请教高手WIFI命令含义

wl up 打开wl调试工具
wl mpc 0 是关闭什么，忘了
wl scansupress 1 关闭自动轮寻
wl pkteng_start 是让命令生效

pkteng_start
start packet engine tx usage: wl pkteng_start [(async)|sync] [ipg] [len] [nframes] [src]
start packet engine rx usage: wl pkteng_start [(async)|sync] [rxframes] [rxtimeout]
sync: synchronous mode
ipg: inter packet gap in us
len: packet length
nframes: number of frames; 0 indicates continuous tx test
src: source mac address
rxframes: number of receive frames (sync mode only)
rxtimeout: maximum timout in msec (sync mode only)

wl PM
PM set driver power management mode:
0: CAM (constantly awake)
1: PS(power-save)
2: FAST PS mode