Date: Fri, 17 Oct 2003 00:26:17 +0900 From: Hidetoshi Shimokawa <simokawa@sat.t.u-tokyo.ac.jp> To: Hiroyuki Aizu <eyes@navi.org> Cc: current@freebsd.org Subject: Re: PATCH for ATAng Message-ID: <ybsvfqpmcfa.wl@ett.sat.t.u-tokyo.ac.jp> In-Reply-To: <20031016231747.4f0640e3.eyes@navi.org> References: <20031016231747.4f0640e3.eyes@navi.org>
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At Thu, 16 Oct 2003 23:17:47 +0900, Hiroyuki Aizu wrote: > > [1 <text/plain; US-ASCII (7bit)>] > Hi. > > The original ata_reset() lost ATA-master drive and remove main file system > after suspend/resume. Of cource it occors panic! > I think that the ata_reset() in ata-lowlevel.c is bogus and I can not > understand the code. So I study ATA and rewrite ata_reset() completely. > > New device detect algorism using ata command ATA_IDENTIFY_DEVICE and > ATA_IDENTIFY_PACKET_DEVICE for judge ATA and ATAPI devices. > > This patch works fine with my TOSHIBA Libretto L5. > But not yet test ATAPI devices and ATA-slave channel. > Maybe there is need to adjust wait DELAY time. > > Please test and replace ata_reset(). > > I hope this solve ATAng troubles. > > -- > Hiroyuki Aizu > [2 ata-lowlevel.c.diff <application/octet-stream (base64)>] This patch fixes resume problem of my laptop (Toshiba Tecra). Thanks, /\ Hidetoshi Shimokawa \/ simokawa@sat.t.u-tokyo.ac.jp PGP public key: http://www.sat.t.u-tokyo.ac.jp/~simokawa/pgp.html
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