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Rev 580 Rev 585
Line 19... Line 19...
19 
; write all changed sectors to disk
 19 
; write all changed sectors to disk
20 
;-----------------------------------------------------------
 20 
;-----------------------------------------------------------
21 
    push  eax ecx edx esi edi
 21 
    push  eax ecx edx esi edi
Line 22... Line 22...
22 
 
 22 
 
23 
    ; write difference ( 2 ) from cache to hd
 - 
 
24 
 
 - 
 
25 
;    mov   ecx,cache_max
 - 
 
26 
;    mov   esi,HD_CACHE+8
 23 
    ; write difference ( 2 ) from cache to hd
27 
    call  calculate_cache
 24 
    call  calculate_cache
28 
    add   esi,8
 - 
 
29
25 
    add   esi,8
30 
    mov   edi,1
 - 
 
31 
 
 26 
    mov   edi,1
32 
  write_cache_more:
 - 
 
33 
 
 27 
write_cache_more:
34 
    cmp   dword [esi+4],2       ; if cache slot is not different
 28 
    cmp   dword [esi+4],2	; if cache slot is not different
35 
    jne   .write_chain
 - 
 
36 
 
 29 
    jne   .write_chain
37 
    mov   dword [esi+4],1       ; same as in hd
 30 
    mov   dword [esi+4],1	; same as in hd
38 
    mov   eax,[esi]             ; eax = sector to write
 - 
 
39 
 
 31 
    mov   eax,[esi]		; eax = sector to write
40 
    cmp   eax,[PARTITION_START]
 32 
    cmp   eax,[PARTITION_START]
41 
    jb    danger
 33 
    jb	  danger
42 
    cmp   eax,[PARTITION_END]
 34 
    cmp   eax,[PARTITION_END]
43 
    ja    danger
 - 
 
44 
 
 35 
    ja	  danger
45 
; DMA write is permitted only if [allow_dma_access]=1
 36 
; DMA write is permitted only if [allow_dma_access]=1
46 
        cmp     [allow_dma_access], 2
 37 
	cmp	[allow_dma_access], 2
47 
        jae     .nodma
 38 
	jae	.nodma
48 
        cmp     [dma_hdd], 1
 39 
	cmp	[dma_hdd], 1
Line 76... Line 67...
76 
        jmp     .continue
 67 
	jmp	.continue
77 
.nodma:
 68 
.nodma:
78 
        call    cache_write_pio
 69 
	call	cache_write_pio
79 
.write_chain:
 70 
.write_chain:
80 
        call    flush_cache_chain
 71 
	call	flush_cache_chain
81 
 
 - 
 
82 
.continue:
 72 
.continue:
83 
  danger:
 73 
danger:
84 
 
 - 
 
85 
    add   esi,8
 74 
    add   esi,8
86 
    inc   edi
 75 
    inc   edi
87 
    dec   ecx
 76 
    dec   ecx
88 
    jnz   write_cache_more
 77 
    jnz   write_cache_more
89 
        call    flush_cache_chain
 78 
	call	flush_cache_chain
Line 96... Line 85...
96 
        jz      @f
 85 
	jz	@f
97 
        call    write_cache_chain
 86 
	call	write_cache_chain
98 
        mov     [cache_chain_started], 0
 87 
	mov	[cache_chain_started], 0
99 
@@:
 88 
@@:
100 
        ret
 89 
	ret
101
- 
 
102 
 
 - 
 
- 
 
 90 
;--------------------------------------------------------------------
103 
align 4
 91 
align 4
104 
find_empty_slot:
 92 
find_empty_slot:
105 
;-----------------------------------------------------------
 93 
;-----------------------------------------------------------
106 
; find empty or read slot, flush cache if next 10% is used by write
 94 
; find empty or read slot, flush cache if next 10% is used by write
107 
; output : edi = cache slot
 95 
; output : edi = cache slot
108 
;-----------------------------------------------------------
 96 
;-----------------------------------------------------------
109 
;    push  ecx esi
 97 
;    push  ecx esi
Line 110... Line 98...
110 
 
 98 
 
111 
  search_again:
 - 
 
112 
 
 - 
 
113 
;    mov   ecx,cache_max*10/100
 - 
 
114 
;    mov   edi,[cache_search_start]
 99 
search_again:
115 
    call  calculate_cache_3
 - 
 
116 
;    push  eax edx
 - 
 
117 
;    mov   eax,ecx
 - 
 
118 
;    mov   ecx,10
 - 
 
119 
;    xor   edx,edx
 - 
 
120 
;    div  ecx
 - 
 
121 
;    mov   ecx,eax
 - 
 
122 
;    pop   edx eax
 100 
    call  calculate_cache_3
123 
    shr   ecx,3
101 
    shr   ecx,3
124 
  search_for_empty:
 - 
 
125 
 
 102 
search_for_empty:
126 
    inc   edi
 - 
 
127 
;    cmp   edi,cache_max
 - 
 
128 
;    push   eax
 103 
    inc   edi
129 
    call  calculate_cache_4
 - 
 
130 
;    cmp   edi,eax
 - 
 
131 
;    pop   eax
 104 
    call  calculate_cache_4
132 
    jbe   inside_cache
 105 
    jbe   inside_cache
133 
    mov   edi,1
 - 
 
134 
 
 106 
    mov   edi,1
135 
  inside_cache:
 - 
 
136 
 
 - 
 
137 
;    cmp   dword [edi*8+HD_CACHE+4],2    ; get cache slot info
 107 
inside_cache:
138 
    push   esi
 108 
    push   esi
139 
    call  calculate_cache_1
 109 
    call  calculate_cache_1
140 
    cmp   dword [edi*8+esi+4],2
 110 
    cmp   dword [edi*8+esi+4],2
141 
    pop   esi
 111 
    pop   esi
142 
    jb    found_slot                    ; it's empty or read
 112 
    jb	  found_slot			; it's empty or read
143 
    dec   ecx
 113 
    dec   ecx
144 
    jnz   search_for_empty
 - 
 
145 
 
 114 
    jnz   search_for_empty
146 
    call  write_cache                   ; no empty slots found, write all
 115 
    call  write_cache			; no empty slots found, write all
147 
    cmp   [hd_error],0
 116 
    cmp   [hd_error],0
148 
    jne   found_slot_access_denied
 - 
 
149 
 
 117 
    jne   found_slot_access_denied
150 
    jmp   search_again                  ; and start again
 - 
 
151 
 
 118 
    jmp   search_again			; and start again
152 
  found_slot:
 - 
 
153 
 
 - 
 
154 
;    mov   [cache_search_start],edi
 119 
found_slot:
155 
    call  calculate_cache_5
 120 
    call  calculate_cache_5
156 
  found_slot_access_denied:
 121 
found_slot_access_denied:
157 
    ret
 - 
 
- 
 
 122 
    ret
158 
 
 123 
;--------------------------------------------------------------------
159 
align 4
 124 
align 4
160 
clear_hd_cache:
 - 
 
161 
;    push  eax ecx edi
 - 
 
162 
;    mov   edi, HD_CACHE
 - 
 
163 
;    mov   ecx,16384
 - 
 
164 
;    xor   eax,eax
 - 
 
165 
;    cld
 - 
 
166 
;    rep   stosd                 ; clear hd cache with 0
 - 
 
167 
;    mov   [cache_search_start],eax
 125 
clear_hd_cache:
168 
    mov   [fat_in_cache],-1
 126 
    mov   [fat_in_cache],-1
169 
    mov   [fat_change],0
 - 
 
170 
;    pop   edi ecx eax
 127 
    mov   [fat_change],0
171 
    ret
 - 
 
172
128 
    ret
173 
;--------------------------------------------------------------------
 129 
;--------------------------------------------------------------------
174 
align 4
 130 
align 4
175 
calculate_cache:
 131 
calculate_cache:
176 
;    mov   ecx,cache_max         ; entries in cache
 132 
;    mov   ecx,cache_max         ; entries in cache
Line 446... Line 402...
446 
    mov   [cache_ide3_search_start],edi
402 
    mov   [cache_ide3_search_start],edi
447 
    ret
 403 
    ret
448 
.ide3_appl_data:
 404 
.ide3_appl_data:
449 
    mov   [cache_ide3_appl_search_start],edi
 405 
    mov   [cache_ide3_appl_search_start],edi
450 
    ret
 406 
    ret
- 
 
 407 
 
- 
 
 408 
;--------------------------------------------------------------------
- 
 
 409 
align 4
- 
 
 410 
find_empty_slot_CD_cache:
- 
 
 411 
;-----------------------------------------------------------
- 
 
 412 
; find empty or read slot, flush cache if next 10% is used by write
- 
 
 413 
; output : edi = cache slot
- 
 
 414 
;-----------------------------------------------------------
- 
 
 415 
.search_again:
- 
 
 416 
    call  cd_calculate_cache_3
- 
 
 417 
.search_for_empty:
- 
 
 418 
    inc   edi
- 
 
 419 
    call  cd_calculate_cache_4
- 
 
 420 
    jbe   .inside_cache
- 
 
 421 
    mov   edi,1
- 
 
 422 
.inside_cache:
- 
 
 423 
    call  cd_calculate_cache_5
- 
 
 424 
    ret
- 
 
 425 
;--------------------------------------------------------------------
- 
 
 426 
clear_CD_cache:
- 
 
 427 
    pusha
- 
 
 428 
.ide0:
- 
 
 429 
    xor   eax,eax
- 
 
 430 
    cmp    [cdpos],1
- 
 
 431 
    jne    .ide1
- 
 
 432 
    mov    [cache_ide0_search_start],eax
- 
 
 433 
    mov    ecx,[cache_ide0_system_sad_size]
- 
 
 434 
    mov    edi,[cache_ide0_pointer]
- 
 
 435 
    call   .clear
- 
 
 436 
    mov    [cache_ide0_appl_search_start],eax
- 
 
 437 
    mov    ecx,[cache_ide0_appl_sad_size]
- 
 
 438 
    mov    edi,[cache_ide0_data_pointer]
- 
 
 439 
    jmp    .continue
- 
 
 440 
.ide1:
- 
 
 441 
    cmp    [cdpos],2
- 
 
 442 
    jne    .ide2
- 
 
 443 
    mov    [cache_ide1_search_start],eax
- 
 
 444 
    mov    ecx,[cache_ide1_system_sad_size]
- 
 
 445 
    mov    edi,[cache_ide1_pointer]
- 
 
 446 
    call   .clear
- 
 
 447 
    mov    [cache_ide1_appl_search_start],eax
- 
 
 448 
    mov    ecx,[cache_ide1_appl_sad_size]
- 
 
 449 
    mov    edi,[cache_ide1_data_pointer]
- 
 
 450 
    jmp    .continue
- 
 
 451 
.ide2:
- 
 
 452 
    cmp    [cdpos],3
- 
 
 453 
    jne    .ide3
- 
 
 454 
    mov    [cache_ide2_search_start],eax
- 
 
 455 
    mov    ecx,[cache_ide2_system_sad_size]
- 
 
 456 
    mov    edi,[cache_ide2_pointer]
- 
 
 457 
    call   .clear
- 
 
 458 
    mov    [cache_ide2_appl_search_start],eax
- 
 
 459 
    mov    ecx,[cache_ide2_appl_sad_size]
- 
 
 460 
    mov    edi,[cache_ide2_data_pointer]
- 
 
 461 
    jmp    .continue
- 
 
 462 
.ide3:
- 
 
 463 
    mov    [cache_ide3_search_start],eax
- 
 
 464 
    mov    ecx,[cache_ide3_system_sad_size]
- 
 
 465 
    mov    edi,[cache_ide3_pointer]
- 
 
 466 
    call   .clear
- 
 
 467 
    mov    [cache_ide3_appl_search_start],eax
- 
 
 468 
    mov    ecx,[cache_ide3_appl_sad_size]
- 
 
 469 
    mov    edi,[cache_ide3_data_pointer]
- 
 
 470 
.continue:
- 
 
 471 
    call   .clear
- 
 
 472 
    popa
- 
 
 473 
    ret
- 
 
 474 
.clear:
- 
 
 475 
    shl   ecx,1
- 
 
 476 
    cld
- 
 
 477 
    rep   stosd
- 
 
 478 
    ret
- 
 
 479 
;--------------------------------------------------------------------
- 
 
 480 
align 4
- 
 
 481 
cd_calculate_cache:
- 
 
 482 
;    mov   ecx,cache_max         ; entries in cache
- 
 
 483 
;    mov   esi,HD_CACHE+8
- 
 
 484 
 
- 
 
 485 
; 1 - IDE0 ... 4 - IDE3
- 
 
 486 
.ide0:
- 
 
 487 
    cmp    [cdpos],1
- 
 
 488 
    jne    .ide1
- 
 
 489 
    cmp    [cd_appl_data],0
- 
 
 490 
    jne    .ide0_appl_data
- 
 
 491 
    mov    ecx,[cache_ide0_system_sad_size]
- 
 
 492 
    mov    esi,[cache_ide0_pointer]
- 
 
 493 
    ret
- 
 
 494 
.ide0_appl_data:
- 
 
 495 
    mov    ecx,[cache_ide0_appl_sad_size]
- 
 
 496 
    mov    esi,[cache_ide0_data_pointer]
- 
 
 497 
    ret
- 
 
 498 
.ide1:
- 
 
 499 
    cmp    [cdpos],2
- 
 
 500 
    jne    .ide2
- 
 
 501 
    cmp    [cd_appl_data],0
- 
 
 502 
    jne    .ide1_appl_data
- 
 
 503 
    mov    ecx,[cache_ide1_system_sad_size]
- 
 
 504 
    mov    esi,[cache_ide1_pointer]
- 
 
 505 
    ret
- 
 
 506 
.ide1_appl_data:
- 
 
 507 
    mov    ecx,[cache_ide1_appl_sad_size]
- 
 
 508 
    mov    esi,[cache_ide1_data_pointer]
- 
 
 509 
    ret
- 
 
 510 
.ide2:
- 
 
 511 
    cmp    [cdpos],3
- 
 
 512 
    jne    .ide3
- 
 
 513 
    cmp    [cd_appl_data],0
- 
 
 514 
    jne    .ide2_appl_data
- 
 
 515 
    mov    ecx,[cache_ide2_system_sad_size]
- 
 
 516 
    mov    esi,[cache_ide2_pointer]
- 
 
 517 
    ret
- 
 
 518 
.ide2_appl_data:
- 
 
 519 
    mov    ecx,[cache_ide2_appl_sad_size]
- 
 
 520 
    mov    esi,[cache_ide2_data_pointer]
- 
 
 521 
    ret
- 
 
 522 
.ide3:
- 
 
 523 
    cmp    [cd_appl_data],0
- 
 
 524 
    jne    .ide3_appl_data
- 
 
 525 
    mov    ecx,[cache_ide3_system_sad_size]
- 
 
 526 
    mov    esi,[cache_ide3_pointer]
- 
 
 527 
    ret
- 
 
 528 
.ide3_appl_data:
- 
 
 529 
    mov    ecx,[cache_ide3_appl_sad_size]
- 
 
 530 
    mov    esi,[cache_ide3_data_pointer]
- 
 
 531 
    ret
- 
 
 532 
;--------------------------------------------------------------------
- 
 
 533 
align 4
- 
 
 534 
cd_calculate_cache_1:
- 
 
 535 
;    lea   esi,[edi*8+HD_CACHE]
- 
 
 536 
; 1 - IDE0 ... 4 - IDE3
- 
 
 537 
.ide0:
- 
 
 538 
    cmp    [cdpos],1
- 
 
 539 
    jne    .ide1
- 
 
 540 
    cmp    [cd_appl_data],0
- 
 
 541 
    jne    .ide0_appl_data
- 
 
 542 
    mov    esi,[cache_ide0_pointer]
- 
 
 543 
    ret
- 
 
 544 
.ide0_appl_data:
- 
 
 545 
    mov    esi,[cache_ide0_data_pointer]
- 
 
 546 
    ret
- 
 
 547 
.ide1:
- 
 
 548 
    cmp    [cdpos],2
- 
 
 549 
    jne    .ide2
- 
 
 550 
    cmp    [cd_appl_data],0
- 
 
 551 
    jne    .ide1_appl_data
- 
 
 552 
    mov    esi,[cache_ide1_pointer]
- 
 
 553 
    ret
- 
 
 554 
.ide1_appl_data:
- 
 
 555 
    mov    esi,[cache_ide1_data_pointer]
- 
 
 556 
    ret
- 
 
 557 
.ide2:
- 
 
 558 
    cmp    [cdpos],3
- 
 
 559 
    jne    .ide3
- 
 
 560 
    cmp    [cd_appl_data],0
- 
 
 561 
    jne    .ide2_appl_data
- 
 
 562 
    mov    esi,[cache_ide2_pointer]
- 
 
 563 
    ret
- 
 
 564 
.ide2_appl_data:
- 
 
 565 
    mov    esi,[cache_ide2_data_pointer]
- 
 
 566 
    ret
- 
 
 567 
.ide3:
- 
 
 568 
    cmp    [cd_appl_data],0
- 
 
 569 
    jne    .ide3_appl_data
- 
 
 570 
    mov    esi,[cache_ide3_pointer]
- 
 
 571 
    ret
- 
 
 572 
.ide3_appl_data:
- 
 
 573 
    mov    esi,[cache_ide3_data_pointer]
- 
 
 574 
    ret
451 
;--------------------------------------------------------------------
 575 
;--------------------------------------------------------------------
452 
align 4
 576 
align 4
453 
calculate_linear_to_real:
 577 
cd_calculate_cache_2:
- 
 
 578 
;    add   esi,HD_CACHE+65536
- 
 
 579 
; 1 - IDE0 ... 4 - IDE3
- 
 
 580 
.ide0:
- 
 
 581 
    cmp    [cdpos],1
- 
 
 582 
    jne    .ide1
- 
 
 583 
    cmp    [cd_appl_data],0
- 
 
 584 
    jne    .ide0_appl_data
- 
 
 585 
    mov    eax,[cache_ide0_system_data]
- 
 
 586 
    ret
- 
 
 587 
.ide0_appl_data:
- 
 
 588 
    mov    eax,[cache_ide0_appl_data]
- 
 
 589 
    ret
- 
 
 590 
.ide1:
- 
 
 591 
    cmp    [cdpos],2
454 
    shr eax, 12
 592 
    jne    .ide2
- 
 
 593 
    cmp    [cd_appl_data],0
- 
 
 594 
    jne    .ide1_appl_data
- 
 
 595 
    mov    eax,[cache_ide1_system_data]
- 
 
 596 
    ret
- 
 
 597 
.ide1_appl_data:
- 
 
 598 
    mov    eax,[cache_ide1_appl_data]
- 
 
 599 
    ret
- 
 
 600 
.ide2:
- 
 
 601 
    cmp    [cdpos],3
- 
 
 602 
    jne    .ide3
- 
 
 603 
    cmp    [cd_appl_data],0
- 
 
 604 
    jne    .ide2_appl_data
- 
 
 605 
    mov    eax,[cache_ide2_system_data]
- 
 
 606 
    ret
- 
 
 607 
.ide2_appl_data:
- 
 
 608 
    mov    eax,[cache_ide2_appl_data]
- 
 
 609 
    ret
- 
 
 610 
.ide3:
- 
 
 611 
    cmp    [cd_appl_data],0
- 
 
 612 
    jne    .ide3_appl_data
- 
 
 613 
    mov    eax,[cache_ide3_system_data]
- 
 
 614 
    ret
- 
 
 615 
.ide3_appl_data:
455 
    mov eax, [page_tabs+eax*4]
616 
    mov    eax,[cache_ide3_appl_data]
- 
 
 617 
    ret
- 
 
 618 
;--------------------------------------------------------------------
- 
 
 619 
align 4
- 
 
 620 
cd_calculate_cache_3:
456 
    and eax, 0xFFFFF000
 621 
;    mov   ecx,cache_max*10/100
- 
 
 622 
;    mov   edi,[cache_search_start]
- 
 
 623 
 
- 
 
 624 
; 1 - IDE0 ... 4 - IDE3
- 
 
 625 
.ide0:
- 
 
 626 
    cmp    [cdpos],1
- 
 
 627 
    jne    .ide1
- 
 
 628 
    cmp    [cd_appl_data],0
- 
 
 629 
    jne    .ide0_appl_data
- 
 
 630 
    mov    edi,[cache_ide0_search_start]
- 
 
 631 
    ret
- 
 
 632 
.ide0_appl_data:
- 
 
 633 
    mov    edi,[cache_ide0_appl_search_start]
- 
 
 634 
    ret
- 
 
 635 
.ide1:
- 
 
 636 
    cmp    [cdpos],2
- 
 
 637 
    jne    .ide2
- 
 
 638 
    cmp    [cd_appl_data],0
- 
 
 639 
    jne    .ide1_appl_data
- 
 
 640 
    mov    edi,[cache_ide1_search_start]
- 
 
 641 
    ret
- 
 
 642 
.ide1_appl_data:
- 
 
 643 
    mov    edi,[cache_ide1_appl_search_start]
- 
 
 644 
    ret
- 
 
 645 
.ide2:
- 
 
 646 
    cmp    [cdpos],3
- 
 
 647 
    jne    .ide3
- 
 
 648 
    cmp    [cd_appl_data],0
- 
 
 649 
    jne    .ide2_appl_data
- 
 
 650 
    mov    edi,[cache_ide2_search_start]
- 
 
 651 
    ret
- 
 
 652 
.ide2_appl_data:
- 
 
 653 
    mov    edi,[cache_ide2_appl_search_start]
- 
 
 654 
    ret
- 
 
 655 
.ide3:
- 
 
 656 
    cmp    [cd_appl_data],0
- 
 
 657 
    jne    .ide3_appl_data
- 
 
 658 
    mov    edi,[cache_ide3_search_start]
- 
 
 659 
    ret
- 
 
 660 
.ide3_appl_data:
- 
 
 661 
    mov    edi,[cache_ide3_appl_search_start]
- 
 
 662 
    ret
- 
 
 663 
;--------------------------------------------------------------------
- 
 
 664 
align 4
- 
 
 665 
cd_calculate_cache_4:
- 
 
 666 
;    cmp   edi,cache_max
- 
 
 667 
; 1 - IDE0 ... 4 - IDE3
- 
 
 668 
.ide0:
- 
 
 669 
    cmp    [cdpos],1
- 
 
 670 
    jne    .ide1
- 
 
 671 
    cmp    [cd_appl_data],0
- 
 
 672 
    jne    .ide0_appl_data
- 
 
 673 
    cmp   edi,[cache_ide0_system_sad_size]
- 
 
 674 
    ret
- 
 
 675 
.ide0_appl_data:
- 
 
 676 
    cmp   edi,[cache_ide0_appl_sad_size]
- 
 
 677 
    ret
- 
 
 678 
.ide1:
- 
 
 679 
    cmp    [cdpos],2
- 
 
 680 
    jne    .ide2
- 
 
 681 
    cmp    [cd_appl_data],0
- 
 
 682 
    jne    .ide1_appl_data
- 
 
 683 
    cmp   edi,[cache_ide1_system_sad_size]
- 
 
 684 
    ret
- 
 
 685 
.ide1_appl_data:
- 
 
 686 
    cmp   edi,[cache_ide1_appl_sad_size]
- 
 
 687 
    ret
- 
 
 688 
.ide2:
- 
 
 689 
    cmp    [cdpos],3
- 
 
 690 
    jne    .ide3
- 
 
 691 
    cmp    [cd_appl_data],0
- 
 
 692 
    jne    .ide2_appl_data
- 
 
 693 
    cmp   edi,[cache_ide2_system_sad_size]
- 
 
 694 
    ret
- 
 
 695 
.ide2_appl_data:
- 
 
 696 
    cmp   edi,[cache_ide2_appl_sad_size]
- 
 
 697 
    ret
- 
 
 698 
.ide3:
- 
 
 699 
    cmp    [cd_appl_data],0
- 
 
 700 
    jne    .ide3_appl_data
- 
 
 701 
    cmp   edi,[cache_ide3_system_sad_size]
- 
 
 702 
    ret
- 
 
 703 
.ide3_appl_data:
- 
 
 704 
    cmp   edi,[cache_ide3_appl_sad_size]
- 
 
 705 
    ret
- 
 
 706 
;--------------------------------------------------------------------
- 
 
 707 
align 4
- 
 
 708 
cd_calculate_cache_5:
- 
 
 709 
;    mov   [cache_search_start],edi
- 
 
 710 
; 1 - IDE0 ... 4 - IDE3
- 
 
 711 
.ide0:
- 
 
 712 
    cmp    [cdpos],1
- 
 
 713 
    jne    .ide1
- 
 
 714 
    cmp    [cd_appl_data],0
- 
 
 715 
    jne    .ide0_appl_data
- 
 
 716 
    mov   [cache_ide0_search_start],edi
- 
 
 717 
    ret
- 
 
 718 
.ide0_appl_data:
- 
 
 719 
    mov   [cache_ide0_appl_search_start],edi
457 
    ret
 720 
    ret
- 
 
 721 
.ide1:
- 
 
 722 
    cmp    [cdpos],2
- 
 
 723 
    jne    .ide2
- 
 
 724 
    cmp    [cd_appl_data],0
- 
 
 725 
    jne    .ide1_appl_data
- 
 
 726 
    mov   [cache_ide1_search_start],edi
- 
 
 727 
    ret
- 
 
 728 
.ide1_appl_data:
- 
 
 729 
    mov   [cache_ide1_appl_search_start],edi
- 
 
 730 
    ret
- 
 
 731 
.ide2:
- 
 
 732 
    cmp    [cdpos],3
- 
 
 733 
    jne    .ide3
- 
 
 734 
    cmp    [cd_appl_data],0
- 
 
 735 
    jne    .ide2_appl_data
- 
 
 736 
    mov   [cache_ide2_search_start],edi
- 
 
 737 
    ret
- 
 
 738 
.ide2_appl_data:
- 
 
 739 
    mov   [cache_ide2_appl_search_start],edi
- 
 
 740 
    ret
- 
 
 741 
.ide3:
- 
 
 742 
    cmp    [cd_appl_data],0
- 
 
 743 
    jne    .ide3_appl_data
- 
 
 744 
    mov   [cache_ide3_search_start],edi
- 
 
 745 
    ret
- 
 
 746 
.ide3_appl_data:
- 
 
 747 
    mov   [cache_ide3_appl_search_start],edi
- 
 
 748 
    ret
- 
 
 749 
;--------------------------------------------------------------------
- 
 
 750 
;align 4
- 
 
 751 
;calculate_linear_to_real:
- 
 
 752 
;    shr eax, 12
- 
 
 753 
;    mov eax, [page_tabs+eax*4]
- 
 
 754 
;    and eax, 0xFFFFF000
- 
 
 755 
;    ret