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#use Time::HiRes qw(time); |
#use Time::HiRes qw(time); |
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use File::Slurp; |
use File::Slurp; |
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use Data::Dump qw/dump/; |
use Data::Dump qw/dump/; |
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use List::Util qw/first/; |
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use M6502; |
use M6502; |
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use base qw(Class::Accessor M6502 Screen Prefs); |
use base qw(Class::Accessor M6502 Screen Prefs); |
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=cut |
=cut |
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my @kbd_ports = ( |
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0x87FC,0x87FD,0x87FA,0x87FB,0x87F6,0x87F7, |
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0x87EE,0x87EF,0x87DE,0x87DF,0x87BE,0x87BF, |
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0x877E,0x877F,0x86FE,0x86FF,0x85FE,0x85FF, |
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0x83FE,0x83FF, |
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); |
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=head2 init |
=head2 init |
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Start emulator, open L<Screen>, load initial ROM images, and render memory |
Start emulator, open L<Screen>, load initial ROM images, and render memory |
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# $PC = 0xDD11; # BC |
# $PC = 0xDD11; # BC |
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# $PC = 0xC274; # MC |
# $PC = 0xC274; # MC |
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$PC = 0xff89; |
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$orao = $self; |
$orao = $self; |
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# $self->prompt( 0x1000 ); |
# $self->prompt( 0x1000 ); |
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my ($addr) = @_; |
my ($addr) = @_; |
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my $byte = $mem[$addr]; |
my $byte = $mem[$addr]; |
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warn sprintf("# Orao::read(%04x) = %02x\n", $addr, $byte) if $self->trace; |
warn sprintf("# Orao::read(%04x) = %02x\n", $addr, $byte) if $self->trace; |
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# keyboard |
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if ( first { $addr == $_ } @kbd_ports ) { |
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warn sprintf("keyboard port: %04x\n",$addr); |
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} elsif ( $addr == 0x87fc ) { |
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warn "0x87fc - arrows/back\n"; |
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=for pascal |
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if VKey=VK_RIGHT then Result:=16; |
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if VKey=VK_DOWN then Result:=128; |
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if VKey=VK_UP then Result:=192; |
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if VKey=VK_LEFT then Result:=224; |
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if Ord(KeyPressed)=VK_BACK then Result:=224; |
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=cut |
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} elsif ( $addr == 0x87fd ) { |
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warn "0x87fd - enter\n"; |
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=for pascal |
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if KeyPressed=Chr(13) then begin |
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Mem[$FC]:=13; |
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Result:=0; |
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end; |
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=cut |
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} elsif ( $addr == 0x87fa ) { |
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warn "0x87fa = F1 - F4\n"; |
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=for pascal |
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if VKey=VK_F4 then Result:=16; |
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if VKey=VK_F3 then Result:=128; |
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if VKey=VK_F2 then Result:=192; |
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if VKey=VK_F1 then Result:=224; |
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=cut |
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} elsif ( $addr == 0x87fb ) { |
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warn "0x87fb\n"; |
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=for pascal |
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if KeyPressed=Chr(32) then Result:=32; |
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if KeyPressed='"' then Result:=16; |
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if KeyPressed='!' then Result:=16; |
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if KeyPressed='$' then Result:=16; |
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if KeyPressed='%' then Result:=16; |
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if KeyPressed='&' then Result:=16; |
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if KeyPressed='(' then Result:=16; |
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if KeyPressed=')' then Result:=16; |
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if KeyPressed='=' then Result:=16; |
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if KeyPressed='#' then Result:=16; |
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if KeyPressed='+' then Result:=16; |
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if KeyPressed='*' then Result:=16; |
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if KeyPressed='?' then Result:=16; |
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if KeyPressed='<' then Result:=16; |
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if KeyPressed='>' then Result:=16; |
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if VKey=191 then Result:=16; |
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=cut |
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} |
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$self->mmap_pixel( $addr, 0, $byte, 0 ); |
$self->mmap_pixel( $addr, 0, $byte, 0 ); |
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return $byte; |
return $byte; |
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} |
} |