cvs commit: src/sys/dev/ppbus pps.c

[Warner Losh]

imp         2005-03-11 07:03:46 UTC

  FreeBSD src repository

  Modified files:
    sys/dev/ppbus        pps.c 
  Log:
  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
  
  Revision  Changes    Path
  1.48      +15 -6     src/sys/dev/ppbus/pps.c