Re: port-hpcarm/44367: ffs file system on ld0 at sdmmc0 read/write failed with 5.99.43.

[David Holland <dholland-bugs%netbsd.org@localhost>]

The following reply was made to PR port-hpcarm/44367; it has been noted by 
GNATS.

From: David Holland <dholland-bugs%netbsd.org@localhost>
To: gnats-bugs%NetBSD.org@localhost
Cc: 
Subject: Re: port-hpcarm/44367: ffs file system on ld0 at sdmmc0 read/write
 failed with 5.99.43.
Date: Mon, 31 Jan 2011 05:13:31 +0000

 On Mon, Jan 10, 2011 at 11:25:02PM +0000, Jun Ebihara wrote:
  >>  On Mon, Jan 10, 2011 at 03:10:01PM +0000, jun%soum.co.jp@localhost wrote:
  >>   > On 5.99.39: ..... mount/unmount good.
  >>   > On 5.99.43: .... mount/unmount failed.
  >>  That's bizarre. Do you see the same problem if you access /dev/rld0a
  >>  directly with dd?
  >  
  >  I saw the same error message with dd.
  >  and I've found it is sd size/type related problem.
  >  - SanDisk microSD    2GB .... access OK
  >  - SanDisk microSDHC 16GB .... read/write problem
  >  
  >  XXX 
http://cvsweb.netbsd.org/bsdweb.cgi/src/sys/dev/sdmmc/ld_sdmmc.c.diff?r1=1.6&r2=1.7&only_with_tag=MAIN&f=h
 make some affects to SDHC access or not?
 
 That was only a header file change... it really shouldn't make any
 difference.
 
 But at least it's not something broken deep in the guts of ffs.
 
 I don't know, but at least it's not something broken in ffs, and it's
 a good bet someone else knows more about sdhc than I do.
 
 -- 
 David A. Holland
 dholland%netbsd.org@localhost