1/* 2 * Definitions for Intel 82593 CSMA/CD Core LAN Controller 3 * The definitions are taken from the 1992 users manual with Intel 4 * order number 297125-001. 5 * 6 * /usr/src/pc/RCS/i82593.h,v 1.1 1996/07/17 15:23:12 root Exp 7 * 8 * Copyright 1994, Anders Klemets <klemets@it.kth.se> 9 * 10 * HISTORY 11 * i82593.h,v 12 * Revision 1.4 2005/11/4 09:15:00 baroniunas 13 * Modified copyright with permission of author as follows: 14 * 15 * "If I82539.H is the only file with my copyright statement 16 * that is included in the Source Forge project, then you have 17 * my approval to change the copyright statement to be a GPL 18 * license, in the way you proposed on October 10." 19 * 20 * Revision 1.1 1996/07/17 15:23:12 root 21 * Initial revision 22 * 23 * Revision 1.3 1995/04/05 15:13:58 adj 24 * Initial alpha release 25 * 26 * Revision 1.2 1994/06/16 23:57:31 klemets 27 * Mirrored all the fields in the configuration block. 28 * 29 * Revision 1.1 1994/06/02 20:25:34 klemets 30 * Initial revision 31 * 32 * 33 */ 34#ifndef _I82593_H 35#define _I82593_H 36 37/* Intel 82593 CSMA/CD Core LAN Controller */ 38 39/* Port 0 Command Register definitions */ 40 41/* Execution operations */ 42#define OP0_NOP 0 /* CHNL = 0 */ 43#define OP0_SWIT_TO_PORT_1 0 /* CHNL = 1 */ 44#define OP0_IA_SETUP 1 45#define OP0_CONFIGURE 2 46#define OP0_MC_SETUP 3 47#define OP0_TRANSMIT 4 48#define OP0_TDR 5 49#define OP0_DUMP 6 50#define OP0_DIAGNOSE 7 51#define OP0_TRANSMIT_NO_CRC 9 52#define OP0_RETRANSMIT 12 53#define OP0_ABORT 13 54/* Reception operations */ 55#define OP0_RCV_ENABLE 8 56#define OP0_RCV_DISABLE 10 57#define OP0_STOP_RCV 11 58/* Status pointer control operations */ 59#define OP0_FIX_PTR 15 /* CHNL = 1 */ 60#define OP0_RLS_PTR 15 /* CHNL = 0 */ 61#define OP0_RESET 14 62 63#define CR0_CHNL (1 << 4) /* 0=Channel 0, 1=Channel 1 */ 64#define CR0_STATUS_0 0x00 65#define CR0_STATUS_1 0x20 66#define CR0_STATUS_2 0x40 67#define CR0_STATUS_3 0x60 68#define CR0_INT_ACK (1 << 7) /* 0=No ack, 1=acknowledge */ 69 70/* Port 0 Status Register definitions */ 71 72#define SR0_NO_RESULT 0 /* dummy */ 73#define SR0_EVENT_MASK 0x0f 74#define SR0_IA_SETUP_DONE 1 75#define SR0_CONFIGURE_DONE 2 76#define SR0_MC_SETUP_DONE 3 77#define SR0_TRANSMIT_DONE 4 78#define SR0_TDR_DONE 5 79#define SR0_DUMP_DONE 6 80#define SR0_DIAGNOSE_PASSED 7 81#define SR0_TRANSMIT_NO_CRC_DONE 9 82#define SR0_RETRANSMIT_DONE 12 83#define SR0_EXECUTION_ABORTED 13 84#define SR0_END_OF_FRAME 8 85#define SR0_RECEPTION_ABORTED 10 86#define SR0_DIAGNOSE_FAILED 15 87#define SR0_STOP_REG_HIT 11 88 89#define SR0_CHNL (1 << 4) 90#define SR0_EXECUTION (1 << 5) 91#define SR0_RECEPTION (1 << 6) 92#define SR0_INTERRUPT (1 << 7) 93#define SR0_BOTH_RX_TX (SR0_EXECUTION | SR0_RECEPTION) 94 95#define SR3_EXEC_STATE_MASK 0x03 96#define SR3_EXEC_IDLE 0 97#define SR3_TX_ABORT_IN_PROGRESS 1 98#define SR3_EXEC_ACTIVE 2 99#define SR3_ABORT_IN_PROGRESS 3 100#define SR3_EXEC_CHNL (1 << 2) 101#define SR3_STP_ON_NO_RSRC (1 << 3) 102#define SR3_RCVING_NO_RSRC (1 << 4) 103#define SR3_RCV_STATE_MASK 0x60 104#define SR3_RCV_IDLE 0x00 105#define SR3_RCV_READY 0x20 106#define SR3_RCV_ACTIVE 0x40 107#define SR3_RCV_STOP_IN_PROG 0x60 108#define SR3_RCV_CHNL (1 << 7) 109 110/* Port 1 Command Register definitions */ 111 112#define OP1_NOP 0 113#define OP1_SWIT_TO_PORT_0 1 114#define OP1_INT_DISABLE 2 115#define OP1_INT_ENABLE 3 116#define OP1_SET_TS 5 117#define OP1_RST_TS 7 118#define OP1_POWER_DOWN 8 119#define OP1_RESET_RING_MNGMT 11 120#define OP1_RESET 14 121#define OP1_SEL_RST 15 122 123#define CR1_STATUS_4 0x00 124#define CR1_STATUS_5 0x20 125#define CR1_STATUS_6 0x40 126#define CR1_STOP_REG_UPDATE (1 << 7) 127 128/* Receive frame status bits */ 129 130#define RX_RCLD (1 << 0) 131#define RX_IA_MATCH (1 << 1) 132#define RX_NO_AD_MATCH (1 << 2) 133#define RX_NO_SFD (1 << 3) 134#define RX_SRT_FRM (1 << 7) 135#define RX_OVRRUN (1 << 8) 136#define RX_ALG_ERR (1 << 10) 137#define RX_CRC_ERR (1 << 11) 138#define RX_LEN_ERR (1 << 12) 139#define RX_RCV_OK (1 << 13) 140#define RX_TYP_LEN (1 << 15) 141 142/* Transmit status bits */ 143 144#define TX_NCOL_MASK 0x0f 145#define TX_FRTL (1 << 4) 146#define TX_MAX_COL (1 << 5) 147#define TX_HRT_BEAT (1 << 6) 148#define TX_DEFER (1 << 7) 149#define TX_UND_RUN (1 << 8) 150#define TX_LOST_CTS (1 << 9) 151#define TX_LOST_CRS (1 << 10) 152#define TX_LTCOL (1 << 11) 153#define TX_OK (1 << 13) 154#define TX_COLL (1 << 15) 155 156struct i82593_conf_block { 157 u_char fifo_limit : 4, 158 forgnesi : 1, 159 fifo_32 : 1, 160 d6mod : 1, 161 throttle_enb : 1; 162 u_char throttle : 6, 163 cntrxint : 1, 164 contin : 1; 165 u_char addr_len : 3, 166 acloc : 1, 167 preamb_len : 2, 168 loopback : 2; 169 u_char lin_prio : 3, 170 tbofstop : 1, 171 exp_prio : 3, 172 bof_met : 1; 173 u_char : 4, 174 ifrm_spc : 4; 175 u_char : 5, 176 slottim_low : 3; 177 u_char slottim_hi : 3, 178 : 1, 179 max_retr : 4; 180 u_char prmisc : 1, 181 bc_dis : 1, 182 : 1, 183 crs_1 : 1, 184 nocrc_ins : 1, 185 crc_1632 : 1, 186 : 1, 187 crs_cdt : 1; 188 u_char cs_filter : 3, 189 crs_src : 1, 190 cd_filter : 3, 191 : 1; 192 u_char : 2, 193 min_fr_len : 6; 194 u_char lng_typ : 1, 195 lng_fld : 1, 196 rxcrc_xf : 1, 197 artx : 1, 198 sarec : 1, 199 tx_jabber : 1, /* why is this called max_len in the manual? */ 200 hash_1 : 1, 201 lbpkpol : 1; 202 u_char : 6, 203 fdx : 1, 204 : 1; 205 u_char dummy_6 : 6, /* supposed to be ones */ 206 mult_ia : 1, 207 dis_bof : 1; 208 u_char dummy_1 : 1, /* supposed to be one */ 209 tx_ifs_retrig : 2, 210 mc_all : 1, 211 rcv_mon : 2, 212 frag_acpt : 1, 213 tstrttrs : 1; 214 u_char fretx : 1, 215 runt_eop : 1, 216 hw_sw_pin : 1, 217 big_endn : 1, 218 syncrqs : 1, 219 sttlen : 1, 220 tx_eop : 1, 221 rx_eop : 1; 222 u_char rbuf_size : 5, 223 rcvstop : 1, 224 : 2; 225}; 226 227#define I82593_MAX_MULTICAST_ADDRESSES 128 /* Hardware hashed filter */ 228 229#endif /* _I82593_H */ 230