[debian-yeeloong-project] fix Loading initrd speed, yeeloong pmon update, Unofficial.

[liushiwei]

yeeloong:
http://www.bjlx.org.cn/loongson/pmon/pmon-LM8089-1.4.9a.bin    for
yeeloong  8.9 inch , fix  initrd.img speed

fuloong:
http://www.bjlx.org.cn/loongson/pmon/pmon-LM60xx-1.3.6a.bin    for
fuloong  6002,6003,6004 ,  fix initrd.img speed ,add [tab] recover
function.