svn commit: r266083 - in head/sys/arm: arm include
tuexen at freebsd.org
Sat May 24 19:10:02 UTC 2014
On 22 May 2014, at 09:09, Mark R V Murray <markm at FreeBSD.org> wrote:
> On 21 May 2014, at 21:15, Hans Petter Selasky <hps at selasky.org> wrote:
>> On 05/14/14 21:11, Mark Murray wrote:
>>> Author: markm
>>> Date: Wed May 14 19:11:15 2014
>>> New Revision: 266083
>>> URL: http://svnweb.freebsd.org/changeset/base/266083
>>> Give suitably-endowed ARMs a register similar to the x86 TSC register.
>> Regression issue:
>> This commit prevents RPI-B from booting.
> Thanks, I’ll look at it ASAP.
Doesn't the ARM1176 use for example
MRC p15, 0, <Rd>, c15, c12, 1 ; Read Cycle Counter Register
to read the value, whereas the
__asm __volatile("mrc p15, 0, %0, c9, c13, 0": "=r" (ccnt));
> Mark R V Murray
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