build_desc
build_desc(&desc, ldt_base, PAGE_SIZE, SDT_MEMRW,
build_desc(&desc, ldt_base, PAGE_SIZE, SDT_MEMRW, SEL_KPL, 1, 0);
build_desc(&desc, ldt_base, PAGE_SIZE, SDT_MEMRW, SEL_UPL, 1, 0);
build_desc(&desc, ldt_base, PAGE_SIZE, forbidden_types[i],
build_desc(&desc, ldt_base, PAGE_SIZE, SDT_MEMRW, SEL_UPL, 1, 0);
build_desc(&desc, 0, 0xFFFFFUL, SDT_MEMRWA, SEL_UPL, 1, 1);
build_desc(&desc, 0, 0xFFFFFFFFUL, SDT_MEMRWA, SEL_UPL, 1, 1);
build_desc(&desc, ldt_base, PAGE_SIZE, SDT_MEMRW, SEL_UPL, 1, 0);