On Sat, Apr 07, 2001 at 04:15:04PM +0530, Raghavendra Bhat wrote: > Ethan posts: > > > hwclock uses it to update the hardware clock, this > > is done at shutdown to keep the clocks synchronized. > > Agreed that 'hwclock' updates the hardware clock > while shutting down the m/c. This does not have > anything to do with the 'rtc' module and hwclock does > in no way use it. The 'rtc' module gives you access > to the real time clock (or hardware clock) built > into your computer.
yes, hwclock uses /dev/rtc, well at least on powerpc it does, without a working /dev/rtc it fails. checking it now it seems to fall back to some other method (at least for --show) on x86. do a strace though, it clearly looks for /dev/rtc. -- Ethan Benson http://www.alaska.net/~erbenson/
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