From: Adam Belay <abelay@novell.com>
To: Linus Torvalds <torvalds@osdl.org>
Cc: Russell King <rmk+lkml@arm.linux.org.uk>,
Steven Rostedt <rostedt@goodmis.org>,
LKML <linux-kernel@vger.kernel.org>, Greg KH <gregkh@suse.de>
Subject: Re: IBM Thinkpad G41 PCMCIA problems [Was: Yenta TI: ... no PCI interrupts. Fish. Please report.]
Date: Fri, 11 Mar 2005 22:36:03 -0500 [thread overview]
Message-ID: <1110598563.12485.273.camel@localhost.localdomain> (raw)
In-Reply-To: <Pine.LNX.4.58.0502200905060.2378@ppc970.osdl.org>
On Sun, 2005-02-20 at 09:23 -0800, Linus Torvalds wrote:
>
> On Sun, 20 Feb 2005, Russell King wrote:
> > On Sat, Feb 19, 2005 at 08:36:12PM -0500, Steven Rostedt wrote:
> > > BIOS-e820: 0000000000000000 - 000000000009f000 (usable)
> > > BIOS-e820: 000000000009f000 - 00000000000a0000 (reserved)
> > > BIOS-e820: 00000000000d0000 - 00000000000d4000 (reserved)
> > > BIOS-e820: 00000000000dc000 - 0000000000100000 (reserved)
> > > BIOS-e820: 0000000000100000 - 000000000f6f0000 (usable)
> > > BIOS-e820: 000000000f6f0000 - 000000000f700000 (reserved)
> > > BIOS-e820: 000000000f700000 - 000000003fef0000 (usable)
> > > BIOS-e820: 000000003fef0000 - 000000003fef8000 (ACPI data)
> > > BIOS-e820: 000000003fef8000 - 000000003fefa000 (ACPI NVS)
> > > BIOS-e820: 000000003ff00000 - 0000000040000000 (reserved)
> >
> > Your BIOS is broken. You probably have 1GB of RAM which extends from
> > 0x00000000 to 0x40000000. However, there's a hole in the ACPI map
> > between 0x3fefa000 and 0x3ff00000.
>
> Good point. And dammit, we've had that problem too many times before.
ACPI will report the ranges available to a PCI root bridge, even on
single root machines. I'm hoping to take advantage of this in my PCI
bus changes. It should help with these sort of problems.
Thanks,
Adam
prev parent reply other threads:[~2005-03-12 3:38 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-02-20 0:22 IBM Thinkpad G41 PCMCIA problems [Was: Yenta TI: ... no PCI interrupts. Fish. Please report.] Steven Rostedt
2005-02-20 0:59 ` Linus Torvalds
2005-02-20 1:36 ` Steven Rostedt
2005-02-20 2:10 ` Linus Torvalds
2005-02-20 3:38 ` Steven Rostedt
2005-02-20 4:02 ` Linus Torvalds
2005-03-12 3:31 ` Adam Belay
2005-02-20 6:51 ` Linus Torvalds
2005-02-20 7:06 ` Linus Torvalds
2005-02-20 11:48 ` Steven Rostedt
2005-02-20 8:22 ` Russell King
2005-02-20 10:20 ` Russell King
2005-02-20 11:59 ` Steven Rostedt
2005-02-20 11:54 ` Steven Rostedt
2005-02-20 17:23 ` Linus Torvalds
2005-02-20 17:56 ` Linus Torvalds
2005-02-20 21:26 ` IBM Thinkpad G41 PCMCIA problems [Was: Yenta TI: ... no PCI David Härdeman
2005-02-21 4:19 ` IBM Thinkpad G41 PCMCIA problems [Was: Yenta TI: ... no PCI interrupts. Fish. Please report.] Steven Rostedt
2005-03-12 3:36 ` Adam Belay [this message]
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