Date: Fri, 22 Oct 2004 03:01:30 +0000 From: cwidger <c.widger@comcast.net> To: freebsd-current@freebsd.org Subject: Re: acd0 FAILURE READ_BIG MEDIUM Message-ID: <4178780A.4060408@comcast.net>
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On Tue, Oct 19, 2004 at 02:19:08AM +0000, cwidger wrote: >>>> >>uname -r >>>> >>5.3-BETA7 >>>> >> >>>> >>acd0 : CDRW <qsi CD-RW/DVD-ROM SBW-241/VH04> at ata1-master UDMA33 >>>> >>acd0: FAILURE - READ_BIG MEDIUM ERROR asc=0x00 ascq=0x00 error=0 >>>> >>acd0: FAILURE - READ_BIG MEDIUM ERROR asc=0x00 ascq=0x00 error=0 >>>> >>acd0: FAILURE - READ_BIG MEDIUM ERROR asc=0x00 ascq=0x00 error=0 >>>> >>acd0: FAILURE - READ_BIG MEDIUM ERROR asc=0x00 ascq=0x00 error=0 >>>> >>acd0: FAILURE - READ_BIG MEDIUM ERROR asc=0x00 ascq=0x00 error=0 >>>> >> >>>> >>This happens when there's a DVD in acd0. It doesn't happen when acd0's >>>> >>empty. >>> >>> >> >> > > >>> >What kind of DVD drive is it? Did this just start happening with 5.3, or >>> >jas it been going on for a while? >> >> >>> >>> I didn't have any problems with 5.2.1, only the 5.3-beta's. It's the built >>> in QSI SBW-241 CD-RW/DVD on my Compaq Presario 2100 Laptop. > > >uname -r > 5.3-BETA7 >sysctl hw.ata.atapi_dma > hw.ata.atapi_dma: 0 >I have the same laptop and the same problem, I solved using > device atapicam > device scbus > device cd > device pass >and cutting out > device atapicd >During the bootstrap I have 5/6 sec. of pause, after that >all works well and I can use the DVD drive by the device /dev/cd0 >marta I upgraded to 5.3 rc1 hoping to solve this, no luck, then I put the above in my kernel, but the pause after bootstrap is 3-4 minutes. Also when I did: laptop#sysctl hw.ata.atapi_dma hw.ata.atapi_dma: 1 After the 3-4 minute pause everything is mormal and I can mount cd0. Hopefully this will be fixed in the next rc. thanks for the help
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