1/* 2 * Solaris DLPI driver for ethernet cards based on the ADMtek Centaur 3 * 4 * Copyright (c) 2007 by Garrett D'Amore <garrett@damore.org>. 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. Neither the name of the author nor the names of any co-contributors 16 * may be used to endorse or promote products derived from this software 17 * without specific prior written permission. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER AND CONTRIBUTORS ``AS IS'' 20 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 22 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE 23 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 * POSSIBILITY OF SUCH DAMAGE. 30 */ 31/* 32 * Copyright 2009 Sun Microsystems, Inc. All rights reserved. 33 * Use is subject to license terms. 34 */ 35 36#ifndef _AFE_H 37#define _AFE_H 38 39#ifdef __cplusplus 40extern "C" { 41#endif 42 43/* 44 * Registers and values are here, becuase they can be exported to userland 45 * via the AFEIOC_GETCSR and friends ioctls. These are private to this 46 * driver and the bundled diagnostic utility, and should not be used by 47 * end user application programs. 48 */ 49 50/* 51 * AFE register definitions. 52 */ 53/* PCI configuration registers */ 54#define PCI_VID 0x00 /* Loaded vendor ID */ 55#define PCI_DID 0x02 /* Loaded device ID */ 56#define PCI_CMD 0x04 /* Configuration command register */ 57#define PCI_STAT 0x06 /* Configuration status register */ 58#define PCI_RID 0x08 /* Revision ID */ 59#define PCI_CLS 0x0c /* Cache line size */ 60#define PCI_SVID 0x2c /* Subsystem vendor ID */ 61#define PCI_SSID 0x2e /* Subsystem ID */ 62#define PCI_MINGNT 0x3e /* Minimum Grant */ 63#define PCI_MAXLAT 0x3f /* Maximum latency */ 64#define PCI_SIG 0x80 /* Signature of AN983 */ 65#define PCI_PMR0 0xc0 /* Power Management Register 0 */ 66#define PCI_PMR1 0xc4 /* Power Management Register 1 */ 67 68/* 69 * Bits for PCI command register. 70 */ 71#define PCI_CMD_MWIE 0x0010 /* memory write-invalidate enable */ 72#define PCI_CMD_BME 0x0004 /* bus master enable */ 73#define PCI_CMD_MAE 0x0002 /* memory access enable */ 74#define PCI_CMD_IOE 0x0001 /* I/O access enable */ 75 76/* 77 * Signature values for PCI_SIG 78 */ 79#define SIG_AN983 0x09811317 80#define SIG_AN985 0x09851317 81#define SIG_ADM9511 0x69851317 82 83/* Ordinary control/status registers */ 84#define CSR_PAR 0x00 /* PCI access register */ 85#define CSR_TDR 0x08 /* Transmit demand register */ 86#define CSR_RDR 0x10 /* Receive demand register */ 87#define CSR_RDB 0x18 /* Receive descriptor base address */ 88#define CSR_TDB 0x20 /* Transmit descriptor base address */ 89#define CSR_SR 0x28 /* Status register */ 90#define CSR_NAR 0x30 /* Network access register */ 91#define CSR_IER 0x38 /* Interrupt enable register */ 92#define CSR_LPC 0x40 /* Lost packet counter */ 93#define CSR_SPR 0x48 /* Serial port register */ 94#define CSR_TIMER 0x58 /* Timer */ 95#define CSR_SR2 0x80 /* Status register 2 */ 96#define CSR_IER2 0x84 /* Interrupt enable register 2 */ 97#define CSR_CR 0x88 /* Command register */ 98#define CSR_PMCSR 0x90 /* Power Management Command and Status */ 99#define CSR_PAR0 0xa4 /* Physical address register 0 */ 100#define CSR_PAR1 0xa8 /* Physical address register 1 */ 101#define CSR_MAR0 0xac /* Multicast address hash table register 0 */ 102#define CSR_MAR1 0xb0 /* Multicast address hash table register 1 */ 103#define CSR_BMCR 0xb4 /* PHY BMCR (comet only) */ 104#define CSR_BMSR 0xb8 /* PHY BMSR (comet only) */ 105#define CSR_PHYIDR1 0xbc /* PHY PHYIDR1 (comet only) */ 106#define CSR_PHYIDR2 0xc0 /* PHY PHYIDR2 (comet only) */ 107#define CSR_ANAR 0xc4 /* PHY ANAR (comet only) */ 108#define CSR_ANLPAR 0xc8 /* PHY ANLPAR (comet only) */ 109#define CSR_ANER 0xcc /* PHY ANER (comet only) */ 110#define CSR_XMC 0xd0 /* XCVR mode control (comet only) */ 111#define CSR_XCIIS 0xd4 /* XCVR config info/int status (comet only) */ 112#define CSR_XIE 0xd8 /* XCVR interupt enable (comet only) */ 113#define CSR_OPM 0xfc /* Opmode register (centaur only) */ 114 115/* 116 * Bits for PCI access register. 117 */ 118#define PAR_RESET 0x00000001U /* Reset the entire chip */ 119#define PAR_MWIE 0x01000000U /* PCI memory-write-invalidate */ 120#define PAR_MRLE 0x00800000U /* PCI memory-read-line */ 121#define PAR_MRME 0x00200000U /* PCI memory-read-multiple */ 122#define PAR_TXHIPRI 0x00000002U /* Transmit higher priority */ 123#define PAR_DESCSKIP 0x0000007cU /* Descriptor skip length in DW */ 124#define PAR_BIGENDIAN 0x00000080U /* Use big endian data buffers */ 125#define PAR_TXAUTOPOLL 0x00060000U /* Programmable TX autopoll interval */ 126#define PAR_RXFIFO_100 0x00009000U /* RX FIFO control, Centaur only */ 127#define PAR_RXFIFO_10 0x00002800U /* RX FIFO control, Centaur only */ 128#define PAR_CALIGN_NONE 0x00000000U /* No cache alignment, Comet */ 129#define PAR_CALIGN_8 0x00004000U /* 8 DW cache alignment, Comet */ 130#define PAR_CALIGN_16 0x00008000U /* 16 DW cache alignment, Comet */ 131#define PAR_CALIGN_32 0x0000c000U /* 32 DW cache alignment, Comet */ 132#define PAR_BURSTLEN 0x00003F00U /* Programmable burst length, Comet */ 133#define PAR_BURSTUNL 0x00000000U /* Unlimited burst length, Comet */ 134#define PAR_BURST_1 0x00000100U /* 1 DW burst length, Comet */ 135#define PAR_BURST_2 0x00000200U /* 2 DW burst length, Comet */ 136#define PAR_BURST_4 0x00000400U /* 4 DW burst length, Comet */ 137#define PAR_BURST_8 0x00000800U /* 8 DW burst length, Comet */ 138#define PAR_BURST_16 0x00001000U /* 16 DW burst length, Comet */ 139#define PAR_BURST_32 0x00002000U /* 32 DW burst length, Comet */ 140 141/* 142 * Bits for status register. 143 */ 144#define SR_BERR_TYPE 0x03800000U /* bus error type */ 145#define SR_BERR_PARITY 0x00000000U /* parity error */ 146#define SR_BERR_TARGET_ABORT 0x01000000U /* target abort */ 147#define SR_BERR_MASTER_ABORT 0x00800000U /* master abort */ 148#define SR_TX_STATE 0x00700000U /* transmit state */ 149#define SR_RX_STATE 0x000E0000U /* receive state */ 150 151/* 152 * Interrupts. These are in IER2 and SR2. Some of them also appear 153 * in SR and IER, but we only use the ADMtek specific IER2 and SR2. 154 */ 155#define INT_TXEARLY 0x80000000U /* transmit early interrupt */ 156#define INT_RXEARLY 0x40000000U /* receive early interrupt */ 157#define INT_LINKCHG 0x20000000U /* link status changed */ 158#define INT_TXDEFER 0x10000000U /* transmit defer interrupt */ 159#define INT_PAUSE 0x04000000U /* pause frame received */ 160#define INT_NORMAL 0x00010000U /* normal interrupt */ 161#define INT_ABNORMAL 0x00008000U /* abnormal interrupt */ 162#define INT_BUSERR 0x00002000U /* fatal bus error */ 163#define INT_TIMER 0x00000800U /* onboard timer */ 164#define INT_RXJABBER 0x00000200U /* receive watchdog */ 165#define INT_RXSTOPPED 0x00000100U /* receive stopped */ 166#define INT_RXNOBUF 0x00000080U /* no rcv descriptor */ 167#define INT_RXOK 0x00000040U /* receive complete */ 168#define INT_TXUNDERFLOW 0x00000020U /* transmit underflow */ 169#define INT_TXJABBER 0x00000008U /* transmit jabber timeout */ 170#define INT_TXNOBUF 0x00000004U /* no xmt descriptor */ 171#define INT_TXSTOPPED 0x00000002U /* transmit stopped */ 172#define INT_TXOK 0x00000001U /* transmit ok interrupt */ 173 174#define INT_NONE 0x00000000U /* no interrupts */ 175#define INT_ALL 0xf401abefU /* all interrupts */ 176#define INT_WANTED (INT_NORMAL | INT_ABNORMAL | \ 177 INT_BUSERR | INT_RXJABBER | \ 178 INT_RXOK | INT_RXNOBUF | \ 179 INT_TIMER | INT_LINKCHG | \ 180 INT_RXSTOPPED | INT_TXSTOPPED | \ 181 INT_TXUNDERFLOW | INT_TXJABBER) 182 183/* 184 * Bits for network access register. 185 */ 186#define NAR_TX_ENABLE 0x00002000U /* Enable transmit */ 187#define NAR_RX_MULTI 0x00000080U /* Receive all multicast packets */ 188#define NAR_RX_PROMISC 0x00000040U /* Receive any good packet */ 189#define NAR_RX_BAD 0x00000008U /* Pass bad packets */ 190#define NAR_RX_ENABLE 0x00000002U /* Enable receive */ 191#define NAR_TR 0x0000c000U /* Transmit threshold mask */ 192#define NAR_TR_72 0x00000000U /* 72 B (128 @ 100Mbps) tx thresh */ 193#define NAR_TR_96 0x00004000U /* 96 B (256 @ 100Mbps) tx thresh */ 194#define NAR_TR_128 0x00008000U /* 128 B (512 @ 100Mbps) tx thresh */ 195#define NAR_TR_160 0x0000c000U /* 160 B (1K @ 100Mbsp) tx thresh */ 196#define NAR_SF 0x00200000U /* store and forward */ 197#define NAR_HBD 0x00080000U /* Disable SQE heartbeat */ 198#define NAR_FCOLL 0x00001000U /* force collision */ 199#define NAR_MODE 0x00000c00U /* mode (loopback, etc.) */ 200#define NAR_MACLOOP 0x00000400U /* mac loop back */ 201 202/* 203 * Bits for lost packet counter. 204 */ 205#define LPC_COUNT 0x0000FFFFU /* Count of missed frames */ 206#define LPC_OFLOW 0x00010000U /* Counter overflow bit */ 207 208/* 209 * Bits for CSR_SPR (MII and SROM access) 210 */ 211#define SPR_MII_DIN 0x00080000U /* MII data input */ 212#define SPR_MII_CTRL 0x00040000U /* MII management control, 1=read */ 213#define SPR_MII_DOUT 0x00020000U /* MII data output */ 214#define SPR_MII_CLOCK 0x00010000U /* MII data clock */ 215#define SPR_SROM_READ 0x00004000U /* Serial EEPROM read control */ 216#define SPR_SROM_WRITE 0x00002000U /* Serial EEPROM write control */ 217#define SPR_SROM_SEL 0x00000800U /* Serial EEPROM select */ 218#define SPR_SROM_DOUT 0x00000008U /* Serial EEPROM data out */ 219#define SPR_SROM_DIN 0x00000004U /* Serial EEPROM data in */ 220#define SPR_SROM_CLOCK 0x00000002U /* Serial EEPROM clock */ 221#define SPR_SROM_CHIP 0x00000001U /* Serial EEPROM chip select */ 222#define SROM_ENADDR 0x4 /* Offset of ethernet address */ 223#define SROM_READCMD 0x6 /* command to read SROM */ 224 225/* 226 * Bits for CSR_TIMER 227 */ 228#define TIMER_LOOP 0x00010000U /* continuous operating mode */ 229#define TIMER_USEC 204 /* usecs per timer count */ 230 231/* 232 * Bits for CSR_CR 233 */ 234#define CR_PAUSE 0x00000020U /* enable pause flow control */ 235#define CR_TXURAUTOR 0x00000001U /* transmit underrun auto recovery */ 236 237/* 238 * Bits for XMC (Comet specific) 239 */ 240#define XMC_LDIS 0x0800 /* long distance 10Base-T cable */ 241 242/* 243 * Bits for XCIIS (Comet specific) 244 */ 245#define XCIIS_SPEED 0x0200 /* 100 Mbps mode */ 246#define XCIIS_DUPLEX 0x0100 /* full duplex mode */ 247#define XCIIS_FLOWCTL 0x0080 /* flow control support */ 248#define XCIIS_ANC 0x0040 /* autonegotiation complete */ 249#define XCIIS_RF 0x0020 /* remote fault detected */ 250#define XCIIS_LFAIL 0x0010 /* link fail */ 251#define XCIIS_ANLPAR 0x0008 /* anar received from link partner */ 252#define XCIIS_PDF 0x0004 /* parallel detection fault */ 253#define XCIIS_ANPR 0x0002 /* autoneg. page received */ 254#define XCIIS_REF 0x0001 /* receive error counter full */ 255 256/* 257 * Bits for XIE (Comet specific) 258 */ 259#define XIE_ANCE 0x0040 /* aneg complete interrupt enable */ 260#define XIE_RFE 0x0020 /* remote fault interrupt enable */ 261#define XIE_LDE 0x0010 /* link fail interrupt enable */ 262#define XIE_ANAE 0x0008 /* aneg. ack. interrupt enable */ 263#define XIE_PDFE 0x0004 /* parallel det. fault int. enable */ 264#define XIE_ANPE 0x0002 /* autoneg. page rec'd int. enable */ 265#define XIE_REFE 0x0001 /* receive error full int. enable */ 266 267/* 268 * Centaur 1.1 extensions to MII. 269 */ 270#define PHY_PILR 0x10 /* an983b 1.1 - polarity/int lvl */ 271#define PHY_MCR 0x15 /* an983b 1.1 - mode control */ 272 273#define PILR_NOSQE 0x0800 /* disable 10BaseT SQE */ 274#define MCR_FIBER 0x0001 /* enable fiber */ 275 276/* 277 * Bits for Opmode (Centaur specific) 278 */ 279#define OPM_SPEED 0x80000000U /* 100 Mbps */ 280#define OPM_DUPLEX 0x40000000U /* full duplex */ 281#define OPM_LINK 0x20000000U /* link up? */ 282#define OPM_MODE 0x00000007U /* mode mask */ 283#define OPM_INTPHY 0x00000007U /* single chip mode, internal PHY */ 284#define OPM_MACONLY 0x00000004U /* MAC ony mode, external PHY */ 285 286#ifdef _KERNEL 287/* 288 * Put exported kernel interfaces here. (There should be none.) 289 */ 290#endif /* _KERNEL */ 291 292#ifdef __cplusplus 293} 294#endif 295 296#endif /* _AFE_H */ 297