Date: Mon, 29 Aug 2005 22:25:40 +0200 From: =?ISO-8859-1?Q?S=F8ren_Schmidt?= <sos@DeepCore.dk> To: Stefan Bethke <stb@lassitu.de> Cc: freebsd-current@freebsd.org Subject: Re: Boot off CF card hangs at "Trying to mount root" Message-ID: <2E95AA3B-2CF7-4EFB-9EAC-45683D1F8D7D@DeepCore.dk> In-Reply-To: <9105C2F5-0D77-4B43-AFFA-7558BBEDA26A@lassitu.de> References: <7A0B19EC-2F90-495F-B242-7FB701C32908@lassitu.de> <20050828124321.43365136@Magellan.Leidinger.net> <F386A392-B3E9-43E1-BEEF-7B8467AB2E3F@lassitu.de> <3923443F-6926-4BB7-8681-40FC68A41B79@lassitu.de> <0046E5C3-22EE-4F5D-B2B0-DFF4F0157F6B@lassitu.de> <DF6401A2-4BBA-4B7E-92A9-D18DFD705E39@DeepCore.dk> <9105C2F5-0D77-4B43-AFFA-7558BBEDA26A@lassitu.de>
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On 29/08/2005, at 21:13, Stefan Bethke wrote:
> Thanks for looking into this!
NP! :)
> <atadebug1.txt>
>
> After the final "ad2: req=0xc17fc000 READ completed callback/
> wakeup", nothing else happens.
Hmm, the timeout in there is worrying me, please try the below hack
and se if that makes it get through. Might be that the device doesn't
like 64K (ie size 0) transfers...
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Index: ata-disk.c
===================================================================
RCS file: /home/ncvs/src/sys/dev/ata/ata-disk.c,v
retrieving revision 1.190
diff -u -r1.190 ata-disk.c
--- ata-disk.c 17 Aug 2005 15:00:33 -0000 1.190
+++ ata-disk.c 29 Aug 2005 20:20:34 -0000
@@ -142,10 +142,14 @@
adp->disk->d_dump = ad_dump;
adp->disk->d_name = "ad";
adp->disk->d_drv1 = dev;
+#if 0
if (ch->dma)
adp->disk->d_maxsize = ch->dma->max_iosize;
else
adp->disk->d_maxsize = DFLTPHYS;
+#else
+ adp->disk->d_maxsize = 32*1024;
+#endif
adp->disk->d_sectorsize = DEV_BSIZE;
adp->disk->d_mediasize = DEV_BSIZE * (off_t)adp->total_secs;
adp->disk->d_fwsectors = adp->sectors;
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- S=F8ren
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