Annotation of sys/dev/ic/smc83c170reg.h, Revision 1.1
1.1 ! nbrk 1: /* $OpenBSD: smc83c170reg.h,v 1.1 2005/05/10 01:16:32 brad Exp $ */
! 2: /* $NetBSD: smc83c170reg.h,v 1.9 2003/11/08 16:08:13 tsutsui Exp $ */
! 3:
! 4: /*-
! 5: * Copyright (c) 1998 The NetBSD Foundation, Inc.
! 6: * All rights reserved.
! 7: *
! 8: * This code is derived from software contributed to The NetBSD Foundation
! 9: * by Jason R. Thorpe of the Numerical Aerospace Simulation Facility,
! 10: * NASA Ames Research Center.
! 11: *
! 12: * Redistribution and use in source and binary forms, with or without
! 13: * modification, are permitted provided that the following conditions
! 14: * are met:
! 15: * 1. Redistributions of source code must retain the above copyright
! 16: * notice, this list of conditions and the following disclaimer.
! 17: * 2. Redistributions in binary form must reproduce the above copyright
! 18: * notice, this list of conditions and the following disclaimer in the
! 19: * documentation and/or other materials provided with the distribution.
! 20: * 3. All advertising materials mentioning features or use of this software
! 21: * must display the following acknowledgement:
! 22: * This product includes software developed by the NetBSD
! 23: * Foundation, Inc. and its contributors.
! 24: * 4. Neither the name of The NetBSD Foundation nor the names of its
! 25: * contributors may be used to endorse or promote products derived
! 26: * from this software without specific prior written permission.
! 27: *
! 28: * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
! 29: * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
! 30: * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
! 31: * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
! 32: * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
! 33: * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
! 34: * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
! 35: * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
! 36: * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
! 37: * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
! 38: * POSSIBILITY OF SUCH DAMAGE.
! 39: */
! 40:
! 41: #ifndef _DEV_IC_SMC83C170REG_H_
! 42: #define _DEV_IC_SMC83C170REG_H_
! 43:
! 44: /*
! 45: * Register description for the Standard Microsystems Corp. 83C170
! 46: * Ethernet PCI Integrated Controller (EPIC/100).
! 47: */
! 48:
! 49: /*
! 50: * EPIC transmit descriptor. Must be 4-byte aligned.
! 51: */
! 52: struct epic_txdesc {
! 53: u_int32_t et_txstatus; /* transmit status; see below */
! 54: u_int32_t et_bufaddr; /* buffer address */
! 55: u_int32_t et_control; /* control word; see below */
! 56: u_int32_t et_nextdesc; /* next descriptor pointer */
! 57: };
! 58:
! 59: /* et_txstatus */
! 60: #define TXSTAT_TXLENGTH_SHIFT 16 /* TX length in higher 16bits */
! 61: #define TXSTAT_TXLENGTH(x) ((x) << TXSTAT_TXLENGTH_SHIFT)
! 62:
! 63: #define ET_TXSTAT_OWNER 0x8000 /* NIC owns descriptor */
! 64: #define ET_TXSTAT_COLLMASK 0x1f00 /* collisions */
! 65: #define ET_TXSTAT_DEFERRING 0x0080 /* deferring due to jabber */
! 66: #define ET_TXSTAT_OOWCOLL 0x0040 /* out of window collision */
! 67: #define ET_TXSTAT_CDHB 0x0020 /* collision detect heartbeat */
! 68: #define ET_TXSTAT_UNDERRUN 0x0010 /* DMA underrun */
! 69: #define ET_TXSTAT_CARSENSELOST 0x0008 /* carrier lost */
! 70: #define ET_TXSTAT_TXWITHCOLL 0x0004 /* encountered collisions during tx */
! 71: #define ET_TXSTAT_NONDEFERRED 0x0002 /* transmitted without deferring */
! 72: #define ET_TXSTAT_PACKETTX 0x0001 /* packet transmitted successfully */
! 73:
! 74: #define TXSTAT_COLLISIONS(x) (((x) & ET_TXSTAT_COLLMASK) >> 8)
! 75:
! 76: /* et_control */
! 77: #define TXCTL_BUFLENGTH_MASK 0x0000ffff /* buf length in lower 16bits */
! 78: #define TXCTL_BUFLENGTH(x) ((x) & TXCTL_BUFLENGTH_MASK)
! 79:
! 80: #define ET_TXCTL_LASTDESC 0x00100000 /* last descriptor in frame */
! 81: #define ET_TXCTL_NOCRC 0x00080000 /* disable CRC generation */
! 82: #define ET_TXCTL_IAF 0x00040000 /* interrupt after frame */
! 83: #define ET_TXCTL_LFFORM 0x00020000 /* alternate fraglist format */
! 84: #define ET_TXCTL_FRAGLIST 0x00010000 /* descriptor points to fraglist */
! 85:
! 86: /*
! 87: * EPIC receive descriptor. Must be 4-byte aligned.
! 88: */
! 89: struct epic_rxdesc {
! 90: u_int32_t er_rxstatus; /* receive status; see below */
! 91: u_int32_t er_bufaddr; /* buffer address */
! 92: u_int32_t er_control; /* control word; see below */
! 93: u_int32_t er_nextdesc; /* next descriptor pointer */
! 94: };
! 95:
! 96: /* er_rxstatus */
! 97: #define RXSTAT_RXLENGTH_SHIFT 16 /* TX length in higher 16bits */
! 98: #define RXSTAT_RXLENGTH(x) ((x) >> RXSTAT_RXLENGTH_SHIFT)
! 99:
! 100: #define ER_RXSTAT_OWNER 0x8000 /* NIC owns descriptor */
! 101: #define ER_RXSTAT_HDRCOPIED 0x4000 /* rx status posted after hdr copy */
! 102: #define ER_RXSTAT_FRAGLISTERR 0x2000 /* ran out of frags to copy frame */
! 103: #define ER_RXSTAT_NETSTATVALID 0x1000 /* length and status are valid */
! 104: #define ER_RXSTAT_RCVRDIS 0x0040 /* receiver disabled */
! 105: #define ER_RXSTAT_BCAST 0x0020 /* broadcast address recognized */
! 106: #define ER_RXSTAT_MCAST 0x0010 /* multicast address recognized */
! 107: #define ER_RXSTAT_MISSEDPKT 0x0008 /* missed packet */
! 108: #define ER_RXSTAT_CRCERROR 0x0004 /* EPIC or MII asserted CRC error */
! 109: #define ER_RXSTAT_ALIGNERROR 0x0002 /* frame not byte-aligned */
! 110: #define ER_RXSTAT_PKTINTACT 0x0001 /* packet received without error */
! 111:
! 112: /* er_control */
! 113: #define RXCTL_BUFLENGTH_MASK 0x0000ffff /* buf length in lower 16bits */
! 114: #define RXCTL_BUFLENGTH(x) ((x) & RXCTL_BUFLENGTH_MASK)
! 115:
! 116: #define ER_RXCTL_HEADER 0x00040000 /* descriptor is for hdr copy */
! 117: #define ER_RXCTL_LFFORM 0x00020000 /* alternate fraglist format */
! 118: #define ER_RXCTL_FRAGLIST 0x00010000 /* descriptor points to fraglist */
! 119:
! 120: /*
! 121: * This is not really part of the register description, but we need
! 122: * to define the number of transmit fragments *somewhere*.
! 123: */
! 124: #define EPIC_NFRAGS 16 /* maximum number of frags in list */
! 125:
! 126: /*
! 127: * EPIC fraglist descriptor.
! 128: */
! 129: struct epic_fraglist {
! 130: u_int32_t ef_nfrags; /* number of frags in list */
! 131: struct {
! 132: u_int32_t ef_addr; /* address of frag */
! 133: u_int32_t ef_length; /* length of frag */
! 134: } ef_frags[EPIC_NFRAGS];
! 135: };
! 136:
! 137: /*
! 138: * EPIC control registers.
! 139: */
! 140:
! 141: #define EPIC_COMMAND 0x00 /* COMMAND */
! 142: #define COMMAND_TXUGO 0x00000080 /* start tx after underrun */
! 143: #define COMMAND_STOP_RDMA 0x00000040 /* stop rx dma */
! 144: #define COMMAND_STOP_TDMA 0x00000020 /* stop tx dma */
! 145: #define COMMAND_NEXTFRAME 0x00000010 /* move onto next rx frame */
! 146: #define COMMAND_RXQUEUED 0x00000008 /* queue a rx descriptor */
! 147: #define COMMAND_TXQUEUED 0x00000004 /* queue a tx descriptor */
! 148: #define COMMAND_START_RX 0x00000002 /* start receiver */
! 149: #define COMMAND_STOP_RX 0x00000001 /* stop receiver */
! 150:
! 151: #define EPIC_INTSTAT 0x04 /* INTERRUPT STATUS */
! 152: #define INTSTAT_PTA 0x08000000 /* PCI target abort */
! 153: #define INTSTAT_PMA 0x04000000 /* PCI master abort */
! 154: #define INTSTAT_APE 0x02000000 /* PCI address parity error */
! 155: #define INTSTAT_DPE 0x01000000 /* PCI data parity error */
! 156: #define INTSTAT_RSV 0x00800000 /* rx status valid */
! 157: #define INTSTAT_RCTS 0x00400000 /* rx copy threshold status */
! 158: #define INTSTAT_RBE 0x00200000 /* rx buffers empty */
! 159: #define INTSTAT_TCIP 0x00100000 /* tx copy in progress */
! 160: #define INTSTAT_RCIP 0x00080000 /* rx copy in progress */
! 161: #define INTSTAT_TXIDLE 0x00040000 /* transmit idle */
! 162: #define INTSTAT_RXIDLE 0x00020000 /* receive idle */
! 163: #define INTSTAT_INT_ACTV 0x00010000 /* interrupt active */
! 164: #define INTSTAT_GP2_INT 0x00008000 /* gpio2 low (PHY event) */
! 165: #define INTSTAT_FATAL_INT 0x00001000 /* fatal error occurred */
! 166: #define INTSTAT_RCT 0x00000800 /* rx copy threshold crossed */
! 167: #define INTSTAT_PREI 0x00000400 /* preemptive interrupt */
! 168: #define INTSTAT_CNT 0x00000200 /* counter overflow */
! 169: #define INTSTAT_TXU 0x00000100 /* transmit underrun */
! 170: #define INTSTAT_TQE 0x00000080 /* transmit queue empty */
! 171: #define INTSTAT_TCC 0x00000040 /* transmit chain complete */
! 172: #define INTSTAT_TXC 0x00000020 /* transmit complete */
! 173: #define INTSTAT_RXE 0x00000010 /* receive error */
! 174: #define INTSTAT_OVW 0x00000008 /* rx buffer overflow */
! 175: #define INTSTAT_RQE 0x00000004 /* receive queue empty */
! 176: #define INTSTAT_HCC 0x00000002 /* header copy complete */
! 177: #define INTSTAT_RCC 0x00000001 /* receive copy complete */
! 178:
! 179: #define EPIC_INTMASK 0x08 /* INTERRUPT MASK */
! 180: /* Bits 0-15 enable the corresponding interrupt in INTSTAT. */
! 181:
! 182: #define EPIC_GENCTL 0x0c /* GENERAL CONTROL */
! 183: #define GENCTL_RESET_PHY 0x00004000 /* reset PHY */
! 184: #define GENCTL_SOFT1 0x00002000 /* software use */
! 185: #define GENCTL_SOFT0 0x00001000 /* software use */
! 186: #define GENCTL_MEM_READ_CTL1 0x00000800 /* PCI memory control */
! 187: #define GENCTL_MEM_READ_CTL0 0x00000400 /* (see below) */
! 188: #define GENCTL_RX_FIFO_THRESH1 0x00000200 /* rx fifo thresh */
! 189: #define GENCTL_RX_FIFO_THRESH0 0x00000100 /* (see below) */
! 190: #define GENCTL_BIG_ENDIAN 0x00000020 /* big endian mode */
! 191: #define GENCTL_ONECOPY 0x00000010 /* auto-NEXTFRAME */
! 192: #define GENCTL_POWERDOWN 0x00000008 /* powersave sleep mode */
! 193: #define GENCTL_SOFTINT 0x00000004 /* software-generated intr */
! 194: #define GENCTL_INTENA 0x00000002 /* interrupt enable */
! 195: #define GENCTL_SOFTRESET 0x00000001 /* initialize EPIC */
! 196:
! 197: /*
! 198: * Explanation of MEMORY READ CONTROL:
! 199: *
! 200: * These bits control which PCI command the transmit DMA will use when
! 201: * bursting data over the PCI bus. When CTL1 is set, the transmit DMA
! 202: * will use the PCI "memory read line" command. When CTL0 is set, the
! 203: * transmit DMA will use the PCI "memory read multiple" command. When
! 204: * neither bit is set, the transmit DMA will use the "memory read" command.
! 205: * Use of "memory read line" or "memory read multiple" may enhance
! 206: * performance on some systems.
! 207: */
! 208:
! 209: /*
! 210: * Explanation of RECEIVE FIFO THRESHOLD:
! 211: *
! 212: * Controls the level at which the PCI burst state machine begins to
! 213: * empty the receive FIFO. Default is "1/2 full" (0,1).
! 214: *
! 215: * 0,0 1/4 full 32 bytes
! 216: * 0,1 1/2 full 64 bytes
! 217: * 1,0 3/4 full 96 bytes
! 218: * 1,1 full 128 bytes
! 219: */
! 220:
! 221: #define EPIC_NVCTL 0x10 /* NON-VOLATILE CONTROL */
! 222: #define NVCTL_IPG_DLY_MASK 0x00000780 /* interpacket delay gap */
! 223: #define NVCTL_CB_MODE 0x00000040 /* CardBus mode */
! 224: #define NVCTL_GPIO2 0x00000020 /* general purpose i/o */
! 225: #define NVCTL_GPIO1 0x00000010 /* ... */
! 226: #define NVCTL_GPOE2 0x00000008 /* general purpose output ena */
! 227: #define NVCTL_GPOE1 0x00000004 /* ... */
! 228: #define NVCTL_CLKRUNSUPP 0x00000002 /* clock run supported */
! 229: #define NVCTL_ENAMEMMAP 0x00000001 /* enable memory map */
! 230:
! 231: #define NVCTL_IPG_DLY(x) (((x) & NVCTL_IPG_DLY_MASK) >> 7)
! 232:
! 233: #define EPIC_EECTL 0x14 /* EEPROM CONTROL */
! 234: #define EECTL_EEPROMSIZE 0x00000040 /* eeprom size; see below */
! 235: #define EECTL_EERDY 0x00000020 /* eeprom ready */
! 236: #define EECTL_EEDO 0x00000010 /* eeprom data out (from) */
! 237: #define EECTL_EEDI 0x00000008 /* eeprom data in (to) */
! 238: #define EECTL_EESK 0x00000004 /* eeprom clock */
! 239: #define EECTL_EECS 0x00000002 /* eeprom chip select */
! 240: #define EECTL_ENABLE 0x00000001 /* eeprom enable */
! 241:
! 242: /*
! 243: * Explanation of EEPROM SIZE:
! 244: *
! 245: * Indicates the size of the serial EEPROM:
! 246: *
! 247: * 1 16x16 or 64x16
! 248: * 0 128x16 or 256x16
! 249: */
! 250:
! 251: /*
! 252: * Serial EEPROM opcodes, including start bit:
! 253: */
! 254: #define EPIC_EEPROM_OPC_WRITE 0x05
! 255: #define EPIC_EEPROM_OPC_READ 0x06
! 256:
! 257: #define EPIC_PBLCNT 0x18 /* PBLCNT */
! 258: #define PBLCNT_MASK 0x0000003f /* programmable burst length */
! 259:
! 260: #define EPIC_TEST 0x1c /* TEST */
! 261: #define TEST_CLOCKTEST 0x00000008
! 262:
! 263: #define EPIC_CRCCNT 0x20 /* CRC ERROR COUNTER */
! 264: #define CRCCNT_MASK 0x0000000f /* crc errs since last read */
! 265:
! 266: #define EPIC_ALICNT 0x24 /* FRAME ALIGNMENT ERROR COUNTER */
! 267: #define ALICNT_MASK 0x0000000f /* align errs since last read */
! 268:
! 269: #define EPIC_MPCNT 0x28 /* MISSED PACKET COUNTER */
! 270: #define MPCNT_MASK 0x0000000f /* miss. pkts since last read */
! 271:
! 272: #define EPIC_RXFIFO 0x2c
! 273:
! 274: #define EPIC_MMCTL 0x30 /* MII MANAGEMENT INTERFACE CONTROL */
! 275: #define MMCTL_PHY_ADDR_MASK 0x00003e00 /* phy address field */
! 276: #define MMCTL_PHY_REG_ADDR_MASK 0x000001f0 /* phy register address field */
! 277: #define MMCTL_RESPONDER 0x00000008 /* phy responder */
! 278: #define MMCTL_WRITE 0x00000002 /* write to phy */
! 279: #define MMCTL_READ 0x00000001 /* read from phy */
! 280:
! 281: #define MMCTL_ARG(phy, reg, cmd) (((phy) << 9) | ((reg) << 4) | (cmd))
! 282:
! 283: #define EPIC_MMDATA 0x34 /* MII MANAGEMENT INTERFACE DATA */
! 284: #define MMDATA_MASK 0x0000ffff /* MII frame data */
! 285:
! 286: #define EPIC_MIICFG 0x38 /* MII CONFIGURATION */
! 287: #define MIICFG_ALTDIR 0x00000080 /* alternate direction */
! 288: #define MIICFG_ALTDATA 0x00000040 /* alternate data */
! 289: #define MIICFG_ALTCLOCK 0x00000020 /* alternate clock source */
! 290: #define MIICFG_ENASER 0x00000010 /* enable serial manag intf */
! 291: #define MIICFG_PHYPRESENT 0x00000008 /* phy present on MII */
! 292: #define MIICFG_LINKSTATUS 0x00000004 /* 694 link status */
! 293: #define MIICFG_ENABLE 0x00000002 /* enable 694 */
! 294: #define MIICFG_SERMODEENA 0x00000001 /* serial mode enable */
! 295:
! 296: #define EPIC_IPG 0x3c /* INTERPACKET GAP */
! 297: #define IPG_INTERFRAME_MASK 0x00007f00 /* interframe gap time */
! 298: #define IPG_INTERPKT_MASK 0x000000ff /* interpacket gap time */
! 299:
! 300: #define EPIC_LAN0 0x40 /* LAN ADDRESS */
! 301:
! 302: #define EPIC_LAN1 0x44
! 303:
! 304: #define EPIC_LAN2 0x48
! 305:
! 306: #define LANn_MASK 0x0000ffff
! 307:
! 308: /*
! 309: * Explanation of LAN ADDRESS registers:
! 310: *
! 311: * LAN address is described as:
! 312: *
! 313: * 0000 [n1][n0][n3][n2] | 0000 [n5][n4][n7][n6] | 0000 [n9][n8][n11][n10]
! 314: *
! 315: * n == one nibble, mapped as follows:
! 316: *
! 317: * LAN0 [15-12] n3
! 318: * LAN0 [11-8] n2
! 319: * LAN0 [7-4] n1
! 320: * LAN0 [3-0] n0
! 321: * LAN1 [15-12] n7
! 322: * LAN1 [11-8] n6
! 323: * LAN1 [7-4] n5
! 324: * LAN1 [3-0] n4
! 325: * LAN2 [15-12] n11
! 326: * LAN2 [11-8] n10
! 327: * LAN2 [7-4] n9
! 328: * LAN2 [3-0] n8
! 329: *
! 330: * The LAN address is automatically recalled from the EEPROM after a
! 331: * hard reseet.
! 332: */
! 333:
! 334: #define EPIC_IDCHK 0x4c /* BOARD ID/CHECKSUM */
! 335: #define IDCHK_ID_MASK 0x0000ff00 /* board ID */
! 336: #define IDCHK_CKSUM_MASK 0x000000ff /* checksum (should be 0xff) */
! 337:
! 338: #define EPIC_MC0 0x50 /* MULTICAST ADDRESS HASH TABLE */
! 339:
! 340: #define EPIC_MC1 0x54
! 341:
! 342: #define EPIC_MC2 0x58
! 343:
! 344: #define EPIC_MC3 0x5c
! 345:
! 346: /*
! 347: * Explanation of MULTICAST ADDRESS HASH TABLE registers:
! 348: *
! 349: * Bits in the hash table are encoded as follows:
! 350: *
! 351: * MC0 [15-0]
! 352: * MC1 [31-16]
! 353: * MC2 [47-32]
! 354: * MC3 [53-48]
! 355: */
! 356:
! 357: #define EPIC_RXCON 0x60 /* RECEIVE CONTROL */
! 358: #define RXCON_EXTBUFSIZESEL1 0x00000200 /* ext buf size; see below */
! 359: #define RXCON_EXTBUFSIZESEL0 0x00000100 /* ... */
! 360: #define RXCON_EARLYRXENABLE 0x00000080 /* early receive enable */
! 361: #define RXCON_MONITORMODE 0x00000040 /* monitor mode */
! 362: #define RXCON_PROMISCMODE 0x00000020 /* promiscuous mode */
! 363: #define RXCON_RXINVADDR 0x00000010 /* rx inv individual addr */
! 364: #define RXCON_RXMULTICAST 0x00000008 /* receive multicast */
! 365: #define RXCON_RXBROADCAST 0x00000004 /* receive broadcast */
! 366: #define RXCON_RXRUNT 0x00000002 /* receive runt frames */
! 367: #define RXCON_SAVEERRPKTS 0x00000001 /* save errored packets */
! 368:
! 369: /*
! 370: * Explanation of EXTERNAL BUFFER SIZE SELECT:
! 371: *
! 372: * 0,0 external buffer access is disabled
! 373: * 0,1 16k
! 374: * 1,0 32k
! 375: * 1,1 128k
! 376: */
! 377:
! 378: #define EPIC_RXSTAT 0x64 /* RECEIVE STATUS */
! 379:
! 380: #define EPIC_RXCNT 0x68
! 381:
! 382: #define EPIC_RXTEST 0x6c
! 383:
! 384: #define EPIC_TXCON 0x70 /* TRANSMIT CONTROL */
! 385: #define TXCON_SLOTTIME_MASK 0x000000f8 /* slot time */
! 386: #define TXCON_LOOPBACK_D2 0x00000004 /* loopback mode bit 2 */
! 387: #define TXCON_LOOPBACK_D1 0x00000002 /* loopback mode bit 1 */
! 388: #define TXCON_EARLYTX_ENABLE 0x00000001 /* early transmit enable */
! 389:
! 390: /*
! 391: * Explanation of LOOPBACK MODE BIT:
! 392: *
! 393: * 0,0 normal operation
! 394: * 0,1 internal loopback (before PHY)
! 395: * 1,0 external loopback (after PHY)
! 396: * 1,1 full duplex - decouples transmit and receive blocks
! 397: */
! 398:
! 399: #define EPIC_TXSTAT 0x74 /* TRANSMIT STATUS */
! 400:
! 401: #define EPIC_TDPAR 0x78
! 402:
! 403: #define EPIC_TXTEST 0x7c
! 404:
! 405: #define EPIC_PRFDAR 0x80
! 406:
! 407: #define EPIC_PRCDAR 0x84 /* PCI RECEIVE CURRENT DESCRIPTOR ADDR */
! 408:
! 409: #define EPIC_PRHDAR 0x88
! 410:
! 411: #define EPIC_PRFLAR 0x8c
! 412:
! 413: #define EPIC_PRDLGTH 0x90
! 414:
! 415: #define EPIC_PRFCNT 0x94
! 416:
! 417: #define EPIC_PRLCAR 0x98
! 418:
! 419: #define EPIC_PRLPAR 0x9c
! 420:
! 421: #define EPIC_PREFAR 0xa0
! 422:
! 423: #define EPIC_PRSTAT 0xa4 /* PCI RECEIVE DMA STATUS */
! 424:
! 425: #define EPIC_PRBUF 0xa8
! 426:
! 427: #define EPIC_RDNCAR 0xac
! 428:
! 429: #define EPIC_PRCPTHR 0xb0 /* PCI RECEIVE COPY THRESHOLD */
! 430:
! 431: #define EPIC_ROMDATA 0xb4
! 432:
! 433: #define EPIC_PREEMPR 0xbc
! 434:
! 435: #define EPIC_PTFDAR 0xc0
! 436:
! 437: #define EPIC_PTCDAR 0xc4 /* PCI TRANSMIT CURRENT DESCRIPTOR ADDR */
! 438:
! 439: #define EPIC_PTHDAR 0xc8
! 440:
! 441: #define EPIC_PTFLAR 0xcc
! 442:
! 443: #define EPIC_PTDLGTH 0xd0
! 444:
! 445: #define EPIC_PTFCNT 0xd4
! 446:
! 447: #define EPIC_PTLCAR 0xd8
! 448:
! 449: #define EPIC_ETXTHR 0xdc /* EARLY TRANSMIT THRESHOLD */
! 450:
! 451: #define EPIC_PTETXC 0xe0
! 452:
! 453: #define EPIC_PTSTAT 0xe4
! 454:
! 455: #define EPIC_PTBUF 0xe8
! 456:
! 457: #define EPIC_PTFDAR2 0xec
! 458:
! 459: #define EPIC_FEVTR 0xf0 /* FEVTR (CardBus) */
! 460:
! 461: #define EPIC_FEVTRMSKR 0xf4 /* FEVTRMSKR (CardBus) */
! 462:
! 463: #define EPIC_FPRSTSTR 0xf8 /* FPRSTR (CardBus) */
! 464:
! 465: #define EPIC_FFRCEVTR 0xfc /* PPRCEVTR (CardBus) */
! 466:
! 467: /*
! 468: * EEPROM format:
! 469: *
! 470: * Word Bits Description
! 471: * ---- ---- -----------
! 472: * 0 7-0 LAN Address Byte 0
! 473: * 0 15-8 LAN Address Byte 1
! 474: * 1 7-0 LAN Address Byte 2
! 475: * 1 15-8 LAN Address Byte 3
! 476: * 2 7-0 LAN Address Byte 4
! 477: * 2 15-8 LAN Address Byte 5
! 478: * 3 7-0 Board ID
! 479: * 3 15-8 Checksum
! 480: * 4 5-0 Non-Volatile Control Register Contents
! 481: * 5 7-0 PCI Minimum Grant Desired Setting
! 482: * 5 15-8 PCI Maximum Latency Desired Setting
! 483: * 6 15-0 Subsystem Vendor ID
! 484: * 7 14-0 Subsystem ID
! 485: */
! 486:
! 487: #endif /* _DEV_IC_SMC83C170REG_H_ */
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