can: Add RX timestamp to zcan_frame
This commit introduces a timestamp for received CAN frames. The timestamp is optional and can be activated via Kconfig. Signed-off-by: Alexander Wachter <alexander.wachter@student.tugraz.at>
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2 changed files with 15 additions and 0 deletions
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@ -42,6 +42,14 @@ config CAN_WORKQ_FRAMES_BUF_CNT
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help
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Number of frames in the buffer of a zcan_work.
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config CAN_RX_TIMESTAMP
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bool "Enable receiving timestamps"
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depends on CAN_STM32
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help
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This option enables a timestamp value of the CAN free running timer.
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The value is incremented every bit time and starts when the controller
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is initialized.
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config CAN_0
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bool "Enable CAN 0"
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help
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@ -173,6 +173,13 @@ struct zcan_frame {
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u8_t data[8];
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u32_t data_32[2];
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};
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#if defined(CONFIG_CAN_RX_TIMESTAMP)
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/** Timer value of the CAN free running timer.
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* The timer is incremented every bit time and captured at the start
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* of frame bit (SOF).
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*/
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u16_t timestamp;
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#endif
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} __packed;
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/**
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