This chain (linked list) can have arbitrary length, but Using type 05 for extended partitions beyond 8 GB may leadĪn extended partition is a box containing a linked list of logical The extended BIOS call, even if it is available. Supports at most 8.4 GB disks: with type 05 DOS/Windows will not use Should better be assigned the ID FAT16B (06h). Partition to be located in the 1st physical 32 MB of the hard disk, henceįor compatibility with these old issues, partitions located elsewhere Matthias Paul writes: Some old DOS versions have had a bug which requires this SCO delivered its first Xenix for 8088/8086 in 1983. Microsoft introduces XENIX 3.0 in April 1983. Motorola M68000 and Digital Equipment PDP-11. Version of the Unix operating system for the Intel 8086, Zilog Z8000,
Microsoft Xenix OS was announced August 1980, a portable and commercial The type 01 is for partitions smaller than 16 MB. Then by its subsidiary Lineo who named it back to DR-DOS.
(from Digital Research, later part of Novell and called NovellDOS or Version 5.0 supports partitions up to 2 GB. Since version 4.0 partitions can be 512 MB. (Compaq DOS 3.31 relaxed this restriction.)
Version 3.3+ added the concept of partitions, where each partition isĪt most 32MB. It supported a hard disk (up to 16MB up to 32MB for version 2.1). MS-DOS 2.0 (1983) was rather different, and designed to be somewhat To be delivered together with the first IBM PCs (1981). Microsoft bought it, renamed it to MS-DOS 1.0 and sold it to IBM (1980) System written by Tim Paterson of Seattle Computer Products (1979). 01 DOS 12-bit FATĭOS is a family of single-user operating systems for PCs.Ĩ6-DOS (`QDOS' - Quick and Dirty OS) was a CP/M-like operating (All other fields should be zero as well.)Īssumes that it can use everything not claimed for other systems On the disk, but marks an unused partition table entry. To be precise: this is not used to designate unused area Brouwer 1995-2013.Īdditions, corrections, explanations are welcome. Specification for DOS-type partition tables.Ĭopyright (C) Andries E. (However, these two URLs are a valuable source for other information.) There seem to be two other major such lists: Ralf Brown'sīut the present one is more correct and more complete. Of the various operating systems, file systems, boot managers, etc.įor the various systems, short descriptions are given, Partition types: List of partition identifiers for PCs Nextīelow a list of the known partition IDs (system indicators)
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