From: Ivan Kokshaysky <ink@jurassic.park.msu.ru>
To: Russell King <rmk@arm.linux.org.uk>
Cc: "David S. Miller" <davem@redhat.com>,
hpa@zytor.com, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] PCI updates - 32-bit IO support
Date: Thu, 20 Dec 2001 16:18:40 +0300 [thread overview]
Message-ID: <20011220161840.B5330@jurassic.park.msu.ru> (raw)
In-Reply-To: <20011218235024.N13126@flint.arm.linux.org.uk> <9vrmea$mef$1@cesium.transmeta.com> <20011219.213019.35013739.davem@redhat.com> <20011220093710.C29925@flint.arm.linux.org.uk>
In-Reply-To: <20011220093710.C29925@flint.arm.linux.org.uk>; from rmk@arm.linux.org.uk on Thu, Dec 20, 2001 at 09:37:10AM +0000
On Thu, Dec 20, 2001 at 09:37:10AM +0000, Russell King wrote:
> - setting the bridge and eepro100 up with 32-bit IO addresses which
> correspond to the host MMIO region, it works perfectly.
Note that this wouldn't work with DEC 2105x PCI-PCI bridges, which
support only 16 bit I/O forwarding.
However, the patch is totally harmless for architectures limiting
I/O to 64K.
Ivan.
prev parent reply other threads:[~2001-12-20 13:22 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-12-18 23:50 [PATCH] PCI updates - 32-bit IO support Russell King
2001-12-20 3:37 ` H. Peter Anvin
2001-12-20 5:30 ` David S. Miller
2001-12-20 5:57 ` H. Peter Anvin
2001-12-20 9:37 ` Russell King
2001-12-20 13:18 ` Ivan Kokshaysky [this message]
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