diff options
| -rw-r--r-- | include/linux/mii.h | 126 |
1 files changed, 69 insertions, 57 deletions
diff --git a/include/linux/mii.h b/include/linux/mii.h index 19afb746cd..21db032340 100644 --- a/include/linux/mii.h +++ b/include/linux/mii.h @@ -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 |