Date: Mon, 22 Jan 2007 09:37:54 -0500 From: John Baldwin <jhb@freebsd.org> To: freebsd-acpi@freebsd.org Subject: Re: acpi panic Message-ID: <200701220937.55214.jhb@freebsd.org> In-Reply-To: <fa8771800701211915g5e9bdee3v6232cfd1350d1c92@mail.gmail.com> References: <fa8771800701211915g5e9bdee3v6232cfd1350d1c92@mail.gmail.com>
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On Sunday 21 January 2007 22:15, j w wrote: > Hello > I'm installing FreeBSD 6.2 (first time experience) on an oldish > computer and got this ACPI panic when booting the install CD: > > ACPI APIC Table: <ASUS P2B-D> > Timecounter "i8254" frequency 1193182 Hz quality 0 > CPU Pentium III/Pentium III Xeon/Celeron (551.25-MHz 686-class CPU) > Origin = "GenuineIntel" Id = 0x673 Stepping = 3 > Features = 0x383fbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,MMX,FXSR,SSE> > real memory = 536858624 (511 MB) > avail memory = 511750144 (488 MB) > ACPI disabled by blacklist. Contact your BIOS vendor. > MADT: ACPI Startup failed with AE_ERROR > Try disabling either ACPI or apic support. > panic: using MADT but ACPI doesn't work > Uptime: 1s > Automatic reboot in 15 seconds - press a key on the console to abort > > Booting with ACPI disabled works ok, so no big deal > > I take it the "blacklist" warning means that this hardware's ACPI just > isn't supported currently? Yes. We don't support really old BIOS versions as ACPI was generally very buggy in older BIOSes. > And what does the "contact your BIOS vendor" message mean? Is this > something that can be fixed by upgrading firmware/BIOS? A BIOS upgrade might fix it, yes. However, if the machine works fine with ACPI disabled then it might not be worth the hassle. -- John Baldwin
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