locore.S and debugging initial stages of kernel

[Warner Losh]

Look at EARLY_PRINTF code, unless Ian has removed it because it isn’t needed once you have a static mapping for the UART in place…

But if the code is really early, consider encoding numbers in the the LEDs on your board.

Warner

On Jun 19, 2014, at 4:18 PM, Stepan Dyatkovskiy <stpworld at narod.ru> wrote:

> Hi all,
> I would like to check several things in locore.S. But I don't have JTAG debugger, so I have to use printf-like functions. Are there any known ways to do it?
> 
> Thanks!
> -Stepan
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