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The later models, from Escom and Amiga Technologies, shipped with Workbench 3.1 and Kickstart 3.1 (AmigaOS 3.1), though earlier A1200 models can be upgraded by installing compatible Kickstart 3.1 ROM chips. The later AmigaOS 3.5 and 3.9 releases are software-only updates requiring Kickstart 3.1.
Kickstart 3.0 ROM chips installed in an Amiga 1200 Kickstart 1.2 floppy disk. Kickstart is the bootstrap firmware of the Amiga computers developed by Commodore International.Its purpose is to initialize the Amiga hardware and core components of AmigaOS and then attempt to boot from a bootable volume, such as a floppy disk.
Initial machines had a 1.4 beta ROM that looked for a "super" Kickstart disk similar to the 1000. It could load Kickstart versions 1.3, 2.0, and 2.04 this way or from specially named partitions on the hard disk. Developers could also "kick" in higher versions of the OS, up to 3.1 Amiga 3000T: 1991–1992 68030, 68040: 1-2 MB Chip 1-4 MB Fast 2.04
Kickstart/Workbench 1.4 was a beta version of the upcoming 2.0 update and never released, but the Kickstart part was shipped in very small quantities with early Amiga 3000 computers, where it is often referred to as the "Superkickstart ROM". In these machines it is only used to bootstrap the machine and load the Kickstart that will be used to ...
The Kickstart ROM is not a custom chip but a mask-programmed ROM chip for most versions. It contains the largest part of the operating system . Kickstart 1.x ROMs have a capacity of 256 KiB , Kickstart 2.x and 3.x contain 512 KiB. 32-bit Amigas use a pair of 16-bit chips to provide full-width access.
Amiga OS v3.1.4 additionally also came with newer releases of the Amiga Kickstart-ROMs (either as a digital download in Kickstart-images, or shipped with physical Kickstart-ROMs). In 2019, AmigaOS 3.1.4.1 was released as a software only update to Amiga 3.1.4 free-of-charge, mainly as a bug fix. [32]
The following other wikis use this file: Usage on cs.wikipedia.org ROM; Usage on de.wikipedia.org Amiga 1200; Usage on fr.wikipedia.org Amiga; Usage on hu.wikipedia.org
There are various editions of Kickstart ROMs starting with Kickstart v1.1 for the Amiga 1000, v1.2 and v1.3 for the A500, Kickstart v2.1 on A500+, Kickstart v2.2 for A600 and dual ROMs for Kickstart v3.0 and 3.1 for A1200 and A4000. After Commodore's demise there have been new Kickstart v3.1 ROMs made available for both the A500 and A600 Computers.