[coreboot] LPCflasher Wiki Page

Joseph Smith joe at settoplinux.org
Thu Nov 20 21:48:55 CET 2008

On Thu, 20 Nov 2008 19:04:18 +0100, Carl-Daniel Hailfinger
<c-d.hailfinger.devel.2006 at gmx.net> wrote:
> On 20.11.2008 18:43, Joseph Smith wrote:
>> On Thu, 20 Nov 2008 17:14:03 +0100, Carl-Daniel Hailfinger
>> <c-d.hailfinger.devel.2006 at gmx.net> wrote:
>>>> Thanks. I think flashrom support will be fairly easy to setup. We just
>>>> need to setup communications for a LPT port.
>>> You need to implement a LPC protocol layer inside flashrom to do this.
>>> While I don't doubt that you can do this, it sure is quite a bit of
>>> effort.
>> That's exactly what I plan to do Carl-Daniel (with everyones help of
>> course).
> Great!
>> The windows software C source for the original program is
>> available for a reference point and it is very simple. We just need to
>> convert it to linux/flashrom language.
> What's the license of that software?
Not sure there is no license in any of the headers, and we can't get a
response from the author... 
>> I plan on adding a L option to
>> flashrom for this. Probibly something like "-l /dev/lp0"
> Can we use long options until we have decided on the final one-letter
> options? My suggestion for these external flashers would be to specify
> the name of the host/programmer like "--host=lpcflasher" and possibly
> "--interface=/dev/lp0". That way, we can restrict the probe sequences to
> those which are supported by a given programmer.
Hmm, that is a possibility, that also opens the door for other programmers
to use flashrom :-)

Joseph Smith

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