Question: what is gdtr in microprocessor?
Answer: Global Descriptor Table Register (GDTR) The GDTR register holds the base address (32 bits in protected mode; 64 bits in IA-32e mode) and the 16-bit table. limit for the GDT. The base address specifies the linear address of byte 0 of the GDT; the table limit specifies the. number of bytes in the table.