From mboxrd@z Thu Jan  1 00:00:00 1970
From: erik quanstrom <quanstro@quanstro.net>
Date: Mon,  4 Feb 2013 23:06:00 -0500
To: 9fans@9fans.net
Message-ID: <17b7794010debeae26bf19aa857c6289@brasstown.quanstro.net>
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Subject: [9fans] no luck with usb cdrom
Topicbox-Message-UUID: 14d2d594-ead8-11e9-9d60-3106f5b1d025

has anyone seen this?  ideas?  it seems like the ctlrhalt/stalled might b=
e
self inflicted?

- erik

harness# cdfs -d /dev/sdU0.0
qhintr: td 0xfffffffff0b64680 csw 0x800d8d40 error 0x40 endpoint stalled
usb epctl clrhalt
[... more of the same]
scsi=E2=87=92 lun 0 Rcapacity [8] 00 00 00 00 00 00 00 00
scsi=E2=86=90 lun 0 Rcapacity good [8]=20
qhintr: td 0xfffffffff0b64680 csw 0x800d8d40 error 0x40 endpoint stalled
usb epctl clrhalt
ep clrhalt for io 0xfffffffff0efcd40
[...; why is nwa never right?]
nwa is 218419 but invis track starts blk 0
cdfs: nwa from drive 0 !=3D computed nwa 218,267
	be careful!  assuming computed nwa
usb epctl clrhalt
ep clrhalt for io 0xfffffffff0efcd40
qhintr: td 0xfffffffff0b64680 csw 0xd8d40 error 0x40 endpoint stalled
[...]
harness# cat d000>/dev/null &
harness# usb epctl clrhalt
ep clrhalt for io 0xfffffffff0efcd40
qhintr: td 0xfffffffff0b64680 csw 0xd8d40 error 0x40 endpoint stalled
usb epctl clrhalt
[... was the command ever sent?]
cat: error reading d000: cmd #a8: no additional sense information
usb epctl clrhalt
ep clrhalt for io 0xfffffffff0efcd40
qhintr: td 0xfffffffff0b64680 csw 0xd8d40 error 0x40 endpoint stalled
[...]