Date: Fri, 14 Nov 2008 09:25:34 -0600 From: Nathan Whitehorn <nwhitehorn@freebsd.org> To: Weongyo Jeong <weongyo.jeong@gmail.com> Cc: freebsd-ppc@freebsd.org Subject: Re: my problem using iBook G4 Message-ID: <491D986E.5020701@freebsd.org> In-Reply-To: <491D964E.1080401@freebsd.org> References: <20081114121224.GG36226@freebsd.weongyo.org> <491D964E.1080401@freebsd.org>
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Nathan Whitehorn wrote: > Weongyo Jeong wrote: >> Hello, >> >> I have a iBook G4 laptop but it has a problem when booting like as >> follows: >> >> http://weongyo.org/project/freebsd/images/20081114.jpg >> >> My booting steps are: >> >> 1. press <option>+<apple>+O+F >> 2. 0 > boot cd:,\boot\loader hd:7 >> 3. then a panic during booting progress >> >> There's no problem to boot if I set `OK set hw.ata.atapi_dma=0'. Is it a >> known issue? > > Well, Marcel has seen something similar with his CD drive, but I was > hoping it was limited to his machine. If you are in a situation where > you can easily apply patches, could you try the attached one and report > what it prints for the firmware timing register? Marcel, could you try > this too? Naturally, I forgot the patch. It lives at http://people.freebsd.org/~nwhitehorn/ata.debug.diff, and should be applied to ata_kauai.c. Thanks! -Nathan
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