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canbus_stats: Periodically report canbus interface statistics

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Add support for a new get_canbus_status command to canserial.c .

Add new canbus_stats.py module that will periodically query canbus
mcus for connection status information.

Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
This commit is contained in:
Kevin O'Connor
2025-01-14 15:26:29 -05:00
parent eb0581c264
commit 2db2ef82f2
4 changed files with 110 additions and 1 deletions
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21
src/generic/canserial.c
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@@ -2,7 +2,7 @@
//
// Copyright (C) 2019 Eug Krashtan <eug.krashtan@gmail.com>
// Copyright (C) 2020 Pontus Borg <glpontus@gmail.com>
// Copyright (C) 2021 Kevin O'Connor <kevin@koconnor.net>
// Copyright (C) 2021-2025 Kevin O'Connor <kevin@koconnor.net>
//
// This file may be distributed under the terms of the GNU GPLv3 license.
@@ -318,6 +318,25 @@ DECL_TASK(canserial_rx_task);
* Setup and shutdown
****************************************************************/
DECL_ENUMERATION("canbus_bus_state", "active", CANBUS_STATE_ACTIVE);
DECL_ENUMERATION("canbus_bus_state", "warn", CANBUS_STATE_WARN);
DECL_ENUMERATION("canbus_bus_state", "passive", CANBUS_STATE_PASSIVE);
DECL_ENUMERATION("canbus_bus_state", "off", CANBUS_STATE_OFF);
void
command_get_canbus_status(uint32_t *args)
{
struct canbus_status status;
memset(&status, 0, sizeof(status));
canhw_get_status(&status);
sendf("canbus_status rx_error=%u tx_error=%u tx_retries=%u"
" canbus_bus_state=%u"
, status.rx_error, status.tx_error, status.tx_retries
, status.bus_state);
}
DECL_COMMAND_FLAGS(command_get_canbus_status, HF_IN_SHUTDOWN
, "get_canbus_status");
void
command_get_canbus_id(uint32_t *args)
{