Subversion Repositories theia_gpu

#!/usr/bin/perl

################################################################

#Theia, Ray Cast Programable graphic Processing Unit.

#Copyright (C) 2010  Diego Valverde (diego.valverde.g@gmail.com)

#

#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, write to the Free Software

#Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  #02110-1301, USA.

################################################################

use Tie::File;

$NumberOfCores = $ARGV[0];

$NumberOfBanks = $ARGV[1];

$MaxVertexBufferSize = $ARGV[2];

$MaxTextureBufferSize = $ARGV[3];

die "\nusage:\nconfigure_gpu.pl number_of_cores width height\n\n" if (not defined $NumberOfCores );

if (not defined $NumberOfBanks)

{

  $NumberOfBanks = $NumberOfCores;

  print "Number of TMEM banks not specified, making default to Number of execution cores ($NumberOfCores)\n";;

}

if (not defined $MaxVertexBufferSize)

{

        $MaxVertexBufferSize = 7000;

        print "Vertex Buffer Size was no defined\n, making vertex buffer size default value of $MaxVertexBufferSize Bytes\n";

}

if (not defined $MaxTextureBufferSize)

{

        print "Texture Buffer Size was no defined\n, making texture buffer big enough to store 256x256 textures\n";

        $MaxTextureBufferSize = 256*256*3;

}

$DefsPath = "../rtl/aDefinitions.v";

$TopPath = "../rtl/Theia.v";

$TestBenchPath = "../rtl/TestBench_THEIA.v";

$RCOMMIT_O = "assign RCOMMIT_O = wRCommited[0]";

$HDL_O = "assign HDL_O = wHostDataLatched[0]";

$DONE_O = "assign DONE_O = wDone[0]";

$index=$NumberOfCores-1;

$BankRequest = "iRequest( {wBankReadRequest[$index][Bank]";

$SELECT_ALL_CORES = "define SELECT_ALL_CORES `MAX_CORES'b1";

$Scale = 17;

print

"

Applying configuration for:

    $NumberOfCores execution cores

        $NumberOfBanks TMEM banks

";

#------------------------------------------------------------------

for ($i = 1; $i < $NumberOfCores; $i++)

{

        $RCOMMIT_O .= " & wRCommited[$i]";

        $HDL_O .= " &  wHostDataLatched[$i]";

        $DONE_O .= " & wDone[$i]";

        $index=$NumberOfCores-$i-1;

        #print "$NumberOfCores $i: $index\n";

        $BankRequest .= ",wBankReadRequest[$index][Bank]";

        $SELECT_ALL_CORES .= "1";

}

tie my @array, 'Tie::File', $DefsPath or die "Can't open $DefsPath: $!";

foreach (@array)

{

    s/define MAX_CORES .*(\/\/.*)/define MAX_CORES $NumberOfCores \t\t$1/;

        s/define MAX_TMEM_BANKS .*(\/\/.*)/define MAX_TMEM_BANKS $NumberOfBanks \t\t$1/;

        $MaxCoreBits = log( $NumberOfCores ) / log(2);

        $MaxBankBits = log( $NumberOfBanks ) / log(2);

        $MaxParamSize = (19 + 3*2*$NumberOfCores);

        s/define MAX_CORE_BITS .*(\/\/.*)/define MAX_CORE_BITS $MaxCoreBits \t\t$1/;

        s/define SELECT_ALL_CORES .*(\/\/.*)/$SELECT_ALL_CORES \t\t$1/;

        s/define MAX_TMEM_BITS .*(\/\/.*)/define MAX_TMEM_BITS $MaxBankBits \t\t$1/;

        s/define PARAMS_ARRAY_SIZE .*(\/\/.*)/define PARAMS_ARRAY_SIZE $MaxParamSize \t\t$1/;

        s/define VERTEX_ARRAY_SIZE .*(\/\/.*)/define VERTEX_ARRAY_SIZE $MaxVertexBufferSize \t\t$1/;

        s/define TEXTURE_BUFFER_SIZE .*(\/\/.*)/define TEXTURE_BUFFER_SIZE $MaxTextureBufferSize \t\t$1/;

}

untie @array;

tie my @array, 'Tie::File', $TopPath or die "Can't open $TopPath: $!";

foreach (@array)

{

    s/assign RCOMMIT_O =.*/$RCOMMIT_O;/;

        s/assign HDL_O =.*/$HDL_O;/;

        s/assign DONE_O =.*/$DONE_O;/;

        s/iRequest\(\s*{wBankReadRequest.*/$BankRequest}\),/;

}

untie @array;

$MaxFileLines = 96 + 3*2*$NumberOfCores;

tie my @array, 'Tie::File', $TestBenchPath or die "Can't open $TestBenchPath: $!";

foreach (@array)

{

    s/reg\s+\[31\:0\]\s+rSceneParameters.*/reg [31:0] rSceneParameters[$MaxFileLines:0];/;

}

untie @array;