--- M6502/Orao.pm 2007/08/01 12:57:15 76 +++ M6502/Orao.pm 2007/08/02 12:23:18 90 @@ -8,6 +8,7 @@ #use Time::HiRes qw(time); use File::Slurp; use Data::Dump qw/dump/; +use List::Util qw/first/; use M6502; use base qw(Class::Accessor M6502 Screen Prefs); @@ -19,11 +20,11 @@ =head1 VERSION -Version 0.02 +Version 0.03 =cut -our $VERSION = '0.02'; +our $VERSION = '0.03'; =head1 SUMMARY @@ -31,23 +32,38 @@ =cut -=head2 init +my @kbd_ports = ( + 0x87FC,0x87FD,0x87FA,0x87FB,0x87F6,0x87F7, + 0x87EE,0x87EF,0x87DE,0x87DF,0x87BE,0x87BF, + 0x877E,0x877F,0x86FE,0x86FF,0x85FE,0x85FF, + 0x83FE,0x83FF, +); + +=head2 boot Start emulator, open L, load initial ROM images, and render memory + my $orao = Orao->new({}); + $orao->boot; + =cut our $orao; select(STDERR); $| = 1; -sub init { +sub boot { my $self = shift; warn "Orao calling upstream init\n"; - $self->SUPER::init( $self, @_ ); + $self->SUPER::init( + read => sub { $self->read( @_ ) }, + write => sub { $self->write( @_ ) }, + ); warn "Orao $Orao::VERSION emulation starting\n"; + warn "emulating ", $#mem, " bytes of memory\n"; + $self->open_screen; $self->load_rom({ 0x1000 => 'dump/SCRINV.BIN', @@ -60,6 +76,8 @@ # $PC = 0xDD11; # BC # $PC = 0xC274; # MC + $PC = 0xff89; + $orao = $self; # $self->prompt( 0x1000 ); @@ -87,28 +105,9 @@ 0xE000, 0xFFFF, 'sistemski ROM', ); -if(0){ - foreach my $i ( 0 .. $#mmap / 3 ) { - my $o = $i * 3; - my ( $from, $to, $desc ) = @mmap[$o,$o+1,$o+2]; - printf "%04x - %04x - %s\n", $from, $to, $desc; - for my $a ( $from .. $to ) { - if ( $a >= 0x6000 && $a < 0x8000 ) { - my $b = $self->read( $a ); - $self->vram( $a - 0x6000, $b ); - } else { - $self->read( $a ); - } - } - } -} - } else { warn "rendering video memory\n"; -# for my $a ( 0x6000 .. 0x7fff ) { -# $self->vram( $a - 0x6000, $mem[$a] ); -# } $self->render( @mem[ 0x6000 .. 0x7fff ] ); } @@ -118,11 +117,13 @@ #( $A, $P, $X, $Y, $S, $IPeriod ) = ( 1, 2, 3, 4, 5, 6 ); - warn "Orao init finished", + warn "Orao boot finished", $self->trace ? ' trace' : '', $self->debug ? ' debug' : '', "\n"; + M6502::reset(); + } =head2 load_rom @@ -165,6 +166,7 @@ # $self->vram( $a - 0x6000 , $mem[ $a ] ); # } $self->render( @mem[ 0x6000 .. 0x7fff ] ); + $self->render_mem( @mem ) if $self->show_mem; } =head2 load_oraoemu @@ -287,7 +289,60 @@ my $self = shift; my ($addr) = @_; my $byte = $mem[$addr]; + confess sprintf("can't find memory at address %04x",$addr) unless defined($byte); warn sprintf("# Orao::read(%04x) = %02x\n", $addr, $byte) if $self->trace; + + # keyboard + + if ( first { $addr == $_ } @kbd_ports ) { + warn sprintf("keyboard port: %04x\n",$addr); + } elsif ( $addr == 0x87fc ) { + warn "0x87fc - arrows/back\n"; +=for pascal + if VKey=VK_RIGHT then Result:=16; + if VKey=VK_DOWN then Result:=128; + if VKey=VK_UP then Result:=192; + if VKey=VK_LEFT then Result:=224; + if Ord(KeyPressed)=VK_BACK then Result:=224; +=cut + } elsif ( $addr == 0x87fd ) { + warn "0x87fd - enter\n"; +=for pascal + if KeyPressed=Chr(13) then begin + Mem[$FC]:=13; + Result:=0; + end; +=cut + } elsif ( $addr == 0x87fa ) { + warn "0x87fa = F1 - F4\n"; +=for pascal + if VKey=VK_F4 then Result:=16; + if VKey=VK_F3 then Result:=128; + if VKey=VK_F2 then Result:=192; + if VKey=VK_F1 then Result:=224; +=cut + } elsif ( $addr == 0x87fb ) { + warn "0x87fb\n"; +=for pascal + if KeyPressed=Chr(32) then Result:=32; + if KeyPressed='"' then Result:=16; + if KeyPressed='!' then Result:=16; + if KeyPressed='$' then Result:=16; + if KeyPressed='%' then Result:=16; + if KeyPressed='&' then Result:=16; + if KeyPressed='(' then Result:=16; + if KeyPressed=')' then Result:=16; + if KeyPressed='=' then Result:=16; + if KeyPressed='#' then Result:=16; + if KeyPressed='+' then Result:=16; + if KeyPressed='*' then Result:=16; + if KeyPressed='?' then Result:=16; + if KeyPressed='<' then Result:=16; + if KeyPressed='>' then Result:=16; + if VKey=191 then Result:=16; +=cut + } + $self->mmap_pixel( $addr, 0, $byte, 0 ); return $byte; } @@ -314,8 +369,7 @@ } if ( $addr > 0xafff ) { - warn sprintf "write access 0x%04x > 0xafff aborting\n", $addr; - return; + confess sprintf "write access 0x%04x > 0xafff aborting\n", $addr; } $self->mmap_pixel( $addr, $byte, 0, 0 );