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From: Yuhong Bao <yuhongbao_386@hotmail.com>
To: <chris@csamuel.org>, <alan@lxorguk.ukuu.org.uk>
Cc: <hpa@zytor.com>, <tglx@linutronix.de>, <mingo@redhat.com>,
	<x86@kernel.org>, <linux-kernel@vger.kernel.org>
Subject: RE: 2.6.38.3 and 2.6.39-rc4 hangs after "Booting the kernel" on quad Pentium Pro system
Date: Fri, 22 Apr 2011 18:28:20 -0700	[thread overview]
Message-ID: <SNT125-W638277FA9F3B49B316DC9FC3940@phx.gbl> (raw)
In-Reply-To: <201104231016.23579.chris@csamuel.org>


> Sigh, that's just reminded me that a couple of years ago I
> had a private discussion with H. Peter Anvin about 2.6.25
> panic'ing on boot with:
>
> initrd extends beyond end of memory (0x0ffef173 > ox01000000)
>
> He gave me a modified syslinux to dump out memory information
> and it reported:
>
> INT 15h = f000:f859 DOS RAM: 638K (0x9f800) INT 12h: 638K (0x9f800)
> INT 15 88: 0x3c00 (15360K) INT 15 E801: 0x0000 (0K) 0x0000 (0K)
>
> He responded with:
>
> # Right... you have a system dependent on E801, and somehow E801
> # returns crap.
> #
> # I'm going to cook up a modified meminfo.c32 for you and see if
> # we can't track this down.

This is a stupid BIOS, but do you know if it used E820 in  the old kernel?
I wonder if this has something to do with the changes made to support ACPI 3.0 changes to E820?
This would be easy to diagnose with DOS DEBUG with no himem.sys loaded.

Yuhong Bao
 		 	   		  

  reply	other threads:[~2011-04-23  1:34 UTC|newest]

Thread overview: 40+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-04-22 13:33 2.6.38.3 and 2.6.39-rc4 hangs after "Booting the kernel" on quad Pentium Pro system Chris Samuel
2011-04-22 13:46 ` Ingo Molnar
2011-04-22 19:09   ` Yinghai Lu
2011-04-22 19:29     ` Ingo Molnar
2011-04-22 19:46       ` Yinghai Lu
2011-04-23  0:20   ` Chris Samuel
2011-04-22 16:34 ` Alan Cox
2011-04-23  0:16   ` Chris Samuel
2011-04-23  1:28     ` Yuhong Bao [this message]
2011-04-23  1:35       ` Chris Samuel
2011-04-23  1:46         ` Yuhong Bao
2011-04-23  2:26           ` H. Peter Anvin
2011-04-23  2:31             ` Yuhong Bao
2011-04-23  4:33           ` Chris Samuel
2011-04-23  5:22           ` Chris Samuel
     [not found]             ` <SNT125-W25B0C502FF72465BC6B55BC3940@phx.gbl>
     [not found]               ` <201104231855.47680.chris@csamuel.org>
2011-04-23 10:47                 ` FW: " Yuhong Bao
2011-04-23 13:52                   ` Thomas Meyer
2011-04-23 17:51                     ` H. Peter Anvin
2011-04-23 23:24                     ` Chris Samuel
2011-04-24  0:16                     ` Chris Samuel
2011-04-24  0:22                       ` Chris Samuel
2011-04-24  8:46                         ` Yinghai Lu
2011-04-25 11:13                           ` Chris Samuel
2011-04-25 23:25                     ` [tip:x86/urgent] x86, setup: When probing memory with e801, use ax/bx as a pair tip-bot for H. Peter Anvin
2011-04-26  4:50                       ` Chris Samuel
2011-04-26  8:12                         ` Ingo Molnar
2011-04-27  3:30                           ` Chris Samuel
2011-05-05 11:57                           ` Chris Samuel
2011-05-05 12:10                             ` Ingo Molnar
2011-05-06 11:47                               ` Chris Samuel
2011-05-06 12:04                                 ` Ingo Molnar
2011-05-06 12:10                                   ` Chris Samuel
2011-05-30  4:54                       ` Yuhong Bao
2011-04-23  2:03       ` 2.6.38.3 and 2.6.39-rc4 hangs after "Booting the kernel" on quad Pentium Pro system H. Peter Anvin
2011-04-23  6:43         ` Chris Samuel
     [not found]     ` <1ac2dd46-0677-4be6-aca0-f8787da34cee@email.android.com>
2011-04-23  1:36       ` Chris Samuel
2011-04-23  9:35     ` Alan Cox
2011-04-23 10:35       ` Chris Samuel
2011-04-23 11:32         ` Chris Samuel
2011-04-23 13:11       ` Chris Samuel

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