| 1 | /* $NetBSD: i82586reg.h,v 1.7 1998/02/28 01:07:45 pk Exp $ */ |
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| 2 | |
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| 3 | /*- |
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| 4 | * Copyright (c) 1998 The NetBSD Foundation, Inc. |
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| 5 | * All rights reserved. |
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| 6 | * |
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| 7 | * This code is derived from software contributed to The NetBSD Foundation |
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| 8 | * by Paul Kranenburg. |
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| 9 | * |
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| 10 | * Redistribution and use in source and binary forms, with or without |
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| 11 | * modification, are permitted provided that the following conditions |
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| 12 | * are met: |
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| 13 | * 1. Redistributions of source code must retain the above copyright |
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| 14 | * notice, this list of conditions and the following disclaimer. |
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| 15 | * 2. Redistributions in binary form must reproduce the above copyright |
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| 16 | * notice, this list of conditions and the following disclaimer in the |
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| 17 | * documentation and/or other materials provided with the distribution. |
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| 18 | * 3. All advertising materials mentioning features or use of this software |
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| 19 | * must display the following acknowledgement: |
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| 20 | * This product includes software developed by the NetBSD |
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| 21 | * Foundation, Inc. and its contributors. |
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| 22 | * 4. Neither the name of The NetBSD Foundation nor the names of its |
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| 23 | * contributors may be used to endorse or promote products derived |
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| 24 | * from this software without specific prior written permission. |
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| 25 | * |
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| 26 | * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS |
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| 27 | * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED |
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| 28 | * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
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| 29 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS |
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| 30 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
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| 31 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
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| 32 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
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| 33 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
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| 34 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
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| 35 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
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| 36 | * POSSIBILITY OF SUCH DAMAGE. |
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| 37 | */ |
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| 38 | |
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| 39 | /*- |
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| 40 | * Copyright (c) 1992, University of Vermont and State Agricultural College. |
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| 41 | * Copyright (c) 1992, Garrett A. Wollman. |
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| 42 | * All rights reserved. |
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| 43 | * |
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| 44 | * Redistribution and use in source and binary forms, with or without |
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| 45 | * modification, are permitted provided that the following conditions |
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| 46 | * are met: |
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| 47 | * 1. Redistributions of source code must retain the above copyright |
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| 48 | * notice, this list of conditions and the following disclaimer. |
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| 49 | * 2. Redistributions in binary form must reproduce the above copyright |
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| 50 | * notice, this list of conditions and the following disclaimer in the |
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| 51 | * documentation and/or other materials provided with the distribution. |
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| 52 | * 3. All advertising materials mentioning features or use of this software |
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| 53 | * must display the following acknowledgement: |
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| 54 | * This product includes software developed by the University of |
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| 55 | * Vermont and State Agricultural College and Garrett A. Wollman. |
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| 56 | * 4. Neither the name of the University nor the name of the author |
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| 57 | * may be used to endorse or promote products derived from this software |
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| 58 | * without specific prior written permission. |
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| 59 | * |
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| 60 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND |
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| 61 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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| 62 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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| 63 | * ARE DISCLAIMED. IN NO EVENT SHALL THE UNIVERSITY OR AUTHOR BE LIABLE |
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| 64 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
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| 65 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
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| 66 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
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| 67 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
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| 68 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
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| 69 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
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| 70 | * SUCH DAMAGE. |
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| 71 | */ |
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| 72 | |
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| 73 | /* |
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| 74 | * Intel 82586 Ethernet chip |
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| 75 | * Register, bit, and structure definitions. |
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| 76 | * |
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| 77 | * Written by GAW with reference to the Clarkson Packet Driver code for this |
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| 78 | * chip written by Russ Nelson and others. |
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| 79 | */ |
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| 80 | |
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| 81 | /* |
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| 82 | * NOTE, the structure definitions in here are for reference only. |
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| 83 | * We use integer offsets exclusively to access the i82586 data structures. |
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| 84 | */ |
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| 85 | |
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| 86 | |
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| 87 | /* |
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| 88 | * This is the master configuration block. |
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| 89 | * It tells the hardware where all the rest of the stuff is. |
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| 90 | *- |
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| 91 | struct __ie_sys_conf_ptr { |
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| 92 | u_int16_t mbz; // must be zero |
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| 93 | u_int8_t ie_bus_use; // true if 8-bit only |
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| 94 | u_int8_t mbz2[5]; // must be zero |
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| 95 | u_int32_t ie_iscp_ptr; // 24-bit physaddr of ISCP |
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| 96 | }; |
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| 97 | */ |
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| 98 | #define IE_SCP_SZ 12 |
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| 99 | #define IE_SCP_BUS_USE(base) ((base) + 2) |
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| 100 | #define IE_SCP_ISCP(base) ((base) + 8) |
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| 101 | |
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| 102 | /* |
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| 103 | * Note that this is wired in hardware; the SCP is always located here, no |
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| 104 | * matter what. |
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| 105 | */ |
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| 106 | #define IE_SCP_ADDR 0xfffff4 |
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| 107 | |
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| 108 | /* |
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| 109 | * The tells the hardware where all the rest of the stuff is, too. |
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| 110 | * FIXME: some of these should be re-commented after we figure out their |
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| 111 | * REAL function. |
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| 112 | *- |
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| 113 | struct __ie_int_sys_conf_ptr { |
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| 114 | u_int8_t ie_busy; // zeroed after init |
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| 115 | u_int8_t mbz; |
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| 116 | u_int16_t ie_scb_offset; // 16-bit physaddr of next struct |
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| 117 | caddr_t ie_base; // 24-bit physaddr for all 16-bit vars |
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| 118 | }; |
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| 119 | */ |
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| 120 | #define IE_ISCP_SZ 8 |
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| 121 | #define IE_ISCP_BUSY(base) ((base) + 0) |
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| 122 | #define IE_ISCP_SCB(base) ((base) + 2) |
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| 123 | #define IE_ISCP_BASE(base) ((base) + 4) |
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| 124 | |
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| 125 | /* |
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| 126 | * This FINALLY tells the hardware what to do and where to put it. |
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| 127 | *- |
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| 128 | struct __ie_sys_ctl_block { |
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| 129 | u_int16_t ie_status; // status word |
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| 130 | u_int16_t ie_command; // command word |
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| 131 | u_int16_t ie_command_list; // 16-pointer to command block list |
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| 132 | u_int16_t ie_recv_list; // 16-pointer to receive frame list |
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| 133 | u_int16_t ie_err_crc; // CRC errors |
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| 134 | u_int16_t ie_err_align; // Alignment errors |
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| 135 | u_int16_t ie_err_resource; // Resource errors |
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| 136 | u_int16_t ie_err_overrun; // Overrun errors |
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| 137 | }; |
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| 138 | */ |
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| 139 | #define IE_SCB_SZ 16 |
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| 140 | #define IE_SCB_STATUS(base) ((base) + 0) |
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| 141 | #define IE_SCB_CMD(base) ((base) + 2) |
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| 142 | #define IE_SCB_CMDLST(base) ((base) + 4) |
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| 143 | #define IE_SCB_RCVLST(base) ((base) + 6) |
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| 144 | #define IE_SCB_ERRCRC(base) ((base) + 8) |
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| 145 | #define IE_SCB_ERRALN(base) ((base) + 10) |
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| 146 | #define IE_SCB_ERRRES(base) ((base) + 12) |
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| 147 | #define IE_SCB_ERROVR(base) ((base) + 14) |
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| 148 | |
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| 149 | /* Command values */ |
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| 150 | #define IE_RUC_MASK 0x0070 /* mask for RU command */ |
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| 151 | #define IE_RUC_NOP 0 /* for completeness */ |
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| 152 | #define IE_RUC_START 0x0010 /* start receive unit command */ |
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| 153 | #define IE_RUC_RESUME 0x0020 /* resume a suspended receiver command */ |
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| 154 | #define IE_RUC_SUSPEND 0x0030 /* suspend receiver command */ |
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| 155 | #define IE_RUC_ABORT 0x0040 /* abort current receive operation */ |
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| 156 | |
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| 157 | #define IE_CUC_MASK 0x0700 /* mask for CU command */ |
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| 158 | #define IE_CUC_NOP 0 /* included for completeness */ |
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| 159 | #define IE_CUC_START 0x0100 /* do-command command */ |
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| 160 | #define IE_CUC_RESUME 0x0200 /* resume a suspended cmd list */ |
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| 161 | #define IE_CUC_SUSPEND 0x0300 /* suspend current command */ |
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| 162 | #define IE_CUC_ABORT 0x0400 /* abort current command */ |
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| 163 | |
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| 164 | #define IE_ACK_COMMAND 0xf000 /* mask for ACK command */ |
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| 165 | #define IE_ACK_CX 0x8000 /* ack IE_ST_CX */ |
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| 166 | #define IE_ACK_FR 0x4000 /* ack IE_ST_FR */ |
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| 167 | #define IE_ACK_CNA 0x2000 /* ack IE_ST_CNA */ |
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| 168 | #define IE_ACK_RNR 0x1000 /* ack IE_ST_RNR */ |
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| 169 | |
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| 170 | #define IE_ACTION_COMMAND(x) (((x) & IE_CUC_MASK) == IE_CUC_START) |
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| 171 | /* is this command an action command? */ |
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| 172 | |
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| 173 | /* Status values */ |
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| 174 | #define IE_ST_WHENCE 0xf000 /* mask for cause of interrupt */ |
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| 175 | #define IE_ST_CX 0x8000 /* command with I bit completed */ |
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| 176 | #define IE_ST_FR 0x4000 /* frame received */ |
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| 177 | #define IE_ST_CNA 0x2000 /* all commands completed */ |
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| 178 | #define IE_ST_RNR 0x1000 /* receive not ready */ |
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| 179 | |
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| 180 | #define IE_CUS_MASK 0x0700 /* mask for command unit status */ |
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| 181 | #define IE_CUS_ACTIVE 0x0200 /* command unit is active */ |
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| 182 | #define IE_CUS_SUSPEND 0x0100 /* command unit is suspended */ |
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| 183 | |
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| 184 | #define IE_RUS_MASK 0x0070 /* mask for receiver unit status */ |
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| 185 | #define IE_RUS_SUSPEND 0x0010 /* receiver is suspended */ |
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| 186 | #define IE_RUS_NOSPACE 0x0020 /* receiver has no resources */ |
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| 187 | #define IE_RUS_READY 0x0040 /* receiver is ready */ |
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| 188 | |
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| 189 | /* |
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| 190 | * This is filled in partially by the chip, partially by us. |
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| 191 | *- |
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| 192 | struct __ie_recv_frame_desc { |
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| 193 | u_int16_t ie_fd_status; // status for this frame |
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| 194 | u_int16_t ie_fd_last; // end of frame list flag |
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| 195 | u_int16_t ie_fd_next; // 16-pointer to next RFD |
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| 196 | u_int16_t ie_fd_buf_desc; // 16-pointer to list of buffer descs |
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| 197 | struct __ie_en_addr dest; // destination ether |
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| 198 | struct __ie_en_addr src; // source ether |
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| 199 | u_int16_t ie_length; // 802 length/Ether type |
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| 200 | u_short mbz; // must be zero |
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| 201 | }; |
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| 202 | */ |
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| 203 | #define IE_RFRAME_SZ 24 |
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| 204 | #define IE_RFRAME_ADDR(base,i) ((base) + (i) * IE_RFRAME_SZ) |
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| 205 | #define IE_RFRAME_STATUS(b,i) (IE_RFRAME_ADDR(b,i) + 0) |
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| 206 | #define IE_RFRAME_LAST(b,i) (IE_RFRAME_ADDR(b,i) + 2) |
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| 207 | #define IE_RFRAME_NEXT(b,i) (IE_RFRAME_ADDR(b,i) + 4) |
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| 208 | #define IE_RFRAME_BUFDESC(b,i) (IE_RFRAME_ADDR(b,i) + 6) |
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| 209 | #define IE_RFRAME_EDST(b,i) (IE_RFRAME_ADDR(b,i) + 8) |
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| 210 | #define IE_RFRAME_ESRC(b,i) (IE_RFRAME_ADDR(b,i) + 14) |
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| 211 | #define IE_RFRAME_ELEN(b,i) (IE_RFRAME_ADDR(b,i) + 20) |
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| 212 | |
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| 213 | /* "last" bits */ |
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| 214 | #define IE_FD_EOL 0x8000 /* last rfd in list */ |
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| 215 | #define IE_FD_SUSP 0x4000 /* suspend RU after receipt */ |
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| 216 | |
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| 217 | /* status field bits */ |
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| 218 | #define IE_FD_COMPLETE 0x8000 /* frame is complete */ |
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| 219 | #define IE_FD_BUSY 0x4000 /* frame is busy */ |
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| 220 | #define IE_FD_OK 0x2000 /* frame is ok */ |
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| 221 | #define IE_FD_CRC 0x0800 /* CRC error */ |
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| 222 | #define IE_FD_ALGN 0x0400 /* Alignment error */ |
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| 223 | #define IE_FD_RNR 0x0200 /* receiver out of resources here */ |
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| 224 | #define IE_FD_OVR 0x0100 /* DMA overrun */ |
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| 225 | #define IE_FD_SHORT 0x0080 /* Short frame */ |
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| 226 | #define IE_FD_NOEOF 0x0040 /* no EOF (?) */ |
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| 227 | #define IE_FD_ERRMASK /* all error bits */ \ |
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| 228 | (IE_FD_CRC|IE_FD_ALGN|IE_FD_RNR|IE_FD_OVR|IE_FD_SHORT|IE_FD_NOEOF) |
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| 229 | #define IE_FD_STATUSBITS \ |
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| 230 | "\20\20COMPLT\17BUSY\16OK\14CRC\13ALGN\12RNR\11OVR\10SHORT\7NOEOF" |
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| 231 | |
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| 232 | /* |
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| 233 | * linked list of buffers... |
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| 234 | *- |
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| 235 | struct __ie_recv_buf_desc { |
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| 236 | u_int16_t ie_rbd_status; // status for this buffer |
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| 237 | u_int16_t ie_rbd_next; // 16-pointer to next RBD |
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| 238 | caddr_t ie_rbd_buffer; // 24-pointer to buffer for this RBD |
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| 239 | u_int16_t ie_rbd_length; // length of the buffer |
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| 240 | u_int16_t mbz; // must be zero |
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| 241 | }; |
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| 242 | */ |
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| 243 | #define IE_RBD_SZ 12 |
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| 244 | #define IE_RBD_ADDR(base,i) ((base) + (i) * IE_RBD_SZ) |
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| 245 | #define IE_RBD_STATUS(b,i) (IE_RBD_ADDR(b,i) + 0) |
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| 246 | #define IE_RBD_NEXT(b,i) (IE_RBD_ADDR(b,i) + 2) |
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| 247 | #define IE_RBD_BUFADDR(b,i) (IE_RBD_ADDR(b,i) + 4) |
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| 248 | #define IE_RBD_BUFLEN(b,i) (IE_RBD_ADDR(b,i) + 8) |
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| 249 | |
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| 250 | /* RBD status fields */ |
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| 251 | #define IE_RBD_LAST 0x8000 /* last buffer */ |
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| 252 | #define IE_RBD_USED 0x4000 /* this buffer has data */ |
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| 253 | #define IE_RBD_CNTMASK 0x3fff /* byte count of buffer data */ |
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| 254 | |
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| 255 | /* RDB `End Of List' flag; encoded in `buffer length' field */ |
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| 256 | #define IE_RBD_EOL 0x8000 /* last buffer */ |
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| 257 | |
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| 258 | |
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| 259 | /* |
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| 260 | * All commands share this in common. |
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| 261 | *- |
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| 262 | struct __ie_cmd_common { |
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| 263 | u_int16_t ie_cmd_status; // status of this command |
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| 264 | u_int16_t ie_cmd_cmd; // command word |
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| 265 | u_int16_t ie_cmd_link; // link to next command |
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| 266 | }; |
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| 267 | */ |
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| 268 | #define IE_CMD_COMMON_SZ 6 |
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| 269 | #define IE_CMD_COMMON_STATUS(base) ((base) + 0) |
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| 270 | #define IE_CMD_COMMON_CMD(base) ((base) + 2) |
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| 271 | #define IE_CMD_COMMON_LINK(base) ((base) + 4) |
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| 272 | |
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| 273 | #define IE_STAT_COMPL 0x8000 /* command is completed */ |
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| 274 | #define IE_STAT_BUSY 0x4000 /* command is running now */ |
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| 275 | #define IE_STAT_OK 0x2000 /* command completed successfully */ |
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| 276 | #define IE_STAT_ABORT 0x1000 /* command was aborted */ |
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| 277 | |
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| 278 | #define IE_CMD_NOP 0x0000 /* NOP */ |
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| 279 | #define IE_CMD_IASETUP 0x0001 /* initial address setup */ |
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| 280 | #define IE_CMD_CONFIG 0x0002 /* configure command */ |
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| 281 | #define IE_CMD_MCAST 0x0003 /* multicast setup command */ |
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| 282 | #define IE_CMD_XMIT 0x0004 /* transmit command */ |
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| 283 | #define IE_CMD_TDR 0x0005 /* time-domain reflectometer command */ |
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| 284 | #define IE_CMD_DUMP 0x0006 /* dump command */ |
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| 285 | #define IE_CMD_DIAGNOSE 0x0007 /* diagnostics command */ |
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| 286 | |
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| 287 | #define IE_CMD_LAST 0x8000 /* this is the last command in the list */ |
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| 288 | #define IE_CMD_SUSPEND 0x4000 /* suspend CU after this command */ |
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| 289 | #define IE_CMD_INTR 0x2000 /* post an interrupt after completion */ |
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| 290 | |
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| 291 | /* |
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| 292 | * No-op commands; just like COMMON but "indexable" |
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| 293 | */ |
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| 294 | #define IE_CMD_NOP_SZ IE_CMD_COMMON_SZ |
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| 295 | #define IE_CMD_NOP_ADDR(base,i) ((base) + (i) * IE_CMD_NOP_SZ) |
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| 296 | #define IE_CMD_NOP_STATUS(b,i) (IE_CMD_NOP_ADDR(b,i) + 0) |
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| 297 | #define IE_CMD_NOP_CMD(b,i) (IE_CMD_NOP_ADDR(b,i) + 2) |
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| 298 | #define IE_CMD_NOP_LINK(b,i) (IE_CMD_NOP_ADDR(b,i) + 4) |
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| 299 | |
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| 300 | |
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| 301 | /* |
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| 302 | * This is the command to transmit a frame. |
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| 303 | *- |
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| 304 | struct __ie_xmit_cmd { |
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| 305 | struct __ie_cmd_common com; // common part |
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| 306 | #define __ie_xmit_status com.ie_cmd_status |
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| 307 | |
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| 308 | u_int16_t ie_xmit_desc; // pointer to buffer descriptor |
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| 309 | struct __ie_en_addr ie_xmit_addr; // destination address |
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| 310 | u_int16_t ie_xmit_length; // 802.3 length/Ether type field |
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| 311 | }; |
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| 312 | */ |
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| 313 | #define IE_CMD_XMIT_SZ (IE_CMD_COMMON_SZ + 10) |
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| 314 | #define IE_CMD_XMIT_ADDR(base,i) ((base) + (i) * IE_CMD_XMIT_SZ) |
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| 315 | #define IE_CMD_XMIT_STATUS(b,i) \ |
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| 316 | (IE_CMD_XMIT_ADDR(b,i) + 0) /* == CMD_COMMON_STATUS */ |
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| 317 | #define IE_CMD_XMIT_CMD(b,i) \ |
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| 318 | (IE_CMD_XMIT_ADDR(b,i) + 2) /* == CMD_COMMON_CMD */ |
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| 319 | #define IE_CMD_XMIT_LINK(b,i) \ |
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| 320 | (IE_CMD_XMIT_ADDR(b,i) + 4) /* == CMD_COMMON_LINK */ |
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| 321 | #define IE_CMD_XMIT_DESC(b,i) \ |
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| 322 | (IE_CMD_XMIT_ADDR(b,i) + IE_CMD_COMMON_SZ + 0) |
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| 323 | #define IE_CMD_XMIT_EADDR(b,i) \ |
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| 324 | (IE_CMD_XMIT_ADDR(b,i) + IE_CMD_COMMON_SZ + 2) |
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| 325 | #define IE_CMD_XMIT_LEN(b,i) \ |
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| 326 | (IE_CMD_XMIT_ADDR(b,i) + IE_CMD_COMMON_SZ + 8) |
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| 327 | |
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| 328 | #define IE_XS_MAXCOLL 0x000f /* number of collisions during transmit */ |
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| 329 | #define IE_XS_EXCMAX 0x0020 /* exceeded maximum number of collisions */ |
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| 330 | #define IE_XS_SQE 0x0040 /* SQE positive */ |
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| 331 | #define IE_XS_DEFERRED 0x0080 /* transmission deferred */ |
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| 332 | #define IE_XS_UNDERRUN 0x0100 /* DMA underrun */ |
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| 333 | #define IE_XS_LOSTCTS 0x0200 /* Lost CTS */ |
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| 334 | #define IE_XS_NOCARRIER 0x0400 /* No Carrier */ |
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| 335 | #define IE_XS_LATECOLL 0x0800 /* Late collision */ |
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| 336 | |
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| 337 | /* |
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| 338 | * This is a buffer descriptor for a frame to be transmitted. |
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| 339 | *- |
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| 340 | struct __ie_xmit_buf { |
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| 341 | u_int16_t ie_xmit_flags; // see below |
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| 342 | u_int16_t ie_xmit_next; // 16-pointer to next desc |
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| 343 | caddr_t ie_xmit_buf; // 24-pointer to the actual buffer |
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| 344 | }; |
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| 345 | */ |
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| 346 | #define IE_XBD_SZ 8 |
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| 347 | #define IE_XBD_ADDR(base,i) ((base) + (i) * IE_XBD_SZ) |
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| 348 | #define IE_XBD_FLAGS(b,i) (IE_XBD_ADDR(b,i) + 0) |
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| 349 | #define IE_XBD_NEXT(b,i) (IE_XBD_ADDR(b,i) + 2) |
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| 350 | #define IE_XBD_BUF(b,i) (IE_XBD_ADDR(b,i) + 4) |
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| 351 | |
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| 352 | #define IE_TBD_EOL 0x8000 /* this TBD is the last one */ |
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| 353 | #define IE_TBD_CNTMASK 0x3fff /* The rest of the `flags' word |
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| 354 | is actually the length. */ |
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| 355 | |
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| 356 | |
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| 357 | /* |
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| 358 | * Multicast setup command. |
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| 359 | *- |
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| 360 | struct __ie_mcast_cmd { |
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| 361 | struct __ie_cmd_common com; // common part |
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| 362 | #define ie_mcast_status com.ie_cmd_status |
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| 363 | |
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| 364 | // size (in bytes) of multicast addresses |
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| 365 | u_short ie_mcast_bytes; |
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| 366 | struct __ie_en_addr ie_mcast_addrs[IE_MAXMCAST + 1];// space for them |
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| 367 | }; |
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| 368 | */ |
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| 369 | #define IE_CMD_MCAST_SZ (IE_CMD_COMMON_SZ + 2 /* + XXX */) |
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| 370 | #define IE_CMD_MCAST_BYTES(base) ((base) + IE_CMD_COMMON_SZ + 0) |
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| 371 | #define IE_CMD_MCAST_MADDR(base) ((base) + IE_CMD_COMMON_SZ + 2) |
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| 372 | |
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| 373 | /* |
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| 374 | * Time Domain Reflectometer command. |
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| 375 | *- |
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| 376 | struct __ie_tdr_cmd { |
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| 377 | struct __ie_cmd_common com; // common part |
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| 378 | #define ie_tdr_status com.ie_cmd_status |
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| 379 | u_short ie_tdr_time; // error bits and time |
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| 380 | }; |
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| 381 | */ |
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| 382 | #define IE_CMD_TDR_SZ (IE_CMD_COMMON_SZ + 2) |
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| 383 | #define IE_CMD_TDR_TIME(base) ((base) + IE_CMD_COMMON_SZ + 0) |
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| 384 | |
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| 385 | #define IE_TDR_SUCCESS 0x8000 /* TDR succeeded without error */ |
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| 386 | #define IE_TDR_XCVR 0x4000 /* detected a transceiver problem */ |
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| 387 | #define IE_TDR_OPEN 0x2000 /* detected an incorrect termination ("open") */ |
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| 388 | #define IE_TDR_SHORT 0x1000 /* TDR detected a short circuit */ |
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| 389 | #define IE_TDR_TIME 0x07ff /* mask for reflection time */ |
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| 390 | |
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| 391 | /* |
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| 392 | * Initial Address Setup command |
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| 393 | *- |
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| 394 | struct __ie_iasetup_cmd { |
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| 395 | struct __ie_cmd_common com; |
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| 396 | #define ie_iasetup_status com.ie_cmd_status |
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| 397 | struct __ie_en_addr ie_address; |
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| 398 | }; |
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| 399 | */ |
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| 400 | #define IE_CMD_IAS_SZ (IE_CMD_COMMON_SZ + 6) |
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| 401 | #define IE_CMD_IAS_EADDR(base) ((base) + IE_CMD_COMMON_SZ + 0) |
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| 402 | |
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| 403 | /* |
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| 404 | * Configuration command |
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| 405 | *- |
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| 406 | struct __ie_config_cmd { |
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| 407 | struct __ie_cmd_common com; // common part |
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| 408 | #define ie_config_status com.ie_cmd_status |
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| 409 | |
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| 410 | u_int8_t ie_config_count; // byte count (0x0c) |
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| 411 | u_int8_t ie_fifo; // fifo (8) |
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| 412 | u_int8_t ie_save_bad; // save bad frames (0x40) |
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| 413 | u_int8_t ie_addr_len; // address length (0x2e) (AL-LOC == 1) |
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| 414 | u_int8_t ie_priority; // priority and backoff (0x0) |
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| 415 | u_int8_t ie_ifs; // inter-frame spacing (0x60) |
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| 416 | u_int8_t ie_slot_low; // slot time, LSB (0x0) |
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| 417 | u_int8_t ie_slot_high; // slot time, MSN, and retries (0xf2) |
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| 418 | u_int8_t ie_promisc; // 1 if promiscuous, else 0 |
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| 419 | u_int8_t ie_crs_cdt; // CSMA/CD parameters (0x0) |
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| 420 | u_int8_t ie_min_len; // min frame length (0x40) |
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| 421 | u_int8_t ie_junk; // stuff for 82596 (0xff) |
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| 422 | }; |
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| 423 | */ |
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| 424 | #define IE_CMD_CFG_SZ (IE_CMD_COMMON_SZ + 12) |
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| 425 | #define IE_CMD_CFG_CNT(base) ((base) + IE_CMD_COMMON_SZ + 0) |
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| 426 | #define IE_CMD_CFG_FIFO(base) ((base) + IE_CMD_COMMON_SZ + 1) |
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| 427 | #define IE_CMD_CFG_SAVEBAD(base) ((base) + IE_CMD_COMMON_SZ + 2) |
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| 428 | #define IE_CMD_CFG_ADDRLEN(base) ((base) + IE_CMD_COMMON_SZ + 3) |
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| 429 | #define IE_CMD_CFG_PRIORITY(base) ((base) + IE_CMD_COMMON_SZ + 4) |
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| 430 | #define IE_CMD_CFG_IFS(base) ((base) + IE_CMD_COMMON_SZ + 5) |
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| 431 | #define IE_CMD_CFG_SLOT_LOW(base) ((base) + IE_CMD_COMMON_SZ + 6) |
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| 432 | #define IE_CMD_CFG_SLOT_HIGH(base) ((base) + IE_CMD_COMMON_SZ + 7) |
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| 433 | #define IE_CMD_CFG_PROMISC(base) ((base) + IE_CMD_COMMON_SZ + 8) |
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| 434 | #define IE_CMD_CFG_CRSCDT(base) ((base) + IE_CMD_COMMON_SZ + 9) |
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| 435 | #define IE_CMD_CFG_MINLEN(base) ((base) + IE_CMD_COMMON_SZ + 10) |
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| 436 | #define IE_CMD_CFG_JUNK(base) ((base) + IE_CMD_COMMON_SZ + 11) |
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