From owner-freebsd-smp Tue May 18 21:10:18 1999 Delivered-To: freebsd-smp@freebsd.org Received: from munin.odin-corporation.com (fredriks-2.pr.mcs.net [205.164.50.242]) by hub.freebsd.org (Postfix) with ESMTP id 3E1E414E07; Tue, 18 May 1999 21:09:40 -0700 (PDT) (envelope-from lars@odin-corporation.com) Received: from odin-corporation.com (localhost [127.0.0.1]) by munin.odin-corporation.com (8.9.3/8.9.1) with ESMTP id XAA02819; Tue, 18 May 1999 23:09:39 -0500 (CDT) (envelope-from lars@odin-corporation.com) Message-ID: <37423982.56A18CA8@odin-corporation.com> Date: Tue, 18 May 1999 23:09:39 -0500 From: Lars Fredriksenshow_toolbar Organization: Odin Corporation X-Mailer: Mozilla 4.51 [en] (X11; U; FreeBSD 4.0-CURRENT i386) X-Accept-Language: no, en MIME-Version: 1.0 To: Gary Palmer Cc: smp@FreeBSD.ORG Subject: Re: Interrupts and SMP References: <61206.927077402@noop.colo.erols.net> Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: owner-freebsd-smp@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org Gary Palmer wrote: > Lars Fredriksenshow_toolbar wrote in message ID > <3741E3F3.4A75F45@odin-corporation.com>: > > My SuperMicro P6PNE Dual PPro motherboard still doesn't seem to be > > able to do SMP with a kernel as of 4am this morning. It appears to be a > > problem with interrupts from the SCSI controllers not being seen after > > the second CPU is launched (the same kernel in UP mode runs just fine). > > Breaking into the kernel debugger once I start seeing the scsi driver > > complain about timeouts show that I am in the idle loop and the only > > process running is the swapper. > > Which SCSI controller? It wouldn't happen to be one of the older > 3940's with a PCI bridge, would it? > ahc0: at device 19.0 on pci0 ahc0: aic7870 Wide Channel A, SCSI Id=7, 16/255 SCBs ahc0: interrupting at irq 11 ahc1: at device 20.0 on pci0 ahc1: aic7880 Wide Channel A, SCSI Id=7, 16/255 SCBs ahc1: interrupting at irq 5 On irq 11, I also have de0: at device 18.0 on pci0 de0: interrupting at irq 11 and the vga controller (as reported by BIOS mind you) On irq 5, I also have uhci0: interrupting at irq 5 Now, the behaviour is the same if I disable the USB or not. Again, the same kernel config (minus the SMP stuff of course) runs just fine in UP mode. Heck, here is the dmesg output with a kernel that showed the same symptoms, but is two weeks older: Copyright (c) 1992-1999 The FreeBSD Project. Copyright (c) 1982, 1986, 1989, 1991, 1993 The Regents of the University of California. All rights reserved. FreeBSD 4.0-CURRENT #0: Thu May 6 14:32:13 CDT 1999 lars@fredriks-2.pr.mcs.net:/u/lars/sandbox3/current_0504/src/sys/compile/LUD VIG.40.GUS.PRO.UP Timecounter "i8254" frequency 1193182 Hz Timecounter "TSC" frequency 199432844 Hz CPU: Pentium Pro (199.43-MHz 686-class CPU) Origin = "GenuineIntel" Id = 0x619 Stepping=9 Features=0xfbff real memory = 134217728 (131072K bytes) avail memory = 127287296 (124304K bytes) Preloaded elf kernel "kernel.up" at 0xc0338000. Pentium Pro MTRR support enabled, default memory type is uncacheable ccd0-3: Concatenated disk drivers Probing for PnP devices: CSN 1 Vendor ID: GRV0001 [0x0100561e] Serial 0x00004e88 Comp ID: PNPb02f [0x2fb0 d041] npx0: on motherboard npx0: INT 16 interface pcib0: on motherboard pci0: on pcib0 fredriks-2# dmesg Copyright (c) 1992-1999 The FreeBSD Project. Copyright (c) 1982, 1986, 1989, 1991, 1993 The Regents of the University of California. All rights reserved. FreeBSD 4.0-CURRENT #0: Thu May 6 14:32:13 CDT 1999 lars@fredriks-2.pr.mcs.net:/u/lars/sandbox3/current_0504/src/sys/compile/LUDVIG.40.GUS.PRO.UP Timecounter "i8254" frequency 1193182 Hz Timecounter "TSC" frequency 199432844 Hz CPU: Pentium Pro (199.43-MHz 686-class CPU) Origin = "GenuineIntel" Id = 0x619 Stepping=9 Features=0xfbff real memory = 134217728 (131072K bytes) avail memory = 127287296 (124304K bytes) Preloaded elf kernel "kernel.up" at 0xc0338000. Pentium Pro MTRR support enabled, default memory type is uncacheable ccd0-3: Concatenated disk drivers Probing for PnP devices: CSN 1 Vendor ID: GRV0001 [0x0100561e] Serial 0x00004e88 Comp ID: PNPb02f [0x2fb0d041] npx0: on motherboard npx0: INT 16 interface pcib0: on motherboard pci0: on pcib0 Correcting Natoma config for non-SMP chip0: at device 0.0 on pci0 isab0: at device 7.0 on pci0 ata-pci0: at device 7.1 on pci0 ata-pci0: Busmastering DMA supported ata0 at 0x01f0 irq 14 on ata-pci0 uhci0: at device 7.2 on pci0 uhci0: interrupting at irq 5 usb0: on uhci0 uhub0 at usb0 uhub0: Intel UHCI root hub, class 9/0, rev 1.00/1.00, addr 1 uhub0: 2 ports with 2 removable, self powered de0: at device 18.0 on pci0 de0: interrupting at irq 11 de0: SMC 9332BDT 21140A [10-100Mb/s] pass 2.0 de0: address 00:e0:29:05:7b:93 ahc0: at device 19.0 on pci0 ahc0: aic7870 Wide Channel A, SCSI Id=7, 16/255 SCBs ahc0: interrupting at irq 11 ahc1: at device 20.0 on pci0 ahc1: aic7880 Wide Channel A, SCSI Id=7, 16/255 SCBs ahc1: interrupting at irq 5 isa0: on motherboard fdc0: interrupting at irq 6 fdc0: at port 0x3f0-0x3f7 irq 6 drq 2 on isa0 fdc0: FIFO enabled, 8 bytes threshold fd0: <1440-KB 3.5" drive> at fdc0 drive 0 sio0 at port 0x3f8-0x3ff irq 4 flags 0x10 on isa0 sio0: type 16550A sio0: interrupting at irq 4 sio1 at port 0x2f8-0x2ff irq 3 on isa0 sio1: type 16550A sio1: interrupting at irq 3 sio2 at port 0x3e8-0x3ef irq 9 flags 0x20000 on isa0 sio2: type ST16650A sio2: interrupting at irq 9 sio3 at port 0x2e8-0x2ef irq 10 flags 0x20000 on isa0 sio3: type ST16650A sio3: interrupting at irq 10 atkbdc0: at port 0x60 on isa0 atkbd0: on atkbdc0 atkbd0: interrupting at irq 1 psm0: on atkbdc0 psm0: model Generic PS/2 mouse, device ID 0 psm0: interrupting at irq 12 vga0: on isa0 sc0: on isa0 sc0: VGA color <4 virtual consoles, flags=0x0> Checking for GUS Plug-n-Play ... Board Vendor ID: GRV0001 Board Serial Number: 00004e88 gus0 at port 0x220 irq 15 drq 5 on isa0 snd0: snd0: gus0: interrupting at irq 15 ppc0 at port 0x378-0x37f irq 7 on isa0 ppc0: PC87306 chipset (ECP/NIBBLE) in COMPATIBLE mode ppc0: FIFO with 16/16/8 bytes threshold plip0: on ppbus 0 ppi0: on ppbus 0 lppps0: on ppbus 0 ppc0: interrupting at irq 7 ata0: unwanted interrupt 1 status = 01 afd0: rewriteable drive at ata0 as master afd0: 120MB (246528 sectors), 963 cyls, 8 heads, 32 S/T, 512 B/S afd0: Unknown media (0x0) Waiting 8 seconds for SCSI devices to settle de0: enabling 10baseT port This motherboard is one of those where the mptable doesn't seem to be what we expect: bogus MP table, 3 IO APIC pins connected to the same PCI device or ISA/EISA interrupt APIC_IO: Testing 8254 interrupt delivery APIC_IO: Broken MP table detected: 8254 is not connected to IO APIC int pin 2 APIC_IO: routing 8254 via 8259 on pin 0 And the mptable looks like this: =============================================================================== MPTable, version 2.0.15 ------------------------------------------------------------------------------- MP Floating Pointer Structure: location: BIOS physical address: 0x000fb860 signature: '_MP_' length: 16 bytes version: 1.4 checksum: 0x56 mode: Virtual Wire ------------------------------------------------------------------------------- MP Config Table Header: physical address: 0x000f7bc0 signature: 'PCMP' base table length: 268 version: 1.4 checksum: 0xbd OEM ID: 'INTEL ' Product ID: '440FX ' OEM table pointer: 0x00000000 OEM table size: 0 entry count: 25 local APIC address: 0xfee00000 extended table length: 8 extended table checksum: 117 ------------------------------------------------------------------------------- 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 7 0xfbff -- Bus: Bus ID Type 0 PCI 1 ISA -- I/O APICs: APIC ID Version State Address 2 0x11 usable 0xfec00000 -- I/O Ints: Type Polarity Trigger Bus ID IRQ APIC ID PIN# ExtINT conforms conforms 1 0 2 0 INT conforms conforms 1 1 2 1 INT conforms conforms 1 0 2 2 INT conforms conforms 1 3 2 3 INT conforms conforms 1 4 2 4 INT conforms conforms 1 6 2 6 INT conforms conforms 1 7 2 7 INT conforms conforms 1 8 2 8 INT conforms conforms 1 9 2 9 INT conforms conforms 1 10 2 10 INT conforms conforms 1 12 2 12 INT conforms conforms 1 13 2 13 INT conforms conforms 1 14 2 14 INT conforms conforms 1 15 2 20 INT active-lo level 1 11 2 16 INT active-lo level 1 11 2 17 INT active-lo level 1 11 2 18 INT active-lo level 1 5 2 19 -- Local Ints: Type Polarity Trigger Bus ID IRQ APIC ID PIN# ExtINT conforms conforms 0 0:A 255 0 NMI conforms conforms 0 0:A 255 1 ------------------------------------------------------------------------------- MP Config Extended Table Entries: -- bus ID: 1 bus info: 0x01 parent bus ID: 0 ------------------------------------------------------------------------------- # SMP kernel config file options: # Required: options SMP # Symmetric MultiProcessor Kernel options APIC_IO # Symmetric (APIC) I/O # Optional (built-in defaults will work in most cases): #options NCPU=2 # number of CPUs #options NBUS=2 # number of busses #options NAPIC=1 # number of IO APICs #options NINTR=24 # number of INTs =============================================================================== Ring a bell ??? Lars > > Gary > -- > Gary Palmer FreeBSD Core Team Member > FreeBSD: Turning PC's into workstations. See http://www.FreeBSD.ORG/ for info > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-smp" in the body of the message To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-smp" in the body of the message