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History log of /src/sys/arch/acorn32/include/cpu.h
RevisionDateAuthorComments
 1.9  17-Jan-2009  bjh21 Clear out the vestigial support for the Simtec Hydra board. Now that we're
getting support for proper SMP ARMs, keeping non-functional support for
a seriously crippled not-really-SMP system is likely to cause more problems
than it's worth, even if it was fun for a while.
 1.8  17-Oct-2007  garbled branches: 1.8.20; 1.8.28;
Merge the ppcoea-renovation branch to HEAD.

This branch was a major cleanup and rototill of many of the various OEA
cpu based PPC ports that focused on sharing as much code as possible
between the various ports to eliminate near-identical copies of files in
every tree. Additionally there is a new PIC system that unifies the
interface to interrupt code for all different OEA ppc arches. The work
for this branch was done by a variety of people, too long to list here.

TODO:
bebox still needs work to complete the transition to -renovation.
ofppc still needs a bunch of work, which I will be looking at.
ev64260 still needs to be renovated
amigappc was not attempted.

NOTES:
pmppc was removed as an arch, and moved to a evbppc target.
 1.7  17-May-2007  yamt branches: 1.7.10; 1.7.12;
merge yamt-idlelwp branch. asked by core@. some ports still needs work.

from doc/BRANCHES:

idle lwp, and some changes depending on it.

1. separate context switching and thread scheduling.
(cf. gmcgarry_ctxsw)
2. implement idle lwp.
3. clean up related MD/MI interfaces.
4. make scheduler(s) modular.
 1.6  13-Oct-2002  bjh21 branches: 1.6.24; 1.6.62; 1.6.66; 1.6.68; 1.6.74;
It appears that MI code requires ci_cpuid to be the CPU number of the CPU
in question, whereas the ARM code was using it to hold the model
identification. To fix this, rename:

ci_cpuid -> ci_arm_cpuid
ci_cputype -> ci_arm_cputype (for consistency)
ci_cpurev -> ci_arm_cpurev (ditto)
ci_cpunum -> ci_cpuid

This makes top(1) give correct CPU numbers in its "STATE" column (all 0 for
now).
 1.5  12-Oct-2002  bjh21 Remember the location of each CPU's idle PCB in struct cpu_info.
Move allocation of the idle PCB from hydra.c to cpu.c and add some
extra initialisation from cpu_fork().
 1.4  12-Oct-2002  bjh21 Move curpcb into struct cpu_info in MULTIPROCESSOR kernels.
 1.3  06-Oct-2002  bjh21 Turn curcpu() into a macro.
Rename cpu_info_array to cpu_info and make it public.
Add CPU_FOREACH() and friends.
 1.2  05-Oct-2002  bjh21 Minimal changes to allow a kernel with "options MULTIPROCESSOR" to compile
and boot multi-user on a single-processor machine. Many of these changes
are wildly inappropriate for actual multi-processor operation, and correcting
this will be my next task.
 1.1  05-Oct-2001  reinoud branches: 1.1.4; 1.1.6;
Initial commit of the splitting off of arch/acorn32 from arch/arm32.

The IOMD/VIDC combination is now moved to arch/arm/iomd together. These
files still need a lot of cleaning up :( .... esp. the RC7500 support that
is still dormant in it; this needs either to be removed or split out for
RC7500's ``VIDC'' video/audio variant.

Apart from the RC7500 support wich is still in arch/arm32 the
iomd,vidc,riscpc and podulebus subdirectories of arch/arm32 can be removed.

This split still uses some small parts of arch/arm32 .... those are the MI
parts that haven't been moved yet.

RiscPC/A7000 have been tested and confirmed to build as should NC.
 1.1.6.2  10-Jan-2002  thorpej Sync kqueue branch with -current.
 1.1.6.1  05-Oct-2001  thorpej file cpu.h was added on branch kqueue on 2002-01-10 19:36:14 +0000
 1.1.4.2  18-Oct-2002  nathanw Catch up to -current.
 1.1.4.1  05-Oct-2001  nathanw file cpu.h was added on branch nathanw_sa on 2002-10-18 02:33:37 +0000
 1.6.74.1  22-May-2007  matt Update to HEAD.
 1.6.68.1  11-Jul-2007  mjf Sync with head.
 1.6.66.1  27-May-2007  ad Sync with head.
 1.6.62.1  29-Mar-2007  skrll Adapt arm32. Thanks to scw for helping out.

Tested on my cats (SA1)

XXX hydra should die. i've made some changes, but no guarantees.
 1.6.24.1  03-Sep-2007  yamt sync with head.
 1.7.12.1  06-Nov-2007  matt sync with HEAD
 1.7.10.1  01-Jan-2008  chris Sync with HEAD.
 1.8.28.1  19-Jan-2009  skrll Sync with HEAD.
 1.8.20.1  04-May-2009  yamt sync with head.

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