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Date:      Sat, 24 Apr 1999 23:38:20 -0700 (PDT)
From:      Randy Bush <randy@psg.com>
To:        FreeBSD Laptoppers <freebsd-mobile@freebsd.org>
Subject:   vaio 3.1-pao 3c589 in time warp
Message-ID:  <m10bIYW-0008G4C@rip.psg.com>

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i built pao on a vaio 505tx over a 3.1-release (which worked well).

but packets sent to the pao host seem to undergo massive delay before they
are noticed.

i.e. look at a steady ping to the pao host as viewed from another host on
the same ether.

    oth:/usr/src# tcpdump host pao
    tcpdump: listening on fxp0
    23:19:52.350165 oth.xy > pao.xy: icmp: echo request
    23:19:53.359216 oth.xy > pao.xy: icmp: echo request
    23:19:54.369256 oth.xy > pao.xy: icmp: echo request
    23:19:55.379333 oth.xy > pao.xy: icmp: echo request
    23:19:56.389334 oth.xy > pao.xy: icmp: echo request
    23:19:57.399375 oth.xy > pao.xy: icmp: echo request
    23:19:58.409410 oth.xy > pao.xy: icmp: echo request
    23:19:59.419451 oth.xy > pao.xy: icmp: echo request
    23:20:00.429497 oth.xy > pao.xy: icmp: echo request
    23:20:01.439533 oth.xy > pao.xy: icmp: echo request
    23:20:02.449578 oth.xy > pao.xy: icmp: echo request
    23:20:03.459610 oth.xy > pao.xy: icmp: echo request
    23:20:04.469691 oth.xy > pao.xy: icmp: echo request
    23:20:05.479706 oth.xy > pao.xy: icmp: echo request
    23:20:06.489730 oth.xy > pao.xy: icmp: echo request
    23:20:07.499769 oth.xy > pao.xy: icmp: echo request
    23:20:07.880098 pao.xy > oth.xy: icmp: echo reply
    23:20:07.880194 pao.xy > oth.xy: icmp: echo reply
    23:20:07.880293 pao.xy > oth.xy: icmp: echo reply
    23:20:07.880392 pao.xy > oth.xy: icmp: echo reply
    23:20:07.880489 pao.xy > oth.xy: icmp: echo reply
    23:20:07.880588 pao.xy > oth.xy: icmp: echo reply
    23:20:07.880687 pao.xy > oth.xy: icmp: echo reply
    23:20:07.880789 pao.xy > oth.xy: icmp: echo reply
    23:20:07.880882 pao.xy > oth.xy: icmp: echo reply
    23:20:07.880982 pao.xy > oth.xy: icmp: echo reply
    23:20:07.881088 pao.xy > oth.xy: icmp: echo reply
    23:20:07.881183 pao.xy > oth.xy: icmp: echo reply
    23:20:07.881276 pao.xy > oth.xy: icmp: echo reply
    23:20:07.881375 pao.xy > oth.xy: icmp: echo reply
    23:20:07.881473 pao.xy > oth.xy: icmp: echo reply
    23:20:07.881571 pao.xy > oth.xy: icmp: echo reply
    23:20:08.509806 oth.xy > pao.xy: icmp: echo request
    23:20:09.519847 oth.xy > pao.xy: icmp: echo request
    23:20:09.878312 pao.xy > oth.xy: icmp: echo reply
    23:20:09.878408 pao.xy > oth.xy: icmp: echo reply
    23:20:10.529884 oth.xy > pao.xy: icmp: echo request
    23:20:11.539928 oth.xy > pao.xy: icmp: echo request
    23:20:11.878364 pao.xy > oth.xy: icmp: echo reply
    23:20:11.878458 pao.xy > oth.xy: icmp: echo reply
    23:20:12.549980 oth.xy > pao.xy: icmp: echo request
    23:20:13.560016 oth.xy > pao.xy: icmp: echo request

all echo requests eventually get responses.  it's just that they get very
serious delay.

here is the dmesg

    pao.xy:/root# dmesg
    Copyright (c) 1992-1999 FreeBSD Inc.
    Copyright (c) 1982, 1986, 1989, 1991, 1993
            The Regents of the University of California. All rights reserved.
    FreeBSD 3.1-RELEASE #0: Sat Apr 24 23:20:21 PDT 1999
        root@pao.xy:/usr/src/sys/compile/PAO
    Timecounter "i8254"  frequency 1193182 Hz
    CPU: Pentium/P55C (quarter-micron) (298.42-MHz 586-class CPU)
      Origin = "GenuineIntel"  Id = 0x582  Stepping=2
      Features=0x8001bf<FPU,VME,DE,PSE,TSC,MSR,MCE,CX8,MMX>
    real memory  = 134217728 (131072K bytes)
    avail memory = 127897600 (124900K bytes)
    Preloaded elf kernel "kernel" at 0xf0282000.
    Probing for devices on PCI bus 0:
    chip0: <Intel 82439TX System Controller (MTXC)> rev 0x01 on pci0.0.0
    chip1: <Intel 82371AB PCI to ISA bridge> rev 0x02 on pci0.7.0
    ide_pci0: <Intel PIIX4 Bus-master IDE controller> rev 0x01 on pci0.7.1
    chip2: <Intel 82371AB Power management controller> rev 0x02 on pci0.7.3
    vga0: <NeoMagic NM2160 laptop SVGA controller> rev 0x01 int a irq 9 on pci0.8.0
    pcic0: <Ricoh RL5C475 PCI-CardBus Brige> rev 0x00 int a irq 255 on pci0.10.0
    RL5C4XX PCI Config Reg: [CSC isa irq]
    Probing for devices on the ISA bus:
    sc0 on isa
    sc0: VGA color <4 virtual consoles, flags=0x0>
    atkbdc0 at 0x60-0x6f on motherboard
    atkbd0 irq 1 on isa
    psm0 irq 12 on isa
    psm0: model Generic PS/2 mouse, device ID 0
    sio0 at 0x3f8-0x3ff irq 4 flags 0x10 on isa
    sio0: type 16550A
    sio1 at 0x2f8-0x2ff irq 3 on isa
    sio1: type 16550A
    fdc0 at 0x3f0-0x3f7 irq 6 drq 2 on isa
    fdc0: FIFO enabled, 8 bytes threshold
    fd0: 1.44MB 3.5in
    wdc0 at 0x1f0-0x1f7 irq 14 on isa
    wdc0: unit 0 (wd0): <TOSHIBA MK6412MAT>
    wd0: 6194MB (12685680 sectors), 13424 cyls, 15 heads, 63 S/T, 512 B/S
    ppc0 at 0x378 irq 7 on isa
    ppc0: SMC-like chipset (ECP/EPP/PS2/NIBBLE) in COMPATIBLE mode
    ppc0: FIFO with 16/16/8 bytes threshold
    nlpt0: <generic printer> on ppbus 0
    nlpt0: Interrupt-driven port
    ep0 not found at 0x300
    wlp0 not found at 0x300
    pcic0 at 0x3e0-0x3e1 irq 11 on isa
    PC-Card ctlr(0) Ricoh RL5C475/476 [CardBus bridge mode] (5 mem & 2 I/O windows)
    pcic0: slot 0 controller I/O address 0x3e0
    vga0 at 0x3b0-0x3df maddr 0xa0000 msize 131072 on isa
    npx0 on motherboard
    npx0: INT 16 interface
    apm0 on isa
    apm: found APM BIOS version 1.2
    Intel Pentium detected, installing workaround for F00F bug
    changing root device to wd0s2a
    Card inserted, slot 0
    ep0: utp/bnc[*UTP*] address 00:a0:24:ac:89:33

and the syslog entry (line breaks added) is

    Apr 24 23:19:18 pao pccardd[55]: Card "3Com Corporation"("3C589") \
    [TP/BNC LAN Card Ver. 2a] [000002] matched "3Com Corporation" \
    ("3C589") [(null)] [(null)] 

i note that it does not say the 3c589's pccard.conf name, even though
pccard.conf has logger entries

    # 3Com Etherlink III 3C589, 3C589B, 3C589C, 3C589D
    card "3Com Corporation" "3C589"
            config  default "ep0" any
            insert  logger -s 3Com Etherlink III inserted
            insert  /etc/pccard_ether $device
            remove  logger -s 3Com Etherlink III removed
            remove  /etc/pccard_ether_remove $device

a netstat (with network address disguised out of sick habits) shows no
collisions or errors.  and it does work well un-pao.

    pao.xy:/root# netstat -in
    Name  Mtu   Network     Address          Ipkts Ierrs  Opkts Oerrs  Coll
    tun0* 1500  <Link>                           0     0      0     0     0
    lo0   16384 <Link>                           0     0      0     0     0
    lo0   16384 127         127.0.0.1            0     0      0     0     0
    ep0   1500  <Link>    00.a0.24.ac.89.33    884     0    135     0     0
    ep0   1500  666.42/24   666.42.0.38        884     0    135     0     0

it's like it's seeing, but not really seeing, the packets.

    pao.xy:/root# pccardc dumpcis 0
    Configuration data for card in slot 0
    Tuple #1, code = 0x1 (Common memory descriptor), length = 2
        000:  00 ff
            Common memory device information:
                    Device number 1, type No device, WPS = OFF
                    Speed = No speed, Memory block size = reserved, 32 units
    Tuple #2, code = 0x17 (Attribute memory descriptor), length = 3
        000:  43 02 ff
            Attribute memory device information:
                    Device number 1, type EEPROM, WPS = OFF
                    Speed = 150nS, Memory block size = 8Kb, 1 units
    Tuple #3, code = 0x20 (Manufacturer ID), length = 4
        000:  01 01 89 05
            PCMCIA ID = 0x101, OEM ID = 0x589
    Tuple #4, code = 0x21 (Functional ID), length = 2
        000:  06 00
            Network/LAN adapter
    Tuple #5, code = 0x15 (Version 1 info), length = 57
        000:  04 01 33 43 6f 6d 20 43 6f 72 70 6f 72 61 74 69
        010:  6f 6e 00 33 43 35 38 39 00 54 50 2f 42 4e 43 20
        020:  4c 41 4e 20 43 61 72 64 20 56 65 72 2e 20 32 61
        030:  00 30 30 30 30 30 32 00 ff
            Version = 4.1, Manuf = [3Com Corporation], card vers = [3C589]
            Addit. info = [TP/BNC LAN Card Ver. 2a],[000002]
    Tuple #6, code = 0x1a (Configuration map), length = 6
        000:  02 03 00 00 01 03
            Reg len = 3, config register addr = 0x10000, last config = 0x3
            Registers: XX------ 
    Tuple #7, code = 0x1b (Configuration entry), length = 15
        000:  c1 01 1d 71 55 35 55 54 e0 72 5d 64 30 ff ff
            Config index = 0x1(default)
            Interface byte = 0x1 (I/O)
            Vcc pwr:
                    Nominal operating supply voltage: 5 x 1V
                    Max current average over 1 second: 3 x 10mA
                    Max current average over 10 ms: 5 x 10mA
                    Power down supply current: 5 x 1mA
            Wait scale Speed = 7.0 x 100 ns
            RDY/BSY scale Speed = 5.0 x 100 us
            Card decodes 4 address lines, full 8/16 Bit I/O
                    IRQ modes: Level
                    IRQs:  0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
    Tuple #8, code = 0x1b (Configuration entry), length = 7
        000:  03 01 71 55 26 26 54
            Config index = 0x3
            Vcc pwr:
                    Nominal operating supply voltage: 5 x 1V
                    Max current average over 1 second: 2 x 100mA
                    Max current average over 10 ms: 2 x 100mA
                    Power down supply current: 5 x 1mA
    Tuple #9, code = 0x19 (JEDEC descr for attribute memory), length = 3
        000:  00 00 ff
    Tuple #10, code = 0x14 (No link), length = 0
    Tuple #11, code = 0x10 (Checksum), length = 5
        000:  89 ff 80 00 00
            Checksum from offset 65417, length 128, value is 0x0
    Tuple #12, code = 0xff (Terminator), length = 0
    1 slots found

any clues appreciated.

randy


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