atrtc0: Warnings about mappings of I/O and interrupt

John Baldwin jhb at
Thu Dec 4 13:25:05 PST 2008

On Thursday 20 November 2008 12:13:25 pm Roman Divacky wrote:
> hi
> I upgraded from roughly 10 days old -CURRENT to this:
> FreeBSD witten 8.0-CURRENT FreeBSD 8.0-CURRENT #55: Wed Nov 19 23:23:49 CET 
> root at witten:/usr/obj/usr/src/sys/MYKERNEL  i386
> and I am getting this at boot:
> atrtc0: <AT Real Time Clock> at port 0x70 irq 8 on isa0
> atrtc0: Warning: Couldn't map I/O.
> atrtc0: Warning: Couldn't map Interrupt.
> the booting itself works fine and I dont see any odd effects.

The driver is just a stub anyway.  Do you have any atrtc0 hints, and can you 
grab the output for the 'atrtc0' device from 'devinfo -r'?

John Baldwin

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