>   I was using Maxtor XT-8760S, the boot messages were displayed as
 >   following:
 >
 >   sd2 at tg2 unit 0: MAXTOR XT-8760S B5H, 1308930 512 byte blocks
 >   sd2: <SCSIPING XT-8760S cyl 1593 alt 3 hd 15 sec 54>
 >
 >This is the old SPARC SCSI code.  I can't help you with that.

I installed NetBSD/sparc-current into my SS1. But I couldn't use
Maxtor XT-8760S drive.

The error messages are:

esp0 targ 1 lun 0: <MAXTOR, XT-8760S, B5H> SCSI1 0/direct fixed
sd1 at scsibus0: 639MB, 1632 cyl, 15 head, 53 sec, 512 bytes/sec
esp0 targ 1 lun 1: <, , > SCSI0 0/direct fixed
sd2 at scsibus0sd2: mode sense (4) returned nonsense; using ficticious geometry
sd2(esp0:1:1): illegal request, data = 00 00 00 00 22 00 00 00 00 00
: 0MB, 0 cyl, 64 head, 32 sec, 512 bytes/sec
esp0 targ 1 lun 2: <, , > SCSI0 0/direct fixed
sd3 at scsibus0sd3: mode sense (4) returned nonsense; using ficticious geometry
sd3(esp0:1:2): illegal request, data = 00 00 00 00 22 00 00 00 00 00
: 0MB, 0 cyl, 64 head, 32 sec, 512 bytes/sec
esp0 targ 1 lun 3: <, , > SCSI0 0/direct fixed
sd4 at scsibus0sd4: mode sense (4) returned nonsense; using ficticious geometry
sd4(esp0:1:3): illegal request, data = 00 00 00 00 22 00 00 00 00 00
: 0MB, 0 cyl, 64 head, 32 sec, 512 bytes/sec
esp0 targ 1 lun 4: <, , > SCSI0 0/direct fixed
sd5 at scsibus0sd5: mode sense (4) returned nonsense; using ficticious geometry
sd5(esp0:1:4): illegal request, data = 00 00 00 00 22 00 00 00 00 00
: 0MB, 0 cyl, 64 head, 32 sec, 512 bytes/sec
esp0 targ 1 lun 5: <, , > SCSI0 0/direct fixed
sd6 at scsibus0sd6: mode sense (4) returned nonsense; using ficticious geometry
sd6(esp0:1:5): illegal request, data = 00 00 00 00 22 00 00 00 00 00
: 0MB, 0 cyl, 64 head, 32 sec, 512 bytes/sec
esp0 targ 1 lun 6: <, , > SCSI0 0/direct fixed
sd7 at scsibus0sd7: mode sense (4) returned nonsense; using ficticious geometry
sd7(esp0:1:6): illegal request, data = 00 00 00 00 22 00 00 00 00 00
: 0MB, 0 cyl, 64 head, 32 sec, 512 bytes/sec
esp0 targ 1 lun 7: <, , > SCSI0 0/direct fixed
sd8 at scsibus0sd8: mode sense (4) returned nonsense; using ficticious geometry
sd8(esp0:1:7): illegal request, data = 00 00 00 00 22 00 00 00 00 00
  :
  :
  :
  :
Found boot device sd3
sd2(esp0:1:1): illegal request, data = 00 00 00 00 20 00 00 00 00 00
sd2: could not mode sense (4); using ficticious geometry
sd2(esp0:1:1): illegal request, data = 00 00 00 00 20 00 00 00 00 00
sd3(esp0:1:2): illegal request, data = 00 00 00 00 20 00 00 00 00 00
panic: allocbuf: buffer larger than MAXBSIZE requested
syncing disks... trap type 0x7: pc=f80371a8 npc=f8037128 psr=1010c0<EF,S,PS>
panic: alignment fault
Frame pointer is at 0xf80c7700
Call traceback:
  pc = f80b5a50  args = (f80cec00, 1fe4, 0, f80c7820, ffffffff, 3e8) fp = f80c77
68
  pc = f801bd58  args = (104, f80c9800, 1, f80c7894, 0, 0) fp = f80c77d0
  pc = f80ba590  args = (104, 1c, 1, f8037128, 1010c0, f80ba278) fp = f80c7838
  pc = f8006410  args = (7, 1010c0, f80371a8, f80c7900, 0, 0) fp = f80c78a0
  pc = f801c0e0  args = (74202863, f80d8550, 0, f80c7a00, 0, 0) fp = f80c7950
  pc = f80b5938  args = (f80dd590, 0, 0, f80c7a70, 11, a) fp = f80c79b8
  pc = f801bd58  args = (100, f80c9800, 1, 0, ffffffff, 3e8) fp = f80c7a20
  pc = f8030d60  args = (100, f80d85b8, f80a9510, f80e1330, ffffffff, 3e8) fp = 
f80c7a88
  pc = f8030cf8  args = (f8b37c88, c7c28, f80d85b8, f80e1330, 0, 0) fp = f80c7af
0 
  pc = f80bbbd8  args = (f8b37c88, 0, a, f80c7b70, 8, 4) fp = f80c7b58
  pc = f80a9a58  args = (0, f80a9418, f853cc70, f853cd84, 0, 0) fp = f80c7bc0
  pc = f80a91ac  args = (f853cc00, 0, 180, 8, 0, 0) fp = f80c7c28
  pc = f80a9d70  args = (6, 0, 6000, 0, 11, a) fp = f80c7c90
  pc = f80b3d08  args = (719, f80a9d60, 0, f80c7dac, f9218000, f8b29000) fp = f8
0c7cf8
  pc = f80b2e78  args = (f80b2d78, f80c9800, 1, 0, ffffffff, 98) fp = f80c7d60
  pc = f80b52e0  args = (f80d85b8, f80dec00, 87654321, f80d0000, 0, 98) fp = f80
c7e48
  pc = f800dcc8  args = (f80c8e88, f80c9800, 1, f80d5800, 1000, f80ce000) fp = f
80c7eb8
  pc = f8007110  args = (0, 7, 1, f80c80c7, ffe80d24, 330560) fp = f80c7f30
  pc = 304ec4  args = (4000, 2ffdd0, 1, efd0, 4000, 0) fp = f7ffffa0
  
dumping to dev 701, offset 8
dump
sddump()        -- not implemented
error -1
rebooting
--
futoshi