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Path: sserve!newshost.anu.edu.au!munnari.oz.au!news.Hawaii.Edu!ames!sun-barr!sh.wide!wnoc-tyo-news!hoffman!eesg!mamoru!shmz From: shmz@mamoru.ee.sophia.ac.jp (Naohiko Shimizu) Newsgroups: comp.os.386bsd.bugs Subject: Re: Tandberg 3600 tape drives [fix/hack] Message-ID: <SHMZ.93May21231745@mamoru.ee.sophia.ac.jp> Date: 21 May 93 14:17:45 GMT References: <davidb.737953414@otto> Sender: news@eesg.ee.sophia.ac.jp Organization: Electrical Electronic Engineering Dept., Sophia Univ., Tokyo, Japan Lines: 18 In-Reply-To: davidb@otto.bf.rmit.oz.au's message of 21 May 93 03: 03:34 GMT In article <davidb.737953414@otto> davidb@otto.bf.rmit.oz.au (David Burren [Athos]) writes: | The TDC drive I have returns a minimum block size of 1 and a | maximum of 32k. This is contrary to the 3600 Reference Manual | which states that 512 bytes will be returned for both fields. | | As a result, the drive returns an Illegal Request when the | Mode_Select command specifies a Block Size of zero. This value | is not valid for fixed block-size drives. Thus any attempt to | open the tape device fails. I have a TDC3660, and my drive returns both field as 512 bytes. Therefore I suspect that your problem comes from the customized ROM. Sorry I did not test with Julian's driver because I only have a Future Domain TMC-885 clone. It works fine with my propriety tape drive command. -- Naohiko Shimizu shmz@mamoru.ee.sophia.ac.jp