srli a0, a0, 20 # a0 = a0 >> 20
andi a0, a0, 1 # a0 = a0 & 1
beqz a0, finish # if no user mode, skip the rest of these checks
- la t0, user_mode_end
- srli t0, t0, PMP_SHIFT
- csrr t1, pmpcfg0
- csrw pmpaddr0, t0
- csrr t1, pmpaddr0
- bne t0, t1, fail
- li t0, (PMP_R | PMP_W | PMP_X) # giving read, write and execute permissions
- or t0, t0, PMP_TOR # setting mode to TOR
- li t1, 255
- csrrc t1, pmpcfg0, t1
- csrrs t1, pmpcfg0, t0
- csrr t1, pmpcfg0
- andi t1, t1, 255
- bne t0, t1, fail
#endif /* __MACHINE_MODE */
# jump to user land
#else
TEST_CASE(12, x0, 0, nop)
#endif
- scall
+
finish:
RVTEST_PASS
- .align 2
- .global user_mode_end
-user_mode_end:
- nop
-
# We should only fall through to this if scall failed.
TEST_PASSFAIL