-#define REG_TX_OUT_BYTES(pn) CRA(0x4,pn,0x18) /* # octets tx */
-#define REG_TX_PAUSE(pn) CRA(0x4,pn,0x19) /* # pause frames sent */
-#define REG_TX_OK_BYTES(pn) CRA(0x4,pn,0x1a) /* # octets tx OK */
-#define REG_TX_UNICAST(pn) CRA(0x4,pn,0x1b) /* # frames unicast */
-#define REG_TX_MULTICAST(pn) CRA(0x4,pn,0x1c) /* # frames multicast */
-#define REG_TX_BROADCAST(pn) CRA(0x4,pn,0x1d) /* # frames broadcast */
-#define REG_TX_MULTIPLE_COLL(pn) CRA(0x4,pn,0x1e) /* # frames tx after multiple collisions */
-#define REG_TX_LATE_COLL(pn) CRA(0x4,pn,0x1f) /* # late collisions detected */
-#define REG_TX_XCOLL(pn) CRA(0x4,pn,0x20) /* # frames lost, excessive collisions */
-#define REG_TX_DEFER(pn) CRA(0x4,pn,0x21) /* # frames deferred on first tx attempt */
-#define REG_TX_XDEFER(pn) CRA(0x4,pn,0x22) /* # frames excessively deferred */
-#define REG_TX_CSENSE(pn) CRA(0x4,pn,0x23) /* carrier sense errors at frame end */
-#define REG_TX_SIZE_64(pn) CRA(0x4,pn,0x24) /* # frames 64 octets long */
-#define REG_TX_SIZE_65_TO_127(pn) CRA(0x4,pn,0x25) /* # frames 65-127 octets */
-#define REG_TX_SIZE_128_TO_255(pn) CRA(0x4,pn,0x26) /* # frames 128-255 */
-#define REG_TX_SIZE_256_TO_511(pn) CRA(0x4,pn,0x27) /* # frames 256-511 */
-#define REG_TX_SIZE_512_TO_1023(pn) CRA(0x4,pn,0x28) /* # frames 512-1023 */
-#define REG_TX_SIZE_1024_TO_1518(pn) CRA(0x4,pn,0x29) /* # frames 1024-1518 */
-#define REG_TX_SIZE_1519_TO_MAX(pn) CRA(0x4,pn,0x2a) /* # frames 1519-max */
-#define REG_TX_SINGLE_COLL(pn) CRA(0x4,pn,0x2b) /* # frames tx after single collision */
-#define REG_TX_BACKOFF2(pn) CRA(0x4,pn,0x2c) /* # frames tx ok after 2 backoffs/collisions */
-#define REG_TX_BACKOFF3(pn) CRA(0x4,pn,0x2d) /* after 3 backoffs/collisions */
-#define REG_TX_BACKOFF4(pn) CRA(0x4,pn,0x2e) /* after 4 */
-#define REG_TX_BACKOFF5(pn) CRA(0x4,pn,0x2f) /* after 5 */
-#define REG_TX_BACKOFF6(pn) CRA(0x4,pn,0x30) /* after 6 */
-#define REG_TX_BACKOFF7(pn) CRA(0x4,pn,0x31) /* after 7 */
-#define REG_TX_BACKOFF8(pn) CRA(0x4,pn,0x32) /* after 8 */
-#define REG_TX_BACKOFF9(pn) CRA(0x4,pn,0x33) /* after 9 */
-#define REG_TX_BACKOFF10(pn) CRA(0x4,pn,0x34) /* after 10 */
-#define REG_TX_BACKOFF11(pn) CRA(0x4,pn,0x35) /* after 11 */
-#define REG_TX_BACKOFF12(pn) CRA(0x4,pn,0x36) /* after 12 */
-#define REG_TX_BACKOFF13(pn) CRA(0x4,pn,0x37) /* after 13 */
-#define REG_TX_BACKOFF14(pn) CRA(0x4,pn,0x38) /* after 14 */
-#define REG_TX_BACKOFF15(pn) CRA(0x4,pn,0x39) /* after 15 */
-#define REG_TX_UNDERRUN(pn) CRA(0x4,pn,0x3a) /* # frames dropped from underrun */
-#define REG_RX_XGMII_PROT_ERR CRA(0x4,0xa,0x3b) /* # protocol errors detected on XGMII interface */
-#define REG_RX_IPG_SHRINK(pn) CRA(0x4,pn,0x3c) /* # of IPG shrinks detected */
+enum {
+ RxInBytes = 0x00, // # Rx in octets
+ RxSymbolCarrier = 0x01, // Frames w/ symbol errors
+ RxPause = 0x02, // # pause frames received
+ RxUnsupOpcode = 0x03, // # control frames with unsupported opcode
+ RxOkBytes = 0x04, // # octets in good frames
+ RxBadBytes = 0x05, // # octets in bad frames
+ RxUnicast = 0x06, // # good unicast frames
+ RxMulticast = 0x07, // # good multicast frames
+ RxBroadcast = 0x08, // # good broadcast frames
+ Crc = 0x09, // # frames w/ bad CRC only
+ RxAlignment = 0x0a, // # frames w/ alignment err
+ RxUndersize = 0x0b, // # frames undersize
+ RxFragments = 0x0c, // # frames undersize w/ crc err
+ RxInRangeLengthError = 0x0d, // # frames with length error
+ RxOutOfRangeError = 0x0e, // # frames with illegal length field
+ RxOversize = 0x0f, // # frames oversize
+ RxJabbers = 0x10, // # frames oversize w/ crc err
+ RxSize64 = 0x11, // # frames 64 octets long
+ RxSize65To127 = 0x12, // # frames 65-127 octets
+ RxSize128To255 = 0x13, // # frames 128-255
+ RxSize256To511 = 0x14, // # frames 256-511
+ RxSize512To1023 = 0x15, // # frames 512-1023
+ RxSize1024To1518 = 0x16, // # frames 1024-1518
+ RxSize1519ToMax = 0x17, // # frames 1519-max