From mboxrd@z Thu Jan 1 00:00:00 1970 From: Bruno Ducrot Subject: Re: Strange interpreter behaviour Date: Tue, 17 Jan 2006 11:30:43 +0100 Message-ID: <20060117103043.GA2154@poupinou.org> References: <43BFF7DE.1000909@tzi.de> <20060116171932.GF25115@poupinou.org> <43CC0FC0.9090806@tzi.de> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <43CC0FC0.9090806-cGBD8117FJM@public.gmane.org> Sender: linux-acpi-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Janosch Machowinski Cc: linux-acpi-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-Id: linux-acpi@vger.kernel.org On Mon, Jan 16, 2006 at 10:27:28PM +0100, Janosch Machowinski wrote: > >Sound like \_SB.INV7 is a bit into a GPIO. > >More, the associated OR is defined like that: > > OperationRegion (GPIO, SystemIO, IO2B, 0x40) > > > >Note that IO2B is given here: > > OperationRegion (BIOS, SystemMemory, 0x1FF50064, 0xFF) > > Field (BIOS, ByteAcc, NoLock, Preserve) > > { > > SS1, 1, > > SS2, 1, > > SS3, 1, > > SS4, 1, > > Offset (0x01), > > IOST, 16, > > SPIO, 16, > > PMBS, 16, > > PMLN, 8, > > SMBS, 16, > > SMLN, 8, > > IO1B, 16, > > IO1L, 8, > > IO2B, 16, > > IO2L, 8, > > TOPM, 32, > > ROMS, 32, > > > >Therefore one think to check is that IO2B is set correctly to point to > >the GPIO's, then look if the GPIO is configured as a GPO (not as a GPI). > > > >For checking if IO2B is correct: > >sudo dd if=/dev/mem bs=1c skip=536150130 count=2 | hexdump > > > Here it get's strange : > scotchmobil scotch # dd if=/dev/mem bs=1c skip=536150130 count=2 > dd: reading `/dev/mem': Bad address > 0+0 records in > 0+0 records out There is physical 512Mo RAM, isn't there? Or the DSDT have been overriden? How about a 'cat /proc/iomem'? -- Bruno Ducrot -- Which is worse: ignorance or apathy? -- Don't know. Don't care. - To unsubscribe from this list: send the line "unsubscribe linux-acpi" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html