Messages in this thread | | | Date | Thu, 29 Jul 1999 14:04:04 +0300 (EEST) | From | Meelis Roos <> | Subject | Re: PATCH: /dev/nvram cleanups. |
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> Some RTCs implement only 64 bytes of NVRAM, with bytes 64-127 mapping back > to 0-63. That way, you could not only write the NVRAM, but make the RTC > generate interrupts (which we use as timer interrupts on some Alphas), set > the system time or cause alarms as soon as you'd have write access to the > NVRAM. AFAIK there is no way to autodetect the size of the NVRAM.
OK, I've seen a 64-byte CMOS myself. But 64 is still better than 50 :) (no, I don't have real need to access these bytes yet)
--- Meelis Roos (mroos@tartu.cyber.ee)
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