[coreboot] Flashrom won't work with DediProg SF100 fw 6.5.03

[Steve Goodrich]

I'll give that a shot (thank you).

I notice that the VERIFY is requesting 256 bytes at a time for all 8 MB...
wouldn't it be better to use a page size from the flash chip (like 4 KB)?

Thanks!

     -- Steve G.

On Tue, Jun 2, 2015 at 1:14 PM, Duncan Laurie <dlaurie at chromium.org> wrote:

> It looks like the code tries 12MHz by default but can be set to 24MHz
> which is worth a try.
>
> I think the syntax would just be "-p dediprog:speed=24"
>
> -duncan
>
>
> On Tue, Jun 2, 2015 at 11:38 AM, Steve Goodrich <steve.goodrich at se-eng.com
> > wrote:
>
>> I got the Chromium version of flashrom to work, but it takes 20 minutes
>> to flash/verify the 8 MB device.  So, while "working" is far better than
>> "not working", it is a bit sluggish.  :-)
>>
>> Any thoughts on speeding it up?
>>
>>      -- Steve G.
>>
>> On Tue, Jun 2, 2015 at 8:57 AM, Steve Goodrich <steve.goodrich at se-eng.com
>> > wrote:
>>
>>> Thanks, Duncan!  I'll have a look.
>>>
>>>      -- Steve G.
>>>
>>> On Tue, Jun 2, 2015 at 8:48 AM, Duncan Laurie <dlaurie at chromium.org>
>>> wrote:
>>>
>>>> On Tue, Jun 2, 2015 at 7:39 AM, Steve Goodrich <
>>>> steve.goodrich at se-eng.com> wrote:
>>>>
>>>>> I have a DediProg SF100 programmer that I want to use with flashrom
>>>>> under Linux.  Unfortunately, the SF100 has firmware version 6.5.03 and I
>>>>> can't use flashrom with it.
>>>>>
>>>>> I'm looking for a solution.  Does anyone have (or know where/how I can
>>>>> get):
>>>>> 1) A version of SF100 firmware that will work with flashrom?
>>>>> 2) A version of flashrom that will work with SF100 6.5.3?
>>>>> 3) A Linux tool -- other than flashrom -- that will work with the
>>>>> SF100 with its current firmware?
>>>>>
>>>>> Thanks for any help you can provide!
>>>>>      -- Steve G.
>>>>>
>>>>>
>>>> Hi Steve,
>>>>
>>>> There is a patch in the chromium flashrom tree that add support for
>>>> firmware 6.0+ (which may or may not include 6.5.3) that does not seem to be
>>>> in the upstream flashrom:
>>>>
>>>> https://chromium.googlesource.com/chromiumos/third_party/flashrom/+/543101a06832b4e3a0d89ec9bf81ec398ff5808e
>>>>
>>>> I suspect the chromium flashrom tree has diverged enough from upstream
>>>> that it will not apply cleanly there but it is only a 130 line patch so it
>>>> shouldn't be too bad to integrate if needed.
>>>>
>>>> -duncan
>>>>
>>>>
>>>
>>
>
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