###############################################################################
##
## ofpath: determine OpenFirmware path from unix device node
-## Copyright (C) 2000, 2001, 2002 Ethan Benson
+## Copyright (C) 2000, 2001, 2002, 2003 Ethan Benson
##
## Portions based on show_of_path.sh:
##
## Copyright (C) 2000 Olaf Hering <olh@suse.de>
-##
+##
## This program is free software; you can redistribute it and/or
## modify it under the terms of the GNU General Public License
## as published by the Free Software Foundation; either version 2
PATH="/sbin:/bin:/usr/sbin:/usr/bin:/usr/local/sbin:/usr/local/bin"
PRG="${0##*/}"
-VERSION=1.0.3-DEVEL_DO_NOT_DISTRIBUTE-1
+VERSION=1.0.7
DEBUG=0
export LC_COLLATE=C
Written by Ethan Benson
Portions based on show_of_path.sh written by Olaf Hering
-Copyright (C) 2000, 2001, 2002 Ethan Benson
+Copyright (C) 2000, 2001, 2002, 2003 Ethan Benson
Portions Copyright (C) 2000 Olaf Hering
This is free software; see the source for copying conditions. There is NO
warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE."
## small tr replacment which handles a specific need of this script.
smalltr()
{
- case "$1" in
+ case "$1" in
a) echo 1 ;; b) echo 2 ;; c) echo 3 ;; d) echo 4 ;; e) echo 5 ;; f) echo 6 ;;
g) echo 7 ;; h) echo 8 ;; i) echo 9 ;; j) echo 10 ;; k) echo 11 ;; l) echo 12 ;;
m) echo 13 ;; n) echo 14 ;; o) echo 15 ;; p) echo 16 ;;
- 1) echo a ;; 2) echo b ;; 3) echo c ;; 4) echo d ;; 5) echo e ;;
+ 1) echo a ;; 2) echo b ;; 3) echo c ;; 4) echo d ;; 5) echo e ;;
6) echo f ;; 7) echo g ;; 8) echo h ;; 9) echo i ;; 10) echo j ;;
11) echo k ;; 12) echo l ;; 13) echo m ;; 14) echo n ;; 15) echo o ;;
16) echo p ;;
else
readlink()
{
- local SYMTARGET="$(v=`ls -l "$2" 2>/dev/null` ; echo ${v##*> })"
+ local SYMTARGET="$(v=`ls -l "$1" 2>/dev/null` ; echo ${v##*> })"
if [ -n "$SYMTARGET" ] ; then
echo "$SYMTARGET"
return 0
{
## see if system has scsi at all
if [ ! -f /proc/scsi/scsi ] ; then
+ local kver="$(uname -r)"
+ case "$kver" in
+ 2.5.*|2.6.*)
+ if [ -d /sys/bus/scsi/devices -a \
+ -n "$(ls /sys/bus/scsi/devices 2>/dev/null)" ] ; then
+ echo 1>&2 "$PRG: /proc/scsi/scsi does not exist"
+ echo 1>&2 "$PRG: Make sure you compiled your kernel with CONFIG_SCSI_PROC_FS=y"
+ return 1
+ fi
+ ;;
+ esac
echo 1>&2 "$PRG: /dev/$DEVNODE: Device not configured"
return 1
fi
DEVHOST="$(v=$(echo ${DEVINFO##*Host: scsi}) ; echo ${v%% *})"
[ "$DEBUG" = 1 ] && echo 1>&2 "$PRG: DEBUG: DEVHOST=$DEVHOST"
- if [ "$DEVTYPE" = "Direct-Access" ] ; then
+ if [ "$DEVTYPE" = "Direct-Access" ] || [ "$DEVTYPE" = "Direct-Access-RBC" ] ; then
DEVCOUNT="$(($DEVCOUNT + 1))"
[ "$DEBUG" = 1 ] && echo 1>&2 "$PRG: DEBUG: DEVCOUNT=$DEVCOUNT"
if [ "$SUBDEV" = "$DEVCOUNT" ] ; then
DEVICE_PATH="$(printhost $SCSI_HOSTNUMBER $HOST_LIST)"
echo "${DEVICE_PATH##*device-tree}/@$DEVICE_ID:$PARTITION"
;;
+ ata_k2|sata_svw)
+ #Not all G5 device trees have a compatible "k2-sata" node
+ #per channel use parent
+ HOST_LIST="$(for i in `find /proc/device-tree -name compatible ` ; do
+ lgrep "$i" "k2-s-ata" ; done | sort)"
+ DEVICE_PATH="$(printhost $SCSI_HOSTNUMBER $HOST_LIST)"
+ K2_DEVICE_ID=0
+ while [ "$DEVICE_PATH" = "" ] ; do
+ SCSI_HOSTNUMBER=`expr $SCSI_HOSTNUMBER - 1`
+ let "K2_DEVICE_ID += 1"
+ DEVICE_PATH="$(printhost $SCSI_HOSTNUMBER $HOST_LIST)"
+ done
+ echo "${DEVICE_PATH##*device-tree}/k2-sata@$K2_DEVICE_ID/disk@0:$PARTITION"
+ ;;
+ usb-storage)
+ HOST_LIST="$(for i in `find /proc/device-tree -name name | grep usb` ; do
+ lgrep "$i" "disk" ; done)"
+ DEVICE_PATH="$(printhost $SCSI_HOSTNUMBER $HOST_LIST)"
+ echo "${DEVICE_PATH##*device-tree}:$PARTITION"
+ ;;
+ sbp2|"")
+ # sbp-2 driver may not have a dir in /proc/scsi
+ HOST_LIST="$(for i in `find /proc/device-tree -name name` ; do
+ lgrep "$i" "sbp-2" ; done)"
+ if [ "$SCSI_HOSTNUMBER" = "" ] ; then
+ SCSI_HOSTNUMBER=1
+ fi
+ DEVICE_PATH="$(printhost $SCSI_HOSTNUMBER $HOST_LIST)"
+ echo "${DEVICE_PATH##*device-tree}/disk@0:$PARTITION"
+ ;;
*)
echo 1>&2 "$PRG: Driver: $SCSI_DRIVER is not supported"
return 1
ide_ofpath()
{
- local OF1275IDE=/proc/ide/of1275
+ if [ ! -L "/proc/ide/$DEVNODE" ] ; then
+ echo 1>&2 "$PRG: /dev/$DEVNODE: Device not configured"
+ return 1
+ fi
+
+ local IDEBUS="$(v=`readlink /proc/ide/$DEVNODE` ; echo ${v%%/*} )"
+ if [ -z "$IDEBUS" ] ; then
+ echo 1>&2 "$PRG: BUG: IDEBUS == NULL"
+ return 1
+ fi
+
+ case "$(uname -r)" in
+ 2.5.*|2.6.0*|2.6.1|2.6.1-*|2.6.2|2.6.2-*)
+ echo 1>&2 "$PRG: Linux kernel `uname -r` is not supported"
+ return 1
+ ;;
+ 2.6.*|2.7.*)
+ if ! (grep -q '.* .* sysfs ' /proc/mounts 2> /dev/null) ; then
+ echo 1>&2 "$PRG: sysfs must be mounted for ofpath to support this system"
+ return 1
+ fi
+ local SYS="$(m=`grep '.* .* sysfs ' /proc/mounts | head -n 1` ; echo `d=${m#* };echo ${d%% *}`)"
+ if [ -z "$SYS" -o ! -d "$SYS" ] ; then
+ echo 1>&2 "$PRG: Unable to determine sysfs mountpoint"
+ return 1
+ fi
+ local OF1275IDE="${SYS}/block/${DEVNODE}/device/../../devspec"
+ ;;
+ *)
+ local OF1275IDE="/proc/ide/$IDEBUS/devspec"
+ ;;
+ esac
if [ ! -f "$OF1275IDE" ] ; then
case "$(cat /proc/device-tree/model)" in
- "PowerMac3,6")
+ PowerMac3*|PowerMac4*|PowerMac5*|PowerMac6*|PowerMac7*|RackMac*)
local CDROM="$(grep "^drive name:" /proc/sys/dev/cdrom/info 2> /dev/null | grep $DEVNODE)"
if [ -z "$CDROM" ] ; then
+ echo 1>&2 "$PRG: WARNING: Your kernel is too old for proper support, device may be innaccurate."
echo "ultra2:$PARTITION"
else
echo "cd:$PARTITION"
fi
;;
*)
- if [ ! -L "/proc/ide/$DEVNODE" ] ; then
- echo "$PRG: /dev/$DEVNODE: Device not configured"
- return 1
- fi
local CDROM="$(grep "^drive name:" /proc/sys/dev/cdrom/info 2> /dev/null | grep $DEVNODE)"
if [ -z "$CDROM" ] ; then
if [ "$DEVNODE" = hda ] ; then
;;
esac
else
- if [ ! -L "/proc/ide/$DEVNODE" ] ; then
- echo 2>&1 "$PRG: /dev/$DEVNODE: Device not configured"
+ local DEVSPEC="$(cat $OF1275IDE)"
+ [ "$DEBUG" = 1 ] && echo 1>&2 "$PRG: DEBUG: DEVSPEC=$DEVSPEC"
+ if [ -z "$DEVSPEC" ] ; then
+ echo 1>&2 "$PRG: KERNEL BUG: $OF1275IDE exists, but is empty"
return 1
fi
- local IDEBUS="$(v=`readlink /proc/ide/$DEVNODE` ; echo ${v%%/*} )"
- [ "$DEBUG" = 1 ] && echo 1>&2 "$PRG: DEBUG: IDEBUS=$IDEBUS"
- local NUMBUSSES="$(($(linecount $OF1275IDE) / 5))"
- [ "$DEBUG" = 1 ] && echo 1>&2 "$PRG: DEBUG: NUMBUSSES=$NUMBUSSES"
- if [ "$((${IDEBUS##ide} + 1))" -gt "$NUMBUSSES" ] ; then
- echo 1>&2 "$PRG: /dev/$DEVNODE is not supported"
- return 1
- fi
- local IDEDEV="$(head -n $((5 * $((${IDEBUS##ide} + 1)))) $OF1275IDE | tail -n 5)"
- [ "$DEBUG" = 1 ] && echo 1>&2 "$PRG: DEBUG: IDEDEV=$IDEDEV"
- if [ "$(echo "$IDEDEV" | head -n 1)" != "$IDEBUS" ] ; then
- echo "$PRG: /dev/$DEVNODE: is not supported"
+ if [ ! -f "/proc/ide/${IDEBUS}/channel" ] ; then
+ echo 1>&2 "$PRG: KERNEL BUG: /proc/ide/${IDEBUS}/channel does not exist"
return 1
fi
- local DEVSPEC="$(v=`echo "$IDEDEV" | grep devspec` ; echo ${v##*:})"
- [ "$DEBUG" = 1 ] && echo 1>&2 "$PRG: DEBUG: DEVSPEC=$DEVSPEC"
+
+ case "$(cat /proc/device-tree${DEVSPEC}/device_type 2> /dev/null)" in
+ ide|ata)
+ local MASTER="/disk@0"
+ local SLAVE="/disk@1"
+ ;;
+ pci-ide|pci-ata)
+ local MASTER="/@$(cat /proc/ide/${IDEBUS}/channel)/disk@0"
+ local SLAVE="/@$(cat /proc/ide/${IDEBUS}/channel)/disk@1"
+ ;;
+ scsi) ## some lame controllers pretend they are scsi, hopefully all kludges are created equal.
+ local MASTER="/@$(($(cat /proc/ide/${IDEBUS}/channel) * 2 + 0))"
+ local SLAVE="/@$(($(cat /proc/ide/${IDEBUS}/channel) * 2 + 1))"
+ ;;
+ spi)
+ local MASTER="/disk@$(cat /proc/ide/${IDEBUS}/channel),0"
+ local SLAVE="/disk@$(cat /proc/ide/${IDEBUS}/channel),1"
+ ;;
+ *)
+ echo 1>&2 "$PRG: Unsupported IDE device type: \"$(cat /proc/device-tree${DEVSPEC}/device_type 2> /dev/null)\""
+ return 1
+ ;;
+ esac
+
case "$DEVNODE" in
- hda|hdc|hde|hdg)
- echo "${DEVSPEC}/disk@0:$PARTITION"
+ hda|hdc|hde|hdg|hdi|hdk|hdm|hdo)
+ echo "${DEVSPEC}${MASTER}:$PARTITION"
return 0
;;
- hdb|hdd|hdf|hdh)
- echo "${DEVSPEC}/disk@1:$PARTITION"
+ hdb|hdd|hdf|hdh|hdj|hdl|hdn|hdp)
+ echo "${DEVSPEC}${SLAVE}:$PARTITION"
return 0
;;
*)
{
case "$DEVNODE" in
sd*)
- if ls -l /proc/device-tree | grep -q ^lr ; then
- true
- else
- echo 1>&2 "$PRG: /proc/device-tree is broken. Do not use BootX to boot, use yaboot."
- echo 1>&2 "$PRG: The yaboot HOWTO can be found here: http://www.alaska.net/~erbenson/doc"
- return 1
- fi
-
## use common scsiinfo function to get info we need.
scsiinfo || return 1
## now we have the data for /@$DEVID:$PARTITION
- ## find the actual OF path.
+ ## find the actual OF path.
scsi_ofpath || return 1
;;
hd*)
{
case "$DEVNODE" in
sd*)
- if ls -l /proc/device-tree | grep -q ^lr ; then
- true
- else
- echo 1>&2 "$PRG: /proc/device-tree is broken."
- return 1
- fi
## use common scsiinfo function to get info we need.
scsiinfo || return 1
## now we have the data for /@$DEVID:$PARTITION
- ## find the actual OF path.
+ ## find the actual OF path.
scsi_ofpath || return 1
;;
*)
local DEVTYPE="$(v=$(echo ${DEVINFO##*Type: }) ; echo ${v%% *})"
[ "$DEBUG" = 1 ] && echo 1>&2 "$PRG: DEBUG: fixdevfs: DEVTYPE=$DEVTYPE"
- if [ "$DEVTYPE" = "Direct-Access" ] ; then
+ if [ "$DEVTYPE" = "Direct-Access" ] || [ "$DEVTYPE" = "Direct-Access-RBC" ] ; then
## Lets find out some more information
## get the device id.
local DEVID="$(v=$(echo ${DEVINFO##*Id: }) ; n=$(echo ${v%% *}) ; echo ${n#*0})"
fi
## check for ppc, i think uname -m is safe for this...
-if [ `uname -m` != ppc ] ; then
+if [ `uname -m` != ppc -a `uname -m` != ppc64 ] ; then
echo 1>&2 "$PRG: This utility will only work on PowerPC hardware"
exit 1
fi
SUBARCH=OldWorld
elif (cat /proc/cpuinfo 2> /dev/null | grep ^machine | grep -q 'CHRP IBM') ; then
SUBARCH=CHRP
+elif (cat /proc/cpuinfo 2>/dev/null | grep ^machine | grep -q 'CHRP Pegasos') ; then
+ SUBARCH=Pegasos
else
echo 1>&2 "$PRG: This machine is not yet supported"
exit 1
## use appropriate search for right sub arch.
case "$SUBARCH" in
- NewWorld)
+ # Pegasos OF seems to be NewWorld-ish enough to cope with this.
+ NewWorld|Pegasos)
newworld || exit 1
;;
OldWorld)
projects / yaboot.git / blobdiff