ST_USER 137 bsp/hal/x86/arch/cpu.c gdt_set(USER_CS / 8, 0, 0xffffffff, ST_USER | ST_CODE_R, SIZE_32); ST_USER 138 bsp/hal/x86/arch/cpu.c gdt_set(USER_DS / 8, 0, 0xffffffff, ST_USER | ST_DATA_W, SIZE_32); ST_USER 178 bsp/hal/x86/arch/cpu.c idt_set(3, trap_3, KERNEL_CS, ST_USER | ST_TRAP_GATE); ST_USER 182 bsp/hal/x86/arch/cpu.c ST_USER | ST_TRAP_GATE);