Free Electrons

Embedded Linux Experts

   1
   2
   3
   4
   5
   6
   7
   8
   9
  10
  11
  12
  13
  14
  15
  16
  17
  18
  19
  20
  21
  22
  23
  24
  25
  26
  27
  28
  29
  30
  31
  32
  33
  34
  35
  36
  37
  38
  39
  40
  41
  42
  43
  44
  45
  46
  47
  48
  49
  50
  51
  52
  53
  54
  55
  56
  57
  58
  59
  60
  61
  62
  63
  64
  65
  66
  67
  68
  69
  70
  71
  72
  73
  74
  75
  76
  77
  78
  79
  80
  81
  82
  83
  84
  85
  86
  87
  88
  89
  90
  91
  92
  93
  94
  95
  96
  97
  98
  99
 100
 101
 102
 103
 104
 105
 106
 107
 108
 109
 110
 111
 112
 113
 114
 115
 116
 117
 118
 119
 120
 121
 122
 123
 124
 125
 126
 127
 128
 129
 130
 131
 132
 133
 134
 135
 136
 137
 138
 139
 140
 141
 142
 143
 144
 145
 146
 147
 148
 149
 150
 151
 152
 153
 154
 155
 156
 157
 158
 159
 160
 161
 162
 163
 164
 165
 166
 167
 168
 169
 170
 171
 172
 173
 174
 175
 176
 177
 178
 179
 180
 181
 182
 183
 184
 185
 186
 187
 188
 189
 190
 191
 192
 193
 194
 195
 196
 197
 198
 199
 200
 201
 202
 203
 204
 205
 206
 207
 208
 209
 210
 211
 212
 213
 214
 215
 216
 217
 218
 219
 220
 221
 222
 223
 224
 225
 226
 227
 228
 229
 230
 231
 232
 233
 234
 235
 236
 237
 238
 239
 240
 241
 242
 243
 244
 245
 246
 247
 248
 249
 250
 251
 252
 253
 254
 255
 256
 257
 258
 259
 260
 261
 262
 263
 264
 265
 266
 267
 268
 269
 270
 271
 272
 273
 274
 275
 276
 277
 278
 279
 280
 281
 282
 283
 284
 285
 286
 287
 288
 289
 290
 291
 292
 293
 294
 295
 296
 297
 298
 299
 300
 301
 302
 303
 304
 305
 306
 307
 308
 309
 310
 311
 312
 313
 314
 315
 316
 317
 318
 319
 320
 321
 322
 323
 324
 325
 326
 327
 328
 329
 330
 331
 332
 333
 334
 335
 336
 337
 338
 339
 340
 341
 342
 343
 344
 345
 346
 347
 348
 349
 350
 351
 352
 353
 354
 355
 356
 357
 358
 359
 360
 361
 362
 363
 364
 365
 366
 367
 368
 369
 370
 371
 372
 373
 374
 375
 376
 377
 378
 379
 380
 381
 382
 383
 384
 385
 386
 387
 388
 389
 390
 391
 392
 393
 394
 395
 396
 397
 398
 399
 400
 401
 402
 403
 404
 405
 406
 407
 408
 409
 410
 411
 412
 413
 414
 415
 416
 417
 418
 419
 420
 421
 422
 423
 424
 425
 426
 427
 428
 429
 430
 431
 432
 433
 434
 435
 436
 437
 438
 439
 440
 441
 442
 443
 444
 445
 446
 447
 448
 449
 450
 451
 452
 453
 454
 455
 456
 457
 458
 459
 460
 461
 462
 463
 464
 465
 466
 467
 468
 469
 470
 471
 472
 473
 474
 475
 476
 477
 478
 479
 480
 481
 482
 483
 484
 485
 486
 487
 488
 489
 490
 491
 492
 493
 494
 495
 496
 497
 498
 499
 500
 501
 502
 503
 504
 505
 506
 507
 508
 509
 510
 511
 512
 513
 514
 515
 516
 517
 518
 519
 520
 521
 522
 523
 524
 525
 526
 527
 528
 529
 530
 531
 532
 533
 534
 535
 536
 537
 538
 539
 540
 541
 542
 543
 544
 545
 546
 547
 548
 549
 550
 551
 552
 553
 554
 555
 556
 557
 558
 559
 560
 561
 562
 563
 564
 565
 566
 567
 568
 569
 570
 571
 572
 573
 574
 575
 576
 577
 578
 579
 580
 581
 582
 583
 584
 585
 586
 587
 588
 589
 590
 591
 592
 593
 594
 595
 596
 597
 598
 599
 600
 601
 602
 603
 604
 605
 606
 607
 608
 609
 610
 611
 612
 613
 614
 615
 616
 617
 618
 619
 620
 621
 622
 623
 624
 625
 626
 627
 628
 629
 630
 631
 632
 633
 634
 635
 636
 637
 638
 639
 640
 641
 642
 643
 644
 645
 646
 647
 648
 649
 650
 651
 652
 653
 654
 655
 656
 657
 658
 659
 660
 661
 662
 663
 664
 665
 666
 667
 668
 669
 670
 671
 672
 673
 674
 675
 676
 677
 678
 679
 680
 681
 682
 683
 684
 685
 686
 687
 688
 689
 690
 691
 692
 693
 694
 695
 696
 697
 698
 699
 700
 701
 702
 703
 704
 705
 706
 707
 708
 709
 710
 711
 712
 713
 714
 715
 716
 717
 718
 719
 720
 721
 722
 723
 724
 725
 726
 727
 728
 729
 730
 731
 732
 733
 734
 735
 736
 737
 738
 739
 740
 741
 742
 743
 744
 745
 746
 747
 748
 749
 750
 751
 752
 753
 754
 755
 756
 757
 758
 759
 760
 761
 762
 763
 764
 765
 766
 767
 768
 769
 770
 771
 772
 773
 774
 775
 776
 777
 778
 779
 780
 781
 782
 783
 784
 785
 786
 787
 788
 789
 790
 791
 792
 793
 794
 795
 796
 797
 798
 799
 800
 801
 802
 803
 804
 805
 806
 807
 808
 809
 810
 811
 812
 813
 814
 815
 816
 817
 818
 819
 820
 821
 822
 823
 824
 825
 826
 827
 828
 829
 830
 831
 832
 833
 834
 835
 836
 837
 838
 839
 840
 841
 842
 843
 844
 845
 846
 847
 848
 849
 850
 851
 852
 853
 854
 855
 856
 857
 858
 859
 860
 861
 862
 863
 864
 865
 866
 867
 868
 869
 870
 871
 872
 873
 874
 875
 876
 877
 878
 879
 880
 881
 882
 883
 884
 885
 886
 887
 888
 889
 890
 891
 892
 893
 894
 895
 896
 897
 898
 899
 900
 901
 902
 903
 904
 905
 906
 907
 908
 909
 910
 911
 912
 913
 914
 915
 916
 917
 918
 919
 920
 921
 922
 923
 924
 925
 926
 927
 928
 929
 930
 931
 932
 933
 934
 935
 936
 937
 938
 939
 940
 941
 942
 943
 944
 945
 946
 947
 948
 949
 950
 951
 952
 953
 954
 955
 956
 957
 958
 959
 960
 961
 962
 963
 964
 965
 966
 967
 968
 969
 970
 971
 972
 973
 974
 975
 976
 977
 978
 979
 980
 981
 982
 983
 984
 985
 986
 987
 988
 989
 990
 991
 992
 993
 994
 995
 996
 997
 998
 999
1000
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
1037
1038
1039
1040
1041
1042
1043
1044
1045
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055
1056
1057
1058
1059
1060
1061
1062
1063
1064
1065
1066
1067
1068
1069
1070
1071
1072
1073
1074
1075
1076
1077
1078
1079
1080
1081
1082
1083
1084
1085
1086
1087
1088
1089
1090
1091
1092
1093
1094
1095
1096
1097
1098
1099
1100
1101
1102
1103
1104
1105
1106
1107
1108
1109
1110
1111
1112
1113
1114
1115
1116
1117
1118
1119
1120
1121
1122
1123
1124
1125
1126
1127
1128
1129
1130
1131
1132
1133
1134
1135
1136
1137
1138
1139
1140
1141
1142
1143
1144
1145
1146
1147
1148
1149
1150
1151
1152
1153
1154
1155
1156
1157
1158
1159
1160
1161
1162
1163
1164
1165
1166
1167
1168
1169
1170
1171
1172
1173
1174
1175
1176
1177
1178
1179
1180
1181
1182
1183
1184
1185
1186
1187
1188
1189
1190
1191
1192
1193
1194
1195
1196
1197
1198
1199
1200
1201
1202
1203
1204
1205
1206
1207
1208
1209
1210
1211
1212
1213
1214
1215
1216
1217
1218
1219
1220
1221
1222
1223
1224
1225
1226
1227
1228
1229
1230
1231
1232
1233
1234
1235
1236
1237
1238
1239
1240
1241
1242
1243
1244
1245
1246
1247
1248
1249
1250
1251
1252
1253
1254
1255
1256
1257
1258
1259
1260
1261
1262
1263
1264
1265
1266
1267
1268
1269
1270
1271
1272
1273
1274
1275
1276
1277
1278
1279
1280
1281
1282
1283
1284
1285
1286
1287
1288
1289
1290
1291
1292
1293
1294
1295
1296
1297
1298
1299
1300
1301
1302
1303
1304
1305
1306
1307
1308
1309
1310
1311
1312
1313
1314
1315
1316
1317
1318
1319
1320
1321
1322
1323
1324
1325
1326
1327
1328
1329
1330
1331
1332
1333
1334
1335
1336
1337
1338
1339
1340
1341
1342
1343
1344
1345
1346
1347
1348
1349
1350
1351
1352
1353
1354
1355
1356
1357
1358
1359
1360
1361
1362
1363
1364
1365
1366
1367
1368
1369
1370
1371
1372
1373
1374
1375
1376
1377
1378
1379
1380
1381
1382
1383
1384
1385
1386
1387
1388
1389
1390
1391
1392
1393
1394
1395
1396
1397
1398
1399
1400
1401
1402
1403
1404
1405
1406
1407
1408
1409
1410
1411
1412
1413
1414
1415
1416
1417
1418
1419
1420
1421
1422
1423
1424
1425
1426
1427
1428
1429
1430
1431
1432
1433
1434
1435
1436
1437
1438
1439
1440
1441
1442
1443
1444
1445
1446
1447
1448
1449
1450
1451
1452
1453
1454
1455
1456
1457
1458
1459
1460
1461
1462
1463
1464
1465
1466
1467
1468
1469
1470
1471
1472
1473
1474
1475
1476
1477
1478
1479
1480
1481
1482
1483
1484
1485
1486
1487
1488
1489
1490
1491
1492
1493
1494
1495
1496
1497
1498
1499
1500
1501
1502
1503
1504
1505
1506
1507
1508
1509
1510
1511
1512
1513
1514
1515
1516
1517
1518
1519
1520
1521
1522
1523
1524
1525
1526
1527
1528
1529
1530
1531
1532
1533
1534
1535
1536
1537
1538
1539
1540
1541
1542
1543
1544
1545
1546
1547
1548
1549
1550
1551
1552
1553
1554
1555
1556
1557
1558
1559
1560
1561
1562
1563
1564
1565
1566
1567
1568
1569
1570
1571
1572
1573
1574
1575
1576
1577
1578
1579
1580
1581
1582
1583
1584
1585
1586
1587
1588
1589
1590
1591
1592
1593
1594
1595
1596
1597
1598
1599
1600
1601
1602
1603
1604
1605
1606
1607
1608
1609
1610
1611
1612
1613
1614
1615
1616
1617
1618
1619
1620
1621
1622
1623
1624
1625
1626
1627
1628
1629
1630
1631
1632
1633
1634
1635
1636
1637
1638
1639
1640
1641
1642
1643
1644
1645
1646
1647
1648
1649
1650
1651
1652
1653
1654
1655
1656
1657
1658
1659
1660
1661
1662
1663
1664
1665
1666
1667
1668
1669
1670
1671
1672
1673
1674
1675
1676
1677
1678
1679
1680
1681
1682
1683
1684
1685
1686
1687
1688
1689
1690
1691
1692
1693
1694
1695
1696
1697
1698
1699
1700
1701
1702
1703
1704
1705
1706
1707
1708
1709
1710
1711
1712
1713
1714
1715
1716
1717
1718
1719
1720
1721
1722
1723
1724
1725
1726
1727
1728
1729
1730
1731
1732
1733
1734
1735
1736
1737
1738
1739
1740
1741
1742
1743
1744
1745
1746
1747
1748
1749
1750
1751
1752
1753
1754
1755
1756
1757
1758
1759
1760
1761
1762
1763
1764
1765
1766
1767
1768
1769
1770
1771
1772
1773
1774
1775
1776
1777
1778
1779
1780
1781
1782
1783
1784
1785
1786
1787
1788
1789
1790
1791
1792
1793
1794
1795
1796
1797
1798
1799
1800
1801
1802
1803
1804
1805
1806
1807
1808
1809
1810
1811
1812
1813
1814
1815
1816
1817
1818
1819
1820
1821
1822
1823
1824
1825
1826
1827
1828
1829
1830
1831
1832
1833
1834
1835
1836
1837
1838
1839
1840
1841
1842
1843
1844
1845
/*
    This program is free software; you can redistribute it and/or
    modify it under the terms of the GNU General Public License
    as published by the Free Software Foundation; either version 2
    of the License, or (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.


*/

#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt

#define DRV_NAME	"uli526x"
#define DRV_VERSION	"0.9.3"
#define DRV_RELDATE	"2005-7-29"

#include <linux/module.h>

#include <linux/kernel.h>
#include <linux/string.h>
#include <linux/timer.h>
#include <linux/errno.h>
#include <linux/ioport.h>
#include <linux/interrupt.h>
#include <linux/pci.h>
#include <linux/init.h>
#include <linux/netdevice.h>
#include <linux/etherdevice.h>
#include <linux/ethtool.h>
#include <linux/skbuff.h>
#include <linux/delay.h>
#include <linux/spinlock.h>
#include <linux/dma-mapping.h>
#include <linux/bitops.h>

#include <asm/processor.h>
#include <asm/io.h>
#include <asm/dma.h>
#include <asm/uaccess.h>

#define uw32(reg, val)	iowrite32(val, ioaddr + (reg))
#define ur32(reg)	ioread32(ioaddr + (reg))

/* Board/System/Debug information/definition ---------------- */
#define PCI_ULI5261_ID  0x526110B9	/* ULi M5261 ID*/
#define PCI_ULI5263_ID  0x526310B9	/* ULi M5263 ID*/

#define ULI526X_IO_SIZE 0x100
#define TX_DESC_CNT     0x20            /* Allocated Tx descriptors */
#define RX_DESC_CNT     0x30            /* Allocated Rx descriptors */
#define TX_FREE_DESC_CNT (TX_DESC_CNT - 2)	/* Max TX packet count */
#define TX_WAKE_DESC_CNT (TX_DESC_CNT - 3)	/* TX wakeup count */
#define DESC_ALL_CNT    (TX_DESC_CNT + RX_DESC_CNT)
#define TX_BUF_ALLOC    0x600
#define RX_ALLOC_SIZE   0x620
#define ULI526X_RESET    1
#define CR0_DEFAULT     0
#define CR6_DEFAULT     0x22200000
#define CR7_DEFAULT     0x180c1
#define CR15_DEFAULT    0x06            /* TxJabber RxWatchdog */
#define TDES0_ERR_MASK  0x4302          /* TXJT, LC, EC, FUE */
#define MAX_PACKET_SIZE 1514
#define ULI5261_MAX_MULTICAST 14
#define RX_COPY_SIZE	100
#define MAX_CHECK_PACKET 0x8000

#define ULI526X_10MHF      0
#define ULI526X_100MHF     1
#define ULI526X_10MFD      4
#define ULI526X_100MFD     5
#define ULI526X_AUTO       8

#define ULI526X_TXTH_72	0x400000	/* TX TH 72 byte */
#define ULI526X_TXTH_96	0x404000	/* TX TH 96 byte */
#define ULI526X_TXTH_128	0x0000		/* TX TH 128 byte */
#define ULI526X_TXTH_256	0x4000		/* TX TH 256 byte */
#define ULI526X_TXTH_512	0x8000		/* TX TH 512 byte */
#define ULI526X_TXTH_1K	0xC000		/* TX TH 1K  byte */

#define ULI526X_TIMER_WUT  (jiffies + HZ * 1)/* timer wakeup time : 1 second */
#define ULI526X_TX_TIMEOUT ((16*HZ)/2)	/* tx packet time-out time 8 s" */
#define ULI526X_TX_KICK 	(4*HZ/2)	/* tx packet Kick-out time 2 s" */

#define ULI526X_DBUG(dbug_now, msg, value)			\
do {								\
	if (uli526x_debug || (dbug_now))			\
		pr_err("%s %lx\n", (msg), (long) (value));	\
} while (0)

#define SHOW_MEDIA_TYPE(mode)					\
	pr_err("Change Speed to %sMhz %s duplex\n",		\
	       mode & 1 ? "100" : "10",				\
	       mode & 4 ? "full" : "half");


/* CR9 definition: SROM/MII */
#define CR9_SROM_READ   0x4800
#define CR9_SRCS        0x1
#define CR9_SRCLK       0x2
#define CR9_CRDOUT      0x8
#define SROM_DATA_0     0x0
#define SROM_DATA_1     0x4
#define PHY_DATA_1      0x20000
#define PHY_DATA_0      0x00000
#define MDCLKH          0x10000

#define PHY_POWER_DOWN	0x800

#define SROM_V41_CODE   0x14

/* Structure/enum declaration ------------------------------- */
struct tx_desc {
        __le32 tdes0, tdes1, tdes2, tdes3; /* Data for the card */
        char *tx_buf_ptr;               /* Data for us */
        struct tx_desc *next_tx_desc;
} __attribute__(( aligned(32) ));

struct rx_desc {
	__le32 rdes0, rdes1, rdes2, rdes3; /* Data for the card */
	struct sk_buff *rx_skb_ptr;	/* Data for us */
	struct rx_desc *next_rx_desc;
} __attribute__(( aligned(32) ));

struct uli526x_board_info {
	struct uli_phy_ops {
		void (*write)(struct uli526x_board_info *, u8, u8, u16);
		u16 (*read)(struct uli526x_board_info *, u8, u8);
	} phy;
	struct net_device *next_dev;	/* next device */
	struct pci_dev *pdev;		/* PCI device */
	spinlock_t lock;

	void __iomem *ioaddr;		/* I/O base address */
	u32 cr0_data;
	u32 cr5_data;
	u32 cr6_data;
	u32 cr7_data;
	u32 cr15_data;

	/* pointer for memory physical address */
	dma_addr_t buf_pool_dma_ptr;	/* Tx buffer pool memory */
	dma_addr_t buf_pool_dma_start;	/* Tx buffer pool align dword */
	dma_addr_t desc_pool_dma_ptr;	/* descriptor pool memory */
	dma_addr_t first_tx_desc_dma;
	dma_addr_t first_rx_desc_dma;

	/* descriptor pointer */
	unsigned char *buf_pool_ptr;	/* Tx buffer pool memory */
	unsigned char *buf_pool_start;	/* Tx buffer pool align dword */
	unsigned char *desc_pool_ptr;	/* descriptor pool memory */
	struct tx_desc *first_tx_desc;
	struct tx_desc *tx_insert_ptr;
	struct tx_desc *tx_remove_ptr;
	struct rx_desc *first_rx_desc;
	struct rx_desc *rx_insert_ptr;
	struct rx_desc *rx_ready_ptr;	/* packet come pointer */
	unsigned long tx_packet_cnt;	/* transmitted packet count */
	unsigned long rx_avail_cnt;	/* available rx descriptor count */
	unsigned long interval_rx_cnt;	/* rx packet count a callback time */

	u16 dbug_cnt;
	u16 NIC_capability;		/* NIC media capability */
	u16 PHY_reg4;			/* Saved Phyxcer register 4 value */

	u8 media_mode;			/* user specify media mode */
	u8 op_mode;			/* real work media mode */
	u8 phy_addr;
	u8 link_failed;			/* Ever link failed */
	u8 wait_reset;			/* Hardware failed, need to reset */
	struct timer_list timer;

	/* Driver defined statistic counter */
	unsigned long tx_fifo_underrun;
	unsigned long tx_loss_carrier;
	unsigned long tx_no_carrier;
	unsigned long tx_late_collision;
	unsigned long tx_excessive_collision;
	unsigned long tx_jabber_timeout;
	unsigned long reset_count;
	unsigned long reset_cr8;
	unsigned long reset_fatal;
	unsigned long reset_TXtimeout;

	/* NIC SROM data */
	unsigned char srom[128];
	u8 init;
};

enum uli526x_offsets {
	DCR0 = 0x00, DCR1 = 0x08, DCR2 = 0x10, DCR3 = 0x18, DCR4 = 0x20,
	DCR5 = 0x28, DCR6 = 0x30, DCR7 = 0x38, DCR8 = 0x40, DCR9 = 0x48,
	DCR10 = 0x50, DCR11 = 0x58, DCR12 = 0x60, DCR13 = 0x68, DCR14 = 0x70,
	DCR15 = 0x78
};

enum uli526x_CR6_bits {
	CR6_RXSC = 0x2, CR6_PBF = 0x8, CR6_PM = 0x40, CR6_PAM = 0x80,
	CR6_FDM = 0x200, CR6_TXSC = 0x2000, CR6_STI = 0x100000,
	CR6_SFT = 0x200000, CR6_RXA = 0x40000000, CR6_NO_PURGE = 0x20000000
};

/* Global variable declaration ----------------------------- */
static int printed_version;
static const char version[] =
	"ULi M5261/M5263 net driver, version " DRV_VERSION " (" DRV_RELDATE ")";

static int uli526x_debug;
static unsigned char uli526x_media_mode = ULI526X_AUTO;
static u32 uli526x_cr6_user_set;

/* For module input parameter */
static int debug;
static u32 cr6set;
static int mode = 8;

/* function declaration ------------------------------------- */
static int uli526x_open(struct net_device *);
static netdev_tx_t uli526x_start_xmit(struct sk_buff *,
					    struct net_device *);
static int uli526x_stop(struct net_device *);
static void uli526x_set_filter_mode(struct net_device *);
static const struct ethtool_ops netdev_ethtool_ops;
static u16 read_srom_word(struct uli526x_board_info *, int);
static irqreturn_t uli526x_interrupt(int, void *);
#ifdef CONFIG_NET_POLL_CONTROLLER
static void uli526x_poll(struct net_device *dev);
#endif
static void uli526x_descriptor_init(struct net_device *, void __iomem *);
static void allocate_rx_buffer(struct net_device *);
static void update_cr6(u32, void __iomem *);
static void send_filter_frame(struct net_device *, int);
static u16 phy_readby_cr9(struct uli526x_board_info *, u8, u8);
static u16 phy_readby_cr10(struct uli526x_board_info *, u8, u8);
static void phy_writeby_cr9(struct uli526x_board_info *, u8, u8, u16);
static void phy_writeby_cr10(struct uli526x_board_info *, u8, u8, u16);
static void phy_write_1bit(struct uli526x_board_info *db, u32);
static u16 phy_read_1bit(struct uli526x_board_info *db);
static u8 uli526x_sense_speed(struct uli526x_board_info *);
static void uli526x_process_mode(struct uli526x_board_info *);
static void uli526x_timer(unsigned long);
static void uli526x_rx_packet(struct net_device *, struct uli526x_board_info *);
static void uli526x_free_tx_pkt(struct net_device *, struct uli526x_board_info *);
static void uli526x_reuse_skb(struct uli526x_board_info *, struct sk_buff *);
static void uli526x_dynamic_reset(struct net_device *);
static void uli526x_free_rxbuffer(struct uli526x_board_info *);
static void uli526x_init(struct net_device *);
static void uli526x_set_phyxcer(struct uli526x_board_info *);

static void srom_clk_write(struct uli526x_board_info *db, u32 data)
{
	void __iomem *ioaddr = db->ioaddr;

	uw32(DCR9, data | CR9_SROM_READ | CR9_SRCS);
	udelay(5);
	uw32(DCR9, data | CR9_SROM_READ | CR9_SRCS | CR9_SRCLK);
	udelay(5);
	uw32(DCR9, data | CR9_SROM_READ | CR9_SRCS);
	udelay(5);
}

/* ULI526X network board routine ---------------------------- */

static const struct net_device_ops netdev_ops = {
	.ndo_open		= uli526x_open,
	.ndo_stop		= uli526x_stop,
	.ndo_start_xmit		= uli526x_start_xmit,
	.ndo_set_rx_mode	= uli526x_set_filter_mode,
	.ndo_change_mtu		= eth_change_mtu,
	.ndo_set_mac_address	= eth_mac_addr,
	.ndo_validate_addr	= eth_validate_addr,
#ifdef CONFIG_NET_POLL_CONTROLLER
	.ndo_poll_controller 	= uli526x_poll,
#endif
};

/*
 *	Search ULI526X board, allocate space and register it
 */

static int uli526x_init_one(struct pci_dev *pdev,
			    const struct pci_device_id *ent)
{
	struct uli526x_board_info *db;	/* board information structure */
	struct net_device *dev;
	void __iomem *ioaddr;
	int i, err;

	ULI526X_DBUG(0, "uli526x_init_one()", 0);

	if (!printed_version++)
		pr_info("%s\n", version);

	/* Init network device */
	dev = alloc_etherdev(sizeof(*db));
	if (dev == NULL)
		return -ENOMEM;
	SET_NETDEV_DEV(dev, &pdev->dev);

	if (pci_set_dma_mask(pdev, DMA_BIT_MASK(32))) {
		pr_warn("32-bit PCI DMA not available\n");
		err = -ENODEV;
		goto err_out_free;
	}

	/* Enable Master/IO access, Disable memory access */
	err = pci_enable_device(pdev);
	if (err)
		goto err_out_free;

	if (!pci_resource_start(pdev, 0)) {
		pr_err("I/O base is zero\n");
		err = -ENODEV;
		goto err_out_disable;
	}

	if (pci_resource_len(pdev, 0) < (ULI526X_IO_SIZE) ) {
		pr_err("Allocated I/O size too small\n");
		err = -ENODEV;
		goto err_out_disable;
	}

	err = pci_request_regions(pdev, DRV_NAME);
	if (err < 0) {
		pr_err("Failed to request PCI regions\n");
		goto err_out_disable;
	}

	/* Init system & device */
	db = netdev_priv(dev);

	/* Allocate Tx/Rx descriptor memory */
	err = -ENOMEM;

	db->desc_pool_ptr = pci_alloc_consistent(pdev, sizeof(struct tx_desc) * DESC_ALL_CNT + 0x20, &db->desc_pool_dma_ptr);
	if (!db->desc_pool_ptr)
		goto err_out_release;

	db->buf_pool_ptr = pci_alloc_consistent(pdev, TX_BUF_ALLOC * TX_DESC_CNT + 4, &db->buf_pool_dma_ptr);
	if (!db->buf_pool_ptr)
		goto err_out_free_tx_desc;

	db->first_tx_desc = (struct tx_desc *) db->desc_pool_ptr;
	db->first_tx_desc_dma = db->desc_pool_dma_ptr;
	db->buf_pool_start = db->buf_pool_ptr;
	db->buf_pool_dma_start = db->buf_pool_dma_ptr;

	switch (ent->driver_data) {
	case PCI_ULI5263_ID:
		db->phy.write	= phy_writeby_cr10;
		db->phy.read	= phy_readby_cr10;
		break;
	default:
		db->phy.write	= phy_writeby_cr9;
		db->phy.read	= phy_readby_cr9;
		break;
	}

	/* IO region. */
	ioaddr = pci_iomap(pdev, 0, 0);
	if (!ioaddr)
		goto err_out_free_tx_buf;

	db->ioaddr = ioaddr;
	db->pdev = pdev;
	db->init = 1;

	pci_set_drvdata(pdev, dev);

	/* Register some necessary functions */
	dev->netdev_ops = &netdev_ops;
	dev->ethtool_ops = &netdev_ethtool_ops;

	spin_lock_init(&db->lock);


	/* read 64 word srom data */
	for (i = 0; i < 64; i++)
		((__le16 *) db->srom)[i] = cpu_to_le16(read_srom_word(db, i));

	/* Set Node address */
	if(((u16 *) db->srom)[0] == 0xffff || ((u16 *) db->srom)[0] == 0)		/* SROM absent, so read MAC address from ID Table */
	{
		uw32(DCR0, 0x10000);	//Diagnosis mode
		uw32(DCR13, 0x1c0);	//Reset dianostic pointer port
		uw32(DCR14, 0);		//Clear reset port
		uw32(DCR14, 0x10);	//Reset ID Table pointer
		uw32(DCR14, 0);		//Clear reset port
		uw32(DCR13, 0);		//Clear CR13
		uw32(DCR13, 0x1b0);	//Select ID Table access port
		//Read MAC address from CR14
		for (i = 0; i < 6; i++)
			dev->dev_addr[i] = ur32(DCR14);
		//Read end
		uw32(DCR13, 0);		//Clear CR13
		uw32(DCR0, 0);		//Clear CR0
		udelay(10);
	}
	else		/*Exist SROM*/
	{
		for (i = 0; i < 6; i++)
			dev->dev_addr[i] = db->srom[20 + i];
	}
	err = register_netdev (dev);
	if (err)
		goto err_out_unmap;

	netdev_info(dev, "ULi M%04lx at pci%s, %pM, irq %d\n",
		    ent->driver_data >> 16, pci_name(pdev),
		    dev->dev_addr, pdev->irq);

	pci_set_master(pdev);

	return 0;

err_out_unmap:
	pci_iounmap(pdev, db->ioaddr);
err_out_free_tx_buf:
	pci_free_consistent(pdev, TX_BUF_ALLOC * TX_DESC_CNT + 4,
			    db->buf_pool_ptr, db->buf_pool_dma_ptr);
err_out_free_tx_desc:
	pci_free_consistent(pdev, sizeof(struct tx_desc) * DESC_ALL_CNT + 0x20,
			    db->desc_pool_ptr, db->desc_pool_dma_ptr);
err_out_release:
	pci_release_regions(pdev);
err_out_disable:
	pci_disable_device(pdev);
err_out_free:
	free_netdev(dev);

	return err;
}


static void uli526x_remove_one(struct pci_dev *pdev)
{
	struct net_device *dev = pci_get_drvdata(pdev);
	struct uli526x_board_info *db = netdev_priv(dev);

	unregister_netdev(dev);
	pci_iounmap(pdev, db->ioaddr);
	pci_free_consistent(db->pdev, sizeof(struct tx_desc) *
				DESC_ALL_CNT + 0x20, db->desc_pool_ptr,
 				db->desc_pool_dma_ptr);
	pci_free_consistent(db->pdev, TX_BUF_ALLOC * TX_DESC_CNT + 4,
				db->buf_pool_ptr, db->buf_pool_dma_ptr);
	pci_release_regions(pdev);
	pci_disable_device(pdev);
	free_netdev(dev);
}


/*
 *	Open the interface.
 *	The interface is opened whenever "ifconfig" activates it.
 */

static int uli526x_open(struct net_device *dev)
{
	int ret;
	struct uli526x_board_info *db = netdev_priv(dev);

	ULI526X_DBUG(0, "uli526x_open", 0);

	/* system variable init */
	db->cr6_data = CR6_DEFAULT | uli526x_cr6_user_set;
	db->tx_packet_cnt = 0;
	db->rx_avail_cnt = 0;
	db->link_failed = 1;
	netif_carrier_off(dev);
	db->wait_reset = 0;

	db->NIC_capability = 0xf;	/* All capability*/
	db->PHY_reg4 = 0x1e0;

	/* CR6 operation mode decision */
	db->cr6_data |= ULI526X_TXTH_256;
	db->cr0_data = CR0_DEFAULT;

	/* Initialize ULI526X board */
	uli526x_init(dev);

	ret = request_irq(db->pdev->irq, uli526x_interrupt, IRQF_SHARED,
			  dev->name, dev);
	if (ret)
		return ret;

	/* Active System Interface */
	netif_wake_queue(dev);

	/* set and active a timer process */
	init_timer(&db->timer);
	db->timer.expires = ULI526X_TIMER_WUT + HZ * 2;
	db->timer.data = (unsigned long)dev;
	db->timer.function = uli526x_timer;
	add_timer(&db->timer);

	return 0;
}


/*	Initialize ULI526X board
 *	Reset ULI526X board
 *	Initialize TX/Rx descriptor chain structure
 *	Send the set-up frame
 *	Enable Tx/Rx machine
 */

static void uli526x_init(struct net_device *dev)
{
	struct uli526x_board_info *db = netdev_priv(dev);
	struct uli_phy_ops *phy = &db->phy;
	void __iomem *ioaddr = db->ioaddr;
	u8	phy_tmp;
	u8	timeout;
	u16 phy_reg_reset;


	ULI526X_DBUG(0, "uli526x_init()", 0);

	/* Reset M526x MAC controller */
	uw32(DCR0, ULI526X_RESET);	/* RESET MAC */
	udelay(100);
	uw32(DCR0, db->cr0_data);
	udelay(5);

	/* Phy addr : In some boards,M5261/M5263 phy address != 1 */
	db->phy_addr = 1;
	for (phy_tmp = 0; phy_tmp < 32; phy_tmp++) {
		u16 phy_value;

		phy_value = phy->read(db, phy_tmp, 3);	//peer add
		if (phy_value != 0xffff && phy_value != 0) {
			db->phy_addr = phy_tmp;
			break;
		}
	}

	if (phy_tmp == 32)
		pr_warn("Can not find the phy address!!!\n");
	/* Parser SROM and media mode */
	db->media_mode = uli526x_media_mode;

	/* phyxcer capability setting */
	phy_reg_reset = phy->read(db, db->phy_addr, 0);
	phy_reg_reset = (phy_reg_reset | 0x8000);
	phy->write(db, db->phy_addr, 0, phy_reg_reset);

	/* See IEEE 802.3-2002.pdf (Section 2, Chapter "22.2.4 Management
	 * functions") or phy data sheet for details on phy reset
	 */
	udelay(500);
	timeout = 10;
	while (timeout-- && phy->read(db, db->phy_addr, 0) & 0x8000)
		udelay(100);

	/* Process Phyxcer Media Mode */
	uli526x_set_phyxcer(db);

	/* Media Mode Process */
	if ( !(db->media_mode & ULI526X_AUTO) )
		db->op_mode = db->media_mode;		/* Force Mode */

	/* Initialize Transmit/Receive descriptor and CR3/4 */
	uli526x_descriptor_init(dev, ioaddr);

	/* Init CR6 to program M526X operation */
	update_cr6(db->cr6_data, ioaddr);

	/* Send setup frame */
	send_filter_frame(dev, netdev_mc_count(dev));	/* M5261/M5263 */

	/* Init CR7, interrupt active bit */
	db->cr7_data = CR7_DEFAULT;
	uw32(DCR7, db->cr7_data);

	/* Init CR15, Tx jabber and Rx watchdog timer */
	uw32(DCR15, db->cr15_data);

	/* Enable ULI526X Tx/Rx function */
	db->cr6_data |= CR6_RXSC | CR6_TXSC;
	update_cr6(db->cr6_data, ioaddr);
}


/*
 *	Hardware start transmission.
 *	Send a packet to media from the upper layer.
 */

static netdev_tx_t uli526x_start_xmit(struct sk_buff *skb,
					    struct net_device *dev)
{
	struct uli526x_board_info *db = netdev_priv(dev);
	void __iomem *ioaddr = db->ioaddr;
	struct tx_desc *txptr;
	unsigned long flags;

	ULI526X_DBUG(0, "uli526x_start_xmit", 0);

	/* Resource flag check */
	netif_stop_queue(dev);

	/* Too large packet check */
	if (skb->len > MAX_PACKET_SIZE) {
		netdev_err(dev, "big packet = %d\n", (u16)skb->len);
		dev_kfree_skb_any(skb);
		return NETDEV_TX_OK;
	}

	spin_lock_irqsave(&db->lock, flags);

	/* No Tx resource check, it never happen nromally */
	if (db->tx_packet_cnt >= TX_FREE_DESC_CNT) {
		spin_unlock_irqrestore(&db->lock, flags);
		netdev_err(dev, "No Tx resource %ld\n", db->tx_packet_cnt);
		return NETDEV_TX_BUSY;
	}

	/* Disable NIC interrupt */
	uw32(DCR7, 0);

	/* transmit this packet */
	txptr = db->tx_insert_ptr;
	skb_copy_from_linear_data(skb, txptr->tx_buf_ptr, skb->len);
	txptr->tdes1 = cpu_to_le32(0xe1000000 | skb->len);

	/* Point to next transmit free descriptor */
	db->tx_insert_ptr = txptr->next_tx_desc;

	/* Transmit Packet Process */
	if (db->tx_packet_cnt < TX_DESC_CNT) {
		txptr->tdes0 = cpu_to_le32(0x80000000);	/* Set owner bit */
		db->tx_packet_cnt++;			/* Ready to send */
		uw32(DCR1, 0x1);			/* Issue Tx polling */
		dev->trans_start = jiffies;		/* saved time stamp */
	}

	/* Tx resource check */
	if ( db->tx_packet_cnt < TX_FREE_DESC_CNT )
		netif_wake_queue(dev);

	/* Restore CR7 to enable interrupt */
	spin_unlock_irqrestore(&db->lock, flags);
	uw32(DCR7, db->cr7_data);

	/* free this SKB */
	dev_consume_skb_any(skb);

	return NETDEV_TX_OK;
}


/*
 *	Stop the interface.
 *	The interface is stopped when it is brought.
 */

static int uli526x_stop(struct net_device *dev)
{
	struct uli526x_board_info *db = netdev_priv(dev);
	void __iomem *ioaddr = db->ioaddr;

	/* disable system */
	netif_stop_queue(dev);

	/* deleted timer */
	del_timer_sync(&db->timer);

	/* Reset & stop ULI526X board */
	uw32(DCR0, ULI526X_RESET);
	udelay(5);
	db->phy.write(db, db->phy_addr, 0, 0x8000);

	/* free interrupt */
	free_irq(db->pdev->irq, dev);

	/* free allocated rx buffer */
	uli526x_free_rxbuffer(db);

	return 0;
}


/*
 *	M5261/M5263 insterrupt handler
 *	receive the packet to upper layer, free the transmitted packet
 */

static irqreturn_t uli526x_interrupt(int irq, void *dev_id)
{
	struct net_device *dev = dev_id;
	struct uli526x_board_info *db = netdev_priv(dev);
	void __iomem *ioaddr = db->ioaddr;
	unsigned long flags;

	spin_lock_irqsave(&db->lock, flags);
	uw32(DCR7, 0);

	/* Got ULI526X status */
	db->cr5_data = ur32(DCR5);
	uw32(DCR5, db->cr5_data);
	if ( !(db->cr5_data & 0x180c1) ) {
		/* Restore CR7 to enable interrupt mask */
		uw32(DCR7, db->cr7_data);
		spin_unlock_irqrestore(&db->lock, flags);
		return IRQ_HANDLED;
	}

	/* Check system status */
	if (db->cr5_data & 0x2000) {
		/* system bus error happen */
		ULI526X_DBUG(1, "System bus error happen. CR5=", db->cr5_data);
		db->reset_fatal++;
		db->wait_reset = 1;	/* Need to RESET */
		spin_unlock_irqrestore(&db->lock, flags);
		return IRQ_HANDLED;
	}

	 /* Received the coming packet */
	if ( (db->cr5_data & 0x40) && db->rx_avail_cnt )
		uli526x_rx_packet(dev, db);

	/* reallocate rx descriptor buffer */
	if (db->rx_avail_cnt<RX_DESC_CNT)
		allocate_rx_buffer(dev);

	/* Free the transmitted descriptor */
	if ( db->cr5_data & 0x01)
		uli526x_free_tx_pkt(dev, db);

	/* Restore CR7 to enable interrupt mask */
	uw32(DCR7, db->cr7_data);

	spin_unlock_irqrestore(&db->lock, flags);
	return IRQ_HANDLED;
}

#ifdef CONFIG_NET_POLL_CONTROLLER
static void uli526x_poll(struct net_device *dev)
{
	struct uli526x_board_info *db = netdev_priv(dev);

	/* ISR grabs the irqsave lock, so this should be safe */
	uli526x_interrupt(db->pdev->irq, dev);
}
#endif

/*
 *	Free TX resource after TX complete
 */

static void uli526x_free_tx_pkt(struct net_device *dev,
				struct uli526x_board_info * db)
{
	struct tx_desc *txptr;
	u32 tdes0;

	txptr = db->tx_remove_ptr;
	while(db->tx_packet_cnt) {
		tdes0 = le32_to_cpu(txptr->tdes0);
		if (tdes0 & 0x80000000)
			break;

		/* A packet sent completed */
		db->tx_packet_cnt--;
		dev->stats.tx_packets++;

		/* Transmit statistic counter */
		if ( tdes0 != 0x7fffffff ) {
			dev->stats.collisions += (tdes0 >> 3) & 0xf;
			dev->stats.tx_bytes += le32_to_cpu(txptr->tdes1) & 0x7ff;
			if (tdes0 & TDES0_ERR_MASK) {
				dev->stats.tx_errors++;
				if (tdes0 & 0x0002) {	/* UnderRun */
					db->tx_fifo_underrun++;
					if ( !(db->cr6_data & CR6_SFT) ) {
						db->cr6_data = db->cr6_data | CR6_SFT;
						update_cr6(db->cr6_data, db->ioaddr);
					}
				}
				if (tdes0 & 0x0100)
					db->tx_excessive_collision++;
				if (tdes0 & 0x0200)
					db->tx_late_collision++;
				if (tdes0 & 0x0400)
					db->tx_no_carrier++;
				if (tdes0 & 0x0800)
					db->tx_loss_carrier++;
				if (tdes0 & 0x4000)
					db->tx_jabber_timeout++;
			}
		}

    		txptr = txptr->next_tx_desc;
	}/* End of while */

	/* Update TX remove pointer to next */
	db->tx_remove_ptr = txptr;

	/* Resource available check */
	if ( db->tx_packet_cnt < TX_WAKE_DESC_CNT )
		netif_wake_queue(dev);	/* Active upper layer, send again */
}


/*
 *	Receive the come packet and pass to upper layer
 */

static void uli526x_rx_packet(struct net_device *dev, struct uli526x_board_info * db)
{
	struct rx_desc *rxptr;
	struct sk_buff *skb;
	int rxlen;
	u32 rdes0;

	rxptr = db->rx_ready_ptr;

	while(db->rx_avail_cnt) {
		rdes0 = le32_to_cpu(rxptr->rdes0);
		if (rdes0 & 0x80000000)	/* packet owner check */
		{
			break;
		}

		db->rx_avail_cnt--;
		db->interval_rx_cnt++;

		pci_unmap_single(db->pdev, le32_to_cpu(rxptr->rdes2), RX_ALLOC_SIZE, PCI_DMA_FROMDEVICE);
		if ( (rdes0 & 0x300) != 0x300) {
			/* A packet without First/Last flag */
			/* reuse this SKB */
			ULI526X_DBUG(0, "Reuse SK buffer, rdes0", rdes0);
			uli526x_reuse_skb(db, rxptr->rx_skb_ptr);
		} else {
			/* A packet with First/Last flag */
			rxlen = ( (rdes0 >> 16) & 0x3fff) - 4;

			/* error summary bit check */
			if (rdes0 & 0x8000) {
				/* This is a error packet */
				dev->stats.rx_errors++;
				if (rdes0 & 1)
					dev->stats.rx_fifo_errors++;
				if (rdes0 & 2)
					dev->stats.rx_crc_errors++;
				if (rdes0 & 0x80)
					dev->stats.rx_length_errors++;
			}

			if ( !(rdes0 & 0x8000) ||
				((db->cr6_data & CR6_PM) && (rxlen>6)) ) {
				struct sk_buff *new_skb = NULL;

				skb = rxptr->rx_skb_ptr;

				/* Good packet, send to upper layer */
				/* Shorst packet used new SKB */
				if ((rxlen < RX_COPY_SIZE) &&
				    (((new_skb = netdev_alloc_skb(dev, rxlen + 2)) != NULL))) {
					skb = new_skb;
					/* size less than COPY_SIZE, allocate a rxlen SKB */
					skb_reserve(skb, 2); /* 16byte align */
					memcpy(skb_put(skb, rxlen),
					       skb_tail_pointer(rxptr->rx_skb_ptr),
					       rxlen);
					uli526x_reuse_skb(db, rxptr->rx_skb_ptr);
				} else
					skb_put(skb, rxlen);

				skb->protocol = eth_type_trans(skb, dev);
				netif_rx(skb);
				dev->stats.rx_packets++;
				dev->stats.rx_bytes += rxlen;

			} else {
				/* Reuse SKB buffer when the packet is error */
				ULI526X_DBUG(0, "Reuse SK buffer, rdes0", rdes0);
				uli526x_reuse_skb(db, rxptr->rx_skb_ptr);
			}
		}

		rxptr = rxptr->next_rx_desc;
	}

	db->rx_ready_ptr = rxptr;
}


/*
 * Set ULI526X multicast address
 */

static void uli526x_set_filter_mode(struct net_device * dev)
{
	struct uli526x_board_info *db = netdev_priv(dev);
	unsigned long flags;

	ULI526X_DBUG(0, "uli526x_set_filter_mode()", 0);
	spin_lock_irqsave(&db->lock, flags);

	if (dev->flags & IFF_PROMISC) {
		ULI526X_DBUG(0, "Enable PROM Mode", 0);
		db->cr6_data |= CR6_PM | CR6_PBF;
		update_cr6(db->cr6_data, db->ioaddr);
		spin_unlock_irqrestore(&db->lock, flags);
		return;
	}

	if (dev->flags & IFF_ALLMULTI ||
	    netdev_mc_count(dev) > ULI5261_MAX_MULTICAST) {
		ULI526X_DBUG(0, "Pass all multicast address",
			     netdev_mc_count(dev));
		db->cr6_data &= ~(CR6_PM | CR6_PBF);
		db->cr6_data |= CR6_PAM;
		spin_unlock_irqrestore(&db->lock, flags);
		return;
	}

	ULI526X_DBUG(0, "Set multicast address", netdev_mc_count(dev));
	send_filter_frame(dev, netdev_mc_count(dev)); 	/* M5261/M5263 */
	spin_unlock_irqrestore(&db->lock, flags);
}

static void
ULi_ethtool_gset(struct uli526x_board_info *db, struct ethtool_cmd *ecmd)
{
	ecmd->supported = (SUPPORTED_10baseT_Half |
	                   SUPPORTED_10baseT_Full |
	                   SUPPORTED_100baseT_Half |
	                   SUPPORTED_100baseT_Full |
	                   SUPPORTED_Autoneg |
	                   SUPPORTED_MII);

	ecmd->advertising = (ADVERTISED_10baseT_Half |
	                   ADVERTISED_10baseT_Full |
	                   ADVERTISED_100baseT_Half |
	                   ADVERTISED_100baseT_Full |
	                   ADVERTISED_Autoneg |
	                   ADVERTISED_MII);


	ecmd->port = PORT_MII;
	ecmd->phy_address = db->phy_addr;

	ecmd->transceiver = XCVR_EXTERNAL;

	ethtool_cmd_speed_set(ecmd, SPEED_10);
	ecmd->duplex = DUPLEX_HALF;

	if(db->op_mode==ULI526X_100MHF || db->op_mode==ULI526X_100MFD)
	{
		ethtool_cmd_speed_set(ecmd, SPEED_100);
	}
	if(db->op_mode==ULI526X_10MFD || db->op_mode==ULI526X_100MFD)
	{
		ecmd->duplex = DUPLEX_FULL;
	}
	if(db->link_failed)
	{
		ethtool_cmd_speed_set(ecmd, SPEED_UNKNOWN);
		ecmd->duplex = DUPLEX_UNKNOWN;
	}

	if (db->media_mode & ULI526X_AUTO)
	{
		ecmd->autoneg = AUTONEG_ENABLE;
	}
}

static void netdev_get_drvinfo(struct net_device *dev,
			       struct ethtool_drvinfo *info)
{
	struct uli526x_board_info *np = netdev_priv(dev);

	strlcpy(info->driver, DRV_NAME, sizeof(info->driver));
	strlcpy(info->version, DRV_VERSION, sizeof(info->version));
	strlcpy(info->bus_info, pci_name(np->pdev), sizeof(info->bus_info));
}

static int netdev_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) {
	struct uli526x_board_info *np = netdev_priv(dev);

	ULi_ethtool_gset(np, cmd);

	return 0;
}

static u32 netdev_get_link(struct net_device *dev) {
	struct uli526x_board_info *np = netdev_priv(dev);

	if(np->link_failed)
		return 0;
	else
		return 1;
}

static void uli526x_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
{
	wol->supported = WAKE_PHY | WAKE_MAGIC;
	wol->wolopts = 0;
}

static const struct ethtool_ops netdev_ethtool_ops = {
	.get_drvinfo		= netdev_get_drvinfo,
	.get_settings		= netdev_get_settings,
	.get_link		= netdev_get_link,
	.get_wol		= uli526x_get_wol,
};

/*
 *	A periodic timer routine
 *	Dynamic media sense, allocate Rx buffer...
 */

static void uli526x_timer(unsigned long data)
{
	struct net_device *dev = (struct net_device *) data;
	struct uli526x_board_info *db = netdev_priv(dev);
	struct uli_phy_ops *phy = &db->phy;
	void __iomem *ioaddr = db->ioaddr;
 	unsigned long flags;
	u8 tmp_cr12 = 0;
	u32 tmp_cr8;

	//ULI526X_DBUG(0, "uli526x_timer()", 0);
	spin_lock_irqsave(&db->lock, flags);


	/* Dynamic reset ULI526X : system error or transmit time-out */
	tmp_cr8 = ur32(DCR8);
	if ( (db->interval_rx_cnt==0) && (tmp_cr8) ) {
		db->reset_cr8++;
		db->wait_reset = 1;
	}
	db->interval_rx_cnt = 0;

	/* TX polling kick monitor */
	if ( db->tx_packet_cnt &&
	     time_after(jiffies, dev_trans_start(dev) + ULI526X_TX_KICK) ) {
		uw32(DCR1, 0x1);   // Tx polling again

		// TX Timeout
		if ( time_after(jiffies, dev_trans_start(dev) + ULI526X_TX_TIMEOUT) ) {
			db->reset_TXtimeout++;
			db->wait_reset = 1;
			netdev_err(dev, " Tx timeout - resetting\n");
		}
	}

	if (db->wait_reset) {
		ULI526X_DBUG(0, "Dynamic Reset device", db->tx_packet_cnt);
		db->reset_count++;
		uli526x_dynamic_reset(dev);
		db->timer.expires = ULI526X_TIMER_WUT;
		add_timer(&db->timer);
		spin_unlock_irqrestore(&db->lock, flags);
		return;
	}

	/* Link status check, Dynamic media type change */
	if ((phy->read(db, db->phy_addr, 5) & 0x01e0)!=0)
		tmp_cr12 = 3;

	if ( !(tmp_cr12 & 0x3) && !db->link_failed ) {
		/* Link Failed */
		ULI526X_DBUG(0, "Link Failed", tmp_cr12);
		netif_carrier_off(dev);
		netdev_info(dev, "NIC Link is Down\n");
		db->link_failed = 1;

		/* For Force 10/100M Half/Full mode: Enable Auto-Nego mode */
		/* AUTO don't need */
		if ( !(db->media_mode & 0x8) )
			phy->write(db, db->phy_addr, 0, 0x1000);

		/* AUTO mode, if INT phyxcer link failed, select EXT device */
		if (db->media_mode & ULI526X_AUTO) {
			db->cr6_data&=~0x00000200;	/* bit9=0, HD mode */
			update_cr6(db->cr6_data, db->ioaddr);
		}
	} else
		if ((tmp_cr12 & 0x3) && db->link_failed) {
			ULI526X_DBUG(0, "Link link OK", tmp_cr12);
			db->link_failed = 0;

			/* Auto Sense Speed */
			if ( (db->media_mode & ULI526X_AUTO) &&
				uli526x_sense_speed(db) )
				db->link_failed = 1;
			uli526x_process_mode(db);

			if(db->link_failed==0)
			{
				netdev_info(dev, "NIC Link is Up %d Mbps %s duplex\n",
					    (db->op_mode == ULI526X_100MHF ||
					     db->op_mode == ULI526X_100MFD)
					    ? 100 : 10,
					    (db->op_mode == ULI526X_10MFD ||
					     db->op_mode == ULI526X_100MFD)
					    ? "Full" : "Half");
				netif_carrier_on(dev);
			}
			/* SHOW_MEDIA_TYPE(db->op_mode); */
		}
		else if(!(tmp_cr12 & 0x3) && db->link_failed)
		{
			if(db->init==1)
			{
				netdev_info(dev, "NIC Link is Down\n");
				netif_carrier_off(dev);
			}
		}
		db->init=0;

	/* Timer active again */
	db->timer.expires = ULI526X_TIMER_WUT;
	add_timer(&db->timer);
	spin_unlock_irqrestore(&db->lock, flags);
}


/*
 *	Stop ULI526X board
 *	Free Tx/Rx allocated memory
 *	Init system variable
 */

static void uli526x_reset_prepare(struct net_device *dev)
{
	struct uli526x_board_info *db = netdev_priv(dev);
	void __iomem *ioaddr = db->ioaddr;

	/* Sopt MAC controller */
	db->cr6_data &= ~(CR6_RXSC | CR6_TXSC);	/* Disable Tx/Rx */
	update_cr6(db->cr6_data, ioaddr);
	uw32(DCR7, 0);				/* Disable Interrupt */
	uw32(DCR5, ur32(DCR5));

	/* Disable upper layer interface */
	netif_stop_queue(dev);

	/* Free Rx Allocate buffer */
	uli526x_free_rxbuffer(db);

	/* system variable init */
	db->tx_packet_cnt = 0;
	db->rx_avail_cnt = 0;
	db->link_failed = 1;
	db->init=1;
	db->wait_reset = 0;
}


/*
 *	Dynamic reset the ULI526X board
 *	Stop ULI526X board
 *	Free Tx/Rx allocated memory
 *	Reset ULI526X board
 *	Re-initialize ULI526X board
 */

static void uli526x_dynamic_reset(struct net_device *dev)
{
	ULI526X_DBUG(0, "uli526x_dynamic_reset()", 0);

	uli526x_reset_prepare(dev);

	/* Re-initialize ULI526X board */
	uli526x_init(dev);

	/* Restart upper layer interface */
	netif_wake_queue(dev);
}


#ifdef CONFIG_PM

/*
 *	Suspend the interface.
 */

static int uli526x_suspend(struct pci_dev *pdev, pm_message_t state)
{
	struct net_device *dev = pci_get_drvdata(pdev);
	pci_power_t power_state;
	int err;

	ULI526X_DBUG(0, "uli526x_suspend", 0);

	pci_save_state(pdev);

	if (!netif_running(dev))
		return 0;

	netif_device_detach(dev);
	uli526x_reset_prepare(dev);

	power_state = pci_choose_state(pdev, state);
	pci_enable_wake(pdev, power_state, 0);
	err = pci_set_power_state(pdev, power_state);
	if (err) {
		netif_device_attach(dev);
		/* Re-initialize ULI526X board */
		uli526x_init(dev);
		/* Restart upper layer interface */
		netif_wake_queue(dev);
	}

	return err;
}

/*
 *	Resume the interface.
 */

static int uli526x_resume(struct pci_dev *pdev)
{
	struct net_device *dev = pci_get_drvdata(pdev);
	int err;

	ULI526X_DBUG(0, "uli526x_resume", 0);

	pci_restore_state(pdev);

	if (!netif_running(dev))
		return 0;

	err = pci_set_power_state(pdev, PCI_D0);
	if (err) {
		netdev_warn(dev, "Could not put device into D0\n");
		return err;
	}

	netif_device_attach(dev);
	/* Re-initialize ULI526X board */
	uli526x_init(dev);
	/* Restart upper layer interface */
	netif_wake_queue(dev);

	return 0;
}

#else /* !CONFIG_PM */

#define uli526x_suspend	NULL
#define uli526x_resume	NULL

#endif /* !CONFIG_PM */


/*
 *	free all allocated rx buffer
 */

static void uli526x_free_rxbuffer(struct uli526x_board_info * db)
{
	ULI526X_DBUG(0, "uli526x_free_rxbuffer()", 0);

	/* free allocated rx buffer */
	while (db->rx_avail_cnt) {
		dev_kfree_skb(db->rx_ready_ptr->rx_skb_ptr);
		db->rx_ready_ptr = db->rx_ready_ptr->next_rx_desc;
		db->rx_avail_cnt--;
	}
}


/*
 *	Reuse the SK buffer
 */

static void uli526x_reuse_skb(struct uli526x_board_info *db, struct sk_buff * skb)
{
	struct rx_desc *rxptr = db->rx_insert_ptr;

	if (!(rxptr->rdes0 & cpu_to_le32(0x80000000))) {
		rxptr->rx_skb_ptr = skb;
		rxptr->rdes2 = cpu_to_le32(pci_map_single(db->pdev,
							  skb_tail_pointer(skb),
							  RX_ALLOC_SIZE,
							  PCI_DMA_FROMDEVICE));
		wmb();
		rxptr->rdes0 = cpu_to_le32(0x80000000);
		db->rx_avail_cnt++;
		db->rx_insert_ptr = rxptr->next_rx_desc;
	} else
		ULI526X_DBUG(0, "SK Buffer reuse method error", db->rx_avail_cnt);
}


/*
 *	Initialize transmit/Receive descriptor
 *	Using Chain structure, and allocate Tx/Rx buffer
 */

static void uli526x_descriptor_init(struct net_device *dev, void __iomem *ioaddr)
{
	struct uli526x_board_info *db = netdev_priv(dev);
	struct tx_desc *tmp_tx;
	struct rx_desc *tmp_rx;
	unsigned char *tmp_buf;
	dma_addr_t tmp_tx_dma, tmp_rx_dma;
	dma_addr_t tmp_buf_dma;
	int i;

	ULI526X_DBUG(0, "uli526x_descriptor_init()", 0);

	/* tx descriptor start pointer */
	db->tx_insert_ptr = db->first_tx_desc;
	db->tx_remove_ptr = db->first_tx_desc;
	uw32(DCR4, db->first_tx_desc_dma);	/* TX DESC address */

	/* rx descriptor start pointer */
	db->first_rx_desc = (void *)db->first_tx_desc + sizeof(struct tx_desc) * TX_DESC_CNT;
	db->first_rx_desc_dma =  db->first_tx_desc_dma + sizeof(struct tx_desc) * TX_DESC_CNT;
	db->rx_insert_ptr = db->first_rx_desc;
	db->rx_ready_ptr = db->first_rx_desc;
	uw32(DCR3, db->first_rx_desc_dma);	/* RX DESC address */

	/* Init Transmit chain */
	tmp_buf = db->buf_pool_start;
	tmp_buf_dma = db->buf_pool_dma_start;
	tmp_tx_dma = db->first_tx_desc_dma;
	for (tmp_tx = db->first_tx_desc, i = 0; i < TX_DESC_CNT; i++, tmp_tx++) {
		tmp_tx->tx_buf_ptr = tmp_buf;
		tmp_tx->tdes0 = cpu_to_le32(0);
		tmp_tx->tdes1 = cpu_to_le32(0x81000000);	/* IC, chain */
		tmp_tx->tdes2 = cpu_to_le32(tmp_buf_dma);
		tmp_tx_dma += sizeof(struct tx_desc);
		tmp_tx->tdes3 = cpu_to_le32(tmp_tx_dma);
		tmp_tx->next_tx_desc = tmp_tx + 1;
		tmp_buf = tmp_buf + TX_BUF_ALLOC;
		tmp_buf_dma = tmp_buf_dma + TX_BUF_ALLOC;
	}
	(--tmp_tx)->tdes3 = cpu_to_le32(db->first_tx_desc_dma);
	tmp_tx->next_tx_desc = db->first_tx_desc;

	 /* Init Receive descriptor chain */
	tmp_rx_dma=db->first_rx_desc_dma;
	for (tmp_rx = db->first_rx_desc, i = 0; i < RX_DESC_CNT; i++, tmp_rx++) {
		tmp_rx->rdes0 = cpu_to_le32(0);
		tmp_rx->rdes1 = cpu_to_le32(0x01000600);
		tmp_rx_dma += sizeof(struct rx_desc);
		tmp_rx->rdes3 = cpu_to_le32(tmp_rx_dma);
		tmp_rx->next_rx_desc = tmp_rx + 1;
	}
	(--tmp_rx)->rdes3 = cpu_to_le32(db->first_rx_desc_dma);
	tmp_rx->next_rx_desc = db->first_rx_desc;

	/* pre-allocate Rx buffer */
	allocate_rx_buffer(dev);
}


/*
 *	Update CR6 value
 *	Firstly stop ULI526X, then written value and start
 */
static void update_cr6(u32 cr6_data, void __iomem *ioaddr)
{
	uw32(DCR6, cr6_data);
	udelay(5);
}


/*
 *	Send a setup frame for M5261/M5263
 *	This setup frame initialize ULI526X address filter mode
 */

#ifdef __BIG_ENDIAN
#define FLT_SHIFT 16
#else
#define FLT_SHIFT 0
#endif

static void send_filter_frame(struct net_device *dev, int mc_cnt)
{
	struct uli526x_board_info *db = netdev_priv(dev);
	void __iomem *ioaddr = db->ioaddr;
	struct netdev_hw_addr *ha;
	struct tx_desc *txptr;
	u16 * addrptr;
	u32 * suptr;
	int i;

	ULI526X_DBUG(0, "send_filter_frame()", 0);

	txptr = db->tx_insert_ptr;
	suptr = (u32 *) txptr->tx_buf_ptr;

	/* Node address */
	addrptr = (u16 *) dev->dev_addr;
	*suptr++ = addrptr[0] << FLT_SHIFT;
	*suptr++ = addrptr[1] << FLT_SHIFT;
	*suptr++ = addrptr[2] << FLT_SHIFT;

	/* broadcast address */
	*suptr++ = 0xffff << FLT_SHIFT;
	*suptr++ = 0xffff << FLT_SHIFT;
	*suptr++ = 0xffff << FLT_SHIFT;

	/* fit the multicast address */
	netdev_for_each_mc_addr(ha, dev) {
		addrptr = (u16 *) ha->addr;
		*suptr++ = addrptr[0] << FLT_SHIFT;
		*suptr++ = addrptr[1] << FLT_SHIFT;
		*suptr++ = addrptr[2] << FLT_SHIFT;
	}

	for (i = netdev_mc_count(dev); i < 14; i++) {
		*suptr++ = 0xffff << FLT_SHIFT;
		*suptr++ = 0xffff << FLT_SHIFT;
		*suptr++ = 0xffff << FLT_SHIFT;
	}

	/* prepare the setup frame */
	db->tx_insert_ptr = txptr->next_tx_desc;
	txptr->tdes1 = cpu_to_le32(0x890000c0);

	/* Resource Check and Send the setup packet */
	if (db->tx_packet_cnt < TX_DESC_CNT) {
		/* Resource Empty */
		db->tx_packet_cnt++;
		txptr->tdes0 = cpu_to_le32(0x80000000);
		update_cr6(db->cr6_data | 0x2000, ioaddr);
		uw32(DCR1, 0x1);	/* Issue Tx polling */
		update_cr6(db->cr6_data, ioaddr);
		dev->trans_start = jiffies;
	} else
		netdev_err(dev, "No Tx resource - Send_filter_frame!\n");
}


/*
 *	Allocate rx buffer,
 *	As possible as allocate maxiumn Rx buffer
 */

static void allocate_rx_buffer(struct net_device *dev)
{
	struct uli526x_board_info *db = netdev_priv(dev);
	struct rx_desc *rxptr;
	struct sk_buff *skb;

	rxptr = db->rx_insert_ptr;

	while(db->rx_avail_cnt < RX_DESC_CNT) {
		skb = netdev_alloc_skb(dev, RX_ALLOC_SIZE);
		if (skb == NULL)
			break;
		rxptr->rx_skb_ptr = skb; /* FIXME (?) */
		rxptr->rdes2 = cpu_to_le32(pci_map_single(db->pdev,
							  skb_tail_pointer(skb),
							  RX_ALLOC_SIZE,
							  PCI_DMA_FROMDEVICE));
		wmb();
		rxptr->rdes0 = cpu_to_le32(0x80000000);
		rxptr = rxptr->next_rx_desc;
		db->rx_avail_cnt++;
	}

	db->rx_insert_ptr = rxptr;
}


/*
 *	Read one word data from the serial ROM
 */

static u16 read_srom_word(struct uli526x_board_info *db, int offset)
{
	void __iomem *ioaddr = db->ioaddr;
	u16 srom_data = 0;
	int i;

	uw32(DCR9, CR9_SROM_READ);
	uw32(DCR9, CR9_SROM_READ | CR9_SRCS);

	/* Send the Read Command 110b */
	srom_clk_write(db, SROM_DATA_1);
	srom_clk_write(db, SROM_DATA_1);
	srom_clk_write(db, SROM_DATA_0);

	/* Send the offset */
	for (i = 5; i >= 0; i--) {
		srom_data = (offset & (1 << i)) ? SROM_DATA_1 : SROM_DATA_0;
		srom_clk_write(db, srom_data);
	}

	uw32(DCR9, CR9_SROM_READ | CR9_SRCS);

	for (i = 16; i > 0; i--) {
		uw32(DCR9, CR9_SROM_READ | CR9_SRCS | CR9_SRCLK);
		udelay(5);
		srom_data = (srom_data << 1) |
			    ((ur32(DCR9) & CR9_CRDOUT) ? 1 : 0);
		uw32(DCR9, CR9_SROM_READ | CR9_SRCS);
		udelay(5);
	}

	uw32(DCR9, CR9_SROM_READ);
	return srom_data;
}


/*
 *	Auto sense the media mode
 */

static u8 uli526x_sense_speed(struct uli526x_board_info * db)
{
	struct uli_phy_ops *phy = &db->phy;
	u8 ErrFlag = 0;
	u16 phy_mode;

	phy_mode = phy->read(db, db->phy_addr, 1);
	phy_mode = phy->read(db, db->phy_addr, 1);

	if ( (phy_mode & 0x24) == 0x24 ) {

		phy_mode = ((phy->read(db, db->phy_addr, 5) & 0x01e0)<<7);
		if(phy_mode&0x8000)
			phy_mode = 0x8000;
		else if(phy_mode&0x4000)
			phy_mode = 0x4000;
		else if(phy_mode&0x2000)
			phy_mode = 0x2000;
		else
			phy_mode = 0x1000;

		switch (phy_mode) {
		case 0x1000: db->op_mode = ULI526X_10MHF; break;
		case 0x2000: db->op_mode = ULI526X_10MFD; break;
		case 0x4000: db->op_mode = ULI526X_100MHF; break;
		case 0x8000: db->op_mode = ULI526X_100MFD; break;
		default: db->op_mode = ULI526X_10MHF; ErrFlag = 1; break;
		}
	} else {
		db->op_mode = ULI526X_10MHF;
		ULI526X_DBUG(0, "Link Failed :", phy_mode);
		ErrFlag = 1;
	}

	return ErrFlag;
}


/*
 *	Set 10/100 phyxcer capability
 *	AUTO mode : phyxcer register4 is NIC capability
 *	Force mode: phyxcer register4 is the force media
 */

static void uli526x_set_phyxcer(struct uli526x_board_info *db)
{
	struct uli_phy_ops *phy = &db->phy;
	u16 phy_reg;

	/* Phyxcer capability setting */
	phy_reg = phy->read(db, db->phy_addr, 4) & ~0x01e0;

	if (db->media_mode & ULI526X_AUTO) {
		/* AUTO Mode */
		phy_reg |= db->PHY_reg4;
	} else {
		/* Force Mode */
		switch(db->media_mode) {
		case ULI526X_10MHF: phy_reg |= 0x20; break;
		case ULI526X_10MFD: phy_reg |= 0x40; break;
		case ULI526X_100MHF: phy_reg |= 0x80; break;
		case ULI526X_100MFD: phy_reg |= 0x100; break;
		}

	}

  	/* Write new capability to Phyxcer Reg4 */
	if ( !(phy_reg & 0x01e0)) {
		phy_reg|=db->PHY_reg4;
		db->media_mode|=ULI526X_AUTO;
	}
	phy->write(db, db->phy_addr, 4, phy_reg);

 	/* Restart Auto-Negotiation */
	phy->write(db, db->phy_addr, 0, 0x1200);
	udelay(50);
}


/*
 *	Process op-mode
 	AUTO mode : PHY controller in Auto-negotiation Mode
 *	Force mode: PHY controller in force mode with HUB
 *			N-way force capability with SWITCH
 */

static void uli526x_process_mode(struct uli526x_board_info *db)
{
	struct uli_phy_ops *phy = &db->phy;
	u16 phy_reg;

	/* Full Duplex Mode Check */
	if (db->op_mode & 0x4)
		db->cr6_data |= CR6_FDM;	/* Set Full Duplex Bit */
	else
		db->cr6_data &= ~CR6_FDM;	/* Clear Full Duplex Bit */

	update_cr6(db->cr6_data, db->ioaddr);

	/* 10/100M phyxcer force mode need */
	if (!(db->media_mode & 0x8)) {
		/* Forece Mode */
		phy_reg = phy->read(db, db->phy_addr, 6);
		if (!(phy_reg & 0x1)) {
			/* parter without N-Way capability */
			phy_reg = 0x0;
			switch(db->op_mode) {
			case ULI526X_10MHF: phy_reg = 0x0; break;
			case ULI526X_10MFD: phy_reg = 0x100; break;
			case ULI526X_100MHF: phy_reg = 0x2000; break;
			case ULI526X_100MFD: phy_reg = 0x2100; break;
			}
			phy->write(db, db->phy_addr, 0, phy_reg);
		}
	}
}


/* M5261/M5263 Chip */
static void phy_writeby_cr9(struct uli526x_board_info *db, u8 phy_addr,
			    u8 offset, u16 phy_data)
{
	u16 i;

	/* Send 33 synchronization clock to Phy controller */
	for (i = 0; i < 35; i++)
		phy_write_1bit(db, PHY_DATA_1);

	/* Send start command(01) to Phy */
	phy_write_1bit(db, PHY_DATA_0);
	phy_write_1bit(db, PHY_DATA_1);

	/* Send write command(01) to Phy */
	phy_write_1bit(db, PHY_DATA_0);
	phy_write_1bit(db, PHY_DATA_1);

	/* Send Phy address */
	for (i = 0x10; i > 0; i = i >> 1)
		phy_write_1bit(db, phy_addr & i ? PHY_DATA_1 : PHY_DATA_0);

	/* Send register address */
	for (i = 0x10; i > 0; i = i >> 1)
		phy_write_1bit(db, offset & i ? PHY_DATA_1 : PHY_DATA_0);

	/* written trasnition */
	phy_write_1bit(db, PHY_DATA_1);
	phy_write_1bit(db, PHY_DATA_0);

	/* Write a word data to PHY controller */
	for (i = 0x8000; i > 0; i >>= 1)
		phy_write_1bit(db, phy_data & i ? PHY_DATA_1 : PHY_DATA_0);
}

static u16 phy_readby_cr9(struct uli526x_board_info *db, u8 phy_addr, u8 offset)
{
	u16 phy_data;
	int i;

	/* Send 33 synchronization clock to Phy controller */
	for (i = 0; i < 35; i++)
		phy_write_1bit(db, PHY_DATA_1);

	/* Send start command(01) to Phy */
	phy_write_1bit(db, PHY_DATA_0);
	phy_write_1bit(db, PHY_DATA_1);

	/* Send read command(10) to Phy */
	phy_write_1bit(db, PHY_DATA_1);
	phy_write_1bit(db, PHY_DATA_0);

	/* Send Phy address */
	for (i = 0x10; i > 0; i = i >> 1)
		phy_write_1bit(db, phy_addr & i ? PHY_DATA_1 : PHY_DATA_0);

	/* Send register address */
	for (i = 0x10; i > 0; i = i >> 1)
		phy_write_1bit(db, offset & i ? PHY_DATA_1 : PHY_DATA_0);

	/* Skip transition state */
	phy_read_1bit(db);

	/* read 16bit data */
	for (phy_data = 0, i = 0; i < 16; i++) {
		phy_data <<= 1;
		phy_data |= phy_read_1bit(db);
	}

	return phy_data;
}

static u16 phy_readby_cr10(struct uli526x_board_info *db, u8 phy_addr,
			   u8 offset)
{
	void __iomem *ioaddr = db->ioaddr;
	u32 cr10_value = phy_addr;

	cr10_value = (cr10_value <<  5) + offset;
	cr10_value = (cr10_value << 16) + 0x08000000;
	uw32(DCR10, cr10_value);
	udelay(1);
	while (1) {
		cr10_value = ur32(DCR10);
		if (cr10_value & 0x10000000)
			break;
	}
	return cr10_value & 0x0ffff;
}

static void phy_writeby_cr10(struct uli526x_board_info *db, u8 phy_addr,
			     u8 offset, u16 phy_data)
{
	void __iomem *ioaddr = db->ioaddr;
	u32 cr10_value = phy_addr;

	cr10_value = (cr10_value <<  5) + offset;
	cr10_value = (cr10_value << 16) + 0x04000000 + phy_data;
	uw32(DCR10, cr10_value);
	udelay(1);
}
/*
 *	Write one bit data to Phy Controller
 */

static void phy_write_1bit(struct uli526x_board_info *db, u32 data)
{
	void __iomem *ioaddr = db->ioaddr;

	uw32(DCR9, data);		/* MII Clock Low */
	udelay(1);
	uw32(DCR9, data | MDCLKH);	/* MII Clock High */
	udelay(1);
	uw32(DCR9, data);		/* MII Clock Low */
	udelay(1);
}


/*
 *	Read one bit phy data from PHY controller
 */

static u16 phy_read_1bit(struct uli526x_board_info *db)
{
	void __iomem *ioaddr = db->ioaddr;
	u16 phy_data;

	uw32(DCR9, 0x50000);
	udelay(1);
	phy_data = (ur32(DCR9) >> 19) & 0x1;
	uw32(DCR9, 0x40000);
	udelay(1);

	return phy_data;
}


static const struct pci_device_id uli526x_pci_tbl[] = {
	{ 0x10B9, 0x5261, PCI_ANY_ID, PCI_ANY_ID, 0, 0, PCI_ULI5261_ID },
	{ 0x10B9, 0x5263, PCI_ANY_ID, PCI_ANY_ID, 0, 0, PCI_ULI5263_ID },
	{ 0, }
};
MODULE_DEVICE_TABLE(pci, uli526x_pci_tbl);


static struct pci_driver uli526x_driver = {
	.name		= "uli526x",
	.id_table	= uli526x_pci_tbl,
	.probe		= uli526x_init_one,
	.remove		= uli526x_remove_one,
	.suspend	= uli526x_suspend,
	.resume		= uli526x_resume,
};

MODULE_AUTHOR("Peer Chen, peer.chen@uli.com.tw");
MODULE_DESCRIPTION("ULi M5261/M5263 fast ethernet driver");
MODULE_LICENSE("GPL");

module_param(debug, int, 0644);
module_param(mode, int, 0);
module_param(cr6set, int, 0);
MODULE_PARM_DESC(debug, "ULi M5261/M5263 enable debugging (0-1)");
MODULE_PARM_DESC(mode, "ULi M5261/M5263: Bit 0: 10/100Mbps, bit 2: duplex, bit 8: HomePNA");

/*	Description:
 *	when user used insmod to add module, system invoked init_module()
 *	to register the services.
 */

static int __init uli526x_init_module(void)
{

	pr_info("%s\n", version);
	printed_version = 1;

	ULI526X_DBUG(0, "init_module() ", debug);

	if (debug)
		uli526x_debug = debug;	/* set debug flag */
	if (cr6set)
		uli526x_cr6_user_set = cr6set;

 	switch (mode) {
   	case ULI526X_10MHF:
	case ULI526X_100MHF:
	case ULI526X_10MFD:
	case ULI526X_100MFD:
		uli526x_media_mode = mode;
		break;
	default:
		uli526x_media_mode = ULI526X_AUTO;
		break;
	}

	return pci_register_driver(&uli526x_driver);
}


/*
 *	Description:
 *	when user used rmmod to delete module, system invoked clean_module()
 *	to un-register all registered services.
 */

static void __exit uli526x_cleanup_module(void)
{
	ULI526X_DBUG(0, "uli526x_cleanup_module() ", debug);
	pci_unregister_driver(&uli526x_driver);
}

module_init(uli526x_init_module);
module_exit(uli526x_cleanup_module);