Commit | Line | Data |
---|---|---|
86530b38 AT |
1 | # -*- perl -*- |
2 | { | |
3 | package Midas::AttrBlock; | |
4 | use strict; | |
5 | ||
6 | use Midas::Command; | |
7 | use Midas::Error; | |
8 | use Midas::Globals; | |
9 | ||
10 | use fields qw( | |
11 | name | |
12 | ||
13 | type | |
14 | srcfile | |
15 | srcline | |
16 | ||
17 | secobj | |
18 | ||
19 | endfile | |
20 | endline | |
21 | ||
22 | has_set | |
23 | ||
24 | settable | |
25 | ); | |
26 | ||
27 | our @Settable = qw(name section); | |
28 | our %Settable = map { $_ => 1 } Midas::AttrBlock->settable(); | |
29 | ||
30 | ############################################################################## | |
31 | ||
32 | sub new { | |
33 | my $this = shift; | |
34 | my %args = @_; | |
35 | ||
36 | unless (ref $this) { | |
37 | $this = fields::new($this); | |
38 | } | |
39 | ||
40 | $this->set_defaults(); | |
41 | ||
42 | foreach my $key (keys %args) { | |
43 | $this->{$key} = $args{$key}; | |
44 | } | |
45 | ||
46 | $this->{settable} = \%Settable; | |
47 | ||
48 | return $this; | |
49 | } | |
50 | ||
51 | ############################################################################## | |
52 | ||
53 | sub set_defaults { | |
54 | my $this = shift; | |
55 | $this->{has_set} = {}; | |
56 | } | |
57 | ||
58 | ############################################################################## | |
59 | ||
60 | sub set_end_file_line { | |
61 | my $this = shift; | |
62 | my $endfile = shift; | |
63 | my $endline = shift; | |
64 | $this->{endfile} = $endfile; | |
65 | $this->{endline} = $endline; | |
66 | } | |
67 | ||
68 | ############################################################################## | |
69 | ||
70 | sub get_end_file_line { | |
71 | my $this = shift; | |
72 | return ($this->{endfile}, $this->{endline}); | |
73 | } | |
74 | ||
75 | ############################################################################## | |
76 | ||
77 | sub clone { | |
78 | my $this = shift; | |
79 | ||
80 | my $class = ref $this; | |
81 | my $that = $class->new(); | |
82 | ||
83 | $that->copy($this); | |
84 | return $that; | |
85 | } | |
86 | ||
87 | ############################################################################## | |
88 | ||
89 | sub copy { | |
90 | my $this = shift; | |
91 | my $src = shift; | |
92 | ||
93 | my @fields = keys %$this; | |
94 | ||
95 | my @shallow_refs = qw(Midas::Section); | |
96 | ||
97 | # Note this does a shallow copy of elements in arrays and values in hashes. | |
98 | # May need to fix that if this gets more complicated | |
99 | ||
100 | foreach my $field (@fields) { | |
101 | if(not ref $src->{$field}) { | |
102 | $this->{$field} = $src->{$field}; | |
103 | } else { | |
104 | my $reftype = ref $src->{$field}; | |
105 | if($reftype eq 'ARRAY') { | |
106 | $this->{$field} = [ @{$src->{$field}} ]; | |
107 | } elsif($reftype eq 'HASH') { | |
108 | $this->{$field} = { %{$src->{$field}} }; | |
109 | } elsif(grep /^$reftype$/, @shallow_refs) { | |
110 | $this->{$field} = $src->{$field}; | |
111 | } else { | |
112 | $this->{$field} = $src->{$field}->clone(); | |
113 | } | |
114 | } | |
115 | } | |
116 | ||
117 | } | |
118 | ||
119 | ############################################################################## | |
120 | ||
121 | sub settable { | |
122 | my $this = shift; | |
123 | return @Settable; | |
124 | } | |
125 | ||
126 | ############################################################################## | |
127 | ||
128 | sub is_settable { | |
129 | my $this = shift; | |
130 | my $attr = shift; | |
131 | ||
132 | $attr = lc $attr; | |
133 | return 1 if exists $this->{settable}{$attr}; | |
134 | return; | |
135 | } | |
136 | ||
137 | ############################################################################## | |
138 | ||
139 | sub set_attr { | |
140 | my $this = shift; | |
141 | my $attr = shift; | |
142 | my $value = shift; | |
143 | ||
144 | $this->attr_fatal("Attribute \"$attr\" is not a settable attribute.", | |
145 | M_ILLEGALPARAM) unless $this->is_settable($attr); | |
146 | ||
147 | $attr = lc $attr; | |
148 | ||
149 | # make "section" a synonym for "name" | |
150 | if ($attr eq 'section') { | |
151 | $attr = 'name'; | |
152 | } | |
153 | ||
154 | if ($this->{has_set}{$attr}) { | |
155 | $this->attr_fatal("Attribute \"$attr\" is set multiple times.", | |
156 | M_ILLEGALPARAM); | |
157 | } | |
158 | ||
159 | $this->{$attr} = $value; | |
160 | ||
161 | $this->{has_set}{$attr} = 1; | |
162 | ||
163 | return $value; | |
164 | } | |
165 | ||
166 | ############################################################################## | |
167 | ||
168 | sub sanity_check { | |
169 | my $this = shift; | |
170 | my $message; | |
171 | ||
172 | my $fline = $this->get_fline(); | |
173 | my @messages; | |
174 | if(not defined $this->{name}) { | |
175 | my $message = '' unless defined $message; | |
176 | $message .= "Block has no \"name\" or \"section\" tag.\n"; | |
177 | push @messages, { message => $message, code => M_ATTRSYNTAX } | |
178 | } | |
179 | ||
180 | return @messages; | |
181 | } | |
182 | ||
183 | ############################################################################## | |
184 | ||
185 | sub get_section_name { | |
186 | my $this = shift; | |
187 | return lc $this->{name}; | |
188 | } | |
189 | ||
190 | ############################################################################## | |
191 | ||
192 | sub secobj { | |
193 | my $this = shift; | |
194 | my $obj = shift; | |
195 | ||
196 | $this->{secobj} = $obj if defined $obj; | |
197 | ||
198 | return $this->{secobj}; | |
199 | } | |
200 | ||
201 | ############################################################################## | |
202 | ||
203 | sub get_fline { | |
204 | my $this = shift; | |
205 | my $fline = "File=$this->{srcfile}, Line=$this->{srcline}"; | |
206 | return $fline; | |
207 | } | |
208 | ||
209 | ############################################################################## | |
210 | ||
211 | sub attr_fatal { | |
212 | my $this = shift; | |
213 | my $message = shift; | |
214 | my $errcode = shift; | |
215 | my $secname = $this->{name}; | |
216 | my $fline = $this->get_fline(); | |
217 | ||
218 | chomp $message; | |
219 | fatal "SECTION '$secname': $message\n At $fline\n", $errcode; | |
220 | } | |
221 | ||
222 | ############################################################################## | |
223 | ||
224 | sub init_from_args { | |
225 | my $this = shift; | |
226 | my $srcfile = shift; | |
227 | my $srcline = shift; | |
228 | my %args = @_; | |
229 | ||
230 | $this->{srcfile} = $srcfile; | |
231 | $this->{srcline} = $srcline; | |
232 | ||
233 | ||
234 | # Make sure that name => or section => gets set first. That way, if any | |
235 | # later attributes cause an error, at least the error message will | |
236 | # look good. | |
237 | my @attr_names = keys %args; | |
238 | if(exists $args{name}) { | |
239 | my $name = $args{name}; | |
240 | delete $args{name}; | |
241 | @attr_names = ('name', keys %args); | |
242 | $args{name} = $name; | |
243 | } | |
244 | if(exists $args{section}) { | |
245 | my $section = $args{section}; | |
246 | delete $args{section}; | |
247 | @attr_names = ('section', keys %args); | |
248 | $args{section} = $section; | |
249 | } | |
250 | ||
251 | foreach my $attr (@attr_names) { | |
252 | if ($this->is_settable($attr)) { | |
253 | $this->set_attr($attr, $args{$attr}); | |
254 | } else { | |
255 | $this->attr_fatal("No such attribute '$attr'.",M_ILLEGALPARAM); | |
256 | } | |
257 | } | |
258 | } | |
259 | ||
260 | ############################################################################## | |
261 | } | |
262 | ||
263 | ############################################################################### | |
264 | ############################################################################### | |
265 | ||
266 | { | |
267 | package Midas::AttrBlock::LinkAttrs; | |
268 | ||
269 | use strict; | |
270 | use Midas::Command; | |
271 | use Midas::Globals; | |
272 | use Midas::Error; | |
273 | use Midas::Segment; | |
274 | use TRELoad 'BitFieldTie'; | |
275 | ||
276 | use base 'Midas::AttrBlock'; | |
277 | ||
278 | BEGIN: { | |
279 | require fields; | |
280 | fields->import(Midas::Segment->all_va_names()); | |
281 | } | |
282 | ||
283 | our @Settable = Midas::Segment->all_va_names(); | |
284 | our %Settable = map { $_ => 1 } Midas::AttrBlock::LinkAttrs->settable(); | |
285 | ||
286 | ############################################################################# | |
287 | ||
288 | sub new { | |
289 | my $this = shift; | |
290 | my %args = @_; | |
291 | ||
292 | ||
293 | unless (ref $this) { | |
294 | $this = fields::new($this); | |
295 | } | |
296 | ||
297 | ||
298 | $this->set_defaults(); | |
299 | ||
300 | foreach my $key (keys %args) { | |
301 | $this->{$key} = $args{$key}; | |
302 | } | |
303 | ||
304 | $this->{settable} = \%Settable; | |
305 | ||
306 | return $this; | |
307 | } | |
308 | ||
309 | ############################################################################# | |
310 | ||
311 | sub settable { | |
312 | my $this = shift; | |
313 | my @settable = $this->SUPER::settable(); | |
314 | push @settable, @Settable; | |
315 | return @settable; | |
316 | } | |
317 | ||
318 | ############################################################################# | |
319 | ||
320 | sub has_segment { | |
321 | my $this = shift; | |
322 | my $segment = shift; | |
323 | ||
324 | return 1 if defined $this->{ Midas::Segment->name2va_name($segment) }; | |
325 | return; | |
326 | } | |
327 | ||
328 | ############################################################################# | |
329 | ||
330 | sub get_segment_va_bf { | |
331 | my $this = shift; | |
332 | my $segment = shift; | |
333 | ||
334 | ||
335 | $this->attr_fatal("No segment argument to has_segment.\n", M_CODE) | |
336 | unless defined $segment; | |
337 | ||
338 | my $vaname = Midas::Segment->name2va_name($segment); | |
339 | ||
340 | return unless defined $this->{$vaname}; | |
341 | ||
342 | my $va = string2bf($this->{$vaname}, $VASIZE); | |
343 | my $uc = uc $segment; | |
344 | if(not ref $va) { | |
345 | $this->attr_fatal("Cannot interpret $uc \"$this->{$vaname}\":\n$va", | |
346 | M_NOTNUM); | |
347 | } | |
348 | ||
349 | return $va; | |
350 | } | |
351 | ||
352 | ############################################################################# | |
353 | ||
354 | sub get_segment_va { | |
355 | my $this = shift; | |
356 | my $segment = shift; | |
357 | my $va_bf = $this->get_segment_va_bf($segment); | |
358 | return unless ref $va_bf; | |
359 | return "0x$va_bf"; | |
360 | } | |
361 | ||
362 | ############################################################################# | |
363 | ||
364 | sub defined_segments { | |
365 | my $this = shift; | |
366 | return grep { $this->has_segment($_) } Midas::Segment->all_names(); | |
367 | } | |
368 | ||
369 | ############################################################################# | |
370 | ||
371 | sub sanity_check { | |
372 | my $this = shift; | |
373 | ||
374 | my @messages = $this->SUPER::sanity_check(); | |
375 | ||
376 | my $name = $this->get_section_name(); | |
377 | my $fline = $this->get_fline(); | |
378 | ||
379 | my %seg_vas; | |
380 | ||
381 | foreach my $segment ($this->defined_segments()) { | |
382 | my $vaname = Midas::Segment->name2va_name($segment); | |
383 | my $va = string2bf($this->{$vaname}, $VASIZE); | |
384 | if (not ref $va) { | |
385 | my $message = "Section '$name' specified ${segment}_va isn't a ". | |
386 | "number:\n". | |
387 | "$va\n at $fline\n"; | |
388 | push @messages, { message => $message, code => M_NOTNUM }; | |
389 | } else { | |
390 | $seg_vas{$segment} = $va; | |
391 | ||
392 | my $dword_offset = $va->extract(2, 0); | |
393 | if ($dword_offset != 0) { | |
394 | my $message = "Section '$name' ${segment}_va 0x$va is not 8-byte ". | |
395 | "aligned.\n at $fline\n"; | |
396 | push @messages, { message => $message, code => M_BADALIGN }; | |
397 | } | |
398 | ||
399 | } | |
400 | } | |
401 | ||
402 | my %rev; | |
403 | foreach my $segment (keys %seg_vas) { | |
404 | my $vastring = $seg_vas{$segment}; | |
405 | ||
406 | if(exists $rev{$vastring}) { | |
407 | my $oldseg = $rev{$vastring}; | |
408 | ||
409 | my $message = "Section '$name', ${oldseg}_va and ${segment}_va are ". | |
410 | "the same\n at $fline\n"; | |
411 | push @messages, { message => $message, code => M_SECSYNTAX }; | |
412 | } | |
413 | ||
414 | $rev{$vastring} = $segment; | |
415 | } | |
416 | ||
417 | ||
418 | ||
419 | return @messages; | |
420 | } | |
421 | ||
422 | ############################################################################# | |
423 | ||
424 | } | |
425 | ||
426 | ############################################################################### | |
427 | ############################################################################### | |
428 | ||
429 | { | |
430 | package Midas::AttrBlock::MapAttrs; | |
431 | ||
432 | use strict; | |
433 | use Carp; | |
434 | use Midas::Command; | |
435 | use Midas::Globals; | |
436 | use Midas::Error; | |
437 | use Midas::Segment; | |
438 | ||
439 | use base 'Midas::AttrBlock'; | |
440 | use fields qw( | |
441 | segment | |
442 | ||
443 | unique_name | |
444 | compressimage | |
445 | ||
446 | tsbnames | |
447 | ||
448 | va | |
449 | end_va | |
450 | start_label | |
451 | end_label | |
452 | ||
453 | mmutype | |
454 | ||
455 | ); | |
456 | our @Settable = qw( | |
457 | compressimage | |
458 | va end_va | |
459 | start_label end_label | |
460 | ); | |
461 | ||
462 | our %Settable = map { $_ => 1} Midas::AttrBlock::MapAttrs->settable(); | |
463 | ||
464 | ||
465 | ############################################################################# | |
466 | ||
467 | sub new { | |
468 | my $this = shift; | |
469 | my %args = @_; | |
470 | ||
471 | unless (ref $this) { | |
472 | $this = fields::new($this); | |
473 | } | |
474 | ||
475 | $this->set_defaults(); | |
476 | ||
477 | foreach my $key (keys %args) { | |
478 | $this->{$key} = $args{$key}; | |
479 | } | |
480 | ||
481 | $this->{settable} = \%Settable; | |
482 | ||
483 | return $this; | |
484 | } | |
485 | ||
486 | ############################################################################# | |
487 | ||
488 | sub set_defaults { | |
489 | my $this = shift; | |
490 | $this->{segment} = Midas::Segment->new(SEG_UNDEF) | |
491 | unless defined $this->{segment}; | |
492 | $this->SUPER::set_defaults; | |
493 | $this->{tsbnames} = []; | |
494 | $this->{mmutype} = 'generic' unless defined $this->{mmutype}; | |
495 | } | |
496 | ||
497 | ############################################################################# | |
498 | ||
499 | sub settable { | |
500 | my $this = shift; | |
501 | my @settable = $this->SUPER::settable(); | |
502 | push @settable, @Settable; | |
503 | return @settable; | |
504 | } | |
505 | ||
506 | ############################################################################## | |
507 | ||
508 | sub is_settable { | |
509 | my $this = shift; | |
510 | my $attr = shift; | |
511 | ||
512 | $attr = lc $attr; | |
513 | ||
514 | return 1 if exists $MapAttr_Settable{$attr}; | |
515 | return; | |
516 | } | |
517 | ||
518 | ############################################################################# | |
519 | ||
520 | sub get_field_size_hash { | |
521 | my $this = shift; | |
522 | return {}; | |
523 | } | |
524 | ||
525 | ############################################################################# | |
526 | ||
527 | sub set_attr { | |
528 | my $this = shift; | |
529 | my $attr = shift; | |
530 | my $value = shift; | |
531 | ||
532 | $attr = lc $attr; | |
533 | ||
534 | if(exists $STATE->{tsbs}{$attr}) { | |
535 | push @{$this->{tsbnames}}, $attr; | |
536 | $STATE->{tsbs}{$attr}->touch(); | |
537 | } else { | |
538 | return $this->SUPER::set_attr($attr, $value); | |
539 | } | |
540 | ||
541 | return $value; | |
542 | } | |
543 | ||
544 | ############################################################################# | |
545 | ||
546 | sub get_tsb_list { | |
547 | my $this = shift; | |
548 | ||
549 | return [ @{$this->{tsbnames}} ]; | |
550 | } | |
551 | ||
552 | ############################################################################# | |
553 | ||
554 | sub is_segment { | |
555 | my $this = shift; | |
556 | my $segment = shift; | |
557 | ||
558 | return 1 if $this->{segment}->name() eq $segment; | |
559 | return 0; | |
560 | } | |
561 | ||
562 | ############################################################################# | |
563 | ||
564 | sub get_type { | |
565 | my $this = shift; | |
566 | return $this->{segment}->name(); | |
567 | } | |
568 | ||
569 | ############################################################################ | |
570 | ||
571 | sub skip_image { | |
572 | my $this = shift; | |
573 | return 0; | |
574 | } | |
575 | ||
576 | ############################################################################ | |
577 | ||
578 | sub is_mapped { | |
579 | my $this = shift; | |
580 | return 0; | |
581 | } | |
582 | ||
583 | ############################################################################# | |
584 | ||
585 | sub write_to_segment { | |
586 | my $this = shift; | |
587 | my $segment = shift; | |
588 | return 1 if $this->is_segment($segment); | |
589 | return 0; | |
590 | } | |
591 | ||
592 | ############################################################################# | |
593 | ||
594 | sub get_va_bf { | |
595 | my $this = shift; | |
596 | ||
597 | if(defined $this->{va}) { | |
598 | return BitFieldTie->new($VASIZE, $this->{va}); | |
599 | } | |
600 | return; | |
601 | } | |
602 | ||
603 | ############################################################################# | |
604 | ||
605 | sub get_va { | |
606 | my $this = shift; | |
607 | ||
608 | my $bf = $this->get_va_bf(); | |
609 | return unless defined $bf; | |
610 | return "0x$bf"; | |
611 | } | |
612 | ||
613 | ############################################################################ | |
614 | ||
615 | sub get_pa_bf { | |
616 | my $this = shift; | |
617 | return undef; | |
618 | } | |
619 | ||
620 | ############################################################################ | |
621 | ||
622 | sub get_pa { | |
623 | my $this = shift; | |
624 | my $bf = $this->get_pa_bf(); | |
625 | return unless defined $bf; | |
626 | return "0x$bf"; | |
627 | } | |
628 | ||
629 | ############################################################################ | |
630 | ||
631 | sub get_ra_bf { | |
632 | my $this = shift; | |
633 | return $this->get_pa_bf(); | |
634 | } | |
635 | ||
636 | ############################################################################ | |
637 | ||
638 | sub get_ra { | |
639 | my $this = shift; | |
640 | my $bf = $this->get_ra_bf(); | |
641 | return unless defined $bf; | |
642 | return "0x$bf"; | |
643 | } | |
644 | ||
645 | ############################################################################# | |
646 | ||
647 | sub unique_name { | |
648 | my $this = shift; | |
649 | my $name = shift; | |
650 | ||
651 | $this->{unique_name} = $name if defined $name; | |
652 | return $this->{unique_name}; | |
653 | } | |
654 | ||
655 | ############################################################################# | |
656 | ||
657 | sub write_to_goldfinger { | |
658 | my $this = shift; | |
659 | my $segment = shift; | |
660 | my $linkname = shift; | |
661 | my $fh = shift; | |
662 | ||
663 | ||
664 | my $in_image = ((not $this->skip_image) and | |
665 | $this->write_to_segment($segment)) ? 1 : 0; | |
666 | ||
667 | if (not defined $this->{compressimage}) { | |
668 | $this->{compressimage} = 0; | |
669 | } | |
670 | $this->{compressimage} &&= $CONFIG{compress_image}; | |
671 | ||
672 | my $type = $this->get_type(); | |
673 | ||
674 | my $name = $this->{name}; | |
675 | my $va = $this->get_va(); | |
676 | my $ra = $this->get_ra(); | |
677 | my $pa = $this->get_pa(); | |
678 | ||
679 | my $unique_name = $this->unique_name(); | |
680 | $fh->print(" BLOCK $unique_name\n"); | |
681 | $fh->print(" SECTION_NAME = \"$name\";\n"); | |
682 | $fh->print(" SEGMENT_NAME = \"$type\";\n"); | |
683 | $fh->print(" LINK_SECTION = \"$linkname\";\n"); | |
684 | $fh->print(" SRC_FILE = \"$this->{srcfile}\";\n"); | |
685 | $fh->print(" SRC_LINE = $this->{srcline};\n"); | |
686 | $fh->print(" COMPRESS = $this->{compressimage};\n"); | |
687 | $fh->print(" VA = $va;\n") if defined $va; | |
688 | $fh->print(" RA = $ra;\n") if defined $ra; | |
689 | $fh->print(" PA = $pa;\n") if defined $pa; | |
690 | $fh->print(" IN_IMAGE = $in_image;\n"); | |
691 | $fh->print(" END_VA = $this->{end_va};\n") | |
692 | if defined $this->{end_va}; | |
693 | $fh->print(" START_LABEL = \"$this->{start_label}\";\n") | |
694 | if defined $this->{start_label}; | |
695 | $fh->print(" END_LABEL = \"$this->{end_label}\";\n") | |
696 | if defined $this->{end_label}; | |
697 | $this->write_goldfinger_mmu_params($fh); | |
698 | ||
699 | $fh->print(" END BLOCK\n"); | |
700 | $fh->print("\n"); | |
701 | ||
702 | } | |
703 | ||
704 | ############################################################################# | |
705 | ||
706 | sub write_goldfinger_mmu_params { | |
707 | my $fh = shift; | |
708 | } | |
709 | ||
710 | ############################################################################# | |
711 | ||
712 | } | |
713 | ||
714 | ############################################################################### | |
715 | ############################################################################### | |
716 | ||
717 | 1; |