>Number:         24701
>Category:       kern
>Synopsis:       NEC CD-ROM doesn't work under NetBSD-1.6.1 siop
>Confidential:   no
>Severity:       critical
>Priority:       high
>Responsible:    kern-bug-people
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Mon Mar 08 03:30:01 UTC 2004
>Closed-Date:
>Last-Modified:
>Originator:     VaX#n8
>Release:        NetBSD 1.6.1
>Organization:
	
>Environment:
	

>Description:
	

At boot time, siop0 complains (I have an SC-200 SCSI card):

Mar  7 21:54:36 hostname /netbsd: sd5: sync (100.0ns offset 8), 8-bit (10.000MB/
s) transfers
Mar  7 21:54:36 hostname /netbsd: cd0 at scsibus1 target 6 lun 0: <NEC, CD-ROM D
RIVE:502, 2.0y> SCSI2 5/cdrom removable
Mar  7 21:54:36 hostname /netbsd: cd0: async, 8-bit transfers
Mar  7 21:54:37 hostname /netbsd: siop0: unexpected phase mismatch 2
Mar  7 21:54:37 hostname /netbsd: siop0: unhandled scsi interrupt, sist=0xc0 sst
at1=0x2 DSA=0x7298 DSP=0x3b0
Mar  7 21:54:37 hostname /netbsd: scsibus2: waiting 2 seconds for devices to set
tle...
Mar  7 21:54:37 hostname /netbsd: siop0: phase mismatch without command
Mar  7 21:54:37 hostname /netbsd: siop0: unhandled scsi interrupt, sist=0x80 sst
at1=0x2 DSA=0xffffffff DSP=0x2c0      
Mar  7 21:54:37 hostname /netbsd: siop0: scsi bus reset
Mar  7 21:54:37 hostname /netbsd: sd2: async, 8-bit transfers, tagged queueing
Mar  7 21:54:37 hostname /netbsd: sd3: async, 8-bit transfers, tagged queueing
Mar  7 21:54:38 hostname /netbsd: sd4: async, 8-bit transfers, tagged queueing
Mar  7 21:54:38 hostname /netbsd: sd5: async, 8-bit transfers

>How-To-Repeat:
	

Attempt to mount cd0a:

$ mount /mnt/cd0a

Mar  7 21:55:28 hostname /netbsd: siop0: unexpected phase mismatch 2
Mar  7 21:55:28 hostname /netbsd: siop0: unhandled scsi interrupt, sist=0xc0 sst
at1=0x2 DSA=0x767c DSP=0x3b0
Mar  7 21:55:28 hostname /netbsd: siop0: phase mismatch without command 
Mar  7 21:55:28 hostname /netbsd: siop0: unhandled scsi interrupt, sist=0x80 sst
at1=0x2 DSA=0xffffffff DSP=0x2c0
Mar  7 21:55:29 hostname /netbsd: siop0: scsi bus reset
Mar  7 21:55:29 hostname /netbsd: sd2: async, 8-bit transfers, tagged queueing  
Mar  7 21:55:29 hostname /netbsd: sd3: async, 8-bit transfers, tagged queueing
Mar  7 21:55:29 hostname /netbsd: sd4: async, 8-bit transfers, tagged queueing  
Mar  7 21:55:29 hostname /netbsd: sd5: async, 8-bit transfers
Mar  7 21:55:29 hostname /netbsd: sd3: sync (100.0ns offset 8), 8-bit (10.000MB/
s) transfers, tagged queueing

>Fix:
	
>Release-Note:
>Audit-Trail:
>Unformatted: