365 lines
8.2 KiB
Plaintext
365 lines
8.2 KiB
Plaintext
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#!/bin/bash
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# xpp_fxloader: load Xorcom Astribank (XPP) firmware
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# $Id$
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#
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# Written by Tzafrir Cohen <tzafrir.cohen@xorcom.com>
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# Copyright (C) 2006-2009, Xorcom
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#
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# All rights reserved.
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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#
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#
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# This script can be run manually or from hotplug/udev.
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#
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# Firmware files should be located in $FIRMWARE_DIR which defaults:
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# 1. /usr/share/dahdi
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# 2. Can be overidden by setting $FIRMWARE_DIR in the environment
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# 3. Can be overidden by setting $FIRMWARE_DIR in /etc/dahdi/init.conf
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#
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# Manual Run
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# ##########
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#
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# path/to/xpp_fxloader load
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#
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# Make sure the firmware files are in $FIRMWARE_DIR
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#
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set -e
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# Make sure fxload is in the path:
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PATH="$PATH:/usr/local/sbin:/sbin:/usr/sbin"
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export PATH
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me=`basename $0`
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dir=`dirname $0`
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PATH="$dir:$PATH"
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DEFAULTS="/etc/dahdi/init.conf"
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if [ -t 2 ]; then
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LOGGER="logger -i -t '$me' -s"
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else
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LOGGER="logger -i -t '$me'"
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fi
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debug() {
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[ "$DEBUG" != "" ] && $LOGGER "$@"
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return 0
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}
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USBFS_PREFIX=/proc/bus/usb
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DEVUSB_PREFIX=/dev/bus/usb
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USB_PREFIX=
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FIRMWARE_DIR="${FIRMWARE_DIR:-/usr/share/dahdi}"
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ASTRIBANK_HEXLOAD=${ASTRIBANK_HEXLOAD:-/usr/sbin/astribank_hexload}
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ASTRIBANK_TOOL=${ASTRIBANK_TOOL:-/usr/sbin/astribank_tool}
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XPP_UDEV_SLEEP_TIME="${XPP_UDEV_SLEEP_TIME:-15}"
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USB_FW="${USB_FW:-USB_FW.hex}"
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if [ -r "$DEFAULTS" ]; then
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. "$DEFAULTS"
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fi
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if [ "$USB_PREFIX" = '' ]; then
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if [ -d "$DEVUSB_PREFIX" ]; then
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USB_PREFIX=$DEVUSB_PREFIX
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elif [ -r "$USBFS_PREFIX/devices" ]; then
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USB_PREFIX=$USBFS_PREFIX
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fi
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fi
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# With Kernels older that 2.6.10 it seems to be possible
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# to trigger a race condition by running fxload or fpga_load
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# immediately after the detection of the device.
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KERNEL_HAS_USB_RACE=0
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case "`uname -r`" in 2.6.[89]*) KERNEL_HAS_USB_RACE=1;; esac
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sleep_if_race() {
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if [ "$KERNEL_HAS_USB_RACE" = '1' ]; then
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sleep 2
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fi
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}
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find_dev() {
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v_id=$1
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p_id=$2
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lsusb | tr -d : | awk "/ ID $v_id$p_id/{printf \"$USB_PREFIX/%s/%s \",\$2,\$4}"
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}
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run_fxload() {
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sleep_if_race
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fxload -t fx2 $* 2>&1 1>/dev/null | $LOGGER
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status=$PIPESTATUS
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if [ $status != 0 ]; then
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$LOGGER "fxload failed with status $status"
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exit 55
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fi
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}
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run_astribank_hexload() {
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debug "Running: $ASTRIBANK_HEXLOAD $*"
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$ASTRIBANK_HEXLOAD "$@" | $LOGGER
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status=$PIPESTATUS
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if [ $status != 0 ]; then
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$LOGGER "$ASTRIBANK_HEXLOAD failed with status $status"
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exit 77
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fi
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}
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run_astribank_tool() {
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debug "Running: $ASTRIBANK_TOOL $*"
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$ASTRIBANK_TOOL "$@" | $LOGGER
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status=$PIPESTATUS
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if [ $status != 0 ]; then
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$LOGGER "$ASTRIBANK_TOOL failed with status $status"
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exit 77
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fi
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}
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load_usb_fw() {
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v_id=$1
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p_id=$2
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fw=$3
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devices=`find_dev $v_id $p_id`
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for dev in $devices
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do
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ver=$(awk '/\$Id:/ { print $4 }' $FIRMWARE_DIR/$fw)
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debug "USB Firmware $FIRMWARE_DIR/$fw (Version=$ver) into $dev"
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run_fxload -D $dev -I $FIRMWARE_DIR/$fw || exit 1
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done
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}
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load_fw_device() {
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dev=$1
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fw=$2
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debug "FPGA loading $fw into $dev"
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run_astribank_hexload -D "$dev" -F "$FIRMWARE_DIR/$fw"
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pic_files=`echo "$FIRMWARE_DIR"/PIC_TYPE_[1-4].hex`
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debug "PIC burning into $dev: $pic_files"
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run_astribank_hexload -D "$dev" -p $pic_files
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run_astribank_tool -D "$dev" -n # Do renumeration!
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debug "PIC burning finished $pic_files"
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}
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#
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# Use in manual loading. Parallelize loading
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# firmwares to all of our devices
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#
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firmware_by_id() {
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v_id=$1
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p_id=$2
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fw=$3
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devices=`find_dev $v_id $p_id`
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childs=""
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for dev in $devices
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do
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(
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set -e
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load_fw_device "$dev" "$fw"
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sleep_if_race
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) &
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childs="$childs $!"
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sleep 0.4
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done
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# Wait for specific childs to get their exit status
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wait $childs
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}
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numdevs() {
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v_ids="$1"
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p_ids="$2"
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for v in $v_ids
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do
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(
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for p in $p_ids
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do
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find_dev $v $p
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done
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)
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done | wc -w
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}
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wait_renumeration() {
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num="$1"
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v_ids="$2"
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p_ids="$3"
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while
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n=`numdevs "$v_ids" "$p_ids"`
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[ "$num" -gt "$n" ]
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do
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echo -n "."
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sleep 1
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done
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echo "Got all $num devices"
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}
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reset_fpga() {
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totaldevs=`numdevs e4e4 '11[3456][0123]'`
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devices=`find_dev e4e4 '11[3456][12]'`
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debug "Reseting devices [$totaldevs devices]"
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for dev in $devices
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do
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debug "Resetting FPGA Firmware on $dev"
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sleep_if_race
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run_astribank_tool -D "$dev" -r full 2>&1 >/dev/null
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done
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if [ "$1" = 'wait' ]; then
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wait_renumeration $totaldevs e4e4 '11[3456][03]'
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fi
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}
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usage() {
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echo "$0: Astribank firmware loading script."
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echo "Usage: "
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echo "$0 load : manual firmware loading."
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echo "$0 usb : manual firmware loading: USB firmware only."
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echo "$0 help : this text."
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}
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# We have a potential astribank
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astribank_is_starting -a
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#########################
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##
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## Manual run
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##
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# to run manually, pass the parameter 'xppdetect'
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case "$1" in
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udev)
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# Various kernel versions use different sets of variables.
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# Here we want to make sure we have 'DEVICE' and 'PRODUCT' set
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# up. DEVICE is now deprecated in favour of DEVNAME. It will
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# likely to contain an invalid name if /proc/bus/usb is not
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# mounted. So it needs further cooking.
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DEVICE="${DEVNAME:-$DEVICE}"
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case "$DEVICE" in /proc/*) DEVICE="/dev${DEVICE#/proc}" ;; esac
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# PRODUCT contains 'vendor_id'/'product_id'/'version' . We
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# currently pass it as a parameter, but might as well get it
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# from the envirnment.
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PRODUCT="${PRODUCT:-$2}"
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# skip on to the rest of the script. Don't exit.
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;;
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reset-wait)
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reset_fpga wait
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;;
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reset)
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reset_fpga
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;;
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xppdetect|load|usb)
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numdevs=`numdevs e4e4 '11[3456][013]'`
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$LOGGER -- "--------- FIRMWARE LOADING: ($1) [$numdevs devices]"
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load_usb_fw e4e4 1130 $USB_FW
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load_usb_fw e4e4 1140 $USB_FW
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load_usb_fw e4e4 1150 $USB_FW
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load_usb_fw e4e4 1160 $USB_FW
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load_usb_fw e4e4 1163 $USB_FW
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wait_renumeration $numdevs e4e4 '11[3456]1'
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if [ "$1" != 'usb' ]
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then
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firmware_by_id e4e4 1131 FPGA_FXS.hex
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firmware_by_id e4e4 1141 FPGA_1141.hex
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firmware_by_id e4e4 1151 FPGA_1151.hex
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firmware_by_id e4e4 1161 FPGA_1161.hex
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wait_renumeration $numdevs e4e4 '11[3456]2'
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fi
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sleep 3 # Let it stabilize
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$LOGGER -- "--------- FIRMWARE IS LOADED"
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exit 0
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;;
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help)
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usage
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exit 0
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;;
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*)
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if [ "$ACTION" = '' ]; then # not called from hotplug
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echo "$0: Error: unknown command \"$1\""
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echo ''
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usage
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exit 1
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fi
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;;
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esac
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#########################
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##
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## Hotplug run
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##
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# allow disabling automatic hotplugging:
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if [ "$XPP_HOTPLUG_DISABLED" != '' ]; then
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$LOGGER -p kern.info "Exiting... XPP_HOTPLUG_DISABLED"
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exit 0
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fi
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if [ "$ACTION" != add ]; then
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exit 0;
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fi
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# This procedure is run in the background to do the actual work of loading the
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# firmware. Running it in the background allows udev to continue doing other tasks
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# and thus provide a faster startup.
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#
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# On some systems (e.g. CentOS 5) we get the relevant udev event before the device
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# file is ready. Which is why we want the background process to wait a bit first.
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udev_delayed_load() {
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sleep 0.2
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# Make sure the new device is writable:
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usb_dev_writable=0
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for i in `seq $XPP_UDEV_SLEEP_TIME`; do
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if [ -w "$DEVICE" ]; then
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usb_dev_writable=1;
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break;
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fi
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sleep 1
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done
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if [ $usb_dev_writable != 1 ]; then
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$LOGGER "Device $DEVICE not writable. Can't load firmware."
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return;
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fi
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$LOGGER "Trying to find what to do for product $PRODUCT, device $DEVICE"
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prod_id=`echo "$PRODUCT" | cut -d/ -f2`
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case "$PRODUCT" in
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e4e4/11[3456]0/*|e4e4/1163/*)
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FIRM_USB="$FIRMWARE_DIR/$USB_FW"
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$LOGGER "Loading firmware '$FIRM_USB' into '$DEVICE'"
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run_fxload -D "$DEVICE" -I "$FIRM_USB"
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;;
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e4e4/11[3456]1/*)
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if [ "$prod_id" = 1131 ]; then
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FIRM_FPGA="FPGA_FXS.hex" # Legacy
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else
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FIRM_FPGA="FPGA_$prod_id.hex"
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fi
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sleep_if_race
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load_fw_device "$DEVICE" "$FIRM_FPGA"
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;;
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esac
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}
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udev_delayed_load &
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