ChipmonkNMosRead.mesa
Copyright © 1983, 1985 by Xerox Corporation. All rights reserved.
Last Edited by: Kimr, October 26, 1983 9:39 am
Last Edited by: Jacobi, October 25, 1983 12:48 pm
Last Edited by: Jacobi, July 5, 1985 6:52:28 pm PDT
copy from cmos to nmos, not inverse!
DIRECTORY
Atom USING [MakeAtom],
Basics USING [BITAND, BITSHIFT],
CD,
CDInstances,
CDBusCells USING [CreateBusCell],
CDCells USING [CreateEmptyCell],
CDSimpleOps,
CDDirectory USING [Include],
CDIO,
CDMenus,
CDOps,
CDOrient,
CDProperties,
CDRects USING [CreateRect],
CDRepetitions,
CDTexts,
CDViewer,
Commander USING [CommandProc, Register],
CommandTool,
FS,
IO,
NMos,
NMosContacts,
NMosTransistors,
Rope USING [ROPE, Cat, IsEmpty, FromChar],
TerminalIO,
ViewerClasses USING [Viewer];
ChipmonkNMosRead:
CEDAR
MONITOR
IMPORTS Atom, Basics, CDInstances, CDBusCells, CDCells, CDSimpleOps, CDDirectory, CDIO, CDMenus, CDOps, CDProperties, CDRects, CDRepetitions, CDTexts, CDViewer, Commander, CommandTool, FS, IO, NMos, NMosContacts, NMosTransistors, Rope, TerminalIO
SHARES CDProperties =
BEGIN
-- global constants
lambdaInChipmonk:
INTEGER = 2;
--In Chipndale we must make no assumptions about the
--value of lambda. It can (and does) change from time to time;
--but we know that chipndales lambda is >= 2
lambdaFactor: INT = CD.lambda/lambdaInChipmonk;
instance: INTEGER = 1;
transistor: INTEGER = 2;
contact: INTEGER = 3;
wire: INTEGER = 4;
rectangle: INTEGER = 5;
text: INTEGER = 6;
bus: INTEGER = 7;
repeat: INTEGER = 8;
contTypALen: INTEGER = 12;
maxCellNum: INTEGER = 1500;
codeWordForDataFile : CARDINAL = 123751B;
debugging: BOOLEAN = FALSE;
debug: BOOLEAN = FALSE;
atomTableSize: INTEGER = 256;
contTypA:
ARRAY [1..contTypALen]
OF contType = [
mDif, mPol, butt, burr,
mm2, mDif, mDif, mm2,
mm2, mm2, mm2, difShort
];
contLevel:
ARRAY [1..contTypALen]
OF
CD.Layer = [
NMos.dif, NMos.pol, NMos.dif, NMos.dif,
NMos.met2, NMos.dif, --NMos.nwelCont-- CD.highLightError, NMos.dif,
NMos.pol, NMos.dif, NMos.dif, NMos.dif
]; -- for versions < 6
fileLevel:
ARRAY [0..15]
OF
CD.Layer = [
NMos.cut, NMos.dif, NMos.pol, NMos.met,
NMos.imp, NMos.ovg, NMos.bur, CD.highLightError --snerd-- ,
NMos.cut2, CD.highLightError--pdif--,
CD.highLightError--pwelcont--, NMos.met2,
CD.highLightError--pwel--, CD.highLightError--NMos.nwel--,
CD.highLightError--NMos.nwelCont--, CD.highLightError --NOcOL--
];
-- global vars
contType: TYPE = {burr, mDif, difShort, butt, mPol, mm2};
design: CD.Design;
cellNameA: REF ARRAY [0..maxCellNum] OF CD.Object ← NEW[ARRAY [0..maxCellNum] OF CD.Object];
atomTable: REF ARRAY [1..atomTableSize] OF ATOM ← NEW[ARRAY [1..atomTableSize] OF ATOM];
standardFont: CDTexts.CDFont = CDTexts.MakeFont1[name: "Xerox/TiogaFonts/Tioga10"];
chipfile: IO.STREAM;
fileName: Rope.ROPE;
errs: INT 𡤀
NotYetImpl: PROC [] =
BEGIN
errs ← errs+1;
TerminalIO.WriteRope["?"];
END;
BadObject:
PROC [size:
CD.Position ← [4, 4]]
RETURNS [
CD.Object] =
BEGIN
RETURN [CDRects.CreateRect[size, CD.highLightError]]
END;
InWord:
PROC
RETURNS [
INTEGER] =
BEGIN
highbyte: CARDINAL = LOOPHOLE[IO.GetChar[chipfile], CARDINAL];
lowbyte: CARDINAL = LOOPHOLE[IO.GetChar[chipfile], CARDINAL];
RETURN [ LOOPHOLE[(256*highbyte) + lowbyte, INTEGER] ];
END;
FileFormat: ERROR = CODE;
Lambda:
PROCEDURE [i:
INT]
RETURNS [
CD.Number] =
INLINE { RETURN [lambdaFactor*i] };
InOrientation:
PROC []
RETURNS [
CD.Orientation] =
INLINE BEGIN
i: INTEGER = InWord[];
IF i>=0 AND i<=15 THEN RETURN [i/4*2 + i MOD 2] --different representation
ELSE ERROR FileFormat;
END;
ToLevel:
PROC [i:
INTEGER]
RETURNS [
CD.Layer] =
INLINE BEGIN
IF i>= 0 AND i<= 15 THEN RETURN [fileLevel[i]]
ELSE ERROR FileFormat;
END;
InLevel:
PROC []
RETURNS [
CD.Layer] =
INLINE BEGIN
RETURN [ToLevel[InWord[]]]
END;
NewCellName:
PROC [index:
INTEGER]
RETURNS [cellName: Rope.
ROPE] =
BEGIN
cellName ← IO.PutFR[ "cell#%d", IO.int[index]];
END;
InObject:
PROC[version:
INTEGER]
RETURNS [obj:
CD.Object, appProp:
REF←
NIL, appVal:
REF←
NIL] =
BEGIN
j, k, w, l, we, le, dumsur : INTEGER;
kk: CARDINAL;
lev: CD.Layer;
dumrope: Rope.ROPE;
IF debugging
OR debug
THEN
TerminalIO.WriteRope[" (Include new object ... "];
j ← InWord[];
SELECT j
FROM
instance =>
BEGIN
k ← InWord[]; -- cell ID num
obj ← cellNameA[k];
END;
transistor =>
BEGIN
impl: NMosTransistors.Implant ← NMosTransistors.enhancement;
aExt: CD.Number ← 0;
w ← InWord[];
l ← InWord[];
kk ← LOOPHOLE[InWord[]];
IF version > 4
AND
LOOPHOLE[Basics.
BITAND[kk, 10000B],
CARDINAL] # 0
THEN
dumsur ← InWord[];
IF
LOOPHOLE[Basics.
BITAND[kk, 20000B],
CARDINAL] # 0
THEN
aExt ← Lambda[InWord[]]; -- if angle get angle ext.
IF
LOOPHOLE[Basics.
BITAND[kk, 100000B],
CARDINAL]#0
THEN {
IF version>7 THEN impl ← InWord[] ELSE impl ← LAST[NMosTransistors.Implant]
};
we ← Basics.BITAND[Basics.BITSHIFT[kk, -6], 77B];
le ← Basics.BITAND[kk, 77B];
--lev ← IF Basics.BITAND[kk, 10000B] # LOOPHOLE[0] THEN NMos.pdif ELSE NMos.dif;
obj ←
SELECT
TRUE
FROM
LOOPHOLE[Basics.
BITAND[kk,40000B],
CARDINAL] #0 =>
NMosTransistors.CreatePullUp[Lambda[w], Lambda[l], Lambda[we], Lambda[le]],
LOOPHOLE[Basics.
BITAND[kk, 20000B],
CARDINAL] #0 =>
NMosTransistors.CreateAngleTransistor[
w: Lambda[w], l: Lambda[l],
wExt: Lambda[we], lExt: Lambda[le], aExt: aExt,
implant: impl
],
ENDCASE =>
NMosTransistors.CreateTransistor[
w: Lambda[w], l: Lambda[l],
wExt: Lambda[we], lExt: Lambda[le],
END;
contact =>
BEGIN
j: CARDINAL ← LOOPHOLE[InWord[]]; -- get contact type
kk: CARDINAL ← Basics.BITAND[j, 37B]; -- get contact type
l: CARDINAL ← Basics.BITSHIFT[j, -8];
lev ← IF version > 5 THEN InLevel[] ELSE contLevel[kk];
IF version > 4 THEN dumsur ← LOOPHOLE[InWord[]];
SELECT contTypA[kk]
FROM
mPol => obj ← NMosContacts.CreatePolyCon[Lambda[l]];
mDif => obj ← NMosContacts.CreateDifCon[Lambda[l]];
butt => obj← NMosContacts.CreateButCon[];
burr =>
BEGIN
w ← LOOPHOLE[InWord[]];
kk ← LOOPHOLE[InWord[]];
j ← Basics.BITSHIFT[kk, -8];
obj ← NMosContacts.CreateBurCon[Lambda[w], Lambda[l], Lambda[j], Lambda[LOOPHOLE[Basics.BITAND[kk, 37B], CARDINAL]]];
END;
mm2 => obj ← NMosContacts.CreateMmCon[Lambda[l], 0, 0];
ENDCASE => ERROR;
END;
wire =>
BEGIN
i: INTEGER;
w ← InWord[];
l ← InWord[];
i ← InWord[];
lev ← ToLevel[i];
SELECT i
FROM
7 => {appVal ← $snerdRect; appProp ← $SignalName};
15 => {appVal ← $NOcOLRect; appProp ← $SignalName};
ENDCASE => NULL;
obj ← CDRects.CreateRect[[Lambda[w],Lambda[l]], lev];
END;
rectangle =>
BEGIN
i: INTEGER;
w ← InWord[];
l ← InWord[];
appVal ← $Rect;
appProp ← $CDxChipmonkThinks;
i ← InWord[];
lev ← ToLevel[i];
SELECT i
FROM
7 => {appVal ← $snerdRect; appProp ← $SignalName};
15 => {appVal ← $NOcOLRect; appProp ← $SignalName};
ENDCASE => NULL;
obj ← CDRects.CreateRect[[Lambda[w], Lambda[l]], lev];
END;
text =>
{
dumrope ← InString[];
obj ← CDTexts.CreateText[dumrope, standardFont]
};
bus =>
BEGIN
w: CD.Number = Lambda[InWord[]];
l: CD.Number = Lambda[InWord[]];
lev: CD.Layer = InLevel[];
count: NAT = InWord[];
spacing: CD.Number = Lambda[InWord[]];
topInc: CD.Number = Lambda[InWord[]];
botInc: CD.Number = Lambda[InWord[]];
obj ← CDBusCells.CreateBusCell[
design: design,
sizeOfFirst: [w, l],
lev: lev,
count: count,
offset: [spacing, topInc],
lengIncrement: botInc-topInc
]; -- compare: obj ← Chipmonk.makeBus[l, w, lev, count, spacing, topInc, botInc];
END;
repeat =>
BEGIN
rob: CD.Object = InObject[version].obj;
ignoredw: INT = InWord[]; -- ignored
ignoredl: INT = InWord[]; -- ignored
dx: CD.Number = Lambda[InWord[]];
dy: CD.Number = Lambda[InWord[]];
count: NAT ← InWord[];
orient: CD.Orientation ← InOrientation[];
obj ← CDRepetitions.CreateRepetition[design: design, ob: rob, count: count, offset: [dx, dy], orientation: orient];
END;
ENDCASE => {
obj ← BadObject[];
TerminalIO.WriteRope["** Erronous object\n"];
};
IF debugging
OR debug
THEN
TerminalIO.WriteRope[" done) \n"];
END; -- of InObject
InList:
PROC[ver:
INTEGER]
RETURNS [list:
CD.InstanceList ←
NIL, length:
INT] =
BEGIN
appProp: REF ← NIL;
appVal: REF ← NIL;
appCount: INTEGER;
inst: CD.Instance;
ob: CD.Object;
location: CD.Position;
orientation: CD.Orientation;
IF debugging OR debug THEN TerminalIO.WriteRope["start list\n"];
appCount ← InWord[];
FOR appNum:
INTEGER
IN [0..appCount)
DO
location.x ← Lambda[InWord[]];
location.y ← Lambda[InWord[]];
orientation ← InOrientation[];
[ob, appProp, appVal] ← InObject[ver];
IF ob=
NIL
THEN {
ob ← BadObject[];
TerminalIO.WriteRope["nil object\n"]
};
inst ← CDInstances.NewInstance[ob: ob, location: location, orientation: orientation];
list ← CONS[inst, list];
IF appProp#NIL THEN CDProperties.PutPropOnInstance[onto: inst, prop: appProp, val: appVal];
IF ver > 3
THEN
BEGIN
propCount: INTEGER = InWord[];
FOR propNum:
INTEGER
IN [0..propCount)
DO
InProp[inst];
ENDLOOP;
END;
ENDLOOP;
RETURN[list, appCount];
END;
sigName: ATOM = Atom.MakeAtom["SIGNAL NAME"];
InProp:
PROC [aptr:
CD.Instance] =
BEGIN
kind: INTEGER ← InWord[];
name: REF ← NIL;
value: REF;
SELECT kind
FROM
1 => {
IF aptr=
NIL
OR aptr.ob=
NIL
OR
ISTYPE[aptr.ob.specificRef,
CD.RectPtr]
THEN
name ← $SignalName
ELSE name ← $InstanceName;
value ← InString[];
};
2 => {
name ← InAtom[];
value ← InAtom[];
IF name=sigName THEN name ← $SignalName;
};
ENDCASE => {
name ← NIL;
TerminalIO.WriteRope["** unknown property kind\n"];
};
IF name#
NIL
AND aptr#
NIL
AND aptr.ob#
NIL THEN
CDProperties.PutProp[onto: aptr, prop: name, val: value]
END;
InAtom:
PROC []
RETURNS[a:
ATOM] =
BEGIN
i: INTEGER ← InWord[];
IF i<0
THEN {
a ← atomTable[-i]
}
ELSE
IF i>0
THEN {
a ← Atom.MakeAtom[InString[]];
IF i <= atomTableSize THEN atomTable[i] ← a
ELSE TerminalIO.WriteRope["** Atom table code wrong\n"];
}
ELSE {
TerminalIO.WriteRope["** Atom code wrong\n"];
a ← NIL
}
END;
InString:
PROC []
RETURNS[s: Rope.
ROPE] =
BEGIN
j, i, len: CARDINAL;
flg: BOOLEAN;
j ← LOOPHOLE[InWord[]];
len ← Basics.BITSHIFT[j, -8];
IF len = 0 THEN BEGIN s ← ""; RETURN; END;
flg ← TRUE;
FOR i
IN [0..len)
DO
IF flg
THEN
s ← Rope.Cat[s, Rope.FromChar[LOOPHOLE[Basics.BITAND[j, 377B], CHAR]]]
ELSE
BEGIN
j ← LOOPHOLE[InWord[]];
s ← Rope.Cat[s, Rope.FromChar[LOOPHOLE[Basics.BITSHIFT[j, -8], CHAR]]];
END;
flg ← NOT flg;
ENDLOOP;
END;
FileOpened:
PROC [name: Rope.
ROPE]
RETURNS [fileWasOpened:
BOOLEAN] =
BEGIN
--get file name
IF Rope.IsEmpty[name] THEN name ← TerminalIO.RequestRope["Input file > "];
fileName ← CDIO.MakeName[name, "chip"];
chipfile ←
FS.StreamOpen[fileName !
FS.Error =>
IF error.group#bug
THEN {
TerminalIO.WriteRope[fileName];
TerminalIO.WriteRope[" not opened: "];
TerminalIO.WriteRope[error.explanation];
TerminalIO.WriteLn[];
GOTO FileName
}];
TerminalIO.WriteRope["File being read is "];
TerminalIO.WriteRope[fileName];
TerminalIO.WriteRope["\n"];
fileWasOpened ← TRUE;
EXITS
FileName => {fileWasOpened ← FALSE};
END;
ResetSimplification:
PROC[cell:
CD.Object, leng:
INT𡤀] =
INLINE
BEGIN
long: INT ~ MAX[MAX[cell.size.y, cell.size.x], 1];
short: INT ~ MAX[MIN[cell.size.y, cell.size.x], 1];
cp: CD.CellPtr ~ NARROW[cell.specificRef];
leng ← leng/2+6;
leng ← MAX[MIN[leng, 300], 8];
--make it symetric now using shorter size
IF cell.size.y>cell.size.x
THEN {
leng ← (leng*long)/short;
};
leng ← MAX[MIN[leng, 600], 8];
--introduce longer side
leng ← (leng*3)/(2+(long/short)/2);
cp.simplifyOn ← MAX[MIN[leng, 600], 8];
END;
signal: SIGNAL = CODE;
ReadChip:
PROC =
BEGIN
ENABLE {
FileFormat => {
TerminalIO.WriteRope["\n**File-Format error [proceed does not clobber other designs]\n"];
SIGNAL signal;
GOTO IOError;
};
IO.EndOfStream => {
TerminalIO.WriteRope["\n**end of stream error [proceed does not clobber other designs]\n"];
SIGNAL signal;
GOTO IOError;
};
IO.Error => {
TerminalIO.WriteRope["\n**io error[proceed does not clobber other designs]\n"];
--if you are debugging here: inspect "ec"
SIGNAL signal;
GOTO IOError;
};
};
i, j, k, ver, cCnt, dummy, depht: INTEGER;
leng: INT;
ss: Rope.ROPE;
cdp: CD.Object;
cellPtr: CD.CellPtr;
errs𡤀
i ← InWord[];
IF i #
LOOPHOLE[codeWordForDataFile,
INTEGER]
AND
NOT TerminalIO.UserSaysYes[ "Doesn't look like a .chip file -- should program continue?"] THEN RETURN;
ver ← InWord[];
cCnt ← InWord[];
IF cCnt > maxCellNum
THEN
BEGIN
TerminalIO.WriteRope["Too many different kinds of cells in design...aborting read\n"];
RETURN;
END;
IF ver < 3
THEN
BEGIN
TerminalIO.WriteRope[" Version number too low...aborting read\n"];
RETURN;
END;
IF ver>8
THEN
BEGIN
TerminalIO.WriteRope[" new chipmonk version unknown to chipndale...aborting read\n"];
RETURN;
END;
FOR j
IN [0..cCnt]
DO
cellNameA[j] ← CDCells.CreateEmptyCell[];
ENDLOOP;
TerminalIO.WriteRope["Starting cell directory\n"];
FOR k
IN [1..cCnt]
DO
j ← InWord[];
cdp ← cellNameA[j];
ss ← InString[];
cdp.size.x ← Lambda[InWord[]];
cdp.size.y ← Lambda[InWord[]];
dummy ← InWord[];
cellPtr ← NARROW[cdp.specificRef, CD.CellPtr];
[cellPtr.contents, leng] ← InList[ver];
IF NOT Rope.IsEmpty[ss] THEN cellPtr.name ← ss
ELSE cellPtr.name ← NewCellName[k];
[] ← CDDirectory.Include[design: design, object: cdp, fiddleName: TRUE];
IF cellPtr.contents=
NIL
THEN {
TerminalIO.WriteRope[Rope.Cat["** empty cell ", cellPtr.name, "\n"]];
cellPtr.contents ← LIST[CDInstances.NewInstance[BadObject[]]];
};
ResetSimplification[cdp, leng];
cellPtr.ir ← CDInstances.BoundingRectI[cellPtr.contents];
ENDLOOP;
TerminalIO.WriteRope["Finished cell directory\n"];
depht ← IF ver<7 THEN 0 ELSE InWord[];
IF depht>0
THEN {
TerminalIO.WriteRope["***design was pushed in; not read in correctly\n"];
RETURN;
};
IF ver>=7
THEN {
fileChangeCode: INTEGER = InWord[];
};
design.actual.first.specific.contents ← InList[ver].list;
design.name ← fileName;
TerminalIO.WriteRope["Finished reading chip\n"];
IF errs>0
THEN
{
TerminalIO.WriteInt[errs];
TerminalIO.WriteRope[" unknown objects\n"];
errs ← 0;
};
IO.Close[chipfile];
EXITS
IOError => {TerminalIO.WriteRope[" proceed; discard this design\n"];};
END; -- of ReadChip
CommandReadChip:
ENTRY Commander.CommandProc =
BEGIN
ENABLE {
TerminalIO.UserAbort => GOTO UserAbrt;
UNWIND => NULL;
};
list: LIST OF Rope.ROPE;
length: NAT;
name: Rope.ROPE;
[list, length] ← CommandTool.ParseToList[cmd];
IF length=0 THEN name←NIL
ELSE IF length=1 THEN name←list.first
ELSE {
result←$Failure;
msg←"unknown arguments";
RETURN
};
design← CDOps.CreateDesign[NMos.nmos];
IF FileOpened[name]
THEN {
ReadChip[];
CDSimpleOps.SelectAll[design];
CDSimpleOps.TransformSelected[design, CDOrient.rotate180+CDOrient.mirrorX];
CDSimpleOps.DeselectAll[design];
[] ← CDViewer.CreateViewer[design];
};
EXITS
UserAbrt => {TerminalIO.WriteRope["read aborted\n"]};
END;
CDMenus.CreateEntry[$IOMenu, "chipmonk-output", $ChipmonkOutput];
Commander.Register[
key: "CDReadNMos",
proc: CommandReadChip,
doc: "Reads old nmos Chipmonk file"
];
Commander.Register[
key: "CDReadCMNMos",
proc: CommandReadChip,
doc: "Reads old nmos Chipmonk file"
];
END.