*BSD News Article 8261


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From: amurai@tama.spec.co.jp (Atsushi Murai)
Newsgroups: comp.unix.bsd
Subject: [386BSD] Problem of New SCSI system for BT742A (In Japanese/Kanji)
Keywords: BT742A
Message-ID: <22@tama.spec.co.jp>
Date: 19 Nov 92 13:59:35 GMT
Sender: "Atsushi Murai" <amurai@tama.spec.co.jp>
Followup-To: comp.unix.bsd
Distribution: world, fj
Organization: System Planning and Engineering Co,.ltd
Lines: 84

Dear Netters,

 Now a day, I could make a spare time to play around 386BSD with
private machine ;-) I've already recompiled the kernel with terry's
patch and it's up and running ISA machine with stable.  So I just try
to install the new scsi system for BT742A SCSI controler by 32bit
NATIVE mode. 

 Anyway, Original SCSI system bring up my machie without any problem
but whenever bringing up the new kernel that is installed "Julian's
New SCSI system beta 3" and "Oops Real bug!" patch, it booting and
doing disk checking and then display the follows message and fall into
debuger ( ddb ) mode ( if ddb Enabled ) before near the "starting
local demon" message. 

bt0:0 device timed out
bt0:0 not taking commands

And also I try to Displaying content's of ccb(s) by
tfs_print_active_ccbs before unlink it.  ( Always same and display
just one ccb )

   ccb: fe092780 op:2 cmdlen:10 senlen:34
   datlen:8 hstat:0 tstat:0 delta:500 falgs:1

Also ccb->mbx->cmd is 0x01

I notice binter routine ignore about 10times interrupts after probing 
start. ( int = 0x81,unit=0, ALL bt_mbx[unit].mbi[].stat is BT_MBI_FREE )

So it might be casuing with missing interrupter or just board is hung
by Firm Ware bugs or ? So any help I will appreciate and I hope not
"the board has gone south"... 

Thanks in advance.
--------------------------- Configuration -----------------------------
386BSD 0.1
   o All "Terry's patch" without Some other ether net driver relate one.
   o Julian's "Oops Real Bug" patch ( Just one is released )
   o OS-BS 134 with new boot block

Disk
    o"Maxtor LXT-340S   6.57" 1 drive
    o Using Translated mode and disktab
      ( 512 byes/sector, 32 sector/track, 64 track/Cylynder, 322 Cylynders)
      64M - DOS
      64M - root ( /dev/sd0a )
      32M - swap ( /dev/sd0b )
      32M - var  ( /dev/sd0g )
     128M - src  ( /dev/sd0h )

     root - src  ( /dev/sd0c )
     DOS  - src  ( /dev/sd0d )

   o From Newscsi system Probing
     sd0: 322MB, cyls 1546, heads 7, secs 61, bytes/sec 512
 
SCSI
    o "BIOS V4.50" - During Initailization and probe disk by Board
    o All Board setup is Default and default EISA I/O clock
    o Set/Reset 33Mbytes burst transfer mode, not realted

Mother Board
    o NICE EISA 486 33Mhz
    o 256KB External cache
    o 8 Mbytes 70ns DRAM

VGA
    o Diamond Speed Star +
    o Disable IRQ2

EtherNet
    o NE2000-T ( Novell? )
    o IRQ 2 ( IRQ9?)
    o Default I/O BASE

AT/IO
    o No name 2S 1P 1G enable with default I/O BASE and IRQ

# I don't permit send/receive a email from out side japan....
# Please follow up as This Article. Thank you.
--
Atsushi Murai                                      FAX: +81-3-3832-2779
System Planning & Engineering co,.                 TEL: +81-3-3833-5341