[U-Boot] [PATCH 0/5] New environment code
Reinhard Meyer
reinhard.meyer at emk-elektronik.de
Sun Jul 18 07:32:30 CEST 2010
Wolfgang Denk wrote:
> Just to give a datapoint for speed:
>
> measured on TQM5200 (MPC5200 at 400 MHz, environment size 16 kB):
>
> OLD implementation:
>
> => sete ttt 'date;for i in 0 1 2 3 4 5 6 7 8 9 ; do for j in 0 1 2 3 4 5 6 7 8 9 ; do for k in 0 1 2 3 4 5 6 7 8 9 ; do run tt ; done ; done ; done;date'
> => sete tt 'sete var1 xxx;sete var2 ${var1};sete var1 ${var2};sete var1;sete var2'
> => run tt
> => run ttt
> Date: 1910-07-17 (unknown day) Time: 22:02:31
> Date: 1910-07-17 (unknown day) Time: 22:03:27
>
> New implementation:
>
> => run ttt
> Date: 1910-07-17 (unknown day) Time: 20:45:51
> Date: 1910-07-17 (unknown day) Time: 20:45:53
>
>
<joke>I'd propose a contest for the most hilarious use of a
BOOTLOADER.....</joke>
But, how does the timing look in the current implementation when the CRC
calculation
is done only in the saveenv command?
Best Regards,
Reinhard
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