On Mon, 14 May 2012, Eric McCorkle wrote:
...
> If I understand things correctly, boot2 handles the switch to
> protected mode (as well as enabling A20), both loader(8) and the
> kernel begin their execution in a protected mode environment.  Can I
> get an absolute confirmation on this?  Obviously if this is not the
> case, then there will need to be another (protected mode) entry point
> into the kernel.
>

No.
*boot* and *loader should be the same on X32 and AMD64.
The kernel seems to switch to long mode in /sys/amd64/amd64/mpboot.S

Bye/2
---
Michael Reifenberger
Michael@Reif...
http://www.Reifenberger.com

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