From mboxrd@z Thu Jan  1 00:00:00 1970
From: Albert ARIBAUD <albert.aribaud@free.fr>
Date: Sat, 12 Feb 2011 09:49:24 +0100
Subject: [U-Boot] [PATCH 1/1] NAND Re: mtdparts fails with NAND >= 4GB -
 Second try
In-Reply-To: <201102112357.58522.Aaron.Williams@caviumnetworks.com>
References: <201101271624.31701.Aaron.Williams@caviumnetworks.com>
	<201102112314.43093.Aaron.Williams@caviumnetworks.com>
	<4D563BFC.2020009@free.fr>
	<201102112357.58522.Aaron.Williams@caviumnetworks.com>
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Le 12/02/2011 08:57, Aaron Williams a ?crit :

>> The CFI query is normal for a x16 device: byte address 0xAA is word
>> address 0x55, which is what is expected from a x16 device in x8 mode as
>> in x16 mode.
>>
>> Can you try a 'md.b 0x1f400020 20' once in CFI QRY mode?
>>
>> Amicalement,
> You  mean like this?
>
> Octeon ebb6300(ram)# mw.b 0x1f400000 0xf0
> Octeon ebb6300(ram)# mw.b 0x1f400aaa 0xaa
> Octeon ebb6300(ram)# mw.b 0x1f400555 0x55
> Octeon ebb6300(ram)# mw.b 0x1f400aaa 0x90
> Octeon ebb6300(ram)# md.b 0x1f400000 0
> Octeon ebb6300(ram)# md.b 0x1f400000 1
> 1f400000: 01    .
> Octeon ebb6300(ram)# md.b 0x1f400002 1
> 1f400002: 7e    ~
> Octeon ebb6300(ram)# md.b 0x1f400004 1
> 1f400004: 00    .
> Octeon ebb6300(ram)# md.b 0x1f400005 1
> 1f400005: 00    .
> Octeon ebb6300(ram)# md.b 0x1f400006 1
> 1f400006: 1a    .
> Octeon ebb6300(ram)# md.b 0x1f400008 1
> 1f400008: 00    .
> Octeon ebb6300(ram)# md.b 0x1f40000a 1
> 1f40000a: 00    .
> Octeon ebb6300(ram)# mw.b 0x1f400000 0xf0
> Octeon ebb6300(ram)# mw.b 0x1f4000AA 0x98
> Octeon ebb6300(ram)# md.b 0x1f400020
> 1f400020: 51    Q
> Octeon ebb6300(ram)# md.b 0x1f400022
> 1f400022: 52    R
> Octeon ebb6300(ram)# md.b 0x1f400024
> 1f400024: 59    Y
> Octeon ebb6300(ram)# md.b 0x1f400026
> 1f400026: 02    .
> Octeon ebb6300(ram)# md.b 0x1f400028
> 1f400028: 00    .
>
> -Aaron

No, I meant the instruction exactly as I quoted it: 'md.b 0x1f400020 20' 
once in CFI QRY mode, that is:

	mw.b 0x1f400000 0xf0
	mw.b 0x1f4000AA 0x98
	md.b 0x1f400020 20

Amicalement,
-- 
Albert.