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224 lines
6.2 KiB
224 lines
6.2 KiB
============ |
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CPU Families |
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============ |
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This document tries to summarise some of the different cpu families that exist |
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and are supported by arch/powerpc. |
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Book3S (aka sPAPR) |
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------------------ |
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- Hash MMU (except 603 and e300) |
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- Software loaded TLB (603 and e300) |
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- Selectable Software loaded TLB in addition to hash MMU (755, 7450, e600) |
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- Mix of 32 & 64 bit:: |
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+--------------+ +----------------+ |
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| Old POWER | --------------> | RS64 (threads) | |
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+--------------+ +----------------+ |
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v |
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+--------------+ +----------------+ +------+ |
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| 601 | --------------> | 603 | ---> | e300 | |
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+--------------+ +----------------+ +------+ |
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v v |
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+--------------+ +-----+ +----------------+ +-------+ |
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| 604 | | 755 | <--- | 750 (G3) | ---> | 750CX | |
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+--------------+ +-----+ +----------------+ +-------+ |
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| | | |
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v v v |
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+--------------+ +----------------+ +-------+ |
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| 620 (64 bit) | | 7400 | | 750CL | |
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+--------------+ +----------------+ +-------+ |
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| | | |
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v v v |
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+--------------+ +----------------+ +-------+ |
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| POWER3/630 | | 7410 | | 750FX | |
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+--------------+ +----------------+ +-------+ |
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v v |
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+--------------+ +----------------+ |
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| POWER3+ | | 7450 | |
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+--------------+ +----------------+ |
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v v |
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+--------------+ +----------------+ |
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| POWER4 | | 7455 | |
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+--------------+ +----------------+ |
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v v |
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+--------------+ +-------+ +----------------+ |
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| POWER4+ | --> | 970 | | 7447 | |
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+--------------+ +-------+ +----------------+ |
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v v v |
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+--------------+ +-------+ +----------------+ |
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| POWER5 | | 970FX | | 7448 | |
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+--------------+ +-------+ +----------------+ |
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v v v |
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+--------------+ +-------+ +----------------+ |
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| POWER5+ | | 970MP | | e600 | |
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+--------------+ +-------+ +----------------+ |
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v |
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+--------------+ |
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| POWER5++ | |
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+--------------+ |
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v |
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+--------------+ +-------+ |
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| POWER6 | <-?-> | Cell | |
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+--------------+ +-------+ |
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v |
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+--------------+ |
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| POWER7 | |
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+--------------+ |
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v |
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+--------------+ |
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| POWER7+ | |
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+--------------+ |
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v |
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+--------------+ |
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| POWER8 | |
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+--------------+ |
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+---------------+ |
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| PA6T (64 bit) | |
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+---------------+ |
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IBM BookE |
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--------- |
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- Software loaded TLB. |
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- All 32 bit:: |
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+--------------+ |
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| 401 | |
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+--------------+ |
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v |
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+--------------+ |
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| 403 | |
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+--------------+ |
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v |
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+--------------+ |
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| 405 | |
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+--------------+ |
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v |
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+--------------+ |
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| 440 | |
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+--------------+ |
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v |
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+--------------+ +----------------+ |
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| 450 | --> | BG/P | |
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+--------------+ +----------------+ |
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v |
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+--------------+ |
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| 460 | |
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+--------------+ |
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v |
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+--------------+ |
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| 476 | |
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+--------------+ |
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Motorola/Freescale 8xx |
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---------------------- |
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- Software loaded with hardware assist. |
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- All 32 bit:: |
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+-------------+ |
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| MPC8xx Core | |
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+-------------+ |
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Freescale BookE |
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--------------- |
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- Software loaded TLB. |
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- e6500 adds HW loaded indirect TLB entries. |
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- Mix of 32 & 64 bit:: |
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+--------------+ |
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| e200 | |
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+--------------+ |
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+--------------------------------+ |
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| e500 | |
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+--------------------------------+ |
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v |
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+--------------------------------+ |
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| e500v2 | |
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+--------------------------------+ |
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v |
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+--------------------------------+ |
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| e500mc (Book3e) | |
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+--------------------------------+ |
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v |
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+--------------------------------+ |
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| e5500 (64 bit) | |
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+--------------------------------+ |
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v |
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+--------------------------------+ |
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| e6500 (HW TLB) (Multithreaded) | |
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+--------------------------------+ |
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IBM A2 core |
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----------- |
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- Book3E, software loaded TLB + HW loaded indirect TLB entries. |
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- 64 bit:: |
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+--------------+ +----------------+ |
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| A2 core | --> | WSP | |
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+--------------+ +----------------+ |
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v |
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+--------------+ |
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| BG/Q | |
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+--------------+
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