例如: extern void EthernetIntRegister(unsigned long ulBase, void (*pfnHandler)(void)); extern void EthernetIntUnregister(unsigned long ulBase); extern void EthernetIntEnable(unsigned long ulBase, unsigned long ulIntFlags); extern void EthernetIntDisable(unsigned long ulBase, unsigned long ulIntFlags); extern unsigned long EthernetIntStatus(unsigned long ulBase, tBoolean bMasked); extern void EthernetIntClear(unsigned long ulBase, unsigned long ulIntFlags); extern void EthernetPHYWrite(unsigned long ulBase, unsigned char ucRegAddr, unsigned long ulData); ......