From: mds@mds.gotdns.com (Mark Studebaker)
To: lm-sensors@vger.kernel.org
Subject: 回复： Re: 回复： Re: [lm-sensors] ee
Date: Fri, 23 Sep 2005 22:26:14 +0000 [thread overview]
Message-ID: <433464A1.6000806@mds.gotdns.com> (raw)
Feel free to look at or modify the source code in the kernel module,
available at our website www.lm-sensors.org.
We can't provide extensive help however,
and we recommend you use the userspace tools instead.
junping feng wrote:
> Thank you!
> But I have another problem that how can I achieve writes function in the
> module eeprom.c(in the lm-sensors package) .Can you help me and give me
> the scource codes?
>
> */Mark Studebaker <mds@mds.gotdns.com>/* ???
>
> see the userspace programs and documents in prog/eepromer
> in the lm-sensors package.
>
> the kernel module does not support writes.
>
> junping feng wrote:
> > I am sorry for my fault of the eeprom. My eeprom is
> > AT24C01A,and its size is 1Kbits(128Bytes).
> > In the ile /lm_sensors-2.5.0/kernel/chips/eeprom.c,
> > how can I complete the function of writing to the
> > chip?
> > please help me !
> > Can you give me the source codes?
> > Thanks!
> >
> >
> > --- Ben Dooks ??:
> >
> >
> >>On Tue, Sep 20, 2005 at 05:52:54PM +0800, junping
> >>feng wrote:
> >>
> >>>Hi,
> >>> My cpu is PowerPC8250.I2C device is eeprom
> >>
> >>AT24C01.
> >>
> >>>I want to access the eeprom,read from the eeprom
> >>
> >>and
> >>
> >>>write to it.
> >>> I have read the file
> >>>/lm_sensors-2.5.0/kernel/chips/eeprom.c,but this
> >>
> >>file
> >>
> >>>can't achieve writing function and only can read
> >>
> >>128
> >>
> >>>bytes.
> >>> How can i complete the writing functions and
> >>
> >>read
> >>
> >>>total the chip (1024 bytes).
> >>
> >>The chip is only 128 bytes big. You are confusing
> >>the
> >>_bit_ size (which is 1024bits).
> >>
> >>I have no actual experience of this chip, but the
> >>data-sheet implies it is only capable of page-write
> >>of 4 bytes at a time, so it could be the eeprom
> >>driver is trying to write too much data in one go.
> >>
> >>--
> >>Ben (ben@fluff.org, http://www.fluff.org/)
> >>
> >> 'a smiley only costs 4 bytes'
> >>
> >
> >
> >
> >
> >
> > ___________________________________________________________
> > ???????????2G?????pop3??????????
> > http://cn.mail.yahoo.com
> >
> > _______________________________________________
> > lm-sensors mailing list
> > lm-sensors@lm-sensors.org
> > http://lists.lm-sensors.org/mailman/listinfo/lm-sensors
>
> ------------------------------------------------------------------------
> ????G??????????????????? <http://cn.mail.yahoo.com>
> ?????????????? <http://cn.zs.yahoo.com>
>
>
> ------------------------------------------------------------------------
>
> _______________________________________________
> lm-sensors mailing list
> lm-sensors@lm-sensors.org
> http://lists.lm-sensors.org/mailman/listinfo/lm-sensors
reply other threads:[~2005-09-23 22:26 UTC|newest]
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