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Rev 1731 Rev 1750
Line 261... Line 261...
261 
; set resolution [width]*[height]
 261 
; set resolution [width]*[height]
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SetMode:
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SetMode:
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; 1. Program the registers of videocard.
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; 1. Program the registers of videocard.
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; look into the PRM
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; look into the PRM
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	cli
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	cli
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	or	byte [esi+7000Ah], 0Ch	; PIPEACONF: disable Display+Cursor Planes
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;	or	byte [esi+7000Ah], 0Ch	; PIPEACONF: disable Display+Cursor Planes
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	or	byte [esi+7100Ah], 0Ch	; PIPEBCONF: disable Display+Cursor Planes
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;	or	byte [esi+7100Ah], 0Ch	; PIPEBCONF: disable Display+Cursor Planes
- 
 
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	xor	eax, eax
- 
 
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	xor	edx, edx
- 
 
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	cmp	[deviceType], i965_start
- 
 
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	jb	@f
- 
 
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	mov	dl, 9Ch - 84h
- 
 
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@@:
- 
 
 274 
;	or	byte [esi+71403h], 80h	; VGACNTRL: VGA Display Disable
- 
 
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	and	byte [esi+70080h], not 27h	; CURACNTR: disable cursor A
- 
 
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	mov	dword [esi+70084h], eax	; CURABASE: force write to CURA* regs
- 
 
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	and	byte [esi+700C0h], not 27h	; CURBCNTR: disable cursor B
- 
 
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	mov	dword [esi+700C4h], eax	; CURBBASE: force write to CURB* regs
- 
 
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	and	byte [esi+70183h], not 80h	; DSPACNTR: disable Primary A Plane
- 
 
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	mov	dword [esi+edx+70184h], eax	; DSPALINOFF/DSPASURF: force write to DSPA* regs
- 
 
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	and	byte [esi+71183h], not 80h	; DSPBCNTR: disable Primary B Plane
- 
 
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	mov	dword [esi+edx+71184h], eax	; DSPBLINOFF/DSPBSURF: force write to DSPB* regs
- 
 
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if 1
- 
 
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	cmp	[deviceType], ironlake_start
- 
 
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	jae	.disable_pipes
- 
 
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	mov	edx, 10000h
- 
 
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	or	byte [esi+70024h], 2	; PIPEASTAT: clear VBLANK status
- 
 
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	or	byte [esi+71024h], 2	; PIPEBSTAT: clear VBLANK status
- 
 
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.wait_vblank_preironlake1:
- 
 
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	mov	ecx, 1000h
- 
 
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	loop	$
- 
 
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	test	byte [esi+7000Bh], 80h		; PIPEACONF: pipe A active?
- 
 
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	jz	@f
- 
 
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	test	byte [esi+70024h], 2		; PIPEASTAT: got VBLANK?
- 
 
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	jz	.wait_vblank_preironlake2
- 
 
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@@:
- 
 
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	test	byte [esi+7100Bh], 80h		; PIPEBCONF: pipe B active?
- 
 
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	jz	.disable_pipes
- 
 
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	test	byte [esi+71024h], 2		; PIPEBSTAT: got VBLANK?
- 
 
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	jnz	.disable_pipes
- 
 
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.wait_vblank_preironlake2:
- 
 
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	dec	edx
- 
 
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	jnz	.wait_vblank_preironlake1
- 
 
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	jmp	.not_disabled
- 
 
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.disable_pipes:
- 
 
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end if
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	and	byte [esi+7000Bh], not 80h	; PIPEACONF: disable pipe
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	and	byte [esi+7000Bh], not 80h	; PIPEACONF: disable pipe
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	and	byte [esi+7100Bh], not 80h	; PIPEBCONF: disable pipe
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	and	byte [esi+7100Bh], not 80h	; PIPEBCONF: disable pipe
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;	or	byte [esi+71403h], 80h	; VGACNTRL: VGA Display Disable
 - 
 
- 
 
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if 1
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	mov	edx, 10000h
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	mov	edx, 10000h
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@@:
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@@:
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	mov	ecx, 1000h
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	mov	ecx, 1000h
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	loop	$
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	loop	$
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	test	byte [esi+7000Bh], 40h	; PIPEACONF: wait until pipe disabled
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	test	byte [esi+7000Bh], 40h	; PIPEACONF: wait until pipe disabled
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	loop	$
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	loop	$
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	dec	edx
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	dec	edx
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	jnz	@b
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	jnz	@b
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	jmp	.not_disabled
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	jmp	.not_disabled
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@@:
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@@:
- 
 
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else
- 
 
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; alternative way of waiting for pipe stop, works too
- 
 
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	mov	edx, 1000h
- 
 
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.dis1:
- 
 
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	push	dword [esi+71000h]
- 
 
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	push	dword [esi+70000h]
- 
 
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	mov	ecx, 10000h
- 
 
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	loop	$
- 
 
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	pop	eax
- 
 
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	xor	eax, [esi+70000h]
- 
 
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	and	eax, 1FFFh
- 
 
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	pop	eax
- 
 
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	jnz	.notdis1
- 
 
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	xor	eax, [esi+71000h]
- 
 
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	and	eax, 1FFFh
- 
 
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	jz	.disabled
- 
 
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.notdis1:
- 
 
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	dec	edx
- 
 
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	jnz	.dis1
- 
 
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.not_disabled:
- 
 
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	sti
- 
 
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	jmp	.return
- 
 
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.disabled:
- 
 
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end if
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	lea	eax, [esi+61183h]
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	lea	eax, [esi+61183h]
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	cmp	[deviceType], ironlake_start
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	cmp	[deviceType], ironlake_start
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	jb	@f
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	jb	@f
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	add	eax, 0xE0000 - 0x60000
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	add	eax, 0xE0000 - 0x60000
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@@:
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@@:
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	add	ecx, 15
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	add	ecx, 15
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	and	ecx, not 15
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	and	ecx, not 15
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	shl	ecx, 2
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	shl	ecx, 2
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	mov	dword [edx+10188h], ecx	; DSPASTRIDE: set scanline length
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	mov	dword [edx+10188h], ecx	; DSPASTRIDE: set scanline length
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	and	byte [esi+61233h], not 80h	; PFIT_CONTROL: disable panel fitting
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	and	byte [esi+61233h], not 80h	; PFIT_CONTROL: disable panel fitting
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	or	byte [edx+10183h], 80h		; DSPACNTR: enable Display Plane A
 - 
 
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	or	byte [edx+1000Bh], 80h		; PIPEACONF: enable pipe
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	or	byte [edx+1000Bh], 80h		; PIPEACONF: enable pipe
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	and	byte [edx+1000Ah], not 0Ch	; PIPEACONF: enable Display+Cursor Planes
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;	and	byte [edx+1000Ah], not 0Ch	; PIPEACONF: enable Display+Cursor Planes
- 
 
 380 
	or	byte [edx+10183h], 80h		; DSPACNTR: enable Display Plane A
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	sti
 381 
	sti
319 
; 2. Notify the kernel that resolution has changed.
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; 2. Notify the kernel that resolution has changed.
320 
	call	GetDisplay
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	call	GetDisplay
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	mov	edx, [width]
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	mov	edx, [width]
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	mov	dword [eax+8], edx
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	mov	dword [eax+8], edx
Line 354... Line 417...
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	dw	0x258a	; i915g
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	dw	0x258a	; i915g
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	dw	0x2592	; i915gm
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	dw	0x2592	; i915gm
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	dw	0x2772	; i945g
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	dw	0x2772	; i945g
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	dw	0x27a2	; i945gm
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	dw	0x27a2	; i945gm
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	dw	0x27ae	; i945gm
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	dw	0x27ae	; i945gm
- 
 
 422 
i965_start = ($ - pciids) / 2
359 
	dw	0x2972	; i965g
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	dw	0x2972	; i965g
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	dw	0x2982	; i965g
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	dw	0x2982	; i965g
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	dw	0x2992	; i965g
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	dw	0x2992	; i965g
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	dw	0x29a2	; i965g
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	dw	0x29a2	; i965g
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	dw	0x29b2	; g33
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	dw	0x29b2	; g33