From owner-freebsd-scsi  Wed Jun 12 18:57:29 2002
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Date: Wed, 12 Jun 2002 21:57:05 -0400
From: Long Le <le@cs.unc.edu>
Organization: Computer Science Dept. University of North Carolina at Chapel Hill
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To: freebsd-scsi@freebsd.org
Subject: Problem with aic7892 in 4.5-Release
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Hi,

When there are some intensive accesses to the hard drive, my machine
would stall for a few minutes. After that, there are some messages
on the console:

Jun  2 00:03:42 goldberg /kernel: ahc0: Dumping Card State while idle,
at SEQADDR 0x8
Jun  2 00:03:42 goldberg /kernel: ACCUM = 0x4, SINDEX = 0x64, DINDEX =
0x65, ARG_2 = 0x8
Jun  2 00:03:42 goldberg /kernel: HCNT = 0x0
Jun  2 00:03:42 goldberg /kernel: SCSISEQ = 0x12, SBLKCTL = 0xa
Jun  2 00:03:42 goldberg /kernel: DFCNTRL = 0x0, DFSTATUS = 0x89
Jun  2 00:03:42 goldberg /kernel: LASTPHASE = 0x1, SCSISIGI = 0x0,
SXFRCTL0 = 0x80
Jun  2 00:03:42 goldberg /kernel: SSTAT0 = 0x0, SSTAT1 = 0x8
Jun  2 00:03:42 goldberg /kernel: SCSIPHASE = 0x0
Jun  2 00:03:42 goldberg /kernel: STACK == 0x3, 0x175, 0x160, 0x0
Jun  2 00:03:42 goldberg /kernel: SCB count = 170
Jun  2 00:03:42 goldberg /kernel: Kernel NEXTQSCB = 65
Jun  2 00:03:42 goldberg /kernel: Card NEXTQSCB = 65
Jun  2 00:03:42 goldberg /kernel: QINFIFO entries: 
Jun  2 00:03:42 goldberg /kernel: Waiting Queue entries: 
Jun  2 00:03:42 goldberg /kernel: Disconnected Queue entries: 26:32 3:4
6:103 29:36 28:104 25:167 18:23 4:13 0:105 24:92 
Jun  2 00:03:42 goldberg /kernel: QOUTFIFO entries: 
Jun  2 00:03:42 goldberg /kernel: Sequencer Free SCB List: 7 13 5 31 15
12 2 19 20 27 23 17 1 8 11 21 16 14 30 9 22 10 
Jun  2 00:03:42 goldberg /kernel: Pending list: 32, 4, 103, 36, 104,
167, 23, 13, 105, 92
Jun  2 00:03:42 goldberg /kernel: Kernel Free SCB list: 94 49 46 89 0
125 126 7 102 52 82 41 24 10 116 114 61 12 9 108 93 118 54 59 79 17 64
101 26 77 123 62 40 31 39 19 47 117 112 88 16 86 80 28 73 74 111 45 5
113 75 35 124 122 107 60 100 68 63 42 48 90 96 22 119 83 129 50 15 44
115 29 110 56 71 20 95 98 57 55 30 66 1 51 43 72 67 37 97 58 70 99 81 69
27 53 21 106 91 128 2 38 76 85 109 14 18 127 87 6 84 11 25 8 33 34 3 78
121 168 169 150 151 152 153 154 155 156 157 158 159 140 141 142 143 144
145 146 147 148 149 130 131 132 133 134 135 136 137 138 139 120 166 165
164 163 162 161 160 
Jun  2 00:03:42 goldberg /kernel: sg[0] - Addr 0xca80000 : Length 8192
Jun  2 00:03:43 goldberg /kernel: sg[1] - Addr 0xcaa2000 : Length 8192
Jun  2 00:03:43 goldberg /kernel: (da0:ahc0:0:0:0): Queuing a BDR SCB
Jun  2 00:03:43 goldberg /kernel: (da0:ahc0:0:0:0): Bus Device Reset
Message Sent
Jun  2 00:03:43 goldberg /kernel: (da0:ahc0:0:0:0): no longer in
timeout, status = 34b
Jun  2 00:03:43 goldberg /kernel: ahc0: Bus Device Reset on A:0. 10 SCBs
aborted

Any help or suggestion would be very much apprecitated.

Please kindly cc' your reply to me since I'm not on the list.

Thanks,
-- long

Jun  2 01:51:32 goldberg /kernel: Copyright (c) 1992-2002 The FreeBSD
Project.
Jun  2 01:51:32 goldberg /kernel: Copyright (c) 1979, 1980, 1983, 1986,
1988, 1989, 1991, 1992, 1993, 1994
Jun  2 01:51:32 goldberg /kernel: The Regents of the University of
California. All rights reserved.
Jun  2 01:51:32 goldberg /kernel: FreeBSD 4.5-RELEASE #0: Fri May 24
00:45:06 EDT 2002
Jun  2 01:51:32 goldberg /kernel:
root@puck.cs.unc.edu:/usr/src/sys/compile/DIRT
Jun  2 01:51:32 goldberg /kernel: Timecounter "i8254"  frequency 1193182
Hz
Jun  2 01:51:32 goldberg /kernel: CPU: Pentium III/Pentium III
Xeon/Celeron (999.53-MHz 686-class CPU)
Jun  2 01:51:32 goldberg /kernel: Origin = "GenuineIntel"  Id = 0x686 
Stepping = 6
Jun  2 01:51:32 goldberg /kernel:
Features=0x383fbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,MMX,FXSR,SSE>
Jun  2 01:51:32 goldberg /kernel: real memory  = 1073664000 (1048500K
bytes)
Jun  2 01:51:32 goldberg /kernel: config> di aic0
Jun  2 01:51:32 goldberg /kernel: config> q
Jun  2 01:51:32 goldberg /kernel: avail memory = 1040138240 (1015760K
bytes)
Jun  2 01:51:32 goldberg /kernel: Preloaded elf kernel "kernel" at
0xc04cc000.
Jun  2 01:51:32 goldberg /kernel: Preloaded userconfig_script
"/boot/kernel.conf" at 0xc04cc09c.
Jun  2 01:51:32 goldberg /kernel: Pentium Pro MTRR support enabled
Jun  2 01:51:32 goldberg /kernel: md0: Malloc disk
Jun  2 01:51:32 goldberg /kernel: npx0: <math processor> on motherboard
Jun  2 01:51:32 goldberg /kernel: npx0: INT 16 interface
Jun  2 01:51:32 goldberg /kernel: pcib0: <ServerWorks NB6635 3.0LE host
to PCI bridge> on motherboard
Jun  2 01:51:32 goldberg /kernel: pci0: <PCI bus> on pcib0
Jun  2 01:51:32 goldberg /kernel: pci0: <S3 Savage 4 graphics
accelerator> at 1.0
Jun  2 01:51:32 goldberg /kernel: fxp0: <Intel Pro 10/100B/100+
Ethernet> port 0x2000-0x203f mem
0xfea00000-0xfeafffff,0xfeb7f000-0xfeb7ffff irq 15 at device 2.0 on pci0
Jun  2 01:51:32 goldberg /kernel: fxp0: Ethernet address
00:02:55:d4:9f:74
Jun  2 01:51:32 goldberg /kernel: inphy0: <i82555 10/100 media
interface> on miibus0
Jun  2 01:51:32 goldberg /kernel: inphy0:  10baseT, 10baseT-FDX,
100baseTX, 100baseTX-FDX, auto
Jun  2 01:51:32 goldberg /kernel: xl0: <3Com 3c905B-TX Fast Etherlink
XL> port 0x2080-0x20ff mem 0xfeb7ec00-0xfeb7ec7f irq 10 at device 9.0 on
pci0
Jun  2 01:51:32 goldberg /kernel: xl0: Ethernet address:
00:01:02:ed:b0:0c
Jun  2 01:51:32 goldberg /kernel: miibus1: <MII bus> on xl0
Jun  2 01:51:32 goldberg /kernel: xlphy0: <3Com internal media
interface> on miibus1
Jun  2 01:51:32 goldberg /kernel: xlphy0:  10baseT, 10baseT-FDX,
100baseTX, 100baseTX-FDX, auto
Jun  2 01:51:32 goldberg /kernel: xl1: <3Com 3c905B-TX Fast Etherlink
XL> port 0x2100-0x217f mem 0xfeb7e800-0xfeb7e87f irq 11 at device 10.0
on pci0
Jun  2 01:51:32 goldberg /kernel: xl1: Ethernet address:
00:01:02:ed:b6:3a
Jun  2 01:51:32 goldberg /kernel: miibus2: <MII bus> on xl1
Jun  2 01:51:32 goldberg /kernel: xlphy1: <3Com internal media
interface> on miibus2
Jun  2 01:51:32 goldberg /kernel: xlphy1:  10baseT, 10baseT-FDX,
100baseTX, 100baseTX-FDX, auto
Jun  2 01:51:32 goldberg /kernel: isab0: <ServerWorks IB6566 PCI to ISA
bridge> at device 15.0 on pci0
Jun  2 01:51:32 goldberg /kernel: isa0: <ISA bus> on isab0
Jun  2 01:51:32 goldberg /kernel: atapci0: <ServerWorks ROSB4 ATA33
controller> port 0x700-0x70f at device 15.1 on pci0
Jun  2 01:51:32 goldberg /kernel: ata0: at 0x1f0 irq 14 on atapci0
Jun  2 01:51:32 goldberg /kernel: ohci0: <OHCI (generic) USB controller>
mem 0xfeb7d000-0xfeb7dfff irq 10 at device 15.2 on pci0
Jun  2 01:51:32 goldberg /kernel: usb0: OHCI version 1.0, legacy support
Jun  2 01:51:32 goldberg /kernel: usb0: <OHCI (generic) USB controller>
on ohci0
Jun  2 01:51:32 goldberg /kernel: usb0: USB revision 1.0
Jun  2 01:51:32 goldberg /kernel: uhub0: (unknown) OHCI root hub, class
9/0, rev 1.00/1.00, addr 1
Jun  2 01:51:32 goldberg /kernel: uhub0: 4 ports with 4 removable, self
powered
Jun  2 01:51:32 goldberg /kernel: pcib1: <ServerWorks NB6635 3.0LE host
to PCI bridge> on motherboard
Jun  2 01:51:32 goldberg /kernel: pci1: <PCI bus> on pcib1
Jun  2 01:51:32 goldberg /kernel: ahc0: <Adaptec aic7892 Ultra160 SCSI
adapter> port 0x2200-0x22ff mem 0xeffff000-0xefffffff irq 9 at device
3.0 on pci1
Jun  2 01:51:32 goldberg /kernel: aic7892: Ultra160 Wide Channel A, SCSI
Id=7, 32/255 SCBs
Jun  2 01:51:32 goldberg /kernel: orm0: <Option ROM> at iomem
0xc0000-0xc9fff on isa0
Jun  2 01:51:32 goldberg /kernel: fdc0: <NEC 72065B or clone> at port
0x3f0-0x3f5,0x3f7 irq 6 drq 2 on isa0
Jun  2 01:51:32 goldberg /kernel: fdc0: FIFO enabled, 8 bytes threshold
Jun  2 01:51:32 goldberg /kernel: fd0: <1440-KB 3.5" drive> on fdc0
drive 0
Jun  2 01:51:32 goldberg /kernel: atkbdc0: <Keyboard controller (i8042)>
at port 0x60,0x64 on isa0
Jun  2 01:51:32 goldberg /kernel: atkbd0: <AT Keyboard> flags 0x1 irq 1
on atkbdc0
Jun  2 01:51:32 goldberg /kernel: kbd0 at atkbd0
Jun  2 01:51:32 goldberg /kernel: psm0: <PS/2 Mouse> irq 12 on atkbdc0
Jun  2 01:51:32 goldberg /kernel: psm0: model Generic PS/2 mouse, device
ID 0
Jun  2 01:51:32 goldberg /kernel: vga0: <Generic ISA VGA> at port
0x3c0-0x3df iomem 0xa0000-0xbffff on isa0
Jun  2 01:51:32 goldberg /kernel: sc0: <System console> at flags 0x100
on isa0
Jun  2 01:51:32 goldberg /kernel: sc0: VGA <16 virtual consoles,
flags=0x300>
Jun  2 01:51:32 goldberg /kernel: sio0 at port 0x3f8-0x3ff irq 4 flags
0x10 on isa0
Jun  2 01:51:32 goldberg /kernel: sio0: type 16550A
Jun  2 01:51:32 goldberg /kernel: sio1 at port 0x2f8-0x2ff irq 3 on isa0
Jun  2 01:51:32 goldberg /kernel: sio1: type 16550A
Jun  2 01:51:32 goldberg /kernel: ppc0: <Parallel port> at port
0x378-0x37f irq 7 on isa0
Jun  2 01:51:32 goldberg /kernel: ppc0: Generic chipset (NIBBLE-only) in
COMPATIBLE mode
Jun  2 01:51:32 goldberg /kernel: plip0: <PLIP network interface> on
ppbus0
Jun  2 01:51:32 goldberg /kernel: lpt0: <Printer> on ppbus0
Jun  2 01:51:32 goldberg /kernel: lpt0: Interrupt-driven port
Jun  2 01:51:33 goldberg /kernel: ppi0: <Parallel I/O> on ppbus0
Jun  2 01:51:33 goldberg /kernel: DUMMYNET initialized (011031)
Jun  2 01:51:33 goldberg /kernel: IP packet filtering initialized,
divert disabled, rule-based forwarding disabled, default to accept,
logging disabled
Jun  2 01:51:33 goldberg /kernel: acd0: CDROM <LTN485S> at ata0-master
using PIO4
Jun  2 01:51:33 goldberg /kernel: Waiting 15 seconds for SCSI devices to
settle
Jun  2 01:51:33 goldberg /kernel: Mounting root from ufs:/dev/da0s1a
Jun  2 01:51:33 goldberg /kernel: da0 at ahc0 bus 0 target 0 lun 0
Jun  2 01:51:33 goldberg /kernel: da0: <IBM-PSG DPSS-336950N  M S9HA>
Fixed Direct Access SCSI-3 device 
Jun  2 01:51:33 goldberg /kernel: da0: 160.000MB/s transfers (80.000MHz,
offset 63, 16bit), Tagged Queueing Enabled
Jun  2 01:51:33 goldberg /kernel: da0: 34715MB (71096640 512 byte
sectors: 255H 63S/T 4425C)
Jun  2 01:51:33 goldberg /kernel: da1 at ahc0 bus 0 target 1 lun 0
Jun  2 01:51:33 goldberg /kernel: da1: <IBM-PSG DPSS-336950N  M S9HA>
Fixed Direct Access SCSI-3 device 
Jun  2 01:51:33 goldberg /kernel: da1: 160.000MB/s transfers (80.000MHz,
offset 63, 16bit), Tagged Queueing Enabled
Jun  2 01:51:33 goldberg /kernel: da1: 34715MB (71096640 512 byte
sectors: 255H 63S/T 4425C)
Jun  2 01:51:33 goldberg /kernel: da2 at ahc0 bus 0 target 2 lun 0
Jun  2 01:51:33 goldberg /kernel: da2: <IBM-PSG DPSS-336950N  M S9HA>
Fixed Direct Access SCSI-3 device 
Jun  2 01:51:33 goldberg /kernel: da2: 160.000MB/s transfers (80.000MHz,
offset 63, 16bit), Tagged Queueing Enabled
Jun  2 01:51:33 goldberg /kernel: da2: 34715MB (71096640 512 byte
sectors: 255H 63S/T 4425C)
Jun  2 01:51:35 goldberg lpd[112]: lpd startup: logging=0

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