Date: Sat, 22 May 2004 10:21:59 -0700 (PDT) From: Nate Lawson <nate@root.org> To: Tim Robbins <tjr@freebsd.org> Cc: current@freebsd.org Subject: Re: ACPI breakage Message-ID: <20040522102026.G58631@root.org> In-Reply-To: <20040522040750.GA1345@cat.robbins.dropbear.id.au> References: <20040521112116.GA751@cat.robbins.dropbear.id.au> <20040521151505.GA1784@cat.robbins.dropbear.id.au> <20040522040750.GA1345@cat.robbins.dropbear.id.au>
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On Sat, 22 May 2004, Tim Robbins wrote: > On Sat, May 22, 2004 at 01:15:05AM +1000, Tim Robbins wrote: > > On Fri, May 21, 2004 at 10:43:01AM -0400, John Baldwin wrote: > > > > > On Friday 21 May 2004 07:21 am, Tim Robbins wrote: > > > > Hi, > > > > > > > > On trying to boot a recent CURRENT kernel on one of my machines (i386 > > > > kernel, Pentium III (Katmai) 500 MHz CPU, Abit BH6 motherboard), I get a > > > > panic: ... > > > > pcib1: <PCI-PCI bridge> at device 1.0 on pci0 > > > > pci1: <ACPI PCI bus> on pcib1 > > > > pcib0: slot 1 INTA is routed to irq 12 > > > > pcib1: slot 0 INTA is routed to irq 12 > > > > > > > > Fatal trap 12: page fault while in kernel mode > > > > fault virtual address = 0x15 > > > > > > You shouldn't have an ACPI PCI bus as the child of a PCI bus. What happens if > > > you revert rev 1.65 of sys/dev/acpica/acpivar.h? > > > > It turns out that I reverted acpivar.h to rev. 1.64 when I reverted > > acpi_ec.c to 1.47. I'll try acpi_ec.c 1.49 + acpivar.h 1.64 and report > > back on the results. > > Just following up on this: I built two otherwise identical kernels, one with > acpivar.h revision 1.64, and one with revision 1.65. The kernel with 1.64 > worked fine, but the kernel with 1.65 panicked while probing PCI busses. Reverted. Thanks to you and peadar@ for testing this. I'm sorry I didn't address this earlier (was out of town). The EC should be fine but the bus accessor macros were not correct. I'm very sorry to cause this trouble. -Nate
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