Rev 378 | Rev 425 | Go to most recent revision | Details | Compare with Previous | Last modification | View Log | RSS feed
Rev | Author | Line No. | Line |
---|---|---|---|
164 | serge | 1 | |
227 | serge | 2 | DRV_EXIT equ -1 |
3 | DRV_COMPAT equ 4 ;minimal required drivers version |
||
378 | serge | 4 | DRV_CURRENT equ 4 ;current drivers model version |
5 | |||
214 | serge | 6 | |
227 | serge | 7 | |
8 | |||
164 | serge | 9 | proc attach_int_handler stdcall, irq:dword, handler:dword |
10 | |||
11 | |||
12 | test ebx, ebx |
||
13 | jz .err |
||
14 | mov eax, [handler] |
||
15 | test eax, eax |
||
16 | jz .err |
||
17 | mov [irq_tab+ebx*4], eax |
||
18 | stdcall enable_irq, [irq] |
||
19 | ret |
||
20 | .err: |
||
21 | xor eax, eax |
||
22 | ret |
||
23 | endp |
||
24 | |||
25 | |||
26 | proc detach_int_handler |
||
27 | |||
28 | |||
29 | endp |
||
30 | |||
31 | |||
32 | proc enable_irq stdcall, irq_line:dword |
||
33 | mov ebx, [irq_line] |
||
34 | mov edx, 0x21 |
||
35 | cmp ebx, 8 |
||
36 | jb @F |
||
37 | mov edx, 0xA1 |
||
38 | sub ebx,8 |
||
39 | @@: |
||
40 | in al,dx |
||
41 | btr eax, ebx |
||
42 | out dx, al |
||
43 | ret |
||
44 | endp |
||
45 | |||
46 | |||
47 | ;; proc irq_serv |
||
48 | |||
49 | |||
50 | |||
51 | |||
52 | push eax |
||
53 | mov eax, 1 |
||
54 | jmp .main |
||
55 | align 4 |
||
56 | .irq_2: |
||
57 | push eax |
||
58 | mov eax, 2 |
||
59 | jmp .main |
||
60 | align 4 |
||
61 | .irq_3: |
||
62 | push eax |
||
63 | mov eax, 3 |
||
64 | jmp .main |
||
65 | align 4 |
||
66 | .irq_4: |
||
67 | push eax |
||
68 | mov eax, 4 |
||
69 | jmp .main |
||
70 | align 4 |
||
71 | .irq_5: |
||
72 | push eax |
||
73 | mov eax, 5 |
||
74 | jmp .main |
||
75 | align 4 |
||
76 | .irq_6: |
||
77 | push eax |
||
78 | mov eax, 6 |
||
79 | jmp .main |
||
80 | align 4 |
||
81 | .irq_7: |
||
82 | push eax |
||
83 | mov eax, 7 |
||
84 | jmp .main |
||
85 | align 4 |
||
86 | .irq_8: |
||
87 | push eax |
||
88 | mov eax, 8 |
||
89 | jmp .main |
||
90 | align 4 |
||
91 | .irq_9: |
||
92 | push eax |
||
93 | mov eax, 9 |
||
94 | jmp .main |
||
95 | align 4 |
||
96 | .irq_10: |
||
97 | push eax |
||
98 | mov eax, 10 |
||
99 | jmp .main |
||
100 | align 4 |
||
101 | .irq_11: |
||
102 | push eax |
||
103 | mov eax, 11 |
||
104 | jmp .main |
||
105 | align 4 |
||
106 | .irq_12: |
||
107 | push eax |
||
108 | mov eax, 12 |
||
109 | jmp .main |
||
110 | align 4 |
||
111 | .irq_13: |
||
112 | push eax |
||
113 | mov eax, 13 |
||
114 | jmp .main |
||
115 | align 4 |
||
116 | .irq_14: |
||
117 | push eax |
||
118 | mov eax, 14 |
||
119 | jmp .main |
||
120 | align 4 |
||
121 | .irq_15: |
||
122 | push eax |
||
123 | mov eax, 15 |
||
124 | jmp .main |
||
125 | |||
126 | |||
127 | .main: |
||
128 | save_ring3_context |
||
129 | mov bx, os_data |
||
130 | mov ds, bx |
||
131 | mov es, bx |
||
132 | |||
133 | |||
134 | test ebx, ebx |
||
135 | jz .exit |
||
136 | |||
137 | |||
138 | |||
139 | |||
140 | restore_ring3_context |
||
141 | |||
142 | |||
143 | mov al, 0x20 |
||
144 | jb @f |
||
145 | out 0xa0, al |
||
146 | @@: |
||
147 | out 0x20, al |
||
148 | |||
149 | |||
150 | iret |
||
151 | |||
152 | |||
153 | proc get_notify stdcall, p_ev:dword |
||
154 | |||
155 | |||
156 | mov ebx,[CURRENT_TASK] |
||
157 | shl ebx,8 |
||
158 | test dword [ebx+SLOT_BASE+0xA8],EVENT_NOTIFY |
||
380 | serge | 159 | jz @f |
164 | serge | 160 | and dword [ebx+SLOT_BASE+0xA8], not EVENT_NOTIFY |
380 | serge | 161 | mov edi, [p_ev] |
164 | serge | 162 | mov dword [edi], EV_INTR |
163 | mov eax, [ebx+SLOT_BASE+APPDATA.event] |
||
380 | serge | 164 | mov dword [edi+4], eax |
164 | serge | 165 | ret |
166 | @@: |
||
167 | call change_task |
||
168 | jmp .wait |
||
169 | endp |
||
170 | |||
171 | |||
172 | proc pci_read32 stdcall, bus:dword, devfn:dword, reg:dword |
||
173 | xor eax, eax |
||
174 | xor ebx, ebx |
||
175 | mov ah, byte [bus] |
||
176 | mov al, 6 |
||
177 | mov bh, byte [devfn] |
||
178 | mov bl, byte [reg] |
||
179 | call pci_read_reg |
||
180 | ret |
||
181 | endp |
||
182 | |||
183 | |||
184 | proc pci_read8 stdcall, bus:dword, devfn:dword, reg:dword |
||
185 | xor eax, eax |
||
186 | xor ebx, ebx |
||
187 | mov ah, byte [bus] |
||
188 | mov al, 4 |
||
189 | mov bh, byte [devfn] |
||
190 | mov bl, byte [reg] |
||
191 | call pci_read_reg |
||
192 | ret |
||
193 | endp |
||
194 | |||
195 | |||
196 | proc pci_write8 stdcall, bus:dword, devfn:dword, reg:dword, val:dword |
||
197 | xor eax, eax |
||
198 | xor ebx, ebx |
||
199 | mov ah, byte [bus] |
||
200 | mov al, 8 |
||
201 | mov bh, byte [devfn] |
||
202 | mov bl, byte [reg] |
||
203 | mov ecx, [val] |
||
204 | call pci_write_reg |
||
205 | ret |
||
206 | endp |
||
207 | |||
208 | |||
209 | io_code equ IOCTL.io_code |
||
210 | input equ IOCTL.input |
||
211 | inp_size equ IOCTL.inp_size |
||
212 | output equ IOCTL.output |
||
213 | out_size equ IOCTL.out_size |
||
214 | |||
215 | |||
216 | |||
217 | proc srv_handler stdcall, ioctl:dword |
||
218 | mov esi, [ioctl] |
||
219 | test esi, esi |
||
220 | jz .err |
||
221 | |||
222 | |||
223 | cmp [edi+SRV.magic], ' SRV' |
||
224 | jne .fail |
||
225 | |||
226 | |||
227 | jne .fail |
||
228 | |||
229 | |||
230 | ret |
||
231 | .fail: |
||
232 | xor eax, eax |
||
233 | not eax |
||
234 | mov [esi+output], eax |
||
235 | mov [esi+out_size], 4 |
||
236 | ret |
||
237 | .err: |
||
238 | xor eax, eax |
||
239 | not eax |
||
240 | ret |
||
241 | endp |
||
242 | |||
243 | |||
377 | serge | 244 | ; ebx= io_control |
245 | ; |
||
246 | ; retval |
||
247 | ; eax= error code |
||
248 | |||
249 | |||
164 | serge | 250 | srv_handlerEx: |
377 | serge | 251 | test ebx, ebx |
252 | jz .fail |
||
253 | add ebx, new_app_base |
||
254 | |||
164 | serge | 255 | |
377 | serge | 256 | cmp [eax+SRV.magic], ' SRV' |
257 | jne .fail |
||
164 | serge | 258 | |
259 | |||
377 | serge | 260 | jne .fail |
164 | serge | 261 | |
262 | |||
377 | serge | 263 | add [ebx+output], new_app_base |
264 | |||
164 | serge | 265 | |
377 | serge | 266 | ret |
164 | serge | 267 | .fail: |
268 | or eax, -1 |
||
377 | serge | 269 | ret |
164 | serge | 270 | |
271 | |||
272 | restore io_code |
||
273 | restore input |
||
274 | restore inp_size |
||
275 | restore output |
||
276 | restore out_size |
||
277 | |||
278 | |||
279 | proc get_service stdcall, sz_name:dword |
||
280 | mov eax, [sz_name] |
||
188 | serge | 281 | test eax, eax |
282 | jnz @F |
||
283 | ret |
||
284 | @@: |
||
164 | serge | 285 | mov edx, [srv.fd] |
278 | serge | 286 | @@: |
188 | serge | 287 | cmp edx, srv.fd-SRV_FD_OFFSET |
278 | serge | 288 | je .not_load |
289 | |||
290 | |||
291 | test eax, eax |
||
188 | serge | 292 | je .ok |
293 | |||
164 | serge | 294 | |
278 | serge | 295 | jmp @B |
296 | .not_load: |
||
164 | serge | 297 | pop ebp |
346 | diamond | 298 | jmp load_driver |
299 | .ok: |
||
164 | serge | 300 | mov eax, edx |
278 | serge | 301 | ret |
188 | serge | 302 | endp |
164 | serge | 303 | |
304 | |||
305 | reg_service: |
||
278 | serge | 306 | .sz_name equ esp+4 |
307 | .handler equ esp+8 |
||
308 | mov eax, [.sz_name] |
||
309 | test eax, eax |
||
164 | serge | 310 | jz .fail |
311 | |||
312 | |||
278 | serge | 313 | test ebx, ebx |
164 | serge | 314 | jz .fail |
315 | |||
316 | |||
278 | serge | 317 | call malloc ;call alloc_service |
318 | test eax, eax |
||
164 | serge | 319 | jz .fail |
320 | |||
321 | |||
322 | mov esi, [.sz_name] |
||
278 | serge | 323 | mov ecx, 16/4 |
324 | rep movsd |
||
325 | |||
164 | serge | 326 | |
278 | serge | 327 | mov [eax+SRV.size], SRV_SIZE |
328 | |||
329 | |||
330 | mov edx, [ebx+SRV.fd] |
||
331 | mov [eax+SRV.fd], edx |
||
332 | mov [eax+SRV.bk], ebx |
||
333 | mov [ebx+SRV.fd], eax |
||
334 | mov [edx+SRV.bk], eax |
||
335 | |||
336 | |||
337 | mov [eax+SRV.srv_proc], ecx |
||
338 | ret 8 |
||
281 | serge | 339 | .fail: |
164 | serge | 340 | xor eax, eax |
341 | ret 8 |
||
281 | serge | 342 | |
164 | serge | 343 | |
344 | proc get_proc stdcall, exp:dword, sz_name:dword |
||
345 | |||
346 | |||
347 | .next: |
||
348 | mov eax, [edx] |
||
349 | test eax, eax |
||
350 | jz .end |
||
351 | |||
352 | |||
353 | stdcall strncmp, eax, [sz_name], 16 |
||
354 | pop edx |
||
355 | test eax, eax |
||
356 | jz .ok |
||
357 | |||
358 | |||
359 | jmp .next |
||
360 | .ok: |
||
361 | mov eax, [edx+4] |
||
362 | .end: |
||
363 | ret |
||
364 | endp |
||
365 | |||
366 | |||
367 | proc get_coff_sym stdcall, pSym:dword,count:dword, sz_sym:dword |
||
368 | |||
369 | |||
370 | stdcall strncmp, [pSym], [sz_sym], 8 |
||
371 | test eax,eax |
||
372 | jz .ok |
||
373 | add [pSym], 18 |
||
374 | dec [count] |
||
375 | jnz @b |
||
376 | xor eax, eax |
||
377 | ret |
||
378 | .ok: |
||
379 | mov ebx, [pSym] |
||
380 | mov eax, [ebx+8] |
||
381 | ret |
||
382 | endp |
||
383 | |||
384 | |||
385 | proc get_curr_task |
||
188 | serge | 386 | mov eax,[CURRENT_TASK] |
387 | shl eax, 8 |
||
388 | ret |
||
389 | endp |
||
390 | |||
164 | serge | 391 | |
188 | serge | 392 | proc get_fileinfo stdcall, file_name:dword, info:dword |
393 | locals |
||
394 | cmd dd ? |
||
395 | offset dd ? |
||
396 | dd ? |
||
397 | count dd ? |
||
398 | buff dd ? |
||
399 | db ? |
||
400 | name dd ? |
||
401 | endl |
||
402 | |||
164 | serge | 403 | |
188 | serge | 404 | mov ebx, [file_name] |
405 | sub ebx, new_app_base |
||
406 | mov ecx, [info] |
||
407 | sub ecx, new_app_base |
||
408 | |||
164 | serge | 409 | |
188 | serge | 410 | mov [offset], eax |
411 | mov [offset+4], eax |
||
412 | mov [count], eax |
||
413 | mov [buff], ecx |
||
414 | mov byte [buff+4], al |
||
415 | mov [name], ebx |
||
416 | |||
164 | serge | 417 | |
188 | serge | 418 | lea ebx, [cmd] |
419 | sub ebx, new_app_base |
||
420 | int 0x40 |
||
421 | ret |
||
422 | endp |
||
423 | |||
164 | serge | 424 | |
188 | serge | 425 | proc read_file stdcall,file_name:dword, buffer:dword, off:dword,\ |
426 | bytes:dword |
||
427 | locals |
||
428 | cmd dd ? |
||
429 | offset dd ? |
||
430 | dd ? |
||
431 | count dd ? |
||
432 | buff dd ? |
||
433 | db ? |
||
434 | name dd ? |
||
435 | endl |
||
436 | |||
164 | serge | 437 | |
188 | serge | 438 | mov ebx, [file_name] |
439 | mov ecx, [off] |
||
440 | mov edx, [bytes] |
||
441 | mov esi, [buffer] |
||
442 | sub ebx, new_app_base |
||
443 | sub esi, new_app_base |
||
444 | |||
164 | serge | 445 | |
188 | serge | 446 | mov [offset], ecx |
447 | mov [offset+4], eax |
||
448 | mov [count], edx |
||
449 | mov [buff], esi |
||
450 | mov byte [buff+4], al |
||
451 | mov [name], ebx |
||
452 | |||
453 | |||
454 | lea ebx, [cmd] |
||
455 | sub ebx, new_app_base |
||
456 | int 0x40 |
||
457 | ret |
||
458 | endp |
||
459 | |||
460 | |||
363 | serge | 461 | ; allocate kernel memory and loads the specified file |
462 | ; |
||
463 | ; param |
||
464 | ; file_name= full path to file |
||
465 | ; |
||
466 | ; retval |
||
467 | ; eax= file image in kernel memory |
||
468 | ; ebx= size of file |
||
469 | ; |
||
470 | ; warging |
||
471 | ; You mast call kernel_free() to delete each file |
||
472 | ; loaded by the load_file() function |
||
473 | |||
474 | |||
188 | serge | 475 | proc load_file stdcall, file_name:dword |
476 | locals |
||
477 | attr dd ? |
||
478 | flags dd ? |
||
479 | cr_time dd ? |
||
480 | cr_date dd ? |
||
481 | acc_time dd ? |
||
482 | acc_date dd ? |
||
483 | mod_time dd ? |
||
484 | mod_date dd ? |
||
485 | file_size dd ? |
||
486 | |||
487 | |||
488 | file2 dd ? |
||
211 | serge | 489 | endl |
188 | serge | 490 | |
491 | |||
492 | stdcall get_fileinfo, [file_name], eax |
||
493 | test eax, eax |
||
164 | serge | 494 | jnz .fail |
188 | serge | 495 | |
164 | serge | 496 | |
206 | serge | 497 | cmp eax, 1024*1024*16 |
237 | serge | 498 | ja .fail |
499 | |||
206 | serge | 500 | |
188 | serge | 501 | mov [file], eax |
502 | |||
164 | serge | 503 | |
188 | serge | 504 | cmp ebx, [file_size] |
505 | jne .cleanup |
||
506 | |||
211 | serge | 507 | |
188 | serge | 508 | cmp dword [eax], 0x4B43504B |
211 | serge | 509 | jne .exit |
510 | mov ebx, [eax+4] |
||
237 | serge | 511 | mov [file_size], ebx |
512 | stdcall kernel_alloc, ebx |
||
513 | |||
211 | serge | 514 | |
515 | jz .cleanup |
||
516 | |||
517 | |||
518 | stdcall unpack, [file], eax |
||
519 | stdcall kernel_free, [file] |
||
520 | mov eax, [file2] |
||
521 | mov ebx, [file_size] |
||
237 | serge | 522 | .exit: |
211 | serge | 523 | push eax |
269 | serge | 524 | lea edi, [eax+ebx] ;cleanup remain space |
525 | mov ecx, 4096 ;from file end |
||
357 | serge | 526 | and ebx, 4095 |
527 | sub ecx, ebx |
||
269 | serge | 528 | xor eax, eax |
529 | cld |
||
530 | rep stosb |
||
531 | mov ebx, [file_size] |
||
357 | serge | 532 | pop eax |
269 | serge | 533 | ret |
188 | serge | 534 | .cleanup: |
535 | stdcall kernel_free, [file] |
||
536 | .fail: |
||
537 | xor eax, eax |
||
538 | xor ebx, ebx |
||
237 | serge | 539 | ret |
188 | serge | 540 | endp |
541 | |||
164 | serge | 542 | |
188 | serge | 543 | proc get_proc_ex stdcall, proc_name:dword, imports:dword |
544 | |||
545 | |||
546 | mov edx, [imports] |
||
547 | test edx, edx |
||
198 | serge | 548 | jz .end |
549 | mov edx, [edx] |
||
188 | serge | 550 | test edx, edx |
551 | jz .end |
||
552 | .next: |
||
553 | mov eax, [edx] |
||
554 | test eax, eax |
||
164 | serge | 555 | jz .next_table |
188 | serge | 556 | |
164 | serge | 557 | |
188 | serge | 558 | stdcall strncmp, eax, [proc_name], 16 |
559 | pop edx |
||
560 | test eax, eax |
||
561 | jz .ok |
||
562 | |||
164 | serge | 563 | |
188 | serge | 564 | jmp .next |
565 | .next_table: |
||
566 | add [imports], 4 |
||
567 | jmp .look_up |
||
568 | .ok: |
||
569 | mov eax, [edx+4] |
||
570 | ret |
||
571 | .end: |
||
572 | xor eax, eax |
||
573 | ret |
||
574 | endp |
||
575 | |||
164 | serge | 576 | |
188 | serge | 577 | proc fix_coff_symbols stdcall, sec:dword, symbols:dword,\ |
578 | sym_count:dword, strings:dword, imports:dword |
||
579 | locals |
||
580 | retval dd ? |
||
581 | endl |
||
582 | |||
164 | serge | 583 | |
188 | serge | 584 | mov [retval], 1 |
585 | .fix: |
||
586 | movzx ebx, [edi+CSYM.SectionNumber] |
||
587 | test ebx, ebx |
||
588 | jnz .internal |
||
589 | mov eax, dword [edi+CSYM.Name] |
||
590 | test eax, eax |
||
591 | jnz @F |
||
592 | |||
164 | serge | 593 | |
188 | serge | 594 | add edi, [strings] |
595 | @@: |
||
596 | push edi |
||
597 | stdcall get_proc_ex, edi,[imports] |
||
598 | pop edi |
||
599 | |||
164 | serge | 600 | |
188 | serge | 601 | test eax, eax |
602 | jnz @F |
||
603 | |||
164 | serge | 604 | |
188 | serge | 605 | call sys_msg_board_str |
606 | mov esi, edi |
||
607 | call sys_msg_board_str |
||
608 | mov esi, msg_CR |
||
609 | call sys_msg_board_str |
||
610 | |||
164 | serge | 611 | |
188 | serge | 612 | @@: |
613 | mov edi, [symbols] |
||
614 | mov [edi+CSYM.Value], eax |
||
615 | jmp .next |
||
616 | .internal: |
||
617 | dec ebx |
||
618 | shl ebx, 3 |
||
619 | lea ebx, [ebx+ebx*4] |
||
620 | add ebx, [sec] |
||
621 | |||
622 | |||
623 | add [edi+CSYM.Value], eax |
||
624 | .next: |
||
625 | add edi, CSYM_SIZE |
||
626 | mov [symbols], edi |
||
627 | dec [sym_count] |
||
628 | jnz .fix |
||
629 | mov eax, [retval] |
||
630 | ret |
||
631 | endp |
||
164 | serge | 632 | |
633 | |||
634 | proc fix_coff_relocs stdcall, coff:dword, sec:dword, sym:dword |
||
188 | serge | 635 | locals |
164 | serge | 636 | n_sec dd ? |
188 | serge | 637 | endl |
164 | serge | 638 | |
639 | |||
188 | serge | 640 | movzx ebx, [eax+CFH.nSections] |
641 | mov [n_sec], ebx |
||
642 | .fix_sec: |
||
643 | mov esi, [sec] |
||
644 | mov edi, [esi+CFS.PtrReloc] |
||
164 | serge | 645 | add edi, [coff] |
188 | serge | 646 | |
164 | serge | 647 | |
188 | serge | 648 | test ecx, ecx |
649 | jz .next |
||
650 | .next_reloc: |
||
651 | mov ebx, [edi+CRELOC.SymIndex] |
||
164 | serge | 652 | add ebx,ebx |
653 | lea ebx,[ebx+ebx*8] |
||
654 | add ebx, [sym] |
||
188 | serge | 655 | |
164 | serge | 656 | |
188 | serge | 657 | |
164 | serge | 658 | |
188 | serge | 659 | je .dir_32 |
660 | |||
164 | serge | 661 | |
188 | serge | 662 | jne .next_reloc |
663 | .rel_32: |
||
664 | mov eax, [edi+CRELOC.VirtualAddress] |
||
164 | serge | 665 | add eax, [esi+CFS.VirtualAddress] |
188 | serge | 666 | sub edx, eax |
667 | sub edx, 4 |
||
668 | jmp .fix |
||
669 | .dir_32: |
||
670 | mov eax, [edi+CRELOC.VirtualAddress] |
||
671 | add eax, [esi+CFS.VirtualAddress] |
||
672 | .fix: |
||
673 | add [eax], edx |
||
674 | add edi, 10 |
||
675 | dec ecx |
||
676 | jnz .next_reloc |
||
677 | .next: |
||
678 | add [sec], COFF_SECTION_SIZE |
||
206 | serge | 679 | dec [n_sec] |
188 | serge | 680 | jnz .fix_sec |
681 | .exit: |
||
164 | serge | 682 | ret |
683 | endp |
||
684 | |||
685 | |||
188 | serge | 686 | proc load_driver stdcall, driver_name:dword |
346 | diamond | 687 | locals |
188 | serge | 688 | coff dd ? |
689 | sym dd ? |
||
690 | strings dd ? |
||
691 | img_size dd ? |
||
692 | img_base dd ? |
||
693 | start dd ? |
||
694 | |||
695 | |||
696 | dd ? |
||
697 | file_name rb 14+16+4+1 ; '/rd/1/drivers/ |
||
346 | diamond | 698 | endl |
188 | serge | 699 | |
700 | |||
346 | diamond | 701 | mov dword [edx], '/rd/' |
702 | mov dword [edx+4], '1/dr' |
||
703 | mov dword [edx+8], 'iver' |
||
704 | mov word [edx+12], 's/' |
||
705 | mov esi, [driver_name] |
||
706 | lea edi, [edx+14] |
||
707 | mov ecx, 16 |
||
708 | @@: |
||
709 | lodsb |
||
710 | test al, al |
||
711 | jz @f |
||
712 | stosb |
||
713 | loop @b |
||
714 | @@: |
||
715 | mov dword [edi], '.obj' |
||
716 | mov byte [edi+4], 0 |
||
717 | stdcall load_file, edx |
||
718 | |||
214 | serge | 719 | |
188 | serge | 720 | jz .exit |
227 | serge | 721 | |
188 | serge | 722 | |
723 | |||
724 | |||
725 | xor ebx, ebx |
||
726 | |||
727 | |||
728 | @@: |
||
729 | add ebx, [edx+CFS.SizeOfRawData] |
||
730 | add ebx, 15 |
||
731 | and ebx, not 15 |
||
732 | add edx, COFF_SECTION_SIZE |
||
206 | serge | 733 | dec ecx |
188 | serge | 734 | jnz @B |
735 | mov [img_size], ebx |
||
736 | |||
737 | |||
738 | test eax, eax |
||
739 | jz .fail |
||
740 | mov [img_base], eax |
||
741 | |||
742 | |||
743 | xor eax, eax |
||
744 | mov ecx, [img_size] |
||
745 | add ecx, 4095 |
||
746 | and ecx, not 4095 |
||
747 | shr ecx, 2 |
||
748 | cld |
||
749 | rep stosd |
||
750 | |||
751 | |||
752 | movzx ebx, [edx+CFH.nSections] |
||
753 | mov edi, [img_base] |
||
754 | lea eax, [edx+20] |
||
755 | @@: |
||
756 | mov [eax+CFS.VirtualAddress], edi |
||
757 | mov esi, [eax+CFS.PtrRawData] |
||
758 | test esi, esi |
||
759 | jnz .copy |
||
760 | add edi, [eax+CFS.SizeOfRawData] |
||
761 | jmp .next |
||
762 | .copy: |
||
763 | add esi, edx |
||
764 | mov ecx, [eax+CFS.SizeOfRawData] |
||
765 | cld |
||
766 | rep movsb |
||
767 | .next: |
||
768 | add edi, 15 |
||
769 | and edi, not 15 |
||
770 | add eax, COFF_SECTION_SIZE |
||
206 | serge | 771 | dec ebx |
188 | serge | 772 | jnz @B |
773 | |||
774 | |||
775 | add ebx, edx |
||
776 | mov [sym], ebx |
||
777 | mov ecx, [edx+CFH.nSymbols] |
||
778 | add ecx,ecx |
||
779 | lea ecx,[ecx+ecx*8] ;ecx*=18 = nSymbols*CSYM_SIZE |
||
780 | add ecx, [sym] |
||
781 | mov [strings], ecx |
||
782 | |||
783 | |||
784 | mov dword [ebx], kernel_export |
||
785 | mov dword [ebx+4], 0 |
||
786 | lea eax, [edx+20] |
||
787 | |||
788 | |||
789 | [strings], ebx |
||
790 | test eax, eax |
||
791 | jz .link_fail |
||
227 | serge | 792 | |
188 | serge | 793 | |
794 | add ebx, 20 |
||
795 | stdcall fix_coff_relocs, [coff], ebx, [sym] |
||
796 | |||
797 | |||
798 | stdcall get_coff_sym,[sym],[ebx+CFH.nSymbols],szVersion |
||
227 | serge | 799 | test eax, eax |
800 | jz .link_fail |
||
801 | |||
802 | |||
803 | shr eax, 16 |
||
804 | cmp eax, DRV_COMPAT |
||
805 | jb .ver_fail |
||
806 | |||
807 | |||
808 | ja .ver_fail |
||
809 | |||
810 | |||
811 | stdcall get_coff_sym,[sym],[ebx+CFH.nSymbols],szSTART |
||
188 | serge | 812 | mov [start], eax |
813 | |||
814 | |||
815 | |||
816 | |||
817 | stdcall ebx, DRV_ENTRY |
||
214 | serge | 818 | test eax, eax |
188 | serge | 819 | jnz .ok |
820 | |||
821 | |||
822 | xor eax, eax |
||
823 | ret |
||
824 | .ok: |
||
825 | mov ebx, [img_base] |
||
826 | mov [eax+SRV.base], ebx |
||
827 | mov ecx, [start] |
||
214 | serge | 828 | mov [eax+SRV.entry], ecx |
829 | ret |
||
188 | serge | 830 | |
227 | serge | 831 | |
832 | mov esi, msg_CR |
||
833 | call sys_msg_board_str |
||
834 | mov esi, [driver_name] |
||
346 | diamond | 835 | call sys_msg_board_str |
227 | serge | 836 | mov esi, msg_CR |
837 | call sys_msg_board_str |
||
838 | mov esi, msg_version |
||
839 | call sys_msg_board_str |
||
840 | mov esi, msg_www |
||
841 | call sys_msg_board_str |
||
842 | jmp .cleanup |
||
843 | |||
844 | |||
845 | mov esi, msg_module |
||
846 | call sys_msg_board_str |
||
847 | mov esi, [driver_name] |
||
346 | diamond | 848 | call sys_msg_board_str |
227 | serge | 849 | mov esi, msg_CR |
850 | call sys_msg_board_str |
||
851 | .cleanup: |
||
852 | stdcall kernel_free,[img_base] |
||
853 | .fail: |
||
188 | serge | 854 | stdcall kernel_free, [coff] |
227 | serge | 855 | .exit: |
856 | xor eax, eax |
||
188 | serge | 857 | ret |
858 | endp |
||
164 | serge | 859 | |
860 | |||
198 | serge | 861 | proc load_library stdcall, file_name:dword |
862 | locals |
||
863 | coff dd ? |
||
864 | sym dd ? |
||
865 | strings dd ? |
||
866 | img_size dd ? |
||
867 | img_base dd ? |
||
868 | exports dd ? |
||
869 | endl |
||
870 | |||
871 | |||
872 | |||
873 | |||
874 | test eax, eax |
||
875 | jz .fail |
||
876 | |||
877 | |||
878 | movzx ecx, [eax+CFH.nSections] |
||
879 | xor ebx, ebx |
||
880 | |||
881 | |||
882 | @@: |
||
883 | add ebx, [edx+CFS.SizeOfRawData] |
||
884 | add ebx, 15 |
||
885 | and ebx, not 15 |
||
886 | add edx, COFF_SECTION_SIZE |
||
206 | serge | 887 | dec ecx |
198 | serge | 888 | jnz @B |
889 | mov [img_size], ebx |
||
890 | |||
891 | |||
892 | stdcall user_alloc, [img_size] |
||
893 | |||
894 | |||
895 | jz .fail |
||
896 | mov [img_base], eax |
||
897 | |||
898 | |||
899 | movzx ebx, [edx+CFH.nSections] |
||
900 | mov edi, [img_base] |
||
901 | lea eax, [edx+20] |
||
902 | @@: |
||
903 | mov [eax+CFS.VirtualAddress], edi |
||
904 | mov esi, [eax+CFS.PtrRawData] |
||
905 | test esi, esi |
||
906 | jnz .copy |
||
907 | add edi, [eax+CFS.SizeOfRawData] |
||
908 | jmp .next |
||
909 | .copy: |
||
910 | add esi, edx |
||
911 | add edi, new_app_base |
||
912 | mov ecx, [eax+CFS.SizeOfRawData] |
||
913 | cld |
||
914 | rep movsb |
||
915 | .next: |
||
916 | add edi, 15-new_app_base |
||
917 | and edi, not 15 |
||
918 | add eax, COFF_SECTION_SIZE |
||
206 | serge | 919 | dec ebx |
198 | serge | 920 | jnz @B |
921 | |||
922 | |||
923 | add ebx, edx |
||
924 | mov [sym], ebx |
||
925 | mov ecx, [edx+CFH.nSymbols] |
||
926 | add ecx,ecx |
||
927 | lea ecx,[ecx+ecx*8] ;ecx*=18 = nSymbols*CSYM_SIZE |
||
928 | add ecx, [sym] |
||
929 | mov [strings], ecx |
||
930 | |||
931 | |||
932 | |||
933 | |||
934 | [strings], dword 0 |
||
935 | test eax, eax |
||
936 | jnz @F |
||
937 | |||
938 | |||
939 | mov edx, [coff] |
||
940 | movzx ebx, [edx+CFH.nSections] |
||
941 | mov edi, new_app_base |
||
942 | lea eax, [edx+20] |
||
943 | @@: |
||
944 | add [eax+CFS.VirtualAddress], edi ;patch user space offset |
||
945 | add eax, COFF_SECTION_SIZE |
||
206 | serge | 946 | dec ebx |
198 | serge | 947 | jnz @B |
948 | |||
949 | |||
950 | stdcall fix_coff_relocs, [coff], edx, [sym] |
||
951 | |||
952 | |||
953 | stdcall get_coff_sym,[sym],[ebx+CFH.nSymbols],szEXPORTS |
||
954 | mov [exports], eax |
||
955 | |||
956 | |||
957 | mov eax, [exports] |
||
958 | ret |
||
959 | .fail: |
||
960 | xor eax, eax |
||
961 | ret |
||
962 | endp |
||
963 | |||
964 | |||
214 | serge | 965 | proc stop_all_services |
966 | |||
278 | serge | 967 | |
968 | .next: |
||
214 | serge | 969 | cmp edx, srv.fd-SRV_FD_OFFSET |
278 | serge | 970 | je .done |
971 | cmp [edx+SRV.magic], ' SRV' |
||
972 | jne .next |
||
227 | serge | 973 | cmp [edx+SRV.size], SRV_SIZE |
278 | serge | 974 | jne .next |
227 | serge | 975 | mov ebx, [edx+SRV.entry] |
278 | serge | 976 | mov edx, [edx+SRV.fd] |
977 | push edx |
||
978 | stdcall ebx, dword -1 |
||
214 | serge | 979 | pop edx |
278 | serge | 980 | jmp .next |
214 | serge | 981 | .done: |
278 | serge | 982 | ret |
983 | endp |
||
214 | serge | 984 | |
198 | serge | 985 | |
281 | serge | 986 | ; eax= size |
291 | serge | 987 | ; ebx= pid |
988 | |||
214 | serge | 989 | |
281 | serge | 990 | create_kernel_object: |
991 | |||
992 | |||
993 | call malloc |
||
994 | pop ebx |
||
995 | test eax, eax |
||
996 | jz .fail |
||
997 | |||
998 | |||
999 | shl ecx,8 |
||
1000 | add ecx, SLOT_BASE+APP_OBJ_OFFSET |
||
380 | serge | 1001 | |
281 | serge | 1002 | |
345 | serge | 1003 | cli |
1004 | mov edx, [ecx+APPOBJ.fd] |
||
281 | serge | 1005 | mov [eax+APPOBJ.fd], edx |
1006 | mov [eax+APPOBJ.bk], ecx |
||
1007 | mov [eax+APPOBJ.pid], ebx |
||
1008 | |||
1009 | |||
1010 | mov [edx+APPOBJ.bk], eax |
||
1011 | popfd |
||
345 | serge | 1012 | .fail: |
281 | serge | 1013 | ret |
1014 | |||
1015 | |||
1016 | ; eax= object |
||
1017 | |||
1018 | |||
1019 | destroy_kernel_object: |
||
1020 | |||
1021 | |||
345 | serge | 1022 | cli |
1023 | mov ebx, [eax+APPOBJ.fd] |
||
281 | serge | 1024 | mov ecx, [eax+APPOBJ.bk] |
1025 | mov [ebx+APPOBJ.bk], ecx |
||
1026 | mov [ecx+APPOBJ.fd], ebx |
||
1027 | popfd |
||
345 | serge | 1028 | |
281 | serge | 1029 | |
1030 | mov [eax], edx |
||
1031 | mov [eax+4], edx |
||
1032 | mov [eax+8], edx |
||
1033 | mov [eax+12], edx |
||
1034 | mov [eax+16], edx |
||
1035 | |||
1036 | |||
1037 | ret |
||
1038 | |||
1039 | |||
1040 | |||
346 | diamond | 1041 | ;szInfinity db 'INFINITY',0 |
1042 | szHwMouse db 'ATI2D',0 |
||
1043 | |||
164 | serge | 1044 | |
1045 | szEXPORTS db 'EXPORTS',0 |
||
1046 | szIMPORTS db 'IMPORTS',0 |
||
1047 | |||
1048 | |||
188 | serge | 1049 | msg_module db 'in module ',0 |
1050 | msg_version db 'incompatible driver version',13,10,0 |
||
227 | serge | 1051 | msg_www db 'please visit www.kolibrios.org',13,10,0 |
1052 | msg_CR db 13,10,0 |
||
188 | serge | 1053 | |
1054 | |||
214 | serge | 1055 | create_cursor dd 0 |
227 | serge | 1056 | set_hw_cursor dd 0 |
214 | serge | 1057 | hw_restore dd 0 |
221 | serge | 1058 |