From: John Cagle <jcagle@kernel.org>
To: linuxppc-embedded@lists.linuxppc.org
Subject: Re: 405gp PCI?
Date: Tue, 1 May 2001 17:39:01 -0700 [thread overview]
Message-ID: <20010501173901.A14125@kernel.org> (raw)
In-Reply-To: <3AEF4A65.84AC7436@mvista.com>; from frank_rowand@mvista.com on Tue, May 01, 2001 at 04:44:37PM -0700
On Tue, May 01, 2001 at 04:44:37PM -0700, Frank Rowand wrote:
>
> That's the problem.... That version of the OpenBios changed the PLB to
> PCI address mapping (the mapping is in the PMM0 registers). The kernel
> expects PLB address 0x8000'0000 to map to PCI address 0x0000'0000, and the
> PMM registers should map PCI address 0x0000'0000 to PLB address 0x0000'0000.
> A near future kernel will fix up the PTM and PMM registers (on the Walnut
> only) to match what the kernel expects.
>
Until a newer kernel is released by Monta Vista, you can use setpci to
change the settings of the PCI bridge as follows:
setpci -s 0:0.1 14.L=0x8
Regards,
John
------------------------------
John Cagle <jcagle@kernel.org>
** Sent via the linuxppc-embedded mail list. See http://lists.linuxppc.org/
prev parent reply other threads:[~2001-05-02 0:39 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-05-01 1:16 405gp PCI? Denton Gentry
2001-05-01 2:39 ` Dan Malek
2001-05-01 20:58 ` Denton Gentry
2001-05-01 21:29 ` Frank Rowand
2001-05-01 22:54 ` Denton Gentry
2001-05-01 23:44 ` Frank Rowand
2001-05-02 0:39 ` John Cagle [this message]
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