From: Vitaly Bordug <vbordug@ru•mvista.com>
To: "Schaefer-Hutter, Peter" <Peter.Schaefer-Hutter@tfk-racoms•com>
Cc: linuxppc-embedded list <linuxppc-embedded@ozlabs•org>
Subject: Re: MPC885ADS and 2.6.13-rc5 - nogo ?
Date: Wed, 03 Aug 2005 18:35:59 +0400 [thread overview]
Message-ID: <42F0D64F.80600@ru.mvista.com> (raw)
In-Reply-To: <8E342283C2100540AAC5D103097054776F8533@rcexc.racoms.loc>
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Schaefer-Hutter, Peter wrote:
>Hello,
>
>
>
>>From: Vitaly Bordug [mailto:vbordug@ru•mvista.com]
>>
>>
>
>
>
>>The board does not hang - there's somithing with
>>console since you don't see anything. Try to change
>>BCSR_ADDR from 0xf4500000 to 0xf80...0 - the newer
>>version of the boards may have this changed.
>>
>>
>
>Hrm... arc/ppc/mpc885ads.h already reads
>
> /* U-Boot maps BCSR to 0xff080000 */
> #define BCSR_ADDR ((uint)0xff080000)
>
>And that's the same setting that my 2.4-Kernel
>uses, so it should work with 0xff080000.
>
>However, BCSR_SIZE looks suspicious in this header:
>
> #define BCSR_SIZE ((uint)32)
>
>Shouldn't that read:
>
> #define BCSR_SIZE ((uint)32 * 1024)
>
>??!?
>
>Regards,
>
> Peter
>
>
>
<quotation> (This is from 8272 User Guide, but 885 I guess is the same
in this part)
> Most of the hardware options on the MPC8272ADS are controlled or
> monitored by the
> BCSR, which is a 32 bit wide read / write register file. The BCSR is
> accessed via the
> MPC8272s' memory controller (see Table 5-5) and in fact includes 8
> registers: BCSR0 to
> BCSR7. Since the minimum block size for a CS region is 32KBytes and
> only A(27:29)
> lines are decoded by the BCSR for register selection, BCSR0 - BCSR7
> are duplicated inside
> that region.
<quotation\>
--
Sincerely,
Vitaly
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next prev parent reply other threads:[~2005-08-03 14:36 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-08-03 14:27 MPC885ADS and 2.6.13-rc5 - nogo ? Schaefer-Hutter, Peter
2005-08-03 14:35 ` Vitaly Bordug [this message]
-- strict thread matches above, loose matches on Subject: below --
2005-08-08 14:34 Schaefer-Hutter, Peter
2005-08-08 9:37 Schaefer-Hutter, Peter
2005-08-05 16:00 Schaefer-Hutter, Peter
2005-08-05 16:26 ` aris
2005-08-03 15:13 Schaefer-Hutter, Peter
2005-08-03 13:45 Schaefer-Hutter, Peter
2005-08-03 14:03 ` Vitaly Bordug
2005-08-03 12:47 Schaefer-Hutter, Peter
2005-08-03 13:03 ` Vitaly Bordug
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