https://alphalinux.org/wiki/ 2026-06-02T17:47:32+00:00 https://alphalinux.org/wiki/ https://alphalinux.org/wiki/_media/wiki:logo.png text/html 2026-06-02T16:19:00+00:00 mattst88 (mattst88@undisclosed.example.com) https://alphalinux.org/wiki/cpus?rev=1780417140&do=diff CPUs Wikipedia has many articles on Alpha CPUs that we will not duplicate: * DEC Alpha * 21064 * 21164 * 21264 * 21364 * 21464 Socket 499 (PC164, PC164LX, PC164BX/UX, Personal Workstation) Manufacturer Part Number Type Frequency Digital 21-43918-03 EV56 400 MHz text/html 2026-06-02T05:03:55+00:00 mattst88 (mattst88@undisclosed.example.com) https://alphalinux.org/wiki/start?rev=1780376635&do=diff Welcome to the Alpha/Linux Wiki Alpha/Linux is a port of Linux to the Alpha architecture. Software Operating Systems • Boot Loaders • Firmware • Emulators Hardware Systems • Motherboards • CPUs • Other Documentation Porting • Toolchains • Instruction Set • Books Community Mailing Lists • IRC • Newsgroups • Forums • Distributions History Press Coverage • This Site Tasks Bugs • TODO List text/html 2026-06-01T06:30:55+00:00 mattst88 (mattst88@undisclosed.example.com) https://alphalinux.org/wiki/books?rev=1780295455&do=diff Books Title ISBN / Order Number Alpha Architecture Handbook, Version 1 EC-H1689-10 Alpha Architecture Handbook, Version 2 EC–QD2KA–TE Alpha Architecture Handbook, Version 3 EC–QD2KB–TE Alpha Architecture Handbook, Version 4 EC–QD2KC–TE text/html 2026-06-01T04:30:16+00:00 mattst88 (mattst88@undisclosed.example.com) https://alphalinux.org/wiki/amask?rev=1780288216&do=diff Architecture Mask (amask) The Architecture Mask instruction is used to determine the presence of instruction set extensions at runtime. Example This program will use gcc's __builtin_alpha_amask intrinsic function to determine which architectural extensions are present in the host CPU. text/html 2026-06-01T04:19:07+00:00 mattst88 (mattst88@undisclosed.example.com) https://alphalinux.org/wiki/instruction_set?rev=1780287547&do=diff Alpha Instruction Set Primer Raymond Chen's blog series about the Alpha is an excellent (albeit Windows-focused) discussion of the instruction set. * The Alpha AXP, part 1: Initial plunge * The Alpha AXP, part 2: Integer calculations * The Alpha AXP, part 3: Integer constants * The Alpha AXP, part 4: Bit 15. Ugh. Bit 15. * The Alpha AXP, part 5: Conditional operations and control flow * The Alpha AXP, part 6: Memory access, basics * The Alpha AXP, part 7: Memory access, loading … text/html 2026-06-01T03:37:33+00:00 mattst88 (mattst88@undisclosed.example.com) https://alphalinux.org/wiki/motherboards?rev=1780285053&do=diff Motherboards Motherboard CPU Memory Chipset Cache PCI AGP ISA Type Frequency Type Capacity 64-bit 32-bit EB64 21064/EV4 150 MHz FPM Parity 64 MB 512 KB EB64+ 21066A/LCA45 275 MHz FPM Parity 0 2,3 0 3 EB66+ 21066A/LCA45 233 MHz FPM Parity 384 MB text/html 2026-05-30T05:42:25+00:00 mattst88 (mattst88@undisclosed.example.com) https://alphalinux.org/wiki/press_coverage?rev=1780119745&do=diff Note: this list was compiled between 2008 and 2010. Since then, many of the URLs have changed or are gone from the internet. 1993 Source Date Title NY Times 1993-03-16 Digital finds partner in Mitsubishi NY Times 1993-05-19 Fastest PC Is Poised to Enter a Market in Flux Electronic News 1993-10-18 DEC readies 225/275MHz Alphas NY Times 1993-10-21 text/html 2026-05-30T04:59:35+00:00 mattst88 (mattst88@undisclosed.example.com) https://alphalinux.org/wiki/community?rev=1780117175&do=diff Community Distributions Current Gentoo Linux has a maintained Alpha port. Until Debian Lenny, Debian maintained an Alpha port. Support for Alpha is now maintained as part of Debian Ports. Defunct Many Linux distributions once supported Alpha, but do not any longer or have been discontinued. The following lists distributions who supported Alpha in the past and the last Alpha-supporting release. text/html 2026-05-29T17:53:07+00:00 mattst88 (mattst88@undisclosed.example.com) https://alphalinux.org/wiki/bugs?rev=1780077187&do=diff Alpha-specific bug searches in core project trackers * Linux * gcc * glibc * binutils * Gentoo