| #include "custom.h" |
| extern double chipaspect ; |
| extern double spot_control ; |
| extern int cost_only ; |
| extern int attpercell ; |
| extern int doPlacement ; |
| extern int doChannelGraph ; |
| extern int doGlobalRoute ; |
| extern int doCompaction ; |
| extern int pitch ; |
| int core_expansion_given ; |
| int wire_est_factor ; |
| double core_expansion ; |
| int defaultTracks ; |
| int routerMaxPaths ; |
| int routerExtraS ; |
| int bareFlag ; |
| int wireEstimateOnly ; |
| |
| void readpar(void) |
| { |
| FILE *fp; |
| |
| int test ; |
| char input[1024] ; |
| char filename[1024] ; |
| |
| wireEstimateOnly = 0 ; |
| attpercell = -1 ; |
| lapFactor = 1.0; |
| cost_only = 0 ; |
| maxWeight = 2 ; |
| baseWeight = 1 ; |
| chipaspect = -1.0 ; |
| pinSpacing = -1 ; |
| trackspacing = -1 ; |
| doPlacement = 0 ; |
| doChannelGraph = 0 ; |
| doGlobalRoute = 0 ; |
| doCompaction = 0 ; |
| coreGiven = 0 ; |
| gOffsetX = -1000000 ; |
| gOffsetY = -1000000 ; |
| gridX = -1000000 ; |
| gridY = -1000000 ; |
| defaultTracks = -1 ; |
| routerMaxPaths = -1 ; |
| routerExtraS = -1 ; |
| core_expansion_given = 0 ; |
| spot_control = -1.0 ; |
| |
| |
| sprintf( filename, "%s.par" , cktName ) ; |
| if( (fp = fopen( filename , "r")) == (FILE *) NULL ) { |
| fprintf(fpo,"can't open %s\n", filename ) ; |
| exit (0); |
| } |
| |
| while( fscanf( fp , " %s " , input ) == 1 ) { |
| if( strcmp( input , "initialT") == 0 ) { |
| test = fscanf( fp , " %lf " , &T ) ; |
| if( test != 1 ) { |
| fprintf(fpo,"The value of initialT was not properly"); |
| fprintf(fpo,"entered in the .par file\n"); |
| exit(0); |
| } |
| } else if( strcmp( input , "spot.control") == 0 ) { |
| test = fscanf( fp , " %lf " , &spot_control ) ; |
| if( test != 1 ) { |
| fprintf(fpo,"The value of spot.control was not properly"); |
| fprintf(fpo,"entered in the .par file\n"); |
| exit(0); |
| } |
| } else if( strcmp( input , "core.expansion") == 0 ) { |
| test = fscanf( fp , " %lf " , &core_expansion ) ; |
| if( test != 1 ) { |
| fprintf(fpo,"The value of core.expansion was not properly"); |
| fprintf(fpo,"entered in the .par file\n"); |
| exit(0); |
| } |
| core_expansion_given = 1 ; |
| } else if( strcmp( input , "wire.estimation.factor") == 0 ) { |
| test = fscanf( fp , " %d " , &wire_est_factor ) ; |
| if( test != 1 ) { |
| fprintf(fpo,"The value of wire.estimation.factor was not "); |
| fprintf(fpo,"properly entered in the .par file\n"); |
| exit(0); |
| } |
| } else if( strcmp( input , "cost_only") == 0 ) { |
| cost_only = 1 ; |
| } else if( strcmp( input , "random.seed") == 0 ) { |
| test = fscanf( fp , " %d " , &randVar ) ; |
| if( test != 1 ) { |
| fprintf(fpo,"The value of random.seed was not properly"); |
| fprintf(fpo,"entered in the .par file\n"); |
| exit(0); |
| } |
| } else if( strcmp( input , "att.per.cell") == 0 ) { |
| test = fscanf( fp , " %d " , &attpercell ) ; |
| if( test != 1 ) { |
| fprintf(fpo,"The value of att.per.cell was not properly"); |
| fprintf(fpo,"entered in the .par file\n"); |
| exit(0); |
| } |
| } else if( strcmp( input , "track.spacing") == 0 ) { |
| test = fscanf( fp , " %d " , &trackspacing ) ; |
| if( test != 1 ) { |
| fprintf(fpo,"The value for track.spacing was not properly"); |
| fprintf(fpo,"entered in the .par file\n"); |
| exit(0); |
| } |
| pitch = trackspacing ; |
| } else if( strcmp( input , "pin.spacing") == 0 ) { |
| test = fscanf( fp , " %d " , &pinSpacing ) ; |
| if( test != 1 ) { |
| fprintf(fpo,"The value for pin.spacing was not properly"); |
| fprintf(fpo,"entered in the .par file\n"); |
| exit(0); |
| } |
| } else if( strcmp( input , "chip.aspect.ratio") == 0 ) { |
| test = fscanf( fp , " %lf " , &chipaspect ) ; |
| if( test != 1 ) { |
| fprintf(fpo,"The value for chip.aspect.ratio was not"); |
| fprintf(fpo," properly entered in the .par file\n"); |
| exit(0); |
| } |
| } else if( strcmp( input , "router.max.paths") == 0 ) { |
| test = fscanf( fp , " %d " , &routerMaxPaths ) ; |
| if( test != 1 ) { |
| fprintf(fpo,"The value for router.max.paths was"); |
| fprintf(fpo," not properly entered in the .par file\n"); |
| exit(0); |
| } |
| } else if( strcmp( input , "router.extra.sources") == 0 ) { |
| test = fscanf( fp , " %d " , &routerExtraS ) ; |
| if( test != 1 ) { |
| fprintf(fpo,"The value for router.extra.sources was"); |
| fprintf(fpo," not properly entered in the .par file\n"); |
| exit(0); |
| } |
| } else if( strcmp( input , "default.tracks.per.channel") == 0 ) { |
| test = fscanf( fp , " %d " , &defaultTracks ) ; |
| if( test != 1 ) { |
| fprintf(fpo,"The value for default.tracks.per.channel was"); |
| fprintf(fpo," not properly entered in the .par file\n"); |
| exit(0); |
| } |
| } else if( strcmp( input , "wire.estimation.only") == 0 ) { |
| wireEstimateOnly = 1 ; |
| } else if( strcmp( input , "do.placement") == 0 ) { |
| doPlacement = 1 ; |
| } else if( strcmp( input , "do.channel.graph") == 0 ) { |
| doChannelGraph = 1 ; |
| } else if( strcmp( input , "do.global.route") == 0 ) { |
| doGlobalRoute = 1 ; |
| } else if( strcmp( input , "do.compaction") == 0 ) { |
| test = fscanf( fp , " %d " , &doCompaction ) ; |
| if( test != 1 ) { |
| fprintf(fpo,"The value for do.compaction was not properly"); |
| fprintf(fpo,"entered in the .par file\n"); |
| exit(0); |
| } |
| } else if( strcmp( input , "core") == 0 ) { |
| test = fscanf( fp , " %d %d %d %d " , &blockl , &blockr, |
| &blockb , &blockt ) ; |
| if( test != 4 ) { |
| fprintf(fpo,"The 4 values for core were not properly"); |
| fprintf(fpo,"entered in the .par file\n"); |
| exit(0); |
| } |
| coreGiven = 1 ; |
| } else if( strcmp( input , "gridOffsetX") == 0 ) { |
| test = fscanf( fp , " %d " , &gOffsetX ) ; |
| if( test != 1 ) { |
| fprintf(fpo,"The value for gridOffsetX was not properly"); |
| fprintf(fpo,"entered in the .par file\n"); |
| exit(0); |
| } |
| } else if( strcmp( input , "gridOffsetY") == 0 ) { |
| test = fscanf( fp , " %d " , &gOffsetY ) ; |
| if( test != 1 ) { |
| fprintf(fpo,"The value for gridOffsetY was not properly"); |
| fprintf(fpo,"entered in the .par file\n"); |
| exit(0); |
| } |
| } else if( strcmp( input , "gridX") == 0 ) { |
| test = fscanf( fp , " %d " , &gridX ) ; |
| if( test != 1 ) { |
| fprintf(fpo,"The value for gridX was not properly"); |
| fprintf(fpo,"entered in the .par file\n"); |
| exit(0); |
| } |
| } else if( strcmp( input , "gridY") == 0 ) { |
| test = fscanf( fp , " %d " , &gridY ) ; |
| if( test != 1 ) { |
| fprintf(fpo,"The value for gridY was not properly"); |
| fprintf(fpo,"entered in the .par file\n"); |
| exit(0); |
| } |
| } else { |
| fprintf(fpo,"Unexpected keyword in the .par file\n"); |
| exit(0); |
| } |
| } |
| |
| if( doPlacement ) { |
| if( gridX >= 0 || gridY >= 0 || gOffsetX >= 0 || gOffsetY >= 0 ) { |
| if( !(gridX >= 0 && gridY >= 0 && |
| gOffsetX >= 0 && gOffsetY >= 0 ) ) { |
| fprintf(fpo,"Error: It appears as though the grid is\n"); |
| fprintf(fpo,"not fully specified\n"); |
| exit(0); |
| } else { |
| gridGiven = 1 ; |
| } |
| } |
| if( attpercell == -1 ) { |
| fprintf(fpo,"att.per.cell was not entered in the .par file\n"); |
| exit(0); |
| } else { |
| fprintf(fpo,"att.per.cell: %d\n" , attpercell ) ; |
| } |
| if( trackspacing < 0 ) { |
| fprintf(fpo,"track.spacing was not entered in .par file\n"); |
| exit(0); |
| } else { |
| fprintf(fpo,"track.spacing: %d\n" , trackspacing ) ; |
| } |
| if( pinSpacing < 0 ) { |
| fprintf(fpo,"pin.spacing was not entered in the .par file\n"); |
| exit(0); |
| } else { |
| fprintf(fpo,"pin.spacing: %d\n" , pinSpacing ) ; |
| } |
| if( chipaspect < 0.0 ) { |
| fprintf(fpo,"chip.aspect.ratio was not entered "); |
| fprintf(fpo,"in the .par file\n"); |
| exit(0); |
| } else { |
| fprintf(fpo,"chip.aspect.ratio: %g\n" , chipaspect ) ; |
| } |
| if( spot_control < 0.0 ) { |
| fprintf(fpo,"Using default value of spot.control: 1.0\n"); |
| spot_control = 1.0 ; |
| } else { |
| fprintf(fpo,"spot.control set to: %f\n", spot_control ); |
| } |
| } |
| if( doPlacement ) { |
| fprintf(fpo,"TimberWolf instructed to do "); |
| fprintf(fpo,"placement of circuit:<%s>\n", cktName ) ; |
| } |
| if( doChannelGraph ) { |
| fprintf(fpo,"TimberWolf instructed to generate "); |
| fprintf(fpo,"channel graph for circuit:<%s>\n", cktName ) ; |
| if( ! doPlacement ) { |
| fprintf(fpo,"TimberWolf assumes input files: "); |
| fprintf(fpo,"<%s.geo> and <%s.pin> are present in\n", |
| cktName, cktName ); |
| } |
| } |
| if( doGlobalRoute ) { |
| if( routerMaxPaths < 0 ) { |
| fprintf(fpo,"router.max.paths was not entered in .par file\n"); |
| exit(0); |
| } else { |
| fprintf(fpo,"router.max.paths: %d\n" , routerMaxPaths ) ; |
| } |
| if( routerMaxPaths == 0 ) { |
| fprintf(fpo,"router.max.paths set to BARE MINIMUM version\n"); |
| routerMaxPaths = 1 ; |
| bareFlag = 1 ; |
| } else { |
| bareFlag = 0 ; |
| } |
| |
| |
| if( routerExtraS < 0 ) { |
| fprintf(fpo,"router.extra.sources was not entered in .par file\n"); |
| exit(0); |
| } else { |
| fprintf(fpo,"router.extra.sources: %d\n" , routerExtraS ) ; |
| } |
| if( doChannelGraph ) { |
| if( trackspacing < 0 ) { |
| fprintf(fpo,"track.spacing was not entered in .par file\n"); |
| exit(0); |
| } else { |
| fprintf(fpo,"track.spacing: %d\n" , trackspacing ) ; |
| } |
| if( defaultTracks < 0 ) { |
| fprintf(fpo,"default.tracks.per.channel \n"); |
| fprintf(fpo,"was not entered in .par file\n"); |
| exit(0); |
| } else { |
| fprintf(fpo,"default.tracks.per.channel: %d\n",defaultTracks); |
| } |
| } |
| fprintf(fpo,"TimberWolf instructed to do "); |
| fprintf(fpo,"global route for circuit:<%s>\n", cktName ) ; |
| if( ! doChannelGraph ) { |
| fprintf(fpo,"TimberWolf assumes input files: "); |
| fprintf(fpo,"<%s.gph> and <%s.twf> are present in ", |
| cktName, cktName ); |
| fprintf(fpo,"the working directory\n") ; |
| } |
| } |
| if( doCompaction ) { |
| fprintf(fpo,"TimberWolf instructed to do "); |
| fprintf(fpo,"post-placement compaction for circuit:<%s>\n",cktName); |
| if( !(doPlacement && doChannelGraph && doGlobalRoute) ) { |
| fprintf(fpo,"Error: TimberWolf cannot do compaction\n"); |
| fprintf(fpo,"without request to also do: doPlacement,\n"); |
| fprintf(fpo,"doChannelGraph and doGlobalRoute\n"); |
| fprintf(fpo,"Hence, request is cancelled\n"); |
| doCompaction = 0 ; |
| } |
| } |
| |
| fflush(fpo); |
| return ; |
| } |
