46 |
warn "Orao calling upstream init\n"; |
warn "Orao calling upstream init\n"; |
47 |
$self->SUPER::init( $self, @_ ); |
$self->SUPER::init( $self, @_ ); |
48 |
|
|
49 |
warn "staring Orao $Orao::VERSION emulation\n"; |
warn "Orao $Orao::VERSION emulation starting\n", dump( $self ); |
50 |
|
|
51 |
$self->open_screen; |
$self->open_screen; |
52 |
$self->load_rom({ |
$self->load_rom({ |
55 |
0xE000 => 'rom/CRT12.ROM', |
0xE000 => 'rom/CRT12.ROM', |
56 |
}); |
}); |
57 |
|
|
58 |
$self->load_oraoemu( 'dump/orao-1.2' ); |
$PC = 0xDD11; # BC |
59 |
$self->load_oraoemu( 'dump/SCRINV.BIN', 0x1000 ); |
# $PC = 0xC274; # MC |
|
$PC = 0x1000; |
|
60 |
|
|
61 |
$orao = $self; |
$orao = $self; |
62 |
|
|
63 |
# $self->prompt( 0x1000 ); |
# $self->prompt( 0x1000 ); |
64 |
|
|
65 |
my $trace = $self->trace; |
my ( $trace, $debug ) = ( $self->trace, $self->debug ); |
66 |
$self->trace( 0 ); |
$self->trace( 0 ); |
67 |
|
$self->debug( 0 ); |
68 |
|
|
69 |
if ( $self->show_mem ) { |
if ( $self->show_mem ) { |
70 |
|
|
105 |
} |
} |
106 |
$self->sync; |
$self->sync; |
107 |
$self->trace( $trace ); |
$self->trace( $trace ); |
108 |
|
$self->debug( $debug ); |
109 |
|
|
110 |
#( $A, $P, $X, $Y, $S, $IPeriod ) = ( 1, 2, 3, 4, 5, 6 ); |
#( $A, $P, $X, $Y, $S, $IPeriod ) = ( 1, 2, 3, 4, 5, 6 ); |
111 |
|
|
112 |
warn "Orao init finished", $self->trace ? ' trace on' : '', "\n"; |
warn "Orao init finished", |
113 |
|
$self->trace ? ' trace' : '', |
114 |
|
$self->debug ? ' debug' : '', |
115 |
|
"\n"; |
116 |
|
|
117 |
} |
} |
118 |
|
|
140 |
|
|
141 |
=cut |
=cut |
142 |
|
|
143 |
|
sub _write_chunk { |
144 |
|
my $self = shift; |
145 |
|
my ( $addr, $chunk ) = @_; |
146 |
|
$self->write_chunk( $addr, $chunk ); |
147 |
|
my $end = $addr + length($chunk); |
148 |
|
my ( $f, $t ) = ( 0x6000, 0x7fff ); |
149 |
|
|
150 |
|
if ( $end < $f || $addr >= $t ) { |
151 |
|
warn "skip vram update\n"; |
152 |
|
return; |
153 |
|
}; |
154 |
|
|
155 |
|
$f = $addr if ( $addr > $f ); |
156 |
|
$t = $end if ( $end < $t ); |
157 |
|
|
158 |
|
warn sprintf("refresh video ram %04x-%04x\n", $f, $t); |
159 |
|
foreach my $a ( $f .. $t ) { |
160 |
|
$self->vram( $a - 0x6000 , $mem[ $a ] ); |
161 |
|
} |
162 |
|
} |
163 |
|
|
164 |
sub load_oraoemu { |
sub load_oraoemu { |
165 |
my $self = shift; |
my $self = shift; |
166 |
my ( $path, $addr ) = @_; |
my ( $path, $addr ) = @_; |
172 |
if ( $size == 65538 ) { |
if ( $size == 65538 ) { |
173 |
$addr = 0; |
$addr = 0; |
174 |
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; |
175 |
$self->write_chunk( $addr, substr($buff,2) ); |
$self->_write_chunk( $addr, substr($buff,2) ); |
176 |
return; |
return; |
177 |
} elsif ( $size == 32800 ) { |
} elsif ( $size == 32800 ) { |
178 |
$addr = 0; |
$addr = 0; |
179 |
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; |
180 |
$self->write_chunk( $addr, substr($buff,0x20) ); |
$self->_write_chunk( $addr, substr($buff,0x20) ); |
181 |
return; |
return; |
182 |
} |
} |
183 |
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; |
184 |
return $self->write_chunk( $addr, $buff ); |
return $self->_write_chunk( $addr, $buff ); |
185 |
|
|
186 |
my $chunk; |
my $chunk; |
187 |
|
|
197 |
$pos += 4; |
$pos += 4; |
198 |
} |
} |
199 |
|
|
200 |
$self->write_chunk( $addr, $chunk ); |
$self->_write_chunk( $addr, $chunk ); |
201 |
|
|
202 |
}; |
}; |
203 |
|
|
236 |
join(" ", |
join(" ", |
237 |
map { |
map { |
238 |
sprintf( "%02x", $_ ) |
sprintf( "%02x", $_ ) |
239 |
} $self->ram( $a, $a+8 ) |
} @mem[ $a .. $a+8 ] |
240 |
) |
) |
241 |
); |
); |
242 |
} |
} |
243 |
|
|
|
=head2 prompt |
|
|
|
|
|
$orao->prompt( $address, $last_command ); |
|
|
|
|
|
=cut |
|
|
|
|
|
sub prompt { |
|
|
my $self = shift; |
|
|
my $a = shift; |
|
|
my $last = shift; |
|
|
print STDERR $self->hexdump( $a ), |
|
|
$last ? "[$last] " : '', |
|
|
"> "; |
|
|
my $in = <STDIN>; |
|
|
chomp($in); |
|
|
$in ||= $last; |
|
|
$last = $in; |
|
|
return split(/\s+/, $in) if $in; |
|
|
} |
|
|
|
|
244 |
=head1 Memory management |
=head1 Memory management |
245 |
|
|
246 |
Orao implements all I/O using mmap addresses. This was main reason why |
Orao implements all I/O using mmap addresses. This was main reason why |
282 |
$self->vram( $addr - 0x6000 , $byte ); |
$self->vram( $addr - 0x6000 , $byte ); |
283 |
} |
} |
284 |
|
|
|
if ( $addr > 0xafff ) { |
|
|
warn sprintf "access to %04x above affff aborting\n", $addr; |
|
|
return -1; |
|
|
} |
|
285 |
if ( $addr == 0x8800 ) { |
if ( $addr == 0x8800 ) { |
286 |
warn sprintf "sound ignored: %x\n", $byte; |
warn sprintf "sound ignored: %x\n", $byte; |
287 |
} |
} |
288 |
|
|
289 |
|
if ( $addr > 0xafff ) { |
290 |
|
confess sprintf "write access %04x > afff aborting\n", $self, $addr; |
291 |
|
} |
292 |
|
|
293 |
$self->mmap_pixel( $addr, $byte, 0, 0 ); |
$self->mmap_pixel( $addr, $byte, 0, 0 ); |
294 |
|
|
295 |
$mem[$addr] = $byte; |
$mem[$addr] = $byte; |
301 |
Command-line debugging intrerface is implemented for communication with |
Command-line debugging intrerface is implemented for communication with |
302 |
emulated device |
emulated device |
303 |
|
|
304 |
=head2 cli |
=head2 prompt |
305 |
|
|
306 |
$orao->cli(); |
$orao->prompt( $address, $last_command ); |
307 |
|
|
308 |
=cut |
=cut |
309 |
|
|
310 |
my $last = 'r 1'; |
my $last = 'r 1'; |
311 |
|
|
312 |
|
sub prompt { |
313 |
|
my $self = shift; |
314 |
|
$self->app->sync; |
315 |
|
my $a = shift; |
316 |
|
print STDERR $self->hexdump( $a ), |
317 |
|
$last ? "[$last] " : '', |
318 |
|
"> "; |
319 |
|
my $in = <STDIN>; |
320 |
|
chomp($in); |
321 |
|
warn "## prompt got: $in\n" if $self->debug; |
322 |
|
$in ||= $last; |
323 |
|
$last = $in; |
324 |
|
return split(/\s+/, $in) if $in; |
325 |
|
} |
326 |
|
|
327 |
|
=head2 cli |
328 |
|
|
329 |
|
$orao->cli(); |
330 |
|
|
331 |
|
=cut |
332 |
|
|
333 |
sub cli { |
sub cli { |
334 |
my $self = shift; |
my $self = shift; |
335 |
my $a = $PC || confess "no pc?"; |
my $a = $PC || confess "no pc?"; |
336 |
$self->app->sync; |
while ( my @v = $self->prompt( $a, $last ) ) { |
|
while ( my @v = $orao->prompt( $a, $last ) ) { |
|
337 |
my $c = shift @v; |
my $c = shift @v; |
338 |
my $v = shift @v; |
my $v = shift @v; |
339 |
$v = hex($v) if $v && $v =~ m/^[0-9a-f]+$/; |
$v = hex($v) if $v && $v =~ m/^[0-9a-f]+$/; |
|
printf "## [%s] %s\n", ($v || 'undef'), join(",",@v) if $self->debug; |
|
340 |
@v = map { hex($_) } @v; |
@v = map { hex($_) } @v; |
341 |
|
printf "## a: %04x parsed cli: c:%s v:%s %s\n", $a, $c, ($v || 'undef'), join(",",@v) if $self->debug; |
342 |
if ( $c =~ m/^[qx]/i ) { |
if ( $c =~ m/^[qx]/i ) { |
343 |
exit; |
exit; |
344 |
} elsif ( $c eq '?' ) { |
} elsif ( $c eq '?' ) { |
345 |
|
my $t = $self->trace ? 'on' : 'off' ; |
346 |
|
my $d = $self->debug ? 'on' : 'off' ; |
347 |
warn <<__USAGE__; |
warn <<__USAGE__; |
348 |
uage: |
Usage: |
349 |
|
|
350 |
x|q\t\texit |
x|q\t\texit |
351 |
e 6000 6010\tdump memory, +/- to walk forward/backward |
e 6000 6010\tdump memory, +/- to walk forward/backward |
352 |
m 1000 ff 00\tput ff 00 on 1000 |
m 1000 ff 00\tput ff 00 on 1000 |
353 |
j|u 1000\t\tjump (change pc) |
j|u 1000\t\tjump (change pc) |
354 |
r 42\t\trun 42 instruction opcodes |
r 42\t\trun 42 instruction opcodes |
355 |
|
t\t\ttrace [$t] |
356 |
|
d\t\tdebug [$d] |
357 |
|
|
358 |
__USAGE__ |
__USAGE__ |
359 |
|
warn sprintf(" PC: %04x A:%02x P:%02x X:%02x Y:%02x S:%02x\n", $PC, $A, $P, $X, $Y, $S); |
360 |
} elsif ( $c =~ m/^e/i ) { |
} elsif ( $c =~ m/^e/i ) { |
361 |
$a ||= $v; |
$a = $v if defined($v); |
362 |
my $to = shift @v; |
my $to = shift @v; |
363 |
$to = $a + 32 if ( ! $to || $to <= $a ); |
$to = $a + 32 if ( ! $to || $to <= $a ); |
364 |
my $lines = int( ($to - $a - 8) / 8 ); |
my $lines = int( ($to - $a - 8) / 8 ); |
377 |
$a = $v; |
$a = $v; |
378 |
$self->poke_code( $a, @v ); |
$self->poke_code( $a, @v ); |
379 |
printf "poke %d bytes at %04x\n", $#v + 1, $a; |
printf "poke %d bytes at %04x\n", $#v + 1, $a; |
380 |
|
$last = '+'; |
381 |
} elsif ( $c =~ m/^l/i ) { |
} elsif ( $c =~ m/^l/i ) { |
382 |
my $to = shift @v || 0x1000; |
my $to = shift @v || 0x1000; |
383 |
$a = $to; |
$a = $to; |
384 |
$self->load_oraoemu( $v, $a ); |
$self->load_oraoemu( $v, $a ); |
385 |
|
$last = ''; |
386 |
} elsif ( $c =~ m/^s/i ) { |
} elsif ( $c =~ m/^s/i ) { |
387 |
$self->save_dump( $v || 'mem.dump', @v ); |
$self->save_dump( $v || 'mem.dump', @v ); |
388 |
|
$last = ''; |
389 |
} elsif ( $c =~ m/^r/i ) { |
} elsif ( $c =~ m/^r/i ) { |
390 |
$run_for = $v || 1; |
$run_for = $v || 1; |
391 |
print "run_for $run_for instructions\n"; |
print "run_for $run_for instructions\n"; |
395 |
printf "set pc to %04x\n", $to; |
printf "set pc to %04x\n", $to; |
396 |
$PC = $to; # remember for restart |
$PC = $to; # remember for restart |
397 |
$run_for = 1; |
$run_for = 1; |
398 |
|
$last = sprintf('m %04x', $to); |
399 |
last; |
last; |
400 |
} elsif ( $c =~ m/^t/ ) { |
} elsif ( $c =~ m/^t/ ) { |
401 |
$self->trace( not $self->trace ); |
$self->trace( not $self->trace ); |
402 |
print "trace ", $self->trace ? 'on' : 'off', "\n"; |
print "trace ", $self->trace ? 'on' : 'off', "\n"; |
403 |
|
} elsif ( $c =~ m/^d/ ) { |
404 |
|
$self->debug( not $self->debug ); |
405 |
|
print "debug ", $self->debug ? 'on' : 'off', "\n"; |
406 |
} else { |
} else { |
407 |
warn "# ignore $c\n"; |
warn "# ignore $c\n"; |
408 |
last; |
last; |