From: Wolfgang Denk <wd@denx.de>
To: zjzhou@newrocktech.com
Cc: "'Mailing List: linuxppc-dev'" <linuxppc-dev@lists.linuxppc.org>
Subject: Re: A question on kernel clock:
Date: Tue, 30 Dec 2003 11:22:30 +0100 [thread overview]
Message-ID: <20031230102235.32DD9C12DD@atlas.denx.de> (raw)
In-Reply-To: Your message of "Tue, 30 Dec 2003 14:34:36 +0800." <000301c3ce9e$ff345440$b702a8c0@newrock2>
Dear John,
in message <000301c3ce9e$ff345440$b702a8c0@newrock2> you wrote:
>
> A question on kernel clock:
I wish you would explain in a bit more detail what you are talking about...
> Normally, which is kernel clock source? Can we use any one of
Normally the kernel clock source is a quartz oscillator.
Or what do you mean? "clock source" can mean different things to
different people and may be different on differenrt processors.
The kernel uses the decrementer for the system tick.
> BRG1-8? Can we use bus clock? Which is good for choice?
Use BRG1-8? On which processor? What for?
Good for choice? On which hardware? For which purpose?
> Can anyone give me some suggestions?
Yes: please ask more specific questions.
Best regards, and a Happy New Year!
Wolfgang Denk
--
Software Engineering: Embedded and Realtime Systems, Embedded Linux
Phone: (+49)-8142-4596-87 Fax: (+49)-8142-4596-88 Email: wd@denx.de
In general, they do what you want, unless you want consistency.
- Larry Wall in the perl man page
** Sent via the linuxppc-dev mail list. See http://lists.linuxppc.org/
next prev parent reply other threads:[~2003-12-30 10:22 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-12-23 14:46 NULL-pointer dereference in ELF core dump, and proposed fix John Whitney
2003-12-24 3:51 ` Benjamin Herrenschmidt
2003-12-30 6:34 ` A question on kernel clock: John Zhou
2003-12-30 10:22 ` Wolfgang Denk [this message]
2003-12-30 10:45 ` John Zhou
2003-12-30 18:49 ` Wolfgang Denk
2003-12-30 21:07 ` Dale Harris
2003-12-30 21:40 ` Wolfgang Denk
2003-12-31 4:15 ` John Zhou
2003-12-31 2:44 ` John Zhou
2003-12-31 2:44 ` about small dhcp client/server and http client/server John Zhou
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