Long delays for USB realbtx boot

Eugene Grosbein eugen at kuzbass.ru
Thu Sep 11 16:30:01 UTC 2008

On Thu, Sep 11, 2008 at 01:55:01PM +0100, Bruce M Simpson wrote:

> I have hacked NanoBSD locally to deal with generation of images for 
> booting off USB keys. I am using the RELENG_7 branch as real-mode BTX 
> support is necessary to support USB boot.
> During testing I noticed that whilst the images eventually boot, there 
> is an extremely long delay before doing so, between when the BIOS reads 
> the boot sector and when the BTX loader messages appear.
> Test system           Time
> ----------------------------
> Thinkpad T43          1m 40s
> ASUS Vintage AH-1     1m  7s
> Any ideas why this long delay is occuring?

For me, it helps to include these knobs to Nano config file:


Eugene Grosbein

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