INT 10h video services
E719543
INT 10h video services are BIOS-level video interrupt routines on x86 systems that provide low-level control over text and graphics display modes, cursor positioning, and screen output.
All labels observed (1)
| Label | Occurrences |
|---|---|
| INT 10h video services canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8210231 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: INT 10h video services Context triple: [ROM BIOS, providesInterface, INT 10h video services]
-
A.
Video for Windows
Video for Windows is an early Microsoft multimedia framework and API for Windows that enabled digital video playback and editing on PCs in the 1990s.
-
B.
VDP (Video Display Processor)
The VDP (Video Display Processor) is the custom graphics chip used in Sega’s 16-bit era hardware, responsible for rendering sprites, backgrounds, and visual effects in games.
-
C.
XVideo
XVideo is an X11 video extension that enables efficient video playback and scaling by offloading image and color space operations to the graphics hardware.
-
D.
DirectShow
DirectShow is a Microsoft multimedia framework and API used on Windows for capturing, processing, and playing audio and video streams.
-
E.
CRTC (Motorola 6845 compatible)
The CRTC (Motorola 6845 compatible) is a programmable CRT controller chip widely used in 8-bit and early 16-bit computers to generate video timings and manage text and graphics display output.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: INT 10h video services Target entity description: INT 10h video services are BIOS-level video interrupt routines on x86 systems that provide low-level control over text and graphics display modes, cursor positioning, and screen output.
-
A.
Video for Windows
Video for Windows is an early Microsoft multimedia framework and API for Windows that enabled digital video playback and editing on PCs in the 1990s.
-
B.
VDP (Video Display Processor)
The VDP (Video Display Processor) is the custom graphics chip used in Sega’s 16-bit era hardware, responsible for rendering sprites, backgrounds, and visual effects in games.
-
C.
XVideo
XVideo is an X11 video extension that enables efficient video playback and scaling by offloading image and color space operations to the graphics hardware.
-
D.
DirectShow
DirectShow is a Microsoft multimedia framework and API used on Windows for capturing, processing, and playing audio and video streams.
-
E.
CRTC (Motorola 6845 compatible)
The CRTC (Motorola 6845 compatible) is a programmable CRT controller chip widely used in 8-bit and early 16-bit computers to generate video timings and manage text and graphics display output.
- F. None of above. chosen
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf |
BIOS interrupt
ⓘ
x86 firmware interface ⓘ |
| abstractionLevel | hardware-independent video access ⓘ |
| accesses | video adapter BIOS ⓘ |
| architecture | x86 NERFINISHED ⓘ |
| callConvention | software interrupt 0x10 ⓘ |
| category | PC BIOS services ⓘ |
| commonlyUsedBy |
DOS programs
ⓘ
boot loaders ⓘ early operating system startup code ⓘ |
| compatibleWith | IBM PC compatible systems ⓘ |
| functionGroup |
get video state
ⓘ
load user font ⓘ read character and attribute ⓘ read cursor position ⓘ scroll window ⓘ set active display page ⓘ set cursor position ⓘ set palette registers ⓘ set video mode ⓘ write character and attribute ⓘ |
| historicalUse | primary graphics API in DOS era ⓘ |
| interfaceStyle | interrupt call ⓘ |
| interruptNumber | 0x10 ⓘ |
| layer | low-level ⓘ |
| limitations |
not available in long mode without emulation
ⓘ
slow compared to direct hardware access ⓘ |
| providedBy | system BIOS ⓘ |
| purpose | video display control ⓘ |
| registerUsedForFunctionSelection | AH ⓘ |
| registerUsedForSubfunctionSelection | AL ⓘ |
| relatedTo |
INT 13h disk services
ⓘ
VESA BIOS Extensions (VBE) NERFINISHED ⓘ |
| replacedBy |
VESA BIOS Extensions
NERFINISHED
ⓘ
operating system graphics drivers ⓘ |
| requires | BIOS present in memory ⓘ |
| standardizedBy | IBM PC BIOS NERFINISHED ⓘ |
| supports |
character attribute control
ⓘ
cursor positioning ⓘ font loading ⓘ graphics modes ⓘ page selection ⓘ palette control ⓘ screen output ⓘ scrolling ⓘ text modes ⓘ video mode setting ⓘ |
| usedDuring | system boot phase ⓘ |
| usedIn |
real mode
ⓘ
virtual 8086 mode ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: INT 10h video services Description of subject: INT 10h video services are BIOS-level video interrupt routines on x86 systems that provide low-level control over text and graphics display modes, cursor positioning, and screen output.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.