@ -1,3 +1,4 @@
/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* linux / mii . h : definitions for MII - compatible transceivers
* Originally drivers / net / sunhme . h .
@ -9,53 +10,55 @@
# define __LINUX_MII_H__
/* Generic MII registers. */
# define MII_BMCR 0x00 /* Basic mode control register */
# define MII_BMSR 0x01 /* Basic mode status register */
# define MII_PHYSID1 0x02 /* PHYS ID 1 */
# define MII_PHYSID2 0x03 /* PHYS ID 2 */
# define MII_ADVERTISE 0x04 /* Advertisement control reg */
# define MII_LPA 0x05 /* Link partner ability reg */
# define MII_EXPANSION 0x06 /* Expansion register */
# define MII_CTRL1000 0x09 /* 1000BASE-T control */
# define MII_STAT1000 0x0a /* 1000BASE-T status */
# define MII_ESTATUS 0x0f /* Extended Status */
# define MII_DCOUNTER 0x12 /* Disconnect counter */
# define MII_FCSCOUNTER 0x13 /* False carrier counter */
# define MII_NWAYTEST 0x14 /* N-way auto-neg test reg */
# define MII_RERRCOUNTER 0x15 /* Receive error counter */
# define MII_SREVISION 0x16 /* Silicon revision */
# define MII_RESV1 0x17 /* Reserved... */
# define MII_LBRERROR 0x18 /* Lpback, rx, bypass error */
# define MII_PHYADDR 0x19 /* PHY address */
# define MII_RESV2 0x1a /* Reserved... */
# define MII_TPISTATUS 0x1b /* TPI status for 10mbps */
# define MII_NCONFIG 0x1c /* Network interface config */
# define MII_BMCR 0x00 /* Basic mode control register */
# define MII_BMSR 0x01 /* Basic mode status register */
# define MII_PHYSID1 0x02 /* PHYS ID 1 */
# define MII_PHYSID2 0x03 /* PHYS ID 2 */
# define MII_ADVERTISE 0x04 /* Advertisement control reg */
# define MII_LPA 0x05 /* Link partner ability reg */
# define MII_EXPANSION 0x06 /* Expansion register */
# define MII_CTRL1000 0x09 /* 1000BASE-T control */
# define MII_STAT1000 0x0a /* 1000BASE-T status */
# define MII_MMD_CTRL 0x0d /* MMD Access Control Register */
# define MII_MMD_DATA 0x0e /* MMD Access Data Register */
# define MII_ESTATUS 0x0f /* Extended Status */
# define MII_DCOUNTER 0x12 /* Disconnect counter */
# define MII_FCSCOUNTER 0x13 /* False carrier counter */
# define MII_NWAYTEST 0x14 /* N-way auto-neg test reg */
# define MII_RERRCOUNTER 0x15 /* Receive error counter */
# define MII_SREVISION 0x16 /* Silicon revision */
# define MII_RESV1 0x17 /* Reserved... */
# define MII_LBRERROR 0x18 /* Lpback, rx, bypass error */
# define MII_PHYADDR 0x19 /* PHY address */
# define MII_RESV2 0x1a /* Reserved... */
# define MII_TPISTATUS 0x1b /* TPI status for 10mbps */
# define MII_NCONFIG 0x1c /* Network interface config */
/* Basic mode control register. */
# define BMCR_RESV 0x003f /* Unused... */
# define BMCR_SPEED1000 0x0040 /* MSB of Speed (1000) */
# define BMCR_CTST 0x0080 /* Collision test */
# define BMCR_FULLDPLX 0x0100 /* Full duplex */
# define BMCR_RESV 0x003f /* Unused... */
# define BMCR_SPEED1000 0x0040 /* MSB of Speed (1000) */
# define BMCR_CTST 0x0080 /* Collision test */
# define BMCR_FULLDPLX 0x0100 /* Full duplex */
# define BMCR_ANRESTART 0x0200 /* Auto negotiation restart */
# define BMCR_ISOLATE 0x0400 /* Disconnect DP83840 from MII */
# define BMCR_PDOWN 0x0800 /* Powerdown the DP83840 */
# define BMCR_ISOLATE 0x0400 /* Isolate data paths from MII */
# define BMCR_PDOWN 0x0800 /* Enable low power state */
# define BMCR_ANENABLE 0x1000 /* Enable auto negotiation */
# define BMCR_SPEED100 0x2000 /* Select 100Mbps */
# define BMCR_LOOPBACK 0x4000 /* TXD loopback bits */
# define BMCR_RESET 0x8000 /* Reset the DP83840 */
# define BMCR_SPEED100 0x2000 /* Select 100Mbps */
# define BMCR_LOOPBACK 0x4000 /* TXD loopback bits */
# define BMCR_RESET 0x8000 /* Reset to default state */
# define BMCR_SPEED10 0x0000 /* Select 10Mbps */
/* Basic mode status register. */
# define BMSR_ERCAP 0x0001 /* Ext-reg capability */
# define BMSR_JCD 0x0002 /* Jabber detected */
# define BMSR_LSTATUS 0x0004 /* Link status */
# define BMSR_ERCAP 0x0001 /* Ext-reg capability */
# define BMSR_JCD 0x0002 /* Jabber detected */
# define BMSR_LSTATUS 0x0004 /* Link status */
# define BMSR_ANEGCAPABLE 0x0008 /* Able to do auto-negotiation */
# define BMSR_RFAULT 0x0010 /* Remote fault detected */
# define BMSR_ANEGCOMPLETE 0x0020 /* Auto-negotiation complete */
# define BMSR_RESV 0x00c0 /* Unused... */
# define BMSR_ESTATEN 0x0100 /* Extended Status in R15 */
# define BMSR_100HALF2 0x0200 /* Can do 100BASE-T2 HDX */
# define BMSR_100FULL2 0x0400 /* Can do 100BASE-T2 FDX */
# define BMSR_RESV 0x00c0 /* Unused... */
# define BMSR_ESTATEN 0x0100 /* Extended Status in R15 */
# define BMSR_100HALF2 0x0200 /* Can do 100BASE-T2 HDX */
# define BMSR_100FULL2 0x0400 /* Can do 100BASE-T2 FDX */
# define BMSR_10HALF 0x0800 /* Can do 10mbps, half-duplex */
# define BMSR_10FULL 0x1000 /* Can do 10mbps, full-duplex */
# define BMSR_100HALF 0x2000 /* Can do 100mbps, half-duplex */
@ -63,7 +66,7 @@
# define BMSR_100BASE4 0x8000 /* Can do 100mbps, 4k packets */
/* Advertisement control register. */
# define ADVERTISE_SLCT 0x001f /* Selector bits */
# define ADVERTISE_SLCT 0x001f /* Selector bits */
# define ADVERTISE_CSMA 0x0001 /* Only selector supported */
# define ADVERTISE_10HALF 0x0020 /* Try for 10mbps half-duplex */
# define ADVERTISE_1000XFULL 0x0020 /* Try for 1000BASE-X full-duplex */
@ -72,19 +75,19 @@
# define ADVERTISE_100HALF 0x0080 /* Try for 100mbps half-duplex */
# define ADVERTISE_1000XPAUSE 0x0080 /* Try for 1000BASE-X pause */
# define ADVERTISE_100FULL 0x0100 /* Try for 100mbps full-duplex */
# define ADVERTISE_1000XPSE_ASYM 0x0100 /* Try for 1000BASE-X asym pause */
# define ADVERTISE_1000XPSE_ASYM 0x0100 /* Try for 1000BASE-X asym pause */
# define ADVERTISE_100BASE4 0x0200 /* Try for 100mbps 4k packets */
# define ADVERTISE_PAUSE_CAP 0x0400 /* Try for pause */
# define ADVERTISE_PAUSE_CAP 0x0400 /* Try for pause */
# define ADVERTISE_PAUSE_ASYM 0x0800 /* Try for asymetric pause */
# define ADVERTISE_RESV 0x1000 /* Unused... */
# define ADVERTISE_RESV 0x1000 /* Unused... */
# define ADVERTISE_RFAULT 0x2000 /* Say we can detect faults */
# define ADVERTISE_LPACK 0x4000 /* Ack link partners response */
# define ADVERTISE_NPAGE 0x8000 /* Next page bit */
# define ADVERTISE_NPAGE 0x8000 /* Next page bit */
# define ADVERTISE_FULL (ADVERTISE_100FULL | ADVERTISE_10FULL | \
ADVERTISE_CSMA )
# define ADVERTISE_ALL (ADVERTISE_10HALF | ADVERTISE_10FULL | \
ADVERTISE_100HALF | ADVERTISE_100FULL )
# define ADVERTISE_FULL (ADVERTISE_100FULL | ADVERTISE_10FULL | \
ADVERTISE_CSMA )
# define ADVERTISE_ALL (ADVERTISE_10HALF | ADVERTISE_10FULL | \
ADVERTISE_100HALF | ADVERTISE_100FULL )
/* Link partner ability register. */
# define LPA_SLCT 0x001f /* Same as advertise selector */
@ -97,12 +100,12 @@
# define LPA_100FULL 0x0100 /* Can do 100mbps full-duplex */
# define LPA_1000XPAUSE_ASYM 0x0100 /* Can do 1000BASE-X pause asym*/
# define LPA_100BASE4 0x0200 /* Can do 100mbps 4k packets */
# define LPA_PAUSE_CAP 0x0400 /* Can pause */
# define LPA_PAUSE_CAP 0x0400 /* Can pause */
# define LPA_PAUSE_ASYM 0x0800 /* Can pause asymetrically */
# define LPA_RESV 0x1000 /* Unused... */
# define LPA_RESV 0x1000 /* Unused... */
# define LPA_RFAULT 0x2000 /* Link partner faulted */
# define LPA_LPACK 0x4000 /* Link partner acked us */
# define LPA_NPAGE 0x8000 /* Next page bit */
# define LPA_NPAGE 0x8000 /* Next page bit */
# define LPA_DUPLEX (LPA_10FULL | LPA_100FULL)
# define LPA_100 (LPA_100FULL | LPA_100HALF | LPA_100BASE4)
@ -113,21 +116,23 @@
# define EXPANSION_ENABLENPAGE 0x0004 /* This enables npage words */
# define EXPANSION_NPCAPABLE 0x0008 /* Link partner supports npage */
# define EXPANSION_MFAULTS 0x0010 /* Multiple faults detected */
# define EXPANSION_RESV 0xffe0 /* Unused... */
# define EXPANSION_RESV 0xffe0 /* Unused... */
# define ESTATUS_1000_XFULL 0x8000 /* Can do 1000BX Full */
# define ESTATUS_1000_XHALF 0x4000 /* Can do 1000BX Half */
# define ESTATUS_1000_TFULL 0x2000 /* Can do 1000BT Full */
# define ESTATUS_1000_THALF 0x1000 /* Can do 1000BT Half */
# define ESTATUS_1000_TFULL 0x2000 /* Can do 1000BT Full */
# define ESTATUS_1000_THALF 0x1000 /* Can do 1000BT Half */
/* N-way test register. */
# define NWAYTEST_RESV1 0x00ff /* Unused... */
# define NWAYTEST_RESV1 0x00ff /* Unused... */
# define NWAYTEST_LOOPBACK 0x0100 /* Enable loopback for N-way */
# define NWAYTEST_RESV2 0xfe00 /* Unused... */
# define NWAYTEST_RESV2 0xfe00 /* Unused... */
/* 1000BASE-T Control register */
# define ADVERTISE_1000FULL 0x0200 /* Advertise 1000BASE-T full duplex */
# define ADVERTISE_1000HALF 0x0100 /* Advertise 1000BASE-T half duplex */
# define ADVERTISE_1000FULL 0x0200 /* Advertise 1000BASE-T full duplex */
# define ADVERTISE_1000HALF 0x0100 /* Advertise 1000BASE-T half duplex */
# define CTL1000_AS_MASTER 0x0800
# define CTL1000_ENABLE_MASTER 0x1000
/* 1000BASE-T Status register */
# define LPA_1000LOCALRXOK 0x2000 /* Link partner local receiver status */
@ -139,6 +144,13 @@
# define FLOW_CTRL_TX 0x01
# define FLOW_CTRL_RX 0x02
/* MMD Access Control register fields */
# define MII_MMD_CTRL_DEVAD_MASK 0x1f /* Mask MMD DEVAD*/
# define MII_MMD_CTRL_ADDR 0x0000 /* Address */
# define MII_MMD_CTRL_NOINCR 0x4000 /* no post increment */
# define MII_MMD_CTRL_INCR_RDWT 0x8000 /* post increment on reads & writes */
# define MII_MMD_CTRL_INCR_ON_WT 0xC000 /* post increment on writes only */
/**
* mii_nway_result
* @ negotiated : value of MII ANAR and ' d with ANLPAR