From mboxrd@z Thu Jan 1 00:00:00 1970 Message-Id: Date: Fri, 23 Feb 2007 15:55:35 +0100 From: "Nicolas BLANCHARD" Subject: Re: [Xenomai-core] rtdm, rtc and printk driver. Mime-Version: 1.0 Content-Type: multipart/alternative; boundary="=__Part85A11277.0__=" List-Id: "Xenomai life and development \(bug reports, patches, discussions\)" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: xenomai@xenomai.org, jan.kiszka@domain.hid --=__Part85A11277.0__= Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit >>>> Jan Kiszka 23.02 14:47 >>> >Nicolas BLANCHARD wrote: >> Hello, >> >> I've write a little rtdm driver to r/w RealTimeClock on rtc146818 >> chipset. > >/me not having done much with rtc (hmm, a lot of years back on PCs, I >think): can this chip be found in normal PC hardware? Or is it only on >specific embedded boards? (Means: can I actually play with your driver? :) ) Motorola 146818 circuit is a 6800 peripheral CMOS device, it's often used with processors 6800 and 8085. I think it's used on a lot of x86 board. > >> I also use this driver to write kernel message from user-space >> (printk). >> >> In attachment you can find an archive with the driver and an example of >> use (just code). >> to compil, you must change kernel sources directory (KERNELSOURCEDIR >> flag). >> >> It Based on code of Jan Kiszka found in http://www.captain.at/ >> >> I hope it could be interesting. >> All feedback are welcome. >> > >You will get it. Thanks for sharing your code! > >Jan Nicolas Blanchard --=__Part85A11277.0__= Content-Type: text/html; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable Content-Description: HTML
>>>>= Jan=20 Kiszka <jan.kiszka@domain.hid> 23.02 14:47 >>>
>Nicolas BLANCHARD wrote:
>> Hello,
>> =20
>> I've write a little rtdm driver to r/w RealTimeClock on=20 rtc146818
>> chipset.
>
>/me not having done much = with rtc=20 (hmm, a lot of years back on PCs, I
>think): can this chip be found = in=20 normal PC hardware? Or is it only on
>specific embedded boards? = (Means:=20 can I actually play with your driver? :) )
 
Motorola 146818 circuit is a 6800 peripheral CMOS device,
it's often used with processors 6800 and 8085.
I think it's used on a lot of x86 board.
 
>
>> I also use this driver to write kernel message = from=20 user-space
>> (printk).
>> 
>> In = attachment=20 you can find an archive with the driver and an example of
>> use = (just=20 code).
>> to compil, you must change kernel sources directory=20 (KERNELSOURCEDIR
>> flag).
>> 
>> It = Based on=20 code of Jan Kiszka found in http://www.captain.at/
>> = ;=20
>> I hope it could be interesting.
>> All feedback = are=20 welcome.
>> 
>
>You will get it. Thanks for = sharing=20 your code!
>
>Jan
 
Nicolas Blanchard
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