interrupb.txt

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Return: ???
SeeAlso: AH=C0h,AH=C1h,AH=C3h,AH=D0h
--------V-10CB00-----------------------------
INT 10 - UNCHAIN - SAVE CURRENT VGA REGISTERS
	AX = CB00h
Note:	combined with AX=CB06h, this function permits the use of video mode
	  13h together with the VGA's unchained mode
SeeAlso: AX=CB06h,AX=CBFFh
--------V-10CB01-----------------------------
INT 10 - UNCHAIN - UPDATE PAGE 1 OFFSET
	AX = CB01h
	BX = offset of page 1
Return: nothing
Desc:	inform UNCHAIN of the location of video page 1 in video memory; the
	  default is 0000h
SeeAlso: AX=CB02h,AX=CB03h,AX=CB04h,AX=CBFFh
--------V-10CB02-----------------------------
INT 10 - UNCHAIN - UPDATE PAGE 2 OFFSET
	AX = CB02h
	BX = offset of page 2
Return: nothing
Desc:	inform UNCHAIN of the location of video page 2 in video memory; the
	  default is 3E80h (16000, for 320x200)
SeeAlso: AX=CB00h,AX=CB01h,AX=CB03h,AX=CB04h
--------V-10CB03-----------------------------
INT 10 - UNCHAIN - UPDATE PAGE 3 OFFSET
	AX = CB03h
	BX = offset of page 3
Return: nothing
Desc:	inform UNCHAIN of the location of video page 3 in video memory; the
	  default is 7D00h (32000, for 320x200)
SeeAlso: AX=CB01h,AX=CB02h,AX=CB04h
--------V-10CB04-----------------------------
INT 10 - UNCHAIN - UPDATE PAGE 4 OFFSET
	AX = CB04h
	BX = offset of page 4
Return: nothing
Desc:	inform UNCHAIN of the location of video page 4 in video memory; the
	  default is BB80h (48000, for 320x200)
SeeAlso: AX=CB01h,AX=CB02h,AX=CB03h,AX=CB05h
--------V-10CB05-----------------------------
INT 10 - UNCHAIN - SAVE PALETTE
	AX = CB05h
Return: nothing
SeeAlso: AX=CB00h,AX=CB06h
--------V-10CB06-----------------------------
INT 10 - UNCHAIN - RESTORE VGA REGISTERS
	AX = CB06h
Return: nothing
SeeAlso: AX=CB00h,AX=CB05h,AX=CBFFh
--------V-10CBFF-----------------------------
INT 10 - UNCHAIN - INSTALLATION CHECK
	AX = CBFFh
Return: AX = CCBBh if installed
Program: UNCHAIN is a TSR by Colin Buckley which permits use of Borland
	  development tools with Mode X video in the absence of a second
	  monitor
SeeAlso: AX=CB00h,AX=CB01h,AX=CB06h
--------V-10CC00-----------------------------
INT 10 - VIDEO - UltraVision - GET STATUS (INSTALLATION CHECK)
	AX = CC00h
	SI = magic value 0000h (if checking version)
Return: CX = product signature
	    ABCDh UltraVision
	    5546h ('UF') UltraFont
	AL = Ultravision extensions
	    00h enabled
	    FFh disabled
	AH = card designator
	BX:00F0h -> palette values (for compatibility with NEWFONT)
	DX = support for high resolution modes
	    00h not active
	    01h active
	SI = UltraVision version number (v1.2+), high byte=major,low byte=minor
	    unchanged for versions <1.2
Note:	UltraFont is a simplified version of UltraVision for Toshiba;
	  only the signature in CX and the status in AL will be returned
SeeAlso: AX=CC01h,AX=CC02h
--------V-10CC01-----------------------------
INT 10 - VIDEO - UltraVision - DISABLE EXTENSIONS
	AX = CC01h
Return: nothing
Notes:	subsequent BIOS calls will be passed through to previous handler
	should be followed immediately by mode set to restore normal EGA/VGA
	  state
SeeAlso: AX=CC02h
--------V-10CC02-----------------------------
INT 10 - VIDEO - UltraVision - ENABLE EXTENSIONS
	AX = CC02h
Return: nothing
Note:	should be followed immediately by mode set to restore previous
	  UltraVision state
SeeAlso: AX=CC01h
--------U-10CCAB-----------------------------
INT 10 - HiFont - INSTALLATION CHECK
	AX = CCABh
Return: AX = ABCCh
Program: HiFont is a 8x19 font driver for standard VGA by Solar Designer
--------V-10CD00-----------------------------
INT 10 - VIDEO - UltraVision - LOAD ULTRAVISION PALETTE (color EGA,VGA)
	AX = CD00h
	CL = palette table number (01h-07h for v1.x, 01h-0Fh for v2+)
	DS:DX -> 16-byte palette register list (colors for registers 00h-0Fh)
Return: nothing
Notes:	if palette locking is in effect for the current mode, the new colors
	  will be displayed immediately; otherwise, the system reverts to the
	  default palette
	palette table 0 is reserved for the default palette and cannot be set
	UltraVision always sets the border color to black
SeeAlso: AX=CD01h,AX=CD02h
--------V-10CD01-----------------------------
INT 10 - VIDEO - UltraVision - SET PALETTE LOCKING STATUS (color EGA,VGA)
	AX = CD01h
	CL = palette locking value
	    00h none
	    01h text modes only (02h,03h)
	    FFh all modes (all standard color text and graphics modes)
Return: nothing
Notes:	intended for video modes with 16 or fewer colors
SeeAlso: AX=1000h,AX=1002h,AX=CD00h,AX=CD03h
--------V-10CD02-----------------------------
INT 10 - VIDEO - UltraVision - GET ULTRAVISION PALETTE (EGA,VGA)
	AX = CD02h
Return: CL = palette table number
	DS:DX -> 17-byte palette register list (see #00217)
	DS:SI -> current font names table (see #00218,#00219)
Note:	only the font names are valid on monochrome EGA systems
SeeAlso: AX=1009h,AX=CD00h

Format of UltraVision palette register list:
Offset	Size	Description	(Table 00217)
 00h 16 BYTEs	colors for palette registers 00h through 0Fh
 10h	BYTE	border color

Format of UltraVision v2+ current font names table:
Offset	Size	standard EGA	HiRes EGA	VGA	(Table 00218)
 00h  8 BYTEs	N/A		F19 font	F20 font
 08h  8 BYTEs	F14 font	F14 font	F14 font
 10h  8 BYTEs	N/A		F11 font	F10 font
 18h  8 BYTEs	F8 font		F8 font		F8 font

Format of UltraVision v1.x current font names table:
Offset	Size	HiRes EGA	(Table 00219)
 00h  8 BYTEs	F19/F14 font
 08h  8 BYTEs	F11/F8 font
--------V-10CD03-----------------------------
INT 10 - VIDEO - UltraVision - GET PALETTE LOCKING STATUS (color EGA,VGA)
	AX = CD03h
Return: CL = palette locking value
	    00h none
	    01h text modes only
	    FFh all modes
SeeAlso: AX=CD01h
--------V-10CD04-----------------------------
INT 10 - VIDEO - UltraVision - GET UltraVision TEXT MODE (EGA,VGA)
	AX = CD04h
Return: AL = mode number (see #00220)
SeeAlso: AH=0Fh,AX=CC00h,AH=CDh

(Table 00220)
Values for UltraVision video mode number:
 11h	80x25
 12h	80x43, 80x50
 13h	80x34, 80x36
 14h	80x60, 80x63
 19h	94x25
 1Ah	94x43, 94x50
 1Bh	94x36
 1Ch	94x63
 21h	108x25
 22h	108x43, 108x50
 23h	107x34, 108x36
 24h	108x60, 108x63
 31h	120x25
 32h	120x43, 120x50
 33h	132x25
 34h	132x44, 132x50
 39h	120x36
 3Ah	120x63
 3Bh	132x36
 3Ch	132x60
Index:	video modes;UltraVision
--------V-10CD05-----------------------------
INT 10 - VIDEO - UltraVision - SET CURSOR TYPE (EGA,VGA)
	AX = CD05h
	CL = type
	    00h line cursor
	    FFh box cursor
Return: nothing
Note:	sets default cursor type for text-based programs
SeeAlso: AH=01h,AX=CD06h
--------V-10CD06-----------------------------
INT 10 - VIDEO - UltraVision - GET CURSOR TYPE (EGA,VGA)
	AX = CD06h
Return: CL = type
	    00h line cursor
	    FFh box cursor
SeeAlso: AH=03h,AX=CD05h
--------V-10CD07-----------------------------
INT 10 - VIDEO - UltraVision v1.2+ - SET UNDERLINE STATUS (EGA,VGA)
	AX = CD07h
	CL = hardware underline status (see #00221)
	BL = foreground color for normal text (FFh = current)
	BH = foreground color for bright text (FFh = current)
Return: CL = hardware underline status
	BL = current foreground color for normal text
	BH = current foreground color for bright text
Notes:	when underline or strikeout is enabled in color text modes, the
	  specified colors will be assigned temporarily to colors 01h and 09h,
	  allowing affected text to match non-underlined text.	The color
	  remapping uses values from the current onscreen palette regardless
	  of the palette locking status (see AX=CD01h)
	specify the standard colors (BL=01h,BH=09h) to enable underline or
	  strikeout without color remapping
SeeAlso: AX=CD08h

(Table 00221)
Values for hardware underline status:
 00h	off (color systems only)
 01h	underline below characters
 02h	strike through characters
--------V-10CD08-----------------------------
INT 10 - VIDEO - UltraVision v1.2+ - GET UNDERLINE STATUS (EGA,VGA)
	AX = CD08h
Return: CL = hardware underline status (see #00221)
	BL = foreground color for normal text
	BH = foreground color for bright text
Note:	only CL is valid on monochrome EGA systems
SeeAlso: AX=CD07h
--------V-10CD0F-----------------------------
INT 10 - VIDEO - UltraVision - GET POINTER TO ??? (EGA,VGA)
	AX = CD0Fh
Return: DS:DI -> pointer to ???
Note:	This gets called by DR DOS "Panther" SECURITY.	SECURITY also issues a
	  number of calls to the other UltraVision functions in the AH=CCh and
	  AH=CDh range, and carefully checks signatures.
SeeAlso: AX=1100h,AX=1103h
--------V-10CD10-----------------------------
INT 10 - VIDEO - UltraVision - LOAD USER FONT (EGA,VGA)
	AX = CD10h
	BH = bytes per character (08h,0Ah,0Bh,0Eh,13h,14h)
	CX = ABCDh load 9xN alternate font (v2+)
	   else number of characters to load
		DX = character offset into font table
		DS:SI -> 8-byte ASCII font name
	ES:BP -> font definitions
Return: AX = FFFFh if invalid font parameters
Notes:	loads the designated characters into UltraVision's resident font area
	should be followed by a video mode set to reload character generator
SeeAlso: AX=1100h,AX=1103h
--------V-10CD-------------------------------
INT 10 - VIDEO - UltraVision - SET ULTRAVISION TEXT MODE (EGA,VGA)
	AH = CDh
	AL = text mode number (see #00220)
Return: AX = CDCDh if invalid mode
SeeAlso: AX=CD04h
--------A-10D0-------------------------------
INT 10 - CU Writer v1.4 - LOAD PICTURE
	AH = D0h
	???
Return: ???
SeeAlso: AH=B0h"CU Writer",AH=C4h
--------V-10D0-------------------------------
INT 10 U - VIDEO - HP 100LX/200LX - SET ZOOM MODE
	AH = D0h
	AL = zoom mode
	    02h 80x25 mono
	    03h 80x25 color
	    80h 64x18 mono
	    81h 64x18 color
	    82h 40x25 mono
	    83h 40x25 color
	    84h 40x16 mono
	    85h 40x16 color
Return: nothing
Note:	zoom mode can only be changed within zoom modes of the same color
	  scheme; if needed, set to mono/color with AH=00h,AL=02h/03h; with
	  mono video modes AL=07h or AL=21h only 80x25 and 40x16 will work
	the current zoom mode is stored in the BIOS data area at 0040h:009Fh
SeeAlso: AH=D1h,AH=D4h
--------V-10D000-----------------------------
INT 10 - S3VBE/Core2.0 v3.00+ - INSTALLATION CHECK
	AX = D000h
Return: AX = FFFFh if installed
	    BX = resident code segment
	    DX = version (binary, DH = major, DL = minor)
Program: S3VBE/Core2.0 is a freeware TSR by Dietmar Meschede to provide
	  VESA 2.0 services on S3-based video cards with VESA 1.2 BIOS
SeeAlso: AX=D001h"S3VBE",AX=D002h"S3VBE",AX=D003h"S3VBE",AX=D005h"S3VBE"
--------V-10D001-----------------------------
INT 10 - S3VBE/Core2.0 v3.00+ - GET ACTIVE OPTIONS
	AX = D001h
Return: AX = FFFFh if supported
	    BX = currently active options (see #00222)
SeeAlso: AX=D000h"S3VBE",AX=D002h"S3VBE"

Bitfields for S3VBE options:
Bit(s)	Description	(Table 00222)
 0	VESA VBE v2.0 extensions enabled
 1	linear frame buffer enabled
 2	low-resolution video mode support enabled
 8	never clear video memory during VBE mode set (v3.10+)
---debug options---
 12	report VBE version 1.2 (v3.10+)
 13	always fail AX=4F0Ah (v3.10+)
 14	don't copy video mode list (v3.12+)
SeeAlso: #00216
--------V-10D002-----------------------------
INT 10 - S3VBE/Core2.0 v3.00+ - SET ACTIVE OPTIONS
	AX = D002h
	BX = new active options (see #00222)
Return: AX = FFFFh if supported
SeeAlso: AX=D000h"S3VBE",AX=D001h"S3VBE"
--------V-10D003-----------------------------
INT 10 U - S3VBE/Core2.0 v3.10+ - GET VBE/Core CAPABILITIES
	AX = D003h
Return: AX = FFFFh if supported
	    BX = capabilities
		bit 0: SpeedUp = activate/deactivate linear addressing at
			A0000h for VBE functions 04h/05h
SeeAlso: AX=D000h"S3VBE",AX=D001h"S3VBE",AX=D004h"S3VBE",AX=D005h"S3VBE"
--------V-10D004-----------------------------
INT 10 U - S3VBE/Core2.0 v3.10+ - ACTIVATE SPEED-UP
	AX = D004h
Return: AX = FFFFh if supported
	BX = status
	    0000h SpeedUp activated
	    0001h SpeedUp not possible (wrong memory organization for mode)
	    0002h SpeedUp not possible (linear frame buffer active)
Note:	called by S3 SpeedUp (see AX=C000h)
SeeAlso: AX=C000h"SpeedUp",AX=D000h"S3VBE",AX=D003h"S3VBE",AX=D005h"S3VBE"
--------V-10D005-----------------------------
INT 10 U - S3VBE/Core2.0 v3.10+ - DEACTIVATE SPEED-UP
	AX = D005h
Return: AX = FFFFh if supported
	BX = status
	    0000h SpeedUp deactivated
	    0001h SpeedUp not possible (wrong memory organization for mode)
	    0002h SpeedUp not possible (linear frame buffer active)
Notes:	called by S3 SpeedUp (see AX=C000h)
	functions 06h-FFh (e.g. AX=D006h-D0FFh) are considered reserved by
	  v3.10+ and return AX=5555h
SeeAlso: AX=C000h"SpeedUp",AX=D000h"S3VBE",AX=D003h"S3VBE",AX=D004h"S3VBE"
--------V-10D1-------------------------------
INT 10 U - VIDEO - HP 100LX/200LX - INTERNAL - ???
	AH = D1h