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stm32: fix some F0 target compile error

pull/9507/head
kevin.ong 2019-01-17 16:28:53 +08:00 committed by adbridge
parent 56e488a2fd
commit 0e69cd95de
1 changed files with 28 additions and 17 deletions
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37
targets/TARGET_STM/mbed_crc_api.c
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@ -10,21 +10,28 @@ static uint32_t final_xor;
static uint32_t crc_mask; static uint32_t crc_mask;
/* STM32 CRC preipheral features /* STM32 CRC preipheral features
+-------------------------+-----------------------+-------------------------------+ +-------------------------+-----------------------+---------------+---------------+
| Feature | F1/L1/F2/F4 series | F0/L0/F3/L4/F7/H7 or newer | | Feature | F1/L1/F2/F4 series | F0 series (#1)| L0/F3/L4/F7 |
+-========================+=======================+===============================+ +-========================+=======================+===============+===============+
| Reversibility option | NO | YES | | Reversibility option | NO | YES |
| on I/O data | | | | on I/O data | | |
+-------------------------+-----------------------+-------------------------------+ +-------------------------+-----------------------+---------------+---------------+
| CRC initial Value | Fixed to 0xFFFFFFFF | Programmable on 8, 16, 32 | | CRC initial Value | Fixed to 0xFFFFFFFF | Programmable | Programmable |
| | | bits | | | | on 32 bits | on 8,16,32 |
+-------------------------+-----------------------+-------------------------------+ +-------------------------+-----------------------+---------------+---------------+
| Handled data size in bit| 32 | 8,16,32 | | Handled data size in bit| 32 | 8,16,32 |
+-------------------------+-----------------------+-------------------------------+ +-------------------------+---------------------------------------+---------------+
| Polynomial size in bit | 32 | 7,8,16,32 | | Polynomial size in bit | 32 | 7,8,16,32 |
+-------------------------+-----------------------+-------------------------------+ +-------------------------+---------------------------------------+---------------+
| Polynomial coefficients | Fixed to 0x4C11DB7 | Programmable | | Polynomial coefficients | Fixed to 0x4C11DB7 | Programmable |
+-------------------------+-----------------------+-------------------------------+ +-------------------------+---------------------------------------+---------------+
#1 The STM32F0 series which supported polynomial in 7, 8, 16, 32 bits as below list:
STM32F071xB
STM32F072xB
STM32F078xx
STM32F091xC
STM32F098xx
*/ */
bool hal_crc_is_supported(const crc_mbed_config_t *config) bool hal_crc_is_supported(const crc_mbed_config_t *config)
{ {
@ -36,6 +43,10 @@ bool hal_crc_is_supported(const crc_mbed_config_t *config)
/* Currently, mbed supported input data format fix on bytes, /* Currently, mbed supported input data format fix on bytes,
so those devices are not supported at default. */ so those devices are not supported at default. */
return false; return false;
#elif !defined(CRC_POLYLENGTH_7B)
/* Some targets are not support polynomial in 7, 8, 16 bits, ex. STMF070RB,
so those devices are not supported at default. */
return false;
#else #else
if (config->width != 32 && config->width != 16 && config->width != 8 && config->width != 7) { if (config->width != 32 && config->width != 16 && config->width != 8 && config->width != 7) {
return false; return false;
@ -59,10 +70,10 @@ void hal_crc_compute_partial_start(const crc_mbed_config_t *config)
crc_mask = get_crc_mask(config->width); crc_mask = get_crc_mask(config->width);
current_state.Instance = CRC; current_state.Instance = CRC;
#if !defined(TARGET_STM32F1) && !defined(TARGET_STM32F2) && !defined(TARGET_STM32F4) && !defined(TARGET_STM32L1) #if !defined(TARGET_STM32F1) && !defined(TARGET_STM32F2) && !defined(TARGET_STM32F4) && !defined(TARGET_STM32L1) && defined(CRC_POLYLENGTH_7B)
current_state.InputDataFormat = CRC_INPUTDATA_FORMAT_BYTES; current_state.InputDataFormat = CRC_INPUTDATA_FORMAT_BYTES;
current_state.Init.DefaultPolynomialUse = DEFAULT_POLYNOMIAL_DISABLE;
current_state.Init.DefaultInitValueUse = DEFAULT_INIT_VALUE_DISABLE; current_state.Init.DefaultInitValueUse = DEFAULT_INIT_VALUE_DISABLE;
current_state.Init.DefaultPolynomialUse = DEFAULT_POLYNOMIAL_DISABLE;
current_state.Init.InitValue = config->initial_xor; current_state.Init.InitValue = config->initial_xor;
current_state.Init.GeneratingPolynomial = config->polynomial; current_state.Init.GeneratingPolynomial = config->polynomial;
@ -109,7 +120,7 @@ uint32_t hal_crc_get_result(void)
{ {
uint32_t result = current_state.Instance->DR; uint32_t result = current_state.Instance->DR;
#if !defined(TARGET_STM32F1) && !defined(TARGET_STM32F2) && !defined(TARGET_STM32F4) && !defined(TARGET_STM32L1) #if !defined(TARGET_STM32F1) && !defined(TARGET_STM32F2) && !defined(TARGET_STM32F4) && !defined(TARGET_STM32L1) && defined(CRC_POLYLENGTH_7B)
/* The CRC-7 SD needs to shift left by 1 bit after obtaining the result, but the output /* The CRC-7 SD needs to shift left by 1 bit after obtaining the result, but the output
* inversion of CRC peripheral will convert the result before shift left by 1 bit, so * inversion of CRC peripheral will convert the result before shift left by 1 bit, so
* the result seems to have shifted after the conversion. * the result seems to have shifted after the conversion.