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ba94a1bba3
- Add IXP4xx NPE ethernet MAC support - Add support for Intel IXDPG425 board - Add support for Prodrive PDNB3 board - Add IRQ support Patch by Stefan Roese, 23 May 2006 [This patch does not include cpu/ixp/npe/IxNpeMicrocode.c which still sufferes from licensing issues. Blame Intel.]
185 lines
7.5 KiB
C
185 lines
7.5 KiB
C
/**
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* @file IxEthMii_p.h
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*
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* @author Intel Corporation
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* @date
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*
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* @brief MII Header file
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*
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* Design Notes:
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*
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*
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* @par
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* IXP400 SW Release version 2.0
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*
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* -- Copyright Notice --
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*
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* @par
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* Copyright 2001-2005, Intel Corporation.
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* All rights reserved.
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*
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* @par
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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. Neither the name of the Intel Corporation nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* @par
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS''
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* AND 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 COPYRIGHT OWNER 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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* @par
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* -- End of Copyright Notice --
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*/
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#ifndef IxEthMii_p_H
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#define IxEthMii_p_H
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/* MII definitions - these have been verified against the LXT971 and
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LXT972 PHYs*/
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#define IX_ETH_MII_MAX_REG_NUM 0x20 /* max number of registers */
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#define IX_ETH_MII_CTRL_REG 0x0 /* Control Register */
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#define IX_ETH_MII_STAT_REG 0x1 /* Status Register */
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#define IX_ETH_MII_PHY_ID1_REG 0x2 /* PHY identifier 1 Register */
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#define IX_ETH_MII_PHY_ID2_REG 0x3 /* PHY identifier 2 Register */
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#define IX_ETH_MII_AN_ADS_REG 0x4 /* Auto-Negotiation */
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/* Advertisement Register */
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#define IX_ETH_MII_AN_PRTN_REG 0x5 /* Auto-Negotiation */
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/* partner ability Register */
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#define IX_ETH_MII_AN_EXP_REG 0x6 /* Auto-Negotiation */
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/* Expansion Register */
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#define IX_ETH_MII_AN_NEXT_REG 0x7 /* Auto-Negotiation */
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/* next-page transmit Register */
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#define IX_ETH_MII_STAT2_REG 0x11 /* Status Register 2*/
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/* MII control register bit */
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#define IX_ETH_MII_CR_COLL_TEST 0x0080 /* collision test */
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#define IX_ETH_MII_CR_FDX 0x0100 /* FDX =1, half duplex =0 */
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#define IX_ETH_MII_CR_RESTART 0x0200 /* restart auto negotiation */
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#define IX_ETH_MII_CR_ISOLATE 0x0400 /* isolate PHY from MII */
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#define IX_ETH_MII_CR_POWER_DOWN 0x0800 /* power down */
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#define IX_ETH_MII_CR_AUTO_EN 0x1000 /* auto-negotiation enable */
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#define IX_ETH_MII_CR_100 0x2000 /* 0 = 10mb, 1 = 100mb */
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#define IX_ETH_MII_CR_LOOPBACK 0x4000 /* 0 = normal, 1 = loopback */
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#define IX_ETH_MII_CR_RESET 0x8000 /* 0 = normal, 1 = PHY reset */
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#define IX_ETH_MII_CR_NORM_EN 0x0000 /* just enable the PHY */
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#define IX_ETH_MII_CR_DEF_0_MASK 0xca7f /* they must return zero */
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#define IX_ETH_MII_CR_RES_MASK 0x007f /* reserved bits, return zero */
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/* MII Status register bit definitions */
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#define IX_ETH_MII_SR_LINK_STATUS 0x0004 /* link Status -- 1 = link */
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#define IX_ETH_MII_SR_AUTO_SEL 0x0008 /* auto speed select capable */
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#define IX_ETH_MII_SR_REMOTE_FAULT 0x0010 /* Remote fault detect */
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#define IX_ETH_MII_SR_AUTO_NEG 0x0020 /* auto negotiation complete */
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#define IX_ETH_MII_SR_10T_HALF_DPX 0x0800 /* 10BaseT HD capable */
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#define IX_ETH_MII_SR_10T_FULL_DPX 0x1000 /* 10BaseT FD capable */
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#define IX_ETH_MII_SR_TX_HALF_DPX 0x2000 /* TX HD capable */
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#define IX_ETH_MII_SR_TX_FULL_DPX 0x4000 /* TX FD capable */
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#define IX_ETH_MII_SR_T4 0x8000 /* T4 capable */
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#define IX_ETH_MII_SR_ABIL_MASK 0xff80 /* abilities mask */
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#define IX_ETH_MII_SR_EXT_CAP 0x0001 /* extended capabilities */
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/* LXT971/2 Status 2 register bit definitions */
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#define IX_ETH_MII_SR2_100 0x4000
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#define IX_ETH_MII_SR2_TX 0x2000
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#define IX_ETH_MII_SR2_RX 0x1000
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#define IX_ETH_MII_SR2_COL 0x0800
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#define IX_ETH_MII_SR2_LINK 0x0400
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#define IX_ETH_MII_SR2_FD 0x0200
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#define IX_ETH_MII_SR2_AUTO 0x0100
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#define IX_ETH_MII_SR2_AUTO_CMPLT 0x0080
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#define IX_ETH_MII_SR2_POLARITY 0x0020
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#define IX_ETH_MII_SR2_PAUSE 0x0010
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#define IX_ETH_MII_SR2_ERROR 0x0008
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/* MII Link Code word bit definitions */
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#define IX_ETH_MII_BP_FAULT 0x2000 /* remote fault */
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#define IX_ETH_MII_BP_ACK 0x4000 /* acknowledge */
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#define IX_ETH_MII_BP_NP 0x8000 /* nexp page is supported */
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/* MII Next Page bit definitions */
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#define IX_ETH_MII_NP_TOGGLE 0x0800 /* toggle bit */
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#define IX_ETH_MII_NP_ACK2 0x1000 /* acknowledge two */
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#define IX_ETH_MII_NP_MSG 0x2000 /* message page */
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#define IX_ETH_MII_NP_ACK1 0x4000 /* acknowledge one */
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#define IX_ETH_MII_NP_NP 0x8000 /* nexp page will follow */
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/* MII Expansion Register bit definitions */
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#define IX_ETH_MII_EXP_FAULT 0x0010 /* parallel detection fault */
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#define IX_ETH_MII_EXP_PRTN_NP 0x0008 /* link partner next-page able */
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#define IX_ETH_MII_EXP_LOC_NP 0x0004 /* local PHY next-page able */
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#define IX_ETH_MII_EXP_PR 0x0002 /* full page received */
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#define IX_ETH_MII_EXP_PRT_AN 0x0001 /* link partner auto neg able */
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/* technology ability field bit definitions */
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#define IX_ETH_MII_TECH_10BASE_T 0x0020 /* 10Base-T */
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#define IX_ETH_MII_TECH_10BASE_FD 0x0040 /* 10Base-T Full Duplex */
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#define IX_ETH_MII_TECH_100BASE_TX 0x0080 /* 100Base-TX */
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#define IX_ETH_MII_TECH_100BASE_TX_FD 0x0100 /* 100Base-TX Full Duplex */
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#define IX_ETH_MII_TECH_100BASE_T4 0x0200 /* 100Base-T4 */
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#define IX_ETH_MII_ADS_TECH_MASK 0x1fe0 /* technology abilities mask */
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#define IX_ETH_MII_TECH_MASK IX_ETH_MII_ADS_TECH_MASK
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#define IX_ETH_MII_ADS_SEL_MASK 0x001f /* selector field mask */
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#define IX_ETH_MII_AN_FAIL 0x10 /* auto-negotiation fail */
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#define IX_ETH_MII_STAT_FAIL 0x20 /* errors in the status register */
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#define IX_ETH_MII_PHY_NO_ABLE 0x40 /* the PHY lacks some abilities */
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/* Definitions for MII access routines*/
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#define IX_ETH_MII_GO BIT(31)
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#define IX_ETH_MII_WRITE BIT(26)
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#define IX_ETH_MII_TIMEOUT_10TH_SECS (5)
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#define IX_ETH_MII_10TH_SEC_IN_MILLIS (100)
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#define IX_ETH_MII_READ_FAIL BIT(31)
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/* When we reset the PHY we delay for 2 seconds to allow the reset to
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complete*/
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#define IX_ETH_MII_RESET_DELAY_MS (2000)
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#define IX_ETH_MII_RESET_POLL_MS (50)
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#define IX_ETH_MII_REG_SHL 16
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#define IX_ETH_MII_ADDR_SHL 21
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/* supported PHYs */
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#define IX_ETH_MII_LXT971_PHY_ID 0x001378E0
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#define IX_ETH_MII_LXT972_PHY_ID 0x001378E2
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#define IX_ETH_MII_LXT973_PHY_ID 0x00137A10
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#define IX_ETH_MII_LXT973A3_PHY_ID 0x00137A11
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#define IX_ETH_MII_KS8995_PHY_ID 0x00221450
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#define IX_ETH_MII_LXT9785_PHY_ID 0x001378FF
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#define IX_ETH_MII_INVALID_PHY_ID 0x00000000
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#define IX_ETH_MII_UNKNOWN_PHY_ID 0xffffffff
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#endif /*IxEthAccMii_p_H*/
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