3 |
use warnings; |
use warnings; |
4 |
use strict; |
use strict; |
5 |
|
|
6 |
use Carp; |
use Carp qw/confess/; |
7 |
use lib './lib'; |
use lib './lib'; |
8 |
#use Time::HiRes qw(time); |
#use Time::HiRes qw(time); |
9 |
use File::Slurp; |
use File::Slurp; |
10 |
use Data::Dump qw/dump/; |
use Data::Dump qw/dump/; |
11 |
use M6502; |
use M6502; |
12 |
|
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13 |
use base qw(Class::Accessor M6502 Screen); |
use base qw(Class::Accessor M6502 Screen Prefs); |
14 |
__PACKAGE__->mk_accessors(qw(debug trace run_for mem_dump trace)); |
__PACKAGE__->mk_accessors(qw(run_for)); |
15 |
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16 |
=head1 NAME |
=head1 NAME |
17 |
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33 |
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34 |
=head2 init |
=head2 init |
35 |
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|
36 |
Start emulator |
Start emulator, open L<Screen>, load initial ROM images, and render memory |
37 |
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|
38 |
=cut |
=cut |
39 |
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|
46 |
warn "Orao calling upstream init\n"; |
warn "Orao calling upstream init\n"; |
47 |
$self->SUPER::init( $self, @_ ); |
$self->SUPER::init( $self, @_ ); |
48 |
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|
49 |
warn "staring Orao $Orao::VERSION emulation\n"; |
warn "Orao $Orao::VERSION emulation starting\n"; |
50 |
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|
51 |
$self->open_screen; |
$self->open_screen; |
52 |
$self->load_rom({ |
$self->load_rom({ |
53 |
0x1000 => 'dump/SCRINV.BIN', |
0x1000 => 'dump/SCRINV.BIN', |
54 |
|
# should be 0x6000, but oraoemu has 2 byte prefix |
55 |
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0x5FFE => 'dump/screen.dmp', |
56 |
0xC000 => 'rom/BAS12.ROM', |
0xC000 => 'rom/BAS12.ROM', |
57 |
0xE000 => 'rom/CRT12.ROM', |
0xE000 => 'rom/CRT12.ROM', |
58 |
}); |
}); |
59 |
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|
60 |
$PC = 0xDD11; # BC |
# $PC = 0xDD11; # BC |
61 |
# $PC = 0xC274; # MC |
# $PC = 0xC274; # MC |
62 |
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|
63 |
$orao = $self; |
$orao = $self; |
68 |
$self->trace( 0 ); |
$self->trace( 0 ); |
69 |
$self->debug( 0 ); |
$self->debug( 0 ); |
70 |
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71 |
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$self->render( @mem[ 0x6000 .. 0x7fff ] ); |
72 |
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|
73 |
if ( $self->show_mem ) { |
if ( $self->show_mem ) { |
74 |
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|
75 |
warn "rendering memory map\n"; |
warn "rendering memory map\n"; |
76 |
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77 |
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$self->render_mem( @mem ); |
78 |
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|
79 |
my @mmap = ( |
my @mmap = ( |
80 |
0x0000, 0x03FF, 'nulti blok', |
0x0000, 0x03FF, 'nulti blok', |
81 |
0x0400, 0x5FFF, 'korisnički RAM (23K)', |
0x0400, 0x5FFF, 'korisnički RAM (23K)', |
87 |
0xE000, 0xFFFF, 'sistemski ROM', |
0xE000, 0xFFFF, 'sistemski ROM', |
88 |
); |
); |
89 |
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|
90 |
|
if(0){ |
91 |
foreach my $i ( 0 .. $#mmap / 3 ) { |
foreach my $i ( 0 .. $#mmap / 3 ) { |
92 |
my $o = $i * 3; |
my $o = $i * 3; |
93 |
my ( $from, $to, $desc ) = @mmap[$o,$o+1,$o+2]; |
my ( $from, $to, $desc ) = @mmap[$o,$o+1,$o+2]; |
101 |
} |
} |
102 |
} |
} |
103 |
} |
} |
104 |
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} |
105 |
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|
106 |
} else { |
} else { |
107 |
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|
108 |
warn "rendering video memory\n"; |
warn "rendering video memory\n"; |
109 |
for my $a ( 0x6000 .. 0x7fff ) { |
# for my $a ( 0x6000 .. 0x7fff ) { |
110 |
$self->vram( $a - 0x6000, $mem[$a] ); |
# $self->vram( $a - 0x6000, $mem[$a] ); |
111 |
} |
# } |
112 |
|
$self->render( @mem[ 0x6000 .. 0x7fff ] ); |
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|
114 |
} |
} |
115 |
$self->sync; |
$self->sync; |
144 |
} |
} |
145 |
} |
} |
146 |
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147 |
|
# write chunk directly into memory, updateing vram if needed |
|
=head2 load_oraoemu |
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=cut |
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148 |
sub _write_chunk { |
sub _write_chunk { |
149 |
my $self = shift; |
my $self = shift; |
150 |
my ( $addr, $chunk ) = @_; |
my ( $addr, $chunk ) = @_; |
161 |
$t = $end if ( $end < $t ); |
$t = $end if ( $end < $t ); |
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|
|
163 |
warn sprintf("refresh video ram %04x-%04x\n", $f, $t); |
warn sprintf("refresh video ram %04x-%04x\n", $f, $t); |
164 |
foreach my $a ( $f .. $t ) { |
# foreach my $a ( $f .. $t ) { |
165 |
$self->vram( $a - 0x6000 , $mem[ $a ] ); |
# $self->vram( $a - 0x6000 , $mem[ $a ] ); |
166 |
} |
# } |
167 |
|
$self->render( @mem[ 0x6000 .. 0x7fff ] ); |
168 |
} |
} |
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170 |
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=head2 load_oraoemu |
171 |
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172 |
|
Load binary files, ROM images and Orao Emulator files |
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174 |
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$orao->load_oraoemu( '/path/to/file', 0x1000 ); |
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176 |
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Returns true on success. |
177 |
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178 |
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=cut |
179 |
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180 |
sub load_oraoemu { |
sub load_oraoemu { |
181 |
my $self = shift; |
my $self = shift; |
182 |
my ( $path, $addr ) = @_; |
my ( $path, $addr ) = @_; |
183 |
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184 |
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if ( ! -e $path ) { |
185 |
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warn "ERROR: file $path doesn't exist\n"; |
186 |
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return; |
187 |
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} |
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189 |
my $size = -s $path || confess "no size for $path: $!"; |
my $size = -s $path || confess "no size for $path: $!"; |
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191 |
my $buff = read_file( $path ); |
my $buff = read_file( $path ); |
194 |
$addr = 0; |
$addr = 0; |
195 |
warn sprintf "loading oraoemu 64k dump %s at %04x - %04x %02x\n", $path, $addr, $addr+$size-1, $size; |
warn sprintf "loading oraoemu 64k dump %s at %04x - %04x %02x\n", $path, $addr, $addr+$size-1, $size; |
196 |
$self->_write_chunk( $addr, substr($buff,2) ); |
$self->_write_chunk( $addr, substr($buff,2) ); |
197 |
return; |
return 1; |
198 |
} elsif ( $size == 32800 ) { |
} elsif ( $size == 32800 ) { |
199 |
$addr = 0; |
$addr = 0; |
200 |
warn sprintf "loading oraoemu 1.3 dump %s at %04x - %04x %02x\n", $path, $addr, $addr+$size-1, $size; |
warn sprintf "loading oraoemu 1.3 dump %s at %04x - %04x %02x\n", $path, $addr, $addr+$size-1, $size; |
201 |
$self->_write_chunk( $addr, substr($buff,0x20) ); |
$self->_write_chunk( $addr, substr($buff,0x20) ); |
202 |
return; |
return 1; |
203 |
} |
} |
204 |
printf "loading %s at %04x - %04x %02x\n", $path, $addr, $addr+$size-1, $size; |
printf "loading %s at %04x - %04x %02x\n", $path, $addr, $addr+$size-1, $size; |
205 |
return $self->_write_chunk( $addr, $buff ); |
$self->_write_chunk( $addr, $buff ); |
206 |
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return 1; |
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208 |
my $chunk; |
my $chunk; |
209 |
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221 |
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222 |
$self->_write_chunk( $addr, $chunk ); |
$self->_write_chunk( $addr, $chunk ); |
223 |
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224 |
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return 1; |
225 |
}; |
}; |
226 |
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=head2 save_dump |
=head2 save_dump |
258 |
return sprintf(" %04x %s\n", $a, |
return sprintf(" %04x %s\n", $a, |
259 |
join(" ", |
join(" ", |
260 |
map { |
map { |
261 |
sprintf( "%02x", $_ ) |
if ( defined($_) ) { |
262 |
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sprintf( "%02x", $_ ) |
263 |
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} else { |
264 |
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' ' |
265 |
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} |
266 |
} @mem[ $a .. $a+8 ] |
} @mem[ $a .. $a+8 ] |
267 |
) |
) |
268 |
); |
); |
309 |
$self->vram( $addr - 0x6000 , $byte ); |
$self->vram( $addr - 0x6000 , $byte ); |
310 |
} |
} |
311 |
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if ( $addr > 0xafff ) { |
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warn sprintf "access to %04x above affff aborting\n", $addr; |
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return -1; |
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} |
|
312 |
if ( $addr == 0x8800 ) { |
if ( $addr == 0x8800 ) { |
313 |
warn sprintf "sound ignored: %x\n", $byte; |
warn sprintf "sound ignored: %x\n", $byte; |
314 |
} |
} |
315 |
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316 |
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if ( $addr > 0xafff ) { |
317 |
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warn sprintf "write access 0x%04x > 0xafff aborting\n", $addr; |
318 |
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return; |
319 |
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} |
320 |
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321 |
$self->mmap_pixel( $addr, $byte, 0, 0 ); |
$self->mmap_pixel( $addr, $byte, 0, 0 ); |
322 |
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323 |
$mem[$addr] = $byte; |
$mem[$addr] = $byte; |
331 |
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332 |
=head2 prompt |
=head2 prompt |
333 |
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334 |
$orao->prompt( $address, $last_command ); |
my ( $entered_line, @p ) = $orao->prompt( $address, $last_command ); |
335 |
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336 |
=cut |
=cut |
337 |
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349 |
warn "## prompt got: $in\n" if $self->debug; |
warn "## prompt got: $in\n" if $self->debug; |
350 |
$in ||= $last; |
$in ||= $last; |
351 |
$last = $in; |
$last = $in; |
352 |
return split(/\s+/, $in) if $in; |
return ( $in, split(/\s+/, $in) ) if $in; |
353 |
} |
} |
354 |
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|
355 |
=head2 cli |
=head2 cli |
358 |
|
|
359 |
=cut |
=cut |
360 |
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361 |
|
my $show_R = 0; |
362 |
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|
363 |
sub cli { |
sub cli { |
364 |
my $self = shift; |
my $self = shift; |
365 |
my $a = $PC || confess "no pc?"; |
my $a = $PC || confess "no pc?"; |
366 |
while ( my @v = $self->prompt( $a, $last ) ) { |
warn $self->dump_R() if $show_R; |
367 |
|
while ( my ($line, @v) = $self->prompt( $a, $last ) ) { |
368 |
my $c = shift @v; |
my $c = shift @v; |
369 |
|
next unless defined($c); |
370 |
my $v = shift @v; |
my $v = shift @v; |
371 |
$v = hex($v) if $v && $v =~ m/^[0-9a-f]+$/; |
$v = hex($v) if $v && $v =~ m/^[0-9a-f]+$/; |
372 |
@v = map { hex($_) } @v; |
@v = map { hex($_) } @v; |
388 |
d\t\tdebug [$d] |
d\t\tdebug [$d] |
389 |
|
|
390 |
__USAGE__ |
__USAGE__ |
391 |
warn sprintf(" PC: %04x A:%02x P:%02x X:%02x Y:%02x S:%02x\n", $PC, $A, $P, $X, $Y, $S); |
warn $self->dump_R; |
392 |
} elsif ( $c =~ m/^e/i ) { |
} elsif ( $c =~ m/^e/i ) { |
393 |
$a = $v if defined($v); |
$a = $v if defined($v); |
394 |
my $to = shift @v; |
my $to = shift @v; |
395 |
$to = $a + 32 if ( ! $to || $to <= $a ); |
$to = $a + 32 if ( ! $to || $to <= $a ); |
396 |
my $lines = int( ($to - $a - 8) / 8 ); |
$to = 0xffff if ( $to > 0xffff ); |
397 |
printf "## m %04x %04x lines: %d\n", $a, $to, $lines; |
my $lines = int( ($to - $a + 8) / 8 ); |
398 |
while ( $lines ) { |
printf "## e %04x %04x (%d bytes) lines: %d\n", $a, $to, ($to-$a), $lines; |
399 |
|
while ( --$lines ) { |
400 |
print $self->hexdump( $a ); |
print $self->hexdump( $a ); |
401 |
$a += 8; |
$a += 8; |
|
$lines--; |
|
402 |
} |
} |
403 |
$last = '+'; |
$last = '+'; |
404 |
|
$show_R = 0; |
405 |
} elsif ( $c =~ m/^\+/ ) { |
} elsif ( $c =~ m/^\+/ ) { |
406 |
$a += 8; |
$a += 8; |
407 |
|
$show_R = 0; |
408 |
} elsif ( $c =~ m/^\-/ ) { |
} elsif ( $c =~ m/^\-/ ) { |
409 |
$a -= 8; |
$a -= 8; |
410 |
|
$show_R = 0; |
411 |
} elsif ( $c =~ m/^m/i ) { |
} elsif ( $c =~ m/^m/i ) { |
412 |
$a = $v; |
$a = $v if defined($v); |
413 |
$self->poke_code( $a, @v ); |
$self->poke_code( $a, @v ); |
414 |
printf "poke %d bytes at %04x\n", $#v + 1, $a; |
printf "poke %d bytes at %04x\n", $#v + 1, $a; |
415 |
$last = '+'; |
$last = '+'; |
416 |
|
$show_R = 0; |
417 |
} elsif ( $c =~ m/^l/i ) { |
} elsif ( $c =~ m/^l/i ) { |
418 |
my $to = shift @v || 0x1000; |
my $to = shift @v || 0x1000; |
419 |
$a = $to; |
$a = $to; |
425 |
} elsif ( $c =~ m/^r/i ) { |
} elsif ( $c =~ m/^r/i ) { |
426 |
$run_for = $v || 1; |
$run_for = $v || 1; |
427 |
print "run_for $run_for instructions\n"; |
print "run_for $run_for instructions\n"; |
428 |
|
$show_R = 1; |
429 |
last; |
last; |
430 |
} elsif ( $c =~ m/^(u|j)/ ) { |
} elsif ( $c =~ m/^(u|j)/ ) { |
431 |
my $to = $v || $a; |
my $to = $v || $a; |
432 |
printf "set pc to %04x\n", $to; |
printf "set pc to %04x\n", $to; |
433 |
$PC = $to; # remember for restart |
$PC = $to; # remember for restart |
434 |
$run_for = 1; |
$run_for = 1; |
435 |
$last = sprintf('m %04x', $to); |
$last = "r $run_for"; |
436 |
|
$show_R = 1; |
437 |
last; |
last; |
438 |
} elsif ( $c =~ m/^t/ ) { |
} elsif ( $c =~ m/^t/ ) { |
439 |
$self->trace( not $self->trace ); |
$self->trace( not $self->trace ); |
440 |
print "trace ", $self->trace ? 'on' : 'off', "\n"; |
print "trace ", $self->trace ? 'on' : 'off', "\n"; |
441 |
|
$last = ''; |
442 |
} elsif ( $c =~ m/^d/ ) { |
} elsif ( $c =~ m/^d/ ) { |
443 |
$self->debug( not $self->debug ); |
$self->debug( not $self->debug ); |
444 |
print "debug ", $self->debug ? 'on' : 'off', "\n"; |
print "debug ", $self->debug ? 'on' : 'off', "\n"; |
445 |
|
$last = ''; |
446 |
} else { |
} else { |
447 |
warn "# ignore $c\n"; |
warn "# ignored $line\n" if ($line); |
448 |
last; |
$last = ''; |
449 |
} |
} |
450 |
} |
} |
451 |
|
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|
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|
452 |
} |
} |
453 |
|
|
454 |
=head1 AUTHOR |
=head1 AUTHOR |