Date: Thu, 20 Jan 2005 14:24:26 -0800 From: Dave Walton <dwalton@acm.org> To: Gleb Smirnoff <glebius@freebsd.org> Cc: freebsd-mobile@freebsd.org Subject: Re: Trouble with APM suspend in 5.3-R Message-ID: <41F02F9A.40201@acm.org> In-Reply-To: <20050120092812.GB16150@cell.sick.ru> References: <41EF6101.7010008@acm.org> <20050120092812.GB16150@cell.sick.ru>
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Gleb Smirnoff wrote:
> On Wed, Jan 19, 2005 at 11:42:57PM -0800, Dave Walton wrote:
> D> I've been unable to get APM suspend/resume to work with 5.3-R on my
> D> Thinkpad 770Z. As released, 'apm -z' causes a lockup (it worked fine in
> D> 4.x). Revision 1.233 of ata-all.c fixes that, and 'apm -z' now causes
> D> the system to properly suspend to disk, as it had before. However, when
> D> the system resumes, it spits out three errors regarding pir0, then
> D> panics. This happens with or without your patch applied to ata-all.c.
>
> pir0? What's that?
Based on dmesg output, it's PCI Interrupt Routing Table. Whatever that is.
> Anyway this should be another issue, then ATA. Can you pls show exact errors?
>
Andrew Belashov posted a patch that removes the pir0 errors, but didn't
fix the panic. Here is what now appears on the screen when I resume. I
hope it makes more sense to you than it does to me.
----------------------------------------------------------------------
kernel trap 12 with interrupts disabled
fatal trap 12: page fault while in kernel mode
fault virtual address = 0x8
fault code = supervisor read, page not present
instruction pointer = 0x8:0xc061ed2e
stack pointer = 0x10:0xcde52ac8
frame pointer = 0x10:0xcde52ac8
code segment = base 0x8, limit 0xfffff, type 0x1b
= DPL 0, pres 1, def32 1, gran 1
processor eflags = resume, IOPL = 0
current process = 28 (swi5: clock sio)
trap number = 12
panic: page fault
Uptime: 1m30s
Cannot dump. No dump device defined.
Automatic reboot in 15 seconds - press a key on the console to abort
--> Press a key on the console to reboot.
--> or switch of the system now.
----------------------------------------------------------------------
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