Date: Sun, 2 Nov 1997 09:07:52 +0100 From: Christoph Kukulies <kuku@gilberto.physik.RWTH-Aachen.DE> To: Mike Smith <mike@smith.net.au> Cc: Christoph Kukulies <kuku@gilberto.physik.RWTH-Aachen.DE>, freebsd-hackers@freefall.FreeBSD.org Subject: Re: still mmap and my driver Message-ID: <19971102090752.08503@gil.physik.rwth-aachen.de> In-Reply-To: <199711020509.PAA00322@word.smith.net.au>; from Mike Smith on Sun, Nov 02, 1997 at 03:39:24PM %2B1030 References: <199711011856.TAA01870@gil.physik.rwth-aachen.de> <199711020509.PAA00322@word.smith.net.au>
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On Sun, Nov 02, 1997 at 03:39:24PM +1030, Mike Smith wrote: > > > > Things are still weird with my driver ISA memory mapping. > > I noticed that the space I need to map is 16386 bytes > > from C8000 on. I changed isa_device id->id_msize to have 16386. > > And I have an iosiz 0x4000 in my config file now. > > > > I still get a kernel panic, when I access 0xca000 in the driver. > > > > Did I still overlook anything? > > The details of the "panic". Was it really a panic? Do you perhaps > mean that it was a page fault (probably good ol' trap 12)? Sure. I mean page fault because it cannot access 0xca000. It happens during the driver probe phase in the portion of code I wrote. It's quite obvious that it's because the page is not available. > > mike > -- --Chris Christoph P. U. Kukulies kuku@gil.physik.rwth-aachen.de
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