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707 | ###############################################################################
# Copyright (c) 2024 by Altair Engineering, Inc.
# All rights reserved.
#
# Altair Engineering, Inc. makes this software available as part of the Vision
# tool platform. As long as you are a licensee of the Vision tool platform
# you may make copies of the software and modify it to be used within the
# Vision tool platform, but you must include all of this notice on any copy.
# Redistribution without written permission to any third party, with or
# without modification, is not permitted.
# Altair Engineering, Inc. does not warrant that this software is error free
# or fit for any purpose. Altair Engineering, Inc. disclaims any liability for
# all claims, expenses, losses, damages and costs any user may incur as a
# result of using, copying or modifying the software.
# =============================================================================
# @script
# parseOrcad.
###############################################################################
# -----------------------------------------------------------------------------
# nextTok -
# -----------------------------------------------------------------------------
#
proc PcbImport:nextTok {
fp
lineNoName
filePosName
contentName
tokName
typeName
} {
upvar 1 $lineNoName lineNo
upvar 1 $filePosName filePos
upvar 1 $contentName content
upvar 1 $tokName tok
upvar 1 $typeName type
set tok ""
set type "e"
set comment false
while {true} {
set c [string range $content $filePos $filePos]
if {$c == {}} {
if {$tok != ""} {
set type "i"
return true
}
return false
}
if {$c == "\n"} {
incr filePos
incr lineNo
if {$tok != ""} {
set type "i"
return true
}
continue
}
if {$comment} {
incr filePos
if {$c == "\}"} {
set comment false
}
continue
}
if {$c == "\{"} {
incr filePos
set comment true
continue
}
if {($c == " ") || ($c == "\t") || ($c == "\f")} {
incr filePos
if {$tok != ""} {
set type "i"
return true
}
continue
}
if {($c == ";") || ($c == ":") || ($c == "=") || ($c == ",")} {
if {$tok == ""} {
incr filePos
set tok $c
set type $c
} else {
set type "i"
}
return true
}
if {$c == "'"} {
incr filePos
while {true} {
set c [string range $content $filePos $filePos]
if {$c == {}} {
zmessage print INF "eof in string constant"
return false
}
incr filePos
if {$c == "'"} {
set type "s"
return true
}
append tok $c
if {$c == "\n"} {
zmessage print INF "newline in string constant"
return false
}
}
}
incr filePos
append tok $c
}
}
# -----------------------------------------------------------------------------
# expect -
# -----------------------------------------------------------------------------
#
proc PcbImport:expect {
fp
lineNoName
filePosName
contentName
tokName
expTok
expType
} {
upvar 1 $lineNoName lineNo
upvar 1 $filePosName filePos
upvar 1 $contentName content
upvar 1 $tokName tok
set type {}
if {![PcbImport:nextTok $fp lineNo filePos content tok type]} {
return false
}
if {($expTok != {}) && ($expTok != $tok)} {
zmessage print INF "expected token '$expTok' at '$tok'"
return false
}
if {($expType != {}) && ($expType != $type)} {
zmessage print INF "expected type $expType at '$tok'"
return false
}
return true
}
# -----------------------------------------------------------------------------
# parseValue -
# -----------------------------------------------------------------------------
#
proc PcbImport:parseValue {
fp
lineNoName
filePosName
contentName
valueName
} {
upvar 1 $lineNoName lineNo
upvar 1 $filePosName filePos
upvar 1 $contentName content
upvar 1 $valueName value
if {(![PcbImport:expect $fp lineNo filePos content tok "=" {}]) ||
(![PcbImport:expect $fp lineNo filePos content value {} s ]) ||
(![PcbImport:expect $fp lineNo filePos content tok ";" {}])} {
return false
}
return true
}
# -----------------------------------------------------------------------------
# parsePrimitive -
# -----------------------------------------------------------------------------
#
proc PcbImport:parsePrimitive {
fp
lineNoName
filePosName
contentName
primsName
} {
upvar 1 $lineNoName lineNo
upvar 1 $filePosName filePos
upvar 1 $contentName content
upvar 1 $primsName prims
set primName {}
set tok {}
if {(![PcbImport:expect $fp lineNo filePos content primName {} s]) ||
(![PcbImport:expect $fp lineNo filePos content tok ";" {}])} {
return false
}
set primInfo [dict create]
set pinName {}
set type {}
while {[PcbImport:nextTok $fp lineNo filePos content tok type]} {
if {$type == "s"} {
set pinName $tok
dict lappend primInfo pins $pinName
if {![PcbImport:expect $fp lineNo filePos content tok ":" {}]} {
return false
}
continue
}
if {$type != "i"} {
zmessage print INF "$lineNo: expected i at $tok"
return false
}
switch -- $tok {
"pin" {
}
"PIN_NUMBER" {
set pinNo {}
if {![PcbImport:parseValue $fp lineNo filePos content pinNo]} {
return false
}
dict lappend primInfo pinNos $pinName $pinNo
}
"PINUSE" {
set pinUse {}
if {![PcbImport:parseValue $fp lineNo filePos content pinUse]} {
return false
}
}
"INPUT_LOAD" {
if {![PcbImport:parseValue $fp lineNo filePos \
content inputLoad]} {
return false
}
}
"OUTPUT_LOAD" {
set outputLoad {}
if {![PcbImport:parseValue $fp lineNo filePos \
content outputLoad]} {
return false
}
}
"BIDIRECTIONAL" {
set bidir {}
if {![PcbImport:parseValue $fp lineNo filePos content bidir]} {
return false
}
}
"OUTPUT_TYPE" {
set otype {}
if {![PcbImport:parseValue $fp lineNo filePos content otype]} {
return false
}
}
"end_pin" {
if {![PcbImport:expect $fp lineNo filePos content tok ";" {}]} {
return false
}
}
"body" {
set partName {}
set jedecType {}
set value {}
set swapInfo {}
}
"PART_NAME" {
set partName {}
if {![PcbImport:parseValue $fp lineNo filePos \
content partName]} {
return false
}
dict lappend primInfo attrs "PART_NAME" $partName
}
"JEDEC_TYPE" {
set jedecType {}
if {![PcbImport:parseValue $fp lineNo filePos \
content jedecType]} {
return false
}
dict lappend primInfo attrs "JEDEC_TYPE" $jedecType
}
"SWAP_INFO" {
set swapInfo {}
if {![PcbImport:parseValue $fp lineNo filePos \
content swapInfo]} {
return false
}
dict lappend primInfo attrs "SWAP_INFO" $swapInfo
}
"VALUE" {
set value {}
if {![PcbImport:parseValue $fp lineNo filePos content value]} {
return false
}
dict lappend primInfo attrs "VALUE" $value
}
"end_body" {
if {![PcbImport:expect $fp lineNo filePos content tok ";" {}]} {
return false
}
}
"end_primitive" {
if {![PcbImport:expect $fp lineNo filePos content tok ";" {}]} {
return false
}
break
}
default {
zmessage print INF "$lineNo: unexpected $tok"
return false
}
}
}
dict set prims $primName $primInfo
return true
}
# -----------------------------------------------------------------------------
# parseNetName -
# -----------------------------------------------------------------------------
#
proc PcbImport:parseNetName {
fp
lineNoName
filePosName
contentName
netsName
netNameName
} {
upvar 1 $lineNoName lineNo
upvar 1 $filePosName filePos
upvar 1 $contentName content
upvar 1 $netsName nets
upvar 1 $netNameName netName
set info {}
set tok {}
if {(![PcbImport:expect $fp lineNo filePos content netName {} s]) ||
(![PcbImport:expect $fp lineNo filePos content info {} s]) ||
(![PcbImport:expect $fp lineNo filePos content tok ":" {}])} {
return false
}
set sep {}
while {true} {
if {(![PcbImport:expect $fp lineNo filePos content tok {} i]) ||
(![PcbImport:expect $fp lineNo filePos content tok "=" {}]) ||
(![PcbImport:expect $fp lineNo filePos content tok {} s]) ||
(![PcbImport:expect $fp lineNo filePos content sep {} {}])} {
return false
}
if {$sep == ";"} {
break
}
if {$sep != ","} {
zmessage print INF "$lineNo: comma or semicolon expected $sep"
}
}
dict set nets $netName {}
return true
}
# -----------------------------------------------------------------------------
# parseNodeName -
# -----------------------------------------------------------------------------
#
proc PcbImport:parseNodeName {
fp
lineNoName
filePosName
contentName
netsName
netName
} {
upvar 1 $lineNoName lineNo
upvar 1 $filePosName filePos
upvar 1 $contentName content
upvar 1 $netsName nets
set refDes {}
set pinNo {}
set info {}
set tok {}
set pinName {}
if {(![PcbImport:expect $fp lineNo filePos content refDes {} i]) ||
(![PcbImport:expect $fp lineNo filePos content pinNo {} i]) ||
(![PcbImport:expect $fp lineNo filePos content info {} s]) ||
(![PcbImport:expect $fp lineNo filePos content tok ":" {}]) ||
(![PcbImport:expect $fp lineNo filePos content pinName {} s]) ||
(![PcbImport:expect $fp lineNo filePos content tok ":" {}]) ||
(![PcbImport:expect $fp lineNo filePos content tok ";" {}])} {
return false
}
dict lappend nets $netName $refDes $pinName
return true
}
# -----------------------------------------------------------------------------
# parsePartName -
# -----------------------------------------------------------------------------
#
proc PcbImport:parsePartName {
fp
lineNoName
filePosName
contentName
instsName
refDesName
primFuncsName
} {
upvar 1 $lineNoName lineNo
upvar 1 $filePosName filePos
upvar 1 $contentName content
upvar 1 $instsName insts
upvar 1 $refDesName refDes
upvar 1 $primFuncsName primFuncs
set partName {}
set tok {}
if {(![PcbImport:expect $fp lineNo filePos content refDes {} i]) ||
(![PcbImport:expect $fp lineNo filePos content partName {} s]) ||
(![PcbImport:expect $fp lineNo filePos content tok ":" {}])} {
return false
}
set instInfo [dict create]
set name {}
set type {}
while {[PcbImport:nextTok $fp lineNo filePos content name type]} {
if {$name == ";"} {
break
}
set value {}
if {(![PcbImport:expect $fp lineNo filePos content tok "=" {}]) ||
(![PcbImport:expect $fp lineNo filePos content value {} s])} {
return false
}
if {$name == "ROOM"} {
dict lappend instInfo "ROOM" $value
}
}
dict lappend instInfo "partName" $partName
dict set insts $refDes $instInfo
dict set primFuncs $partName [PcbImport:primFunc $refDes]
return true
}
# -----------------------------------------------------------------------------
# parseSectionNumber -
# -----------------------------------------------------------------------------
#
proc PcbImport:parseSectionNumber {
fp
lineNoName
filePosName
contentName
instsName
refDes
} {
upvar 1 $lineNoName lineNo
upvar 1 $filePosName filePos
upvar 1 $contentName content
upvar 1 $instsName insts
set sectNo {}
set info {}
set tok {}
if {(![PcbImport:expect $fp lineNo filePos content sectNo {} i]) ||
(![PcbImport:expect $fp lineNo filePos content info {} s]) ||
(![PcbImport:expect $fp lineNo filePos content tok ":" {}])} {
return false
}
set instInfo [dict get $insts $refDes]
while {true} {
set name {}
set info {}
set value {}
set sep {}
if {(![PcbImport:expect $fp lineNo filePos content name {} i]) ||
(![PcbImport:expect $fp lineNo filePos content tok "=" {}]) ||
(![PcbImport:expect $fp lineNo filePos content value {} s]) ||
(![PcbImport:expect $fp lineNo filePos content sep {} {}])} {
return false
}
if {$sep == ";"} {
break
}
if {$sep != ","} {
zmessage print INF "$lineNo: comma or semicolon expected $sep"
}
if {$name == "XY"} {
dict lappend instInfo "xy" $value
}
}
if {$sectNo == 1} {
dict set insts $refDes $instInfo
} else {
##
# ignore other sections ?
#
}
return true
}
# -----------------------------------------------------------------------------
# parseOrcad - Parse cadence orcad pcb netlist.
# -----------------------------------------------------------------------------
#
proc PcbImport:parseOrcad {
fnames
zdbname
topname
} {
set prims [dict create]
set insts [dict create]
set nets [dict create]
set primFuncs [dict create]
foreach fname $fnames {
zmessage print INF "parse Orcad netlist '$fname'"
set fp [open $fname r]
set content [read $fp]
close $fp
set lineNo 1
set filePos 0
set tok {}
set fileType {}
set refDes {}
set netName {}
while {[PcbImport:expect $fp lineNo filePos content tok {} i]} {
switch -- $tok {
"FILE_TYPE" {
if {(![PcbImport:expect $fp lineNo filePos content tok \
"=" {}]) ||
(![PcbImport:expect $fp lineNo filePos content \
fileType {} i]) ||
(![PcbImport:expect $fp lineNo filePos content tok \
";" {}])} {
return false
}
}
"primitive" {
if {![PcbImport:parsePrimitive $fp lineNo filePos \
content prims]} {
return false
}
}
"NET_NAME" {
if {![PcbImport:parseNetName $fp lineNo filePos \
content nets netName]} {
return false
}
}
"NODE_NAME" {
if {![PcbImport:parseNodeName $fp lineNo filePos \
content nets $netName]} {
return false
}
}
"DIRECTIVES" {
}
"END_DIRECTIVES" {
if {![PcbImport:expect $fp lineNo filePos \
content tok ";" {}]} {
return false
}
}
"PST_VERSION" -
"ROOT_DRAWING" -
"POST_TIME" -
"SOURCE_TOOL" {
if {(![PcbImport:expect $fp lineNo filePos content tok \
"=" {}]) ||
(![PcbImport:expect $fp lineNo filePos content tok \
{} s]) ||
(![PcbImport:expect $fp lineNo filePos content tok \
";" {}])} {
return false
}
}
"PART_NAME" {
if {![PcbImport:parsePartName $fp lineNo filePos \
content insts refDes primFuncs]} {
return false
}
}
"SECTION_NUMBER" {
if {![PcbImport:parseSectionNumber $fp lineNo filePos \
content insts $refDes]} {
return false
}
}
"END." {
break
}
default {
zmessage print INF "$fname:$lineNo: unexpected $tok"
while {[PcbImport:nextTok $fp lineNo filePos \
content tok type]} {
if {$tok == ";"} {
break
}
}
}
}
}
}
##
# create new zdb
#
set db [zdb new]
##
# create all primitives
#
foreach primName [dict keys $prims] {
set primInfo [dict get $prims $primName]
set pins [dict get $primInfo pins]
set attrs [dict get $primInfo attrs]
set primFunc [dict get $primFuncs $primName]
set cmd [list $db load primitive $primName $primFunc]
foreach {name value} $attrs {
set nv "${name}=${value}"
lappend cmd -attr $nv
}
{*}$cmd
foreach pinName $pins {
set no [dict get $primInfo pinNos $pinName]
set nv "no=$no"
$db load port $pinName * -attr $nv
}
}
##
# load single top module
#
$db load module $topname
##
# create all instances
#
foreach refDes [dict keys $insts] {
set instInfo [dict get $insts $refDes]
set partName [dict get $instInfo partName]
set partName [lindex $partName 0] ;# dict problem
set cmd [list $db load inst $refDes $partName]
foreach {name value} $instInfo {
if {$name == "partName"} {
continue
}
set nv "${name}=${value}"
lappend cmd -attr $nv
}
set primInfo [dict get $prims $partName]
set attrs [dict get $primInfo attrs]
set value [dict get $attrs "VALUE"]
set nv "VALUE=${value}"
lappend cmd -attr $nv
{*}$cmd
}
##
# create nets
#
foreach netName [dict keys $nets] {
if {$netName == "NC"} {
continue
}
set cmd [list $db load net $netName]
set flag [PcbImport:pgFlag $netName]
if {$flag != {}} {
lappend cmd -flag $flag
}
set pinRefs [dict get $nets $netName]
foreach {refDes pinName} $pinRefs {
lappend cmd -pin $refDes $pinName
}
{*}$cmd
}
##
# save zdb
#
zmessage print INF "save $zdbname"
$db save $zdbname
##
# show zdb
#
gui database changed $db
}
|