Date: Wed, 6 May 1998 11:05:25 +0200 (SAT) From: John Hay <jhay@mikom.csir.co.za> To: vanmaren@fast.cs.utah.edu (Kevin Van Maren) Cc: freebsd-smp@FreeBSD.ORG Subject: Re: FreeBSD on Quad SMP Message-ID: <199805060905.LAA08683@zibbi.mikom.csir.co.za> In-Reply-To: <199805060528.XAA03942@fast.cs.utah.edu> from Kevin Van Maren at "May 5, 98 11:28:16 pm"
next in thread | previous in thread | raw e-mail | index | archive | help
> I installed NT Server 4.0 today to see if it had any problems running. > Workstation only found 2 processors, but server found and used all 4 CPUs. > The BIOS did have 1.4 selected; mptable likes the BIOS set on 1.1 better, > though. I've included the latest output, although the SMP kernel > still doesn't work. > > ==== > mptable -verbose -dmesg > ... > > MP Config Base Table Entries: > > -- > Processors: APIC ID Version State Family Model Step Flags > 0 0x11 BSP, usable 6 1 9 0xfbff > 1 0x11 AP, usable 6 1 9 0xfbff > 2 0x11 AP, usable 6 1 9 0xfbff > 3 0x11 AP, usable 6 1 9 0xfbff ... > -- > I/O APICs: APIC ID Version State Address > 2 0x11 usable 0xfec00000 > ... > > Any feedback on what the problem is and/or what to do? > I'd call AMI in a heartbeet if NT had failed, but it seemed to work. > I think that is because of the APIC ID clash. Your third processor and the I/O APIC have the same ID. According to the MP spec it is the job of the operating system to make sure that there are no id clashes and to change the id of the I/O APIC if it does clash. (section 3.6.6 in the mp spec v1.4) So it is probably FreeBSD's job to move it. John -- John Hay -- John.Hay@mikom.csir.co.za To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-smp" in the body of the message
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?199805060905.LAA08683>