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#!/bin/tcsh -f
#----------------------------------------------------------
# Qflow layout display script using magic-8.0
#----------------------------------------------------------
# Tim Edwards, April 2013
#----------------------------------------------------------
if ($#argv < 2) then
echo Usage: display.sh [options] <project_path> <source_name>
exit 1
endif
# Split out options from the main arguments (no options---placeholder only)
set argline=(`getopt "" $argv[1-]`)
set cmdargs=`echo "$argline" | awk 'BEGIN {FS = "-- "} END {print $2}'`
set argc=`echo $cmdargs | wc -w`
if ($argc == 2) then
set argv1=`echo $cmdargs | cut -d' ' -f1`
set argv2=`echo $cmdargs | cut -d' ' -f2`
else
echo Usage: display.sh [options] <project_path> <source_name>
echo where
echo <project_path> is the name of the project directory containing
echo a file called qflow_vars.sh.
echo <source_name> is the root name of the verilog file, and
exit 1
endif
foreach option (${argline})
switch (${option})
case --:
break
endsw
end
set projectpath=$argv1
set sourcename=$argv2
set rootname=${sourcename:h}
# This script is called with the first argument <project_path>, which should
# have file "qflow_vars.sh". Get all of our standard variable definitions
# from the qflow_vars.sh file.
if (! -f ${projectpath}/qflow_vars.sh ) then
echo "Error: Cannot find file qflow_vars.sh in path ${projectpath}"
exit 1
endif
source ${projectpath}/qflow_vars.sh
source ${techdir}/${techname}.sh
cd ${projectpath}
# Prepend techdir to magicrc unless magicrc begins with "/"
set abspath=`echo ${magicrc} | cut -c1`
if ( "${abspath}" == "/" ) then
set magicrcpath=${magicrc}
else
set magicrcpath=${techdir}/${magicrc}
endif
# Prepend techdir to leffile unless leffile begins with "/"
set abspath=`echo ${leffile} | cut -c1`
if ( "${abspath}" == "/" ) then
set lefpath=${leffile}
else
set lefpath=${techdir}/${leffile}
endif
# Prepend techdir to techleffile unless techleffile begins with "/"
set abspath=`echo ${techleffile} | cut -c1`
if ( "${abspath}" == "/" ) then
set techlefpath=${techleffile}
else
set techlefpath=${techdir}/${techleffile}
endif
#----------------------------------------------------------
# Copy the .magicrc file from the tech directory to the
# layout directory, if it does not have one. This file
# automatically loads the correct technology file.
#----------------------------------------------------------
if (! -f ${layoutdir}/.magicrc ) then
if ( -f ${magicrcpath} ) then
cp ${magicrcpath} ${layoutdir}/.magicrc
endif
endif
#----------------------------------------------------------
# Done with initialization
#----------------------------------------------------------
cd ${layoutdir}
#---------------------------------------------------
# Create magic layout (.mag file) using the
# technology LEF file to determine route widths
# and other parameters.
#---------------------------------------------------
if ($techleffile == "") then
set lefcmd="lef read ${lefpath}"
else
set lefcmd="lef read ${techlefpath}\nlef read ${lefpath}"
endif
# Timestamp handling: If the .mag file is more recent
# than the .def file, then print a message and do not
# overwrite.
set docreate=1
if ( -f ${rootname}.def && -f ${rootname}.mag) then
set defstamp=`stat --format="%Y" ${rootname}.def`
set magstamp=`stat --format="%Y" ${rootname}.mag`
if ( $magstamp > $defstamp ) then
echo "Magic database file ${rootname}.mag is more recent than DEF file."
echo "If you want to recreate the .mag file, remove or rename the existing one."
set docreate=0
endif
endif
# The following script reads in the DEF file and modifies labels so
# that they are rotated outward from the cell, since DEF files don't
# indicate label geometry.
if ( ${docreate} == 1) then
${bindir}/magic -dnull -noconsole <<EOF
drc off
box 0 0 0 0
snap int
${lefcmd}
def read ${rootname}
select top cell
select area labels
setlabel font FreeSans
setlabel size 0.3um
box grow s -[box height]
box grow s 100
select area labels
setlabel rotate 90
setlabel just e
select top cell
box height 100
select area labels
setlabel rotate 270
setlabel just w
select top cell
box width 100
select area labels
setlabel just w
select top cell
box grow w -[box width]
box grow w 100
select area labels
setlabel just e
save ${sourcename}
quit -noprompt
EOF
endif
# Run magic and query what graphics device types are
# available. Use OpenGL if available, fall back on
# X11, or else exit with a message
${bindir}/magic -noconsole -d <<EOF >& .magic_displays
exit
EOF
set magicogl=`cat .magic_displays | grep OGL | wc -l`
set magicx11=`cat .magic_displays | grep X11 | wc -l`
rm -f .magic_displays
# Run magic again, this time interactively. The script
# exits when the user exits magic.
if ( ${magicogl} >= 1 ) then
${bindir}/magic -d OGL ${rootname}
else if ( ${magicx11} >= 1) then
${bindir}/magic -d X11 ${rootname}
else
echo "Magic does not support OpenGL or X11 graphics on this host."
endif
#------------------------------------------------------------
# Done!
#------------------------------------------------------------
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