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Certain STM32's dont have programmable CRC registers #426

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Certain STM32's dont have programmable CRC registers #426

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7a0c4e1
Certain STM32's dont have programmable CRC registers
dynfer Jul 2, 2025
febfb3a
forgot the F0 footnote
dynfer Jul 2, 2025
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8 changes: 8 additions & 0 deletions os/hal/include/hal_crc.h
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Original file line number Diff line number Diff line change
Expand Up @@ -135,7 +135,15 @@ extern "C" {
#endif
void crcInit(void);
void crcObjectInit(CRCDriver *crcp);
#if (defined(STM32F1xx) || defined(STM32F2xx) || defined(STM32F4xx) || defined(STM32L1xx) || defined(STM32F07x) || \
defined(STM32F030x4) || defined(STM32F030x6) || defined(STM32F030x8) || defined(STM32F030xC) || \
defined(STM32F031x6) || defined(STM32F038xx) || \
defined(STM32F042x6) || defined(STM32F048xx) || \
defined(STM32F051x8) || defined(STM32F058xx) ) // Those MCU dont have programmable CRC registers
void crcStart(CRCDriver *crcp);
#else
void crcStart(CRCDriver *crcp, const CRCConfig *config);
#endif
void crcStop(CRCDriver *crcp);
void crcReset(CRCDriver *crcp);
void crcResetI(CRCDriver *crcp);
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19 changes: 18 additions & 1 deletion os/hal/src/hal_crc.c
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Original file line number Diff line number Diff line change
Expand Up @@ -80,7 +80,23 @@ void crcObjectInit(CRCDriver *crcp) {
* supports a default configuration
*
* @api
*/
*/
#if (defined(STM32F1xx) || defined(STM32F2xx) || defined(STM32F4xx) || defined(STM32L1xx) || defined(STM32F07x) || \
defined(STM32F030x4) || defined(STM32F030x6) || defined(STM32F030x8) || defined(STM32F030xC) || \
defined(STM32F031x6) || defined(STM32F038xx) || \
defined(STM32F042x6) || defined(STM32F048xx) || \
defined(STM32F051x8) || defined(STM32F058xx) ) // Those MCU dont have programmable CRC registers
void crcStart(CRCDriver *crcp) {
osalDbgCheck(crcp != NULL);

osalSysLock();
osalDbgAssert((crcp->state == CRC_STOP) || (crcp->state == CRC_READY),
"invalid state");
crc_lld_start(crcp);
crcp->state = CRC_READY;
osalSysUnlock();
}
#else
void crcStart(CRCDriver *crcp, const CRCConfig *config) {
osalDbgCheck(crcp != NULL);

Expand All @@ -92,6 +108,7 @@ void crcStart(CRCDriver *crcp, const CRCConfig *config) {
crcp->state = CRC_READY;
osalSysUnlock();
}
#endif

/**
* @brief Deactivates the CRC peripheral.
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