forked from KolibriOS/kolibrios
1005 lines
21 KiB
PHP
1005 lines
21 KiB
PHP
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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;; ;;
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;; Copyright (C) KolibriOS team 2004-2015. All rights reserved. ;;
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;; Distributed under terms of the GNU General Public License ;;
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;; ;;
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;; VESA12.INC ;;
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;; ;;
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;; Vesa 1.2 functions for MenuetOS ;;
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;; ;;
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;; Copyright 2002 Ville Turjanmaa ;;
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;; ;;
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;; quickcode@mail.ru - bankswitch for S3 cards ;;
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;; ;;
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;; See file COPYING for details ;;
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;; ;;
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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$Revision$
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TRIDENT = 0
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S3_VIDEO = 0
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INTEL_VIDEO = 0
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if TRIDENT
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if S3_VIDEO or INTEL_VIDEO
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stop
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end if
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end if
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if S3_VIDEO
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if TRIDENT or INTEL_VIDEO
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stop
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end if
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end if
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if INTEL_VIDEO
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if S3_VIDEO or TRIDENT
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stop
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end if
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end if
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; A complete video driver should include the following types of function
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;
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; Putpixel
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; Getpixel
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;
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; Drawimage
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; Drawbar
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;
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; Drawbackground
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;
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;
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; Modifying the set_bank -function is mostly enough
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; for different Vesa 1.2 setups.
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;!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
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; set_bank for Trident videocards, work on Trident 9440
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; modified by Mario79
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if TRIDENT
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set_bank:
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pushfd
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cli
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cmp al, [BANK_RW]
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je .retsb
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mov [BANK_RW], al
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push dx
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mov dx, 3D8h
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out dx, al
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pop dx
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.retsb:
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popfd
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ret
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end if
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;!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
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; set_bank for S3 videocards, work on S3 ViRGE PCI (325)
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; modified by kmeaw
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if S3_VIDEO
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set_bank:
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pushfd
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cli
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cmp al, [BANK_RW]
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je .retsb
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mov [BANK_RW], al
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push ax
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push dx
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push cx
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mov cl, al
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mov dx, 0x3D4
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mov al, 0x38
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out dx, al ;CR38 Register Lock 1 ;Note: Traditionally 48h is used to
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;unlock and 00h to lock
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inc dx
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mov al, 0x48
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out dx, al ;3d5 -?
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dec dx
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mov al, 0x31
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out dx, al ;CR31 Memory Configuration Register
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;0 Enable Base Address Offset (CPUA BASE). Enables bank operation if set, ;disables if clear.
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;4-5 Bit 16-17 of the Display Start Address. For the 801/5,928 see index 51h,
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;for the 864/964 see index 69h.
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inc dx
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in al, dx
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dec dx
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mov ah, al
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mov al, 0x31
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out dx, ax
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mov al, ah
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or al, 9
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inc dx
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out dx, al
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dec dx
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mov al, 0x35
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out dx, al ;CR35 CRT Register Lock
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inc dx
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in al, dx
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dec dx
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and al, 0xF0
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mov ch, cl
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and ch, 0x0F
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or ch, al
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mov al, 0x35
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out dx, al
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inc dx
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mov al, ch
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out dx, ax
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dec dx
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mov al, 0x51 ;Extended System Control 2 Register
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out dx, al
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inc dx
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in al, dx
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dec dx
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and al, 0xF3
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shr cl, 2
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and cl, 0x0C
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or cl, al
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mov al, 0x51
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out dx, al
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inc dx
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mov al, cl
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out dx, al
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dec dx
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mov al, 0x38
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out dx, al
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inc dx
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xor al, al
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out dx, al
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dec dx
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pop cx
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pop dx
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pop ax
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.retsb:
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popfd
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ret
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end if
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;Set bank function for Intel 810/815 chipsets
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; *****Modified by Protopopius, Russia.*****
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; ********* http://menuetos.hut.ru **************
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; ************************************************
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if INTEL_VIDEO
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set_bank:
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pushfd
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cli
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cmp al, [BANK_RW]
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je .retsb
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mov [BANK_RW], al
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push ax
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push dx
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mov dx, 3CEh
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mov ah, al ; Save value for later use
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mov al, 10h ; Index GR10 (Address Mapping)
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out dx, al ; Select GR10
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inc dl
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mov al, 3 ; Set bits 0 and 1 (Enable linear page mapping)
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out dx, al ; Write value
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dec dl
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mov al, 11h ; Index GR11 (Page Selector)
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out dx, al ; Select GR11
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inc dl
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mov al, ah ; Write address
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out dx, al ; Write the value
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pop dx
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pop ax
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.retsb:
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popfd
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ret
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end if
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;!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!}
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if (TRIDENT or S3_VIDEO or INTEL_VIDEO)
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else
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set_bank:
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pushfd
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cli
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cmp al, [BANK_RW]
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je .retsb
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mov [BANK_RW], al
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push ax
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push dx
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mov ah, al
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mov dx, 0x03D4
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mov al, 0x39
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out dx, al
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inc dl
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mov al, 0xA5
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out dx, al
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dec dl
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mov al, 6Ah
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out dx, al
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inc dl
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mov al, ah
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out dx, al
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dec dl
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mov al, 0x39
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out dx, al
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inc dl
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mov al, 0x5A
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out dx, al
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dec dl
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pop dx
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pop ax
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.retsb:
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popfd
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ret
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end if
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vesa12_drawbackground:
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call [_display.disable_mouse]
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push eax
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push ebx
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push ecx
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push edx
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xor edx, edx
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mov eax, dword[BgrDataWidth]
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mov ebx, dword[BgrDataHeight]
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mul ebx
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mov ebx, 3
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mul ebx
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mov [imax], eax
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mov eax, [draw_data+32+RECT.left]
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mov ebx, [draw_data+32+RECT.top]
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xor edi, edi;no force
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v12dp3:
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push eax
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push ebx
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cmp [BgrDrawMode], dword 1 ; tiled background
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jne no_vesa12_tiled_bgr
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push edx
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xor edx, edx
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div dword [BgrDataWidth]
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push edx
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mov eax, ebx
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xor edx, edx
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div dword [BgrDataHeight]
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mov ebx, edx
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pop eax
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pop edx
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no_vesa12_tiled_bgr:
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cmp [BgrDrawMode], dword 2 ; stretched background
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jne no_vesa12_stretched_bgr
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push edx
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mul dword [BgrDataWidth]
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mov ecx, [Screen_Max_X]
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inc ecx
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div ecx
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push eax
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mov eax, ebx
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mul dword [BgrDataHeight]
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mov ecx, [Screen_Max_Y]
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inc ecx
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div ecx
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mov ebx, eax
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pop eax
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pop edx
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no_vesa12_stretched_bgr:
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mov esi, ebx
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imul esi, dword [BgrDataWidth]
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add esi, eax
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lea esi, [esi*3]
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add esi, [img_background];IMG_BACKGROUND
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pop ebx
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pop eax
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v12di4:
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mov cl, [esi+2]
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shl ecx, 16
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mov cx, [esi]
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pusha
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mov esi, eax
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mov edi, ebx
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mov eax, [Screen_Max_X]
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add eax, 1
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mul ebx
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add eax, [_WinMapAddress]
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cmp [eax+esi], byte 1
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jnz v12nbgp
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mov eax, [BytesPerScanLine]
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mov ebx, edi
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mul ebx
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add eax, esi
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lea eax, [VGABasePtr+eax+esi*2]
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cmp [ScreenBPP], byte 24
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jz v12bgl3
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add eax, esi
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v12bgl3:
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push ebx
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push eax
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sub eax, VGABasePtr
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shr eax, 16
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call set_bank
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pop eax
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and eax, 65535
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add eax, VGABasePtr
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pop ebx
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mov [eax], cx
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add eax, 2
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shr ecx, 16
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mov [eax], cl
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sti
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v12nbgp:
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popa
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add esi, 3
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inc eax
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cmp eax, [draw_data+32+RECT.right]
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jg v12nodp31
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jmp v12dp3
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v12nodp31:
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mov eax, [draw_data+32+RECT.left]
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inc ebx
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cmp ebx, [draw_data+32+RECT.bottom]
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jg v12dp4
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jmp v12dp3
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v12dp4:
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pop edx
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pop ecx
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pop ebx
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pop eax
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ret
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vesa12_drawbar:
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call [_display.disable_mouse]
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;; mov [novesachecksum],dword 0
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sub edx, ebx
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sub ecx, eax
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push esi
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push edi
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push eax
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push ebx
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push ecx
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push edx
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mov ecx, [TASK_BASE]
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add eax, [ecx-twdw+WDATA.box.left]
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add ebx, [ecx-twdw+WDATA.box.top]
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push eax
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mov eax, ebx ; y
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mov ebx, [BytesPerScanLine]
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mul ebx
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pop ecx
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add eax, ecx ; x
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add eax, ecx
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add eax, ecx
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cmp [ScreenBPP], byte 24; 24 or 32 bpp ? - x start
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jz dbpi2412
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add eax, ecx
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dbpi2412:
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add eax, VGABasePtr
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mov edi, eax
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; x size
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mov eax, [esp+4]; [esp+6]
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mov ecx, eax
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add ecx, eax
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add ecx, eax
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cmp [ScreenBPP], byte 24; 24 or 32 bpp ? - x size
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jz dbpi24312
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add ecx, eax
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dbpi24312:
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mov ebx, [esp+0]
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; check limits ?
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push eax
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push ecx
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|
|
mov eax, [TASK_BASE]
|
||
|
|
mov ecx, [eax+draw_data-CURRENT_TASK+RECT.left]
|
||
|
|
cmp ecx, 0
|
||
|
|
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, [Screen_Max_X]
|
||
|
|
jnz dbcblimitlset12
|
||
|
|
mov ecx, [eax+draw_data-CURRENT_TASK+RECT.bottom]
|
||
|
|
cmp ecx, [Screen_Max_Y]
|
||
|
|
jnz dbcblimitlset12
|
||
|
|
pop ecx
|
||
|
|
pop eax
|
||
|
|
push dword 0
|
||
|
|
jmp dbcblimitlno12
|
||
|
|
|
||
|
|
dbcblimitlset12:
|
||
|
|
|
||
|
|
pop ecx
|
||
|
|
pop eax
|
||
|
|
push dword 1
|
||
|
|
|
||
|
|
dbcblimitlno12:
|
||
|
|
|
||
|
|
cmp [ScreenBPP], byte 24; 24 or 32 bpp ?
|
||
|
|
jz dbpi24bit12
|
||
|
|
jmp dbpi32bit12
|
||
|
|
|
||
|
|
|
||
|
|
; DRAWBAR 24 BBP
|
||
|
|
|
||
|
|
|
||
|
|
dbpi24bit12:
|
||
|
|
|
||
|
|
push eax
|
||
|
|
push ebx
|
||
|
|
push edx
|
||
|
|
mov eax, ecx
|
||
|
|
mov ebx, 3
|
||
|
|
div ebx
|
||
|
|
mov ecx, eax
|
||
|
|
pop edx
|
||
|
|
pop ebx
|
||
|
|
pop eax
|
||
|
|
cld
|
||
|
|
|
||
|
|
dbnewpi12:
|
||
|
|
|
||
|
|
push ebx
|
||
|
|
push edi
|
||
|
|
push ecx
|
||
|
|
|
||
|
|
xor edx, edx
|
||
|
|
mov eax, edi
|
||
|
|
sub eax, VGABasePtr
|
||
|
|
mov ebx, 3
|
||
|
|
div ebx
|
||
|
|
add eax, [_WinMapAddress]
|
||
|
|
mov ebx, [CURRENT_TASK]
|
||
|
|
cld
|
||
|
|
|
||
|
|
dbnp2412:
|
||
|
|
|
||
|
|
mov dl, [eax]
|
||
|
|
push eax
|
||
|
|
push ecx
|
||
|
|
cmp dl, bl
|
||
|
|
jnz dbimp24no12
|
||
|
|
cmp [esp+5*4], dword 0
|
||
|
|
jz dbimp24yes12
|
||
|
|
; call dbcplimit
|
||
|
|
; jnz dbimp24no12
|
||
|
|
|
||
|
|
dbimp24yes12:
|
||
|
|
|
||
|
|
push edi
|
||
|
|
mov eax, edi
|
||
|
|
sub eax, VGABasePtr
|
||
|
|
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
|
||
|
|
stosb
|
||
|
|
sti
|
||
|
|
pop edi
|
||
|
|
add edi, 3
|
||
|
|
pop ecx
|
||
|
|
pop eax
|
||
|
|
inc eax
|
||
|
|
loop dbnp2412
|
||
|
|
jmp dbnp24d12
|
||
|
|
|
||
|
|
dbimp24no12:
|
||
|
|
|
||
|
|
pop ecx
|
||
|
|
pop eax
|
||
|
|
cld
|
||
|
|
add edi, 3
|
||
|
|
inc eax
|
||
|
|
loop dbnp2412
|
||
|
|
|
||
|
|
dbnp24d12:
|
||
|
|
|
||
|
|
mov eax, [esp+3*4+16+4]
|
||
|
|
test eax, 0x80000000
|
||
|
|
jz nodbgl2412
|
||
|
|
cmp al, 0
|
||
|
|
jz nodbgl2412
|
||
|
|
dec eax
|
||
|
|
mov [esp+3*4+16+4], eax
|
||
|
|
|
||
|
|
nodbgl2412:
|
||
|
|
|
||
|
|
pop ecx
|
||
|
|
pop edi
|
||
|
|
pop ebx
|
||
|
|
add edi, [BytesPerScanLine]
|
||
|
|
dec ebx
|
||
|
|
jz dbnonewpi12
|
||
|
|
jmp dbnewpi12
|
||
|
|
|
||
|
|
dbnonewpi12:
|
||
|
|
|
||
|
|
add esp, 7*4
|
||
|
|
|
||
|
|
ret
|
||
|
|
|
||
|
|
|
||
|
|
; DRAWBAR 32 BBP
|
||
|
|
|
||
|
|
|
||
|
|
dbpi32bit12:
|
||
|
|
|
||
|
|
cld
|
||
|
|
shr ecx, 2
|
||
|
|
|
||
|
|
dbnewpi3212:
|
||
|
|
|
||
|
|
push ebx
|
||
|
|
push edi
|
||
|
|
push ecx
|
||
|
|
|
||
|
|
mov eax, edi
|
||
|
|
sub eax, VGABasePtr
|
||
|
|
shr eax, 2
|
||
|
|
add eax, [_WinMapAddress]
|
||
|
|
mov ebx, [CURRENT_TASK]
|
||
|
|
cld
|
||
|
|
|
||
|
|
dbnp3212:
|
||
|
|
|
||
|
|
mov dl, [eax]
|
||
|
|
push eax
|
||
|
|
push ecx
|
||
|
|
cmp dl, bl
|
||
|
|
jnz dbimp32no12
|
||
|
|
cmp [esp+5*4], dword 0
|
||
|
|
jz dbimp32yes12
|
||
|
|
; call dbcplimit
|
||
|
|
; jnz dbimp32no12
|
||
|
|
|
||
|
|
dbimp32yes12:
|
||
|
|
|
||
|
|
push edi
|
||
|
|
mov eax, edi
|
||
|
|
sub eax, VGABasePtr
|
||
|
|
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
|
||
|
|
stosb
|
||
|
|
sti
|
||
|
|
pop edi
|
||
|
|
add edi, 4
|
||
|
|
inc ebp
|
||
|
|
pop ecx
|
||
|
|
pop eax
|
||
|
|
inc eax
|
||
|
|
loop dbnp3212
|
||
|
|
jmp dbnp32d12
|
||
|
|
|
||
|
|
dbimp32no12:
|
||
|
|
|
||
|
|
pop ecx
|
||
|
|
pop eax
|
||
|
|
inc eax
|
||
|
|
add edi, 4
|
||
|
|
inc ebp
|
||
|
|
loop dbnp3212
|
||
|
|
|
||
|
|
dbnp32d12:
|
||
|
|
|
||
|
|
mov eax, [esp+12+16+4]
|
||
|
|
test eax, 0x80000000
|
||
|
|
jz nodbgl3212
|
||
|
|
cmp al, 0
|
||
|
|
jz nodbgl3212
|
||
|
|
dec eax
|
||
|
|
mov [esp+12+16+4], eax
|
||
|
|
|
||
|
|
nodbgl3212:
|
||
|
|
|
||
|
|
pop ecx
|
||
|
|
pop edi
|
||
|
|
pop ebx
|
||
|
|
add edi, [BytesPerScanLine]
|
||
|
|
dec ebx
|
||
|
|
jz nodbnewpi3212
|
||
|
|
jmp dbnewpi3212
|
||
|
|
|
||
|
|
nodbnewpi3212:
|
||
|
|
|
||
|
|
add esp, 7*4
|
||
|
|
ret
|
||
|
|
|
||
|
|
|
||
|
|
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
|
||
|
|
sti
|
||
|
|
ret
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
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
|
||
|
|
ret
|
||
|
|
|
||
|
|
|
||
|
|
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
|
||
|
|
ret
|
||
|
|
|
||
|
|
|
||
|
|
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
|
||
|
|
|
||
|
|
ret
|
||
|
|
|
||
|
|
|
||
|
|
|
||
|
|
vesa12_putimage:
|
||
|
|
; ebx = pointer to image
|
||
|
|
; ecx = size [x|y]
|
||
|
|
; edx = coordinates [x|y]
|
||
|
|
; ebp = pointer to 'get' function
|
||
|
|
; esi = pointer to 'init' function
|
||
|
|
; edi = parameter for 'get' function
|
||
|
|
|
||
|
|
; mov ebx,image
|
||
|
|
; mov ecx,320*65536+240
|
||
|
|
; mov edx,20*65536+20
|
||
|
|
|
||
|
|
call [_display.disable_mouse]
|
||
|
|
|
||
|
|
mov [novesachecksum], dword 0
|
||
|
|
push esi
|
||
|
|
push edi
|
||
|
|
push eax
|
||
|
|
push ebx
|
||
|
|
push ecx
|
||
|
|
push edx
|
||
|
|
movzx eax, word [esp+2]
|
||
|
|
movzx ebx, word [esp+0]
|
||
|
|
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, VGABasePtr
|
||
|
|
mov edi, eax
|
||
|
|
|
||
|
|
; x size
|
||
|
|
|
||
|
|
movzx ecx, word [esp+6]
|
||
|
|
|
||
|
|
mov esi, [esp+8]
|
||
|
|
movzx ebx, word [esp+4]
|
||
|
|
|
||
|
|
; check limits while draw ?
|
||
|
|
|
||
|
|
push ecx
|
||
|
|
mov eax, [TASK_BASE]
|
||
|
|
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, [Screen_Max_X]
|
||
|
|
jnz dbcblimitlset212
|
||
|
|
mov ecx, [eax+draw_data-CURRENT_TASK+RECT.bottom]
|
||
|
|
cmp ecx, [Screen_Max_Y]
|
||
|
|
jnz dbcblimitlset212
|
||
|
|
pop ecx
|
||
|
|
push 0
|
||
|
|
jmp dbcblimitlno212
|
||
|
|
|
||
|
|
dbcblimitlset212:
|
||
|
|
|
||
|
|
pop ecx
|
||
|
|
push 1
|
||
|
|
|
||
|
|
dbcblimitlno212:
|
||
|
|
|
||
|
|
cmp [ScreenBPP], byte 24; 24 or 32 bpp ?
|
||
|
|
jnz pi32bit12
|
||
|
|
|
||
|
|
pi24bit12:
|
||
|
|
|
||
|
|
newpi12:
|
||
|
|
|
||
|
|
push edi
|
||
|
|
push ecx
|
||
|
|
push ebx
|
||
|
|
|
||
|
|
mov edx, edi
|
||
|
|
sub edx, VGABasePtr
|
||
|
|
mov ebx, 3
|
||
|
|
div ebx
|
||
|
|
add edx, [_WinMapAddress]
|
||
|
|
mov ebx, [CURRENT_TASK]
|
||
|
|
mov bh, [esp+4*3]
|
||
|
|
|
||
|
|
np2412:
|
||
|
|
|
||
|
|
cmp bl, [edx]
|
||
|
|
jnz imp24no12
|
||
|
|
; mov eax,[esi]
|
||
|
|
push dword [esp+4*3+20]
|
||
|
|
call ebp
|
||
|
|
; cmp bh,0
|
||
|
|
; jz imp24yes12
|
||
|
|
; call dbcplimit
|
||
|
|
; jnz imp24no12
|
||
|
|
|
||
|
|
imp24yes12:
|
||
|
|
|
||
|
|
push edi
|
||
|
|
push eax
|
||
|
|
mov eax, edi
|
||
|
|
sub eax, VGABasePtr
|
||
|
|
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 edi
|
||
|
|
|
||
|
|
imp24no12:
|
||
|
|
|
||
|
|
inc edx
|
||
|
|
; add esi,3
|
||
|
|
add edi, 3
|
||
|
|
dec ecx
|
||
|
|
jnz np2412
|
||
|
|
|
||
|
|
np24d12:
|
||
|
|
|
||
|
|
pop ebx
|
||
|
|
pop ecx
|
||
|
|
pop edi
|
||
|
|
|
||
|
|
add edi, [BytesPerScanLine]
|
||
|
|
add esi, [esp+32]
|
||
|
|
cmp ebp, putimage_get1bpp
|
||
|
|
jz .correct
|
||
|
|
cmp ebp, putimage_get2bpp
|
||
|
|
jz .correct
|
||
|
|
cmp ebp, putimage_get4bpp
|
||
|
|
jnz @f
|
||
|
|
.correct:
|
||
|
|
mov eax, [esp+20]
|
||
|
|
mov byte[eax], 80h
|
||
|
|
@@:
|
||
|
|
dec ebx
|
||
|
|
jnz newpi12
|
||
|
|
|
||
|
|
nonewpi12:
|
||
|
|
|
||
|
|
pop eax edx ecx ebx eax edi esi
|
||
|
|
xor eax, eax
|
||
|
|
ret
|
||
|
|
|
||
|
|
|
||
|
|
pi32bit12:
|
||
|
|
|
||
|
|
newpi3212:
|
||
|
|
|
||
|
|
push edi
|
||
|
|
push ecx
|
||
|
|
push ebx
|
||
|
|
|
||
|
|
mov edx, edi
|
||
|
|
sub edx, VGABasePtr
|
||
|
|
shr edx, 2
|
||
|
|
add edx, [_WinMapAddress]
|
||
|
|
mov ebx, [CURRENT_TASK]
|
||
|
|
mov bh, [esp+4*3]
|
||
|
|
|
||
|
|
np3212:
|
||
|
|
|
||
|
|
cmp bl, [edx]
|
||
|
|
jnz imp32no12
|
||
|
|
; mov eax,[esi]
|
||
|
|
push dword [esp+4*3+20]
|
||
|
|
call ebp
|
||
|
|
; cmp bh,0
|
||
|
|
; jz imp32yes12
|
||
|
|
; call dbcplimit
|
||
|
|
; jnz imp32no12
|
||
|
|
|
||
|
|
imp32yes12:
|
||
|
|
|
||
|
|
push edi
|
||
|
|
push eax
|
||
|
|
mov eax, edi
|
||
|
|
sub eax, VGABasePtr
|
||
|
|
shr eax, 16
|
||
|
|
call set_bank
|
||
|
|
pop eax
|
||
|
|
and edi, 0xffff
|
||
|
|
mov [edi+VGABasePtr], eax
|
||
|
|
pop edi
|
||
|
|
|
||
|
|
imp32no12:
|
||
|
|
|
||
|
|
inc edx
|
||
|
|
; add esi,3
|
||
|
|
add edi, 4
|
||
|
|
dec ecx
|
||
|
|
jnz np3212
|
||
|
|
|
||
|
|
np32d12:
|
||
|
|
|
||
|
|
pop ebx
|
||
|
|
pop ecx
|
||
|
|
pop edi
|
||
|
|
|
||
|
|
add edi, [BytesPerScanLine]
|
||
|
|
cmp ebp, putimage_get1bpp
|
||
|
|
jz .correct
|
||
|
|
cmp ebp, putimage_get2bpp
|
||
|
|
jz .correct
|
||
|
|
cmp ebp, putimage_get4bpp
|
||
|
|
jnz @f
|
||
|
|
.correct:
|
||
|
|
mov eax, [esp+20]
|
||
|
|
mov byte[eax], 80h
|
||
|
|
@@:
|
||
|
|
dec ebx
|
||
|
|
jnz newpi3212
|
||
|
|
|
||
|
|
nonewpi3212:
|
||
|
|
|
||
|
|
pop eax edx ecx ebx eax edi esi
|
||
|
|
xor eax, eax
|
||
|
|
ret
|
||
|
|
|
||
|
|
|
||
|
|
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
|
||
|
|
add edi, VGABasePtr
|
||
|
|
mov eax, [edi]
|
||
|
|
and eax, 0x00ffffff
|
||
|
|
ret
|
||
|
|
|
||
|
|
|