynomialUse == DEFAULT_POLYNOMIAL_DISABLE)
Expand Down Expand Up @@ -122,8 +102,9 @@ static rt_uint32_t _crc_update(struct hwcrypto_crc *ctx, const rt_uint8_t *in, r
{
goto _exit;
}
#elif defined(SOC_SERIES_STM32F4) || defined(SOC_SERIES_STM32F1)
if (length % 4 != 0)
#else
if (ctx->crc_cfg.flags == 0 && ctx->crc_cfg.last_val == 0xFFFFFFFF && \
ctx->crc_cfg.xorout == 0 && length % 4 != 0)
{
goto _exit;
}
Expand All @@ -132,7 +113,7 @@ static rt_uint32_t _crc_update(struct hwcrypto_crc *ctx, const rt_uint8_t *in, r

result = HAL_CRC_Accumulate(ctx->parent.contex, (rt_uint32_t *)in, length);

#if defined(SOC_SERIES_STM32L4) || defined(SOC_SERIES_STM32F0) || defined(SOC_SERIES_STM32H7) || defined(SOC_SERIES_STM32F7)
#if defined(SOC_SERIES_STM32L4)|| defined(SOC_SERIES_STM32F0) || defined(SOC_SERIES_STM32H7) || defined(SOC_SERIES_STM32F7)
if (HW_TypeDef->Init.OutputDataInversionMode)
{
ctx ->crc_cfg.last_val = reverse_bit(result);
Expand All @@ -143,32 +124,48 @@ static rt_uint32_t _crc_update(struct hwcrypto_crc *ctx, const rt_uint8_t *in, r
}
crc_backup_cfg.last_val = ctx ->crc_cfg.last_val;
result = (result ? result ^ (ctx ->crc_cfg.xorout) : result);

#endif

_exit:
rt_mutex_release(&stm32_hw_dev->mutex);

return result;
}

#if defined(SOC_SERIES_STM32L4) || defined(SOC_SERIES_STM32F4) || defined(SOC_SERIES_STM32H7) || defined(SOC_SERIES_STM32F7)
static const struct hwcrypto_rng_ops rng_ops =
static const struct hwcrypto_crc_ops crc_ops =
{
.update = _rng_rand,
.update = _crc_update,
};
#endif
#endif /* BSP_USING_CRC */

static const struct hwcrypto_crc_ops crc_ops =
#if defined(BSP_USING_RNG)
static rt_uint32_t _rng_rand(struct hwcrypto_rng *ctx)
{
.update = _crc_update,
rt_uint32_t gen_random = 0;

RNG_HandleTypeDef *HW_TypeDef = (RNG_HandleTypeDef *)(ctx->parent.contex);

if (HAL_OK == HAL_RNG_GenerateRandomNumber(HW_TypeDef, &gen_random))
{
return gen_random ;
}

return 0;
}

static const struct hwcrypto_rng_ops rng_ops =
{
.update = _rng_rand,
};
#endif /* BSP_USING_RNG */

static rt_err_t _crypto_create(struct rt_hwcrypto_ctx *ctx)
{
rt_err_t res = RT_EOK;

switch (ctx->type & HWCRYPTO_MAIN_TYPE_MASK)
{
#if defined(SOC_SERIES_STM32L4) || defined(SOC_SERIES_STM32F4) || defined(SOC_SERIES_STM32H7) || defined(SOC_SERIES_STM32F7)
#if defined(BSP_USING_RNG)
case HWCRYPTO_TYPE_RNG:
{
RNG_HandleTypeDef *hrng = rt_calloc(1, sizeof(RNG_HandleTypeDef));
Expand All @@ -180,7 +177,9 @@ static rt_err_t _crypto_create(struct rt_hwcrypto_ctx *ctx)

break;
}
#endif
#endif /* BSP_USING_RNG */

#if defined(BSP_USING_CRC)
case HWCRYPTO_TYPE_CRC:
{
CRC_HandleTypeDef *hcrc = rt_calloc(1, sizeof(CRC_HandleTypeDef));
Expand All @@ -191,13 +190,13 @@ static rt_err_t _crypto_create(struct rt_hwcrypto_ctx *ctx)
}

hcrc->Instance = CRC;
#if defined(SOC_SERIES_STM32L4) || defined(SOC_SERIES_STM32F0) || defined(SOC_SERIES_STM32H7) || defined(SOC_SERIES_STM32F7)
#if defined(SOC_SERIES_STM32L4)|| defined(SOC_SERIES_STM32F0) || defined(SOC_SERIES_STM32H7) || defined(SOC_SERIES_STM32F7)
hcrc->Init.DefaultPolynomialUse = DEFAULT_POLYNOMIAL_ENABLE;
hcrc->Init.DefaultInitValueUse = DEFAULT_INIT_VALUE_DISABLE;
hcrc->Init.InputDataInversionMode = CRC_INPUTDATA_INVERSION_BYTE;
hcrc->Init.OutputDataInversionMode = CRC_OUTPUTDATA_INVERSION_ENABLE;
hcrc->InputDataFormat = CRC_INPUTDATA_FORMAT_BYTES;
#elif defined(SOC_SERIES_STM32F4) || defined(SOC_SERIES_STM32F1)
#else
if (HAL_CRC_Init(hcrc) != HAL_OK)
{
res = -RT_ERROR;
Expand All @@ -207,6 +206,7 @@ static rt_err_t _crypto_create(struct rt_hwcrypto_ctx *ctx)
((struct hwcrypto_crc *)ctx)->ops = &crc_ops;
break;
}
#endif /* BSP_USING_CRC */
default:
res = -RT_ERROR;
break;
Expand All @@ -219,11 +219,16 @@ static void _crypto_destroy(struct rt_hwcrypto_ctx *ctx)
{
switch (ctx->type & HWCRYPTO_MAIN_TYPE_MASK)
{
#if defined(BSP_USING_RNG)
case HWCRYPTO_TYPE_RNG:
break;
#endif /* BSP_USING_RNG */

#if defined(BSP_USING_CRC)
case HWCRYPTO_TYPE_CRC:
HAL_CRC_DeInit((CRC_HandleTypeDef *)(ctx->contex));
break;
#endif /* BSP_USING_CRC */
default:
break;
}
Expand All @@ -237,14 +242,19 @@ static rt_err_t _crypto_clone(struct rt_hwcrypto_ctx *des, const struct rt_hwcry

switch (src->type & HWCRYPTO_MAIN_TYPE_MASK)
{
#if defined(BSP_USING_RNG)
case HWCRYPTO_TYPE_RNG:
break;
#endif /* BSP_USING_RNG */

#if defined(BSP_USING_CRC)
case HWCRYPTO_TYPE_CRC:
if (des->contex && src->contex)
{
rt_memcpy(des->contex, src->contex, sizeof(struct hash_ctx_des));
}
break;
#endif /* BSP_USING_CRC */
default:
res = -RT_ERROR;
break;
Expand All @@ -256,11 +266,16 @@ static void _crypto_reset(struct rt_hwcrypto_ctx *ctx)
{
switch (ctx->type & HWCRYPTO_MAIN_TYPE_MASK)
{
#if defined(BSP_USING_RNG)
case HWCRYPTO_TYPE_RNG:
break;
#endif /* BSP_USING_RNG */

#if defined(BSP_USING_CRC)
case HWCRYPTO_TYPE_CRC:
__HAL_CRC_DR_RESET((CRC_HandleTypeDef *)ctx-> contex);
break;
#endif /* BSP_USING_CRC */
default:
break;
}
Expand All @@ -277,9 +292,11 @@ static const struct rt_hwcrypto_ops _ops =
int stm32_hw_crypto_device_init(void)
{
static struct stm32_hwcrypto_device _crypto_dev;

rt_uint32_t cpuid[3] = {0};

_crypto_dev.dev.ops = &_ops;
#if defined(BSP_USING_UID)

#if defined(SOC_SERIES_STM32L4) || defined(SOC_SERIES_STM32F4) || defined(SOC_SERIES_STM32F0) || defined(SOC_SERIES_STM32F7)
cpuid[0] = HAL_GetUIDw0();
cpuid[1] = HAL_GetUIDw1();
Expand All @@ -289,7 +306,9 @@ int stm32_hw_crypto_device_init(void)
cpuid[0] = HAL_GetREVID();
cpuid[1] = HAL_GetDEVID();
#endif
_crypto_dev.dev.ops = &_ops;

#endif /* BSP_USING_UID */

_crypto_dev.dev.id = 0;
rt_memcpy(&_crypto_dev.dev.id, cpuid, 8);

Expand Down
1 change: 1 addition & 0 deletions bsp/stm32/stm32f091-st-nucleo/board/Kconfig
Original file line number Diff line number Diff line change
Expand Up @@ -156,6 +156,7 @@ menu "On-chip Peripheral Drivers"
select RT_USING_WDT
default n

source "../libraries/HAL_Drivers/Kconfig.crypto"
endmenu

menu "Board extended module Drivers"
Expand Down
3 changes: 2 additions & 1 deletion bsp/stm32/stm32f103-atk-warshipv3/board/Kconfig
Original file line number Diff line number Diff line change
Expand Up @@ -200,7 +200,8 @@ menu "On-chip Peripheral Drivers"
bool "Enable Watchdog Timer"
select RT_USING_WDT
default n


source "../libraries/HAL_Drivers/Kconfig.crypto"
endmenu

menu "Board extended module Drivers"
Expand Down
2 changes: 2 additions & 0 deletions bsp/stm32/stm32f407-atk-explorer/board/Kconfig
Original file line number Diff line number Diff line change
Expand Up @@ -294,6 +294,8 @@ menu "On-chip Peripheral Drivers"
select RT_USING_DFS
default n

source "../libraries/HAL_Drivers/Kconfig.crypto"

endmenu

menu "Board extended module Drivers"
Expand Down
2 changes: 2 additions & 0 deletions bsp/stm32/stm32f767-atk-apollo/board/Kconfig
Original file line number Diff line number Diff line change
Expand Up @@ -245,6 +245,8 @@ menu "On-chip Peripheral Drivers"
select RT_USING_DFS
default n

source "../libraries/HAL_Drivers/Kconfig.crypto"

endmenu

menu "Board extended module Drivers"
Expand Down
2 changes: 2 additions & 0 deletions bsp/stm32/stm32h743-atk-apollo/board/Kconfig
Original file line number Diff line number Diff line change
Expand Up @@ -63,6 +63,8 @@ menu "On-chip Peripheral Drivers"
endchoice
endif

source "../libraries/HAL_Drivers/Kconfig.crypto"

endmenu

menu "Board extended module Drivers"
Expand Down
4 changes: 3 additions & 1 deletion bsp/stm32/stm32l475-atk-pandora/board/Kconfig
Original file line number Diff line number Diff line change
Expand Up @@ -250,7 +250,9 @@ menu "On-chip Peripheral Drivers"
bool "Enable OTGFS as USB device"
select RT_USING_USB_DEVICE
default n


source "../libraries/HAL_Drivers/Kconfig.crypto"

endmenu

menu "Board extended module Drivers"
Expand Down
2 changes: 2 additions & 0 deletions bsp/stm32/stm32l496-ali-developer/board/Kconfig
Original file line number Diff line number Diff line change
Expand Up @@ -218,6 +218,8 @@ menu "On-chip Peripheral Drivers"
bool "Enable Watchdog Timer"
select RT_USING_WDT
default n

source "../libraries/HAL_Drivers/Kconfig.crypto"

endmenu

Expand Down

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