[U-Boot-Users] [PATCH] 83xx: Put the version (and magic) after the HRCW.
Jerry Van Baren
gerald.vanbaren at smiths-aerospace.com
Thu Dec 7 14:22:39 CET 2006
Joakim Tjernlund wrote:
>> Sam Song wrote:
>>> Jerry Van Baren <gerald.vanbaren at comcast.net> wrote:
>>>> Put the version (and magic) after the HRCW. This
>>>> puts it in a fixed location in flash, not at the
>>>> of flash but as close as we can get.
>>> Nice effort. Space saving and better version check.
>>> I guess the same change could apply for MPC8260/47/8.
>> Yes. Most boards have the version in the first bytes of
>> flash, but this
>> was not possible on the 82xx because of the HRCW, so it was put in
>> .data. This set up was copied for the 83xx (which also has a
>> HRCW). My
>> change moves it back to .text just after the HRCW. I put also the
>> u-boot magic number back in in honor of Wolfgang. ;-)
>> If you change the file names in the patch, it probably would
>> apply. :-)
>> I intend to do this (perhaps literally), but ran out of
>> ambition tonight.
> Looks almost the same as the patch I sent the other day. I am good
> with either version.
Yes, your patch, and my objection to its removal of the HRCW, was the
genesis of this one. The two differences are (a) I kept the HRCW and
(b) I put the "u-boot magic number" in (no known reason to do this, but
it Just Seemed Right[tm]). The result of (b) is that the version starts
at flash offset 0x44 rather than 0x40. Should be NBD.
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