Date: Mon, 07 Dec 1998 17:32:37 -0800 From: Kevin Chu <kevin@portal.ca> To: aic7xxx@FreeBSD.ORG Subject: [Fwd: extended translation in aic7xxx driver.] Message-ID: <366C81B5.2CFC4A77@portal.ca>
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This was posted in linux-scsi@vger.rutgers.edu, and it's not getting any replies. What do the people on this list think? Kevin Tomasz Motylewski wrote: > The recent update of aic7xxx in 2.0.36 kernel (pre13-pre14 transition) made > "extended translation ENABLED" the default setting, independed of the BIOS > setting (which was the default before). It breaks fdisk and LILO on SCSI > disks formatted with extended translation disabled (see examples on > http://crds.chemie.unibas.ch/machine/2.0.36pre19/ ) > > I would like to ask if there is any way of switching off extended translation > in Adaptec AIC7xxx driver version 5.1.3/3.2.4 ? If the source code > modification is the only way, what would be the first place to add it? > > How hard would it be to make aic7xxx driver to read default value of this > parameter from BIOS again ? > > Please CC any replies to motyl@stan.chemie.unibas.ch > > Regards, > -- > Tomasz Motylewski > > P.S. To test: boot new kernel, run fdisk on your SCSI disk, display > partition table. If you had used extended translation before, you won :-) =========================================================== > Tomasz Motylewski wrote: > > > The recent update of aic7xxx in 2.0.36 kernel (pre13-pre14 transition) made > > "extended translation ENABLED" the default setting, independed of the BIOS > > setting (which was the default before). It breaks fdisk and LILO on SCSI > > disks formatted with extended translation disabled (see examples on > > http://crds.chemie.unibas.ch/machine/2.0.36pre19/ ) > > According to the big disk howto > (http://sunsite.unc.edu/LDP/HOWTO/mini/Large-Disk-6.html#ss6.2) the > only reason to have extended translation is if you're running DOS, and > it recommends avoiding extended translation altogether. > > I'm still running 2.0.35, but if extended translation cannot be turned > off in 2.0.36, then it will be broken for me, because I don't use > extended translation (even though I have Win95 on one of my disks). > > Kevin -- Kevin Chu kevin@portal.ca To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-aic7xxx" in the body of the message
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