Intel 64 and IA-32 Architectures Software Developers Manual Volume 3A, System Programming Guide, Part 1

9-32 Vol. 3A
PROCESSOR MANAGEMENT AND INITIALIZATION
Figure 9-5. Moving the GDT, IDT, and TSS from ROM to RAM (Lines 196-261 of
List File)
FFFF FFFFH
GDT RAM
• Move the GDT, IDT, TSS
• Fix Aliases
• LTR
0
RAM_START
TSS
IDT
GDT
TSS RAM
IDT RAM
from ROM to RAM