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From: Kumba <kumba@gentoo.org>
To: linux-mips@linux-mips.org
Cc: Frederic TEMPORELLI <frederic.temporelli@laposte.net>
Subject: Re: SGI O2 - RAM 320MBytes - linux reports 245MBytes  (/proc/meminfo)
Date: Sun, 19 Dec 2004 07:29:37 -0500	[thread overview]
Message-ID: <41C57431.8000900@gentoo.org> (raw)
In-Reply-To: <41C556C3.401@laposte.net>

Frederic TEMPORELLI wrote:
> Hello,
> 
> no way to see (use ?) all available RAM (320MB) on SGI O2 with 
> 2.6.10-rc3 (latest cvs)
> 
> Hardware => SGI O2 with 320MBytes in this way:
> dimm 1: 32MBytes - dimm2: 32MBytes
> dimm 3: 32MBytes - dimm4: 32MBytes
> dimm 5: 32MBytes - dimm6: 32MBytes
> dimm 7: 64MBytes - dimm8: 64MBytes
> 
> Firmware => "hinv" is reporting 320MBytes (OK, match hardware)
> 
> Linux Kernel (32 and 64 bits) => /proc/meminfo is reporting a MemTotal 
> of 245436KB
> "top" command is reporting same wrong value (more than 64MB missing)
> 
> where can I look for in sources to report/use all available RAM ?
> can you help me ?

O2, like Indy and I2/R4x00, are limited to 256MB max RAM currently.  To see 
any further, O2 needs HIGHMEM support, which last I checked, doesn't exist.

Patches welcome :)


--Kumba

-- 
"Such is oft the course of deeds that move the wheels of the world: small 
hands do them because they must, while the eyes of the great are elsewhere." 
--Elrond

      reply	other threads:[~2004-12-19 12:25 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20041219023850Z8225215-1340+5@linux-mips.org>
2004-12-19 10:24 ` SGI O2 - RAM 320MBytes - linux reports 245MBytes (/proc/meminfo) Frederic TEMPORELLI
2004-12-19 12:29   ` Kumba [this message]

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