diff options
| -rw-r--r-- | doc/net.example.Linux.in | 66 | ||||
| -rw-r--r-- | net/Makefile.Linux | 4 | ||||
| -rw-r--r-- | net/ethtool.sh | 54 |
3 files changed, 122 insertions, 2 deletions
diff --git a/doc/net.example.Linux.in b/doc/net.example.Linux.in index d3b97c5..69c9ba6 100644 --- a/doc/net.example.Linux.in +++ b/doc/net.example.Linux.in @@ -980,6 +980,72 @@ #ifplugd_eth0="--api-mode=wlan" # man ifplugd for more options +#----------------------------------------------------------------------------- +# Interface hardware tuning & configuration via ethtool +# If you need to change explicit hardware settings on your network card prior +# to bringing the interface up, the following is available. +# +# For a full listing of settings, please consulting ethtool(8) and the output +# of "ethtool --help". +# +# Multiple entries (seperated by newlines) are supported in all of the +# variables as some settings cannot be changed at the same time. +# +# Valid variable name fragments: change pause coalesce ring offload +# change_eeprom identify nfc flash rxfh_indir ntuple + +# Set Wake-On-Lan to listen for SecureOn MagicPacket(tm), the message level to +# notify us of WOL changes, and the SecureOn password to 'DE:AD:BE:EF:CA:FE'. +#ethtool_change_eth0="wol gs +#msglvl wol on +#sopass DE:AD:BE:EF:CA:FE" + +# Disable pause auto-negotiation and explicitly enable RX and TX pause. +#ethtool_pause_eth0="autoneg off +#rx on tx on" + +# Enasble adaptive RX and TX coalescing +#ethtool_coalesce_eth0="adaptive-rx on adaptive-tx on" + +# Change ring buffer settings +#ethtool_ring_eth0="" + +# Enable all offload settings +#ethtool_offload_eth0="rx on tx on sg on tso on ufo on gso on gro on lro on" + +# Change specific bytes in the EEPROM +#ethtool_change_eeprom_eth0="" + +# Run the identify sequence on the interface for 1 second (does not return until completion) +#ethtool_identify_eth0="1" + +# Configure receive network flow classification +#ethtool_nfc_eth0=" +#rx-flow-hash tcp4 f +#rx-flow-hash udp4 s" + +# Flash firmware to all regions +#ethtool_flash_eth0="/some/path/firmware1 0" + +# Flash firmware to region 1 +#ethtool_flash_eth0="/some/path/firmware2 1" + +# Set receive flow hash indirection table for even balancing between N receive queues +#ethtool_rxfh_indir_eth0="equal 4" + +# Configure Rx ntuple filters and actions +#ethtool_ntuple_eth0="" + +# Additionally, there is a special control variable, if you need to change the +# order of option processing. The default order is: +# flash change-eeprom change pause coalesce ring offload identify nfc rxfh-indir ntuple + +# Set global order to default +#ethtool_order="flash change-eeprom change pause coalesce ring offload identify nfc rxfh-indir ntuple" + +# Hypothetical network card that requires a change-eeprom toggle to enable flashing +#ethtool_order_eth0="change-eeprom flash change pause coalesce ring offload nfc rxfh-indir ntuple" + ############################################################################## # ADVANCED CONFIGURATION # diff --git a/net/Makefile.Linux b/net/Makefile.Linux index 7006d74..f7fb087 100644 --- a/net/Makefile.Linux +++ b/net/Makefile.Linux @@ -1,7 +1,7 @@ SRCS+= iwconfig.sh.in INC+= adsl.sh apipa.sh arping.sh bonding.sh br2684ctl.sh bridge.sh \ - ccwgroup.sh clip.sh iproute2.sh ifplugd.sh ip6to4.sh ipppd.sh \ - iwconfig.sh netplugd.sh pppd.sh pump.sh tuntap.sh udhcpc.sh \ + ccwgroup.sh clip.sh ethtool.sh iproute2.sh ifplugd.sh ip6to4.sh \ + ipppd.sh iwconfig.sh netplugd.sh pppd.sh pump.sh tuntap.sh udhcpc.sh \ vlan.sh .SUFFIXES: .sh.Linux.in diff --git a/net/ethtool.sh b/net/ethtool.sh new file mode 100644 index 0000000..64b44a6 --- /dev/null +++ b/net/ethtool.sh @@ -0,0 +1,54 @@ +# Copyright (c) 2011 by Gentoo Foundation +# All rights reserved. Released under the 2-clause BSD license. + +_ethtool() { + echo /usr/sbin/ethtool +} + +ethtool_depend() +{ + program $(_ethtool) + before interface +} + +# This is just to trim whitespace, do not add any quoting! +_trim() { + echo $* +} + +ethtool_pre_start() { + local order opt OFS="${OIFS}" + eval order=\$ethtool_order_${IFVAR} + [ -z "${order}" ] && eval order=\$ethtool_order + [ -z "${order}" ] && order="flash change-eeprom change pause coalesce ring offload identify nfc rxfh-indir ntuple" + # ethtool options not used: --driver, --register-dump, --eeprom-dump, --negotiate, --test, --statistics + eindent + for opt in ${order} ; do + local args + eval args=\$ethtool_${opt//-/_}_${IFVAR} + + # Skip everything if no arguments + [ -z "${args}" ] && continue + + # Split on \n + local IFS="$__IFS" + + for p in ${args} ; do + IFS="${OIFS}" + local args_pretty="$(_trim "${p}")" + # Do nothing if empty + [ -z "${args_prety}" ] && continue + args_pretty="--${opt} $IFACE ${args_pretty}" + args="--${opt} $IFACE ${args}" + ebegin "ethtool ${args_pretty}" + $(_ethtool) ${args} + rc=$? + eend $rc "ethtool exit code $rc" + # TODO: ethtool has MANY different exit codes, with no + # documentation as to which ones are fatal or not. For now we + # simply print the exit code and don't stop the start sequence. + done + IFS="${OIFS}" + done + eoutdent +} |