/* * interrupt.h * * Created on: Aug 29, 2019 * Author: abody */ #ifndef CRC_HANDLER_H_ #define CRC_HANDLER_H_ #include #ifdef HAVE_CONFIG #include "config.h" #endif // HAVE_CONFIG #include #include struct crcslottask_t { void * volatile address; uint16_t wordCount; void (*callback)(void*, uint32_t, uint8_t); void *callbackParam; }; struct crcslotlistitem_t { uint16_t count; struct crcslotlistitem_t *next; struct crcslottask_t *tasks; }; struct crcstatus_t { CRC_TypeDef *crcUnit; struct dmainfo_t dmaInfo; struct crcslotlistitem_t *activeSlot; uint8_t activeTask; struct crcslotlistitem_t *first; }; void Crc_InitStatus(struct crcstatus_t *status, CRC_TypeDef *crcUnit, DMA_TypeDef *dma, uint32_t stream); uint8_t Crc_GetActiveTask(struct crcslotlistitem_t **slot_out, struct crcstatus_t volatile *status); static inline uint8_t Crc_IsSlotQueued(struct crcslotlistitem_t volatile *slot, uint8_t task) { return slot->tasks[task].address != NULL; } static inline uint8_t Crc_IsSlotActive(struct crcslotlistitem_t volatile *slot, uint8_t task) { return slot->tasks[task].callback != NULL || slot->tasks[task].callbackParam != NULL; } void Crc_AttachTask(struct crcstatus_t *status, struct crcslotlistitem_t *slot, struct crcslottask_t *tasks, uint8_t taskCount); uint8_t Crc_Enqueue(struct crcstatus_t *status, struct crcslotlistitem_t *slot, uint8_t task, uint8_t *address, uint16_t len, void (*callback)(void*, uint32_t, uint8_t), void* callbackParam); void Crc_WaitResults(struct crcstatus_t *status, struct crcslotlistitem_t *slot, uint8_t task); uint32_t Crc_Compute(struct crcstatus_t *status, struct crcslotlistitem_t *slot, uint8_t task, uint8_t *address, uint16_t len); void Crc_ComputeAsync(struct crcstatus_t *status, uint8_t slot, uint8_t *address, uint16_t len, void (*callback)(void*, uint32_t, uint8_t), void* callbackParam); void Crc_HandleDmaIrq(struct crcstatus_t *status); #endif /* CRC_HANDLER_H_ */