Rev 802 | Rev 916 | Go to most recent revision | Details | Compare with Previous | Last modification | View Log | RSS feed
Rev | Author | Line No. | Line |
---|---|---|---|
431 | serge | 1 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
2 | ;; ;; |
||
709 | diamond | 3 | ;; Copyright (C) KolibriOS team 2004-2008. All rights reserved. ;; |
431 | serge | 4 | ;; Distributed under terms of the GNU General Public License ;; |
5 | ;; ;; |
||
6 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
164 | serge | 7 | |
593 | mikedld | 8 | $Revision: 819 $ |
9 | |||
10 | |||
465 | serge | 11 | DRV_COMPAT equ 5 ;minimal required drivers version |
12 | DRV_CURRENT equ 5 ;current drivers model version |
||
214 | serge | 13 | |
227 | serge | 14 | DRV_VERSION equ (DRV_COMPAT shl 16) or DRV_CURRENT |
797 | serge | 15 | PID_KERNEL equ 1 ;os_idle thread |
227 | serge | 16 | |
164 | serge | 17 | align 4 |
774 | Rus | 18 | proc attach_int_handler stdcall, irq:dword, handler:dword, access_rights:dword |
164 | serge | 19 | |
802 | serge | 20 | mov ebx, [irq] ;irq num |
769 | Rus | 21 | test ebx, ebx |
22 | jz .err |
||
802 | serge | 23 | cmp ebx, 15 ; hidnplayr says: we only have 16 IRQ's |
769 | Rus | 24 | ja .err |
25 | mov eax, [handler] |
||
26 | test eax, eax |
||
27 | jz .err |
||
28 | cmp [irq_owner + 4 * ebx], 0 |
||
774 | Rus | 29 | je @f |
30 | |||
802 | serge | 31 | mov ecx, [irq_rights + 4 * ebx] ; Rights : 0 - full access, 1 - read only, 2 - forbidden |
774 | Rus | 32 | test ecx, ecx |
33 | jnz .err |
||
34 | |||
802 | serge | 35 | @@: |
769 | Rus | 36 | mov [irq_tab+ebx*4], eax |
37 | |||
774 | Rus | 38 | mov eax, [access_rights] |
39 | mov [irq_rights + 4 * ebx], eax |
||
40 | |||
802 | serge | 41 | mov [irq_owner + 4 * ebx], PID_KERNEL ; all handlers belong to a kernel |
769 | Rus | 42 | |
43 | stdcall enable_irq, [irq] |
||
802 | serge | 44 | mov eax, 1 |
769 | Rus | 45 | ret |
164 | serge | 46 | .err: |
769 | Rus | 47 | xor eax, eax |
48 | ret |
||
164 | serge | 49 | endp |
50 | |||
774 | Rus | 51 | uglobal |
52 | |||
53 | irq_rights rd 16 |
||
54 | |||
55 | endg |
||
56 | |||
57 | proc get_int_handler stdcall, irq:dword |
||
58 | |||
59 | mov eax, [irq] |
||
60 | |||
61 | cmp [irq_rights + 4 * eax], dword 1 |
||
62 | ja .err |
||
63 | |||
64 | mov eax, [irq_tab + 4 * eax] |
||
65 | ret |
||
66 | |||
67 | .err: |
||
68 | xor eax, eax |
||
69 | ret |
||
70 | |||
71 | endp |
||
72 | |||
164 | serge | 73 | align 4 |
74 | proc detach_int_handler |
||
75 | |||
76 | ret |
||
77 | endp |
||
78 | |||
79 | align 4 |
||
80 | proc enable_irq stdcall, irq_line:dword |
||
672 | hidnplayr | 81 | mov ebx, [irq_line] |
82 | mov edx, 0x21 |
||
83 | cmp ebx, 8 |
||
84 | jb @F |
||
85 | mov edx, 0xA1 |
||
86 | sub ebx,8 |
||
164 | serge | 87 | @@: |
672 | hidnplayr | 88 | in al,dx |
89 | btr eax, ebx |
||
90 | out dx, al |
||
91 | ret |
||
164 | serge | 92 | endp |
93 | |||
94 | align 16 |
||
95 | ;; proc irq_serv |
||
96 | |||
97 | irq_serv: |
||
98 | |||
99 | .irq_1: |
||
769 | Rus | 100 | push 1 |
164 | serge | 101 | jmp .main |
102 | align 4 |
||
103 | .irq_2: |
||
769 | Rus | 104 | push 2 |
164 | serge | 105 | jmp .main |
106 | align 4 |
||
107 | .irq_3: |
||
769 | Rus | 108 | push 3 |
164 | serge | 109 | jmp .main |
110 | align 4 |
||
111 | .irq_4: |
||
769 | Rus | 112 | push 4 |
164 | serge | 113 | jmp .main |
114 | align 4 |
||
115 | .irq_5: |
||
769 | Rus | 116 | push 5 |
164 | serge | 117 | jmp .main |
118 | align 4 |
||
119 | .irq_6: |
||
769 | Rus | 120 | push 6 |
164 | serge | 121 | jmp .main |
122 | align 4 |
||
123 | .irq_7: |
||
769 | Rus | 124 | push 7 |
164 | serge | 125 | jmp .main |
126 | align 4 |
||
127 | .irq_8: |
||
769 | Rus | 128 | push 8 |
164 | serge | 129 | jmp .main |
130 | align 4 |
||
131 | .irq_9: |
||
769 | Rus | 132 | push 9 |
164 | serge | 133 | jmp .main |
134 | align 4 |
||
135 | .irq_10: |
||
769 | Rus | 136 | push 10 |
164 | serge | 137 | jmp .main |
138 | align 4 |
||
139 | .irq_11: |
||
769 | Rus | 140 | push 11 |
164 | serge | 141 | jmp .main |
142 | align 4 |
||
143 | .irq_12: |
||
769 | Rus | 144 | push 12 |
164 | serge | 145 | jmp .main |
146 | align 4 |
||
147 | .irq_13: |
||
769 | Rus | 148 | push 13 |
164 | serge | 149 | jmp .main |
150 | align 4 |
||
151 | .irq_14: |
||
769 | Rus | 152 | push 14 |
164 | serge | 153 | jmp .main |
154 | align 4 |
||
155 | .irq_15: |
||
769 | Rus | 156 | push 15 |
164 | serge | 157 | jmp .main |
158 | |||
159 | align 16 |
||
160 | .main: |
||
161 | save_ring3_context |
||
769 | Rus | 162 | mov eax, [esp + 32] |
672 | hidnplayr | 163 | mov bx, app_data ;os_data |
164 | serge | 164 | mov ds, bx |
165 | mov es, bx |
||
166 | |||
769 | Rus | 167 | cmp [v86_irqhooks+eax*8], 0 |
168 | jnz v86_irq |
||
709 | diamond | 169 | |
164 | serge | 170 | mov ebx, [irq_tab+eax*4] |
171 | test ebx, ebx |
||
172 | jz .exit |
||
173 | |||
672 | hidnplayr | 174 | call ebx |
175 | mov [check_idle_semaphore],5 |
||
164 | serge | 176 | |
177 | .exit: |
||
178 | |||
769 | Rus | 179 | cmp dword [esp + 32], 8 |
164 | serge | 180 | mov al, 0x20 |
672 | hidnplayr | 181 | jb @f |
164 | serge | 182 | out 0xa0, al |
183 | @@: |
||
672 | hidnplayr | 184 | out 0x20, al |
164 | serge | 185 | |
769 | Rus | 186 | restore_ring3_context |
187 | add esp, 4 |
||
188 | |||
164 | serge | 189 | iret |
190 | |||
191 | align 4 |
||
192 | proc get_notify stdcall, p_ev:dword |
||
193 | |||
194 | .wait: |
||
672 | hidnplayr | 195 | mov ebx,[current_slot] |
196 | test dword [ebx+APPDATA.event_mask],EVENT_NOTIFY |
||
164 | serge | 197 | jz @f |
672 | hidnplayr | 198 | and dword [ebx+APPDATA.event_mask], not EVENT_NOTIFY |
164 | serge | 199 | mov edi, [p_ev] |
200 | mov dword [edi], EV_INTR |
||
672 | hidnplayr | 201 | mov eax, [ebx+APPDATA.event] |
164 | serge | 202 | mov dword [edi+4], eax |
203 | ret |
||
204 | @@: |
||
205 | call change_task |
||
206 | jmp .wait |
||
207 | endp |
||
208 | |||
209 | align 4 |
||
210 | proc pci_read32 stdcall, bus:dword, devfn:dword, reg:dword |
||
769 | Rus | 211 | push ebx |
164 | serge | 212 | xor eax, eax |
213 | xor ebx, ebx |
||
214 | mov ah, byte [bus] |
||
672 | hidnplayr | 215 | mov al, 6 |
164 | serge | 216 | mov bh, byte [devfn] |
217 | mov bl, byte [reg] |
||
218 | call pci_read_reg |
||
769 | Rus | 219 | pop ebx |
164 | serge | 220 | ret |
221 | endp |
||
222 | |||
223 | align 4 |
||
557 | serge | 224 | proc pci_read16 stdcall, bus:dword, devfn:dword, reg:dword |
769 | Rus | 225 | push ebx |
557 | serge | 226 | xor eax, eax |
227 | xor ebx, ebx |
||
228 | mov ah, byte [bus] |
||
672 | hidnplayr | 229 | mov al, 5 |
557 | serge | 230 | mov bh, byte [devfn] |
231 | mov bl, byte [reg] |
||
232 | call pci_read_reg |
||
769 | Rus | 233 | pop ebx |
557 | serge | 234 | ret |
235 | endp |
||
236 | |||
237 | align 4 |
||
164 | serge | 238 | proc pci_read8 stdcall, bus:dword, devfn:dword, reg:dword |
769 | Rus | 239 | push ebx |
164 | serge | 240 | xor eax, eax |
241 | xor ebx, ebx |
||
242 | mov ah, byte [bus] |
||
672 | hidnplayr | 243 | mov al, 4 |
164 | serge | 244 | mov bh, byte [devfn] |
245 | mov bl, byte [reg] |
||
246 | call pci_read_reg |
||
769 | Rus | 247 | pop ebx |
164 | serge | 248 | ret |
249 | endp |
||
250 | |||
251 | align 4 |
||
252 | proc pci_write8 stdcall, bus:dword, devfn:dword, reg:dword, val:dword |
||
769 | Rus | 253 | push ebx |
164 | serge | 254 | xor eax, eax |
255 | xor ebx, ebx |
||
256 | mov ah, byte [bus] |
||
672 | hidnplayr | 257 | mov al, 8 |
164 | serge | 258 | mov bh, byte [devfn] |
259 | mov bl, byte [reg] |
||
672 | hidnplayr | 260 | mov ecx, [val] |
261 | call pci_write_reg |
||
769 | Rus | 262 | pop ebx |
164 | serge | 263 | ret |
264 | endp |
||
265 | |||
557 | serge | 266 | align 4 |
267 | proc pci_write16 stdcall, bus:dword, devfn:dword, reg:dword, val:dword |
||
769 | Rus | 268 | push ebx |
557 | serge | 269 | xor eax, eax |
270 | xor ebx, ebx |
||
271 | mov ah, byte [bus] |
||
672 | hidnplayr | 272 | mov al, 9 |
557 | serge | 273 | mov bh, byte [devfn] |
274 | mov bl, byte [reg] |
||
672 | hidnplayr | 275 | mov ecx, [val] |
276 | call pci_write_reg |
||
769 | Rus | 277 | pop ebx |
557 | serge | 278 | ret |
279 | endp |
||
280 | |||
672 | hidnplayr | 281 | align 4 |
282 | proc pci_write32 stdcall, bus:dword, devfn:dword, reg:dword, val:dword |
||
769 | Rus | 283 | push ebx |
672 | hidnplayr | 284 | xor eax, eax |
285 | xor ebx, ebx |
||
286 | mov ah, byte [bus] |
||
287 | mov al, 10 |
||
288 | mov bh, byte [devfn] |
||
289 | mov bl, byte [reg] |
||
290 | mov ecx, [val] |
||
291 | call pci_write_reg |
||
769 | Rus | 292 | pop ebx |
672 | hidnplayr | 293 | ret |
294 | endp |
||
164 | serge | 295 | |
672 | hidnplayr | 296 | handle equ IOCTL.handle |
297 | io_code equ IOCTL.io_code |
||
298 | input equ IOCTL.input |
||
299 | inp_size equ IOCTL.inp_size |
||
300 | output equ IOCTL.output |
||
301 | out_size equ IOCTL.out_size |
||
164 | serge | 302 | |
672 | hidnplayr | 303 | |
164 | serge | 304 | align 4 |
305 | proc srv_handler stdcall, ioctl:dword |
||
672 | hidnplayr | 306 | mov esi, [ioctl] |
307 | test esi, esi |
||
308 | jz .err |
||
164 | serge | 309 | |
672 | hidnplayr | 310 | mov edi, [esi+handle] |
311 | cmp [edi+SRV.magic], ' SRV' |
||
164 | serge | 312 | jne .fail |
313 | |||
672 | hidnplayr | 314 | cmp [edi+SRV.size], SRV_SIZE |
164 | serge | 315 | jne .fail |
316 | |||
672 | hidnplayr | 317 | stdcall [edi+SRV.srv_proc], esi |
318 | ret |
||
164 | serge | 319 | .fail: |
672 | hidnplayr | 320 | xor eax, eax |
321 | not eax |
||
322 | mov [esi+output], eax |
||
323 | mov [esi+out_size], 4 |
||
324 | ret |
||
164 | serge | 325 | .err: |
672 | hidnplayr | 326 | xor eax, eax |
327 | not eax |
||
328 | ret |
||
164 | serge | 329 | endp |
330 | |||
377 | serge | 331 | ; param |
332 | ; ebx= io_control |
||
333 | ; |
||
334 | ; retval |
||
335 | ; eax= error code |
||
336 | |||
164 | serge | 337 | align 4 |
377 | serge | 338 | srv_handlerEx: |
672 | hidnplayr | 339 | cmp ebx, OS_BASE |
340 | jae .fail |
||
164 | serge | 341 | |
672 | hidnplayr | 342 | mov eax, [ebx+handle] |
343 | cmp [eax+SRV.magic], ' SRV' |
||
164 | serge | 344 | jne .fail |
345 | |||
672 | hidnplayr | 346 | cmp [eax+SRV.size], SRV_SIZE |
164 | serge | 347 | jne .fail |
348 | |||
672 | hidnplayr | 349 | stdcall [eax+SRV.srv_proc], ebx |
350 | ret |
||
164 | serge | 351 | .fail: |
672 | hidnplayr | 352 | or eax, -1 |
353 | ret |
||
164 | serge | 354 | |
355 | restore handle |
||
356 | restore io_code |
||
357 | restore input |
||
358 | restore inp_size |
||
359 | restore output |
||
360 | restore out_size |
||
361 | |||
362 | align 4 |
||
363 | proc get_service stdcall, sz_name:dword |
||
672 | hidnplayr | 364 | mov eax, [sz_name] |
365 | test eax, eax |
||
366 | jnz @F |
||
367 | ret |
||
164 | serge | 368 | @@: |
672 | hidnplayr | 369 | mov edx, [srv.fd] |
188 | serge | 370 | @@: |
672 | hidnplayr | 371 | cmp edx, srv.fd-SRV_FD_OFFSET |
372 | je .not_load |
||
278 | serge | 373 | |
672 | hidnplayr | 374 | stdcall strncmp, edx, [sz_name], 16 |
375 | test eax, eax |
||
376 | je .ok |
||
164 | serge | 377 | |
672 | hidnplayr | 378 | mov edx, [edx+SRV.fd] |
379 | jmp @B |
||
164 | serge | 380 | .not_load: |
672 | hidnplayr | 381 | pop ebp |
382 | jmp load_driver |
||
164 | serge | 383 | .ok: |
672 | hidnplayr | 384 | mov eax, edx |
385 | ret |
||
164 | serge | 386 | endp |
387 | |||
388 | align 4 |
||
740 | serge | 389 | proc reg_service stdcall, name:dword, handler:dword |
164 | serge | 390 | |
819 | serge | 391 | push ebx |
164 | serge | 392 | |
819 | serge | 393 | xor eax, eax |
394 | |||
769 | Rus | 395 | cmp [name], eax |
396 | je .fail |
||
740 | serge | 397 | |
769 | Rus | 398 | cmp [handler], eax |
399 | je .fail |
||
740 | serge | 400 | |
672 | hidnplayr | 401 | mov eax, SRV_SIZE |
402 | call malloc ;call alloc_service |
||
164 | serge | 403 | test eax, eax |
404 | jz .fail |
||
405 | |||
769 | Rus | 406 | push esi |
407 | push edi |
||
164 | serge | 408 | mov edi, eax |
769 | Rus | 409 | mov esi, [name] |
672 | hidnplayr | 410 | mov ecx, 16/4 |
411 | rep movsd |
||
769 | Rus | 412 | pop edi |
413 | pop esi |
||
164 | serge | 414 | |
672 | hidnplayr | 415 | mov [eax+SRV.magic], ' SRV' |
416 | mov [eax+SRV.size], SRV_SIZE |
||
278 | serge | 417 | |
672 | hidnplayr | 418 | mov ebx, srv.fd-SRV_FD_OFFSET |
419 | mov edx, [ebx+SRV.fd] |
||
420 | mov [eax+SRV.fd], edx |
||
421 | mov [eax+SRV.bk], ebx |
||
422 | mov [ebx+SRV.fd], eax |
||
423 | mov [edx+SRV.bk], eax |
||
278 | serge | 424 | |
769 | Rus | 425 | mov ecx, [handler] |
672 | hidnplayr | 426 | mov [eax+SRV.srv_proc], ecx |
769 | Rus | 427 | pop ebx |
428 | ret |
||
164 | serge | 429 | .fail: |
430 | xor eax, eax |
||
819 | serge | 431 | pop ebx |
769 | Rus | 432 | ret |
740 | serge | 433 | endp |
164 | serge | 434 | |
435 | align 4 |
||
436 | proc get_proc stdcall, exp:dword, sz_name:dword |
||
437 | |||
672 | hidnplayr | 438 | mov edx, [exp] |
164 | serge | 439 | .next: |
672 | hidnplayr | 440 | mov eax, [edx] |
441 | test eax, eax |
||
442 | jz .end |
||
164 | serge | 443 | |
672 | hidnplayr | 444 | push edx |
445 | stdcall strncmp, eax, [sz_name], 16 |
||
446 | pop edx |
||
447 | test eax, eax |
||
448 | jz .ok |
||
164 | serge | 449 | |
672 | hidnplayr | 450 | add edx,8 |
451 | jmp .next |
||
164 | serge | 452 | .ok: |
672 | hidnplayr | 453 | mov eax, [edx+4] |
164 | serge | 454 | .end: |
672 | hidnplayr | 455 | ret |
164 | serge | 456 | endp |
457 | |||
458 | align 4 |
||
459 | proc get_coff_sym stdcall, pSym:dword,count:dword, sz_sym:dword |
||
460 | |||
461 | @@: |
||
462 | stdcall strncmp, [pSym], [sz_sym], 8 |
||
463 | test eax,eax |
||
464 | jz .ok |
||
465 | add [pSym], 18 |
||
466 | dec [count] |
||
467 | jnz @b |
||
468 | xor eax, eax |
||
469 | ret |
||
470 | .ok: |
||
471 | mov ebx, [pSym] |
||
472 | mov eax, [ebx+8] |
||
473 | ret |
||
474 | endp |
||
475 | |||
476 | align 4 |
||
188 | serge | 477 | proc get_curr_task |
672 | hidnplayr | 478 | mov eax,[CURRENT_TASK] |
479 | shl eax, 8 |
||
480 | ret |
||
188 | serge | 481 | endp |
164 | serge | 482 | |
188 | serge | 483 | align 4 |
484 | proc get_fileinfo stdcall, file_name:dword, info:dword |
||
672 | hidnplayr | 485 | locals |
486 | cmd dd ? |
||
487 | offset dd ? |
||
488 | dd ? |
||
489 | count dd ? |
||
490 | buff dd ? |
||
491 | db ? |
||
492 | name dd ? |
||
493 | endl |
||
164 | serge | 494 | |
672 | hidnplayr | 495 | xor eax, eax |
496 | mov ebx, [file_name] |
||
497 | mov ecx, [info] |
||
164 | serge | 498 | |
672 | hidnplayr | 499 | mov [cmd], 5 |
500 | mov [offset], eax |
||
501 | mov [offset+4], eax |
||
502 | mov [count], eax |
||
503 | mov [buff], ecx |
||
504 | mov byte [buff+4], al |
||
505 | mov [name], ebx |
||
164 | serge | 506 | |
672 | hidnplayr | 507 | mov eax, 70 |
508 | lea ebx, [cmd] |
||
509 | int 0x40 |
||
510 | ret |
||
188 | serge | 511 | endp |
164 | serge | 512 | |
188 | serge | 513 | align 4 |
514 | proc read_file stdcall,file_name:dword, buffer:dword, off:dword,\ |
||
672 | hidnplayr | 515 | bytes:dword |
516 | locals |
||
517 | cmd dd ? |
||
518 | offset dd ? |
||
519 | dd ? |
||
520 | count dd ? |
||
521 | buff dd ? |
||
522 | db ? |
||
523 | name dd ? |
||
524 | endl |
||
164 | serge | 525 | |
672 | hidnplayr | 526 | xor eax, eax |
527 | mov ebx, [file_name] |
||
528 | mov ecx, [off] |
||
529 | mov edx, [bytes] |
||
530 | mov esi, [buffer] |
||
164 | serge | 531 | |
672 | hidnplayr | 532 | mov [cmd], eax |
533 | mov [offset], ecx |
||
534 | mov [offset+4], eax |
||
535 | mov [count], edx |
||
536 | mov [buff], esi |
||
537 | mov byte [buff+4], al |
||
538 | mov [name], ebx |
||
188 | serge | 539 | |
672 | hidnplayr | 540 | pushad |
541 | push eax |
||
542 | lea eax, [cmd] |
||
543 | call file_system_lfn |
||
544 | pop eax |
||
545 | popad |
||
546 | ret |
||
188 | serge | 547 | endp |
548 | |||
363 | serge | 549 | ; description |
550 | ; allocate kernel memory and loads the specified file |
||
551 | ; |
||
552 | ; param |
||
553 | ; file_name= full path to file |
||
554 | ; |
||
555 | ; retval |
||
556 | ; eax= file image in kernel memory |
||
557 | ; ebx= size of file |
||
558 | ; |
||
559 | ; warging |
||
560 | ; You mast call kernel_free() to delete each file |
||
561 | ; loaded by the load_file() function |
||
562 | |||
188 | serge | 563 | align 4 |
564 | proc load_file stdcall, file_name:dword |
||
672 | hidnplayr | 565 | locals |
566 | attr dd ? |
||
567 | flags dd ? |
||
568 | cr_time dd ? |
||
569 | cr_date dd ? |
||
570 | acc_time dd ? |
||
571 | acc_date dd ? |
||
572 | mod_time dd ? |
||
573 | mod_date dd ? |
||
574 | file_size dd ? |
||
188 | serge | 575 | |
672 | hidnplayr | 576 | file dd ? |
577 | file2 dd ? |
||
578 | endl |
||
188 | serge | 579 | |
672 | hidnplayr | 580 | push esi |
581 | push edi |
||
662 | serge | 582 | |
672 | hidnplayr | 583 | lea eax, [attr] |
584 | stdcall get_fileinfo, [file_name], eax |
||
585 | test eax, eax |
||
586 | jnz .fail |
||
164 | serge | 587 | |
672 | hidnplayr | 588 | mov eax, [file_size] |
589 | cmp eax, 1024*1024*16 |
||
590 | ja .fail |
||
206 | serge | 591 | |
672 | hidnplayr | 592 | stdcall kernel_alloc, [file_size] |
593 | mov [file], eax |
||
164 | serge | 594 | |
672 | hidnplayr | 595 | stdcall read_file, [file_name], eax, dword 0, [file_size] |
596 | cmp ebx, [file_size] |
||
597 | jne .cleanup |
||
211 | serge | 598 | |
672 | hidnplayr | 599 | mov eax, [file] |
600 | cmp dword [eax], 0x4B43504B |
||
601 | jne .exit |
||
602 | mov ebx, [eax+4] |
||
603 | mov [file_size], ebx |
||
604 | stdcall kernel_alloc, ebx |
||
211 | serge | 605 | |
672 | hidnplayr | 606 | test eax, eax |
607 | jz .cleanup |
||
211 | serge | 608 | |
672 | hidnplayr | 609 | mov [file2], eax |
610 | stdcall unpack, [file], eax |
||
611 | stdcall kernel_free, [file] |
||
612 | mov eax, [file2] |
||
613 | mov ebx, [file_size] |
||
211 | serge | 614 | .exit: |
672 | hidnplayr | 615 | push eax |
616 | lea edi, [eax+ebx] ;cleanup remain space |
||
617 | mov ecx, 4096 ;from file end |
||
618 | and ebx, 4095 |
||
619 | jz @f |
||
620 | sub ecx, ebx |
||
621 | xor eax, eax |
||
622 | cld |
||
623 | rep stosb |
||
521 | diamond | 624 | @@: |
672 | hidnplayr | 625 | mov ebx, [file_size] |
626 | pop eax |
||
627 | pop edi |
||
628 | pop esi |
||
629 | ret |
||
188 | serge | 630 | .cleanup: |
672 | hidnplayr | 631 | stdcall kernel_free, [file] |
188 | serge | 632 | .fail: |
672 | hidnplayr | 633 | xor eax, eax |
634 | xor ebx, ebx |
||
635 | pop edi |
||
636 | pop esi |
||
637 | ret |
||
188 | serge | 638 | endp |
164 | serge | 639 | |
188 | serge | 640 | align 4 |
641 | proc get_proc_ex stdcall, proc_name:dword, imports:dword |
||
642 | |||
643 | .look_up: |
||
672 | hidnplayr | 644 | mov edx, [imports] |
645 | test edx, edx |
||
646 | jz .end |
||
647 | mov edx, [edx] |
||
648 | test edx, edx |
||
649 | jz .end |
||
188 | serge | 650 | .next: |
672 | hidnplayr | 651 | mov eax, [edx] |
652 | test eax, eax |
||
653 | jz .next_table |
||
164 | serge | 654 | |
672 | hidnplayr | 655 | push edx |
656 | stdcall strncmp, eax, [proc_name], 16 |
||
657 | pop edx |
||
658 | test eax, eax |
||
659 | jz .ok |
||
164 | serge | 660 | |
672 | hidnplayr | 661 | add edx,8 |
662 | jmp .next |
||
188 | serge | 663 | .next_table: |
672 | hidnplayr | 664 | add [imports], 4 |
665 | jmp .look_up |
||
188 | serge | 666 | .ok: |
672 | hidnplayr | 667 | mov eax, [edx+4] |
668 | ret |
||
188 | serge | 669 | .end: |
672 | hidnplayr | 670 | xor eax, eax |
671 | ret |
||
188 | serge | 672 | endp |
164 | serge | 673 | |
188 | serge | 674 | align 4 |
675 | proc fix_coff_symbols stdcall, sec:dword, symbols:dword,\ |
||
672 | hidnplayr | 676 | sym_count:dword, strings:dword, imports:dword |
677 | locals |
||
678 | retval dd ? |
||
679 | endl |
||
164 | serge | 680 | |
672 | hidnplayr | 681 | mov edi, [symbols] |
682 | mov [retval], 1 |
||
188 | serge | 683 | .fix: |
672 | hidnplayr | 684 | movzx ebx, [edi+CSYM.SectionNumber] |
685 | test ebx, ebx |
||
686 | jnz .internal |
||
687 | mov eax, dword [edi+CSYM.Name] |
||
688 | test eax, eax |
||
689 | jnz @F |
||
164 | serge | 690 | |
672 | hidnplayr | 691 | mov edi, [edi+4] |
692 | add edi, [strings] |
||
188 | serge | 693 | @@: |
672 | hidnplayr | 694 | push edi |
695 | stdcall get_proc_ex, edi,[imports] |
||
696 | pop edi |
||
164 | serge | 697 | |
672 | hidnplayr | 698 | xor ebx, ebx |
699 | test eax, eax |
||
700 | jnz @F |
||
164 | serge | 701 | |
672 | hidnplayr | 702 | mov esi, msg_unresolved |
703 | call sys_msg_board_str |
||
704 | mov esi, edi |
||
705 | call sys_msg_board_str |
||
706 | mov esi, msg_CR |
||
707 | call sys_msg_board_str |
||
164 | serge | 708 | |
672 | hidnplayr | 709 | mov [retval],0 |
188 | serge | 710 | @@: |
672 | hidnplayr | 711 | mov edi, [symbols] |
712 | mov [edi+CSYM.Value], eax |
||
713 | jmp .next |
||
188 | serge | 714 | .internal: |
672 | hidnplayr | 715 | cmp bx, -1 |
716 | je .next |
||
717 | cmp bx, -2 |
||
718 | je .next |
||
541 | serge | 719 | |
672 | hidnplayr | 720 | dec ebx |
721 | shl ebx, 3 |
||
722 | lea ebx, [ebx+ebx*4] |
||
723 | add ebx, [sec] |
||
188 | serge | 724 | |
672 | hidnplayr | 725 | mov eax, [ebx+CFS.VirtualAddress] |
726 | add [edi+CSYM.Value], eax |
||
188 | serge | 727 | .next: |
672 | hidnplayr | 728 | add edi, CSYM_SIZE |
729 | mov [symbols], edi |
||
730 | dec [sym_count] |
||
731 | jnz .fix |
||
732 | mov eax, [retval] |
||
733 | ret |
||
164 | serge | 734 | endp |
735 | |||
736 | align 4 |
||
188 | serge | 737 | proc fix_coff_relocs stdcall, coff:dword, sec:dword, sym:dword |
164 | serge | 738 | locals |
672 | hidnplayr | 739 | n_sec dd ? |
164 | serge | 740 | endl |
741 | |||
672 | hidnplayr | 742 | mov eax, [coff] |
743 | movzx ebx, [eax+CFH.nSections] |
||
744 | mov [n_sec], ebx |
||
188 | serge | 745 | .fix_sec: |
672 | hidnplayr | 746 | mov esi, [sec] |
164 | serge | 747 | mov edi, [esi+CFS.PtrReloc] |
672 | hidnplayr | 748 | add edi, [coff] |
164 | serge | 749 | |
672 | hidnplayr | 750 | movzx ecx, [esi+CFS.NumReloc] |
751 | test ecx, ecx |
||
752 | jz .next |
||
188 | serge | 753 | .next_reloc: |
164 | serge | 754 | mov ebx, [edi+CRELOC.SymIndex] |
755 | add ebx,ebx |
||
756 | lea ebx,[ebx+ebx*8] |
||
672 | hidnplayr | 757 | add ebx, [sym] |
164 | serge | 758 | |
672 | hidnplayr | 759 | mov edx, [ebx+CSYM.Value] |
164 | serge | 760 | |
672 | hidnplayr | 761 | cmp [edi+CRELOC.Type], 6 |
762 | je .dir_32 |
||
164 | serge | 763 | |
672 | hidnplayr | 764 | cmp [edi+CRELOC.Type], 20 |
765 | jne .next_reloc |
||
188 | serge | 766 | .rel_32: |
164 | serge | 767 | mov eax, [edi+CRELOC.VirtualAddress] |
672 | hidnplayr | 768 | add eax, [esi+CFS.VirtualAddress] |
769 | sub edx, eax |
||
770 | sub edx, 4 |
||
771 | jmp .fix |
||
188 | serge | 772 | .dir_32: |
773 | mov eax, [edi+CRELOC.VirtualAddress] |
||
672 | hidnplayr | 774 | add eax, [esi+CFS.VirtualAddress] |
188 | serge | 775 | .fix: |
672 | hidnplayr | 776 | add [eax], edx |
777 | add edi, 10 |
||
778 | dec ecx |
||
779 | jnz .next_reloc |
||
188 | serge | 780 | .next: |
672 | hidnplayr | 781 | add [sec], COFF_SECTION_SIZE |
782 | dec [n_sec] |
||
783 | jnz .fix_sec |
||
164 | serge | 784 | .exit: |
785 | ret |
||
786 | endp |
||
787 | |||
188 | serge | 788 | align 4 |
346 | diamond | 789 | proc load_driver stdcall, driver_name:dword |
672 | hidnplayr | 790 | locals |
791 | coff dd ? |
||
792 | sym dd ? |
||
793 | strings dd ? |
||
794 | img_size dd ? |
||
795 | img_base dd ? |
||
796 | start dd ? |
||
188 | serge | 797 | |
672 | hidnplayr | 798 | exports dd ? ;fake exports table |
799 | dd ? |
||
800 | file_name rb 13+16+4+1 ; '/sys/drivers/ |
||
801 | endl |
||
188 | serge | 802 | |
672 | hidnplayr | 803 | lea edx, [file_name] |
804 | mov dword [edx], '/sys' |
||
805 | mov dword [edx+4], '/dri' |
||
806 | mov dword [edx+8], 'vers' |
||
807 | mov byte [edx+12], '/' |
||
808 | mov esi, [driver_name] |
||
809 | lea edi, [edx+13] |
||
810 | mov ecx, 16 |
||
346 | diamond | 811 | @@: |
672 | hidnplayr | 812 | lodsb |
813 | test al, al |
||
814 | jz @f |
||
815 | stosb |
||
816 | loop @b |
||
346 | diamond | 817 | @@: |
672 | hidnplayr | 818 | mov dword [edi], '.obj' |
819 | mov byte [edi+4], 0 |
||
820 | stdcall load_file, edx |
||
214 | serge | 821 | |
672 | hidnplayr | 822 | test eax, eax |
823 | jz .exit |
||
188 | serge | 824 | |
672 | hidnplayr | 825 | mov [coff], eax |
188 | serge | 826 | |
672 | hidnplayr | 827 | movzx ecx, [eax+CFH.nSections] |
828 | xor ebx, ebx |
||
188 | serge | 829 | |
672 | hidnplayr | 830 | lea edx, [eax+20] |
188 | serge | 831 | @@: |
672 | hidnplayr | 832 | add ebx, [edx+CFS.SizeOfRawData] |
833 | add ebx, 15 |
||
834 | and ebx, not 15 |
||
835 | add edx, COFF_SECTION_SIZE |
||
836 | dec ecx |
||
837 | jnz @B |
||
838 | mov [img_size], ebx |
||
188 | serge | 839 | |
672 | hidnplayr | 840 | stdcall kernel_alloc, ebx |
841 | test eax, eax |
||
842 | jz .fail |
||
843 | mov [img_base], eax |
||
188 | serge | 844 | |
672 | hidnplayr | 845 | mov edi, eax |
846 | xor eax, eax |
||
847 | mov ecx, [img_size] |
||
848 | add ecx, 4095 |
||
849 | and ecx, not 4095 |
||
850 | shr ecx, 2 |
||
851 | cld |
||
852 | rep stosd |
||
188 | serge | 853 | |
672 | hidnplayr | 854 | mov edx, [coff] |
855 | movzx ebx, [edx+CFH.nSections] |
||
856 | mov edi, [img_base] |
||
857 | lea eax, [edx+20] |
||
188 | serge | 858 | @@: |
672 | hidnplayr | 859 | mov [eax+CFS.VirtualAddress], edi |
860 | mov esi, [eax+CFS.PtrRawData] |
||
861 | test esi, esi |
||
862 | jnz .copy |
||
863 | add edi, [eax+CFS.SizeOfRawData] |
||
864 | jmp .next |
||
188 | serge | 865 | .copy: |
672 | hidnplayr | 866 | add esi, edx |
867 | mov ecx, [eax+CFS.SizeOfRawData] |
||
868 | cld |
||
869 | rep movsb |
||
188 | serge | 870 | .next: |
672 | hidnplayr | 871 | add edi, 15 |
872 | and edi, not 15 |
||
873 | add eax, COFF_SECTION_SIZE |
||
874 | dec ebx |
||
875 | jnz @B |
||
188 | serge | 876 | |
672 | hidnplayr | 877 | mov ebx, [edx+CFH.pSymTable] |
878 | add ebx, edx |
||
879 | mov [sym], ebx |
||
880 | mov ecx, [edx+CFH.nSymbols] |
||
881 | add ecx,ecx |
||
882 | lea ecx,[ecx+ecx*8] ;ecx*=18 = nSymbols*CSYM_SIZE |
||
883 | add ecx, [sym] |
||
884 | mov [strings], ecx |
||
188 | serge | 885 | |
672 | hidnplayr | 886 | lea ebx, [exports] |
887 | mov dword [ebx], kernel_export |
||
888 | mov dword [ebx+4], 0 |
||
889 | lea eax, [edx+20] |
||
188 | serge | 890 | |
672 | hidnplayr | 891 | stdcall fix_coff_symbols, eax, [sym], [edx+CFH.nSymbols],\ |
892 | [strings], ebx |
||
893 | test eax, eax |
||
894 | jz .link_fail |
||
188 | serge | 895 | |
672 | hidnplayr | 896 | mov ebx, [coff] |
897 | add ebx, 20 |
||
898 | stdcall fix_coff_relocs, [coff], ebx, [sym] |
||
188 | serge | 899 | |
672 | hidnplayr | 900 | mov ebx, [coff] |
901 | stdcall get_coff_sym,[sym],[ebx+CFH.nSymbols],szVersion |
||
902 | test eax, eax |
||
903 | jz .link_fail |
||
227 | serge | 904 | |
672 | hidnplayr | 905 | mov eax, [eax] |
906 | shr eax, 16 |
||
907 | cmp eax, DRV_COMPAT |
||
908 | jb .ver_fail |
||
227 | serge | 909 | |
672 | hidnplayr | 910 | cmp eax, DRV_CURRENT |
911 | ja .ver_fail |
||
227 | serge | 912 | |
672 | hidnplayr | 913 | mov ebx, [coff] |
914 | stdcall get_coff_sym,[sym],[ebx+CFH.nSymbols],szSTART |
||
915 | mov [start], eax |
||
188 | serge | 916 | |
672 | hidnplayr | 917 | stdcall kernel_free, [coff] |
188 | serge | 918 | |
672 | hidnplayr | 919 | mov ebx, [start] |
920 | stdcall ebx, DRV_ENTRY |
||
921 | test eax, eax |
||
922 | jnz .ok |
||
188 | serge | 923 | |
672 | hidnplayr | 924 | stdcall kernel_free, [img_base] |
925 | xor eax, eax |
||
926 | ret |
||
188 | serge | 927 | .ok: |
672 | hidnplayr | 928 | mov ebx, [img_base] |
929 | mov [eax+SRV.base], ebx |
||
930 | mov ecx, [start] |
||
931 | mov [eax+SRV.entry], ecx |
||
932 | ret |
||
227 | serge | 933 | |
934 | .ver_fail: |
||
672 | hidnplayr | 935 | mov esi, msg_CR |
936 | call sys_msg_board_str |
||
937 | mov esi, [driver_name] |
||
938 | call sys_msg_board_str |
||
939 | mov esi, msg_CR |
||
940 | call sys_msg_board_str |
||
941 | mov esi, msg_version |
||
942 | call sys_msg_board_str |
||
943 | mov esi, msg_www |
||
944 | call sys_msg_board_str |
||
945 | jmp .cleanup |
||
227 | serge | 946 | |
947 | .link_fail: |
||
672 | hidnplayr | 948 | mov esi, msg_module |
949 | call sys_msg_board_str |
||
950 | mov esi, [driver_name] |
||
951 | call sys_msg_board_str |
||
952 | mov esi, msg_CR |
||
953 | call sys_msg_board_str |
||
227 | serge | 954 | .cleanup: |
672 | hidnplayr | 955 | stdcall kernel_free,[img_base] |
188 | serge | 956 | .fail: |
672 | hidnplayr | 957 | stdcall kernel_free, [coff] |
227 | serge | 958 | .exit: |
672 | hidnplayr | 959 | xor eax, eax |
960 | ret |
||
164 | serge | 961 | endp |
962 | |||
198 | serge | 963 | align 4 |
964 | proc load_library stdcall, file_name:dword |
||
672 | hidnplayr | 965 | locals |
966 | coff dd ? |
||
967 | sym dd ? |
||
968 | strings dd ? |
||
969 | img_size dd ? |
||
970 | img_base dd ? |
||
971 | exports dd ? |
||
972 | endl |
||
198 | serge | 973 | |
672 | hidnplayr | 974 | cli |
198 | serge | 975 | |
672 | hidnplayr | 976 | stdcall load_file, [file_name] |
977 | test eax, eax |
||
978 | jz .fail |
||
198 | serge | 979 | |
672 | hidnplayr | 980 | mov [coff], eax |
981 | movzx ecx, [eax+CFH.nSections] |
||
982 | xor ebx, ebx |
||
198 | serge | 983 | |
672 | hidnplayr | 984 | lea edx, [eax+20] |
198 | serge | 985 | @@: |
672 | hidnplayr | 986 | add ebx, [edx+CFS.SizeOfRawData] |
987 | add ebx, 15 |
||
988 | and ebx, not 15 |
||
989 | add edx, COFF_SECTION_SIZE |
||
990 | dec ecx |
||
991 | jnz @B |
||
992 | mov [img_size], ebx |
||
198 | serge | 993 | |
672 | hidnplayr | 994 | call init_heap |
995 | stdcall user_alloc, [img_size] |
||
198 | serge | 996 | |
672 | hidnplayr | 997 | test eax, eax |
998 | jz .fail |
||
999 | mov [img_base], eax |
||
198 | serge | 1000 | |
672 | hidnplayr | 1001 | mov edx, [coff] |
1002 | movzx ebx, [edx+CFH.nSections] |
||
1003 | mov edi, [img_base] |
||
1004 | lea eax, [edx+20] |
||
198 | serge | 1005 | @@: |
672 | hidnplayr | 1006 | mov [eax+CFS.VirtualAddress], edi |
1007 | mov esi, [eax+CFS.PtrRawData] |
||
1008 | test esi, esi |
||
1009 | jnz .copy |
||
1010 | add edi, [eax+CFS.SizeOfRawData] |
||
1011 | jmp .next |
||
198 | serge | 1012 | .copy: |
672 | hidnplayr | 1013 | add esi, edx |
465 | serge | 1014 | ; add edi, new_app_base |
672 | hidnplayr | 1015 | mov ecx, [eax+CFS.SizeOfRawData] |
1016 | cld |
||
1017 | rep movsb |
||
198 | serge | 1018 | .next: |
672 | hidnplayr | 1019 | add edi, 15 ;-new_app_base |
1020 | and edi, -16 |
||
1021 | add eax, COFF_SECTION_SIZE |
||
1022 | dec ebx |
||
1023 | jnz @B |
||
198 | serge | 1024 | |
672 | hidnplayr | 1025 | mov ebx, [edx+CFH.pSymTable] |
1026 | add ebx, edx |
||
1027 | mov [sym], ebx |
||
1028 | mov ecx, [edx+CFH.nSymbols] |
||
1029 | add ecx,ecx |
||
1030 | lea ecx,[ecx+ecx*8] ;ecx*=18 = nSymbols*CSYM_SIZE |
||
1031 | add ecx, [sym] |
||
1032 | mov [strings], ecx |
||
198 | serge | 1033 | |
672 | hidnplayr | 1034 | lea eax, [edx+20] |
198 | serge | 1035 | |
672 | hidnplayr | 1036 | stdcall fix_coff_symbols, eax, [sym], [edx+CFH.nSymbols],\ |
1037 | [strings], dword 0 |
||
1038 | test eax, eax |
||
1039 | jnz @F |
||
198 | serge | 1040 | |
1041 | @@: |
||
672 | hidnplayr | 1042 | mov edx, [coff] |
1043 | movzx ebx, [edx+CFH.nSections] |
||
1044 | mov edi, new_app_base |
||
1045 | lea eax, [edx+20] |
||
198 | serge | 1046 | @@: |
672 | hidnplayr | 1047 | add [eax+CFS.VirtualAddress], edi ;patch user space offset |
1048 | add eax, COFF_SECTION_SIZE |
||
1049 | dec ebx |
||
1050 | jnz @B |
||
198 | serge | 1051 | |
672 | hidnplayr | 1052 | add edx, 20 |
1053 | stdcall fix_coff_relocs, [coff], edx, [sym] |
||
198 | serge | 1054 | |
672 | hidnplayr | 1055 | mov ebx, [coff] |
1056 | stdcall get_coff_sym,[sym],[ebx+CFH.nSymbols],szEXPORTS |
||
1057 | mov [exports], eax |
||
198 | serge | 1058 | |
672 | hidnplayr | 1059 | stdcall kernel_free, [coff] |
1060 | mov eax, [exports] |
||
1061 | ret |
||
198 | serge | 1062 | .fail: |
672 | hidnplayr | 1063 | xor eax, eax |
1064 | ret |
||
198 | serge | 1065 | endp |
1066 | |||
214 | serge | 1067 | align 4 |
1068 | proc stop_all_services |
||
278 | serge | 1069 | |
672 | hidnplayr | 1070 | mov edx, [srv.fd] |
214 | serge | 1071 | .next: |
672 | hidnplayr | 1072 | cmp edx, srv.fd-SRV_FD_OFFSET |
1073 | je .done |
||
1074 | cmp [edx+SRV.magic], ' SRV' |
||
1075 | jne .next |
||
1076 | cmp [edx+SRV.size], SRV_SIZE |
||
1077 | jne .next |
||
732 | serge | 1078 | |
769 | Rus | 1079 | mov ebx, [edx+SRV.entry] |
672 | hidnplayr | 1080 | mov edx, [edx+SRV.fd] |
769 | Rus | 1081 | test ebx, ebx |
1082 | jz .next |
||
732 | serge | 1083 | |
769 | Rus | 1084 | push edx |
672 | hidnplayr | 1085 | stdcall ebx, dword -1 |
1086 | pop edx |
||
1087 | jmp .next |
||
278 | serge | 1088 | .done: |
672 | hidnplayr | 1089 | ret |
214 | serge | 1090 | endp |
198 | serge | 1091 | |
281 | serge | 1092 | ; param |
291 | serge | 1093 | ; eax= size |
1094 | ; ebx= pid |
||
214 | serge | 1095 | |
281 | serge | 1096 | align 4 |
1097 | create_kernel_object: |
||
1098 | |||
672 | hidnplayr | 1099 | push ebx |
1100 | call malloc |
||
1101 | pop ebx |
||
1102 | test eax, eax |
||
1103 | jz .fail |
||
281 | serge | 1104 | |
672 | hidnplayr | 1105 | mov ecx,[current_slot] |
1106 | add ecx, APP_OBJ_OFFSET |
||
281 | serge | 1107 | |
672 | hidnplayr | 1108 | pushfd |
1109 | cli |
||
1110 | mov edx, [ecx+APPOBJ.fd] |
||
1111 | mov [eax+APPOBJ.fd], edx |
||
1112 | mov [eax+APPOBJ.bk], ecx |
||
1113 | mov [eax+APPOBJ.pid], ebx |
||
281 | serge | 1114 | |
672 | hidnplayr | 1115 | mov [ecx+APPOBJ.fd], eax |
1116 | mov [edx+APPOBJ.bk], eax |
||
1117 | popfd |
||
281 | serge | 1118 | .fail: |
672 | hidnplayr | 1119 | ret |
281 | serge | 1120 | |
1121 | ; param |
||
1122 | ; eax= object |
||
1123 | |||
1124 | align 4 |
||
1125 | destroy_kernel_object: |
||
1126 | |||
672 | hidnplayr | 1127 | pushfd |
1128 | cli |
||
1129 | mov ebx, [eax+APPOBJ.fd] |
||
1130 | mov ecx, [eax+APPOBJ.bk] |
||
1131 | mov [ebx+APPOBJ.bk], ecx |
||
1132 | mov [ecx+APPOBJ.fd], ebx |
||
1133 | popfd |
||
281 | serge | 1134 | |
672 | hidnplayr | 1135 | xor edx, edx ;clear common header |
1136 | mov [eax], edx |
||
1137 | mov [eax+4], edx |
||
1138 | mov [eax+8], edx |
||
1139 | mov [eax+12], edx |
||
1140 | mov [eax+16], edx |
||
281 | serge | 1141 | |
672 | hidnplayr | 1142 | call free ;release object memory |
1143 | ret |
||
281 | serge | 1144 | |
1145 | |||
164 | serge | 1146 | |
465 | serge | 1147 | if 0 |
164 | serge | 1148 | |
465 | serge | 1149 | irq: |
188 | serge | 1150 | |
465 | serge | 1151 | .irq0: |
672 | hidnplayr | 1152 | pusfd |
1153 | pushad |
||
1154 | push IRQ_0 |
||
1155 | jmp .master |
||
465 | serge | 1156 | .irq_1: |
672 | hidnplayr | 1157 | pusfd |
1158 | pushad |
||
1159 | push IRQ_1 |
||
1160 | jmp .master |
||
465 | serge | 1161 | |
1162 | .master: |
||
672 | hidnplayr | 1163 | mov ax, app_data |
1164 | mov ds, eax |
||
1165 | mov es, eax |
||
1166 | mov ebx, [esp+4] ;IRQ_xx |
||
1167 | mov eax, [irq_handlers+ebx+4] |
||
1168 | call intr_handler |
||
1169 | mov ecx, [esp+4] |
||
1170 | cmp [irq_actids+ecx*4], 0 |
||
1171 | je @F |
||
1172 | in al, 0x21 |
||
1173 | bts eax, ecx |
||
1174 | out 0x21, al |
||
1175 | mov al, 0x20 |
||
1176 | out 0x20, al |
||
1177 | jmp .restart |
||
465 | serge | 1178 | |
1179 | .slave: |
||
672 | hidnplayr | 1180 | mov ax, app_data |
1181 | mov ds, eax |
||
1182 | mov es, eax |
||
1183 | mov ebx, [esp+4] ;IRQ_xx |
||
1184 | mov eax, [irq_handlers+ebx+4] |
||
1185 | call intr_handler |
||
1186 | mov ecx, [esp+4] |
||
1187 | sub ecx, 8 |
||
1188 | cmp [irq_actids+ecx*4], 0 |
||
1189 | je @F |
||
1190 | in al, 0xA1 |
||
1191 | bts eax, ecx |
||
1192 | out 0xA1, al |
||
1193 | mov al, 0x20 |
||
1194 | out 0xA0, al |
||
1195 | out 0x20, al |
||
465 | serge | 1196 | .restart: |
672 | hidnplayr | 1197 | mov ebx, [next_slot] |
1198 | test ebx, ebx |
||
1199 | jz @F |
||
1200 | mov [next_task],0 |
||
1201 | mov esi, [prev_slot] |
||
1202 | call do_change_task |
||
1203 | add esp, 4 |
||
1204 | iretd |
||
465 | serge | 1205 | |
1206 | end if |
||
1207 |