Re: [Qemu-devel] [Patch] x86 breakpoints and memory examination

[Mulyadi Santosa]

Hi..

> The following patch is useful for whole-system mode debugging and breakpoint
> setting on i386 QEMU.  It seems like both breakpoints and memory examination
> used semi-physical addresses, in that neither took account of segment
> translation.  This patch (relative to 0.9.1) adds segment translation.
>
> I'm not sure this is the right way to do it (in fact, I'm sure that the memory
> examination patch is the WRONG way to do it) and would appreciate pointers or
> advice.

I believe (IIRC) jasson wessel had fixed such problem about a year
ago..but I agree that it seems qemu doesn't take segmentation into
account (zero based segment start address, like most OS does these
days I think). In this case, i think your patch does the right thing.

regards,

Mulyadi.