Date: Thu, 4 Dec 2008 17:45:14 -0500 From: John Baldwin <jhb@freebsd.org> To: Roman Divacky <rdivacky@freebsd.org> Cc: freebsd-current@freebsd.org Subject: Re: atrtc0: Warnings about mappings of I/O and interrupt Message-ID: <200812041745.14587.jhb@freebsd.org> In-Reply-To: <20081204220438.GA17059@freebsd.org> References: <20081120171325.GA53026@freebsd.org> <200812041424.13298.jhb@freebsd.org> <20081204220438.GA17059@freebsd.org>
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On Thursday 04 December 2008 05:04:38 pm Roman Divacky wrote: > On Thu, Dec 04, 2008 at 02:24:13PM -0500, John Baldwin wrote: > > On Thursday 20 November 2008 12:13:25 pm Roman Divacky wrote: > > > hi > > > > > > I upgraded from roughly 10 days old -CURRENT to this: > > > > > > FreeBSD witten 8.0-CURRENT FreeBSD 8.0-CURRENT #55: Wed Nov 19 23:23:49 CET > > 2008 > > > root@witten:/usr/obj/usr/src/sys/MYKERNEL i386 > > > > > > and I am getting this at boot: > > > > > > atrtc0: <AT Real Time Clock> at port 0x70 irq 8 on isa0 > > > atrtc0: Warning: Couldn't map I/O. > > > atrtc0: Warning: Couldn't map Interrupt. > > > > > > the booting itself works fine and I dont see any odd effects. > > > > The driver is just a stub anyway. Do you have any atrtc0 hints, and can you > > grab the output for the 'atrtc0' device from 'devinfo -r'? > > witten ~# grep atrtc /boot/device.hints > hint.atrtc.0.at="isa" > hint.atrtc.0.port="0x70" > hint.atrtc.0.irq="8" > > (but that's the default I believe) > > devinfo -r shows "empty" atrtc0 but: > > atrtc1 > Interrupt request lines: > 8 > I/O ports: > 0x70-0x71 > > any more info I can provide? Hmmmm, that should have worked fine in that atrtc1 should have taken over the 'atrtc0' hints. If you don't mind, can you add some debugging printfs to acpi_hint_device_unit() (maybe only do them if the 'name' parameter is "atrtc" to avoid clutter). -- John Baldwin
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