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ARC: [plat-eznps] Use dedicated identity auxiliary register.
authorNoam Camus <noamc@ezchip.com>
Mon, 3 Jun 2013 12:17:25 +0000 (15:17 +0300)
committerVineet Gupta <vgupta@synopsys.com>
Mon, 9 May 2016 04:02:33 +0000 (09:32 +0530)
commit86c25466f7414d6396f1aaa13e4b34f36ec272d5
tree908b67ed82896362bcb7e438c8b6849ea3b2a2c7tree | snapshot
parentb1f2f6f3cf5e37f0418f6cebf365cff7c3abf6d7commit | diff
ARC: [plat-eznps] Use dedicated identity auxiliary register.

With generic "identity" num of CPUs is limited to 256 (8 bit).
We use our alternative AUX register GLOBAL_ID (12 bit).
Now we can support up to 4096 CPUs.

Signed-off-by: Noam Camus <noamc@ezchip.com>
arch/arc/include/asm/entry-compact.h diff | blob | history
arch/arc/kernel/ctx_sw.c diff | blob | history
arch/arc/plat-eznps/include/plat/ctop.h diff | blob | history
Domain: System / Kernel;