<div dir="ltr">search for "lgdt" here (for 32-bit kernel):<div><br></div><div><a href="http://lxr.free-electrons.com/source/arch/x86/kernel/head_32.S">http://lxr.free-electrons.com/source/arch/x86/kernel/head_32.S</a><br>
</div></div><div class="gmail_extra"><br><br><div class="gmail_quote">On Tue, Jul 29, 2014 at 4:04 AM, Xin Tong <span dir="ltr"><<a href="mailto:trent.tong@gmail.com" target="_blank">trent.tong@gmail.com</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div class="gmail_default" style="font-family:courier new,monospace">Hi </div><div class="gmail_default" style="font-family:courier new,monospace">
<br></div><div class="gmail_default" style="font-family:courier new,monospace">
Ive heard that Linux uses the flat mode segmentation, i.e. the segmentation base is forced to be 0 and the limit to be 2^64.</div><div class="gmail_default" style="font-family:courier new,monospace"><br></div><div class="gmail_default" style="font-family:courier new,monospace">
I am having trouble finding the kernel code that sets up the GDT, can someone please point me to the right direction. </div><div class="gmail_default" style="font-family:courier new,monospace"><br></div><div class="gmail_default" style="font-family:courier new,monospace">
Thanks a lot.</div><span class="HOEnZb"><font color="#888888"><div class="gmail_default" style="font-family:courier new,monospace">Xin </div><div class="gmail_default" style="font-family:courier new,monospace"><br></div>
</font></span></div>
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<br></blockquote></div><br><br clear="all"><div><br></div>-- <br>Regards,<br>Peter Teoh
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