Subject: Re: CD-RW
To: Gediminas <omneta@voras.lt>
From: Richard Earnshaw <rearnsha@arm.com>
List: current-users
Date: 11/28/2002 09:58:19
> Hello
> 
> I have Liteon CD-RW with ATAPI-interface 40x12x48 and it does not wok in =
> netbsd.=20
> 
> When I load boot netbsd 1.6 cd and try to install netbsd from cdrom I =
> have got a rpoblem:
> 
> pciide:1:1: lost interrput
>  cd0 does not contain the mandatory installation sets etc.tgz,whele the =
> base.tgz and kern.tgz. Are you sure gai've got the right directory? .tgz =
> files. type:atapi tc_bcount: 0 tc_skip:0
> pciide0:1:1 dmamode time out
> pciide0:1:1 lost interruptory: /i386/binary/sets
>      atapi tc_bcount: 0 tc_skip:0
> 

I've got one of these as well, and it works ok on my Cats (ARM cpu) box if 
I build a kernel that has DMA disabled on the CD/RW.  Ie

cd*	at atapibus? drive ? flags 0x0ff0

(It's a pity this can't be configured from user space on a per device 
basis.)

R.