K 10
svn:author
V 3
jhb
K 8
svn:date
V 27
2019-05-29T20:45:31.442389Z
K 7
svn:log
V 169
MFC 345158: Fix uart emulation bug

THRE is always asserted in LSR reads, so REG_IER writes that raise
IER_ETXRDY must also set thre_int_pending.

Approved by:	re (gjb)

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