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authorLinus Torvalds <torvalds@ppc970.osdl.org>2005-04-16 18:20:36 -0400
committerLinus Torvalds <torvalds@ppc970.osdl.org>2005-04-16 18:20:36 -0400
commit1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 (patch)
tree0bba044c4ce775e45a88a51686b5d9f90697ea9d /Documentation/powerpc/smp.txt
Linux-2.6.12-rc2v2.6.12-rc2
Initial git repository build. I'm not bothering with the full history, even though we have it. We can create a separate "historical" git archive of that later if we want to, and in the meantime it's about 3.2GB when imported into git - space that would just make the early git days unnecessarily complicated, when we don't have a lot of good infrastructure for it. Let it rip!
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1 Information about Linux/PPC SMP mode
2=====================================================================
3
4This document and the related code was written by me
5(Cort Dougan, cort@fsmlabs.com) please email me if you have questions,
6comments or corrections.
7
8Last Change: 3.31.99
9
10If you want to help by writing code or testing different hardware please
11email me!
12
131. State of Supported Hardware
14
15 PowerSurge Architecture - tested on UMAX s900, Apple 9600
16 The second processor on this machine boots up just fine and
17 enters its idle loop. Hopefully a completely working SMP kernel
18 on this machine will be done shortly.
19
20 The code makes the assumption of only two processors. The changes
21 necessary to work with any number would not be overly difficult but
22 I don't have any machines with >2 processors so it's not high on my
23 list of priorities. If anyone else would like do to the work email
24 me and I can point out the places that need changed. If you have >2
25 processors and don't want to add support yourself let me know and I
26 can take a look into it.
27
28 BeBox
29 BeBox support hasn't been added to the 2.1.X kernels from 2.0.X
30 but work is being done and SMP support for BeBox is in the works.
31
32 CHRP
33 CHRP SMP works and is fairly solid. It's been tested on the IBM F50
34 with 4 processors for quite some time now.