linux-kernel - Re: [Bug] 2.6.18-rc6-mm2 i386 trouble finding RSDT in get_memcfg_from

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Message-Id: <1158275970.15745.20.camel@keithlap>
Date:	Thu, 14 Sep 2006 16:19:30 -0700
From:	keith mannthey <kmannth@...ibm.com>
To:	dave hansen <haveblue@...ibm.com>
Cc:	lkml <linux-kernel@...r.kernel.org>,
	Vivek goyal <vgoyal@...ibm.com>, ebiederm@...ssion.com,
	andrew <akpm@...l.org>
Subject: Re: [Bug] 2.6.18-rc6-mm2 i386 trouble finding RSDT in
	get_memcfg_from_srat

On Thu, 2006-09-14 at 15:48 -0700, Dave Hansen wrote:
> How do the ptes look?
rsdp->rsdt_address eff9c2c0
boot_ioremap phys_addr = eff9c2c0 long = 44
__boot_ioremap phys_addr = eff9c000 pages = 1 source c13db000
setting pte  c1682f6c to eff9c063
just flushed c13db000
boot_ioremap and I return c13db2c0
rsdt = c13db2c0 header is
ACPI: RSDT signature incorrect

the pte we get back from boot_vaddr_to_pte looks to be off be off (or
the data .  Seems odd we set the pte c1682f6c then flush c13db000....  

Still polking around.  I just read Viveks mail he seems to be onto
something. 

Thanks,
  Keith 

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