freebsd-nq/sys/dev/ppbus
Warner Losh 7606170151 Make the pps interrupt register as MPSAFE and FAST. Use a spin lock
to syncrhonize access to the data as a result.  This makes the pps
less likely to miss the 1ms pulse that I'm feeding it, but not
entirely reliable yet on my 133MHz P5.

Reviewed by: phk
2005-03-11 07:03:46 +00:00
..
if_plip.c
immio.c
lpbb.c
lpt.c Start each of the license/copyright comments with /*-, minor shuffle of lines 2005-01-06 01:43:34 +00:00
lpt.h
lptio.h Start each of the license/copyright comments with /*-, minor shuffle of lines 2005-01-06 01:43:34 +00:00
pcfclock.c Start each of the license/copyright comments with /*-, minor shuffle of lines 2005-01-06 01:43:34 +00:00
ppb_1284.c
ppb_1284.h
ppb_base.c
ppb_msq.c
ppb_msq.h
ppbconf.c
ppbconf.h
ppbio.h
ppbus_if.m Start each of the license/copyright comments with /*-, minor shuffle of lines 2005-01-06 01:43:34 +00:00
ppi.c
ppi.h
pps.c Make the pps interrupt register as MPSAFE and FAST. Use a spin lock 2005-03-11 07:03:46 +00:00
vpo.c
vpoio.c
vpoio.h