367 lines
12 KiB
C
367 lines
12 KiB
C
/* $NetBSD: i82557reg.h,v 1.3 1999/12/12 17:46:36 thorpej Exp $ */
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/*-
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* Copyright (c) 1998, 1999 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Jason R. Thorpe of the Numerical Aerospace Simulation Facility,
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* NASA Ames Research Center.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the NetBSD
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* Foundation, Inc. and its contributors.
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* 4. Neither the name of The NetBSD Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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/*
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* Copyright (c) 1995, David Greenman
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice unmodified, this list of conditions, and the following
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* disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* Id: if_fxpreg.h,v 1.11 1997/09/29 11:27:42 davidg Exp
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*/
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#define FXP_VENDORID_INTEL 0x8086
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#define FXP_DEVICEID_i82557 0x1229
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#define FXP_PCI_MMBA 0x10
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#define FXP_PCI_IOBA 0x14
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/*
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* Control/status registers.
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*/
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#define FXP_CSR_SCB_RUSCUS 0 /* scb_rus/scb_cus (1 byte) */
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#define FXP_CSR_SCB_STATACK 1 /* scb_statack (1 byte) */
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#define FXP_CSR_SCB_COMMAND 2 /* scb_command (1 byte) */
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#define FXP_CSR_SCB_INTRCNTL 3 /* scb_intrcntl (1 byte) */
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#define FXP_CSR_SCB_GENERAL 4 /* scb_general (4 bytes) */
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#define FXP_CSR_PORT 8 /* port (4 bytes) */
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#define FXP_CSR_FLASHCONTROL 12 /* flash control (2 bytes) */
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#define FXP_CSR_EEPROMCONTROL 14 /* eeprom control (2 bytes) */
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#define FXP_CSR_MDICONTROL 16 /* mdi control (4 bytes) */
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/*
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* FOR REFERENCE ONLY, the old definition of FXP_CSR_SCB_RUSCUS:
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*
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* volatile u_int8_t :2,
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* scb_rus:4,
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* scb_cus:2;
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*/
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#define FXP_PORT_SOFTWARE_RESET 0
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#define FXP_PORT_SELFTEST 1
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#define FXP_PORT_SELECTIVE_RESET 2
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#define FXP_PORT_DUMP 3
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#define FXP_SCB_RUS_IDLE 0
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#define FXP_SCB_RUS_SUSPENDED 1
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#define FXP_SCB_RUS_NORESOURCES 2
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#define FXP_SCB_RUS_READY 4
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#define FXP_SCB_RUS_SUSP_NORBDS 9
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#define FXP_SCB_RUS_NORES_NORBDS 10
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#define FXP_SCB_RUS_READY_NORBDS 12
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#define FXP_SCB_CUS_IDLE 0
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#define FXP_SCB_CUS_SUSPENDED 1
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#define FXP_SCB_CUS_ACTIVE 2
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#define FXP_SCB_STATACK_SWI 0x04
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#define FXP_SCB_STATACK_MDI 0x08
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#define FXP_SCB_STATACK_RNR 0x10
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#define FXP_SCB_STATACK_CNA 0x20
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#define FXP_SCB_STATACK_FR 0x40
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#define FXP_SCB_STATACK_CXTNO 0x80
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#define FXP_SCB_COMMAND_CU_NOP 0x00
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#define FXP_SCB_COMMAND_CU_START 0x10
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#define FXP_SCB_COMMAND_CU_RESUME 0x20
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#define FXP_SCB_COMMAND_CU_DUMP_ADR 0x40
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#define FXP_SCB_COMMAND_CU_DUMP 0x50
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#define FXP_SCB_COMMAND_CU_BASE 0x60
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#define FXP_SCB_COMMAND_CU_DUMPRESET 0x70
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#define FXP_SCB_COMMAND_RU_NOP 0
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#define FXP_SCB_COMMAND_RU_START 1
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#define FXP_SCB_COMMAND_RU_RESUME 2
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#define FXP_SCB_COMMAND_RU_ABORT 4
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#define FXP_SCB_COMMAND_RU_LOADHDS 5
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#define FXP_SCB_COMMAND_RU_BASE 6
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#define FXP_SCB_COMMAND_RU_RBDRESUME 7
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/*
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* Command block definitions
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*/
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/*
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* NOP command.
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*/
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struct fxp_cb_nop {
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volatile u_int16_t cb_status;
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volatile u_int16_t cb_command;
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volatile u_int32_t link_addr;
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};
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/*
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* Individual Address command.
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*/
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struct fxp_cb_ias {
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volatile u_int16_t cb_status;
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volatile u_int16_t cb_command;
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volatile u_int32_t link_addr;
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volatile u_int8_t macaddr[6];
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};
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#if BYTE_ORDER == LITTLE_ENDIAN
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#define __FXP_BITFIELD2(a, b) a, b
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#define __FXP_BITFIELD3(a, b, c) a, b, c
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#define __FXP_BITFIELD4(a, b, c, d) a, b, c, d
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#define __FXP_BITFIELD6(a, b, c, d, e, f) a, b, c, d, e, f
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#else
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#define __FXP_BITFIELD2(a, b) b, a
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#define __FXP_BITFIELD3(a, b, c) c, b, a
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#define __FXP_BITFIELD4(a, b, c, d) d, c, b, a
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#define __FXP_BITFIELD6(a, b, c, d, e, f) f, e, d, c, b, a
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#endif
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/*
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* Configure command.
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*/
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struct fxp_cb_config {
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volatile u_int16_t cb_status;
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volatile u_int16_t cb_command;
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volatile u_int32_t link_addr;
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volatile u_int8_t __FXP_BITFIELD2(byte_count:6, :2);
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volatile u_int8_t __FXP_BITFIELD3(rx_fifo_limit:4,
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tx_fifo_limit:3,
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:1);
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volatile u_int8_t adaptive_ifs;
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volatile u_int8_t :8;
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volatile u_int8_t __FXP_BITFIELD2(rx_dma_bytecount:7, :1);
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volatile u_int8_t __FXP_BITFIELD2(tx_dma_bytecount:7,
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dma_bce:1);
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volatile u_int8_t __FXP_BITFIELD6(late_scb:1, :1,
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tno_int:1,
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ci_int:1, :3,
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save_bf:1);
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volatile u_int8_t __FXP_BITFIELD3(disc_short_rx:1,
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underrun_retry:2, :5);
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volatile u_int8_t __FXP_BITFIELD2(mediatype:1, :7);
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volatile u_int8_t :8;
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volatile u_int8_t __FXP_BITFIELD4(:3,
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nsai:1,
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preamble_length:2,
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loopback:2);
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volatile u_int8_t __FXP_BITFIELD2(linear_priority:3, :5);
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volatile u_int8_t __FXP_BITFIELD3(linear_pri_mode:1, :3,
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interfrm_spacing:4);
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volatile u_int8_t :8;
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volatile u_int8_t :8;
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volatile u_int8_t __FXP_BITFIELD4(promiscuous:1,
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bcast_disable:1, :5,
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crscdt:1);
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volatile u_int8_t :8;
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volatile u_int8_t :8;
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volatile u_int8_t __FXP_BITFIELD4(stripping:1,
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padding:1,
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rcv_crc_xfer:1, :5);
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volatile u_int8_t __FXP_BITFIELD3(:6, force_fdx:1,
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fdx_pin_en:1);
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volatile u_int8_t __FXP_BITFIELD3(:6, multi_ia:1, :1);
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volatile u_int8_t __FXP_BITFIELD3(:3, mc_all:1, :4);
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};
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/*
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* Multicast setup command.
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*/
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#define MAXMCADDR 80
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struct fxp_cb_mcs {
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volatile u_int16_t cb_status;
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volatile u_int16_t cb_command;
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volatile u_int32_t link_addr;
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volatile u_int16_t mc_cnt;
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volatile u_int8_t mc_addr[MAXMCADDR][6];
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};
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/*
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* Transmit command.
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*/
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struct fxp_cb_tx {
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volatile u_int16_t cb_status;
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volatile u_int16_t cb_command;
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volatile u_int32_t link_addr;
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volatile u_int32_t tbd_array_addr;
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volatile u_int16_t byte_count;
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volatile u_int8_t tx_threshold;
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volatile u_int8_t tbd_number;
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};
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/*
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* Transmit buffer descriptors.
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*/
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struct fxp_tbd {
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volatile u_int32_t tb_addr;
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volatile u_int32_t tb_size;
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};
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/*
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* Control Block (CB) definitions
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*/
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/* status */
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#define FXP_CB_STATUS_OK 0x2000
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#define FXP_CB_STATUS_C 0x8000
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/* commands */
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#define FXP_CB_COMMAND_NOP 0x0
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#define FXP_CB_COMMAND_IAS 0x1
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#define FXP_CB_COMMAND_CONFIG 0x2
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#define FXP_CB_COMMAND_MCAS 0x3
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#define FXP_CB_COMMAND_XMIT 0x4
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#define FXP_CB_COMMAND_RESRV 0x5
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#define FXP_CB_COMMAND_DUMP 0x6
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#define FXP_CB_COMMAND_DIAG 0x7
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/* command flags */
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#define FXP_CB_COMMAND_SF 0x0008 /* simple/flexible mode */
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#define FXP_CB_COMMAND_I 0x2000 /* generate interrupt on completion */
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#define FXP_CB_COMMAND_S 0x4000 /* suspend on completion */
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#define FXP_CB_COMMAND_EL 0x8000 /* end of list */
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/*
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* Receive Frame Area.
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*
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* NOTE! The RFA will NOT be aligned on a 4-byte boundary in the DMA
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* area! To prevent EGCS from optimizing the copy of link_addr and
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* rbd_addr (which would cause an unaligned access fault on RISC systems),
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* we must make them an array of bytes!
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*/
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struct fxp_rfa {
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volatile u_int16_t rfa_status;
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volatile u_int16_t rfa_control;
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volatile u_int8_t link_addr[4];
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volatile u_int8_t rbd_addr[4];
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volatile u_int16_t actual_size;
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volatile u_int16_t size;
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};
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#define FXP_RFA_STATUS_RCOL 0x0001 /* receive collision */
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#define FXP_RFA_STATUS_IAMATCH 0x0002 /* 0 = matches station address */
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#define FXP_RFA_STATUS_S4 0x0010 /* receive error from PHY */
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#define FXP_RFA_STATUS_TL 0x0020 /* type/length */
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#define FXP_RFA_STATUS_FTS 0x0080 /* frame too short */
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#define FXP_RFA_STATUS_OVERRUN 0x0100 /* DMA overrun */
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#define FXP_RFA_STATUS_RNR 0x0200 /* no resources */
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#define FXP_RFA_STATUS_ALIGN 0x0400 /* alignment error */
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#define FXP_RFA_STATUS_CRC 0x0800 /* CRC error */
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#define FXP_RFA_STATUS_OK 0x2000 /* packet received okay */
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#define FXP_RFA_STATUS_C 0x8000 /* packet reception complete */
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#define FXP_RFA_CONTROL_SF 0x0008 /* simple/flexible memory mode */
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#define FXP_RFA_CONTROL_H 0x0010 /* header RFD */
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#define FXP_RFA_CONTROL_S 0x4000 /* suspend after reception */
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#define FXP_RFA_CONTROL_EL 0x8000 /* end of list */
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/*
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* Statistics dump area definitions
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*/
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struct fxp_stats {
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volatile u_int32_t tx_good;
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volatile u_int32_t tx_maxcols;
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volatile u_int32_t tx_latecols;
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volatile u_int32_t tx_underruns;
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volatile u_int32_t tx_lostcrs;
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volatile u_int32_t tx_deffered;
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volatile u_int32_t tx_single_collisions;
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volatile u_int32_t tx_multiple_collisions;
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volatile u_int32_t tx_total_collisions;
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volatile u_int32_t rx_good;
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volatile u_int32_t rx_crc_errors;
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volatile u_int32_t rx_alignment_errors;
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volatile u_int32_t rx_rnr_errors;
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volatile u_int32_t rx_overrun_errors;
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volatile u_int32_t rx_cdt_errors;
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volatile u_int32_t rx_shortframes;
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volatile u_int32_t completion_status;
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};
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#define FXP_STATS_DUMP_COMPLETE 0xa005
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#define FXP_STATS_DR_COMPLETE 0xa007
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/*
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* Serial EEPROM control register bits
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*/
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#define FXP_EEPROM_EESK 0x01 /* shift clock */
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#define FXP_EEPROM_EECS 0x02 /* chip select */
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#define FXP_EEPROM_EEDI 0x04 /* data in */
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#define FXP_EEPROM_EEDO 0x08 /* data out */
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/*
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* Serial EEPROM opcodes, including start bit
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*/
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#define FXP_EEPROM_OPC_ERASE 0x4
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#define FXP_EEPROM_OPC_WRITE 0x5
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#define FXP_EEPROM_OPC_READ 0x6
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/*
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* Management Data Interface opcodes
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*/
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#define FXP_MDI_WRITE 0x1
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#define FXP_MDI_READ 0x2
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/*
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* PHY device types (from EEPROM)
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*/
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#define FXP_PHY_NONE 0
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#define FXP_PHY_82553A 1
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#define FXP_PHY_82553C 2
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#define FXP_PHY_82503 3
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#define FXP_PHY_DP83840 4
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#define FXP_PHY_80C240 5
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#define FXP_PHY_80C24 6
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#define FXP_PHY_82555 7
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#define FXP_PHY_DP83840A 10
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