Date: Wed, 28 Mar 2001 10:42:40 +0100 From: Ceri Storey <c.storey@student.umist.ac.uk> To: Peter Pentchev <roam@orbitel.bg> Cc: Sandeep Kohli <fuhrer6mill@yahoo.com>, fbsd-hackers <freebsd-hackers@freebsd.org> Subject: Re: accessing ide Message-ID: <20010328104240.B443@cds220.halls.umist.ac.uk> In-Reply-To: <20010328113625.C5524@ringworld.oblivion.bg>; from roam@orbitel.bg on Wed, Mar 28, 2001 at 11:36:25AM %2B0300 References: <3AC1D2B2.F3244CA2@yahoo.com> <20010328113625.C5524@ringworld.oblivion.bg>
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On Wed, Mar 28, 2001 at 11:36:25AM +0300, Peter Pentchev wrote: [...] > And btw, another part of your problem could be that FreeBSD > has used ad, not wd, for ATAPI devices access for some time; > unless you're running < 4.0 (or hmm, somebody correct me: when > did the wd -> ad transition take place?), try opening /dev/ad0 > or /dev/ad0c. > > Both 'head -c 512 /dev/ad0 | hd' and 'head -c 512 /dev/ad0c | hd' > work for me, on 4.2-stable (4.3-RC from March 25th). but these two command lines give me different results, eg: cds220# head -c 32 /dev/ad0c | hd 00000000 eb 1b 90 90 16 1f 66 6a 00 51 50 06 53 31 c0 88 |......fj.QP.S1..| 00000010 f0 50 6a 10 89 e5 e8 c7 00 8d 66 10 cb fc 31 c9 |.Pj.......f...1.| 00000020 cds220# head -c 32 /dev/ad0 | hd 00000000 fc 31 c0 8e c0 8e d8 8e d0 bc 00 7c bd 00 0a 89 |.1.........|....| 00000010 ef b9 08 00 f3 ab fe 45 f2 52 bb 00 06 89 ee b8 |.......E.R......| so they are not equivalent? -- Ceri Storey <cez@pkl.net> http://pkl.net/~cez/ To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message
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