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These types are defined in identifier field of can_frame structure.
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#define | CAN_ERR_ID_TXTIMEOUT ( 1 << 0 ) |
| | Represents CAN frame TX timeout error.
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#define | CAN_ERR_ID_LOSTARB ( 1 << 1 ) |
| | Represents lost arbitration error. Additional information are stored in CAN_ERR_DATA_BYTE_TRX_CTRL of data.
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#define | CAN_ERR_ID_CRTL ( 1 << 2 ) |
| | Represents CAN controller error. Additional information are stored in CAN_ERR_DATA_BYTE_TRX_PROT of data.
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#define | CAN_ERR_ID_PROT ( 1 << 3 ) |
| | Represents CAN frame protocol violations. Additional information are stored in CAN_ERR_DATA_BYTE_TRX_PROT and CAN_ERR_DATA_BYTE_TRX_PROT_LOC of data.
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#define | CAN_ERR_ID_TRX ( 1 << 4 ) |
| | Represents transceiver status error. Additional information are stored in CAN_ERR_TRX_DATA_BYTE of data.
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#define | CAN_ERR_ID_ACK ( 1 << 5 ) |
| | Represents no acknowledgment on transmission error.
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#define | CAN_ERR_ID_BUSOFF ( 1 << 6 ) |
| | Represents bus off state.
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#define | CAN_ERR_ID_BUSERROR ( 1 << 7 ) |
| | Represents bus error.
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#define | CAN_ERR_ID_RESTARTED ( 1 << 8 ) |
| | Represents controller restarted information.
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#define | CAN_ERR_ID_CNT ( 1 << 9 ) |
| | Represents TX/RX error counter. Values are stored in CAN_ERR_DATA_BYTE_CNT_TX and CAN_ERR_DATA_BYTE_CNT_RX of data.
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#define | CAN_ERR_ID_INTERNAL ( 1 << 10 ) |
| | Represents stack internal error.
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#define | CAN_ERR_ID_TAG ( 1 << 31 ) |
| | Represents CAN error tag. This sets 31st bit of identifier to logical one to make the frame invalid. It should be used to further distinquish error frames from standard ones.
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These defines offsets to data field of can_frame structure, where additional information for given error type are stored.
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#define | CAN_ERR_DATA_BYTE_TRX_LOSTARB ( 0 ) |
| | Represents data offset in bytes to lost arbitration information.
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#define | CAN_ERR_DATA_BYTE_TRX_CTRL ( 1 ) |
| | Represents data offset in bytes to controller error information.
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#define | CAN_ERR_DATA_BYTE_TRX_PROT ( 2 ) |
| | Represents data offset in bytes to information about protocol violation.
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#define | CAN_ERR_DATA_BYTE_TRX_PROT_LOC ( 3 ) |
| | Represents data offset in bytes to information about protocol violation location.
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#define | CAN_ERR_TRX_DATA_BYTE ( 4 ) |
| | Represents data offset in bytes to additional transceiver status error information.
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#define | CAN_ERR_DATA_BYTE_CNT_TX ( 6 ) |
| | Represents data offset in bytes to TX counter.
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#define | CAN_ERR_DATA_BYTE_CNT_RX ( 7 ) |
| | Represents data offset in bytes to RX counter.
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#define | CAN_ERR_CRTL_UNSPEC ( 0 ) |
| | Represents unspecified controller error.
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#define | CAN_ERR_CRTL_RX_OVERFLOW ( 1 << 0 ) |
| | Represents RX buffer overflow controller error.
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#define | CAN_ERR_CRTL_TX_OVERFLOW ( 1 << 1 ) |
| | Represents TX buffer overflow controller error.
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#define | CAN_ERR_CRTL_RX_WARNING ( 1 << 2 ) |
| | Identifies controller reached warning level for RX errors.
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#define | CAN_ERR_CRTL_TX_WARNING ( 1 << 3 ) |
| | Identifies controller reached warning level for TX errors.
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#define | CAN_ERR_CRTL_RX_PASSIVE ( 1 << 4 ) |
| | Identifies controller reached error passive status for RX.
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#define | CAN_ERR_CRTL_TX_PASSIVE ( 1 << 5 ) |
| | Identifies controller reached error passive status for TX.
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#define | CAN_ERR_CRTL_ACTIVE ( 1 << 6 ) |
| | Identifies controller recovered to error active state.
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#define | CAN_ERR_PROT_UNSPEC ( 0 ) |
| | Represents unspecified protocol violation.
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#define | CAN_ERR_PROT_BIT (1 << 0) |
| | Represents single bit error.
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#define | CAN_ERR_PROT_FOR (1 << 1) |
| | Represents frame format error.
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#define | CAN_ERR_PROT_STUFF (1 << 2) |
| | Represents bit stuffing error.
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#define | CAN_ERR_PROT_BIT0 (1 << 3) |
| | Identifies the controller is unable to send dominant bit.
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#define | CAN_ERR_PROT_BIT1 (1 << 4) |
| | Identifies the controller is unable to send recessive bit.
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#define | CAN_ERR_PROT_OVERLOAD (1 << 5) |
| | Represents bus overload.
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#define | CAN_ERR_PROT_ACTIVE (1 << 6) |
| | Represents active error announcement.
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#define | CAN_ERR_PROT_TX (1 << 7) |
| | Identifies that rrror occurred on transmission.
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#define | CAN_ERR_PROT_LOC_UNSPEC ( 0x00 ) |
| | Represents unspecified protocol violation location.
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#define | CAN_ERR_PROT_LOC_SOF ( 0x01 ) |
| | Represents protocol violation location at start of frame.
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#define | CAN_ERR_PROT_LOC_ID0 ( 0x02 ) |
| | Represents protocol violation location at ID bits 0-4.
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#define | CAN_ERR_PROT_LOC_ID1 ( 0x03 ) |
| | Represents protocol violation location at ID bits 5-12.
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#define | CAN_ERR_PROT_LOC_ID2 ( 0x04 ) |
| | Represents protocol violation location at ID bits 13-17.
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#define | CAN_ERR_PROT_LOC_ID3 ( 0x05 ) |
| | Represents protocol violation location at ID bits 21-28.
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#define | CAN_ERR_PROT_LOC_ID4 ( 0x06 ) |
| | Represents protocol violation location at ID bits 18-20.
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#define | CAN_ERR_PROT_LOC_IDE ( 0x07 ) |
| | Represents protocol violation location at IDE bit.
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#define | CAN_ERR_PROT_LOC_RTR ( 0x08 ) |
| | Represents protocol violation location at RTR bit.
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#define | CAN_ERR_PROT_LOC_SRTR ( 0x09 ) |
| | Represents protocol violation location at SRTR bit.
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#define | CAN_ERR_PROT_LOC_RES0 ( 0x0a ) |
| | Represents protocol violation location at reserved bit 0.
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#define | CAN_ERR_PROT_LOC_RES1 ( 0x0b ) |
| | Represents protocol violation location at reserved bit 1.
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#define | CAN_ERR_PROT_LOC_DLC ( 0x0c ) |
| | Represents protocol violation location at DLC.
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#define | CAN_ERR_PROT_LOC_DATA ( 0x0d ) |
| | Represents protocol violation location at data section.
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#define | CAN_ERR_PROT_LOC_CRCSEQ ( 0x0e ) |
| | Represents protocol violation location at CRC sequence.
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#define | CAN_ERR_PROT_LOC_CRCDEL ( 0x0f ) |
| | Represents protocol violation location at CRC delimiter.
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#define | CAN_ERR_PROT_LOC_ACK ( 0x10 ) |
| | Represents protocol violation location at ACK slot.
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#define | CAN_ERR_PROT_LOC_ACKDEL ( 0x11 ) |
| | Represents protocol violation location at ACK delimiter.
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#define | CAN_ERR_PROT_LOC_EOF ( 0x12 ) |
| | Represents protocol violation location at end of frame.
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#define | CAN_ERR_PROT_LOC_INTERM ( 0x13 ) |
| | Represents protocol violation location at intermission.
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#define | CAN_ERR_TRX_UNSPEC ( 0x00 ) |
| | Represents unspecified transmission error.
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#define | CAN_ERR_TRX_H_MASK ( 0x0f ) |
| | Represents mask for CANH transmission error.
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#define | CAN_ERR_TRX_H_NOWIRE ( 0x01 ) |
| | Represents no CAN high wire detected.
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#define | CAN_ERR_TRX_H_SHORT2BAT ( 0x02 ) |
| | Identifies CAN H shortage to bat.
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#define | CAN_ERR_TRX_H_SHORT2VCC ( 0x03 ) |
| | Identifies CAN H shortage to VCC.
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#define | CAN_ERR_TRX_H_SHORT2GND ( 0x04 ) |
| | Identifies CAN H shortage to ground.
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#define | CAN_ERR_TRX_L_MASK ( 0xf0 ) |
| | Represents mask for CANL transmission error.
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#define | CAN_ERR_TRX_L_NOWIRE ( 0x10 ) |
| | Represents no CAN low wire detected.
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#define | CAN_ERR_TRX_L_SHORT2BAT ( 0x20 ) |
| | Identifies CAN L shortage to bat.
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#define | CAN_ERR_TRX_L_SHORT2VCC ( 0x30 ) |
| | Identifies CAN L shortage to VCC.
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#define | CAN_ERR_TRX_L_SHORT2GND ( 0x40 ) |
| | Identifies CAN L shortage to ground.
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#define | CAN_ERR_TRX_L_SHORT2CANH ( 0x50 ) |
| | Identifies CAN L shortage to CAN H.
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