You can press ^] (Ctrl + ])at any time, followed by one of these characters:
o : Show the VM object list
d : Show the device list
r : Dump MIPS CPU registers
t : Dump MIPS TLB entries
m : Dump the latest memory accesses
s : Suspend CPU emulation //休眠CPU
u : Resume CPU emulation //唤醒CPU
q : Quit the emulator
b : Dump the instruction block tree
h : JIT hash table statistics
l : MTS64 cache statistics
c : Write IOS configuration to disk (ios_cfg.txt)
j : Non-JIT mode statistics
i : Determine an idling pointer counter
x : Experimentations (can crash the box!)
^]: Send ^]