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1.1 ! root 1: /* -*- Mode:C; c-basic-offset:4; -*- */ ! 2: ! 3: /* Definitions for SiS ethernet controllers including 7014/7016 and 900 ! 4: * References: ! 5: * SiS 7016 Fast Ethernet PCI Bus 10/100 Mbps LAN Controller with OnNow Support, ! 6: * preliminary Rev. 1.0 Jan. 14, 1998 ! 7: * SiS 900 Fast Ethernet PCI Bus 10/100 Mbps LAN Single Chip with OnNow Support, ! 8: * preliminary Rev. 1.0 Nov. 10, 1998 ! 9: * SiS 7014 Single Chip 100BASE-TX/10BASE-T Physical Layer Solution, ! 10: * preliminary Rev. 1.0 Jan. 18, 1998 ! 11: * http://www.sis.com.tw/support/databook.htm ! 12: */ ! 13: ! 14: FILE_LICENCE ( GPL_ANY ); ! 15: ! 16: /* MAC operationl registers of SiS 7016 and SiS 900 ethernet controller */ ! 17: /* The I/O extent, SiS 900 needs 256 bytes of io address */ ! 18: #define SIS900_TOTAL_SIZE 0x100 ! 19: ! 20: /* Symbolic offsets to registers. */ ! 21: enum sis900_registers { ! 22: cr=0x0, /* Command Register */ ! 23: cfg=0x4, /* Configuration Register */ ! 24: mear=0x8, /* EEPROM Access Register */ ! 25: ptscr=0xc, /* PCI Test Control Register */ ! 26: isr=0x10, /* Interrupt Status Register */ ! 27: imr=0x14, /* Interrupt Mask Register */ ! 28: ier=0x18, /* Interrupt Enable Register */ ! 29: epar=0x18, /* Enhanced PHY Access Register */ ! 30: txdp=0x20, /* Transmit Descriptor Pointer Register */ ! 31: txcfg=0x24, /* Transmit Configuration Register */ ! 32: rxdp=0x30, /* Receive Descriptor Pointer Register */ ! 33: rxcfg=0x34, /* Receive Configuration Register */ ! 34: flctrl=0x38, /* Flow Control Register */ ! 35: rxlen=0x3c, /* Receive Packet Length Register */ ! 36: rfcr=0x48, /* Receive Filter Control Register */ ! 37: rfdr=0x4C, /* Receive Filter Data Register */ ! 38: pmctrl=0xB0, /* Power Management Control Register */ ! 39: pmer=0xB4 /* Power Management Wake-up Event Register */ ! 40: }; ! 41: ! 42: /* Symbolic names for bits in various registers */ ! 43: enum sis900_command_register_bits { ! 44: RELOAD = 0x00000400, ! 45: ACCESSMODE = 0x00000200, ! 46: RESET = 0x00000100, ! 47: SWI = 0x00000080, ! 48: RxRESET = 0x00000020, ! 49: TxRESET = 0x00000010, ! 50: RxDIS = 0x00000008, ! 51: RxENA = 0x00000004, ! 52: TxDIS = 0x00000002, ! 53: TxENA = 0x00000001 ! 54: }; ! 55: ! 56: enum sis900_configuration_register_bits { ! 57: DESCRFMT = 0x00000100, /* 7016 specific */ ! 58: REQALG = 0x00000080, ! 59: SB = 0x00000040, ! 60: POW = 0x00000020, ! 61: EXD = 0x00000010, ! 62: PESEL = 0x00000008, ! 63: LPM = 0x00000004, ! 64: BEM = 0x00000001, ! 65: RND_CNT = 0x00000400, ! 66: FAIR_BACKOFF = 0x00000200, ! 67: EDB_MASTER_EN = 0x00002000 ! 68: }; ! 69: ! 70: enum sis900_eeprom_access_reigster_bits { ! 71: MDC = 0x00000040, ! 72: MDDIR = 0x00000020, ! 73: MDIO = 0x00000010, /* 7016 specific */ ! 74: EECS = 0x00000008, ! 75: EECLK = 0x00000004, ! 76: EEDO = 0x00000002, ! 77: EEDI = 0x00000001 ! 78: }; ! 79: ! 80: enum sis900_interrupt_register_bits { ! 81: WKEVT = 0x10000000, ! 82: TxPAUSEEND = 0x08000000, ! 83: TxPAUSE = 0x04000000, ! 84: TxRCMP = 0x02000000, ! 85: RxRCMP = 0x01000000, ! 86: DPERR = 0x00800000, ! 87: SSERR = 0x00400000, ! 88: RMABT = 0x00200000, ! 89: RTABT = 0x00100000, ! 90: RxSOVR = 0x00010000, ! 91: HIBERR = 0x00008000, ! 92: SWINT = 0x00001000, ! 93: MIBINT = 0x00000800, ! 94: TxURN = 0x00000400, ! 95: TxIDLE = 0x00000200, ! 96: TxERR = 0x00000100, ! 97: TxDESC = 0x00000080, ! 98: TxOK = 0x00000040, ! 99: RxORN = 0x00000020, ! 100: RxIDLE = 0x00000010, ! 101: RxEARLY = 0x00000008, ! 102: RxERR = 0x00000004, ! 103: RxDESC = 0x00000002, ! 104: RxOK = 0x00000001 ! 105: }; ! 106: ! 107: enum sis900_interrupt_enable_reigster_bits { ! 108: IE = 0x00000001 ! 109: }; ! 110: ! 111: /* maximum dma burst fro transmission and receive*/ ! 112: #define MAX_DMA_RANGE 7 /* actually 0 means MAXIMUM !! */ ! 113: #define TxMXDMA_shift 20 ! 114: #define RxMXDMA_shift 20 ! 115: #define TX_DMA_BURST 0 ! 116: #define RX_DMA_BURST 0 ! 117: ! 118: enum sis900_tx_rx_dma{ ! 119: DMA_BURST_512 = 0, DMA_BURST_64 = 5 ! 120: }; ! 121: ! 122: /* transmit FIFO threshholds */ ! 123: #define TX_FILL_THRESH 16 /* 1/4 FIFO size */ ! 124: #define TxFILLT_shift 8 ! 125: #define TxDRNT_shift 0 ! 126: #define TxDRNT_100 48 /* 3/4 FIFO size */ ! 127: #define TxDRNT_10 16 /* 1/2 FIFO size */ ! 128: ! 129: enum sis900_transmit_config_register_bits { ! 130: TxCSI = 0x80000000, ! 131: TxHBI = 0x40000000, ! 132: TxMLB = 0x20000000, ! 133: TxATP = 0x10000000, ! 134: TxIFG = 0x0C000000, ! 135: TxFILLT = 0x00003F00, ! 136: TxDRNT = 0x0000003F ! 137: }; ! 138: ! 139: /* recevie FIFO thresholds */ ! 140: #define RxDRNT_shift 1 ! 141: #define RxDRNT_100 16 /* 1/2 FIFO size */ ! 142: #define RxDRNT_10 24 /* 3/4 FIFO size */ ! 143: ! 144: enum sis900_reveive_config_register_bits { ! 145: RxAEP = 0x80000000, ! 146: RxARP = 0x40000000, ! 147: RxATX = 0x10000000, ! 148: RxAJAB = 0x08000000, ! 149: RxDRNT = 0x0000007F ! 150: }; ! 151: ! 152: #define RFAA_shift 28 ! 153: #define RFADDR_shift 16 ! 154: ! 155: enum sis900_receive_filter_control_register_bits { ! 156: RFEN = 0x80000000, ! 157: RFAAB = 0x40000000, ! 158: RFAAM = 0x20000000, ! 159: RFAAP = 0x10000000, ! 160: RFPromiscuous = (RFAAB|RFAAM|RFAAP) ! 161: }; ! 162: ! 163: enum sis900_reveive_filter_data_mask { ! 164: RFDAT = 0x0000FFFF ! 165: }; ! 166: ! 167: /* EEPROM Addresses */ ! 168: enum sis900_eeprom_address { ! 169: EEPROMSignature = 0x00, ! 170: EEPROMVendorID = 0x02, ! 171: EEPROMDeviceID = 0x03, ! 172: EEPROMMACAddr = 0x08, ! 173: EEPROMChecksum = 0x0b ! 174: }; ! 175: ! 176: /* The EEPROM commands include the alway-set leading bit. Refer to NM93Cxx datasheet */ ! 177: enum sis900_eeprom_command { ! 178: EEread = 0x0180, ! 179: EEwrite = 0x0140, ! 180: EEerase = 0x01C0, ! 181: EEwriteEnable = 0x0130, ! 182: EEwriteDisable = 0x0100, ! 183: EEeraseAll = 0x0120, ! 184: EEwriteAll = 0x0110, ! 185: EEaddrMask = 0x013F, ! 186: EEcmdShift = 16 ! 187: }; ! 188: /* For SiS962 or SiS963, request the eeprom software access */ ! 189: enum sis96x_eeprom_command { ! 190: EEREQ = 0x00000400, EEDONE = 0x00000200, EEGNT = 0x00000100 ! 191: }; ! 192: ! 193: /* Manamgement Data I/O (mdio) frame */ ! 194: #define MIIread 0x6000 ! 195: #define MIIwrite 0x5002 ! 196: #define MIIpmdShift 7 ! 197: #define MIIregShift 2 ! 198: #define MIIcmdLen 16 ! 199: #define MIIcmdShift 16 ! 200: ! 201: /* Buffer Descriptor Status*/ ! 202: enum sis900_buffer_status { ! 203: OWN = 0x80000000, ! 204: MORE = 0x40000000, ! 205: INTR = 0x20000000, ! 206: SUPCRC = 0x10000000, ! 207: INCCRC = 0x10000000, ! 208: OK = 0x08000000, ! 209: DSIZE = 0x00000FFF ! 210: }; ! 211: ! 212: /* Status for TX Buffers */ ! 213: enum sis900_tx_buffer_status { ! 214: ABORT = 0x04000000, ! 215: UNDERRUN = 0x02000000, ! 216: NOCARRIER = 0x01000000, ! 217: DEFERD = 0x00800000, ! 218: EXCDEFER = 0x00400000, ! 219: OWCOLL = 0x00200000, ! 220: EXCCOLL = 0x00100000, ! 221: COLCNT = 0x000F0000 ! 222: }; ! 223: ! 224: enum sis900_rx_bufer_status { ! 225: OVERRUN = 0x02000000, ! 226: DEST = 0x00800000, ! 227: BCAST = 0x01800000, ! 228: MCAST = 0x01000000, ! 229: UNIMATCH = 0x00800000, ! 230: TOOLONG = 0x00400000, ! 231: RUNT = 0x00200000, ! 232: RXISERR = 0x00100000, ! 233: CRCERR = 0x00080000, ! 234: FAERR = 0x00040000, ! 235: LOOPBK = 0x00020000, ! 236: RXCOL = 0x00010000 ! 237: }; ! 238: ! 239: /* MII register offsets */ ! 240: enum mii_registers { ! 241: MII_CONTROL = 0x0000, ! 242: MII_STATUS = 0x0001, ! 243: MII_PHY_ID0 = 0x0002, ! 244: MII_PHY_ID1 = 0x0003, ! 245: MII_ANADV = 0x0004, ! 246: MII_ANLPAR = 0x0005, ! 247: MII_ANEXT = 0x0006 ! 248: }; ! 249: ! 250: /* mii registers specific to SiS 900 */ ! 251: enum sis_mii_registers { ! 252: MII_CONFIG1 = 0x0010, ! 253: MII_CONFIG2 = 0x0011, ! 254: MII_STSOUT = 0x0012, ! 255: MII_MASK = 0x0013, ! 256: MII_RESV = 0x0014 ! 257: }; ! 258: ! 259: /* mii registers specific to AMD 79C901 */ ! 260: enum amd_mii_registers { ! 261: MII_STATUS_SUMMARY = 0x0018 ! 262: }; ! 263: ! 264: /* mii registers specific to ICS 1893 */ ! 265: enum ics_mii_registers { ! 266: MII_EXTCTRL = 0x0010, MII_QPDSTS = 0x0011, MII_10BTOP = 0x0012, ! 267: MII_EXTCTRL2 = 0x0013 ! 268: }; ! 269: ! 270: ! 271: ! 272: /* MII Control register bit definitions. */ ! 273: enum mii_control_register_bits { ! 274: MII_CNTL_FDX = 0x0100, ! 275: MII_CNTL_RST_AUTO = 0x0200, ! 276: MII_CNTL_ISOLATE = 0x0400, ! 277: MII_CNTL_PWRDWN = 0x0800, ! 278: MII_CNTL_AUTO = 0x1000, ! 279: MII_CNTL_SPEED = 0x2000, ! 280: MII_CNTL_LPBK = 0x4000, ! 281: MII_CNTL_RESET = 0x8000 ! 282: }; ! 283: ! 284: /* MII Status register bit */ ! 285: enum mii_status_register_bits { ! 286: MII_STAT_EXT = 0x0001, ! 287: MII_STAT_JAB = 0x0002, ! 288: MII_STAT_LINK = 0x0004, ! 289: MII_STAT_CAN_AUTO = 0x0008, ! 290: MII_STAT_FAULT = 0x0010, ! 291: MII_STAT_AUTO_DONE = 0x0020, ! 292: MII_STAT_CAN_T = 0x0800, ! 293: MII_STAT_CAN_T_FDX = 0x1000, ! 294: MII_STAT_CAN_TX = 0x2000, ! 295: MII_STAT_CAN_TX_FDX = 0x4000, ! 296: MII_STAT_CAN_T4 = 0x8000 ! 297: }; ! 298: ! 299: #define MII_ID1_OUI_LO 0xFC00 /* low bits of OUI mask */ ! 300: #define MII_ID1_MODEL 0x03F0 /* model number */ ! 301: #define MII_ID1_REV 0x000F /* model number */ ! 302: ! 303: /* MII NWAY Register Bits ... ! 304: valid for the ANAR (Auto-Negotiation Advertisement) and ! 305: ANLPAR (Auto-Negotiation Link Partner) registers */ ! 306: enum mii_nway_register_bits { ! 307: MII_NWAY_NODE_SEL = 0x001f, ! 308: MII_NWAY_CSMA_CD = 0x0001, ! 309: MII_NWAY_T = 0x0020, ! 310: MII_NWAY_T_FDX = 0x0040, ! 311: MII_NWAY_TX = 0x0080, ! 312: MII_NWAY_TX_FDX = 0x0100, ! 313: MII_NWAY_T4 = 0x0200, ! 314: MII_NWAY_PAUSE = 0x0400, ! 315: MII_NWAY_RF = 0x2000, ! 316: MII_NWAY_ACK = 0x4000, ! 317: MII_NWAY_NP = 0x8000 ! 318: }; ! 319: ! 320: enum mii_stsout_register_bits { ! 321: MII_STSOUT_LINK_FAIL = 0x4000, ! 322: MII_STSOUT_SPD = 0x0080, ! 323: MII_STSOUT_DPLX = 0x0040 ! 324: }; ! 325: ! 326: enum mii_stsics_register_bits { ! 327: MII_STSICS_SPD = 0x8000, MII_STSICS_DPLX = 0x4000, ! 328: MII_STSICS_LINKSTS = 0x0001 ! 329: }; ! 330: ! 331: enum mii_stssum_register_bits { ! 332: MII_STSSUM_LINK = 0x0008, ! 333: MII_STSSUM_DPLX = 0x0004, ! 334: MII_STSSUM_AUTO = 0x0002, ! 335: MII_STSSUM_SPD = 0x0001 ! 336: }; ! 337: ! 338: enum sis900_revision_id { ! 339: SIS630A_900_REV = 0x80, SIS630E_900_REV = 0x81, ! 340: SIS630S_900_REV = 0x82, SIS630EA1_900_REV = 0x83, ! 341: SIS630ET_900_REV = 0x84, SIS635A_900_REV = 0x90, ! 342: SIS96x_900_REV = 0X91, SIS900B_900_REV = 0x03 ! 343: }; ! 344: ! 345: enum sis630_revision_id { ! 346: SIS630A0 = 0x00, SIS630A1 = 0x01, ! 347: SIS630B0 = 0x10, SIS630B1 = 0x11 ! 348: }; ! 349: ! 350: #define FDX_CAPABLE_DUPLEX_UNKNOWN 0 ! 351: #define FDX_CAPABLE_HALF_SELECTED 1 ! 352: #define FDX_CAPABLE_FULL_SELECTED 2 ! 353: ! 354: #define HW_SPEED_UNCONFIG 0 ! 355: #define HW_SPEED_HOME 1 ! 356: #define HW_SPEED_10_MBPS 10 ! 357: #define HW_SPEED_100_MBPS 100 ! 358: #define HW_SPEED_DEFAULT (HW_SPEED_100_MBPS) ! 359: ! 360: #define CRC_SIZE 4 ! 361: #define MAC_HEADER_SIZE 14 ! 362: ! 363: #define TX_BUF_SIZE 1536 ! 364: #define RX_BUF_SIZE 1536 ! 365: ! 366: #define NUM_RX_DESC 4 /* Number of Rx descriptor registers. */ ! 367: ! 368: /* Time in ticks before concluding the transmitter is hung. */ ! 369: #define TX_TIMEOUT (4*TICKS_PER_SEC) ! 370: ! 371: typedef struct _BufferDesc { ! 372: u32 link; ! 373: volatile u32 cmdsts; ! 374: u32 bufptr; ! 375: } BufferDesc;
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