Date: Wed, 24 Jan 2001 15:32:28 +0000 From: David Rufino <daverufino@btinternet.com> To: freebsd-hackers@freebsd.org Subject: Re: driver help Message-ID: <20010124153228.A5828@btinternet.com>
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* Mike Smith (msmith@freebsd.org) wrote: > > I am currently trying to port the compatability layer of a linux > > kernel driver to FreeBSD 4.x. The bit I'm stuck on at the moment > > is, how do I map arbitrary physical address space to kernel virtual > > address space (ala ioremap() in linux) ? Thanks. > > You don't. > > If this is a PCI device, it's all done for you when you call > bus_alloc_resource. Ideally I would do this, except I'm porting a compatability layer for a binary module, so I need a function which simply maps I/O space to kernel virtual address space. Is it possible, if not desirable ? -David To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message
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