#define erdsr 0x180 /*Pointer to Receive Descriptor Ring*/
#define etdsr 0x184 /*Pointer to Transmit Descriptor Ring*/
#define emrbr 0x188 /*Maximum Receive Buffer size*/
#define erdsr 0x180 /*Pointer to Receive Descriptor Ring*/
#define etdsr 0x184 /*Pointer to Transmit Descriptor Ring*/
#define emrbr 0x188 /*Maximum Receive Buffer size*/