Date: Mon, 02 Feb 2004 14:35:35 +0100 From: Marc van Kempen <marc@bowtie.nl> To: Jake Khuon <khuon@NEEBU.Net> Cc: freebsd-current@freebsd.org Subject: Re: APM panics Message-ID: <401E5227.2030804@bowtie.nl> In-Reply-To: <200402012253.i11MrQEP006609@Espresso.NEEBU.Net> References: <200402012253.i11MrQEP006609@Espresso.NEEBU.Net>
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Jake Khuon wrote: >I've been wrestling with this since last week and have tried to use ACPI but >I really do need to be able to suspend... something which ACPI doesn't >support on my IBM T30. I get the following when I issue the apm command >with the apm module loaded: > > kernel trap 9 with interrupts disabled > > > Fatal trap 9: general protection fault while in kernel mode > cpuid = 0; apic id = 00 > instruction pointer = 0x8:0xc067d0cb > stack pointer = 0x10:0xd4758a38 > frame pointer = 0x10:0xd4758a44 > code segment = base 0x0, limit 0xfffff, type 0x1b > = DPL 0, pres 1, def32 1, gran 1 > processor eflags = resume, IOPL = 0 > current process = 64 (apm) > trap number = 9 > panic: general protection fault > at line 821 in file /usr/src/sys/i386/i386/trap.c > cpuid = 0; > > > Hi Jake, I have an IBM R40 and got ACPI (sort of) running by doing the following: I got suspend/resume (with X running) working with ACPI by disabling glx in /etc/XF86Config and setting the following sysctl variables: hw.acpi.sleep_button_state=S3 hw.acpi.lid_switch_state=S3 However, after suspending and resuming, the ethernetcard hangs after transmitting several hundred kBs. Suspending/resuming resets the interface and makes it work again, however for the same short period of time as after the first suspend/resume. Regards, Marc.
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