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@ -1,57 +1,22 @@
@@ -1,57 +1,22 @@
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#!/bin/bash |
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create_udev_rule() { |
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allow_device() { |
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local ccw=$1 |
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local _drv _cu_type _dev_type |
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local _rule="/etc/udev/rules.d/51-dasd-${ccw}.rules" |
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if [ -x /sbin/cio_ignore ] && cio_ignore -i "$ccw" > /dev/null; then |
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cio_ignore -r "$ccw" |
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fi |
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if [ -e /sys/bus/ccw/devices/"${ccw}" ]; then |
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read -r _cu_type < /sys/bus/ccw/devices/"${ccw}"/cutype |
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read -r _dev_type < /sys/bus/ccw/devices/"${ccw}"/devtype |
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fi |
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case "$_cu_type" in |
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3990/* | 2105/* | 2107/* | 1750/* | 9343/*) |
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_drv=dasd-eckd |
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;; |
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6310/*) |
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_drv=dasd-fba |
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;; |
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3880/*) |
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case "$_dev_type" in |
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3380/*) |
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_drv=dasd_eckd |
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;; |
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3370/*) |
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_drv=dasd-fba |
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;; |
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esac |
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;; |
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esac |
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[ -z "${_drv}" ] && return 0 |
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[ -e "${_rule}" ] && return 0 |
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cat > "$_rule" << EOF |
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ACTION=="add", SUBSYSTEM=="ccw", KERNEL=="$ccw", IMPORT{program}="collect $ccw %k ${ccw} $_drv" |
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ACTION=="add", SUBSYSTEM=="drivers", KERNEL=="$_drv", IMPORT{program}="collect $ccw %k ${ccw} $_drv" |
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ACTION=="add", ENV{COLLECT_$ccw}=="0", ATTR{[ccw/$ccw]online}="1" |
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EOF |
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} |
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if [[ -f /sys/firmware/ipl/ipl_type ]] && [[ $(< /sys/firmware/ipl/ipl_type) == "ccw" ]]; then |
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create_udev_rule "$(< /sys/firmware/ipl/device)" |
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allow_device "$(< /sys/firmware/ipl/device)" |
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fi |
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for dasd_arg in $(getargs root=) $(getargs resume=); do |
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[[ $dasd_arg =~ /dev/disk/by-path/ccw-* ]] || continue |
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ccw_dev="${dasd_arg##*/ccw-}" |
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create_udev_rule "${ccw_dev%%-*}" |
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allow_device "${ccw_dev%%-*}" |
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done |
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for dasd_arg in $(getargs rd.dasd=); do |
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@ -66,12 +31,12 @@ for dasd_arg in $(getargs rd.dasd=); do
@@ -66,12 +31,12 @@ for dasd_arg in $(getargs rd.dasd=); do
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prefix=${start%.*} |
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start=${start##*.} |
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for rdev in $(seq $((16#$start)) $((16#$end))); do |
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create_udev_rule "$(printf "%s.%04x" "$prefix" "$rdev")" |
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allow_device "$(printf "%s.%04x" "$prefix" "$rdev")" |
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done |
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;; |
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*) |
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IFS="." read -r sid ssid chan _ <<< "${dev%(ro)}" |
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create_udev_rule "$(printf "%01x.%01x.%04x" $((16#$sid)) $((16#$ssid)) $((16#$chan)))" |
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allow_device "$(printf "%01x.%01x.%04x" $((16#$sid)) $((16#$ssid)) $((16#$chan)))" |
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;; |
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esac |
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done |
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