carrot/panda/board/drivers/fdcan_declarations.h
Vehicle Researcher 8eb8330d95 openpilot v0.9.9 release
date: 2025-03-08T09:09:29
master commit: ce355250be726f9bc8f0ac165a6cde41586a983d
2025-03-08 09:09:31 +00:00

29 lines
787 B
C

#pragma once
// IRQs: FDCAN1_IT0, FDCAN1_IT1
// FDCAN2_IT0, FDCAN2_IT1
// FDCAN3_IT0, FDCAN3_IT1
#define CANFD
typedef struct {
volatile uint32_t header[2];
volatile uint32_t data_word[CANPACKET_DATA_SIZE_MAX/4U];
} canfd_fifo;
#define CANS_ARRAY_SIZE 3
extern FDCAN_GlobalTypeDef *cans[CANS_ARRAY_SIZE];
#define CAN_ACK_ERROR 3U
void can_clear_send(FDCAN_GlobalTypeDef *FDCANx, uint8_t can_number);
void update_can_health_pkt(uint8_t can_number, uint32_t ir_reg);
// ***************************** CAN *****************************
// FDFDCANx_IT1 IRQ Handler (TX)
void process_can(uint8_t can_number);
// FDFDCANx_IT0 IRQ Handler (RX and errors)
// blink blue when we are receiving CAN messages
void can_rx(uint8_t can_number);
bool can_init(uint8_t can_number);