WebSVN – Kolibri OS – Diff – /kernel/trunk/video/vesa12.inc



;!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
; set_bank for Trident videocards, work on Trident 9440
; modified by Mario79
;set_bank:
;cli
;cmp al,[BANK_RW]
;je retsb
;mov [BANK_RW],al
;push dx
;mov dx,3D8h
;out  dx,al
;pop dx
;retsb:

; set_bank for S3 videocards, work on S3 ViRGE PCI (325)
; modified by kmeaw
set_bank:
pushfd
cli
cmp al,[BANK_RW]
je retsb
mov [BANK_RW],al
push ax
push dx
push cx
mov cl, al
mov dx, 0x3D4

; ********* http://menuetos.hut.ru **************
; ************************************************
;
;set_bank:
;cli
;cmp al,[BANK_RW]
;je retsb
;mov [BANK_RW],al
;push ax
;push dx
;mov dx,3CEh
;mov ah,al            ; Save value for later use
;mov al,10h           ; Index GR10 (Address Mapping)

 

;!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!}
 
;set_bank:
;   cli
;   cmp al,[BANK_RW]
;   je retsb
;   mov [BANK_RW],al
;   push ax
;   push dx
;   mov ah,al

 

      v12dp3:
 
        push  eax

        push  ebx
        mov   esi,IMG_BACKGROUND

 

 

        push  edx
 
        imul  eax,dword [WinMapAddress-8]
        xor   edx,edx
        mov   ecx,[ScreenWidth]

        inc   ecx
        div   ecx
 
        push  eax
        mov   eax,ebx
        imul  eax,dword [WinMapAddress-4]
        xor   edx,edx
        mov   ecx,[ScreenHeight]
        inc   ecx

        mov   esi,eax
        pop   eax
        add   esi,eax
        add   esi,eax
        add   esi,eax
        add   esi,IMG_BACKGROUND
        pop   ebx
        pop   eax

 

      v12di4:
 
        mov   ecx,[esi]
        pusha
        mov   esi,eax
        mov   edi,ebx
        mov   eax,[ScreenWidth]
        add   eax,1
        mul   ebx
        add   eax,esi
        add   eax,WinMapAddress
        cmp   [eax],byte 1
        jnz   v12nbgp
        mov   eax,[BytesPerScanLine]
        mov   ebx,edi
        mul   ebx
        add   eax,esi
        add   eax,esi
        add   eax,esi
        cmp   [ScreenBPP],byte 24

        jz    v12bgl3

        add   eax,esi
 

      v12bgl3:

 
        push ebx
        push eax
 
        sub  eax,[LFBAddress]
 

        shr  eax,16
        call set_bank
        pop  eax

    mov  ecx,[TASK_BASE]
    add  eax,[ecx-twdw+WDATA.box.left]
    add  ebx,[ecx-twdw+WDATA.box.top]
    push eax
    mov  eax,ebx         ; y
    mov  ebx,[BytesPerScanLine]
    mul  ebx
    pop  ecx
    add  eax,ecx         ; x
    add  eax,ecx
    add  eax,ecx
    cmp  [ScreenBPP],byte 24     ; 24 or 32 bpp ? - x start
    jz   dbpi2412
    add  eax,ecx

 

  dbpi2412:
 

    add  eax,[LFBAddress]

    mov  edi,eax
 
    ; x size
 
    mov  eax,[esp+4] ; [esp+6]
    mov  ecx,eax
    add  ecx,eax

    add  ecx,eax

    jnz  dbcblimitlset12
    mov  ecx,[eax+draw_data-CURRENT_TASK+RECT.top]
    cmp  ecx,0
    jnz  dbcblimitlset12
    mov  ecx,[eax+draw_data-CURRENT_TASK+RECT.right]
    cmp  ecx,[ScreenWidth]
    jnz  dbcblimitlset12
    mov  ecx,[eax+draw_data-CURRENT_TASK+RECT.bottom]
    cmp  ecx,[ScreenHeight]
    jnz  dbcblimitlset12
    pop  ecx
    pop  eax
    push dword 0
    jmp  dbcblimitlno12

    pop  eax
    push dword 1

 

  dbcblimitlno12:
 
    cmp  [ScreenBPP],byte 24     ; 24 or 32 bpp ?

    jz   dbpi24bit12

    push edi
    push ecx

 
      xor  edx,edx
      mov  eax,edi
      sub  eax,[LFBAddress]
      mov  ebx,3
      div  ebx
      add  eax,WinMapAddress
      mov   ebx,[CURRENT_TASK]

 

     dbimp24yes12:
 
        push edi
        mov  eax,edi
        sub  eax,[LFBAddress]
        shr  eax,16
        call set_bank
        and  edi,0xffff
        add  edi,VGABasePtr
        mov  eax,[esp+8+3*4+16+4+4]
        stosw
        shr  eax,16

      nodbgl2412:

 
    pop  ecx
    pop  edi
    pop  ebx
    add  edi,[BytesPerScanLine]
    dec  ebx
    jz   dbnonewpi12

    jmp  dbnewpi12

    push ebx
    push edi
    push ecx

 
      mov  eax,edi
      sub  eax,[LFBAddress]
      shr  eax,2
      add  eax,WinMapAddress
      mov   ebx,[CURRENT_TASK]

 

      dbimp32yes12:
 
        push edi
        mov  eax,edi
        sub  eax,[LFBAddress]
        shr  eax,16
        call set_bank
        and  edi,0xffff
        add  edi,VGABasePtr
        mov  eax,[esp+8+3*4+16+4+4]
        stosw
        shr  eax,16

      nodbgl3212:

 
    pop  ecx
    pop  edi
    pop  ebx
    add  edi,[BytesPerScanLine]
    dec  ebx
    jz   nodbnewpi3212

    jmp  dbnewpi3212

Vesa12_putpixel24:

 
        mov  edi,eax ; x
        mov  eax,ebx ; y
        lea  edi,[edi+edi*2]
        mov  ebx,[BytesPerScanLine]
        mul  ebx
        add  edi,eax
        mov  eax,edi
        shr  eax,16
        call set_bank
        and  edi,65535
        add  edi,VGABasePtr
        mov  eax,[esp+28]
        stosw
        shr  eax,16
        mov  [edi],al

Vesa12_putpixel32:

 
        mov  edi,eax ; x
        mov  eax,ebx ; y
        shl  edi,2
        mov  ebx,[BytesPerScanLine]
        mul  ebx
        add  edi,eax
        mov  eax,edi
        shr  eax,16
        call set_bank
        and  edi,65535
        add  edi,VGABasePtr
        mov  ecx,[esp+28]
        mov  [edi],ecx
        sti

Vesa12_getpixel24:

 
        mov  edi,eax ; x
        mov  eax,ebx ; y
        lea  edi,[edi+edi*2]
        mov  ebx,[BytesPerScanLine]
        mul  ebx
        add  edi,eax
        mov  eax,edi
        shr  eax,16
        call set_bank
        and  edi,65535
        add  edi,VGABasePtr
        mov  ecx,[edi]
        and  ecx,255*256*256+255*256+255
        sti

Vesa12_getpixel32:

 
        mov  edi,eax ; x
        mov  eax,ebx ; y
        shl  edi,2
        mov  ebx,[BytesPerScanLine]
        xor  edx,edx
        mul  ebx
        add  edi,eax
        mov  eax,edi
        shr  eax,16
        call set_bank
        and  edi,65535
        add  edi,VGABasePtr
        mov  ecx,[edi]
        and  ecx,255*256*256+255*256+255

        sti

    mov   ecx,[TASK_BASE]
    add   eax,[ecx-twdw+WDATA.box.left]
    add   ebx,[ecx-twdw+WDATA.box.top]
    push  eax
    mov   eax,ebx         ; y
    mul   dword [BytesPerScanLine]
    pop   ecx
    add   eax,ecx         ; x
    add   eax,ecx
    add   eax,ecx
    cmp  [ScreenBPP],byte 24     ; 24 or 32 bpp ? - x start
    jz   pi2412
    add  eax,ecx

 

  pi2412:
 

    add  eax,[LFBAddress]

    mov  edi,eax

    cmp  dword [eax+draw_data-CURRENT_TASK+RECT.left], 0
    jnz  dbcblimitlset212
    cmp  dword [eax+draw_data-CURRENT_TASK+RECT.top], 0
    jnz  dbcblimitlset212
    mov  ecx,[eax+draw_data-CURRENT_TASK+RECT.right]
    cmp  ecx,[ScreenWidth]
    jnz  dbcblimitlset212
    mov  ecx,[eax+draw_data-CURRENT_TASK+RECT.bottom]
    cmp  ecx,[ScreenHeight]
    jnz  dbcblimitlset212
    pop  ecx
    push 0
    jmp  dbcblimitlno212

    pop  ecx
    push 1

 

  dbcblimitlno212:
 

    cmp  [ScreenBPP],byte 24     ; 24 or 32 bpp ?

    jnz  pi32bit12

    push edi
    push ecx
    push ebx

 
      mov  edx,edi
      sub  edx,[LFBAddress]
      mov  ebx,3
      div  ebx
      add  edx,WinMapAddress
      mov  ebx,[CURRENT_TASK]

     imp24yes12:

 
        push edi
        push eax
        mov  eax,edi
        sub  eax,[LFBAddress]
        shr  eax,16
        call set_bank
        pop  eax
        and  edi,0xffff
        add  edi,VGABasePtr
        mov  [edi],ax
        shr  eax,16
        mov  [edi+2],al

 
     pop  ebx
     pop  ecx

     pop  edi
 
    add  edi,[BytesPerScanLine]
    add  esi,[esp+32]

    dec  ebx

    push edi
    push ecx
    push ebx

 
      mov  edx,edi
      sub  edx,[LFBAddress]
      shr  edx,2
      add  edx,WinMapAddress
      mov   ebx,[CURRENT_TASK]

      imp32yes12:

 
        push edi
        push eax
        mov  eax,edi
        sub  eax,[LFBAddress]
        shr  eax,16
        call set_bank
        pop  eax
        and  edi,0xffff
        mov  [edi+VGABasePtr],eax

        pop  edi

 

 
     pop  ebx
     pop  ecx

     pop  edi
 
    add   edi,[BytesPerScanLine]

    dec   ebx

 

 
vesa12_read_screen_pixel:
 
     and   eax,0x3FFFFF
     cmp   [ScreenBPP],byte 24      ; 24 or 32 bpp ?
     jz    v12rsp24
     mov   edi,eax
     shl   edi,2
     mov   eax,edi
     shr   eax,16
     call  set_bank
     and   edi,65535
     add   edi,VGABasePtr
     mov   eax,[edi]

     and   eax,0x00ffffff
     ret
  v12rsp24:
 
     imul  eax,3
     mov   edi,eax
     shr   eax,16
     call  set_bank
     and   edi,65535

Rev 379	Rev 381
Line 30...	Line 30...
30	;!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!	30	;!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
31	; set_bank for Trident videocards, work on Trident 9440	31	; set_bank for Trident videocards, work on Trident 9440
32	; modified by Mario79	32	; modified by Mario79
33	;set_bank:	33	;set_bank:
34	;cli	34	;cli
35	;cmp al,[0xfff2]	35	;cmp al,[BANK_RW]
36	;je retsb	36	;je retsb
37	;mov [0xfff2],al	37	;mov [BANK_RW],al
38	;push dx	38	;push dx
39	;mov dx,3D8h	39	;mov dx,3D8h
40	;out dx,al	40	;out dx,al
41	;pop dx	41	;pop dx
42	;retsb:	42	;retsb:
Line 48...	Line 48...
48	; set_bank for S3 videocards, work on S3 ViRGE PCI (325)	48	; set_bank for S3 videocards, work on S3 ViRGE PCI (325)
49	; modified by kmeaw	49	; modified by kmeaw
50	set_bank:	50	set_bank:
51	pushfd	51	pushfd
52	cli	52	cli
53	cmp al,[0xfff2]	53	cmp al,[BANK_RW]
54	je retsb	54	je retsb
55	mov [0xfff2],al	55	mov [BANK_RW],al
56	push ax	56	push ax
57	push dx	57	push dx
58	push cx	58	push cx
59	mov cl, al	59	mov cl, al
60	mov dx, 0x3D4	60	mov dx, 0x3D4
Line 130...	Line 130...
130	; ******* http://menuetos.hut.ru ************	130	; ******* http://menuetos.hut.ru ************
131	; ************************************************	131	; ************************************************
132	;	132	;
133	;set_bank:	133	;set_bank:
134	;cli	134	;cli
135	;cmp al,[0xfff2]	135	;cmp al,[BANK_RW]
136	;je retsb	136	;je retsb
137	;mov [0xfff2],al	137	;mov [BANK_RW],al
138	;push ax	138	;push ax
139	;push dx	139	;push dx
140	;mov dx,3CEh	140	;mov dx,3CEh
141	;mov ah,al ; Save value for later use	141	;mov ah,al ; Save value for later use
142	;mov al,10h ; Index GR10 (Address Mapping)	142	;mov al,10h ; Index GR10 (Address Mapping)
Line 158...	Line 158...
158		158
Line 159...	Line 159...
159	;!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!}	159	;!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!}
160		160
161	;set_bank:	161	;set_bank:
162	; cli	162	; cli
163	; cmp al,[0xfff2]	163	; cmp al,[BANK_RW]
164	; je retsb	164	; je retsb
165	; mov [0xfff2],al	165	; mov [BANK_RW],al
166	; push ax	166	; push ax
167	; push dx	167	; push dx
168	; mov ah,al	168	; mov ah,al
Line 214...	Line 214...
214		214
Line 215...	Line 215...
215	v12dp3:	215	v12dp3:
216		216
217	push eax	217	push eax
Line 218...	Line 218...
218	push ebx	218	push ebx
219	mov esi,0x300000	219	mov esi,IMG_BACKGROUND
Line 220...	Line 220...
220		220
Line 245...	Line 245...
245		245
Line 246...	Line 246...
246	push edx	246	push edx
247		247
248	imul eax,dword [WinMapAddress-8]	248	imul eax,dword [WinMapAddress-8]
249	xor edx,edx	249	xor edx,edx
250	mov ecx,[0xfe00]	250	mov ecx,[ScreenWidth]
Line 251...	Line 251...
251	inc ecx	251	inc ecx
252	div ecx	252	div ecx
253		253
254	push eax	254	push eax
255	mov eax,ebx	255	mov eax,ebx
256	imul eax,dword [WinMapAddress-4]	256	imul eax,dword [WinMapAddress-4]
257	xor edx,edx	257	xor edx,edx
258	mov ecx,[0xfe04]	258	mov ecx,[ScreenHeight]
259	inc ecx	259	inc ecx
Line 276...	Line 276...
276	mov esi,eax	276	mov esi,eax
277	pop eax	277	pop eax
278	add esi,eax	278	add esi,eax
279	add esi,eax	279	add esi,eax
280	add esi,eax	280	add esi,eax
281	add esi,0x300000	281	add esi,IMG_BACKGROUND
282	pop ebx	282	pop ebx
283	pop eax	283	pop eax
Line 284...	Line 284...
284		284
Line 285...	Line 285...
285	v12di4:	285	v12di4:
286		286
287	mov ecx,[esi]	287	mov ecx,[esi]
288	pusha	288	pusha
289	mov esi,eax	289	mov esi,eax
290	mov edi,ebx	290	mov edi,ebx
291	mov eax,[0xfe00]	291	mov eax,[ScreenWidth]
292	add eax,1	292	add eax,1
293	mul ebx	293	mul ebx
294	add eax,esi	294	add eax,esi
295	add eax,WinMapAddress	295	add eax,WinMapAddress
296	cmp [eax],byte 1	296	cmp [eax],byte 1
297	jnz v12nbgp	297	jnz v12nbgp
298	mov eax,[0xfe08]	298	mov eax,[BytesPerScanLine]
299	mov ebx,edi	299	mov ebx,edi
300	mul ebx	300	mul ebx
301	add eax,esi	301	add eax,esi
302	add eax,esi	302	add eax,esi
303	add eax,esi	303	add eax,esi
304	cmp [0xFBF1],byte 24	304	cmp [ScreenBPP],byte 24
Line 305...	Line 305...
305	jz v12bgl3	305	jz v12bgl3
Line 306...	Line 306...
306	add eax,esi	306	add eax,esi
307		307
Line 308...	Line 308...
308	v12bgl3:	308	v12bgl3:
Line 309...	Line 309...
309		309
310	push ebx	310	push ebx
311	push eax	311	push eax
312		312
313	sub eax,[0xfe80]	313	sub eax,[LFBAddress]
314		314
Line 315...	Line 315...
315	shr eax,16	315	shr eax,16
316	call set_bank	316	call set_bank
317	pop eax	317	pop eax
Line 367...	Line 367...
367	mov ecx,[TASK_BASE]	367	mov ecx,[TASK_BASE]
368	add eax,[ecx-twdw+WDATA.box.left]	368	add eax,[ecx-twdw+WDATA.box.left]
369	add ebx,[ecx-twdw+WDATA.box.top]	369	add ebx,[ecx-twdw+WDATA.box.top]
370	push eax	370	push eax
371	mov eax,ebx ; y	371	mov eax,ebx ; y
372	mov ebx,[0xfe08]	372	mov ebx,[BytesPerScanLine]
373	mul ebx	373	mul ebx
374	pop ecx	374	pop ecx
375	add eax,ecx ; x	375	add eax,ecx ; x
376	add eax,ecx	376	add eax,ecx
377	add eax,ecx	377	add eax,ecx
378	cmp [0xfbf1],byte 24 ; 24 or 32 bpp ? - x start	378	cmp [ScreenBPP],byte 24 ; 24 or 32 bpp ? - x start
379	jz dbpi2412	379	jz dbpi2412
380	add eax,ecx	380	add eax,ecx
Line 381...	Line 381...
381		381
Line 382...	Line 382...
382	dbpi2412:	382	dbpi2412:
383		383
Line 384...	Line 384...
384	add eax,[0xfe80]	384	add eax,[LFBAddress]
Line 385...	Line 385...
385	mov edi,eax	385	mov edi,eax
386		386
387	; x size	387	; x size
388		388
389	mov eax,[esp+4] ; [esp+6]	389	mov eax,[esp+4] ; [esp+6]
390	mov ecx,eax	390	mov ecx,eax
391	add ecx,eax	391	add ecx,eax
Line 392...	Line 392...
392	add ecx,eax	392	add ecx,eax
Line 408...	Line 408...
408	jnz dbcblimitlset12	408	jnz dbcblimitlset12
409	mov ecx,[eax+draw_data-CURRENT_TASK+RECT.top]	409	mov ecx,[eax+draw_data-CURRENT_TASK+RECT.top]
410	cmp ecx,0	410	cmp ecx,0
411	jnz dbcblimitlset12	411	jnz dbcblimitlset12
412	mov ecx,[eax+draw_data-CURRENT_TASK+RECT.right]	412	mov ecx,[eax+draw_data-CURRENT_TASK+RECT.right]
413	cmp ecx,[0xfe00]	413	cmp ecx,[ScreenWidth]
414	jnz dbcblimitlset12	414	jnz dbcblimitlset12
415	mov ecx,[eax+draw_data-CURRENT_TASK+RECT.bottom]	415	mov ecx,[eax+draw_data-CURRENT_TASK+RECT.bottom]
416	cmp ecx,[0xfe04]	416	cmp ecx,[ScreenHeight]
417	jnz dbcblimitlset12	417	jnz dbcblimitlset12
418	pop ecx	418	pop ecx
419	pop eax	419	pop eax
420	push dword 0	420	push dword 0
421	jmp dbcblimitlno12	421	jmp dbcblimitlno12
Line 426...	Line 426...
426	pop eax	426	pop eax
427	push dword 1	427	push dword 1
Line 428...	Line 428...
428		428
Line 429...	Line 429...
429	dbcblimitlno12:	429	dbcblimitlno12:
430		430
431	cmp [0xfbf1],byte 24 ; 24 or 32 bpp ?	431	cmp [ScreenBPP],byte 24 ; 24 or 32 bpp ?
Line 432...	Line 432...
432	jz dbpi24bit12	432	jz dbpi24bit12
Line 456...	Line 456...
456	push edi	456	push edi
457	push ecx	457	push ecx
Line 458...	Line 458...
458		458
459	xor edx,edx	459	xor edx,edx
460	mov eax,edi	460	mov eax,edi
461	sub eax,[0xfe80]	461	sub eax,[LFBAddress]
462	mov ebx,3	462	mov ebx,3
463	div ebx	463	div ebx
464	add eax,WinMapAddress	464	add eax,WinMapAddress
465	mov ebx,[CURRENT_TASK]	465	mov ebx,[CURRENT_TASK]
Line 479...	Line 479...
479		479
Line 480...	Line 480...
480	dbimp24yes12:	480	dbimp24yes12:
481		481
482	push edi	482	push edi
483	mov eax,edi	483	mov eax,edi
484	sub eax,[0xfe80]	484	sub eax,[LFBAddress]
485	shr eax,16	485	shr eax,16
486	call set_bank	486	call set_bank
487	and edi,0xffff	487	and edi,0xffff
488	add edi,0xa0000	488	add edi,VGABasePtr
489	mov eax,[esp+8+3*4+16+4+4]	489	mov eax,[esp+8+3*4+16+4+4]
490	stosw	490	stosw
491	shr eax,16	491	shr eax,16
Line 521...	Line 521...
521	nodbgl2412:	521	nodbgl2412:
Line 522...	Line 522...
522		522
523	pop ecx	523	pop ecx
524	pop edi	524	pop edi
525	pop ebx	525	pop ebx
526	add edi,[0xfe08]	526	add edi,[BytesPerScanLine]
527	dec ebx	527	dec ebx
528	jz dbnonewpi12	528	jz dbnonewpi12
Line 529...	Line 529...
529	jmp dbnewpi12	529	jmp dbnewpi12
Line 548...	Line 548...
548	push ebx	548	push ebx
549	push edi	549	push edi
550	push ecx	550	push ecx
Line 551...	Line 551...
551		551
552	mov eax,edi	552	mov eax,edi
553	sub eax,[0xfe80]	553	sub eax,[LFBAddress]
554	shr eax,2	554	shr eax,2
555	add eax,WinMapAddress	555	add eax,WinMapAddress
556	mov ebx,[CURRENT_TASK]	556	mov ebx,[CURRENT_TASK]
Line 570...	Line 570...
570		570
Line 571...	Line 571...
571	dbimp32yes12:	571	dbimp32yes12:
572		572
573	push edi	573	push edi
574	mov eax,edi	574	mov eax,edi
575	sub eax,[0xfe80]	575	sub eax,[LFBAddress]
576	shr eax,16	576	shr eax,16
577	call set_bank	577	call set_bank
578	and edi,0xffff	578	and edi,0xffff
579	add edi,0xa0000	579	add edi,VGABasePtr
580	mov eax,[esp+8+3*4+16+4+4]	580	mov eax,[esp+8+3*4+16+4+4]
581	stosw	581	stosw
582	shr eax,16	582	shr eax,16
Line 613...	Line 613...
613	nodbgl3212:	613	nodbgl3212:
Line 614...	Line 614...
614		614
615	pop ecx	615	pop ecx
616	pop edi	616	pop edi
617	pop ebx	617	pop ebx
618	add edi,[0xfe08]	618	add edi,[BytesPerScanLine]
619	dec ebx	619	dec ebx
620	jz nodbnewpi3212	620	jz nodbnewpi3212
Line 621...	Line 621...
621	jmp dbnewpi3212	621	jmp dbnewpi3212
Line 629...	Line 629...
629	Vesa12_putpixel24:	629	Vesa12_putpixel24:
Line 630...	Line 630...
630		630
631	mov edi,eax ; x	631	mov edi,eax ; x
632	mov eax,ebx ; y	632	mov eax,ebx ; y
633	lea edi,[edi+edi*2]	633	lea edi,[edi+edi*2]
634	mov ebx,[0xfe08]	634	mov ebx,[BytesPerScanLine]
635	mul ebx	635	mul ebx
636	add edi,eax	636	add edi,eax
637	mov eax,edi	637	mov eax,edi
638	shr eax,16	638	shr eax,16
639	call set_bank	639	call set_bank
640	and edi,65535	640	and edi,65535
641	add edi,0xa0000	641	add edi,VGABasePtr
642	mov eax,[esp+28]	642	mov eax,[esp+28]
643	stosw	643	stosw
644	shr eax,16	644	shr eax,16
645	mov [edi],al	645	mov [edi],al
Line 651...	Line 651...
651	Vesa12_putpixel32:	651	Vesa12_putpixel32:
Line 652...	Line 652...
652		652
653	mov edi,eax ; x	653	mov edi,eax ; x
654	mov eax,ebx ; y	654	mov eax,ebx ; y
655	shl edi,2	655	shl edi,2
656	mov ebx,[0xfe08]	656	mov ebx,[BytesPerScanLine]
657	mul ebx	657	mul ebx
658	add edi,eax	658	add edi,eax
659	mov eax,edi	659	mov eax,edi
660	shr eax,16	660	shr eax,16
661	call set_bank	661	call set_bank
662	and edi,65535	662	and edi,65535
663	add edi,0xa0000	663	add edi,VGABasePtr
664	mov ecx,[esp+28]	664	mov ecx,[esp+28]
665	mov [edi],ecx	665	mov [edi],ecx
666	sti	666	sti
Line 670...	Line 670...
670	Vesa12_getpixel24:	670	Vesa12_getpixel24:
Line 671...	Line 671...
671		671
672	mov edi,eax ; x	672	mov edi,eax ; x
673	mov eax,ebx ; y	673	mov eax,ebx ; y
674	lea edi,[edi+edi*2]	674	lea edi,[edi+edi*2]
675	mov ebx,[0xfe08]	675	mov ebx,[BytesPerScanLine]
676	mul ebx	676	mul ebx
677	add edi,eax	677	add edi,eax
678	mov eax,edi	678	mov eax,edi
679	shr eax,16	679	shr eax,16
680	call set_bank	680	call set_bank
681	and edi,65535	681	and edi,65535
682	add edi,0xa0000	682	add edi,VGABasePtr
683	mov ecx,[edi]	683	mov ecx,[edi]
684	and ecx,255256256+255*256+255	684	and ecx,255256256+255*256+255
685	sti	685	sti
Line 689...	Line 689...
689	Vesa12_getpixel32:	689	Vesa12_getpixel32:
Line 690...	Line 690...
690		690
691	mov edi,eax ; x	691	mov edi,eax ; x
692	mov eax,ebx ; y	692	mov eax,ebx ; y
693	shl edi,2	693	shl edi,2
694	mov ebx,[0xfe08]	694	mov ebx,[BytesPerScanLine]
695	xor edx,edx	695	xor edx,edx
696	mul ebx	696	mul ebx
697	add edi,eax	697	add edi,eax
698	mov eax,edi	698	mov eax,edi
699	shr eax,16	699	shr eax,16
700	call set_bank	700	call set_bank
701	and edi,65535	701	and edi,65535
702	add edi,0xa0000	702	add edi,VGABasePtr
703	mov ecx,[edi]	703	mov ecx,[edi]
704	and ecx,255256256+255*256+255	704	and ecx,255256256+255*256+255
Line 705...	Line 705...
705	sti	705	sti
Line 734...	Line 734...
734	mov ecx,[TASK_BASE]	734	mov ecx,[TASK_BASE]
735	add eax,[ecx-twdw+WDATA.box.left]	735	add eax,[ecx-twdw+WDATA.box.left]
736	add ebx,[ecx-twdw+WDATA.box.top]	736	add ebx,[ecx-twdw+WDATA.box.top]
737	push eax	737	push eax
738	mov eax,ebx ; y	738	mov eax,ebx ; y
739	mul dword [0xfe08]	739	mul dword [BytesPerScanLine]
740	pop ecx	740	pop ecx
741	add eax,ecx ; x	741	add eax,ecx ; x
742	add eax,ecx	742	add eax,ecx
743	add eax,ecx	743	add eax,ecx
744	cmp [0xfbf1],byte 24 ; 24 or 32 bpp ? - x start	744	cmp [ScreenBPP],byte 24 ; 24 or 32 bpp ? - x start
745	jz pi2412	745	jz pi2412
746	add eax,ecx	746	add eax,ecx
Line 747...	Line 747...
747		747
Line 748...	Line 748...
748	pi2412:	748	pi2412:
749		749
Line 750...	Line 750...
750	add eax,[0xfe80]	750	add eax,[LFBAddress]
Line 751...	Line 751...
751	mov edi,eax	751	mov edi,eax
Line 764...	Line 764...
764	cmp dword [eax+draw_data-CURRENT_TASK+RECT.left], 0	764	cmp dword [eax+draw_data-CURRENT_TASK+RECT.left], 0
765	jnz dbcblimitlset212	765	jnz dbcblimitlset212
766	cmp dword [eax+draw_data-CURRENT_TASK+RECT.top], 0	766	cmp dword [eax+draw_data-CURRENT_TASK+RECT.top], 0
767	jnz dbcblimitlset212	767	jnz dbcblimitlset212
768	mov ecx,[eax+draw_data-CURRENT_TASK+RECT.right]	768	mov ecx,[eax+draw_data-CURRENT_TASK+RECT.right]
769	cmp ecx,[0xfe00]	769	cmp ecx,[ScreenWidth]
770	jnz dbcblimitlset212	770	jnz dbcblimitlset212
771	mov ecx,[eax+draw_data-CURRENT_TASK+RECT.bottom]	771	mov ecx,[eax+draw_data-CURRENT_TASK+RECT.bottom]
772	cmp ecx,[0xfe04]	772	cmp ecx,[ScreenHeight]
773	jnz dbcblimitlset212	773	jnz dbcblimitlset212
774	pop ecx	774	pop ecx
775	push 0	775	push 0
776	jmp dbcblimitlno212	776	jmp dbcblimitlno212
Line 780...	Line 780...
780	pop ecx	780	pop ecx
781	push 1	781	push 1
Line 782...	Line 782...
782		782
Line 783...	Line 783...
783	dbcblimitlno212:	783	dbcblimitlno212:
784		784
Line 785...	Line 785...
785	cmp [0xfbf1],byte 24 ; 24 or 32 bpp ?	785	cmp [ScreenBPP],byte 24 ; 24 or 32 bpp ?
Line 786...	Line 786...
786	jnz pi32bit12	786	jnz pi32bit12
Line 792...	Line 792...
792	push edi	792	push edi
793	push ecx	793	push ecx
794	push ebx	794	push ebx
Line 795...	Line 795...
795		795
796	mov edx,edi	796	mov edx,edi
797	sub edx,[0xfe80]	797	sub edx,[LFBAddress]
798	mov ebx,3	798	mov ebx,3
799	div ebx	799	div ebx
800	add edx,WinMapAddress	800	add edx,WinMapAddress
801	mov ebx,[CURRENT_TASK]	801	mov ebx,[CURRENT_TASK]
Line 816...	Line 816...
816	imp24yes12:	816	imp24yes12:
Line 817...	Line 817...
817		817
818	push edi	818	push edi
819	push eax	819	push eax
820	mov eax,edi	820	mov eax,edi
821	sub eax,[0xfe80]	821	sub eax,[LFBAddress]
822	shr eax,16	822	shr eax,16
823	call set_bank	823	call set_bank
824	pop eax	824	pop eax
825	and edi,0xffff	825	and edi,0xffff
826	add edi,0xa0000	826	add edi,VGABasePtr
827	mov [edi],ax	827	mov [edi],ax
828	shr eax,16	828	shr eax,16
829	mov [edi+2],al	829	mov [edi+2],al
Line 841...	Line 841...
841		841
842	pop ebx	842	pop ebx
843	pop ecx	843	pop ecx
Line 844...	Line 844...
844	pop edi	844	pop edi
845		845
846	add edi,[0xfe08]	846	add edi,[BytesPerScanLine]
847	add esi,[esp+32]	847	add esi,[esp+32]
Line 848...	Line 848...
848	dec ebx	848	dec ebx
Line 862...	Line 862...
862	push edi	862	push edi
863	push ecx	863	push ecx
864	push ebx	864	push ebx
Line 865...	Line 865...
865		865
866	mov edx,edi	866	mov edx,edi
867	sub edx,[0xfe80]	867	sub edx,[LFBAddress]
868	shr edx,2	868	shr edx,2
869	add edx,WinMapAddress	869	add edx,WinMapAddress
870	mov ebx,[CURRENT_TASK]	870	mov ebx,[CURRENT_TASK]
Line 885...	Line 885...
885	imp32yes12:	885	imp32yes12:
Line 886...	Line 886...
886		886
887	push edi	887	push edi
888	push eax	888	push eax
889	mov eax,edi	889	mov eax,edi
890	sub eax,[0xfe80]	890	sub eax,[LFBAddress]
891	shr eax,16	891	shr eax,16
892	call set_bank	892	call set_bank
893	pop eax	893	pop eax
894	and edi,0xffff	894	and edi,0xffff
895	mov [edi+0xa0000],eax	895	mov [edi+VGABasePtr],eax
Line 896...	Line 896...
896	pop edi	896	pop edi
Line 897...	Line 897...
897		897
Line 907...	Line 907...
907		907
908	pop ebx	908	pop ebx
909	pop ecx	909	pop ecx
Line 910...	Line 910...
910	pop edi	910	pop edi
911		911
912	add edi,[0xfe08]	912	add edi,[BytesPerScanLine]
Line 913...	Line 913...
913	dec ebx	913	dec ebx
Line 921...	Line 921...
921		921
Line 922...	Line 922...
922		922
923	vesa12_read_screen_pixel:	923	vesa12_read_screen_pixel:
924		924
925	and eax,0x3FFFFF	925	and eax,0x3FFFFF
926	cmp [0xfbf1],byte 24 ; 24 or 32 bpp ?	926	cmp [ScreenBPP],byte 24 ; 24 or 32 bpp ?
927	jz v12rsp24	927	jz v12rsp24
928	mov edi,eax	928	mov edi,eax
929	shl edi,2	929	shl edi,2
930	mov eax,edi	930	mov eax,edi
931	shr eax,16	931	shr eax,16
932	call set_bank	932	call set_bank
933	and edi,65535	933	and edi,65535
934	add edi,0xa0000	934	add edi,VGABasePtr
935	mov eax,[edi]	935	mov eax,[edi]
Line 936...	Line 936...
936	and eax,0x00ffffff	936	and eax,0x00ffffff
937	ret	937	ret
938	v12rsp24:	938	v12rsp24:
939		939
940	imul eax,3	940	imul eax,3
941	mov edi,eax	941	mov edi,eax
942	shr eax,16	942	shr eax,16
943	call set_bank	943	call set_bank
944	and edi,65535	944	and edi,65535

Subversion Repositories Kolibri OS

(root)/kernel/trunk/video/vesa12.inc – Rev 379 → 381