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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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__PACKAGE__->mk_accessors(qw(run_for)); |
__PACKAGE__->mk_accessors(qw(booted)); |
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=head1 NAME |
=head1 NAME |
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=head1 VERSION |
=head1 VERSION |
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Version 0.02 |
Version 0.04 |
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=cut |
=cut |
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our $VERSION = '0.02'; |
our $VERSION = '0.04'; |
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=head1 SUMMARY |
=head1 SUMMARY |
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0x83FE,0x83FF, |
0x83FE,0x83FF, |
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); |
); |
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=head1 FUNCTIONS |
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=head2 boot |
=head2 boot |
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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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sub boot { |
sub boot { |
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my $self = shift; |
my $self = shift; |
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warn "Orao calling upstream init\n"; |
warn "Orao calling upstream init\n"; |
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$self->SUPER::init( $self, @_ ); |
$self->SUPER::init( |
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read => sub { $self->read( @_ ) }, |
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write => sub { $self->write( @_ ) }, |
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); |
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warn "Orao $Orao::VERSION emulation starting\n"; |
warn "Orao $Orao::VERSION emulation starting\n"; |
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warn "emulating ", $#mem, " bytes of memory\n"; |
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$self->open_screen; |
$self->open_screen; |
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$self->load_rom({ |
$self->load_rom({ |
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0x1000 => 'dump/SCRINV.BIN', |
0x1000 => 'dump/SCRINV.BIN', |
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M6502::reset(); |
M6502::reset(); |
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$self->booted( 1 ); |
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} |
} |
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=head2 run |
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Run interactive emulation loop |
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$orao->run; |
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=cut |
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sub run { |
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my $self = shift; |
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$self->boot if ( ! $self->booted ); |
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$self->loop; |
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}; |
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=head1 Helper functions |
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=head2 load_rom |
=head2 load_rom |
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called to init memory and load initial rom images |
called to init memory and load initial rom images |
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foreach my $addr ( sort keys %$loaded_files ) { |
foreach my $addr ( sort keys %$loaded_files ) { |
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my $path = $loaded_files->{$addr}; |
my $path = $loaded_files->{$addr}; |
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$self->load_oraoemu( $path, $addr ); |
$self->load_image( $path, $addr ); |
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} |
} |
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} |
} |
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$self->render_mem( @mem ) if $self->show_mem; |
$self->render_mem( @mem ) if $self->show_mem; |
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} |
} |
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=head2 load_oraoemu |
=head2 load_image |
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Load binary files, ROM images and Orao Emulator files |
Load binary files, ROM images and Orao Emulator files |
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$orao->load_oraoemu( '/path/to/file', 0x1000 ); |
$orao->load_image( '/path/to/file', 0x1000 ); |
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Returns true on success. |
Returns true on success. |
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=cut |
=cut |
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sub load_oraoemu { |
sub load_image { |
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my $self = shift; |
my $self = shift; |
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my ( $path, $addr ) = @_; |
my ( $path, $addr ) = @_; |
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my $self = shift; |
my $self = shift; |
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my ($addr) = @_; |
my ($addr) = @_; |
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my $byte = $mem[$addr]; |
my $byte = $mem[$addr]; |
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confess sprintf("can't find memory at address %04x",$addr) unless defined($byte); |
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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 |
# keyboard |
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} |
} |
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if ( $addr > 0xafff ) { |
if ( $addr > 0xafff ) { |
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warn sprintf "write access 0x%04x > 0xafff aborting\n", $addr; |
confess sprintf "write access 0x%04x > 0xafff aborting\n", $addr; |
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return; |
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} |
} |
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$self->mmap_pixel( $addr, $byte, 0, 0 ); |
$self->mmap_pixel( $addr, $byte, 0, 0 ); |
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sub cli { |
sub cli { |
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my $self = shift; |
my $self = shift; |
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my $a = $PC || confess "no pc?"; |
my $a = $PC || confess "no pc?"; |
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my $run_for = 0; |
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warn $self->dump_R() if $show_R; |
warn $self->dump_R() if $show_R; |
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while ( my ($line, @v) = $self->prompt( $a, $last ) ) { |
while ( my ($line, @v) = $self->prompt( $a, $last ) ) { |
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my $c = shift @v; |
my $c = shift @v; |
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} elsif ( $c =~ m/^l/i ) { |
} elsif ( $c =~ m/^l/i ) { |
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my $to = shift @v || 0x1000; |
my $to = shift @v || 0x1000; |
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$a = $to; |
$a = $to; |
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$self->load_oraoemu( $v, $a ); |
$self->load_image( $v, $a ); |
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$last = ''; |
$last = ''; |
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} elsif ( $c =~ m/^s/i ) { |
} elsif ( $c =~ m/^s/i ) { |
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$self->save_dump( $v || 'mem.dump', @v ); |
$self->save_dump( $v || 'mem.dump', @v ); |
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} |
} |
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} |
} |
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return $run_for; |
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} |
} |
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=head1 AUTHOR |
=head1 AUTHOR |