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network: can: add missing control modes

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This commit is contained in:
Yu Watanabe 2021-08-16 01:53:26 +09:00
parent f1c141cb82
commit 6dd84c9e86
3 changed files with 38 additions and 0 deletions
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30
man/systemd.network.xml
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@ -3027,6 +3027,36 @@ IPv6Token=prefixstable:2002:da8:1::</programlisting></para>
</para>
</listitem>
</varlistentry>
<varlistentry>
<term><varname>Loopback=</varname></term>
<listitem>
<para>Takes a boolean. When <literal>yes</literal>, loopback mode is enabled. When the
loopback mode is enabled, the interface treats messages transmitted by itself as received
messages. The loopback mode is important to debug CAN networks. When unset, the kernel's
default will be used.</para>
</listitem>
</varlistentry>
<varlistentry>
<term><varname>OneShot=</varname></term>
<listitem>
<para>Takes a boolean. When <literal>yes</literal>, one-shot mode is enabled. When unset,
the kernel's default will be used.</para>
</listitem>
</varlistentry>
<varlistentry>
<term><varname>PresumeAck=</varname></term>
<listitem>
<para>Takes a boolean. When <literal>yes</literal>, the interface will ignore missing CAN
ACKs. When unset, the kernel's default will be used.</para>
</listitem>
</varlistentry>
<varlistentry>
<term><varname>ClassicDataLengthCode=</varname></term>
<listitem>
<para>Takes a boolean. When <literal>yes</literal>, the interface will handle the 4bit data
length code (DLC). When unset, the kernel's default will be used.</para>
</listitem>
</varlistentry>
</variablelist>
</refsect1>

4
src/network/networkd-network-gperf.gperf
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@ -349,11 +349,15 @@ CAN.SamplePoint, config_parse_permille,
CAN.DataBitRate, config_parse_can_bitrate, 0, offsetof(Network, can_data_bitrate)
CAN.DataSamplePoint, config_parse_permille, 0, offsetof(Network, can_data_sample_point)
CAN.RestartSec, config_parse_can_restart_usec, 0, offsetof(Network, can_restart_us)
CAN.Loopback, config_parse_can_control_mode, CAN_CTRLMODE_LOOPBACK, 0
CAN.ListenOnly, config_parse_can_control_mode, CAN_CTRLMODE_LISTENONLY, 0
CAN.TripleSampling, config_parse_can_control_mode, CAN_CTRLMODE_3_SAMPLES, 0
CAN.OneShot, config_parse_can_control_mode, CAN_CTRLMODE_ONE_SHOT, 0
CAN.BusErrorReporting, config_parse_can_control_mode, CAN_CTRLMODE_BERR_REPORTING, 0
CAN.FDMode, config_parse_can_control_mode, CAN_CTRLMODE_FD, 0
CAN.PresumeACK, config_parse_can_control_mode, CAN_CTRLMODE_PRESUME_ACK, 0
CAN.FDNonISO, config_parse_can_control_mode, CAN_CTRLMODE_FD_NON_ISO, 0
CAN.ClassicDataLengthCode, config_parse_can_control_mode, CAN_CTRLMODE_CC_LEN8_DLC, 0
CAN.Termination, config_parse_tristate, 0, offsetof(Network, can_termination)
QDisc.Parent, config_parse_qdisc_parent, _QDISC_KIND_INVALID, 0
QDisc.Handle, config_parse_qdisc_handle, _QDISC_KIND_INVALID, 0

4
test/fuzz/fuzz-network-parser/directives.network
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@ -266,6 +266,10 @@ TripleSampling=
BusErrorReporting=
Termination=
ListenOnly=
Loopback=
OneShot=
PresumeACK=
ClassicDataLengthCode=
[Address]
DuplicateAddressDetection=
AutoJoin=