[Date Prev][Date Next] [Thread Prev][Thread Next] [Date Index] [Thread Index]

Re: USB mass storage and kernel 2.4.18



Dai Yuwen wrote:

> I've a 64M USB flash disk.  I searched the internet, and did the following 
> steps:
> 
> 1. plug USB disk into my PC
> 2. modprobe sg usb-storage
> 
> Then I tried to mount it:
>   mount /dev/sda1 /mnt
> 
> But a messages said `/dev/sda1 is not a valid block device'.
> 
> Then I checked this file:
> 
> 3. cat /proc/scsi/scsi
> Attached device: none
> 
> I use the stock kernel image of debian:
> uname -r
> 2.4.18-686
> 
> I also found some info that said kernel 2.4.18 had some problem in USB.  Is 
> that true?  If yes,  I'll have to compile another version of Linux kernel. 
>  Any idea?  Thanks in advance.

Yes, 2.4.18 had problems with USB. Some timing parameters in the kernel
were tweaked, and that broke some devices. 2.4.17 and 2.4.19 both worked
well, in my experience. I am now using 2.4.20, which I find works if I
use the default UCHI USB driver, but not if I use the alternate (JE)
driver.

Craig

Attachment: pgpqCnGtrh1rV.pgp
Description: PGP signature


Reply to: