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| author | Jan Beulich <jbeulich@suse.com> | 2012-03-27 15:23:43 +0200 |
|---|---|---|
| committer | Jan Beulich <jbeulich@suse.com> | 2012-03-27 15:23:43 +0200 |
| commit | cb938f2c4ddfee6fad950289f6a2ed497c11ee03 (patch) | |
| tree | d69aad8acc7daa0bd00abd09bf39041e1e08d174 /docs | |
| parent | eca1bfec46214a902f24bce2b44c96ae364f1219 (diff) | |
| download | xen-cb938f2c4ddfee6fad950289f6a2ed497c11ee03.tar.gz xen-cb938f2c4ddfee6fad950289f6a2ed497c11ee03.tar.bz2 xen-cb938f2c4ddfee6fad950289f6a2ed497c11ee03.zip | |
x86/hpet: clear unwanted bits
Leaving certain bits set when being started from an environment where
the HPET was already in use can affect functionality. Clear those bits
to be on the safe side.
We should also consider ignoring the HPET altogether if any reserved
bits are found to be set.
Signed-off-by: Jan Beulich <jbeulich@suse.com>
Acked-by: Keir Fraser <keir@xen.org>
Diffstat (limited to 'docs')
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