diff --git a/disks/pc/os2/misc/README.md b/disks/pc/os2/misc/README.md index 84c2933a9..e6b1ed36d 100644 --- a/disks/pc/os2/misc/README.md +++ b/disks/pc/os2/misc/README.md @@ -10,38 +10,52 @@ OS/2 Prototype Disks Below are some interesting pre-1.0 (or 1.0-based) OS/2 revisions we have unearthed. They provide an early glimpse of OS/2 when it was still a work-in-progress. Not all of the disks run properly in PCjs yet, but we're working on it. - * **OS/2 CP-DOS Boot Disk (v7.68)** +### CP-DOS - The [OS/2 CP-DOS Boot Disk (v7.68)](/disks/pc/os2/misc/cpdos/86295/) contained a pre-1.0 version of OS/2 built on - October 22, 1986. +#### OS/2 CP-DOS Boot Disk (v7.68) - * **OS/2 SIZZLE Boot Disk (v7.68.18)** +The [OS/2 CP-DOS Boot Disk (v7.68)](/disks/pc/os2/misc/cpdos/86295/) contained a pre-1.0 version of OS/2 built on +October 22, 1986. - The [OS/2 SIZZLE Boot Disk (v7.68.18)](/disks/pc/os2/misc/cpdos/87007/) contained a pre-1.0 version of OS/2 - built on January 7, 1987, which was based on an interim source code fork known as "SIZZLE", the code-name for a - collection of changes intended to improve overall OS/2 performance. +--- - * **OS/2 SIZZLE Boot Disk (v7.68.18 DEBUG)** +### SIZZLE - The [OS/2 SIZZLE Boot Disk (v7.68.18 DEBUG)](/disks/pc/os2/misc/cpdos/87007/debug/) was largely identical to the - previous disk, with the exception of a *DEBUG* kernel (with built-in debugger) and a different assortment of tools. +#### OS/2 SIZZLE Boot Disk (v7.68.18) - * **OS/2 FOOTBALL Boot Disk (v7.68.17)** +The [OS/2 SIZZLE Boot Disk (v7.68.18)](/disks/pc/os2/misc/cpdos/87007/) contained a pre-1.0 version of OS/2 +built on January 7, 1987, which was based on an interim source code fork known as "SIZZLE", the code-name for a +collection of changes intended to improve overall OS/2 performance. - The [OS/2 FOOTBALL Boot Disk (v7.68.17)](/disks/pc/os2/misc/football/87058/) contained a prototype version of OS/2 - from February 1987 that was designed to test two important new features of the Intel 80386 processor: paging and V86-mode. - This prototype was forked from pre-1.0 OS/2 sources, and the only hardware it supported was the COMPAQ DeskPro 386-16. +#### OS/2 SIZZLE Boot Disk (v7.68.18 DEBUG) - * **OS/2 FOOTBALL Boot Disk (v4.41.00)** +The [OS/2 SIZZLE Boot Disk (v7.68.18 DEBUG)](/disks/pc/os2/misc/cpdos/87007/debug/) was largely identical to the +previous disk, with the exception of a *DEBUG* kernel (with built-in debugger) and a different assortment of tools. - The [OS/2 FOOTBALL Boot Disk (v4.41.00)](/disks/pc/os2/misc/football/87357/) contained an updated FOOTBALL prototype. - It was built in December 1987, using final OS/2 1.0 sources merged with assorted FOOTBALL changes, and although - it was originally assigned version number 1.3, this version of OS/2 would ultimately become 2.0. +--- - * **OS/2 1.0 Debugger Boot Disk** +### FOOTBALL - The [OS/2 1.0 Debugger Boot Disk](/disks/pc/os2/misc/1.0/88286/) contained a version of OS/2 1.0 built on - October 12, 1988, which included the built-in kernel debugger used by Microsoft and IBM for internal development, - along with a rudimentary program selector. For more details, see the [OS/2 1.0](/blog/2014/12/04/) blog post. +#### OS/2 FOOTBALL Boot Disk (v7.68.17) + +The [OS/2 FOOTBALL Boot Disk (v7.68.17)](/disks/pc/os2/misc/football/87058/) contained a prototype version of OS/2 +from February 1987 that was designed to test two important new features of the Intel 80386 processor: paging and V86-mode. +This prototype was forked from pre-1.0 OS/2 sources, and the only hardware it supported was the COMPAQ DeskPro 386-16. + +#### OS/2 FOOTBALL Boot Disk (v4.41.00) + +The [OS/2 FOOTBALL Boot Disk (v4.41.00)](/disks/pc/os2/misc/football/87357/) contained an updated FOOTBALL prototype. +It was built in December 1987, using final OS/2 1.0 sources merged with assorted FOOTBALL changes, and although +it was originally assigned version number 1.3, this version of OS/2 would ultimately become 2.0. + +--- + +### Miscellaneous + +#### OS/2 1.0 Debugger Boot Disk + +The [OS/2 1.0 Debugger Boot Disk](/disks/pc/os2/misc/1.0/88286/) contained a version of OS/2 1.0 built on +October 12, 1988, which included the built-in kernel debugger used by Microsoft and IBM for internal development, +along with a rudimentary program selector. For more details, see the [OS/2 1.0](/blog/2014/12/04/) blog post. [Return to [IBM PC Disk Library](/disks/pc/#other-os2-disks)]