6 |
use Carp qw/confess/; |
use Carp qw/confess/; |
7 |
use File::Slurp; |
use File::Slurp; |
8 |
use Data::Dump qw/dump/; |
use Data::Dump qw/dump/; |
9 |
use M6502; # import @mem $PC and friends |
use M6502; |
10 |
use Screen qw/$white $black/; |
use Screen; |
11 |
|
|
12 |
use base qw(Class::Accessor VRac M6502 Screen Prefs Tape); |
use base qw(Class::Accessor VRac M6502 Screen Prefs Tape Session); |
13 |
#__PACKAGE__->mk_accessors(qw()); |
#__PACKAGE__->mk_accessors(qw()); |
14 |
|
|
15 |
=head1 NAME |
=head1 NAME |
18 |
|
|
19 |
=head1 VERSION |
=head1 VERSION |
20 |
|
|
21 |
Version 0.05 |
Version 0.06 |
22 |
|
|
23 |
=cut |
=cut |
24 |
|
|
25 |
our $VERSION = '0.05'; |
our $VERSION = '0.06'; |
26 |
|
|
27 |
=head1 SUMMARY |
=head1 SUMMARY |
28 |
|
|
29 |
Emulator or Orao 8-bit 6502 machine popular in Croatia |
Emulator for Orao 8-bit 6502 machine popular in Croatia (especially schools) |
30 |
|
|
31 |
=cut |
=cut |
32 |
|
|
54 |
warn "emulating ", $#mem, " bytes of memory\n"; |
warn "emulating ", $#mem, " bytes of memory\n"; |
55 |
|
|
56 |
# $self->scale( 2 ); |
# $self->scale( 2 ); |
57 |
|
# $self->show_mem( 1 ); |
58 |
|
$self->load_session( 'session.pl' ); |
59 |
|
|
60 |
$self->open_screen; |
$self->open_screen; |
61 |
$self->load_rom({ |
$self->load_rom({ |
81 |
$self->trace( 0 ); |
$self->trace( 0 ); |
82 |
$self->debug( 0 ); |
$self->debug( 0 ); |
83 |
|
|
84 |
warn "rendering video memory\n"; |
warn "rendering memory\n"; |
85 |
$self->render_vram; |
$self->render_mem( @mem ); |
86 |
|
|
87 |
if ( $self->show_mem ) { |
if ( $self->show_mem ) { |
88 |
|
|
|
warn "rendering memory map\n"; |
|
|
|
|
|
$self->render_mem( @mem ); |
|
|
|
|
89 |
my @mmap = ( |
my @mmap = ( |
90 |
0x0000, 0x03FF, 'nulti blok', |
0x0000, 0x03FF, 'nulti blok', |
91 |
0x0400, 0x5FFF, 'korisnički RAM (23K)', |
0x0400, 0x5FFF, 'korisnički RAM (23K)', |
97 |
0xE000, 0xFFFF, 'sistemski ROM', |
0xE000, 0xFFFF, 'sistemski ROM', |
98 |
); |
); |
99 |
|
|
100 |
|
print "Orao memory map:"; |
101 |
|
|
102 |
|
while ( @mmap ) { |
103 |
|
my ( $from, $to, $desc ) = splice(@mmap, 0, 3); |
104 |
|
printf("%04x-%04x %s\n", $from, $to, $desc); |
105 |
|
} |
106 |
|
|
107 |
} |
} |
108 |
$self->sync; |
|
109 |
$self->trace( $trace ); |
$self->trace( $trace ); |
110 |
$self->debug( $debug ); |
$self->debug( $debug ); |
111 |
|
|
|
#( $A, $P, $X, $Y, $S, $IPeriod ) = ( 1, 2, 3, 4, 5, 6 ); |
|
|
|
|
112 |
warn "Orao boot finished", |
warn "Orao boot finished", |
113 |
$self->trace ? ' trace' : '', |
$self->trace ? ' trace' : '', |
114 |
$self->debug ? ' debug' : '', |
$self->debug ? ' debug' : '', |
154 |
|
|
155 |
warn sprintf("refresh video ram %04x-%04x\n", $f, $t); |
warn sprintf("refresh video ram %04x-%04x\n", $f, $t); |
156 |
$self->render_vram; |
$self->render_vram; |
157 |
$self->render_mem( @mem ) if $self->show_mem; |
$self->render_mem( @mem ); |
158 |
} |
} |
159 |
|
|
160 |
=head2 load_image |
=head2 load_image |
372 |
return $self->read_tape; |
return $self->read_tape; |
373 |
} |
} |
374 |
|
|
375 |
$self->mmap_pixel( $addr, 0, $byte, 0 ); |
$self->mmap_pixel( $addr, 0, $byte, 0 ) if $self->show_mem; |
376 |
return $byte; |
return $byte; |
377 |
} |
} |
378 |
|
|
390 |
warn sprintf("# Orao::write(%04x,%02x)\n", $addr, $byte) if $self->trace; |
warn sprintf("# Orao::write(%04x,%02x)\n", $addr, $byte) if $self->trace; |
391 |
|
|
392 |
if ( $addr == 0x8800 ) { |
if ( $addr == 0x8800 ) { |
393 |
|
$self->write_tape( $byte ); |
394 |
warn sprintf "sound ignored: %x\n", $byte; |
warn sprintf "sound ignored: %x\n", $byte; |
395 |
} |
} |
396 |
|
|
398 |
confess sprintf "write access 0x%04x > 0xafff aborting\n", $addr; |
confess sprintf "write access 0x%04x > 0xafff aborting\n", $addr; |
399 |
} |
} |
400 |
|
|
401 |
$self->mmap_pixel( $addr, $byte, 0, 0 ); |
$self->mmap_pixel( $addr, $byte, 0, 0 ) if $self->show_mem; |
|
|
|
402 |
$mem[$addr] = $byte; |
$mem[$addr] = $byte; |
403 |
return; |
return; |
404 |
} |
} |
405 |
|
|
406 |
|
=head1 Architecture specific |
407 |
|
|
408 |
=head2 render_vram |
=head2 render_vram |
409 |
|
|
410 |
Render one frame of video ram |
Render one frame of video ram |
413 |
|
|
414 |
=cut |
=cut |
415 |
|
|
|
my @flip; |
|
|
|
|
|
foreach my $i ( 0 .. 255 ) { |
|
|
my $t = 0; |
|
|
$i & 0b00000001 and $t = $t | 0b10000000; |
|
|
$i & 0b00000010 and $t = $t | 0b01000000; |
|
|
$i & 0b00000100 and $t = $t | 0b00100000; |
|
|
$i & 0b00001000 and $t = $t | 0b00010000; |
|
|
$i & 0b00010000 and $t = $t | 0b00001000; |
|
|
$i & 0b00100000 and $t = $t | 0b00000100; |
|
|
$i & 0b01000000 and $t = $t | 0b00000010; |
|
|
$i & 0b10000000 and $t = $t | 0b00000001; |
|
|
#warn "$i = $t\n"; |
|
|
$flip[$i] = $t; |
|
|
} |
|
|
|
|
|
|
|
416 |
sub render_vram { |
sub render_vram { |
417 |
my $self = shift; |
my $self = shift; |
418 |
|
|
432 |
|
|
433 |
=head2 cpu_PC |
=head2 cpu_PC |
434 |
|
|
435 |
|
Helper metod to set or get PC for current architecture |
436 |
|
|
437 |
=cut |
=cut |
438 |
|
|
439 |
sub cpu_PC { |
sub cpu_PC { |
445 |
return $PC; |
return $PC; |
446 |
} |
} |
447 |
|
|
448 |
|
=head1 SEE ALSO |
449 |
|
|
450 |
|
L<VRac>, L<M6502>, L<Screen>, L<Tape> |
451 |
|
|
452 |
=head1 AUTHOR |
=head1 AUTHOR |
453 |
|
|
454 |
Dobrica Pavlinusic, C<< <dpavlin@rot13.org> >> |
Dobrica Pavlinusic, C<< <dpavlin@rot13.org> >> |
455 |
|
|
|
=head1 BUGS |
|
|
|
|
456 |
=head1 ACKNOWLEDGEMENTS |
=head1 ACKNOWLEDGEMENTS |
457 |
|
|
458 |
See also L<http://www.foing.hr/~fng_josip/orao.htm> which is source of all |
See also L<http://www.foing.hr/~fng_josip/orao.htm> which is source of all |