SGDT         Store Global Descriptor Table (286/386) Flags: O D I T S Z A P C

SGDT memory location

           Logic:    [memory location] . Global Descriptor Table register

     SGDT stores the limit part of the GDTR register, followed by the linear
     base address of the GDT in a memory location. You must supply this
     instruction with a 64-bit memory location.

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   Operands                   Clocks   Transfers  Bytes  Example
   SGDT memory                11 (286)    8         5    SGDT MY_DESCRIPTOR
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        Note:          This instruction is only available in privileged
                       mode.