From: John A. Williams <john.williams@petalogix.com>
Date: Tue, 24 May 2011 08:57:11 +0000 (+1000)
Subject: microblaze: Unprivileged stream instruction awareness
X-Git-Tag: v3.1-rc1~145^2~7
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=8904976e8ca45be3ec75acc71f5d855ef671a079;p=pandora-kernel.git

microblaze: Unprivileged stream instruction awareness

Add cpuinfo support for the new MicroBlaze option permitting userspace
(unprivileged) access to the streaming instructions (FSL / AXI-stream).

Emit a noisy warning at bootup if this is enabled, because bad user code
can potentially lockup the CPU.

Signed-off-by: John A. Williams <john.williams@petalogix.com>
Signed-off-by: Michal Simek <monstr@monstr.eu>
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