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#!/usr/bin/perl -w

# $Id: ticonv_pdpcp 504 2013-04-13 15:37:24Z mueller $

#

# Copyright 2013- by Walter F.J. Mueller 

#

# This program is free software; you may redistribute and/or modify it under

# the terms of the GNU General Public License as published by the Free

# Software Foundation, either version 2, 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 complete details.

#

#  Revision History:

# Date         Rev Version  Comment

# 2013-04-12   504   1.0.2  renamed from pi2ti_pdpcp; fix [rm]wi handling

#                           use wtcpu command; use wibrbbe command;

# 2013-02-05   483   1.0.1  make cpucmd parametrizable

# 2013-02-02   480   1.0    Initial version

#

use 5.005;                                  # require Perl 5.005 or higher

use strict;                                 # require strict checking

use Getopt::Long;

my %opts = ();

GetOptions(\%opts  ) || exit 1;

if (scalar(@ARGV) != 2) {

  print STDERR "%ticonv_pdpcp-E: usage: ticonv_pdpcp  \n";

  exit 1;

}

my $cpu  = $ARGV[0];

my $fnam = $ARGV[1];

open IFILE, $fnam or die "failed to open '$fnam'";

while () {

  chomp;

  s/--.*//;                                 # drop all -- style comments

  s/\s*$//;                                 # drop traing blanks

  next if m/^#/;

  # print "$_\n";

  my $cmd = $_;

  $cmd =~ s/^rsp/rr6/;                      # rsp -> rr6

  $cmd =~ s/^rpc/rr7/;                      # rpc -> rr7

  $cmd =~ s/^wsp/wr6/;                      # wsp -> wr6

  $cmd =~ s/^wpc/wr7/;                      # wpc -> wr7

  # C... comments -> write to rlc log --------------------------------

  if ($cmd =~ /^C(.*)/) {

    my $msg = $1;

    $msg =~ s/"/'/g;

    $msg =~ s/\[/\{/g;

    $msg =~ s/\]/\}/g;

    print "rlc log \"C $msg\"\n";

  # .tocmd,.tostp,.togo,.cerr,.merr -> ignore, like pi_rri -----------

  } elsif ($cmd =~ /^\.(tocmd|tostp|togo|[cm]err)\s+(\d*)/) {

    print "# $cmd currently ignored\n";

  # .mode mode -> accept only 'pdpcp', quit otherwise ----------------

  } elsif ($cmd =~ /^\.mode\s+(.*)/) {

    if ($1 ne "pdpcp") {

      print "# FAIL: $cmd not supported\n";

      exit 1;

    }

  # .rlmon,.rbmon ----------------------------------------------------

  } elsif ($cmd =~ /^\.(r[lb]mon)\s+(\d)/) {

    print "rlc oob -$1 $2\n";

  # .scntl -----------------------------------------------------------

  } elsif ($cmd =~ /^\.scntl\s+(\d+)\s+(\d)/) {

    print "rlc oob -sbcntl $1 $2\n";

  # .anena (0|1) -> rlc exec -init -----------------------------------

  } elsif ($cmd =~ /^\.anena\s+(\d)/) {

    my $dat = $1 ? '[regbld rlink::INIT anena]' : '0';

    print "rlc exec -init 0xff $dat\n";

    print "rlc exec -attn\n";

  # .reset -----------------------------------------------------------

  } elsif ($cmd =~ /^\.reset/) {

    print "rlc exec -init 0 1\n";

  # (write) data type commands: wrx,wps,wal,wah,wm,wmi,stapc ---

  # Note: 'stapc' must be decoeded before 'sta' !!

  # Note: 'wibrb' must be handled separately

  # Note: 'wmi' must be matched before 'wm'

  } elsif ($cmd =~ /^(wr[0-7]|wps|wal|wah|wmi|wm|stapc)\s+([0-7]+)/) {

    print "$cpu cp -$1 0$2\n";

  # (write) data type commands: wibrb ---

  } elsif ($cmd =~ /^(wibrb)\s+([0-7]+)/) {

    my $base = oct($2);

    my $be   = $base & 0x3;

    if ($be == 0) {

      print "$cpu cp -wibrb 0$2\n";

    } else {

      printf "$cpu cp -wibrbbe 0%6.6o %o\n", $base&0177700, $be;

    }

  # (read) [d=data] type commands: rrx,rps,rm,rmi --------------------

  # Note: 'rmi' must be matched before 'rm'

  } elsif ($cmd =~ /^(rr[0-7]|rps|rmi|rm)/) {

    print "$cpu cp -$1 ";

    add_edata($');

    print "\n";

  # bwm n ------------------------------------------------------------

  } elsif ($cmd =~ /^bwm\s+(\d+)/) {

    my $nw = $1;

    print "$cpu cp -bwm {";

    for (my $i=0; $i<$nw;) {

      my $dat = ;

      $dat =~ s/--.*//;

      $dat =~ s/\s*//g;

      next if $dat =~ m/^#/;

      print " 0$dat";

      $i++;

    }

    print "}\n";

  # brm n ------------------------------------------------------------

  } elsif ($cmd =~ /^brm\s+(\d+)/) {

    my $nw = $1;

    print "$cpu cp -brm $1";

    my @data;

    my @mask;

    my $domask;

    for (my $i=0; $i<$nw;) {

      my $dat = ;

      $dat =~ s/--.*//;

      $dat =~ s/\s*//g;

      next if $dat =~ m/^#/;

      if ($dat =~ m/d=([0-7]+)/ ) {

        push @data, "0$1";

        push @mask, "0";

      } elsif ($dat =~ m/d=-/) {

        push @data, "0";

        push @mask, "0177777";

        $domask = 1;

      } else {

        exit 1;

      }

      $i++;

    }

    print " -edata {", join(" ",@data), "} ";

    print " {", join(" ",@mask), "} " if $domask;

    print "\n";

  # wibr off data ---------------------------------------------------

  } elsif ($cmd =~ /^(wibr)\s+([0-7]+)\s+([0-7]+)/) {

    print "$cpu cp -$1 0$2 0$3";

    print "\n";

  # ribr off [d=data] ------------------------------------------------

  } elsif ($cmd =~ /^(ribr)\s+([0-7]+)/) {

    print "$cpu cp -$1 0$2";

    add_edata($');

    print "\n";

  # simple action commands: sta,sto,cont,step,rst --------------------

  } elsif ($cmd =~ /^(sta|sto|cont|step|rst)/) {

    my %cmdmap = (sta  => 'start',

                  sto  => 'stop',

                  cont => 'continue',

                  step => 'step',

                  rst  => 'reset');

    printf "$cpu cp -%s", $cmdmap{$1};

    print "\n";

  # wtgo -> wtcpu ----------------------------------------------------

  } elsif ($cmd =~ /^(wtgo)/) {

    print "$cpu wtcpu 10.";

    print "\n";

  # wtlam apat -------------------------------------------------------

  # Note: apat currently ignored !!

  } elsif ($cmd =~ /^(wtlam)/) {

    print "$cpu wtcpu 10.";

    print "\n";

  # currently unimplemented commands ... -----------------------------

  } elsif ($cmd =~ /^(\.wait|\.sdef)/) {

    print "## TODO... $cmd\n";

  } else {

    print "# FAIL: no match for '$cmd'\n";

    exit 1;

  }

}

sub add_edata {

  my ($crest) = @_;

  $crest =~ s/\s+//;

  if ($crest =~ m/d=([0-7]+)/) {

    print " -edata 0$1";

  }

}