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[/] [t48/] [tags/] [rel_0_1_beta/] [sw/] [vec2dump.pl] - Rev 295
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#!/usr/bin/perl -w # # ############################################################################ # # vec2dump.pl # # $Id: vec2dump.pl,v 1.1 2004-04-09 19:16:00 arniml Exp $ # # Copyright (c) 2004, Arnim Laeuger (arniml@opencores.org) # # All rights reserved # # 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. See also the file COPYING which # came with this application. # # 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA # # ############################################################################ # # Purpose: # ======== # # Converts a vector file into the dump format for dump_compare. # # A vector stream is read from STDIN and the resulting dump is written # to STDOUT. # use strict; sub bin2hex { my $string = shift; my ($bit, $hex); $hex = 0; foreach $bit (split(//, $string)) { $hex <<= 1; $hex |= $bit; } return(sprintf("%02X", $hex)); } sub hex8 { my $uint = shift; if ($uint =~ /^b(.+)$/) { return(bin2hex($1)); } else { return('??'); } } sub hex16 { my $uint = shift; if ($uint =~ /^b(.+)(........)$/) { return(bin2hex($1).bin2hex($2)); } else { return('????'); } } sub dump_ram { my $ram = shift; my $elem; foreach $elem (@{$ram}) { print($elem.' '); } } my (@signals, %index, @vector); my $i; my $value; my $line; my $istrobe; my @ram; # initialize RAM for ($i = 0; $i < 256; $i++) { $ram[$i] = '00'; } # scan for signal names while (<STDIN>) { if (/^(\S+):/) { chomp($_); @signals = split(/ +/); # remove time information shift(@signals); last; } } # build index for ($i = 0; $i < scalar(@signals); $i++) { # strip off hierarchical path $signals[$i] =~ s/.*\.//; $index{$signals[$i]} = $i; } $istrobe = 0; # read vectors while (<STDIN>) { if (/^\d+> /) { chop($_); @vector = split(/ +/); # remove time information shift(@vector); # process write operation to RAM if ($vector[$index{'we_tmp'}] eq '1') { $ram[hex(hex8($vector[$index{'address_tmp[7:0]'}]))] = hex8($vector[$index{'data_tmp[7:0]'}]); } # find falling instruction strobe if ($istrobe == 0) { $istrobe = $vector[0]; next; } else { $istrobe = $vector[0]; if ($vector[0] == 0) { # falling edge detected } else { next; } } # process each signal for ($i = 1; $i < scalar(@vector); $i++) { $_ = $signals[$i]; $line = ''; SWITCH: { if (/^program_counter/) { print(hex16($vector[$i]).' '); last; } if (/^accumulator/) { print(hex8($vector[$i]).' '); last; } if (/^sp/) { print(hex8($vector[$i]).' '); last; } if (/^psw/) { print(hex8($vector[$i]).' '); last; } if (/^bus/) { print(hex8($vector[$i]).' '); last; } if (/^f1/) { print($vector[$i].' '); last; } if (/^p1/) { print(hex8($vector[$i]).' '); last; } if (/^p2/) { print(hex8($vector[$i]).' '); last; } if (/^mb/) { print($vector[$i].' '); last; } if (/^we_tmp/) { dump_ram(\@ram); last; } } } print("\n"); } }
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