diff options
Diffstat (limited to 'scripts')
| -rwxr-xr-x | scripts/create_config | 103 | ||||
| -rw-r--r-- | scripts/feature_to_c.sh | 75 | ||||
| -rw-r--r-- | scripts/hxtool | 102 | ||||
| -rw-r--r-- | scripts/make_device_config.sh | 28 | ||||
| -rw-r--r-- | scripts/qemu-binfmt-conf.sh | 66 | ||||
| -rwxr-xr-x | scripts/signrom.sh | 45 | ||||
| -rwxr-xr-x | scripts/simpletrace.py | 93 | ||||
| -rwxr-xr-x | scripts/texi2pod.pl | 477 | ||||
| -rwxr-xr-x | scripts/tracetool | 573 |
9 files changed, 1562 insertions, 0 deletions
diff --git a/scripts/create_config b/scripts/create_config new file mode 100755 index 0000000..0098e68 --- /dev/null +++ b/scripts/create_config @@ -0,0 +1,103 @@ +#!/bin/sh + +echo "/* Automatically generated by create_config - do not modify */" + +while read line; do + +case $line in + VERSION=*) # configuration + version=${line#*=} + echo "#define QEMU_VERSION \"$version\"" + ;; + PKGVERSION=*) # configuration + pkgversion=${line#*=} + echo "#define QEMU_PKGVERSION \"$pkgversion\"" + ;; + prefix=* | [a-z]*dir=*) # directory configuration + name=${line%=*} + value=${line#*=} + define_name=`echo $name | tr '[:lower:]' '[:upper:]'` + eval "define_value=\"$value\"" + echo "#define CONFIG_QEMU_$define_name \"$define_value\"" + # save for the next definitions + eval "$name=\$define_value" + ;; + CONFIG_AUDIO_DRIVERS=*) + drivers=${line#*=} + echo "#define CONFIG_AUDIO_DRIVERS \\" + for drv in $drivers; do + echo " &${drv}_audio_driver,\\" + done + echo "" + ;; + CONFIG_BDRV_WHITELIST=*) + echo "#define CONFIG_BDRV_WHITELIST \\" + for drv in ${line#*=}; do + echo " \"${drv}\",\\" + done + echo " NULL" + ;; + CONFIG_*=y) # configuration + name=${line%=*} + echo "#define $name 1" + ;; + CONFIG_*=*) # configuration + name=${line%=*} + value=${line#*=} + echo "#define $name $value" + ;; + ARCH=*) # configuration + arch=${line#*=} + arch_name=`echo $arch | tr '[:lower:]' '[:upper:]'` + echo "#define HOST_$arch_name 1" + ;; + HOST_USB=*) + # do nothing + ;; + HOST_CC=*) + # do nothing + ;; + HOST_*=y) # configuration + name=${line%=*} + echo "#define $name 1" + ;; + HOST_*=*) # configuration + name=${line%=*} + value=${line#*=} + echo "#define $name $value" + ;; + TARGET_ARCH=*) # configuration + target_arch=${line#*=} + echo "#define TARGET_ARCH \"$target_arch\"" + ;; + TARGET_BASE_ARCH=*) # configuration + target_base_arch=${line#*=} + if [ "$target_base_arch" != "$target_arch" ]; then + base_arch_name=`echo $target_base_arch | tr '[:lower:]' '[:upper:]'` + echo "#define TARGET_$base_arch_name 1" + fi + ;; + TARGET_XML_FILES=*) + # do nothing + ;; + TARGET_ABI_DIR=*) + # do nothing + ;; + TARGET_ARCH2=*) + # do nothing + ;; + TARGET_DIRS=*) + # do nothing + ;; + TARGET_*=y) # configuration + name=${line%=*} + echo "#define $name 1" + ;; + TARGET_*=*) # configuration + name=${line%=*} + value=${line#*=} + echo "#define $name $value" + ;; +esac + +done # read diff --git a/scripts/feature_to_c.sh b/scripts/feature_to_c.sh new file mode 100644 index 0000000..0994d95 --- /dev/null +++ b/scripts/feature_to_c.sh @@ -0,0 +1,75 @@ +#!/bin/sh + +# Convert text files to compilable C arrays. +# +# Copyright (C) 2007 Free Software Foundation, Inc. +# +# This file is part of GDB. +# +# 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 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, see <http://www.gnu.org/licenses/>. + +output=$1 +shift + +if test -z "$output" || test -z "$1"; then + echo "Usage: $0 OUTPUTFILE INPUTFILE..." + exit 1 +fi + +if test -e "$output"; then + echo "Output file \"$output\" already exists; refusing to overwrite." + exit 1 +fi + +for input; do + arrayname=xml_feature_`echo $input | sed 's,.*/,,; s/[-.]/_/g'` + + ${AWK:-awk} 'BEGIN { n = 0 + print "static const char '$arrayname'[] = {" + for (i = 0; i < 255; i++) + _ord_[sprintf("%c", i)] = i + } { + split($0, line, ""); + printf " " + for (i = 1; i <= length($0); i++) { + c = line[i] + if (c == "'\''") { + printf "'\''\\'\'''\'', " + } else if (c == "\\") { + printf "'\''\\\\'\'', " + } else if (_ord_[c] >= 32 && _ord_[c] < 127) { + printf "'\''%s'\'', ", c + } else { + printf "'\''\\%03o'\'', ", _ord_[c] + } + if (i % 10 == 0) + printf "\n " + } + printf "'\''\\n'\'', \n" + } END { + print " 0 };" + }' < $input >> $output +done + +echo >> $output +echo "const char *const xml_builtin[][2] = {" >> $output + +for input; do + basename=`echo $input | sed 's,.*/,,'` + arrayname=xml_feature_`echo $input | sed 's,.*/,,; s/[-.]/_/g'` + echo " { \"$basename\", $arrayname }," >> $output +done + +echo " { (char *)0, (char *)0 }" >> $output +echo "};" >> $output diff --git a/scripts/hxtool b/scripts/hxtool new file mode 100644 index 0000000..7ca83ed --- /dev/null +++ b/scripts/hxtool @@ -0,0 +1,102 @@ +#!/bin/sh + +hxtoh() +{ + flag=1 + while read -r str; do + case $str in + HXCOMM*) + ;; + STEXI*|ETEXI*|SQMP*|EQMP*) flag=$(($flag^1)) + ;; + *) + test $flag -eq 1 && printf "%s\n" "$str" + ;; + esac + done +} + +hxtotexi() +{ + flag=0 + line=1 + while read -r str; do + case "$str" in + HXCOMM*) + ;; + STEXI*) + if test $flag -eq 1 ; then + echo "line $line: syntax error: expected ETEXI, found $str" >&2 + exit 1 + fi + flag=1 + ;; + ETEXI*) + if test $flag -ne 1 ; then + echo "line $line: syntax error: expected STEXI, found $str" >&2 + exit 1 + fi + flag=0 + ;; + SQMP*|EQMP*) + if test $flag -eq 1 ; then + echo "line $line: syntax error: expected ETEXI, found $str" >&2 + exit 1 + fi + ;; + DEFHEADING*) + echo "$(expr "$str" : "DEFHEADING(\(.*\))")" + ;; + *) + test $flag -eq 1 && echo "$str" + ;; + esac + line=$((line+1)) + done +} + +hxtoqmp() +{ + IFS= + flag=0 + line=1 + while read -r str; do + case "$str" in + HXCOMM*) + ;; + SQMP*) + if test $flag -eq 1 ; then + echo "line $line: syntax error: expected EQMP, found $str" >&2 + exit 1 + fi + flag=1 + ;; + EQMP*) + if test $flag -ne 1 ; then + echo "line $line: syntax error: expected SQMP, found $str" >&2 + exit 1 + fi + flag=0 + ;; + STEXI*|ETEXI*) + if test $flag -eq 1 ; then + echo "line $line: syntax error: expected EQMP, found $str" >&2 + exit 1 + fi + ;; + *) + test $flag -eq 1 && echo "$str" + ;; + esac + line=$((line+1)) + done +} + +case "$1" in +"-h") hxtoh ;; +"-t") hxtotexi ;; +"-q") hxtoqmp ;; +*) exit 1 ;; +esac + +exit 0 diff --git a/scripts/make_device_config.sh b/scripts/make_device_config.sh new file mode 100644 index 0000000..5d14885 --- /dev/null +++ b/scripts/make_device_config.sh @@ -0,0 +1,28 @@ +#! /bin/sh +# Construct a target device config file from a default, pulling in any +# files from include directives. + +dest=$1.tmp +dep=$1.d +src=$2 +src_dir=`dirname $src` +all_includes= + +process_includes () { + cat $1 | grep '^include' | \ + while read include file ; do + all_includes="$all_includes $src_dir/$file" + process_includes $src_dir/$file + done +} + +f=$src +while [ -n "$f" ] ; do + f=`tr -d '\r' < $f | awk '/^include / {printf "'$src_dir'/%s", $2}'` + [ $? = 0 ] || exit 1 + all_includes="$all_includes $f" +done +process_includes $src > $dest + +cat $src $all_includes | grep -v '^include' > $dest +echo "$1: $all_includes" > $dep diff --git a/scripts/qemu-binfmt-conf.sh b/scripts/qemu-binfmt-conf.sh new file mode 100644 index 0000000..c50beb7 --- /dev/null +++ b/scripts/qemu-binfmt-conf.sh @@ -0,0 +1,66 @@ +#!/bin/sh +# enable automatic i386/ARM/M68K/MIPS/SPARC/PPC program execution by the kernel + +# load the binfmt_misc module +if [ ! -d /proc/sys/fs/binfmt_misc ]; then + /sbin/modprobe binfmt_misc +fi +if [ ! -f /proc/sys/fs/binfmt_misc/register ]; then + mount binfmt_misc -t binfmt_misc /proc/sys/fs/binfmt_misc +fi + +# probe cpu type +cpu=`uname -m` +case "$cpu" in + i386|i486|i586|i686|i86pc|BePC|x86_64) + cpu="i386" + ;; + m68k) + cpu="m68k" + ;; + mips*) + cpu="mips" + ;; + "Power Macintosh"|ppc|ppc64) + cpu="ppc" + ;; + armv[4-9]*) + cpu="arm" + ;; +esac + +# register the interpreter for each cpu except for the native one +if [ $cpu != "i386" ] ; then + echo ':i386:M::\x7fELF\x01\x01\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x03\x00:\xff\xff\xff\xff\xff\xfe\xfe\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff\xff:/usr/local/bin/qemu-i386:' > /proc/sys/fs/binfmt_misc/register + echo ':i486:M::\x7fELF\x01\x01\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x06\x00:\xff\xff\xff\xff\xff\xfe\xfe\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff\xff:/usr/local/bin/qemu-i386:' > /proc/sys/fs/binfmt_misc/register +fi +if [ $cpu != "alpha" ] ; then + echo ':alpha:M::\x7fELF\x02\x01\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x26\x90:\xff\xff\xff\xff\xff\xfe\xfe\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff\xff:/usr/local/bin/qemu-alpha:' > /proc/sys/fs/binfmt_misc/register +fi +if [ $cpu != "arm" ] ; then + echo ':arm:M::\x7fELF\x01\x01\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x28\x00:\xff\xff\xff\xff\xff\xff\xff\x00\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff\xff:/usr/local/bin/qemu-arm:' > /proc/sys/fs/binfmt_misc/register + echo ':armeb:M::\x7fELF\x01\x02\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x28:\xff\xff\xff\xff\xff\xff\xff\x00\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff:/usr/local/bin/qemu-armeb:' > /proc/sys/fs/binfmt_misc/register +fi +if [ $cpu != "sparc" ] ; then + echo ':sparc:M::\x7fELF\x01\x02\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x02:\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff:/usr/local/bin/qemu-sparc:' > /proc/sys/fs/binfmt_misc/register +fi +if [ $cpu != "ppc" ] ; then + echo ':ppc:M::\x7fELF\x01\x02\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x14:\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff:/usr/local/bin/qemu-ppc:' > /proc/sys/fs/binfmt_misc/register +fi +if [ $cpu != "m68k" ] ; then + echo 'Please check cpu value and header information for m68k!' + echo ':m68k:M::\x7fELF\x01\x02\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x04:\xff\xff\xff\xff\xff\xff\xff\x00\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff:/usr/local/bin/qemu-m68k:' > /proc/sys/fs/binfmt_misc/register +fi +if [ $cpu != "mips" ] ; then + # FIXME: We could use the other endianness on a MIPS host. + echo ':mips:M::\x7fELF\x01\x02\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x08:\xff\xff\xff\xff\xff\xff\xff\x00\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff:/usr/local/bin/qemu-mips:' > /proc/sys/fs/binfmt_misc/register + echo ':mipsel:M::\x7fELF\x01\x01\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x08\x00:\xff\xff\xff\xff\xff\xff\xff\x00\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff\xff:/usr/local/bin/qemu-mipsel:' > /proc/sys/fs/binfmt_misc/register + echo ':mipsn32:M::\x7fELF\x01\x02\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x08:\xff\xff\xff\xff\xff\xff\xff\x00\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff:/usr/local/bin/qemu-mipsn32:' > /proc/sys/fs/binfmt_misc/register + echo ':mipsn32el:M::\x7fELF\x01\x01\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x08\x00:\xff\xff\xff\xff\xff\xff\xff\x00\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff\xff:/usr/local/bin/qemu-mipsn32el:' > /proc/sys/fs/binfmt_misc/register + echo ':mips64:M::\x7fELF\x02\x02\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x08:\xff\xff\xff\xff\xff\xff\xff\x00\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff:/usr/local/bin/qemu-mips64:' > /proc/sys/fs/binfmt_misc/register + echo ':mips64el:M::\x7fELF\x02\x01\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x08\x00:\xff\xff\xff\xff\xff\xff\xff\x00\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff\xff:/usr/local/bin/qemu-mips64el:' > /proc/sys/fs/binfmt_misc/register +fi +if [ $cpu != "sh" ] ; then + echo ':sh4:M::\x7fELF\x01\x01\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x2a\x00:\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff\xff:/usr/local/bin/qemu-sh4:' > /proc/sys/fs/binfmt_misc/register + echo ':sh4eb:M::\x7fELF\x01\x02\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x2a:\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff:/usr/local/bin/qemu-sh4eb:' > /proc/sys/fs/binfmt_misc/register +fi diff --git a/scripts/signrom.sh b/scripts/signrom.sh new file mode 100755 index 0000000..9dc5c63 --- /dev/null +++ b/scripts/signrom.sh @@ -0,0 +1,45 @@ +#!/bin/sh + +# Option ROM Signing utility +# +# 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 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, see <http://www.gnu.org/licenses/>. +# +# Copyright Novell Inc, 2009 +# Authors: Alexander Graf <agraf@suse.de> +# +# Syntax: signrom.sh <input> <output> + +# did we get proper arguments? +test "$1" -a "$2" || exit 1 + +sum=0 + +# find out the file size +x=`dd if="$1" bs=1 count=1 skip=2 2>/dev/null | od -t u1 -A n` +#size=`expr $x \* 512 - 1` +size=$(( $x * 512 - 1 )) + +# now get the checksum +nums=`od -A n -t u1 -v -N $size "$1"` +for i in ${nums}; do + # add each byte's value to sum + sum=`expr \( $sum + $i \) % 256` +done + +sum=$(( (256 - $sum) % 256 )) +sum_octal=$( printf "%o" $sum ) + +# and write the output file +cp "$1" "$2" +printf "\\$sum_octal" | dd of="$2" bs=1 count=1 seek=$size conv=notrunc 2>/dev/null diff --git a/scripts/simpletrace.py b/scripts/simpletrace.py new file mode 100755 index 0000000..553a727 --- /dev/null +++ b/scripts/simpletrace.py @@ -0,0 +1,93 @@ +#!/usr/bin/env python +# +# Pretty-printer for simple trace backend binary trace files +# +# Copyright IBM, Corp. 2010 +# +# This work is licensed under the terms of the GNU GPL, version 2. See +# the COPYING file in the top-level directory. +# +# For help see docs/tracing.txt + +import sys +import struct +import re + +header_event_id = 0xffffffffffffffff +header_magic = 0xf2b177cb0aa429b4 +header_version = 0 + +trace_fmt = '=QQQQQQQQ' +trace_len = struct.calcsize(trace_fmt) +event_re = re.compile(r'(disable\s+)?([a-zA-Z0-9_]+)\(([^)]*)\).*') + +def err(msg): + sys.stderr.write(msg + '\n') + sys.exit(1) + +def parse_events(fobj): + """Parse a trace-events file.""" + + def get_argnames(args): + """Extract argument names from a parameter list.""" + return tuple(arg.split()[-1].lstrip('*') for arg in args.split(',')) + + events = {} + event_num = 0 + for line in fobj: + m = event_re.match(line.strip()) + if m is None: + continue + + disable, name, args = m.groups() + events[event_num] = (name,) + get_argnames(args) + event_num += 1 + return events + +def read_record(fobj): + """Deserialize a trace record from a file.""" + s = fobj.read(trace_len) + if len(s) != trace_len: + return None + return struct.unpack(trace_fmt, s) + +def read_trace_file(fobj): + """Deserialize trace records from a file.""" + header = read_record(fobj) + if header is None or \ + header[0] != header_event_id or \ + header[1] != header_magic or \ + header[2] != header_version: + err('not a trace file or incompatible version') + + while True: + rec = read_record(fobj) + if rec is None: + break + + yield rec + +class Formatter(object): + def __init__(self, events): + self.events = events + self.last_timestamp = None + + def format_record(self, rec): + if self.last_timestamp is None: + self.last_timestamp = rec[1] + delta_ns = rec[1] - self.last_timestamp + self.last_timestamp = rec[1] + + event = self.events[rec[0]] + fields = [event[0], '%0.3f' % (delta_ns / 1000.0)] + for i in xrange(1, len(event)): + fields.append('%s=0x%x' % (event[i], rec[i + 1])) + return ' '.join(fields) + +if len(sys.argv) != 3: + err('usage: %s <trace-events> <trace-file>' % sys.argv[0]) + +events = parse_events(open(sys.argv[1], 'r')) +formatter = Formatter(events) +for rec in read_trace_file(open(sys.argv[2], 'rb')): + print formatter.format_record(rec) diff --git a/scripts/texi2pod.pl b/scripts/texi2pod.pl new file mode 100755 index 0000000..9ed056a --- /dev/null +++ b/scripts/texi2pod.pl @@ -0,0 +1,477 @@ +#! /usr/bin/perl -w + +# Copyright (C) 1999, 2000, 2001, 2003 Free Software Foundation, Inc. + +# This file is part of GCC. + +# GCC 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, or (at your option) +# any later version. + +# GCC is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. + +# You should have received a copy of the GNU General Public License +# along with GCC; see the file COPYING. If not, +# see <http://www.gnu.org/licenses/>. + +# This does trivial (and I mean _trivial_) conversion of Texinfo +# markup to Perl POD format. It's intended to be used to extract +# something suitable for a manpage from a Texinfo document. + +$output = 0; +$skipping = 0; +%sects = (); +$section = ""; +@icstack = (); +@endwstack = (); +@skstack = (); +@instack = (); +$shift = ""; +%defs = (); +$fnno = 1; +$inf = ""; +$ibase = ""; +@ipath = (); + +while ($_ = shift) { + if (/^-D(.*)$/) { + if ($1 ne "") { + $flag = $1; + } else { + $flag = shift; + } + $value = ""; + ($flag, $value) = ($flag =~ /^([^=]+)(?:=(.+))?/); + die "no flag specified for -D\n" + unless $flag ne ""; + die "flags may only contain letters, digits, hyphens, dashes and underscores\n" + unless $flag =~ /^[a-zA-Z0-9_-]+$/; + $defs{$flag} = $value; + } elsif (/^-I(.*)$/) { + if ($1 ne "") { + $flag = $1; + } else { + $flag = shift; + } + push (@ipath, $flag); + } elsif (/^-/) { + usage(); + } else { + $in = $_, next unless defined $in; + $out = $_, next unless defined $out; + usage(); + } +} + +if (defined $in) { + $inf = gensym(); + open($inf, "<$in") or die "opening \"$in\": $!\n"; + $ibase = $1 if $in =~ m|^(.+)/[^/]+$|; +} else { + $inf = \*STDIN; +} + +if (defined $out) { + open(STDOUT, ">$out") or die "opening \"$out\": $!\n"; +} + +while(defined $inf) { +while(<$inf>) { + # Certain commands are discarded without further processing. + /^\@(?: + [a-z]+index # @*index: useful only in complete manual + |need # @need: useful only in printed manual + |(?:end\s+)?group # @group .. @end group: ditto + |page # @page: ditto + |node # @node: useful only in .info file + |(?:end\s+)?ifnottex # @ifnottex .. @end ifnottex: use contents + )\b/x and next; + + chomp; + + # Look for filename and title markers. + /^\@setfilename\s+([^.]+)/ and $fn = $1, next; + /^\@settitle\s+([^.]+)/ and $tl = postprocess($1), next; + + # Identify a man title but keep only the one we are interested in. + /^\@c\s+man\s+title\s+([A-Za-z0-9-]+)\s+(.+)/ and do { + if (exists $defs{$1}) { + $fn = $1; + $tl = postprocess($2); + } + next; + }; + + # Look for blocks surrounded by @c man begin SECTION ... @c man end. + # This really oughta be @ifman ... @end ifman and the like, but such + # would require rev'ing all other Texinfo translators. + /^\@c\s+man\s+begin\s+([A-Z]+)\s+([A-Za-z0-9-]+)/ and do { + $output = 1 if exists $defs{$2}; + $sect = $1; + next; + }; + /^\@c\s+man\s+begin\s+([A-Z]+)/ and $sect = $1, $output = 1, next; + /^\@c\s+man\s+end/ and do { + $sects{$sect} = "" unless exists $sects{$sect}; + $sects{$sect} .= postprocess($section); + $section = ""; + $output = 0; + next; + }; + + # handle variables + /^\@set\s+([a-zA-Z0-9_-]+)\s*(.*)$/ and do { + $defs{$1} = $2; + next; + }; + /^\@clear\s+([a-zA-Z0-9_-]+)/ and do { + delete $defs{$1}; + next; + }; + + next unless $output; + + # Discard comments. (Can't do it above, because then we'd never see + # @c man lines.) + /^\@c\b/ and next; + + # End-block handler goes up here because it needs to operate even + # if we are skipping. + /^\@end\s+([a-z]+)/ and do { + # Ignore @end foo, where foo is not an operation which may + # cause us to skip, if we are presently skipping. + my $ended = $1; + next if $skipping && $ended !~ /^(?:ifset|ifclear|ignore|menu|iftex|copying)$/; + + die "\@end $ended without \@$ended at line $.\n" unless defined $endw; + die "\@$endw ended by \@end $ended at line $.\n" unless $ended eq $endw; + + $endw = pop @endwstack; + + if ($ended =~ /^(?:ifset|ifclear|ignore|menu|iftex)$/) { + $skipping = pop @skstack; + next; + } elsif ($ended =~ /^(?:example|smallexample|display)$/) { + $shift = ""; + $_ = ""; # need a paragraph break + } elsif ($ended =~ /^(?:itemize|enumerate|[fv]?table)$/) { + $_ = "\n=back\n"; + $ic = pop @icstack; + } elsif ($ended eq "multitable") { + $_ = "\n=back\n"; + } else { + die "unknown command \@end $ended at line $.\n"; + } + }; + + # We must handle commands which can cause skipping even while we + # are skipping, otherwise we will not process nested conditionals + # correctly. + /^\@ifset\s+([a-zA-Z0-9_-]+)/ and do { + push @endwstack, $endw; + push @skstack, $skipping; + $endw = "ifset"; + $skipping = 1 unless exists $defs{$1}; + next; + }; + + /^\@ifclear\s+([a-zA-Z0-9_-]+)/ and do { + push @endwstack, $endw; + push @skstack, $skipping; + $endw = "ifclear"; + $skipping = 1 if exists $defs{$1}; + next; + }; + + /^\@(ignore|menu|iftex|copying)\b/ and do { + push @endwstack, $endw; + push @skstack, $skipping; + $endw = $1; + $skipping = 1; + next; + }; + + next if $skipping; + + # Character entities. First the ones that can be replaced by raw text + # or discarded outright: + s/\@copyright\{\}/(c)/g; + s/\@dots\{\}/.../g; + s/\@enddots\{\}/..../g; + s/\@([.!? ])/$1/g; + s/\@[:-]//g; + s/\@bullet(?:\{\})?/*/g; + s/\@TeX\{\}/TeX/g; + s/\@pounds\{\}/\#/g; + s/\@minus(?:\{\})?/-/g; + s/\\,/,/g; + + # Now the ones that have to be replaced by special escapes + # (which will be turned back into text by unmunge()) + s/&/&/g; + s/\@\{/{/g; + s/\@\}/}/g; + s/\@\@/&at;/g; + + # Inside a verbatim block, handle @var specially. + if ($shift ne "") { + s/\@var\{([^\}]*)\}/<$1>/g; + } + + # POD doesn't interpret E<> inside a verbatim block. + if ($shift eq "") { + s/</</g; + s/>/>/g; + } else { + s/</</g; + s/>/>/g; + } + + # Single line command handlers. + + /^\@include\s+(.+)$/ and do { + push @instack, $inf; + $inf = gensym(); + $file = postprocess($1); + + # Try cwd and $ibase, then explicit -I paths. + $done = 0; + foreach $path ("", $ibase, @ipath) { + $mypath = $file; + $mypath = $path . "/" . $mypath if ($path ne ""); + open($inf, "<" . $mypath) and ($done = 1, last); + } + die "cannot find $file" if !$done; + next; + }; + + /^\@(?:section|unnumbered|unnumberedsec|center)\s+(.+)$/ + and $_ = "\n=head2 $1\n"; + /^\@subsection\s+(.+)$/ + and $_ = "\n=head3 $1\n"; + /^\@subsubsection\s+(.+)$/ + and $_ = "\n=head4 $1\n"; + + # Block command handlers: + /^\@itemize(?:\s+(\@[a-z]+|\*|-))?/ and do { + push @endwstack, $endw; + push @icstack, $ic; + if (defined $1) { + $ic = $1; + } else { + $ic = '*'; + } + $_ = "\n=over 4\n"; + $endw = "itemize"; + }; + + /^\@enumerate(?:\s+([a-zA-Z0-9]+))?/ and do { + push @endwstack, $endw; + push @icstack, $ic; + if (defined $1) { + $ic = $1 . "."; + } else { + $ic = "1."; + } + $_ = "\n=over 4\n"; + $endw = "enumerate"; + }; + + /^\@multitable\s.*/ and do { + push @endwstack, $endw; + $endw = "multitable"; + $_ = "\n=over 4\n"; + }; + + /^\@([fv]?table)\s+(\@[a-z]+)/ and do { + push @endwstack, $endw; + push @icstack, $ic; + $endw = $1; + $ic = $2; + $ic =~ s/\@(?:samp|strong|key|gcctabopt|option|env)/B/; + $ic =~ s/\@(?:code|kbd)/C/; + $ic =~ s/\@(?:dfn|var|emph|cite|i)/I/; + $ic =~ s/\@(?:file)/F/; + $_ = "\n=over 4\n"; + }; + + /^\@((?:small)?example|display)/ and do { + push @endwstack, $endw; + $endw = $1; + $shift = "\t"; + $_ = ""; # need a paragraph break + }; + + /^\@item\s+(.*\S)\s*$/ and $endw eq "multitable" and do { + @columns = (); + for $column (split (/\s*\@tab\s*/, $1)) { + # @strong{...} is used a @headitem work-alike + $column =~ s/^\@strong{(.*)}$/$1/; + push @columns, $column; + } + $_ = "\n=item ".join (" : ", @columns)."\n"; + }; + + /^\@itemx?\s*(.+)?$/ and do { + if (defined $1) { + # Entity escapes prevent munging by the <> processing below. + $_ = "\n=item $ic\<$1\>\n"; + } else { + $_ = "\n=item $ic\n"; + $ic =~ y/A-Ya-y/B-Zb-z/; + $ic =~ s/(\d+)/$1 + 1/eg; + } + }; + + $section .= $shift.$_."\n"; +} +# End of current file. +close($inf); +$inf = pop @instack; +} + +die "No filename or title\n" unless defined $fn && defined $tl; + +$sects{NAME} = "$fn \- $tl\n"; +$sects{FOOTNOTES} .= "=back\n" if exists $sects{FOOTNOTES}; + +for $sect (qw(NAME SYNOPSIS DESCRIPTION OPTIONS ENVIRONMENT FILES + BUGS NOTES FOOTNOTES SEEALSO AUTHOR COPYRIGHT)) { + if(exists $sects{$sect}) { + $head = $sect; + $head =~ s/SEEALSO/SEE ALSO/; + print "=head1 $head\n\n"; + print scalar unmunge ($sects{$sect}); + print "\n"; + } +} + +sub usage +{ + die "usage: $0 [-D toggle...] [infile [outfile]]\n"; +} + +sub postprocess +{ + local $_ = $_[0]; + + # @value{foo} is replaced by whatever 'foo' is defined as. + while (m/(\@value\{([a-zA-Z0-9_-]+)\})/g) { + if (! exists $defs{$2}) { + print STDERR "Option $2 not defined\n"; + s/\Q$1\E//; + } else { + $value = $defs{$2}; + s/\Q$1\E/$value/; + } + } + + # Formatting commands. + # Temporary escape for @r. + s/\@r\{([^\}]*)\}/R<$1>/g; + s/\@(?:dfn|var|emph|cite|i)\{([^\}]*)\}/I<$1>/g; + s/\@(?:code|kbd)\{([^\}]*)\}/C<$1>/g; + s/\@(?:gccoptlist|samp|strong|key|option|env|command|b)\{([^\}]*)\}/B<$1>/g; + s/\@sc\{([^\}]*)\}/\U$1/g; + s/\@file\{([^\}]*)\}/F<$1>/g; + s/\@w\{([^\}]*)\}/S<$1>/g; + s/\@(?:dmn|math)\{([^\}]*)\}/$1/g; + + # keep references of the form @ref{...}, print them bold + s/\@(?:ref)\{([^\}]*)\}/B<$1>/g; + + # Change double single quotes to double quotes. + s/''/"/g; + s/``/"/g; + + # Cross references are thrown away, as are @noindent and @refill. + # (@noindent is impossible in .pod, and @refill is unnecessary.) + # @* is also impossible in .pod; we discard it and any newline that + # follows it. Similarly, our macro @gol must be discarded. + + s/\(?\@xref\{(?:[^\}]*)\}(?:[^.<]|(?:<[^<>]*>))*\.\)?//g; + s/\s+\(\@pxref\{(?:[^\}]*)\}\)//g; + s/;\s+\@pxref\{(?:[^\}]*)\}//g; + s/\@noindent\s*//g; + s/\@refill//g; + s/\@gol//g; + s/\@\*\s*\n?//g; + + # Anchors are thrown away + s/\@anchor\{(?:[^\}]*)\}//g; + + # @uref can take one, two, or three arguments, with different + # semantics each time. @url and @email are just like @uref with + # one argument, for our purposes. + s/\@(?:uref|url|email)\{([^\},]*)\}/<B<$1>>/g; + s/\@uref\{([^\},]*),([^\},]*)\}/$2 (C<$1>)/g; + s/\@uref\{([^\},]*),([^\},]*),([^\},]*)\}/$3/g; + + # Un-escape <> at this point. + s/</</g; + s/>/>/g; + + # Now un-nest all B<>, I<>, R<>. Theoretically we could have + # indefinitely deep nesting; in practice, one level suffices. + 1 while s/([BIR])<([^<>]*)([BIR])<([^<>]*)>/$1<$2>$3<$4>$1</g; + + # Replace R<...> with bare ...; eliminate empty markup, B<>; + # shift white space at the ends of [BI]<...> expressions outside + # the expression. + s/R<([^<>]*)>/$1/g; + s/[BI]<>//g; + s/([BI])<(\s+)([^>]+)>/$2$1<$3>/g; + s/([BI])<([^>]+?)(\s+)>/$1<$2>$3/g; + + # Extract footnotes. This has to be done after all other + # processing because otherwise the regexp will choke on formatting + # inside @footnote. + while (/\@footnote/g) { + s/\@footnote\{([^\}]+)\}/[$fnno]/; + add_footnote($1, $fnno); + $fnno++; + } + + return $_; +} + +sub unmunge +{ + # Replace escaped symbols with their equivalents. + local $_ = $_[0]; + + s/</E<lt>/g; + s/>/E<gt>/g; + s/{/\{/g; + s/}/\}/g; + s/&at;/\@/g; + s/&/&/g; + return $_; +} + +sub add_footnote +{ + unless (exists $sects{FOOTNOTES}) { + $sects{FOOTNOTES} = "\n=over 4\n\n"; + } + + $sects{FOOTNOTES} .= "=item $fnno.\n\n"; $fnno++; + $sects{FOOTNOTES} .= $_[0]; + $sects{FOOTNOTES} .= "\n\n"; +} + +# stolen from Symbol.pm +{ + my $genseq = 0; + sub gensym + { + my $name = "GEN" . $genseq++; + my $ref = \*{$name}; + delete $::{$name}; + return $ref; + } +} diff --git a/scripts/tracetool b/scripts/tracetool new file mode 100755 index 0000000..fce491c --- /dev/null +++ b/scripts/tracetool @@ -0,0 +1,573 @@ +#!/bin/sh +# +# Code generator for trace events +# +# Copyright IBM, Corp. 2010 +# +# This work is licensed under the terms of the GNU GPL, version 2. See +# the COPYING file in the top-level directory. + +# Disable pathname expansion, makes processing text with '*' characters simpler +set -f + +usage() +{ + cat >&2 <<EOF +usage: $0 [--nop | --simple | --ust] [-h | -c] +Generate tracing code for a file on stdin. + +Backends: + --nop Tracing disabled + --simple Simple built-in backend + --ust LTTng User Space Tracing backend + --dtrace DTrace/SystemTAP backend + +Output formats: + -h Generate .h file + -c Generate .c file + -d Generate .d file (DTrace only) + --stap Generate .stp file (DTrace with SystemTAP only) + +Options: + --binary [path] Full path to QEMU binary + --target-arch [arch] QEMU emulator target arch + --target-type [type] QEMU emulator target type ('system' or 'user') + +EOF + exit 1 +} + +# Get the name of a trace event +get_name() +{ + echo ${1%%\(*} +} + +# Get the argument list of a trace event, including types and names +get_args() +{ + local args + args=${1#*\(} + args=${args%\)*} + echo "$args" +} + +# Get the argument name list of a trace event +get_argnames() +{ + local nfields field name sep + nfields=0 + sep="$2" + for field in $(get_args "$1"); do + nfields=$((nfields + 1)) + + # Drop pointer star + field=${field#\*} + + # Only argument names have commas at the end + name=${field%,} + test "$field" = "$name" && continue + + printf "%s%s " $name $sep + done + + # Last argument name + if [ "$nfields" -gt 1 ] + then + printf "%s" "$name" + fi +} + +# Get the number of arguments to a trace event +get_argc() +{ + local name argc + argc=0 + for name in $(get_argnames "$1", ","); do + argc=$((argc + 1)) + done + echo $argc +} + +# Get the format string for a trace event +get_fmt() +{ + local fmt + fmt=${1#*\"} + fmt=${fmt%\"*} + echo "$fmt" +} + +# Get the state of a trace event +get_state() +{ + local str disable state + str=$(get_name "$1") + disable=${str##disable } + if [ "$disable" = "$str" ] ; then + state=1 + else + state=0 + fi + echo "$state" +} + +linetoh_begin_nop() +{ + return +} + +linetoh_nop() +{ + local name args + name=$(get_name "$1") + args=$(get_args "$1") + + # Define an empty function for the trace event + cat <<EOF +static inline void trace_$name($args) +{ +} +EOF +} + +linetoh_end_nop() +{ + return +} + +linetoc_begin_nop() +{ + return +} + +linetoc_nop() +{ + # No need for function definitions in nop backend + return +} + +linetoc_end_nop() +{ + return +} + +linetoh_begin_simple() +{ + cat <<EOF +#include "simpletrace.h" +EOF + + simple_event_num=0 +} + +cast_args_to_uint64_t() +{ + local arg + for arg in $(get_argnames "$1", ","); do + printf "%s" "(uint64_t)(uintptr_t)$arg" + done +} + +linetoh_simple() +{ + local name args argc trace_args state + name=$(get_name "$1") + args=$(get_args "$1") + argc=$(get_argc "$1") + state=$(get_state "$1") + if [ "$state" = "0" ]; then + name=${name##disable } + fi + + trace_args="$simple_event_num" + if [ "$argc" -gt 0 ] + then + trace_args="$trace_args, $(cast_args_to_uint64_t "$1")" + fi + + cat <<EOF +static inline void trace_$name($args) +{ + trace$argc($trace_args); +} +EOF + + simple_event_num=$((simple_event_num + 1)) +} + +linetoh_end_simple() +{ + cat <<EOF +#define NR_TRACE_EVENTS $simple_event_num +extern TraceEvent trace_list[NR_TRACE_EVENTS]; +EOF +} + +linetoc_begin_simple() +{ + cat <<EOF +#include "trace.h" + +TraceEvent trace_list[] = { +EOF + simple_event_num=0 + +} + +linetoc_simple() +{ + local name state + name=$(get_name "$1") + state=$(get_state "$1") + if [ "$state" = "0" ] ; then + name=${name##disable } + fi + cat <<EOF +{.tp_name = "$name", .state=$state}, +EOF + simple_event_num=$((simple_event_num + 1)) +} + +linetoc_end_simple() +{ + cat <<EOF +}; +EOF +} + +# Clean up after UST headers which pollute the namespace +ust_clean_namespace() { + cat <<EOF +#undef mutex_lock +#undef mutex_unlock +#undef inline +#undef wmb +EOF +} + +linetoh_begin_ust() +{ + echo "#include <ust/tracepoint.h>" + ust_clean_namespace +} + +linetoh_ust() +{ + local name args argnames + name=$(get_name "$1") + args=$(get_args "$1") + argnames=$(get_argnames "$1", ",") + + cat <<EOF +DECLARE_TRACE(ust_$name, TP_PROTO($args), TP_ARGS($argnames)); +#define trace_$name trace_ust_$name +EOF +} + +linetoh_end_ust() +{ + return +} + +linetoc_begin_ust() +{ + cat <<EOF +#include <ust/marker.h> +$(ust_clean_namespace) +#include "trace.h" +EOF +} + +linetoc_ust() +{ + local name args argnames fmt + name=$(get_name "$1") + args=$(get_args "$1") + argnames=$(get_argnames "$1", ",") + fmt=$(get_fmt "$1") + + cat <<EOF +DEFINE_TRACE(ust_$name); + +static void ust_${name}_probe($args) +{ + trace_mark(ust, $name, "$fmt", $argnames); +} +EOF + + # Collect names for later + names="$names $name" +} + +linetoc_end_ust() +{ + cat <<EOF +static void __attribute__((constructor)) trace_init(void) +{ +EOF + + for name in $names; do + cat <<EOF + register_trace_ust_$name(ust_${name}_probe); +EOF + done + + echo "}" +} + +linetoh_begin_dtrace() +{ + cat <<EOF +#include "trace-dtrace.h" +EOF +} + +linetoh_dtrace() +{ + local name args argnames state nameupper + name=$(get_name "$1") + args=$(get_args "$1") + argnames=$(get_argnames "$1", ",") + state=$(get_state "$1") + if [ "$state" = "0" ] ; then + name=${name##disable } + fi + + nameupper=`echo $name | tr '[:lower:]' '[:upper:]'` + + # Define an empty function for the trace event + cat <<EOF +static inline void trace_$name($args) { + if (QEMU_${nameupper}_ENABLED()) { + QEMU_${nameupper}($argnames); + } +} +EOF +} + +linetoh_end_dtrace() +{ + return +} + +linetoc_begin_dtrace() +{ + return +} + +linetoc_dtrace() +{ + # No need for function definitions in dtrace backend + return +} + +linetoc_end_dtrace() +{ + return +} + +linetod_begin_dtrace() +{ + cat <<EOF +provider qemu { +EOF +} + +linetod_dtrace() +{ + local name args state + name=$(get_name "$1") + args=$(get_args "$1") + state=$(get_state "$1") + if [ "$state" = "0" ] ; then + name=${name##disable } + fi + + # DTrace provider syntax expects foo() for empty + # params, not foo(void) + if [ "$args" = "void" ]; then + args="" + fi + + # Define prototype for probe arguments + cat <<EOF + probe $name($args); +EOF +} + +linetod_end_dtrace() +{ + cat <<EOF +}; +EOF +} + +linetostap_begin_dtrace() +{ + return +} + +linetostap_dtrace() +{ + local i arg name args arglist state + name=$(get_name "$1") + args=$(get_args "$1") + arglist=$(get_argnames "$1", "") + state=$(get_state "$1") + if [ "$state" = "0" ] ; then + name=${name##disable } + fi + + # Define prototype for probe arguments + cat <<EOF +probe qemu.$targettype.$targetarch.$name = process("$binary").mark("$name") +{ +EOF + + i=1 + for arg in $arglist + do + # 'limit' is a reserved keyword + if [ "$arg" = "limit" ]; then + arg="_limit" + fi + cat <<EOF + $arg = \$arg$i; +EOF + i="$((i+1))" + done + + cat <<EOF +} +EOF +} + +linetostap_end_dtrace() +{ + return +} + +# Process stdin by calling begin, line, and end functions for the backend +convert() +{ + local begin process_line end str disable + begin="lineto$1_begin_$backend" + process_line="lineto$1_$backend" + end="lineto$1_end_$backend" + + "$begin" + + while read -r str; do + # Skip comments and empty lines + test -z "${str%%#*}" && continue + + # Process the line. The nop backend handles disabled lines. + disable=${str%%disable *} + echo + if test -z "$disable"; then + # Pass the disabled state as an arg for the simple + # or DTrace backends which handle it dynamically. + # For all other backends, call lineto$1_nop() + if [ $backend = "simple" -o "$backend" = "dtrace" ]; then + "$process_line" "$str" + else + "lineto$1_nop" "${str##disable }" + fi + else + "$process_line" "$str" + fi + done + + echo + "$end" +} + +tracetoh() +{ + cat <<EOF +#ifndef TRACE_H +#define TRACE_H + +/* This file is autogenerated by tracetool, do not edit. */ + +#include "qemu-common.h" +EOF + convert h + echo "#endif /* TRACE_H */" +} + +tracetoc() +{ + echo "/* This file is autogenerated by tracetool, do not edit. */" + convert c +} + +tracetod() +{ + if [ $backend != "dtrace" ]; then + echo "DTrace probe generator not applicable to $backend backend" + exit 1 + fi + echo "/* This file is autogenerated by tracetool, do not edit. */" + convert d +} + +tracetostap() +{ + if [ $backend != "dtrace" ]; then + echo "SystemTAP tapset generator not applicable to $backend backend" + exit 1 + fi + if [ -z "$binary" ]; then + echo "--binary is required for SystemTAP tapset generator" + exit 1 + fi + if [ -z "$targettype" ]; then + echo "--target-type is required for SystemTAP tapset generator" + exit 1 + fi + if [ -z "$targetarch" ]; then + echo "--target-arch is required for SystemTAP tapset generator" + exit 1 + fi + echo "/* This file is autogenerated by tracetool, do not edit. */" + convert stap +} + + +backend= +output= +binary= +targettype= +targetarch= + + +until [ -z "$1" ] +do + case "$1" in + "--nop" | "--simple" | "--ust" | "--dtrace") backend="${1#--}" ;; + + "--binary") shift ; binary="$1" ;; + "--target-arch") shift ; targetarch="$1" ;; + "--target-type") shift ; targettype="$1" ;; + + "-h" | "-c" | "-d") output="${1#-}" ;; + "--stap") output="${1#--}" ;; + + "--check-backend") exit 0 ;; # used by ./configure to test for backend + + *) + usage;; + esac + shift +done + +if [ "$backend" = "" -o "$output" = "" ]; then + usage +fi + +gen="traceto$output" +"$gen" + +exit 0 |