[lkml]   [2005]   [Jun]   [2]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: IA32 | [OFFTOPIC]: Segementation Question
On Thu, 2 Jun 2005, Matthias-Christian Ott wrote:

> Hi.
> I'm currently doing some research on the IA32 Segementation Concept. But
> there's one thing I don't understand:
> If I perform a far jump it looks like this:
> jmp 16bit:32bit
> The 16bit are representing the segement number and the 32bit the offset. But
> to what refers the 16bit? To the GDT or the current LDT?

IIRC, there is one bit flag in selector that decides if it is from GDT or
LDT. But maybe I am wrong...

Grzegorz Kulewski
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to
More majordomo info at
Please read the FAQ at

 \ /
  Last update: 2005-06-02 21:22    [W:0.058 / U:16.108 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site