RISC/OS: Difference between revisions
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Created page with "'''RISC/OS''', also known as '''UMIPS''' was an early UNIX produced by MIPS Computer Systems, and a predecessor of both 4D1 and IRIX. Unlike GL2, RISC/OS had roots in both BSD and System V. When SGI purchased MIPS, it was succeeded by 4D1-1.x. === Versions === It was referred to as '''UMIPS''' between releases 1 through 3. 4.x and onwards were RISC/OS. The final release, based on Release 4 of System V, was released in 1991." |
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=== Versions === | === Versions === | ||
It was referred to as '''UMIPS''' between releases 1 through 3. 4.x and onwards were RISC/OS. The final release, based on Release 4 of System V, was released in 1991. | It was referred to as '''UMIPS''' between releases 1 through 3. 4.x and onwards were RISC/OS. The final release, based on Release 4 of System V, was released in 1991. | ||
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Revision as of 03:28, 21 September 2025
RISC/OS, also known as UMIPS was an early UNIX produced by MIPS Computer Systems, and a predecessor of both 4D1 and IRIX. Unlike GL2, RISC/OS had roots in both BSD and System V. When SGI purchased MIPS, it was succeeded by 4D1-1.x.
Versions
It was referred to as UMIPS between releases 1 through 3. 4.x and onwards were RISC/OS. The final release, based on Release 4 of System V, was released in 1991.
