[U-Boot] boot-up time optimization. Where to start?

Detlev Zundel
2011-05-09T10:49:06Z

Hi Simon,

[...]

> I have a patch which displays boot time in microseconds if it is of
> interest to anyone:
>
> Timer summary in microseconds:
> Mark Elapsed Stage
> 0 0 awake
> 193,298 193,298 usb_start
> 1,342,411 1,149,113 eth_start
> 3,767,039 2,424,628 bootp_start
> 3,790,121 23,082 bootp_stop
> 3,790,293 172 tftp start
> 4,761,459 971,166 tftp done
> 4,761,489 30 bootm_start
> 4,892,145 130,656 start_kernel

Of course we are interested, please show us the code. Such code, even
if it does not get into mainline can be a good starter for other people
benchmarking their port.

Thanks
Detlev

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