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linux/Documentation/arch/powerpc/isa-versions.rst
Costa Shulyupin 17e02586ed docs: move powerpc under arch
and fix all in-tree references.

Architecture-specific documentation is being moved into Documentation/arch/
as a way of cleaning up the top-level documentation directory and making
the docs hierarchy more closely match the source hierarchy.

Signed-off-by: Costa Shulyupin <costa.shul@redhat.com>
Acked-by: Michael Ellerman <mpe@ellerman.id.au>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
Link: https://lore.kernel.org/r/20230826165737.2101199-1-costa.shul@redhat.com
2023-10-10 13:35:55 -06:00

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==========================
CPU to ISA Version Mapping
==========================
Mapping of some CPU versions to relevant ISA versions.
Note Power4 and Power4+ are not supported.
========= ====================================================================
CPU Architecture version
========= ====================================================================
Power10 Power ISA v3.1
Power9 Power ISA v3.0B
Power8 Power ISA v2.07
e6500 Power ISA v2.06 with some exceptions
e5500 Power ISA v2.06 with some exceptions, no Altivec
Power7 Power ISA v2.06
Power6 Power ISA v2.05
PA6T Power ISA v2.04
Cell PPU - Power ISA v2.02 with some minor exceptions
- Plus Altivec/VMX ~= 2.03
Power5++ Power ISA v2.04 (no VMX)
Power5+ Power ISA v2.03
Power5 - PowerPC User Instruction Set Architecture Book I v2.02
- PowerPC Virtual Environment Architecture Book II v2.02
- PowerPC Operating Environment Architecture Book III v2.02
PPC970 - PowerPC User Instruction Set Architecture Book I v2.01
- PowerPC Virtual Environment Architecture Book II v2.01
- PowerPC Operating Environment Architecture Book III v2.01
- Plus Altivec/VMX ~= 2.03
Power4+ - PowerPC User Instruction Set Architecture Book I v2.01
- PowerPC Virtual Environment Architecture Book II v2.01
- PowerPC Operating Environment Architecture Book III v2.01
Power4 - PowerPC User Instruction Set Architecture Book I v2.00
- PowerPC Virtual Environment Architecture Book II v2.00
- PowerPC Operating Environment Architecture Book III v2.00
========= ====================================================================
Key Features
------------
========== ==================
CPU VMX (aka. Altivec)
========== ==================
Power10 Yes
Power9 Yes
Power8 Yes
e6500 Yes
e5500 No
Power7 Yes
Power6 Yes
PA6T Yes
Cell PPU Yes
Power5++ No
Power5+ No
Power5 No
PPC970 Yes
Power4+ No
Power4 No
========== ==================
========== ====
CPU VSX
========== ====
Power10 Yes
Power9 Yes
Power8 Yes
e6500 No
e5500 No
Power7 Yes
Power6 No
PA6T No
Cell PPU No
Power5++ No
Power5+ No
Power5 No
PPC970 No
Power4+ No
Power4 No
========== ====
========== ====================================
CPU Transactional Memory
========== ====================================
Power10 No (* see Power ISA v3.1, "Appendix A. Notes on the Removal of Transactional Memory from the Architecture")
Power9 Yes (* see transactional_memory.txt)
Power8 Yes
e6500 No
e5500 No
Power7 No
Power6 No
PA6T No
Cell PPU No
Power5++ No
Power5+ No
Power5 No
PPC970 No
Power4+ No
Power4 No
========== ====================================