Mac 68k bootloaders

E198700

bootloader technology computer boot program system software component

Mac 68k bootloaders are specialized programs that initialize and load operating systems on classic Motorola 680x0-based Macintosh computers.

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All labels observed (1)

Label	Occurrences
Mac 68k bootloaders canonical	1

How this entity was disambiguated

This entity first appeared as the object of triple T1775053 — 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: Mac 68k bootloaders
Context triple: [Linux/m68k, supportsBootMethod, Mac 68k bootloaders]

A. NetBSD/mac68k
NetBSD/mac68k is a port of the NetBSD operating system designed to run on Apple Macintosh computers based on Motorola 680x0 (68k) processors.
B. Linux/m68k
Linux/m68k is a port of the Linux operating system designed to run on computers based on the Motorola 68000-series (m68k) processors.
C. Macintosh Toolbox
The Macintosh Toolbox was the core collection of system software routines and services that provided the graphical user interface, event handling, and application support framework for the classic Mac OS.
D. Macintosh 512K
Macintosh 512K is an early Apple personal computer released in 1985 that expanded the original Macintosh’s memory and storage capacity, making it more practical for business and productivity use.
E. Macintosh SE
The Macintosh SE is a compact all-in-one personal computer introduced by Apple in 1987, notable for adding an internal expansion slot and improved performance to the classic Macintosh line.
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: Mac 68k bootloaders
Target entity description: Mac 68k bootloaders are specialized programs that initialize and load operating systems on classic Motorola 680x0-based Macintosh computers.

A. NetBSD/mac68k
NetBSD/mac68k is a port of the NetBSD operating system designed to run on Apple Macintosh computers based on Motorola 680x0 (68k) processors.
B. Linux/m68k
Linux/m68k is a port of the Linux operating system designed to run on computers based on the Motorola 68000-series (m68k) processors.
C. Macintosh Toolbox
The Macintosh Toolbox was the core collection of system software routines and services that provided the graphical user interface, event handling, and application support framework for the classic Mac OS.
D. Macintosh 512K
Macintosh 512K is an early Apple personal computer released in 1985 that expanded the original Macintosh’s memory and storage capacity, making it more practical for business and productivity use.
E. Macintosh SE
The Macintosh SE is a compact all-in-one personal computer introduced by Apple in 1987, notable for adding an internal expansion slot and improved performance to the classic Macintosh line.
F. None of above. chosen

Statements (52)

Predicate	Object
instanceOf	bootloader technology ⓘ computer boot program ⓘ system software component ⓘ
bootSourceSelection	external SCSI disk ⓘ floppy drive ⓘ internal disk ⓘ network boot (via ROM and external loaders on some models) ⓘ
bootStage	early boot stage after ROM self-test ⓘ pre-kernel loading stage ⓘ
category	Macintosh 68k system software internals ⓘ
dependsOn	Macintosh ROM disk driver ⓘ Macintosh SCSI Manager ⓘ
designedForOSFamily	Mac OS 8 (68k-compatible models) ⓘ linked to: Mac OS 8 System 1 ⓘ System 6 ⓘ System 7 ⓘ linked to: System 7 (early versions)
developedForVendor	Apple Macintosh ⓘ linked to: Apple Macintosh computers
era	mid-1980s to late-1990s ⓘ
executionMode	real 68k supervisor mode ⓘ
interactsWith	Macintosh Toolbox ROM ⓘ linked to: Apple Macintosh ROM Macintosh disk firmware ⓘ Macintosh system ROM ⓘ linked to: Apple Macintosh ROM
loadsFromMedium	CD-ROM ⓘ SCSI hard disk ⓘ floppy disk ⓘ
loadsOperatingSystem	Classic Mac OS ⓘ
primaryFunction	initialize hardware on classic Macintosh systems ⓘ locate and load the Macintosh operating system ⓘ transfer control to the loaded operating system ⓘ
relatedConcept	Classic Mac OS System file ⓘ Macintosh ROM boot sequence ⓘ Macintosh boot blocks format ⓘ
responsibleFor	loading the Mac OS System and Finder into memory ⓘ locating the System file on the boot volume ⓘ reading the Macintosh partition map or volume structures ⓘ setting up initial 68k CPU state for the OS ⓘ setting up memory and stack for the OS ⓘ
runsAfter	Macintosh 68k ROM startup code ⓘ
targetCPUArchitecture	Motorola 68000 ⓘ linked to: Motorola 68000 family Motorola 68020 ⓘ linked to: Motorola 68020 microprocessor Motorola 68030 ⓘ linked to: Motorola 68030 microprocessor Motorola 68040 ⓘ linked to: Motorola 68040 microprocessor
typicalFormat	68k machine code ⓘ Macintosh disk boot blocks ⓘ
usedOnModelFamily	Centris series ⓘ linked to: Macintosh II series LC series ⓘ Macintosh II series ⓘ Macintosh Plus ⓘ Macintosh SE ⓘ Quadra series ⓘ
usedOnPlatform	Motorola 680x0-based Macintosh computers ⓘ linked to: 68k Macintosh
usesBootStructure	Macintosh boot blocks at logical blocks 0 and 1 ⓘ

How these facts were elicited

Referenced by (1)

Full triples — surface form annotated when it differs from this entity's canonical label.

Linux/m68k → supportsBootMethod → Mac 68k bootloaders ⓘ

All labels observed (1)

How this entity was disambiguated Show

Statements (52)

How these facts were elicited Show

Referenced by (1)

How this entity was disambiguated

How these facts were elicited