Thread (1 message) 1 message, 1 author, 2000-08-04
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  • Re: iounmap · Matt Porter <hidden> · 2000-08-04

Re: iounmap

From: Matt Porter <hidden>
Date: 2000-08-04 14:19:54

On Fri, Aug 04, 2000 at 10:06:26AM +0200, Ronald Wahl wrote:
On Thu, 3 Aug 2000, Matt Porter wrote:
quoted
On Thu, Aug 03, 2000 at 02:44:12PM +0200, Geert Uytterhoeven wrote:
quoted
On Thu, 3 Aug 2000, Ronald Wahl wrote:
quoted
I'm currently writing a device driver for an pci controller and have to
map very large amounts of pci memory and i/o ranges via ioremap. The
problem is that there is no iounmap and ioremap returns NULL after some
insmod/rmmod cycles. When gets this implemented?
When someone steals some spare time and writes the code.
Done.  The hot swap PCI kernel patches from MCG have iounmap implemented.
Very useful when ripping a PCI peripheral out of its slot. :)

See them at http://www.mcg.mot.com/linux under HA Linux/Downloads.
Call me blind, but I havn't seen an implementation of iounmap in these
patches.
Whoops, sorry.  When I was at MCG I know another engineer did an iounmap
implementation for HA support.  I thought it was in those patches... :-/

--
Matt Porter
MontaVista Software, Inc.
mporter@mvista.com

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