Maxim-integrated 78Q8430 Linux Driver ARM Platform Bedienungsanleitung PDF herunterladen (Seite 10)

78Q8430 Linux Driver ARM Platform User Guide UG_8430_008

10 Rev. 1.0

F: RX Frame Mods

Syntax:

8430-tool ethn -F txpadding [

on|off]

strip [crc|pad] [on|off]

crc [append|fix] [on|off]

query [strip|crc]

Description:

This command option causes the driver to query and modify RX and TX frame handling.

Operands:

txpadding [on|off] on enables transmission padding on small packets. off disables

transmission padding on small packets.

strip [crc|pad] [on|off] Keyword specifying the removal of CRC and/or padding from incoming RX

packets. crc selects the removal of CRC or padding. pad selects the

removal of padding.

crc [append|fix] [on|off] Keyword specifying appending or repairing the CRC on TX packets.

Determines whether a TX CRC will be appended to outgoing frames

(append) or whether an existing TX CRC will be recalculated (fix).

query [strip|crc] Displays the state of the RX strip options or the TX CRC options. strip

displays RX status. crc displays TX status.

H: Host Not Responding

Syntax:

8430-tool ethn -H [set [0|1|2] 5_4-byte_words|send]

Description:

This command option causes the driver to define an HNR frame and optionally send it manually as

opposed to the default automatic delivery.

Operands:

set Keyword specifying the total 60 byte HNR frame in three groups of five 32-bit

words each.

[0|1|2] Indicates which of the three groups of five 32-bit words is being specified.

5_4-byte_words Five 32-bit words of the form 0xnnnnnnnn.

send Manually send the HNR frame.

J: Jabber – Jumbo Frame Control

Syntax:

8430-tool ethn -J [on|off]

Description:

This command option causes the driver to activate or deactivate Jumbo packet support. The

maximum jumbo packet size on Linux is 8K.

Operands:

[on|off] Toggles Jumbo packet support on or off. The default is Jumbo support off.

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Maxim-integrated 78Q8430 Linux Driver ARM Platform Bedienungsanleitung Seite 10