Date: Tue, 18 Sep 2007 11:13:05 -0700 From: Nate Lawson <nate@root.org> To: Jung-uk Kim <jkim@FreeBSD.org> Cc: freebsd-acpi@FreeBSD.org Subject: Re: ACPI error on Compaq nc6220, FreeBSD 7.0 Message-ID: <46F01531.2000207@root.org> In-Reply-To: <200709131424.05193.jkim@FreeBSD.org> References: <325305250709010712n4bd0d62l9a144572441cf3dc@mail.gmail.com> <325305250709131059g6b73cf51o9dc9e09d7e0c2800@mail.gmail.com> <200709131416.21302.jkim@FreeBSD.org> <200709131424.05193.jkim@FreeBSD.org>
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Jung-uk Kim wrote: > [Sorry for the previous empty reply.] > > On Thursday 13 September 2007 02:16 pm, Jung-uk Kim wrote: >> On Thursday 13 September 2007 01:59 pm, Denis wrote: >>> On 9/13/07, Jung-uk Kim <jkim@freebsd.org> wrote: >>>> Please remove spinlock_enter() and spinlock_exit() from >>>> OsdSynch.c and retry. >>> So I applied your patch, Nate's patch, removed spinlock_enter() >>> and spinlock_exit() from OsdSynch.c and tried to to play a little >>> with booting with ACPI: >>> For the first time I could boot with ACPI and login to the >>> system. But after several minutes I was unable to enter any >>> symbol from the keyboard, however was able to switch between >>> consoles (alt+Fx). >>> >>> Couple times got kernel panic: >>> --- >>> panic: _sx_xlock_hard: recursed on non recursive sx ACPI embedded >>> controller @ >>> /usr/src/sys/modules/acpi/acpi/../../../acpica/acpi_ec.c:209 >>> >>> cpuid = 0 >>> KDB: enter: panic >>> [thread: pid 8 tid 100018 ] >>> Stopped at kbd_enter+0x32: leave >>> db> >>> --- > > Actually I am seeing the same problem. > > Nate, > > sx lock is recursing during AcpiInstallAddressSpaceHandler() -> > EcSpaceHandler(). Can you take a look at it? I updated the EC patches to version D and reposted, please use those instead. Thanks to Jung-uk for pointing out the problem. -Nate
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