- Original Message -
> From: "Paolo Bonzini"
> To: "Kevin O'Connor"
> Cc: "Dave Frodin" , seabios@seabios.org
> Sent: Monday, March 5, 2012 1:17:08 AM
> Subject: Re: Booting from USB thumbdrives, older drives boot, newer drives
> don't.
>
> Il 04/03/2012 19:49, Kevin O'Connor ha scrit
Il 04/03/2012 19:49, Kevin O'Connor ha scritto:
>> > The sg_modes command has a "-a" option to dump out all of the supported
>> > page codes
>> >- it reports that none of the thumbdrives (tested 9) support page code
>> > = 4
>> >- it reports that most of the thumbdrives (tested 9) suppor
On Sun, Mar 04, 2012 at 12:05:14PM -0700, Dave Frodin wrote:
> Kevin/Paolo,
> Our concern was that actual rotating media (e.g. USB-to-SATA adapter) may have
> problems without the cdb_mode_sense_geom(). I hope to have my hands on one
> tomorrow to do some testing.
My understanding is that the cal
e Frodin" , "Paolo Bonzini"
>
> Cc: seabios@seabios.org
> Sent: Sunday, March 4, 2012 11:49:30 AM
> Subject: Re: [SeaBIOS] Booting from USB thumbdrives, older drives boot, newer
> drives don't.
>
> On Fri, Mar 02, 2012 at 03:10:33PM -0700, Dave Frodin wrote:
On Fri, Mar 02, 2012 at 03:10:33PM -0700, Dave Frodin wrote:
> Here are my latest results.
> The sg_modes command has a "-a" option to dump out all of the supported page
> codes
>- it reports that none of the thumbdrives (tested 9) support page code = 4
>- it reports that most of the thum
t; Subject: Re: [SeaBIOS] Booting from USB thumbdrives, older drives boot,
> newer drives don't.
>
> Paolo,
> Thanks for the reply.
> I ran the sg_modes for pages 4 and 5 on 4 USB thumbdrives.
> sandisk_old is a 4GB Sandisk Cruzer (yes, the old is ver=8.02)
> sandisk
Paolo,
Thanks for the reply.
I ran the sg_modes for pages 4 and 5 on 4 USB thumbdrives.
sandisk_old is a 4GB Sandisk Cruzer (yes, the old is ver=8.02)
sandisk_new is a 4GB Sandisk Cruzer
transcend is a 2GB drive
verbatimis a 2GB drive
If I use the unmodified "master" SeaBIOS ...
sand
Il 02/03/2012 01:34, Dave Frodin ha scritto:
> On a related topic, I have a copy of the "Indispensable PC Hardware" book
> that lists the return values for the mode page 4 request. It list the cyc/head
> data as follows...
> offset value
> ==
>2 cyl(msb)
>3 cyl
>
alues for that drive have 00h at offsets 2 thru 5.
I'm looking forward to any insight into this from anyone knowledgeable on the
subject.
Dave
- Original Message -
> From: "Dave Frodin"
> To: seabios@seabios.org
> Sent: Wednesday, February 29, 2012 4:38:21 PM
>
Maybe run: lsusb -v
and compare the output for the difference SanDisk Cruzer USB devices
if they're identical or different.
On Thu, Mar 1, 2012 at 12:38 AM, Dave Frodin wrote:
> I'm a new subscriber to seabios.org so feel free to straighten me out if
> needed.
>
> I've been debugging an problem
I'm a new subscriber to seabios.org so feel free to straighten me out if needed.
I've been debugging an problem we've been seeing with not being able to boot
(Ubuntu specifically) off
of a variety of "newer" USB thumb drives. I've been specifically looking at an
older/newer pair of
Sandisk Cruze
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