update mini2440: Modify the interrupt interface implementations.
update sep4020: Modify the interrupt interface implementations.
update Jz47xx: Modify the interrupt interface implementations.
update loongson dev3210: Modify the interrupt interface implementations.
update loongson 1B dev: Modify the interrupt interface implementations.
update AT91SAM7X: Modify the interrupt interface implementations.
update LPC214X: Modify the interrupt interface implementations.
update LPC2478: Modify the interrupt interface implementations.
Merge pull request #56 from aozima/aozima

Modify the interrupt interface implementations.