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author | Ian Lepore <ian@FreeBSD.org> | 2015-08-10 21:09:06 +0000 |
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committer | Ian Lepore <ian@FreeBSD.org> | 2015-08-10 21:09:06 +0000 |
commit | e7dbaf581e2b40c73370d2f9e1ec79db2f94b44c (patch) | |
tree | ccedff0cf3b970a10973b20c7c293ae65dec3239 /UPDATING | |
parent | fac6a198c320108bb83068427a5363afcd32c020 (diff) | |
download | src-e7dbaf581e2b40c73370d2f9e1ec79db2f94b44c.tar.gz src-e7dbaf581e2b40c73370d2f9e1ec79db2f94b44c.zip |
Notes
Diffstat (limited to 'UPDATING')
-rw-r--r-- | UPDATING | 14 |
1 files changed, 14 insertions, 0 deletions
@@ -31,6 +31,20 @@ NOTE TO PEOPLE WHO THINK THAT FreeBSD 11.x IS SLOW: disable the most expensive debugging functionality run "ln -s 'abort:false,junk:false' /etc/malloc.conf".) +20150810: + The polarity of Pulse Per Second (PPS) capture events with the + uart(4) driver has been corrected. Prior to this change the PPS + "assert" event corresponded to the trailing edge of a positive PPS + pulse and the "clear" event was the leading edge of the next pulse. + + As the width of a PPS pulse in a typical GPS receiver is on the + order of 1 millisecond, most users will not notice any significant + difference with this change. + + Anyone who has compensated for the historical polarity reversal by + configuring a negative offset equal to the pulse width will need to + remove that workaround. + 20150809: The default group assigned to /dev/dri entries has been changed from 'wheel' to 'video' with the id of '44'. If you want to have |