Lines Matching refs:t0
45 csrr t0, scause
49 bne t0, t1, _handle_interrupt_and_exception
55 mv a0, t0
69 la t0, rt_interrupt_from_thread
70 LOAD a0, 0(t0)
71 la t0, rt_interrupt_to_thread
72 LOAD a1, 0(t0)
73 csrr t0, sstatus
74 andi t0, t0, ~SSTATUS_SPIE
75 csrw sstatus, t0
80 LOAD t0, FRAME_OFF_SSTATUS(sp)
81 andi t0, t0, SSTATUS_SPP
82 bnez t0, _resume_kernel