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 |
|
|
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(booted)); |
15 |
|
|
16 |
=head1 NAME |
=head1 NAME |
17 |
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|
19 |
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|
20 |
=head1 VERSION |
=head1 VERSION |
21 |
|
|
22 |
Version 0.02 |
Version 0.04 |
23 |
|
|
24 |
=cut |
=cut |
25 |
|
|
26 |
our $VERSION = '0.02'; |
our $VERSION = '0.04'; |
27 |
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|
28 |
=head1 SUMMARY |
=head1 SUMMARY |
29 |
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|
31 |
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|
32 |
=cut |
=cut |
33 |
|
|
34 |
=head2 init |
=head1 FUNCTIONS |
35 |
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|
36 |
Start emulator |
=head2 boot |
37 |
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|
38 |
|
Start emulator, open L<Screen>, load initial ROM images, and render memory |
39 |
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|
40 |
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my $orao = Orao->new({}); |
41 |
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$orao->boot; |
42 |
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|
43 |
=cut |
=cut |
44 |
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|
46 |
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|
47 |
select(STDERR); $| = 1; |
select(STDERR); $| = 1; |
48 |
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|
49 |
sub init { |
sub boot { |
50 |
my $self = shift; |
my $self = shift; |
51 |
warn "Orao calling upstream init\n"; |
warn "Orao calling upstream init\n"; |
52 |
$self->SUPER::init( $self, @_ ); |
$self->SUPER::init( |
53 |
|
read => sub { $self->read( @_ ) }, |
54 |
|
write => sub { $self->write( @_ ) }, |
55 |
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); |
56 |
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|
57 |
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warn "Orao $Orao::VERSION emulation starting\n"; |
58 |
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|
59 |
warn "staring Orao $Orao::VERSION emulation\n"; |
warn "emulating ", $#mem, " bytes of memory\n"; |
60 |
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|
61 |
$self->open_screen; |
$self->open_screen; |
62 |
$self->load_rom({ |
$self->load_rom({ |
63 |
0x1000 => 'dump/SCRINV.BIN', |
0x1000 => 'dump/SCRINV.BIN', |
64 |
0xC000 => 'rom/BAS12.ROM', |
# should be 0x6000, but oraoemu has 2 byte prefix |
65 |
0xE000 => 'rom/CRT12.ROM', |
0x5FFE => 'dump/screen.dmp', |
66 |
|
# 0xC000 => 'rom/BAS12.ROM', |
67 |
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# 0xE000 => 'rom/CRT12.ROM', |
68 |
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0xC000 => 'rom/BAS13.ROM', |
69 |
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0xE000 => 'rom/CRT13.ROM', |
70 |
}); |
}); |
71 |
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|
72 |
$self->load_oraoemu( 'dump/orao-1.2' ); |
# $PC = 0xDD11; # BC |
73 |
$self->load_oraoemu( 'dump/SCRINV.BIN', 0x1000 ); |
# $PC = 0xC274; # MC |
74 |
$PC = 0x1000; |
|
75 |
|
$PC = 0xff89; |
76 |
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|
77 |
$orao = $self; |
$orao = $self; |
78 |
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|
79 |
# $self->prompt( 0x1000 ); |
# $self->prompt( 0x1000 ); |
80 |
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|
81 |
my $trace = $self->trace; |
my ( $trace, $debug ) = ( $self->trace, $self->debug ); |
82 |
$self->trace( 0 ); |
$self->trace( 0 ); |
83 |
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$self->debug( 0 ); |
84 |
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|
85 |
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warn "rendering video memory\n"; |
86 |
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$self->render_vram( @mem[ 0x6000 .. 0x7fff ] ); |
87 |
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|
88 |
if ( $self->show_mem ) { |
if ( $self->show_mem ) { |
89 |
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|
90 |
warn "rendering memory map\n"; |
warn "rendering memory map\n"; |
91 |
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|
92 |
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$self->render_mem( @mem ); |
93 |
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|
94 |
my @mmap = ( |
my @mmap = ( |
95 |
0x0000, 0x03FF, 'nulti blok', |
0x0000, 0x03FF, 'nulti blok', |
96 |
0x0400, 0x5FFF, 'korisnički RAM (23K)', |
0x0400, 0x5FFF, 'korisnički RAM (23K)', |
102 |
0xE000, 0xFFFF, 'sistemski ROM', |
0xE000, 0xFFFF, 'sistemski ROM', |
103 |
); |
); |
104 |
|
|
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foreach my $i ( 0 .. $#mmap / 3 ) { |
|
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my $o = $i * 3; |
|
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my ( $from, $to, $desc ) = @mmap[$o,$o+1,$o+2]; |
|
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printf "%04x - %04x - %s\n", $from, $to, $desc; |
|
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for my $a ( $from .. $to ) { |
|
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if ( $a >= 0x6000 && $a < 0x8000 ) { |
|
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my $b = $self->read( $a ); |
|
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$self->vram( $a - 0x6000, $b ); |
|
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} else { |
|
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$self->read( $a ); |
|
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} |
|
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} |
|
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} |
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} else { |
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warn "rendering video memory\n"; |
|
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for my $a ( 0x6000 .. 0x7fff ) { |
|
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$self->vram( $a - 0x6000, $mem[$a] ); |
|
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} |
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|
105 |
} |
} |
106 |
$self->sync; |
$self->sync; |
107 |
$self->trace( $trace ); |
$self->trace( $trace ); |
108 |
|
$self->debug( $debug ); |
109 |
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|
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 |
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|
112 |
warn "Orao init finished", $self->trace ? ' trace on' : '', "\n"; |
warn "Orao boot finished", |
113 |
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$self->trace ? ' trace' : '', |
114 |
|
$self->debug ? ' debug' : '', |
115 |
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"\n"; |
116 |
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117 |
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M6502::reset(); |
118 |
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119 |
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$self->booted( 1 ); |
120 |
} |
} |
121 |
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122 |
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=head2 run |
123 |
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124 |
|
Run interactive emulation loop |
125 |
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126 |
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$orao->run; |
127 |
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128 |
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=cut |
129 |
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130 |
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sub run { |
131 |
|
my $self = shift; |
132 |
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133 |
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$self->boot if ( ! $self->booted ); |
134 |
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$self->loop; |
135 |
|
}; |
136 |
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137 |
|
=head1 Helper functions |
138 |
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|
139 |
=head2 load_rom |
=head2 load_rom |
140 |
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|
141 |
called to init memory and load initial rom images |
called to init memory and load initial rom images |
151 |
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|
152 |
foreach my $addr ( sort keys %$loaded_files ) { |
foreach my $addr ( sort keys %$loaded_files ) { |
153 |
my $path = $loaded_files->{$addr}; |
my $path = $loaded_files->{$addr}; |
154 |
$self->load_oraoemu( $path, $addr ); |
$self->load_image( $path, $addr ); |
155 |
} |
} |
156 |
} |
} |
157 |
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|
158 |
|
# write chunk directly into memory, updateing vram if needed |
159 |
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sub _write_chunk { |
160 |
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my $self = shift; |
161 |
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my ( $addr, $chunk ) = @_; |
162 |
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$self->write_chunk( $addr, $chunk ); |
163 |
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my $end = $addr + length($chunk); |
164 |
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my ( $f, $t ) = ( 0x6000, 0x7fff ); |
165 |
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|
166 |
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if ( $end < $f || $addr >= $t ) { |
167 |
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warn "skip vram update\n"; |
168 |
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return; |
169 |
|
}; |
170 |
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171 |
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$f = $addr if ( $addr > $f ); |
172 |
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$t = $end if ( $end < $t ); |
173 |
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174 |
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warn sprintf("refresh video ram %04x-%04x\n", $f, $t); |
175 |
|
$self->render_vram( @mem[ 0x6000 .. 0x7fff ] ); |
176 |
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$self->render_mem( @mem ) if $self->show_mem; |
177 |
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} |
178 |
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179 |
|
=head2 load_image |
180 |
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|
181 |
=head2 load_oraoemu |
Load binary files, ROM images and Orao Emulator files |
182 |
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|
183 |
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$orao->load_image( '/path/to/file', 0x1000 ); |
184 |
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185 |
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Returns true on success. |
186 |
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|
187 |
=cut |
=cut |
188 |
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|
189 |
sub load_oraoemu { |
sub load_image { |
190 |
my $self = shift; |
my $self = shift; |
191 |
my ( $path, $addr ) = @_; |
my ( $path, $addr ) = @_; |
192 |
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|
193 |
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if ( ! -e $path ) { |
194 |
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warn "ERROR: file $path doesn't exist\n"; |
195 |
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return; |
196 |
|
} |
197 |
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|
198 |
my $size = -s $path || confess "no size for $path: $!"; |
my $size = -s $path || confess "no size for $path: $!"; |
199 |
|
|
200 |
my $buff = read_file( $path ); |
my $buff = read_file( $path ); |
202 |
if ( $size == 65538 ) { |
if ( $size == 65538 ) { |
203 |
$addr = 0; |
$addr = 0; |
204 |
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; |
205 |
$self->write_chunk( $addr, substr($buff,2) ); |
$self->_write_chunk( $addr, substr($buff,2) ); |
206 |
return; |
return 1; |
207 |
} elsif ( $size == 32800 ) { |
} elsif ( $size == 32800 ) { |
208 |
$addr = 0; |
$addr = 0; |
209 |
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; |
210 |
$self->write_chunk( $addr, substr($buff,0x20) ); |
$self->_write_chunk( $addr, substr($buff,0x20) ); |
211 |
return; |
return 1; |
212 |
} |
} |
213 |
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; |
214 |
return $self->write_chunk( $addr, $buff ); |
$self->_write_chunk( $addr, $buff ); |
215 |
|
return 1; |
216 |
|
|
217 |
my $chunk; |
my $chunk; |
218 |
|
|
228 |
$pos += 4; |
$pos += 4; |
229 |
} |
} |
230 |
|
|
231 |
$self->write_chunk( $addr, $chunk ); |
$self->_write_chunk( $addr, $chunk ); |
232 |
|
|
233 |
|
return 1; |
234 |
}; |
}; |
235 |
|
|
236 |
=head2 save_dump |
=head2 save_dump |
267 |
return sprintf(" %04x %s\n", $a, |
return sprintf(" %04x %s\n", $a, |
268 |
join(" ", |
join(" ", |
269 |
map { |
map { |
270 |
sprintf( "%02x", $_ ) |
if ( defined($_) ) { |
271 |
} $self->ram( $a, $a+8 ) |
sprintf( "%02x", $_ ) |
272 |
|
} else { |
273 |
|
' ' |
274 |
|
} |
275 |
|
} @mem[ $a .. $a+8 ] |
276 |
) |
) |
277 |
); |
); |
278 |
} |
} |
279 |
|
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=head2 prompt |
|
|
|
|
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$orao->prompt( $address, $last_command ); |
|
|
|
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=cut |
|
|
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|
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sub prompt { |
|
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my $self = shift; |
|
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$self->app->sync; |
|
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my $a = shift; |
|
|
my $last = shift; |
|
|
print STDERR $self->hexdump( $a ), |
|
|
$last ? "[$last] " : '', |
|
|
"> "; |
|
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my $in = <STDIN>; |
|
|
chomp($in); |
|
|
$in ||= $last; |
|
|
$last = $in; |
|
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return split(/\s+/, $in) if $in; |
|
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} |
|
|
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|
280 |
=head1 Memory management |
=head1 Memory management |
281 |
|
|
282 |
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 |
292 |
|
|
293 |
=cut |
=cut |
294 |
|
|
295 |
|
my $keyboard_none = 255; |
296 |
|
|
297 |
|
my $keyboard = { |
298 |
|
0x87FC => { |
299 |
|
'right' => 16, |
300 |
|
'down' => 128, |
301 |
|
'up' => 192, |
302 |
|
'left' => 224, |
303 |
|
'backspace' => 224, |
304 |
|
}, |
305 |
|
0x87FD => sub { |
306 |
|
my ( $self, $key ) = @_; |
307 |
|
if ( $key eq 'return' ) { |
308 |
|
M6502::_write( 0xfc, 13 ); |
309 |
|
warn "return\n"; |
310 |
|
return 0; |
311 |
|
} elsif ( $key =~ m/ ctrl/ || $self->key_down( 'left ctrl' ) || $self->key_down( 'right ctrl' ) ) { |
312 |
|
warn "ctrl\n"; |
313 |
|
return 16; |
314 |
|
} |
315 |
|
return $keyboard_none; |
316 |
|
}, |
317 |
|
0x87FA => { |
318 |
|
'f4' => 16, |
319 |
|
'f3' => 128, |
320 |
|
'f2' => 192, |
321 |
|
'f1' => 224, |
322 |
|
}, |
323 |
|
0x87FB => sub { |
324 |
|
my ( $self, $key ) = @_; |
325 |
|
if ( $key eq 'space' ) { |
326 |
|
return 32; |
327 |
|
} elsif ( $self->key_down( 'left shift' ) || $self->key_down( 'right shift' ) ) { |
328 |
|
warn "shift\n"; |
329 |
|
return 16; |
330 |
|
} |
331 |
|
return $keyboard_none; |
332 |
|
}, |
333 |
|
0x87F6 => { |
334 |
|
'6' => 16, |
335 |
|
't' => 128, |
336 |
|
'y' => 192, # hr: z |
337 |
|
'r' => 224, |
338 |
|
}, |
339 |
|
0x87F7 => { |
340 |
|
'5' => 32, |
341 |
|
'4' => 16, |
342 |
|
}, |
343 |
|
0x87EE => { |
344 |
|
'7' => 16, |
345 |
|
'u' => 128, |
346 |
|
'i' => 192, |
347 |
|
'o' => 224, |
348 |
|
}, |
349 |
|
0x87EF => { |
350 |
|
'8' => 32, |
351 |
|
'9' => 16, |
352 |
|
}, |
353 |
|
0x87DE => { |
354 |
|
'1' => 16, |
355 |
|
'w' => 128, |
356 |
|
'q' => 192, |
357 |
|
'e' => 224, |
358 |
|
}, |
359 |
|
0x87DF => { |
360 |
|
'2' => 32, |
361 |
|
'3' => 16, |
362 |
|
}, |
363 |
|
0x87BE => { |
364 |
|
'm' => 16, |
365 |
|
'k' => 128, |
366 |
|
'j' => 192, |
367 |
|
'l' => 224, |
368 |
|
}, |
369 |
|
0x87BF => { |
370 |
|
',' => 32, # < |
371 |
|
'.' => 16, # > |
372 |
|
}, |
373 |
|
0x877E => { |
374 |
|
'z' => 16, # hr:y |
375 |
|
's' => 128, |
376 |
|
'a' => 192, |
377 |
|
'd' => 224, |
378 |
|
}, |
379 |
|
0x877F => { |
380 |
|
'x' => 32, |
381 |
|
'c' => 16, |
382 |
|
}, |
383 |
|
0x86FE => { |
384 |
|
'n' => 16, |
385 |
|
'g' => 128, |
386 |
|
'h' => 192, |
387 |
|
'f' => 224, |
388 |
|
}, |
389 |
|
0x86FF => { |
390 |
|
'b' => 32, |
391 |
|
'v' => 16, |
392 |
|
}, |
393 |
|
0x85FE => { |
394 |
|
'<' => 16, # : |
395 |
|
'\\' => 128, # ľ |
396 |
|
'\'' => 192, # ć |
397 |
|
';' => 224, # č |
398 |
|
}, |
399 |
|
0x85FF => { |
400 |
|
'/' => 32, |
401 |
|
'f11' => 16, # ^ |
402 |
|
}, |
403 |
|
0x83FE => { |
404 |
|
'f12' => 16, # ; |
405 |
|
'[' => 128, # ą |
406 |
|
']' => 192, # đ |
407 |
|
'p' => 224, |
408 |
|
}, |
409 |
|
0x83FF => { |
410 |
|
'-' => 32, |
411 |
|
'0' => 16, |
412 |
|
}, |
413 |
|
}; |
414 |
|
|
415 |
sub read { |
sub read { |
416 |
my $self = shift; |
my $self = shift; |
417 |
my ($addr) = @_; |
my ($addr) = @_; |
418 |
my $byte = $mem[$addr]; |
my $byte = $mem[$addr]; |
419 |
|
confess sprintf("can't find memory at address %04x",$addr) unless defined($byte); |
420 |
warn sprintf("# Orao::read(%04x) = %02x\n", $addr, $byte) if $self->trace; |
warn sprintf("# Orao::read(%04x) = %02x\n", $addr, $byte) if $self->trace; |
421 |
|
|
422 |
|
# keyboard |
423 |
|
|
424 |
|
if ( defined( $keyboard->{$addr} ) ) { |
425 |
|
warn sprintf("keyboard port: %04x\n",$addr) if $self->trace; |
426 |
|
my $key = $self->key_pressed; |
427 |
|
if ( defined($key) ) { |
428 |
|
my $ret = $keyboard_none; |
429 |
|
my $r = $keyboard->{$addr} || confess "no definition for keyboard port found"; |
430 |
|
if ( ref($r) eq 'CODE' ) { |
431 |
|
$ret = $r->($self, $key); |
432 |
|
} elsif ( defined($r->{$key}) ) { |
433 |
|
$ret = $r->{$key}; |
434 |
|
if ( ref($ret) eq 'CODE' ) { |
435 |
|
$ret = $ret->($self); |
436 |
|
} |
437 |
|
} else { |
438 |
|
warn sprintf("keyboard port: %04x unknown key: '%s'\n", $addr, $key) if $debug; |
439 |
|
} |
440 |
|
warn sprintf("keyboard port: %04x key:%s code:%d\n",$addr,$key,$ret) if ( $ret != $keyboard_none ); |
441 |
|
return $ret; |
442 |
|
} |
443 |
|
return $keyboard_none; |
444 |
|
} |
445 |
|
|
446 |
$self->mmap_pixel( $addr, 0, $byte, 0 ); |
$self->mmap_pixel( $addr, 0, $byte, 0 ); |
447 |
return $byte; |
return $byte; |
448 |
} |
} |
460 |
my ($addr,$byte) = @_; |
my ($addr,$byte) = @_; |
461 |
warn sprintf("# Orao::write(%04x,%02x)\n", $addr, $byte) if $self->trace; |
warn sprintf("# Orao::write(%04x,%02x)\n", $addr, $byte) if $self->trace; |
462 |
|
|
463 |
if ( $addr >= 0x6000 && $addr < 0x8000 ) { |
if ( $addr == 0x8800 ) { |
464 |
$self->vram( $addr - 0x6000 , $byte ); |
warn sprintf "sound ignored: %x\n", $byte; |
465 |
} |
} |
466 |
|
|
467 |
if ( $addr > 0xafff ) { |
if ( $addr > 0xafff ) { |
468 |
warn sprintf "access to %04x above affff aborting\n", $addr; |
confess sprintf "write access 0x%04x > 0xafff aborting\n", $addr; |
|
return -1; |
|
|
} |
|
|
if ( $addr == 0x8800 ) { |
|
|
warn sprintf "sound ignored: %x\n", $byte; |
|
469 |
} |
} |
470 |
|
|
471 |
$self->mmap_pixel( $addr, $byte, 0, 0 ); |
$self->mmap_pixel( $addr, $byte, 0, 0 ); |
479 |
Command-line debugging intrerface is implemented for communication with |
Command-line debugging intrerface is implemented for communication with |
480 |
emulated device |
emulated device |
481 |
|
|
482 |
|
=head2 prompt |
483 |
|
|
484 |
|
my ( $entered_line, @p ) = $orao->prompt( $address, $last_command ); |
485 |
|
|
486 |
|
=cut |
487 |
|
|
488 |
|
my $last = 'r 1'; |
489 |
|
|
490 |
|
sub prompt { |
491 |
|
my $self = shift; |
492 |
|
$self->app->sync; |
493 |
|
my $a = shift; |
494 |
|
print $self->hexdump( $a ), |
495 |
|
$last ? "[$last] " : '', |
496 |
|
"> "; |
497 |
|
my $in = <STDIN>; |
498 |
|
chomp($in); |
499 |
|
warn "## prompt got: $in\n" if $self->debug; |
500 |
|
$in ||= $last; |
501 |
|
$last = $in; |
502 |
|
return ( $in, split(/\s+/, $in) ) if $in; |
503 |
|
} |
504 |
|
|
505 |
=head2 cli |
=head2 cli |
506 |
|
|
507 |
$orao->cli(); |
$orao->cli(); |
508 |
|
|
509 |
=cut |
=cut |
510 |
|
|
511 |
my $last = 'r 1'; |
my $show_R = 0; |
512 |
|
|
513 |
sub cli { |
sub cli { |
514 |
my $self = shift; |
my $self = shift; |
515 |
my $a = $PC || confess "no pc?"; |
my $a = $PC || confess "no pc?"; |
516 |
while ( my @v = $self->prompt( $a, $last ) ) { |
my $run_for = 0; |
517 |
|
warn $self->dump_R() if $show_R; |
518 |
|
while ( my ($line, @v) = $self->prompt( $a, $last ) ) { |
519 |
my $c = shift @v; |
my $c = shift @v; |
520 |
|
next unless defined($c); |
521 |
my $v = shift @v; |
my $v = shift @v; |
522 |
$v = hex($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 $self->debug; |
|
523 |
@v = map { hex($_) } @v; |
@v = map { hex($_) } @v; |
524 |
|
printf "## a: %04x parsed cli: c:%s v:%s %s\n", $a, $c, ($v || 'undef'), join(",",@v) if $self->debug; |
525 |
if ( $c =~ m/^[qx]/i ) { |
if ( $c =~ m/^[qx]/i ) { |
526 |
exit; |
exit; |
527 |
} elsif ( $c eq '?' ) { |
} elsif ( $c eq '?' ) { |
528 |
|
my $t = $self->trace ? 'on' : 'off' ; |
529 |
|
my $d = $self->debug ? 'on' : 'off' ; |
530 |
warn <<__USAGE__; |
warn <<__USAGE__; |
531 |
uage: |
Usage: |
532 |
|
|
533 |
x|q\t\texit |
x|q\t\texit |
534 |
e 6000 6010\tdump memory, +/- to walk forward/backward |
e 6000 6010\tdump memory, +/- to walk forward/backward |
535 |
m 1000 ff 00\tput ff 00 on 1000 |
m 1000 ff 00\tput ff 00 on 1000 |
536 |
j|u 1000\t\tjump (change pc) |
j|u 1000\t\tjump (change pc) |
537 |
r 42\t\trun 42 instruction opcodes |
r 42\t\trun 42 instruction opcodes |
538 |
|
t\t\ttrace [$t] |
539 |
|
d\t\tdebug [$d] |
540 |
|
|
541 |
__USAGE__ |
__USAGE__ |
542 |
|
warn $self->dump_R; |
543 |
|
$last = ''; |
544 |
} elsif ( $c =~ m/^e/i ) { |
} elsif ( $c =~ m/^e/i ) { |
545 |
$a ||= $v; |
$a = $v if defined($v); |
546 |
my $to = shift @v; |
my $to = shift @v; |
547 |
$to = $a + 32 if ( ! $to || $to <= $a ); |
$to = $a + 32 if ( ! $to || $to <= $a ); |
548 |
my $lines = int( ($to - $a - 8) / 8 ); |
$to = 0xffff if ( $to > 0xffff ); |
549 |
printf "## m %04x %04x lines: %d\n", $a, $to, $lines; |
my $lines = int( ($to - $a + 8) / 8 ); |
550 |
while ( $lines ) { |
printf "## e %04x %04x (%d bytes) lines: %d\n", $a, $to, ($to-$a), $lines; |
551 |
|
while ( --$lines ) { |
552 |
print $self->hexdump( $a ); |
print $self->hexdump( $a ); |
553 |
$a += 8; |
$a += 8; |
|
$lines--; |
|
554 |
} |
} |
555 |
$last = '+'; |
$last = '+'; |
556 |
|
$show_R = 0; |
557 |
} elsif ( $c =~ m/^\+/ ) { |
} elsif ( $c =~ m/^\+/ ) { |
558 |
$a += 8; |
$a += 8; |
559 |
|
$show_R = 0; |
560 |
} elsif ( $c =~ m/^\-/ ) { |
} elsif ( $c =~ m/^\-/ ) { |
561 |
$a -= 8; |
$a -= 8; |
562 |
|
$show_R = 0; |
563 |
} elsif ( $c =~ m/^m/i ) { |
} elsif ( $c =~ m/^m/i ) { |
564 |
$a = $v; |
$a = $v if defined($v); |
565 |
$self->poke_code( $a, @v ); |
$self->poke_code( $a, @v ); |
566 |
printf "poke %d bytes at %04x\n", $#v + 1, $a; |
printf "poke %d bytes at %04x\n", $#v + 1, $a; |
567 |
|
$last = '+'; |
568 |
|
$show_R = 0; |
569 |
} elsif ( $c =~ m/^l/i ) { |
} elsif ( $c =~ m/^l/i ) { |
570 |
my $to = shift @v || 0x1000; |
my $to = shift @v || 0x1000; |
571 |
$a = $to; |
$a = $to; |
572 |
$self->load_oraoemu( $v, $a ); |
$self->load_image( $v, $a ); |
573 |
|
$last = ''; |
574 |
} elsif ( $c =~ m/^s/i ) { |
} elsif ( $c =~ m/^s/i ) { |
575 |
$self->save_dump( $v || 'mem.dump', @v ); |
$self->save_dump( $v || 'mem.dump', @v ); |
576 |
|
$last = ''; |
577 |
} elsif ( $c =~ m/^r/i ) { |
} elsif ( $c =~ m/^r/i ) { |
578 |
$run_for = $v || 1; |
$run_for = $v || 1; |
579 |
print "run_for $run_for instructions\n"; |
print "run_for $run_for instructions\n"; |
580 |
|
$show_R = 1; |
581 |
last; |
last; |
582 |
} elsif ( $c =~ m/^(u|j)/ ) { |
} elsif ( $c =~ m/^(u|j)/ ) { |
583 |
my $to = $v || $a; |
my $to = $v || $a; |
584 |
printf "set pc to %04x\n", $to; |
printf "set pc to %04x\n", $to; |
585 |
$PC = $to; # remember for restart |
$PC = $to; # remember for restart |
586 |
$run_for = 1; |
$run_for = 1; |
587 |
|
$last = "r $run_for"; |
588 |
|
$show_R = 1; |
589 |
last; |
last; |
590 |
} elsif ( $c =~ m/^t/ ) { |
} elsif ( $c =~ m/^t/ ) { |
591 |
$self->trace( not $self->trace ); |
$self->trace( not $self->trace ); |
592 |
print "trace ", $self->trace ? 'on' : 'off', "\n"; |
print "trace ", $self->trace ? 'on' : 'off', "\n"; |
593 |
|
$last = ''; |
594 |
|
} elsif ( $c =~ m/^d/ ) { |
595 |
|
$self->debug( not $self->debug ); |
596 |
|
print "debug ", $self->debug ? 'on' : 'off', "\n"; |
597 |
|
$last = ''; |
598 |
} else { |
} else { |
599 |
warn "# ignore $c\n"; |
warn "# ignored $line\n" if ($line); |
600 |
last; |
$last = ''; |
601 |
} |
} |
602 |
} |
} |
603 |
|
|
604 |
|
return $run_for; |
605 |
} |
} |
606 |
|
|
607 |
=head1 AUTHOR |
=head1 AUTHOR |