uhd/firmware/usrp2/usrp2p/eth_phy.h

235 lines
12 KiB
C

/* -*- c -*- */
/*
* Copyright 2007 Free Software Foundation, Inc.
* Copyright(c) 1999 - 2005 Intel Corporation. All rights reserved.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/* Much of this was extracted from the Linux e1000_hw.h file */
#ifndef INCLUDED_ETH_PHY_H
#define INCLUDED_ETH_PHY_H
/* PHY 1000 MII Register/Bit Definitions */
/* PHY Registers defined by IEEE */
#define PHY_CTRL 0x00 /* Control Register */
#define PHY_STATUS 0x01 /* Status Regiser */
#define PHY_ID1 0x02 /* Phy Id Reg (word 1) */
#define PHY_ID2 0x03 /* Phy Id Reg (word 2) */
#define PHY_AUTONEG_ADV 0x04 /* Autoneg Advertisement */
#define PHY_LP_ABILITY 0x05 /* Link Partner Ability (Base Page) */
#define PHY_AUTONEG_EXP 0x06 /* Autoneg Expansion Reg */
#define PHY_NEXT_PAGE_TX 0x07 /* Next Page TX */
#define PHY_LP_NEXT_PAGE 0x08 /* Link Partner Next Page */
#define PHY_1000T_CTRL 0x09 /* 1000Base-T Control Reg */
#define PHY_1000T_STATUS 0x0A /* 1000Base-T Status Reg */
#define PHY_EXT_STATUS 0x0F /* Extended Status Reg */
/* PHY 1000 MII Register additions in ET1011C */
#define PHY_INT_MASK 24
#define PHY_INT_STATUS 25
#define PHY_PHY_STATUS 26
#define PHY_LED2 28
/* Bit definitions for some of the registers above */
/* PHY Control Register (PHY_CTRL) */
#define MII_CR_SPEED_SELECT_MSB 0x0040 /* bits 6,13: 10=1000, 01=100, 00=10 */
#define MII_CR_COLL_TEST_ENABLE 0x0080 /* Collision test enable */
#define MII_CR_FULL_DUPLEX 0x0100 /* FDX =1, half duplex =0 */
#define MII_CR_RESTART_AUTO_NEG 0x0200 /* Restart auto negotiation */
#define MII_CR_ISOLATE 0x0400 /* Isolate PHY from MII */
#define MII_CR_POWER_DOWN 0x0800 /* Power down */
#define MII_CR_AUTO_NEG_EN 0x1000 /* Auto Neg Enable */
#define MII_CR_SPEED_SELECT_LSB 0x2000 /* bits 6,13: 10=1000, 01=100, 00=10 */
#define MII_CR_LOOPBACK 0x4000 /* 0 = normal, 1 = loopback */
#define MII_CR_RESET 0x8000 /* 0 = normal, 1 = PHY reset */
/* PHY Status Register (PHY_STATUS) */
#define MII_SR_EXTENDED_CAPS 0x0001 /* Extended register capabilities */
#define MII_SR_JABBER_DETECT 0x0002 /* Jabber Detected */
#define MII_SR_LINK_STATUS 0x0004 /* Link Status 1 = link */
#define MII_SR_AUTONEG_CAPS 0x0008 /* Auto Neg Capable */
#define MII_SR_REMOTE_FAULT 0x0010 /* Remote Fault Detect */
#define MII_SR_AUTONEG_COMPLETE 0x0020 /* Auto Neg Complete */
#define MII_SR_PREAMBLE_SUPPRESS 0x0040 /* Preamble may be suppressed */
#define MII_SR_EXTENDED_STATUS 0x0100 /* Ext. status info in Reg 0x0F */
#define MII_SR_100T2_HD_CAPS 0x0200 /* 100T2 Half Duplex Capable */
#define MII_SR_100T2_FD_CAPS 0x0400 /* 100T2 Full Duplex Capable */
#define MII_SR_10T_HD_CAPS 0x0800 /* 10T Half Duplex Capable */
#define MII_SR_10T_FD_CAPS 0x1000 /* 10T Full Duplex Capable */
#define MII_SR_100X_HD_CAPS 0x2000 /* 100X Half Duplex Capable */
#define MII_SR_100X_FD_CAPS 0x4000 /* 100X Full Duplex Capable */
#define MII_SR_100T4_CAPS 0x8000 /* 100T4 Capable */
/* Autoneg Advertisement Register (PHY_AUTONEG_ADV) */
#define NWAY_AR_SELECTOR_FIELD 0x0001 /* indicates IEEE 802.3 CSMA/CD */
#define NWAY_AR_10T_HD_CAPS 0x0020 /* 10T Half Duplex Capable */
#define NWAY_AR_10T_FD_CAPS 0x0040 /* 10T Full Duplex Capable */
#define NWAY_AR_100TX_HD_CAPS 0x0080 /* 100TX Half Duplex Capable */
#define NWAY_AR_100TX_FD_CAPS 0x0100 /* 100TX Full Duplex Capable */
#define NWAY_AR_100T4_CAPS 0x0200 /* 100T4 Capable */
#define NWAY_AR_PAUSE 0x0400 /* Pause operation desired */
#define NWAY_AR_ASM_DIR 0x0800 /* Asymmetric Pause Direction bit */
#define NWAY_AR_REMOTE_FAULT 0x2000 /* Remote Fault detected */
#define NWAY_AR_NEXT_PAGE 0x8000 /* Next Page ability supported */
/* Link Partner Ability Register (Base Page) (PHY_LP_ABILITY) */
#define NWAY_LPAR_SELECTOR_FIELD 0x0000 /* LP protocol selector field */
#define NWAY_LPAR_10T_HD_CAPS 0x0020 /* LP is 10T Half Duplex Capable */
#define NWAY_LPAR_10T_FD_CAPS 0x0040 /* LP is 10T Full Duplex Capable */
#define NWAY_LPAR_100TX_HD_CAPS 0x0080 /* LP is 100TX Half Duplex Capable */
#define NWAY_LPAR_100TX_FD_CAPS 0x0100 /* LP is 100TX Full Duplex Capable */
#define NWAY_LPAR_100T4_CAPS 0x0200 /* LP is 100T4 Capable */
#define NWAY_LPAR_PAUSE 0x0400 /* LP Pause operation desired */
#define NWAY_LPAR_ASM_DIR 0x0800 /* LP Asymmetric Pause Direction bit */
#define NWAY_LPAR_REMOTE_FAULT 0x2000 /* LP has detected Remote Fault */
#define NWAY_LPAR_ACKNOWLEDGE 0x4000 /* LP has rx'd link code word */
#define NWAY_LPAR_NEXT_PAGE 0x8000 /* Next Page ability supported */
/* Autoneg Expansion Register (PHY_AUTONEG_EXP) */
#define NWAY_ER_LP_NWAY_CAPS 0x0001 /* LP has Auto Neg Capability */
#define NWAY_ER_PAGE_RXD 0x0002 /* LP is 10T Half Duplex Capable */
#define NWAY_ER_NEXT_PAGE_CAPS 0x0004 /* LP is 10T Full Duplex Capable */
#define NWAY_ER_LP_NEXT_PAGE_CAPS 0x0008 /* LP is 100TX Half Duplex Capable */
#define NWAY_ER_PAR_DETECT_FAULT 0x0010 /* LP is 100TX Full Duplex Capable */
/* Next Page TX Register (PHY_NEXT_PAGE_TX) */
#define NPTX_MSG_CODE_FIELD 0x0001 /* NP msg code or unformatted data */
#define NPTX_TOGGLE 0x0800 /* Toggles between exchanges
* of different NP
*/
#define NPTX_ACKNOWLDGE2 0x1000 /* 1 = will comply with msg
* 0 = cannot comply with msg
*/
#define NPTX_MSG_PAGE 0x2000 /* formatted(1)/unformatted(0) pg */
#define NPTX_NEXT_PAGE 0x8000 /* 1 = addition NP will follow
* 0 = sending last NP
*/
/* Link Partner Next Page Register (PHY_LP_NEXT_PAGE) */
#define LP_RNPR_MSG_CODE_FIELD 0x0001 /* NP msg code or unformatted data */
#define LP_RNPR_TOGGLE 0x0800 /* Toggles between exchanges
* of different NP
*/
#define LP_RNPR_ACKNOWLDGE2 0x1000 /* 1 = will comply with msg
* 0 = cannot comply with msg
*/
#define LP_RNPR_MSG_PAGE 0x2000 /* formatted(1)/unformatted(0) pg */
#define LP_RNPR_ACKNOWLDGE 0x4000 /* 1 = ACK / 0 = NO ACK */
#define LP_RNPR_NEXT_PAGE 0x8000 /* 1 = addition NP will follow
* 0 = sending last NP
*/
/* 1000BASE-T Control Register (PHY_1000T_CTRL) */
#define CR_1000T_ASYM_PAUSE 0x0080 /* Advertise asymmetric pause bit */
#define CR_1000T_HD_CAPS 0x0100 /* Advertise 1000T HD capability */
#define CR_1000T_FD_CAPS 0x0200 /* Advertise 1000T FD capability */
#define CR_1000T_REPEATER_DTE 0x0400 /* 1=Repeater/switch device port */
/* 0=DTE device */
#define CR_1000T_MS_VALUE 0x0800 /* 1=Configure PHY as Master */
/* 0=Configure PHY as Slave */
#define CR_1000T_MS_ENABLE 0x1000 /* 1=Master/Slave manual config value */
/* 0=Automatic Master/Slave config */
#define CR_1000T_TEST_MODE_NORMAL 0x0000 /* Normal Operation */
#define CR_1000T_TEST_MODE_1 0x2000 /* Transmit Waveform test */
#define CR_1000T_TEST_MODE_2 0x4000 /* Master Transmit Jitter test */
#define CR_1000T_TEST_MODE_3 0x6000 /* Slave Transmit Jitter test */
#define CR_1000T_TEST_MODE_4 0x8000 /* Transmitter Distortion test */
/* 1000BASE-T Status Register (PHY_1000T_STATUS) */
#define SR_1000T_IDLE_ERROR_CNT 0x00FF /* Num idle errors since last read */
#define SR_1000T_ASYM_PAUSE_DIR 0x0100 /* LP asymmetric pause direction bit */
#define SR_1000T_LP_HD_CAPS 0x0400 /* LP is 1000T HD capable */
#define SR_1000T_LP_FD_CAPS 0x0800 /* LP is 1000T FD capable */
#define SR_1000T_REMOTE_RX_STATUS 0x1000 /* Remote receiver OK */
#define SR_1000T_LOCAL_RX_STATUS 0x2000 /* Local receiver OK */
#define SR_1000T_MS_CONFIG_RES 0x4000 /* 1=Local TX is Master, 0=Slave */
#define SR_1000T_MS_CONFIG_FAULT 0x8000 /* Master/Slave config fault */
#define SR_1000T_REMOTE_RX_STATUS_SHIFT 12
#define SR_1000T_LOCAL_RX_STATUS_SHIFT 13
#define SR_1000T_PHY_EXCESSIVE_IDLE_ERR_COUNT 5
#define FFE_IDLE_ERR_COUNT_TIMEOUT_20 20
#define FFE_IDLE_ERR_COUNT_TIMEOUT_100 100
/* Extended Status Register (PHY_EXT_STATUS) */
#define IEEE_ESR_1000T_HD_CAPS 0x1000 /* 1000T HD capable */
#define IEEE_ESR_1000T_FD_CAPS 0x2000 /* 1000T FD capable */
#define IEEE_ESR_1000X_HD_CAPS 0x4000 /* 1000X HD capable */
#define IEEE_ESR_1000X_FD_CAPS 0x8000 /* 1000X FD capable */
#define PHY_TX_POLARITY_MASK 0x0100 /* register 10h bit 8 (polarity bit) */
#define PHY_TX_NORMAL_POLARITY 0 /* register 10h bit 8 (normal polarity) */
#define AUTO_POLARITY_DISABLE 0x0010 /* register 11h bit 4 */
/* (0=enable, 1=disable) */
/* PHY Status Register (PHY_PHY_STATUS) */
#define PHYSTAT_ASYMMETRIC (1 << 0)
#define PHYSTAT_PAUSE (1 << 1)
#define PHYSTAT_AUTONEG_EN (1 << 2)
#define PHYSTAT_COLLISION (1 << 3)
#define PHYSTAT_RXSTAT (1 << 4)
#define PHYSTAT_TXSTAT (1 << 5)
#define PHYSTAT_LINK (1 << 6)
#define PHYSTAT_DUPLEX (1 << 7)
#define PHYSTAT_SPEED_MASK ((1 << 8) | (1 << 9))
#define PHYSTAT_SPEED_1000 (1 << 9)
#define PHYSTAT_SPEED_100 (1 << 8)
#define PHYSTAT_SPEED_10 0
#define PHYSTAT_POLARITY (1 << 10)
#define PHYSTAT_MDIX (1 << 11)
#define PHYSTAT_AUTONEG_STAT (1 << 12)
#define PHYSTAT_STANDBY (1 << 13)
/* Interrupt status, mask and clear regs (PHY_INT_{STATUS,MASK,CLEAR}) */
#define PHY_INT_ENABLE (1 << 0)
#define PHY_INT_DOWNSHIFT (1 << 1)
#define PHY_INT_LINK_STATUS_CHANGE (1 << 2)
#define PHY_INT_RX_STATUS_CHANGE (1 << 3)
#define PHY_INT_FIFO_ERROR (1 << 4)
#define PHY_INT_ERR_CTR_FULL (1 << 5)
#define PHY_INT_NEXT_PAGE_RX (1 << 6)
#define PHY_INT_CRC_ERROR (1 << 7)
#define PHY_INT_AUTONEG_STATUS_CHANGE (1 << 8)
#define PHY_INT_MDIO_SYNC_LOST (1 << 9)
#define PHY_INT_TDR_IP_PHONE (1 << 10)
/* PHY LED status register 2 (used for controlling link LED for activity light) */
#define PHY_LED_TXRX_LSB 12
#define PHY_LED_LINK_LSB 8
#define PHY_LED_100_LSB 4
#define PHY_LED_1000_LSB 0
#define LED_1000 0
#define LED_100_TX 1
#define LED_10 2
#define LED_1000_ON_100_BLINK 3
#define LED_LINK 4
#define LED_TX 5
#define LED_RX 6
#define LED_ACTIVITY 7
#define LED_FULLDUPLEX 8
#define LED_COLLISION 9
#define LED_LINK_ON_ACTIVITY_BLINK 10
#define LED_LINK_ON_RX_BLINK 11
#define LED_FULL_DUPLEX_ON_COLLISION_BLINK 12
#define LED_BLINK 13
#define LED_ON 14
#define LED_OFF 15
#endif /* INCLUDED_ETH_PHY_H */