From 0d6d506a25044672ef7a7b95520018d2fbddc425 Mon Sep 17 00:00:00 2001 From: aaron Date: Mon, 27 Mar 2000 00:34:15 +0000 Subject: [PATCH] Remove the al and ax drivers; these cards now supported by the dc driver. --- sys/dev/pci/files.pci | 12 +- sys/dev/pci/if_al.c | 1708 -------------------------------- sys/dev/pci/if_alreg.h | 560 ----------- sys/dev/pci/if_ax.c | 2141 ---------------------------------------- sys/dev/pci/if_axreg.h | 585 ----------- 5 files changed, 1 insertion(+), 5005 deletions(-) delete mode 100644 sys/dev/pci/if_al.c delete mode 100644 sys/dev/pci/if_alreg.h delete mode 100644 sys/dev/pci/if_ax.c delete mode 100644 sys/dev/pci/if_axreg.h diff --git a/sys/dev/pci/files.pci b/sys/dev/pci/files.pci index 2b42ef8f2c8..a7190a278df 100644 --- a/sys/dev/pci/files.pci +++ b/sys/dev/pci/files.pci @@ -1,4 +1,4 @@ -# $OpenBSD: files.pci,v 1.66 2000/03/26 22:38:20 mickey Exp $ +# $OpenBSD: files.pci,v 1.67 2000/03/27 00:34:15 aaron Exp $ # $NetBSD: files.pci,v 1.20 1996/09/24 17:47:15 christos Exp $ # # Config file and device description for machine-independent PCI code. @@ -189,16 +189,6 @@ device wb: ether, ifnet, mii, ifmedia attach wb at pci file dev/pci/if_wb.c wb -# ASIX AX88140A ethernet -device ax: ether, ifnet, ifmedia -attach ax at pci -file dev/pci/if_ax.c ax - -# ADMtek AL981/AN985 ethernet -device al: ether, ifnet, mii, ifmedia -attach al at pci -file dev/pci/if_al.c al - # Adaptec AIC-6915 "Starfire" ethernet device sf: ether, ifnet, mii, ifmedia attach sf at pci diff --git a/sys/dev/pci/if_al.c b/sys/dev/pci/if_al.c deleted file mode 100644 index c4ccccd9e4d..00000000000 --- a/sys/dev/pci/if_al.c +++ /dev/null @@ -1,1708 +0,0 @@ -/* $OpenBSD: if_al.c,v 1.5 2000/02/15 02:28:14 jason Exp $ */ -/* - * Copyright (c) 1997, 1998, 1999 - * Bill Paul . All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * This product includes software developed by Bill Paul. - * 4. Neither the name of the author nor the names of any co-contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY Bill Paul AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL Bill Paul OR THE VOICES IN HIS HEAD - * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR - * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF - * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS - * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN - * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) - * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF - * THE POSSIBILITY OF SUCH DAMAGE. - * - * $FreeBSD: src/sys/pci/if_al.c,v 1.14 1999/09/25 17:29:01 wpaul Exp $ - */ - -/* - * ADMtek AL981 Comet and AN985 Centaur fast ethernet PCI NIC driver. - * Datasheets for the AL981 are available from http://www.admtek.com.tw. - * - * Written by Bill Paul - * Electrical Engineering Department - * Columbia University, New York City - */ - -/* - * The ADMtek AL981 Comet is still another DEC 21x4x clone. It's - * a reasonably close copy of the tulip, except for the receiver filter - * programming. Where the DEC chip has a special setup frame that - * needs to be downloaded into the transmit DMA engine, the ADMtek chip - * has physical address and multicast address registers. - * - * The AN985 is an update to the AL981 which is mostly the same, except - * for the following things: - * - The AN985 uses a 99C66 EEPROM which requires a slightly different - * bit sequence to initiate a read. - * - The AN985 uses a serial MII interface instead of providing direct - * access to the PHY registers (it uses an internal PHY though). - * Although the datasheet for the AN985 is not yet available, you can - * use an AL981 datasheet as a reference for most of the chip functions, - * except for the MII interface which matches the DEC 21x4x specification - * (bits 16, 17, 18 and 19 in the serial I/O register control the MII). - */ - -#include "bpfilter.h" - -#include -#include -#include -#include -#include -#include -#include -#include -#include - -#include -#include -#include - -#include -#include -#include -#include -#include - -#include - -#if NBPFILTER > 0 -#include -#endif - -#include /* for vtophys */ -#include /* for vtophys */ - -#include - -#include -#include - -#include -#include -#include - -/* Enable workaround for small transmitter bug. */ -#define AL_TX_STALL_WAR - -#define AL_USEIOSPACE - -#include - -int al_probe __P((struct device *, void *, void *)); -void al_attach __P((struct device *, struct device *, void *)); -int al_intr __P((void *)); -void al_shutdown __P((void *)); -int al_newbuf __P((struct al_softc *, struct al_desc *, - struct mbuf *)); -int al_encap __P((struct al_softc *, struct mbuf *, u_int32_t *)); -void al_rxeof __P((struct al_softc *)); -void al_txeof __P((struct al_softc *)); -void al_tick __P((void *)); -void al_start __P((struct ifnet *)); -int al_ioctl __P((struct ifnet *, u_long, caddr_t)); -void al_init __P((void *)); -void al_stop __P((struct al_softc *)); -void al_watchdog __P((struct ifnet *)); -int al_ifmedia_upd __P((struct ifnet *)); -void al_ifmedia_sts __P((struct ifnet *, struct ifmediareq *)); - -void al_delay __P((struct al_softc *)); -void al_eeprom_idle __P((struct al_softc *)); -void al_eeprom_putbyte __P((struct al_softc *, int)); -void al_eeprom_getword __P((struct al_softc *, int, u_int16_t *)); -void al_read_eeprom __P((struct al_softc *, caddr_t, int, int, int)); - -void al_mii_writebit __P((struct al_softc *, int)); -int al_mii_readbit __P((struct al_softc *)); -void al_mii_sync __P((struct al_softc *)); -void al_mii_send __P((struct al_softc *, u_int32_t, int)); -int al_mii_readreg __P((struct al_softc *, struct al_mii_frame *)); -int al_mii_writereg __P((struct al_softc *, struct al_mii_frame *)); - -int al_miibus_readreg __P((struct device *, int, int)); -void al_miibus_writereg __P((struct device *, int, int, int)); -void al_miibus_statchg __P((struct device *)); - -u_int32_t al_calchash __P((caddr_t)); -void al_setmulti __P((struct al_softc *)); -void al_reset __P((struct al_softc *)); -int al_list_rx_init __P((struct al_softc *)); -int al_list_tx_init __P((struct al_softc *)); - -#define AL_SETBIT(sc, reg, x) \ - CSR_WRITE_4(sc, reg, \ - CSR_READ_4(sc, reg) | x) - -#define AL_CLRBIT(sc, reg, x) \ - CSR_WRITE_4(sc, reg, \ - CSR_READ_4(sc, reg) & ~x) - -#define SIO_SET(x) \ - CSR_WRITE_4(sc, AL_SIO, \ - CSR_READ_4(sc, AL_SIO) | x) - -#define SIO_CLR(x) \ - CSR_WRITE_4(sc, AL_SIO, \ - CSR_READ_4(sc, AL_SIO) & ~x) - -void al_delay(sc) - struct al_softc *sc; -{ - int idx; - - for (idx = (300 / 33) + 1; idx > 0; idx--) - CSR_READ_4(sc, AL_BUSCTL); -} - -void al_eeprom_idle(sc) - struct al_softc *sc; -{ - register int i; - - CSR_WRITE_4(sc, AL_SIO, AL_SIO_EESEL); - al_delay(sc); - AL_SETBIT(sc, AL_SIO, AL_SIO_ROMCTL_READ); - al_delay(sc); - AL_SETBIT(sc, AL_SIO, AL_SIO_EE_CS); - al_delay(sc); - AL_SETBIT(sc, AL_SIO, AL_SIO_EE_CLK); - al_delay(sc); - - for (i = 0; i < 25; i++) { - AL_CLRBIT(sc, AL_SIO, AL_SIO_EE_CLK); - al_delay(sc); - AL_SETBIT(sc, AL_SIO, AL_SIO_EE_CLK); - al_delay(sc); - } - - AL_CLRBIT(sc, AL_SIO, AL_SIO_EE_CLK); - al_delay(sc); - AL_CLRBIT(sc, AL_SIO, AL_SIO_EE_CS); - al_delay(sc); - CSR_WRITE_4(sc, AL_SIO, 0x00000000); - - return; -} - -/* - * Send a read command and address to the EEPROM, check for ACK. - */ -void al_eeprom_putbyte(sc, addr) - struct al_softc *sc; - int addr; -{ - register int d, i; - - /* - * The AN985 has a 99C66 EEPROM on it instead of - * a 99C64. It uses a different bit sequence for - * specifying the "read" opcode. - */ - if (sc->al_did == PCI_PRODUCT_ADMTEK_AN985) - d = addr | (AL_EECMD_READ << 2); - else - d = addr | AL_EECMD_READ; - - /* - * Feed in each bit and stobe the clock. - */ - for (i = 0x400; i; i >>= 1) { - if (d & i) { - SIO_SET(AL_SIO_EE_DATAIN); - } else { - SIO_CLR(AL_SIO_EE_DATAIN); - } - al_delay(sc); - SIO_SET(AL_SIO_EE_CLK); - al_delay(sc); - SIO_CLR(AL_SIO_EE_CLK); - al_delay(sc); - } - - return; -} - -/* - * Read a word of data stored in the EEPROM at address 'addr.' - */ -void al_eeprom_getword(sc, addr, dest) - struct al_softc *sc; - int addr; - u_int16_t *dest; -{ - register int i; - u_int16_t word = 0; - - /* Force EEPROM to idle state. */ - al_eeprom_idle(sc); - - /* Enter EEPROM access mode. */ - CSR_WRITE_4(sc, AL_SIO, AL_SIO_EESEL); - al_delay(sc); - AL_SETBIT(sc, AL_SIO, AL_SIO_ROMCTL_READ); - al_delay(sc); - AL_SETBIT(sc, AL_SIO, AL_SIO_EE_CS); - al_delay(sc); - AL_CLRBIT(sc, AL_SIO, AL_SIO_EE_CLK); - al_delay(sc); - - /* - * Send address of word we want to read. - */ - al_eeprom_putbyte(sc, addr); - - /* - * Start reading bits from EEPROM. - */ - for (i = 0x8000; i; i >>= 1) { - SIO_SET(AL_SIO_EE_CLK); - al_delay(sc); - if (CSR_READ_4(sc, AL_SIO) & AL_SIO_EE_DATAOUT) - word |= i; - al_delay(sc); - SIO_CLR(AL_SIO_EE_CLK); - al_delay(sc); - } - - /* Turn off EEPROM access mode. */ - al_eeprom_idle(sc); - - *dest = word; - - return; -} - -/* - * Read a sequence of words from the EEPROM. - */ -void al_read_eeprom(sc, dest, off, cnt, swap) - struct al_softc *sc; - caddr_t dest; - int off; - int cnt; - int swap; -{ - int i; - u_int16_t word = 0, *ptr; - - for (i = 0; i < cnt; i++) { - al_eeprom_getword(sc, off + i, &word); - ptr = (u_int16_t *)(dest + (i * 2)); - if (swap) - *ptr = ntohs(word); - else - *ptr = word; - } - - return; -} - -/* - * Write a bit to the MII bus. - */ -void al_mii_writebit(sc, bit) - struct al_softc *sc; - int bit; -{ - if (bit) - CSR_WRITE_4(sc, AL_SIO, AL_SIO_ROMCTL_WRITE|AL_SIO_MII_DATAOUT); - else - CSR_WRITE_4(sc, AL_SIO, AL_SIO_ROMCTL_WRITE); - - AL_SETBIT(sc, AL_SIO, AL_SIO_MII_CLK); - AL_CLRBIT(sc, AL_SIO, AL_SIO_MII_CLK); - - return; -} - -/* - * Read a bit from the MII bus. - */ -int al_mii_readbit(sc) - struct al_softc *sc; -{ - CSR_WRITE_4(sc, AL_SIO, AL_SIO_ROMCTL_READ|AL_SIO_MII_DIR); - CSR_READ_4(sc, AL_SIO); - AL_SETBIT(sc, AL_SIO, AL_SIO_MII_CLK); - AL_CLRBIT(sc, AL_SIO, AL_SIO_MII_CLK); - if (CSR_READ_4(sc, AL_SIO) & AL_SIO_MII_DATAIN) - return(1); - - return(0); -} - -/* - * Sync the PHYs by setting data bit and strobing the clock 32 times. - */ -void al_mii_sync(sc) - struct al_softc *sc; -{ - register int i; - - CSR_WRITE_4(sc, AL_SIO, AL_SIO_ROMCTL_WRITE); - - for (i = 0; i < 32; i++) - al_mii_writebit(sc, 1); - - return; -} - -/* - * Clock a series of bits through the MII. - */ -void al_mii_send(sc, bits, cnt) - struct al_softc *sc; - u_int32_t bits; - int cnt; -{ - int i; - - for (i = (0x1 << (cnt - 1)); i; i >>= 1) - al_mii_writebit(sc, bits & i); -} - -/* - * Read an PHY register through the MII. - */ -int al_mii_readreg(sc, frame) - struct al_softc *sc; - struct al_mii_frame *frame; - -{ - int i, ack, s; - - s = splimp(); - - /* - * Set up frame for RX. - */ - frame->mii_stdelim = AL_MII_STARTDELIM; - frame->mii_opcode = AL_MII_READOP; - frame->mii_turnaround = 0; - frame->mii_data = 0; - - /* - * Sync the PHYs. - */ - al_mii_sync(sc); - - /* - * Send command/address info. - */ - al_mii_send(sc, frame->mii_stdelim, 2); - al_mii_send(sc, frame->mii_opcode, 2); - al_mii_send(sc, frame->mii_phyaddr, 5); - al_mii_send(sc, frame->mii_regaddr, 5); - -#ifdef notdef - /* Idle bit */ - al_mii_writebit(sc, 1); - al_mii_writebit(sc, 0); -#endif - - /* Check for ack */ - ack = al_mii_readbit(sc); - - /* - * Now try reading data bits. If the ack failed, we still - * need to clock through 16 cycles to keep the PHY(s) in sync. - */ - if (ack) { - for(i = 0; i < 16; i++) { - al_mii_readbit(sc); - } - goto fail; - } - - for (i = 0x8000; i; i >>= 1) { - if (!ack) { - if (al_mii_readbit(sc)) - frame->mii_data |= i; - } - } - -fail: - - al_mii_writebit(sc, 0); - al_mii_writebit(sc, 0); - - splx(s); - - if (ack) - return(1); - return(0); -} - -/* - * Write to a PHY register through the MII. - */ -int al_mii_writereg(sc, frame) - struct al_softc *sc; - struct al_mii_frame *frame; - -{ - int s; - - s = splimp(); - /* - * Set up frame for TX. - */ - - frame->mii_stdelim = AL_MII_STARTDELIM; - frame->mii_opcode = AL_MII_WRITEOP; - frame->mii_turnaround = AL_MII_TURNAROUND; - - /* - * Sync the PHYs. - */ - al_mii_sync(sc); - - al_mii_send(sc, frame->mii_stdelim, 2); - al_mii_send(sc, frame->mii_opcode, 2); - al_mii_send(sc, frame->mii_phyaddr, 5); - al_mii_send(sc, frame->mii_regaddr, 5); - al_mii_send(sc, frame->mii_turnaround, 2); - al_mii_send(sc, frame->mii_data, 16); - - /* Idle bit. */ - al_mii_writebit(sc, 0); - al_mii_writebit(sc, 0); - - splx(s); - - return(0); -} - -int al_miibus_readreg(self, phy, reg) - struct device *self; - int phy, reg; -{ - struct al_mii_frame frame; - u_int16_t rval = 0; - u_int16_t phy_reg = 0; - struct al_softc *sc = (struct al_softc *)self; - - /* - * Note: both the AL981 and AN985 have internal PHYs, - * however the AL981 provides direct access to the PHY - * registers while the AN985 uses a serial MII interface. - * The AN985's MII interface is also buggy in that you - * can read from any MII address (0 to 31), but only address 1 - * behaves normally. To deal with both cases, we pretend - * that the PHY is at MII address 1. - */ - if (phy != 1) - return(0); - - if (sc->al_did == PCI_PRODUCT_ADMTEK_AN985) { - bzero((char *)&frame, sizeof(frame)); - - frame.mii_phyaddr = phy; - frame.mii_regaddr = reg; - al_mii_readreg(sc, &frame); - - return(frame.mii_data); - } - - switch(reg) { - case MII_BMCR: - phy_reg = AL_BMCR; - break; - case MII_BMSR: - phy_reg = AL_BMSR; - break; - case MII_PHYIDR1: - phy_reg = AL_VENID; - break; - case MII_PHYIDR2: - phy_reg = AL_DEVID; - break; - case MII_ANAR: - phy_reg = AL_ANAR; - break; - case MII_ANLPAR: - phy_reg = AL_LPAR; - break; - case MII_ANER: - phy_reg = AL_ANER; - break; - default: - printf("al%d: read: bad phy register %x\n", - sc->al_unit, reg); - return(0); - break; - } - - rval = CSR_READ_4(sc, phy_reg) & 0x0000FFFF; - - if (rval == 0xFFFF) - return(0); - - return(rval); -} - -void al_miibus_writereg(self, phy, reg, data) - struct device *self; - int phy, reg, data; -{ - struct al_mii_frame frame; - struct al_softc *sc = (struct al_softc *)self; - u_int16_t phy_reg = 0; - - if (phy != 1) - return; - - if (sc->al_did == PCI_PRODUCT_ADMTEK_AN985) { - bzero((char *)&frame, sizeof(frame)); - - frame.mii_phyaddr = phy; - frame.mii_regaddr = reg; - frame.mii_data = data; - - al_mii_writereg(sc, &frame); - return; - } - - switch(reg) { - case MII_BMCR: - phy_reg = AL_BMCR; - break; - case MII_BMSR: - phy_reg = AL_BMSR; - break; - case MII_PHYIDR1: - phy_reg = AL_VENID; - break; - case MII_PHYIDR2: - phy_reg = AL_DEVID; - break; - case MII_ANAR: - phy_reg = AL_ANAR; - break; - case MII_ANLPAR: - phy_reg = AL_LPAR; - break; - case MII_ANER: - phy_reg = AL_ANER; - break; - default: - printf("al%d: phy_write: bad phy register %x\n", - sc->al_unit, reg); - return; - break; - } - - CSR_WRITE_4(sc, phy_reg, data); - - return; -} - -void al_miibus_statchg(self) - struct device *self; -{ - return; -} - -/* - * Calculate CRC of a multicast group address, return the lower 6 bits. - */ -u_int32_t al_calchash(addr) - caddr_t addr; -{ - u_int32_t crc, carry; - int i, j; - u_int8_t c; - - /* Compute CRC for the address value. */ - crc = 0xFFFFFFFF; /* initial value */ - - for (i = 0; i < 6; i++) { - c = *(addr + i); - for (j = 0; j < 8; j++) { - carry = ((crc & 0x80000000) ? 1 : 0) ^ (c & 0x01); - crc <<= 1; - c >>= 1; - if (carry) - crc = (crc ^ 0x04c11db6) | carry; - } - } - - /* return the filter bit position */ - return((crc >> 26) & 0x0000003F); -} - -void al_setmulti(sc) - struct al_softc *sc; -{ - struct ifnet *ifp; - int h = 0; - u_int32_t hashes[2] = { 0, 0 }; - struct arpcom *ac = &sc->arpcom; - struct ether_multi *enm; - struct ether_multistep step; - u_int32_t rxfilt; - - ifp = &sc->arpcom.ac_if; - - rxfilt = CSR_READ_4(sc, AL_NETCFG); - - if (ifp->if_flags & IFF_ALLMULTI || ifp->if_flags & IFF_PROMISC) { - rxfilt |= AL_NETCFG_RX_ALLMULTI; - CSR_WRITE_4(sc, AL_NETCFG, rxfilt); - return; - } else - rxfilt &= ~AL_NETCFG_RX_ALLMULTI; - - /* first, zot all the existing hash bits */ - CSR_WRITE_4(sc, AL_MAR0, 0); - CSR_WRITE_4(sc, AL_MAR1, 0); - - /* now program new ones */ - ETHER_FIRST_MULTI(step, ac, enm); - while (enm != NULL) { - h = al_calchash(enm->enm_addrlo); - if (h < 32) - hashes[0] |= (1 << h); - else - hashes[1] |= (1 << (h - 32)); - ETHER_NEXT_MULTI(step, enm); - } - - CSR_WRITE_4(sc, AL_MAR0, hashes[0]); - CSR_WRITE_4(sc, AL_MAR1, hashes[1]); - CSR_WRITE_4(sc, AL_NETCFG, rxfilt); - - return; -} - -void al_reset(sc) - struct al_softc *sc; -{ - register int i; - - AL_SETBIT(sc, AL_BUSCTL, AL_BUSCTL_RESET); - - for (i = 0; i < AL_TIMEOUT; i++) { - DELAY(10); - if (!(CSR_READ_4(sc, AL_BUSCTL) & AL_BUSCTL_RESET)) - break; - } -#ifdef notdef - if (i == AL_TIMEOUT) - printf("al%d: reset never completed!\n", sc->al_unit); -#endif - CSR_WRITE_4(sc, AL_BUSCTL, AL_BUSCTL_ARBITRATION); - - /* Wait a little while for the chip to get its brains in order. */ - DELAY(1000); - return; -} - -/* - * Probe for an ADMtek chip. Check the PCI vendor and device - * IDs against our list and return a device name if we find a match. - */ -int al_probe(parent, match, aux) - struct device *parent; - void *match; - void *aux; -{ - struct pci_attach_args *pa = (struct pci_attach_args *)aux; - - if (PCI_VENDOR(pa->pa_id) != PCI_VENDOR_ADMTEK) - return (0); - - switch (PCI_PRODUCT(pa->pa_id)) { - case PCI_PRODUCT_ADMTEK_AL981: - case PCI_PRODUCT_ADMTEK_AN985: - return (1); - } - - return (0); -} - -/* - * Attach the interface. Allocate softc structures, do ifmedia - * setup and ethernet/BPF attach. - */ -void -al_attach(parent, self, aux) - struct device *parent, *self; - void *aux; -{ - int s, i; -#ifndef AL_USEIOSPACE - vm_offset_t pbase, vbase; -#endif - const char *intrstr = NULL; - u_int32_t command; - struct al_softc *sc = (struct al_softc *)self; - struct pci_attach_args *pa = aux; - pci_chipset_tag_t pc = pa->pa_pc; - pci_intr_handle_t ih; - struct ifnet *ifp; - bus_addr_t iobase; - bus_size_t iosize; - unsigned int round; - caddr_t roundptr; - - s = splimp(); - sc->al_unit = sc->sc_dev.dv_unit; - sc->al_did = pa->pa_id; - - /* - * Handle power management nonsense. - */ - - command = pci_conf_read(pc, pa->pa_tag, AL_PCI_CAPID) & 0x000000FF; - if (command == 0x01) { - - command = pci_conf_read(pc, pa->pa_tag, AL_PCI_PWRMGMTCTRL); - if (command & AL_PSTATE_MASK) { - u_int32_t iobase, membase, irq; - - /* Save important PCI config data. */ - iobase = pci_conf_read(pc, pa->pa_tag, AL_PCI_LOIO); - membase = pci_conf_read(pc, pa->pa_tag, AL_PCI_LOMEM); - irq = pci_conf_read(pc, pa->pa_tag, AL_PCI_INTLINE); - - /* Reset the power state. */ - printf("al%d: chip is in D%d power mode " - "-- setting to D0\n", sc->al_unit, command & AL_PSTATE_MASK); - command &= 0xFFFFFFFC; - pci_conf_write(pc, pa->pa_tag, AL_PCI_PWRMGMTCTRL, command); - - /* Restore PCI config data. */ - pci_conf_write(pc, pa->pa_tag, AL_PCI_LOIO, iobase); - pci_conf_write(pc, pa->pa_tag, AL_PCI_LOMEM, membase); - pci_conf_write(pc, pa->pa_tag, AL_PCI_INTLINE, irq); - } - } - - /* - * Map control/status registers. - */ - command = pci_conf_read(pc, pa->pa_tag, PCI_COMMAND_STATUS_REG); - command |= PCI_COMMAND_IO_ENABLE | PCI_COMMAND_MEM_ENABLE | - PCI_COMMAND_MASTER_ENABLE; - pci_conf_write(pc, pa->pa_tag, PCI_COMMAND_STATUS_REG, command); - command = pci_conf_read(pc, pa->pa_tag, PCI_COMMAND_STATUS_REG); - -#ifdef AL_USEIOSPACE - if (!(command & PCI_COMMAND_IO_ENABLE)) { - printf(": failed to enable I/O ports\n"); - goto fail; - } - if (pci_io_find(pc, pa->pa_tag, AL_PCI_LOIO, &iobase, &iosize)) { - printf(": can't find I/O space\n"); - goto fail; - } - if (bus_space_map(pa->pa_iot, iobase, iosize, 0, &sc->al_bhandle)) { - printf(": can't map I/O space\n"); - goto fail; - } - sc->al_btag = pa->pa_iot; -#else - if (!(command & PCI_COMMAND_MEM_ENABLE)) { - printf(": failed to enable memory mapping\n"); - goto fail; - } - if (pci_mem_find(pc, pa->pa_tag, AL_PCI_LOMEM, &iobase, &iosize, NULL)){ printf(": can't find mem space\n"); - goto fail; - } - if (bus_space_map(pa->pa_memt, iobase, iosize, 0, &sc->al_bhandle)) { - printf(": can't map mem space\n"); - goto fail; - } - sc->al_btag = pa->pa_memt; -#endif - - /* Allocate interrupt */ - if (pci_intr_map(pc, pa->pa_intrtag, pa->pa_intrpin, pa->pa_intrline, - &ih)) { - printf(": couldn't map interrupt\n"); - goto fail; - } - intrstr = pci_intr_string(pc, ih); - sc->sc_ih = pci_intr_establish(pc, ih, IPL_NET, al_intr, sc, - self->dv_xname); - if (sc->sc_ih == NULL) { - printf(": couldn't establish interrupt"); - if (intrstr != NULL) - printf(" at %s", intrstr); - printf("\n"); - goto fail; - } - printf(": %s", intrstr); - - /* Save cache line size. */ - sc->al_cachesize = pci_conf_read(pc, pa->pa_tag, AL_PCI_CACHELEN)&0xFF; - - /* Reset the adapter. */ - al_reset(sc); - - /* - * Get station address from the EEPROM. - */ - al_read_eeprom(sc, (caddr_t)&sc->arpcom.ac_enaddr, AL_EE_NODEADDR,3,0); - printf(" address %s\n", ether_sprintf(sc->arpcom.ac_enaddr)); - - sc->al_ldata_ptr = malloc(sizeof(struct al_list_data) + 8, - M_DEVBUF, M_NOWAIT); - if (sc->al_ldata_ptr == NULL) { - printf("%s: no memory for list buffers!\n", sc->al_unit); - goto fail; - } - - sc->al_ldata = (struct al_list_data *)sc->al_ldata_ptr; - round = (unsigned long)sc->al_ldata_ptr & 0xF; - roundptr = sc->al_ldata_ptr; - for (i = 0; i < 8; i++) { - if (round % 8) { - round++; - roundptr++; - } else - break; - } - sc->al_ldata = (struct al_list_data *)roundptr; - bzero(sc->al_ldata, sizeof(struct al_list_data)); - - ifp = &sc->arpcom.ac_if; - ifp->if_softc = sc; - ifp->if_mtu = ETHERMTU; - ifp->if_flags = IFF_BROADCAST | IFF_SIMPLEX | IFF_MULTICAST; - ifp->if_ioctl = al_ioctl; - ifp->if_output = ether_output; - ifp->if_start = al_start; - ifp->if_watchdog = al_watchdog; - ifp->if_baudrate = 10000000; - ifp->if_snd.ifq_maxlen = AL_TX_LIST_CNT - 1; - bcopy(sc->sc_dev.dv_xname, ifp->if_xname, IFNAMSIZ); - - /* - * Initialize our media structures and probe the MII. - */ - sc->sc_mii.mii_ifp = ifp; - sc->sc_mii.mii_readreg = al_miibus_readreg; - sc->sc_mii.mii_writereg = al_miibus_writereg; - sc->sc_mii.mii_statchg = al_miibus_statchg; - ifmedia_init(&sc->sc_mii.mii_media, 0, al_ifmedia_upd, al_ifmedia_sts); - mii_phy_probe(self, &sc->sc_mii, 0xffffffff); - if (LIST_FIRST(&sc->sc_mii.mii_phys) == NULL) { - ifmedia_add(&sc->sc_mii.mii_media, IFM_ETHER|IFM_NONE, 0, NULL); - ifmedia_set(&sc->sc_mii.mii_media, IFM_ETHER|IFM_NONE); - } else - ifmedia_set(&sc->sc_mii.mii_media, IFM_ETHER|IFM_AUTO); - - /* - * Call MI attach routines. - */ - if_attach(ifp); - ether_ifattach(ifp); - -#if NBPFILTER > 0 - bpfattach(&sc->arpcom.ac_if.if_bpf, ifp, DLT_EN10MB, - sizeof(struct ether_header)); -#endif - shutdownhook_establish(al_shutdown, sc); - -fail: - splx(s); - return; -} - -/* - * Initialize the transmit descriptors. - */ -int al_list_tx_init(sc) - struct al_softc *sc; -{ - struct al_chain_data *cd; - struct al_list_data *ld; - int i; - - cd = &sc->al_cdata; - ld = sc->al_ldata; - for (i = 0; i < AL_TX_LIST_CNT; i++) { - if (i == (AL_TX_LIST_CNT - 1)) { - ld->al_tx_list[i].al_nextdesc = - &ld->al_tx_list[0]; - ld->al_tx_list[i].al_next = - vtophys(&ld->al_tx_list[0]); - } else { - ld->al_tx_list[i].al_nextdesc = - &ld->al_tx_list[i + 1]; - ld->al_tx_list[i].al_next = - vtophys(&ld->al_tx_list[i + 1]); - } - ld->al_tx_list[i].al_mbuf = NULL; - ld->al_tx_list[i].al_data = 0; - ld->al_tx_list[i].al_ctl = 0; - } - - cd->al_tx_prod = cd->al_tx_cons = cd->al_tx_cnt = 0; - - return(0); -} - - -/* - * Initialize the RX descriptors and allocate mbufs for them. Note that - * we arrange the descriptors in a closed ring, so that the last descriptor - * points back to the first. - */ -int al_list_rx_init(sc) - struct al_softc *sc; -{ - struct al_chain_data *cd; - struct al_list_data *ld; - int i; - - cd = &sc->al_cdata; - ld = sc->al_ldata; - - for (i = 0; i < AL_RX_LIST_CNT; i++) { - if (al_newbuf(sc, &ld->al_rx_list[i], NULL) == ENOBUFS) - return(ENOBUFS); - if (i == (AL_RX_LIST_CNT - 1)) { - ld->al_rx_list[i].al_nextdesc = - &ld->al_rx_list[0]; - ld->al_rx_list[i].al_next = - vtophys(&ld->al_rx_list[0]); - } else { - ld->al_rx_list[i].al_nextdesc = - &ld->al_rx_list[i + 1]; - ld->al_rx_list[i].al_next = - vtophys(&ld->al_rx_list[i + 1]); - } - } - - cd->al_rx_prod = 0; - - return(0); -} - -/* - * Initialize an RX descriptor and attach an MBUF cluster. - */ -int al_newbuf(sc, c, m) - struct al_softc *sc; - struct al_desc *c; - struct mbuf *m; -{ - struct mbuf *m_new = NULL; - - if (m == NULL) { - MGETHDR(m_new, M_DONTWAIT, MT_DATA); - if (m_new == NULL) { - printf("al%d: no memory for rx list " - "-- packet dropped!\n", sc->al_unit); - return(ENOBUFS); - } - - MCLGET(m_new, M_DONTWAIT); - if (!(m_new->m_flags & M_EXT)) { - printf("al%d: no memory for rx list " - "-- packet dropped!\n", sc->al_unit); - m_freem(m_new); - return(ENOBUFS); - } - m_new->m_len = m_new->m_pkthdr.len = MCLBYTES; - } else { - m_new = m; - m_new->m_len = m_new->m_pkthdr.len = MCLBYTES; - m_new->m_data = m_new->m_ext.ext_buf; - } - - m_adj(m_new, sizeof(u_int64_t)); - - c->al_mbuf = m_new; - c->al_data = vtophys(mtod(m_new, caddr_t)); - c->al_ctl = AL_RXCTL_RLINK | AL_RXLEN; - c->al_status = AL_RXSTAT_OWN; - - return(0); -} - -/* - * A frame has been uploaded: pass the resulting mbuf chain up to - * the higher level protocols. - */ -void al_rxeof(sc) - struct al_softc *sc; -{ - struct ether_header *eh; - struct mbuf *m; - struct ifnet *ifp; - struct al_desc *cur_rx; - int i, total_len = 0; - u_int32_t rxstat; - - ifp = &sc->arpcom.ac_if; - - i = sc->al_cdata.al_rx_prod; - - while(!(sc->al_ldata->al_rx_list[i].al_status & AL_RXSTAT_OWN)) { - struct mbuf *m0 = NULL; - - cur_rx = &sc->al_ldata->al_rx_list[i]; - rxstat = cur_rx->al_status; - m = cur_rx->al_mbuf; - cur_rx->al_mbuf = NULL; - total_len = AL_RXBYTES(rxstat); - AL_INC(i, AL_RX_LIST_CNT); - - /* - * If an error occurs, update stats, clear the - * status word and leave the mbuf cluster in place: - * it should simply get re-used next time this descriptor - * comes up in the ring. - */ - if (rxstat & AL_RXSTAT_RXERR) { - ifp->if_ierrors++; - if (rxstat & AL_RXSTAT_COLLSEEN) - ifp->if_collisions++; - al_newbuf(sc, cur_rx, m); - al_init(sc); - return; - } - - /* No errors; receive the packet. */ - total_len -= ETHER_CRC_LEN; - - m0 = m_devget(mtod(m, char *) - ETHER_ALIGN, - total_len + ETHER_ALIGN, 0, ifp, NULL); - al_newbuf(sc, cur_rx, m); - if (m0 == NULL) { - ifp->if_ierrors++; - continue; - } - m_adj(m0, ETHER_ALIGN); - m = m0; - - ifp->if_ipackets++; - eh = mtod(m, struct ether_header *); - -#if NBPFILTER > 0 - if (ifp->if_bpf) - bpf_mtap(ifp->if_bpf, m); -#endif - - /* Remove header from mbuf and pass it on. */ - m_adj(m, sizeof(struct ether_header)); - ether_input(ifp, eh, m); - } - - sc->al_cdata.al_rx_prod = i; - - return; -} - -/* - * A frame was downloaded to the chip. It's safe for us to clean up - * the list buffers. - */ - -void al_txeof(sc) - struct al_softc *sc; -{ - struct al_desc *cur_tx = NULL; - struct ifnet *ifp; - u_int32_t idx; - - ifp = &sc->arpcom.ac_if; - - /* Clear the timeout timer. */ - ifp->if_timer = 0; - - /* - * Go through our tx list and free mbufs for those - * frames that have been transmitted. - */ - idx = sc->al_cdata.al_tx_cons; - while(idx != sc->al_cdata.al_tx_prod) { - u_int32_t txstat; - - cur_tx = &sc->al_ldata->al_tx_list[idx]; - txstat = cur_tx->al_status; - - if (txstat & AL_TXSTAT_OWN) - break; - - if (!(cur_tx->al_ctl & AL_TXCTL_LASTFRAG)) { - sc->al_cdata.al_tx_cnt--; - AL_INC(idx, AL_TX_LIST_CNT); - continue; - } - - if (txstat & AL_TXSTAT_ERRSUM) { - ifp->if_oerrors++; - if (txstat & AL_TXSTAT_EXCESSCOLL) - ifp->if_collisions++; - if (txstat & AL_TXSTAT_LATECOLL) - ifp->if_collisions++; - al_init(sc); - return; - } - - ifp->if_collisions += (txstat & AL_TXSTAT_COLLCNT) >> 3; - - ifp->if_opackets++; - if (cur_tx->al_mbuf != NULL) { - m_freem(cur_tx->al_mbuf); - cur_tx->al_mbuf = NULL; - } - - sc->al_cdata.al_tx_cnt--; - AL_INC(idx, AL_TX_LIST_CNT); - ifp->if_timer = 0; - } - - sc->al_cdata.al_tx_cons = idx; - - if (cur_tx != NULL) - ifp->if_flags &= ~IFF_OACTIVE; - - return; -} - -void al_tick(xsc) - void *xsc; -{ - struct al_softc *sc; - struct mii_data *mii; - int s; - - s = splimp(); - - sc = xsc; - mii = &sc->sc_mii; - mii_tick(mii); - - timeout(al_tick, sc, hz); - - splx(s); - - return; -}; - -int al_intr(arg) - void *arg; -{ - struct al_softc *sc; - struct ifnet *ifp; - u_int32_t status; - int claimed = 0; - - sc = arg; - ifp = &sc->arpcom.ac_if; - - /* Supress unwanted interrupts */ - if (!(ifp->if_flags & IFF_UP)) { - al_stop(sc); - return (claimed); - } - - /* Disable interrupts. */ - CSR_WRITE_4(sc, AL_IMR, 0x00000000); - - for (;;) { - status = CSR_READ_4(sc, AL_ISR); - if (status) - CSR_WRITE_4(sc, AL_ISR, status); - - if ((status & AL_INTRS) == 0) - break; - - claimed = 1; - - if ((status & AL_ISR_TX_OK) || - (status & AL_ISR_TX_NOBUF)) - al_txeof(sc); - - if (status & AL_ISR_TX_IDLE) { - al_txeof(sc); - if (sc->al_cdata.al_tx_cnt) { - AL_SETBIT(sc, AL_NETCFG, AL_NETCFG_TX_ON); - CSR_WRITE_4(sc, AL_TXSTART, 0xFFFFFFFF); - } - } - - if (status & AL_ISR_TX_UNDERRUN) { - u_int32_t cfg; - cfg = CSR_READ_4(sc, AL_NETCFG); - if ((cfg & AL_NETCFG_TX_THRESH) == AL_TXTHRESH_160BYTES) - AL_SETBIT(sc, AL_NETCFG, AL_NETCFG_STORENFWD); - else - CSR_WRITE_4(sc, AL_NETCFG, cfg + 0x4000); - } - - if (status & AL_ISR_RX_OK) - al_rxeof(sc); - - if ((status & AL_ISR_RX_WATDOGTIMEO) || - (status & AL_ISR_RX_IDLE) || - (status & AL_ISR_RX_NOBUF)) { - al_rxeof(sc); - al_init(sc); - } - - if (status & AL_ISR_BUS_ERR) { - al_reset(sc); - al_init(sc); - } - } - - /* Re-enable interrupts. */ - CSR_WRITE_4(sc, AL_IMR, AL_INTRS); - - if (ifp->if_snd.ifq_head != NULL) { - al_start(ifp); - } - - return (claimed); -} - -/* - * Encapsulate an mbuf chain in a descriptor by coupling the mbuf data - * pointers to the fragment pointers. - */ -int al_encap(sc, m_head, txidx) - struct al_softc *sc; - struct mbuf *m_head; - u_int32_t *txidx; -{ - struct al_desc *f = NULL; - struct mbuf *m; - int frag, cur, cnt = 0; - - /* - * Start packing the mbufs in this chain into - * the fragment pointers. Stop when we run out - * of fragments or hit the end of the mbuf chain. - */ - m = m_head; - cur = frag = *txidx; - - for (m = m_head; m != NULL; m = m->m_next) { - if (m->m_len != 0) { -#ifdef AL_TX_STALL_WAR - /* - * Work around some strange behavior in the Comet. For - * some reason, the transmitter will sometimes wedge if - * we queue up a descriptor chain that wraps from the end - * of the transmit list back to the beginning. If we reach - * the end of the list and still have more packets to queue, - * don't queue them now: end the transmit session here and - * then wait until it finishes before sending the other - * packets. - */ - if (*txidx != sc->al_cdata.al_tx_prod && - frag == (AL_TX_LIST_CNT - 1)) - return(ENOBUFS); -#endif - if ((AL_TX_LIST_CNT - - (sc->al_cdata.al_tx_cnt + cnt)) < 2) - return(ENOBUFS); - f = &sc->al_ldata->al_tx_list[frag]; - f->al_ctl = AL_TXCTL_TLINK | m->m_len; - if (cnt == 0) { - f->al_status = 0; - f->al_ctl |= AL_TXCTL_FIRSTFRAG; - } else - f->al_status = AL_TXSTAT_OWN; - f->al_data = vtophys(mtod(m, vm_offset_t)); - cur = frag; - AL_INC(frag, AL_TX_LIST_CNT); - cnt++; - } - } - - if (m != NULL) - return(ENOBUFS); - - sc->al_ldata->al_tx_list[cur].al_mbuf = m_head; - sc->al_ldata->al_tx_list[cur].al_ctl |= - AL_TXCTL_LASTFRAG|AL_TXCTL_FINT; - sc->al_ldata->al_tx_list[*txidx].al_status |= AL_TXSTAT_OWN; - sc->al_cdata.al_tx_cnt += cnt; - *txidx = frag; - - return(0); -} - -/* - * Main transmit routine. To avoid having to do mbuf copies, we put pointers - * to the mbuf data regions directly in the transmit lists. We also save a - * copy of the pointers since the transmit list fragment pointers are - * physical addresses. - */ - -void al_start(ifp) - struct ifnet *ifp; -{ - struct al_softc *sc; - struct mbuf *m_head = NULL; - u_int32_t idx; - - sc = ifp->if_softc; - - if (ifp->if_flags & IFF_OACTIVE) - return; - - idx = sc->al_cdata.al_tx_prod; - - while(sc->al_ldata->al_tx_list[idx].al_mbuf == NULL) { - IF_DEQUEUE(&ifp->if_snd, m_head); - if (m_head == NULL) - break; - - if (al_encap(sc, m_head, &idx)) { - IF_PREPEND(&ifp->if_snd, m_head); - ifp->if_flags |= IFF_OACTIVE; - break; - } - - /* - * If there's a BPF listener, bounce a copy of this frame - * to him. - */ -#if NBPFILTER > 0 - if (ifp->if_bpf) - bpf_mtap(ifp->if_bpf, m_head); -#endif - } - - /* Transmit */ - sc->al_cdata.al_tx_prod = idx; - CSR_WRITE_4(sc, AL_TXSTART, 0xFFFFFFFF); - - /* - * Set a timeout in case the chip goes out to lunch. - */ - ifp->if_timer = 5; - - return; -} - -void al_init(xsc) - void *xsc; -{ - struct al_softc *sc = xsc; - struct ifnet *ifp = &sc->arpcom.ac_if; - struct mii_data *mii; - int s; - - s = splimp(); - - mii = &sc->sc_mii; - - /* - * Cancel pending I/O and free all RX/TX buffers. - */ - al_stop(sc); - al_reset(sc); - - /* - * Set cache alignment and burst length. - */ - CSR_WRITE_4(sc, AL_BUSCTL, AL_BUSCTL_ARBITRATION); - AL_SETBIT(sc, AL_BUSCTL, AL_BURSTLEN_16LONG); - switch(sc->al_cachesize) { - case 32: - AL_SETBIT(sc, AL_BUSCTL, AL_CACHEALIGN_32LONG); - break; - case 16: - AL_SETBIT(sc, AL_BUSCTL, AL_CACHEALIGN_16LONG); - break; - case 8: - AL_SETBIT(sc, AL_BUSCTL, AL_CACHEALIGN_8LONG); - break; - case 0: - default: - AL_SETBIT(sc, AL_BUSCTL, AL_CACHEALIGN_NONE); - break; - } - - AL_CLRBIT(sc, AL_NETCFG, AL_NETCFG_HEARTBEAT); - AL_CLRBIT(sc, AL_NETCFG, AL_NETCFG_STORENFWD); - - AL_CLRBIT(sc, AL_NETCFG, AL_NETCFG_TX_THRESH); - - if (IFM_SUBTYPE(sc->ifmedia.ifm_media) == IFM_10_T) - AL_SETBIT(sc, AL_NETCFG, AL_TXTHRESH_160BYTES); - else - AL_SETBIT(sc, AL_NETCFG, AL_TXTHRESH_72BYTES); - - /* Init our MAC address */ - CSR_WRITE_4(sc, AL_PAR0, *(u_int32_t *)(&sc->arpcom.ac_enaddr[0])); - CSR_WRITE_4(sc, AL_PAR1, *(u_int32_t *)(&sc->arpcom.ac_enaddr[4])); - - /* Init circular RX list. */ - if (al_list_rx_init(sc) == ENOBUFS) { - printf("al%d: initialization failed: no " - "memory for rx buffers\n", sc->al_unit); - al_stop(sc); - (void)splx(s); - return; - } - - /* - * Init tx descriptors. - */ - al_list_tx_init(sc); - - /* If we want promiscuous mode, set the allframes bit. */ - if (ifp->if_flags & IFF_PROMISC) { - AL_SETBIT(sc, AL_NETCFG, AL_NETCFG_RX_PROMISC); - } else { - AL_CLRBIT(sc, AL_NETCFG, AL_NETCFG_RX_PROMISC); - } - - /* - * Load the multicast filter. - */ - al_setmulti(sc); - - /* - * Load the address of the RX list. - */ - CSR_WRITE_4(sc, AL_RXADDR, vtophys(&sc->al_ldata->al_rx_list[0])); - CSR_WRITE_4(sc, AL_TXADDR, vtophys(&sc->al_ldata->al_tx_list[0])); - - /* - * Enable interrupts. - */ - CSR_WRITE_4(sc, AL_IMR, AL_INTRS); - CSR_WRITE_4(sc, AL_ISR, 0xFFFFFFFF); - - /* Enable receiver and transmitter. */ - AL_SETBIT(sc, AL_NETCFG, AL_NETCFG_TX_ON|AL_NETCFG_RX_ON); - CSR_WRITE_4(sc, AL_RXSTART, 0xFFFFFFFF); - - mii_mediachg(mii); - - ifp->if_flags |= IFF_RUNNING; - ifp->if_flags &= ~IFF_OACTIVE; - - (void)splx(s); - - timeout(al_tick, sc, hz); - - return; -} - -/* - * Set media options. - */ -int al_ifmedia_upd(ifp) - struct ifnet *ifp; -{ - struct al_softc *sc; - - sc = ifp->if_softc; - - if (ifp->if_flags & IFF_UP) - al_init(sc); - - return(0); -} - -/* - * Report current media status. - */ -void al_ifmedia_sts(ifp, ifmr) - struct ifnet *ifp; - struct ifmediareq *ifmr; -{ - struct al_softc *sc; - struct mii_data *mii; - - sc = ifp->if_softc; - - mii = &sc->sc_mii; - mii_pollstat(mii); - ifmr->ifm_active = mii->mii_media_active; - ifmr->ifm_status = mii->mii_media_status; - - return; -} - -int al_ioctl(ifp, command, data) - struct ifnet *ifp; - u_long command; - caddr_t data; -{ - struct al_softc *sc = ifp->if_softc; - struct ifreq *ifr = (struct ifreq *) data; - struct ifaddr *ifa = (struct ifaddr *)data; - struct mii_data *mii; - int s, error = 0; - - s = splimp(); - - if ((error = ether_ioctl(ifp, &sc->arpcom, command, data)) > 0) { - splx(s); - return error; - } - - switch(command) { - case SIOCSIFADDR: - ifp->if_flags |= IFF_UP; - switch (ifa->ifa_addr->sa_family) { - case AF_INET: - al_init(sc); - arp_ifinit(&sc->arpcom, ifa); - break; - default: - al_init(sc); - break; - } - break; - case SIOCSIFFLAGS: - if (ifp->if_flags & IFF_UP) { - al_init(sc); - } else { - if (ifp->if_flags & IFF_RUNNING) - al_stop(sc); - } - error = 0; - break; - case SIOCADDMULTI: - case SIOCDELMULTI: - error = (command == SIOCADDMULTI) ? - ether_addmulti(ifr, &sc->arpcom) : - ether_delmulti(ifr, &sc->arpcom); - - if (error == ENETRESET) { - /* - * Multicast list has changed; set the hardware - * filter accordingly. - */ - al_setmulti(sc); - error = 0; - } - break; - case SIOCGIFMEDIA: - case SIOCSIFMEDIA: - mii = &sc->sc_mii; - error = ifmedia_ioctl(ifp, ifr, &mii->mii_media, command); - break; - default: - error = EINVAL; - break; - } - - (void)splx(s); - - return(error); -} - -void al_watchdog(ifp) - struct ifnet *ifp; -{ - struct al_softc *sc; - - sc = ifp->if_softc; - - ifp->if_oerrors++; - printf("al%d: watchdog timeout\n", sc->al_unit); - - al_stop(sc); - al_reset(sc); - al_init(sc); - - if (ifp->if_snd.ifq_head != NULL) - al_start(ifp); - - return; -} - -/* - * Stop the adapter and free any mbufs allocated to the - * RX and TX lists. - */ -void al_stop(sc) - struct al_softc *sc; -{ - register int i; - struct ifnet *ifp; - - ifp = &sc->arpcom.ac_if; - ifp->if_timer = 0; - - untimeout(al_tick, sc); - AL_CLRBIT(sc, AL_NETCFG, (AL_NETCFG_RX_ON|AL_NETCFG_TX_ON)); - CSR_WRITE_4(sc, AL_IMR, 0x00000000); - CSR_WRITE_4(sc, AL_TXADDR, 0x00000000); - CSR_WRITE_4(sc, AL_RXADDR, 0x00000000); - - /* - * Free data in the RX lists. - */ - for (i = 0; i < AL_RX_LIST_CNT; i++) { - if (sc->al_ldata->al_rx_list[i].al_mbuf != NULL) { - m_freem(sc->al_ldata->al_rx_list[i].al_mbuf); - sc->al_ldata->al_rx_list[i].al_mbuf = NULL; - } - } - bzero((char *)&sc->al_ldata->al_rx_list, - sizeof(sc->al_ldata->al_rx_list)); - - /* - * Free the TX list buffers. - */ - for (i = 0; i < AL_TX_LIST_CNT; i++) { - if (sc->al_ldata->al_tx_list[i].al_mbuf != NULL) { - m_freem(sc->al_ldata->al_tx_list[i].al_mbuf); - sc->al_ldata->al_tx_list[i].al_mbuf = NULL; - } - } - - bzero((char *)&sc->al_ldata->al_tx_list, - sizeof(sc->al_ldata->al_tx_list)); - - ifp->if_flags &= ~(IFF_RUNNING | IFF_OACTIVE); - - return; -} - -/* - * Stop all chip I/O so that the kernel's probe routines don't - * get confused by errant DMAs when rebooting. - */ -void al_shutdown(v) - void *v; -{ - struct al_softc *sc = (struct al_softc *)v; - - al_stop(sc); -} - -struct cfattach al_ca = { - sizeof(struct al_softc), al_probe, al_attach -}; - -struct cfdriver al_cd = { - 0, "al", DV_IFNET -}; diff --git a/sys/dev/pci/if_alreg.h b/sys/dev/pci/if_alreg.h deleted file mode 100644 index ef8dc33e9a7..00000000000 --- a/sys/dev/pci/if_alreg.h +++ /dev/null @@ -1,560 +0,0 @@ -/* $OpenBSD: if_alreg.h,v 1.2 1999/11/28 16:43:47 aaron Exp $ */ -/* - * Copyright (c) 1997, 1998, 1999 - * Bill Paul . All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * This product includes software developed by Bill Paul. - * 4. Neither the name of the author nor the names of any co-contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY Bill Paul AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL Bill Paul OR THE VOICES IN HIS HEAD - * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR - * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF - * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS - * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN - * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) - * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF - * THE POSSIBILITY OF SUCH DAMAGE. - * - * $FreeBSD: src/sys/pci/if_alreg.h,v 1.4 1999/09/22 05:07:47 wpaul Exp $ - */ - -/* - * COMET register definitions. - */ - -#define AL_BUSCTL 0x00 /* bus control */ -#define AL_TXSTART 0x08 /* tx start demand */ -#define AL_RXSTART 0x10 /* rx start demand */ -#define AL_RXADDR 0x18 /* rx descriptor list start addr */ -#define AL_TXADDR 0x20 /* tx descriptor list start addr */ -#define AL_ISR 0x28 /* interrupt status register */ -#define AL_NETCFG 0x30 /* network config register */ -#define AL_IMR 0x38 /* interrupt mask */ -#define AL_FRAMESDISCARDED 0x40 /* # of discarded frames */ -#define AL_SIO 0x48 /* MII and ROM/EEPROM access */ -#define AL_RESERVED 0x50 -#define AL_GENTIMER 0x58 /* general timer */ -#define AL_GENPORT 0x60 /* general purpose port */ -#define AL_WAKEUP_CTL 0x68 /* wake-up control/status register */ -#define AL_WAKEUP_PAT 0x70 /* wake-up pattern data register */ -#define AL_WATCHDOG 0x78 /* watchdog timer */ -#define AL_ISR2 0x80 /* ISR assist register */ -#define AL_IMR2 0x84 /* IRM assist register */ -#define AL_COMMAND 0x88 /* command register */ -#define AL_PCIPERF 0x8C /* pci perf counter */ -#define AL_PWRMGMT 0x90 /* pwr management command/status */ -#define AL_TXBURST 0x9C /* tx burst counter/timeout */ -#define AL_FLASHPROM 0xA0 /* flash(boot) PROM port */ -#define AL_PAR0 0xA4 /* station address */ -#define AL_PAR1 0xA8 /* station address */ -#define AL_MAR0 0xAC /* multicast hash filter */ -#define AL_MAR1 0xB0 /* multicast hash filter */ -#define AL_BMCR 0xB4 /* built in PHY control */ -#define AL_BMSR 0xB8 /* built in PHY status */ -#define AL_VENID 0xBC /* built in PHY ID0 */ -#define AL_DEVID 0xC0 /* built in PHY ID1 */ -#define AL_ANAR 0xC4 /* built in PHY autoneg advert */ -#define AL_LPAR 0xC8 /* bnilt in PHY link part. ability */ -#define AL_ANER 0xCC /* built in PHY autoneg expansion */ -#define AL_PHY_MODECTL 0xD0 /* mode control */ -#define AL_PHY_CONFIG 0xD4 /* config info and inter status */ -#define AL_PHY_INTEN 0xD8 /* interrupto enable */ -#define AL_PHY_MODECTL_100TX 0xDC /* 100baseTX control/status */ - -/* - * Bus control bits. - */ -#define AL_BUSCTL_RESET 0x00000001 -#define AL_BUSCTL_ARBITRATION 0x00000002 -#define AL_BUSCTL_SKIPLEN 0x0000007C -#define AL_BUSCTL_BIGENDIAN 0x00000080 -#define AL_BUSCTL_BURSTLEN 0x00003F00 -#define AL_BUSCTL_CACHEALIGN 0x0000C000 -#define AL_BUSCTL_XMITPOLL 0x00060000 -#define AL_BUSCTL_BUF_BIGENDIAN 0x00100000 -#define AL_BUSCTL_READMULTI 0x00200000 -#define AL_BUSCTL_READLINE 0x00800000 -#define AL_BUSCTL_WRITEINVAL 0x01000000 - -#define AL_SKIPLEN_1LONG 0x00000004 -#define AL_SKIPLEN_2LONG 0x00000008 -#define AL_SKIPLEN_3LONG 0x00000010 -#define AL_SKIPLEN_4LONG 0x00000020 -#define AL_SKIPLEN_5LONG 0x00000040 - -#define AL_BURSTLEN_UNLIMIT 0x00000000 -#define AL_BURSTLEN_1LONG 0x00000100 -#define AL_BURSTLEN_2LONG 0x00000200 -#define AL_BURSTLEN_4LONG 0x00000400 -#define AL_BURSTLEN_8LONG 0x00000800 -#define AL_BURSTLEN_16LONG 0x00001000 -#define AL_BURSTLEN_32LONG 0x00002000 - -#define AL_CACHEALIGN_NONE 0x00000000 -#define AL_CACHEALIGN_8LONG 0x00004000 -#define AL_CACHEALIGN_16LONG 0x00008000 -#define AL_CACHEALIGN_32LONG 0x0000C000 - -#define AL_TXPOLL_OFF 0x00000000 -#define AL_TXPOLL_200U 0x00020000 -#define AX_TXPOLL_800U 0x00040000 -#define AL_TXPOLL_1600U 0x00060000 - -/* - * Interrupt status bits. - */ -#define AL_ISR_TX_OK 0x00000001 -#define AL_ISR_TX_IDLE 0x00000002 -#define AL_ISR_TX_NOBUF 0x00000004 -#define AL_ISR_TX_JABBERTIMEO 0x00000008 -#define AL_ISR_TX_UNDERRUN 0x00000020 -#define AL_ISR_RX_OK 0x00000040 -#define AL_ISR_RX_NOBUF 0x00000080 -#define AL_ISR_RX_IDLE 0x00000100 -#define AL_ISR_RX_WATDOGTIMEO 0x00000200 -#define AL_ISR_TIMER_EXPIRED 0x00000800 -#define AL_ISR_BUS_ERR 0x00002000 -#define AL_ISR_ABNORMAL 0x00008000 -#define AL_ISR_NORMAL 0x00010000 -#define AL_ISR_RX_STATE 0x000E0000 -#define AL_ISR_TX_STATE 0x00700000 -#define AL_ISR_BUSERRTYPE 0x03800000 - -#define AL_RXSTATE_STOPPED 0x00000000 /* 000 - Stopped */ -#define AL_RXSTATE_FETCH 0x00020000 /* 001 - Fetching descriptor */ -#define AL_RXSTATE_ENDCHECK 0x00040000 /* 010 - check for rx end */ -#define AL_RXSTATE_WAIT 0x00060000 /* 011 - waiting for packet */ -#define AL_RXSTATE_SUSPEND 0x00080000 /* 100 - suspend rx */ -#define AL_RXSTATE_CLOSE 0x000A0000 /* 101 - close tx desc */ -#define AL_RXSTATE_FLUSH 0x000C0000 /* 110 - flush from FIFO */ -#define AL_RXSTATE_DEQUEUE 0x000E0000 /* 111 - dequeue from FIFO */ - -#define AL_TXSTATE_RESET 0x00000000 /* 000 - reset */ -#define AL_TXSTATE_FETCH 0x00100000 /* 001 - fetching descriptor */ -#define AL_TXSTATE_WAITEND 0x00200000 /* 010 - wait for tx end */ -#define AL_TXSTATE_READING 0x00300000 /* 011 - read and enqueue */ -#define AL_TXSTATE_RSVD 0x00400000 /* 100 - reserved */ -#define AL_TXSTATE_SETUP 0x00500000 /* 101 - setup packet */ -#define AL_TXSTATE_SUSPEND 0x00600000 /* 110 - suspend tx */ -#define AL_TXSTATE_CLOSE 0x00700000 /* 111 - close tx desc */ - -/* - * Network config bits. - */ -#define AL_NETCFG_RX_ON 0x00000002 -#define AL_NETCFG_RX_BADFRAMES 0x00000008 -#define AL_NETCFG_RX_BACKOFF 0x00000020 -#define AL_NETCFG_RX_PROMISC 0x00000040 -#define AL_NETCFG_RX_ALLMULTI 0x00000080 -#define AL_NETCFG_OPMODE 0x00000C00 -#define AL_NETCFG_FORCECOLL 0x00001000 -#define AL_NETCFG_TX_ON 0x00002000 -#define AL_NETCFG_TX_THRESH 0x0000C000 -#define AL_NETCFG_HEARTBEAT 0x00080000 /* 0 == ON, 1 == OFF */ -#define AL_NETCFG_STORENFWD 0x00200000 - -#define AL_OPMODE_NORM 0x00000000 -#define AL_OPMODE_INTLOOP 0x00000400 -#define AL_OPMODE_EXTLOOP 0x00000800 - -#define AL_TXTHRESH_72BYTES 0x00000000 -#define AL_TXTHRESH_96BYTES 0x00004000 -#define AL_TXTHRESH_128BYTES 0x00008000 -#define AL_TXTHRESH_160BYTES 0x0000C000 - -/* - * Interrupt mask bits. - */ -#define AL_IMR_TX_OK 0x00000001 -#define AL_IMR_TX_IDLE 0x00000002 -#define AL_IMR_TX_NOBUF 0x00000004 -#define AL_IMR_TX_JABBERTIMEO 0x00000008 -#define AL_IMR_TX_UNDERRUN 0x00000020 -#define AL_IMR_RX_OK 0x00000040 -#define AL_IMR_RX_NOBUF 0x00000080 -#define AL_IMR_RX_IDLE 0x00000100 -#define AL_IMR_RX_WATDOGTIMEO 0x00000200 -#define AL_IMR_TIMER_EXPIRED 0x00000800 -#define AL_IMR_BUS_ERR 0x00002000 -#define AL_IMR_ABNORMAL 0x00008000 -#define AL_IMR_NORMAL 0x00010000 - -#define AL_INTRS \ - (AL_IMR_RX_OK|AL_IMR_TX_OK|AL_IMR_RX_NOBUF|AL_IMR_RX_WATDOGTIMEO|\ - AL_IMR_TX_NOBUF|AL_IMR_TX_UNDERRUN|AL_IMR_BUS_ERR| \ - AL_IMR_ABNORMAL|AL_IMR_NORMAL|AL_IMR_TX_IDLE|AL_IMR_RX_IDLE) - -/* - * Missed packer register. - */ -#define AL_MISSEDPKT_CNT 0x0000FFFF -#define AL_MISSEDPKT_OFLOW 0x00010000 - -/* - * Serial I/O (EEPROM/ROM) bits. - */ -#define AL_SIO_EE_CS 0x00000001 /* EEPROM chip select */ -#define AL_SIO_EE_CLK 0x00000002 /* EEPROM clock */ -#define AL_SIO_EE_DATAIN 0x00000004 /* EEPROM data output */ -#define AL_SIO_EE_DATAOUT 0x00000008 /* EEPROM data input */ -#define AL_SIO_EESEL 0x00000800 -#define AL_SIO_ROMCTL_WRITE 0x00002000 -#define AL_SIO_ROMCTL_READ 0x00004000 -#define AL_SIO_MII_CLK 0x00010000 /* MDIO clock */ -#define AL_SIO_MII_DATAOUT 0x00020000 /* MDIO data out */ -#define AL_SIO_MII_DIR 0x00040000 /* MDIO dir */ -#define AL_SIO_MII_DATAIN 0x00080000 /* MDIO data in */ - -#define AL_EECMD_WRITE 0x140 -#define AL_EECMD_READ 0x180 -#define AL_EECMD_ERASE 0x1c0 - -#define AL_EE_NODEADDR_OFFSET 0x70 -#define AL_EE_NODEADDR 4 - -/* - * General purpose timer register - */ -#define AL_TIMER_VALUE 0x0000FFFF -#define AL_TIMER_CONTINUOUS 0x00010000 - -/* - * Wakeup control/status register. - */ -#define AL_WU_LINKSTS 0x00000001 /* link status changed */ -#define AL_WU_MAGICPKT 0x00000002 /* magic packet received */ -#define AL_WU_WUPKT 0x00000004 /* wake up pkt received */ -#define AL_WU_LINKSTS_ENB 0x00000100 /* enable linksts event */ -#define AL_WU_MAGICPKT_ENB 0x00000200 /* enable magicpkt event */ -#define AL_WU_WUPKT_ENB 0x00000400 /* enable wakeup pkt event */ -#define AL_WU_LINKON_ENB 0x00010000 /* enable link on detect */ -#define AL_WU_LINKOFF_ENB 0x00020000 /* enable link off detect */ -#define AL_WU_WKUPMATCH_PAT5 0x02000000 /* enable wkup pat 5 match */ -#define AL_WU_WKUPMATCH_PAT4 0x04000000 /* enable wkup pat 4 match */ -#define AL_WU_WKUPMATCH_PAT3 0x08000000 /* enable wkup pat 3 match */ -#define AL_WU_WKUPMATCH_PAT2 0x10000000 /* enable wkup pat 2 match */ -#define AL_WU_WKUPMATCH_PAT1 0x20000000 /* enable wkup pat 1 match */ -#define AL_WU_CRCTYPE 0x40000000 /* crc: 0=0000, 1=ffff */ - -/* - * Wakeup pattern structure. - */ -struct al_wu_pattern { - u_int32_t al_wu_bits[4]; -}; - -struct al_wakeup { - struct al_wu_pattern al_wu_pat; - u_int16_t al_wu_crc1; - u_int16_t al_wu_offset1; -}; - -struct al_wakup_record { - struct al_wakeup al_wakeup[5]; -}; - -/* - * Watchdog timer register. - */ -#define AL_WDOG_JABDISABLE 0x00000001 -#define AL_WDOG_NONJABBER 0x00000002 -#define AL_WDOG_JABCLK 0x00000004 -#define AL_WDOG_RXWDOG_DIS 0x00000010 -#define AL_WDOG_RXWDOG_REL 0x00000020 - -/* - * Assistant status register. - */ -#define AL_ISR2_ABNORMAL 0x00008000 -#define AL_ISR2_NORMAL 0x00010000 -#define AL_ISR2_RX_STATE 0x000E0000 -#define AL_ISR2_TX_STATE 0x00700000 -#define AL_ISR2_BUSERRTYPE 0x03800000 -#define AL_ISR2_PAUSE 0x04000000 /* PAUSE frame received */ -#define AL_ISR2_TX_DEFER 0x10000000 -#define AL_ISR2_XCVR_INT 0x20000000 -#define AL_ISR2_RX_EARLY 0x40000000 -#define AL_ISR2_TX_EARLY 0x80000000 - -/* - * Assistant mask register. - */ -#define AL_IMR2_ABNORMAL 0x00008000 -#define AL_IMR2_NORMAL 0x00010000 -#define AL_IMR2_PAUSE 0x04000000 /* PAUSE frame received */ -#define AL_IMR2_TX_DEFER 0x10000000 -#define AL_IMR2_XCVR_INT 0x20000000 -#define AL_IMR2_RX_EARLY 0x40000000 -#define AL_IMR2_TX_EARLY 0x80000000 - -/* - * Command register, some bits loaded from EEPROM. - */ -#define AL_CMD_TXURUN_REC 0x00000001 /* enable TX underflow recovery */ -#define AL_CMD_SOFTWARE_INT 0x00000002 /* software interrupt */ -#define AL_CMD_DRT 0x0000000C /* drain receive threshold */ -#define AL_CMD_RXTHRESH_ENB 0x00000010 /* rx threshold enable */ -#define AL_CMD_PAUSE 0x00000020 -#define AL_CMD_RST_WU_PTR 0x00000040 /* reset wakeup pattern reg. */ -/* Values below loaded from EEPROM. */ -#define AL_CMD_WOL_ENB 0x00040000 /* WOL enable */ -#define AL_CMD_PM_ENB 0x00080000 /* pwr mgmt enable */ -#define AL_CMD_RX_FIFO 0x00300000 -#define AL_CMD_LED_MODE 0x00400000 -#define AL_CMD_CURRENT_MODE 0x70000000 -#define AL_CMD_D3COLD 0x80000000 - -/* - * PCI performance counter. - */ -#define AL_PCI_DW_CNT 0x000000FF -#define AL_PCI_CLK 0xFFFF0000 - -/* - * Power management command and status. - */ -#define AL_PWRM_PWR_STATE 0x00000003 -#define AL_PWRM_PME_EN 0x00000100 -#define AL_PWRM_DSEL 0x00001E00 -#define AL_PWRM_DSCALE 0x00006000 -#define AL_PWRM_PME_STAT 0x00008000 - -/* - * TX burst count / timeout register. - */ -#define AL_TXB_TIMEO 0x00000FFF -#define AL_TXB_BURSTCNT 0x0000F000 - -/* - * Flash PROM register. - */ -#define AL_PROM_DATA 0x0000000F -#define AL_PROM_ADDR 0x01FFFFF0 -#define AL_PROM_WR_ENB 0x04000000 -#define AL_PROM_BRA16_ON 0x80000000 - -/* - * COMET TX/RX list structure. - */ - -struct al_desc { - u_int32_t al_status; - u_int32_t al_ctl; - u_int32_t al_ptr1; - u_int32_t al_ptr2; - /* Driver specific stuff. */ -#ifdef __i386__ - u_int32_t al_pad; -#endif - struct mbuf *al_mbuf; - struct al_desc *al_nextdesc; -}; - -#define al_data al_ptr1 -#define al_next al_ptr2 - -#define AL_RXSTAT_FIFOOFLOW 0x00000001 -#define AL_RXSTAT_CRCERR 0x00000002 -#define AL_RXSTAT_DRIBBLE 0x00000004 -#define AL_RXSTAT_WATCHDOG 0x00000010 -#define AL_RXSTAT_FRAMETYPE 0x00000020 /* 0 == IEEE 802.3 */ -#define AL_RXSTAT_COLLSEEN 0x00000040 -#define AL_RXSTAT_GIANT 0x00000080 -#define AL_RXSTAT_LASTFRAG 0x00000100 -#define AL_RXSTAT_FIRSTFRAG 0x00000200 -#define AL_RXSTAT_MULTICAST 0x00000400 -#define AL_RXSTAT_RUNT 0x00000800 -#define AL_RXSTAT_RXTYPE 0x00003000 -#define AL_RXSTAT_RXERR 0x00008000 -#define AL_RXSTAT_RXLEN 0x3FFF0000 -#define AL_RXSTAT_OWN 0x80000000 - -#define AL_RXBYTES(x) ((x & AL_RXSTAT_RXLEN) >> 16) -#define AL_RXSTAT (AL_RXSTAT_FIRSTFRAG|AL_RXSTAT_LASTFRAG|AL_RXSTAT_OWN) - -#define AL_RXCTL_BUFLEN1 0x00000FFF -#define AL_RXCTL_BUFLEN2 0x00FFF000 -#define AL_RXCTL_RLINK 0x01000000 -#define AL_RXCTL_RLAST 0x02000000 - -#define AL_TXSTAT_DEFER 0x00000001 -#define AL_TXSTAT_UNDERRUN 0x00000002 -#define AL_TXSTAT_LINKFAIL 0x00000003 -#define AL_TXSTAT_COLLCNT 0x00000078 -#define AL_TXSTAT_SQE 0x00000080 -#define AL_TXSTAT_EXCESSCOLL 0x00000100 -#define AL_TXSTAT_LATECOLL 0x00000200 -#define AL_TXSTAT_NOCARRIER 0x00000400 -#define AL_TXSTAT_CARRLOST 0x00000800 -#define AL_TXSTAT_JABTIMEO 0x00004000 -#define AL_TXSTAT_ERRSUM 0x00008000 -#define AL_TXSTAT_OWN 0x80000000 - -#define AL_TXCTL_BUFLEN1 0x000007FF -#define AL_TXCTL_BUFLEN2 0x003FF800 -#define AL_TXCTL_PAD 0x00800000 -#define AL_TXCTL_TLINK 0x01000000 -#define AL_TXCTL_TLAST 0x02000000 -#define AL_TXCTL_NOCRC 0x04000000 -#define AL_TXCTL_FIRSTFRAG 0x20000000 -#define AL_TXCTL_LASTFRAG 0x40000000 -#define AL_TXCTL_FINT 0x80000000 - -#define AL_MAXFRAGS 16 -#define AL_RX_LIST_CNT 64 -#define AL_TX_LIST_CNT 128 -#define AL_MIN_FRAMELEN 60 -#define AL_RXLEN 1536 - -#define AL_INC(x, y) (x) = (x + 1) % y - -struct al_list_data { - struct al_desc al_rx_list[AL_RX_LIST_CNT]; - struct al_desc al_tx_list[AL_TX_LIST_CNT]; -}; - -struct al_chain_data { - int al_tx_prod; - int al_tx_cons; - int al_tx_cnt; - int al_rx_prod; -}; - -struct al_type { - u_int16_t al_vid; - u_int16_t al_did; - char *al_name; -}; - -struct al_mii_frame { - u_int8_t mii_stdelim; - u_int8_t mii_opcode; - u_int8_t mii_phyaddr; - u_int8_t mii_regaddr; - u_int8_t mii_turnaround; - u_int16_t mii_data; -}; - -#define AL_MII_STARTDELIM 0x01 -#define AL_MII_READOP 0x02 -#define AL_MII_WRITEOP 0x01 -#define AL_MII_TURNAROUND 0x02 - -struct al_softc { - struct device sc_dev; /* generic device structure */ - void *sc_ih; /* interrupt handler cookie */ - struct arpcom arpcom; /* interface info */ - struct ifmedia ifmedia; /* media info */ - mii_data_t sc_mii; /* mii bus */ - bus_space_handle_t al_bhandle; /* bus space handle */ - bus_space_tag_t al_btag; /* bus space tag */ - void *al_intrhand; - struct al_type *al_info; /* COMET adapter info */ - struct al_type *al_pinfo; - pci_product_id_t al_did; - u_int8_t al_unit; /* interface number */ - struct al_list_data *al_ldata; - caddr_t al_ldata_ptr; - struct al_chain_data al_cdata; - u_int8_t al_cachesize; -}; - -/* - * register space access macros - */ -#define CSR_WRITE_4(sc, reg, val) \ - bus_space_write_4(sc->al_btag, sc->al_bhandle, reg, val) -#define CSR_WRITE_2(sc, reg, val) \ - bus_space_write_2(sc->al_btag, sc->al_bbhandle, reg, val) -#define CSR_WRITE_1(sc, reg, val) \ - bus_space_write_1(sc->al_btag, sc->al_bhandle, reg, val) - -#define CSR_READ_4(sc, reg) \ - bus_space_read_4(sc->al_btag, sc->al_bhandle, reg) -#define CSR_READ_2(sc, reg) \ - bus_space_read_2(sc->al_btag, sc->al_bhandle, reg) -#define CSR_READ_1(sc, reg) \ - bus_space_read_1(sc->al_btag, sc->al_bhandle, reg) - -#define AL_TIMEOUT 1000 -#define ETHER_ALIGN 2 - -/* - * General constants that are fun to know. - * - * ADMtek PCI vendor ID - */ -#define AL_VENDORID 0x1317 - -/* - * AL981 device IDs. - */ -#define AL_DEVICEID_AL981 0x0981 - -/* - * AN985 device IDs. - */ -#define AL_DEVICEID_AN985 0x0985 - -/* - * PCI low memory base and low I/O base register, and - * other PCI registers. - */ - -#define AL_PCI_VENDOR_ID 0x00 -#define AL_PCI_DEVICE_ID 0x02 -#define AL_PCI_COMMAND 0x04 -#define AL_PCI_STATUS 0x06 -#define AL_PCI_REVID 0x08 -#define AL_PCI_CLASSCODE 0x09 -#define AL_PCI_CACHELEN 0x0C -#define AL_PCI_LATENCY_TIMER 0x0D -#define AL_PCI_HEADER_TYPE 0x0E -#define AL_PCI_LOIO 0x10 -#define AL_PCI_LOMEM 0x14 -#define AL_PCI_BIOSROM 0x30 -#define AL_PCI_INTLINE 0x3C -#define AL_PCI_INTPIN 0x3D -#define AL_PCI_MINGNT 0x3E -#define AL_PCI_MINLAT 0x0F -#define AL_PCI_RESETOPT 0x48 -#define AL_PCI_EEPROM_DATA 0x4C - -/* power management registers */ -#define AL_PCI_CAPID 0x44 /* 8 bits */ -#define AL_PCI_NEXTPTR 0x45 /* 8 bits */ -#define AL_PCI_PWRMGMTCAP 0x46 /* 16 bits */ -#define AL_PCI_PWRMGMTCTRL 0x48 /* 16 bits */ - -#define AL_PSTATE_MASK 0x0003 -#define AL_PSTATE_D0 0x0000 -#define AL_PSTATE_D1 0x0001 -#define AL_PSTATE_D2 0x0002 -#define AL_PSTATE_D3 0x0003 -#define AL_PME_EN 0x0010 -#define AL_PME_STATUS 0x8000 - -#ifdef __alpha__ -#undef vtophys -#define vtophys(va) alpha_XXX_dmamap((vm_offset_t)va) -#endif - -#ifndef ETHER_CRC_LEN -#define ETHER_CRC_LEN 4 -#endif - diff --git a/sys/dev/pci/if_ax.c b/sys/dev/pci/if_ax.c deleted file mode 100644 index 0410972c9a5..00000000000 --- a/sys/dev/pci/if_ax.c +++ /dev/null @@ -1,2141 +0,0 @@ -/* $OpenBSD: if_ax.c,v 1.8 2000/02/15 02:28:14 jason Exp $ */ - -/* - * Copyright (c) 1997, 1998, 1999 - * Bill Paul . All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * This product includes software developed by Bill Paul. - * 4. Neither the name of the author nor the names of any co-contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY Bill Paul AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL Bill Paul OR THE VOICES IN HIS HEAD - * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR - * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF - * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS - * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN - * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) - * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF - * THE POSSIBILITY OF SUCH DAMAGE. - * - * $FreeBSD: if_ax.c,v 1.11 1999/07/06 19:23:22 des Exp $ - */ - -/* - * ASIX AX88140A and AX88141 fast ethernet PCI NIC driver. - * - * Written by Bill Paul - * Electrical Engineering Department - * Columbia University, New York City - */ - -/* - * The ASIX Electronics AX88140A is still another DEC 21x4x clone. It's - * a reasonably close copy of the tulip, except for the receiver filter - * programming. Where the DEC chip has a special setup frame that - * needs to be downloaded into the transmit DMA engine, the ASIX chip - * has a less complicated setup frame which is written into one of - * the registers. - */ - -#include "bpfilter.h" - -#include -#include -#include -#include -#include -#include -#include -#include -#include - -#include -#include -#include - -#ifdef INET -#include -#include -#include -#include -#include -#endif - -#include - -#if NBPFILTER > 0 -#include -#endif - -#include /* for vtophys */ -#include /* for vtophys */ - -#include - -#include -#include -#include - -#define AX_USEIOSPACE - -/* #define AX_BACKGROUND_AUTONEG */ - -#include - -/* - * Various supported PHY vendors/types and their names. Note that - * this driver will work with pretty much any MII-compliant PHY, - * so failure to positively identify the chip is not a fatal error. - */ - -struct ax_type ax_phys[] = { - { TI_PHY_VENDORID, TI_PHY_10BT, "" }, - { TI_PHY_VENDORID, TI_PHY_100VGPMI, "" }, - { NS_PHY_VENDORID, NS_PHY_83840A, ""}, - { LEVEL1_PHY_VENDORID, LEVEL1_PHY_LXT970, "" }, - { INTEL_PHY_VENDORID, INTEL_PHY_82555, "" }, - { SEEQ_PHY_VENDORID, SEEQ_PHY_80220, "" }, - { 0, 0, "" } -}; - -int ax_probe __P((struct device *, void *, void *)); -void ax_attach __P((struct device *, struct device *, void *)); -int ax_intr __P((void *)); -void ax_shutdown __P((void *)); -int ax_newbuf __P((struct ax_softc *, struct ax_chain_onefrag *, - struct mbuf *)); -int ax_encap __P((struct ax_softc *, struct ax_chain *, - struct mbuf *)); -void ax_rxeof __P((struct ax_softc *)); -void ax_rxeoc __P((struct ax_softc *)); -void ax_txeof __P((struct ax_softc *)); -void ax_txeoc __P((struct ax_softc *)); -void ax_start __P((struct ifnet *)); -int ax_ioctl __P((struct ifnet *, u_long, caddr_t)); -void ax_init __P((void *)); -void ax_stop __P((struct ax_softc *)); -void ax_watchdog __P((struct ifnet *)); -u_int32_t ax_calchash __P((caddr_t)); -void ax_autoneg_mii __P((struct ax_softc *, int, int)); -void ax_setmode_mii __P((struct ax_softc *, int)); -void ax_ifmedia_sts __P((struct ifnet *, struct ifmediareq *)); -void ax_getmode_mii __P((struct ax_softc *)); -void ax_setcfg __P((struct ax_softc *, int)); -void ax_autoneg_xmit __P((struct ax_softc *)); -int ax_ifmedia_upd __P((struct ifnet *)); -void ax_setmode __P((struct ax_softc *, int, int)); - -void ax_delay __P((struct ax_softc *)); -void ax_eeprom_idle __P((struct ax_softc *)); -void ax_eeprom_putbyte __P((struct ax_softc *, int)); -void ax_eeprom_getword __P((struct ax_softc *, int, u_int16_t *)); -void ax_read_eeprom __P((struct ax_softc *, caddr_t, int, - int, int)); - -void ax_mii_writebit __P((struct ax_softc *, int)); -int ax_mii_readbit __P((struct ax_softc *)); -void ax_mii_sync __P((struct ax_softc *)); -void ax_mii_send __P((struct ax_softc *, u_int32_t, int)); -int ax_mii_readreg __P((struct ax_softc *, struct ax_mii_frame *)); -int ax_mii_writereg __P((struct ax_softc *, struct ax_mii_frame *)); -u_int16_t ax_phy_readreg __P((struct ax_softc *, int)); -void ax_phy_writereg __P((struct ax_softc *, int, int)); - -void ax_setmulti __P((struct ax_softc *)); -void ax_reset __P((struct ax_softc *)); -int ax_list_rx_init __P((struct ax_softc *)); -int ax_list_tx_init __P((struct ax_softc *)); - -#define AX_SETBIT(sc, reg, x) \ - CSR_WRITE_4(sc, reg, \ - CSR_READ_4(sc, reg) | x) - -#define AX_CLRBIT(sc, reg, x) \ - CSR_WRITE_4(sc, reg, \ - CSR_READ_4(sc, reg) & ~x) - -#define SIO_SET(x) \ - CSR_WRITE_4(sc, AX_SIO, \ - CSR_READ_4(sc, AX_SIO) | x) - -#define SIO_CLR(x) \ - CSR_WRITE_4(sc, AX_SIO, \ - CSR_READ_4(sc, AX_SIO) & ~x) - -void ax_delay(sc) - struct ax_softc *sc; -{ - int idx; - - for (idx = (300 / 33) + 1; idx > 0; idx--) - CSR_READ_4(sc, AX_BUSCTL); -} - -void ax_eeprom_idle(sc) - struct ax_softc *sc; -{ - register int i; - - CSR_WRITE_4(sc, AX_SIO, AX_SIO_EESEL); - ax_delay(sc); - AX_SETBIT(sc, AX_SIO, AX_SIO_ROMCTL_READ); - ax_delay(sc); - AX_SETBIT(sc, AX_SIO, AX_SIO_EE_CS); - ax_delay(sc); - AX_SETBIT(sc, AX_SIO, AX_SIO_EE_CLK); - ax_delay(sc); - - for (i = 0; i < 25; i++) { - AX_CLRBIT(sc, AX_SIO, AX_SIO_EE_CLK); - ax_delay(sc); - AX_SETBIT(sc, AX_SIO, AX_SIO_EE_CLK); - ax_delay(sc); - } - - AX_CLRBIT(sc, AX_SIO, AX_SIO_EE_CLK); - ax_delay(sc); - AX_CLRBIT(sc, AX_SIO, AX_SIO_EE_CS); - ax_delay(sc); - CSR_WRITE_4(sc, AX_SIO, 0x00000000); - - return; -} - -/* - * Send a read command and address to the EEPROM, check for ACK. - */ -void ax_eeprom_putbyte(sc, addr) - struct ax_softc *sc; - int addr; -{ - register int d, i; - - d = addr | AX_EECMD_READ; - - /* - * Feed in each bit and stobe the clock. - */ - for (i = 0x400; i; i >>= 1) { - if (d & i) { - SIO_SET(AX_SIO_EE_DATAIN); - } else { - SIO_CLR(AX_SIO_EE_DATAIN); - } - ax_delay(sc); - SIO_SET(AX_SIO_EE_CLK); - ax_delay(sc); - SIO_CLR(AX_SIO_EE_CLK); - ax_delay(sc); - } - - return; -} - -/* - * Read a word of data stored in the EEPROM at address 'addr.' - */ -void ax_eeprom_getword(sc, addr, dest) - struct ax_softc *sc; - int addr; - u_int16_t *dest; -{ - register int i; - u_int16_t word = 0; - - /* Force EEPROM to idle state. */ - ax_eeprom_idle(sc); - - /* Enter EEPROM access mode. */ - CSR_WRITE_4(sc, AX_SIO, AX_SIO_EESEL); - ax_delay(sc); - AX_SETBIT(sc, AX_SIO, AX_SIO_ROMCTL_READ); - ax_delay(sc); - AX_SETBIT(sc, AX_SIO, AX_SIO_EE_CS); - ax_delay(sc); - AX_SETBIT(sc, AX_SIO, AX_SIO_EE_CLK); - ax_delay(sc); - - /* - * Send address of word we want to read. - */ - ax_eeprom_putbyte(sc, addr); - - /* - * Start reading bits from EEPROM. - */ - for (i = 0x8000; i; i >>= 1) { - SIO_SET(AX_SIO_EE_CLK); - ax_delay(sc); - if (CSR_READ_4(sc, AX_SIO) & AX_SIO_EE_DATAOUT) - word |= i; - ax_delay(sc); - SIO_CLR(AX_SIO_EE_CLK); - ax_delay(sc); - } - - /* Turn off EEPROM access mode. */ - ax_eeprom_idle(sc); - - *dest = word; - - return; -} - -/* - * Read a sequence of words from the EEPROM. - */ -void ax_read_eeprom(sc, dest, off, cnt, swap) - struct ax_softc *sc; - caddr_t dest; - int off; - int cnt; - int swap; -{ - int i; - u_int16_t word = 0, *ptr; - - for (i = 0; i < cnt; i++) { - ax_eeprom_getword(sc, off + i, &word); - ptr = (u_int16_t *)(dest + (i * 2)); - if (swap) - *ptr = ntohs(word); - else - *ptr = word; - } - - return; -} - -/* - * Write a bit to the MII bus. - */ -void ax_mii_writebit(sc, bit) - struct ax_softc *sc; - int bit; -{ - if (bit) - CSR_WRITE_4(sc, AX_SIO, AX_SIO_ROMCTL_WRITE|AX_SIO_MII_DATAOUT) -; - else - CSR_WRITE_4(sc, AX_SIO, AX_SIO_ROMCTL_WRITE); - - AX_SETBIT(sc, AX_SIO, AX_SIO_MII_CLK); - AX_CLRBIT(sc, AX_SIO, AX_SIO_MII_CLK); - - return; -} - -/* - * Read a bit from the MII bus. - */ -int ax_mii_readbit(sc) - struct ax_softc *sc; -{ - CSR_WRITE_4(sc, AX_SIO, AX_SIO_ROMCTL_READ|AX_SIO_MII_DIR); - CSR_READ_4(sc, AX_SIO); - AX_SETBIT(sc, AX_SIO, AX_SIO_MII_CLK); - AX_CLRBIT(sc, AX_SIO, AX_SIO_MII_CLK); - if (CSR_READ_4(sc, AX_SIO) & AX_SIO_MII_DATAIN) - return(1); - - return(0); -} - -/* - * Sync the PHYs by setting data bit and strobing the clock 32 times. - */ -void ax_mii_sync(sc) - struct ax_softc *sc; -{ - register int i; - - CSR_WRITE_4(sc, AX_SIO, AX_SIO_ROMCTL_WRITE); - - for (i = 0; i < 32; i++) - ax_mii_writebit(sc, 1); - - return; -} - -/* - * Clock a series of bits through the MII. - */ -void ax_mii_send(sc, bits, cnt) - struct ax_softc *sc; - u_int32_t bits; - int cnt; -{ - int i; - - for (i = (0x1 << (cnt - 1)); i; i >>= 1) - ax_mii_writebit(sc, bits & i); -} - -/* - * Read an PHY register through the MII. - */ -int ax_mii_readreg(sc, frame) - struct ax_softc *sc; - struct ax_mii_frame *frame; - -{ - int i, ack, s; - - s = splimp(); - - /* - * Set up frame for RX. - */ - frame->mii_stdelim = AX_MII_STARTDELIM; - frame->mii_opcode = AX_MII_READOP; - frame->mii_turnaround = 0; - frame->mii_data = 0; - - /* - * Sync the PHYs. - */ - ax_mii_sync(sc); - - /* - * Send command/address info. - */ - ax_mii_send(sc, frame->mii_stdelim, 2); - ax_mii_send(sc, frame->mii_opcode, 2); - ax_mii_send(sc, frame->mii_phyaddr, 5); - ax_mii_send(sc, frame->mii_regaddr, 5); - -#ifdef notdef - /* Idle bit */ - ax_mii_writebit(sc, 1); - ax_mii_writebit(sc, 0); -#endif - - /* Check for ack */ - ack = ax_mii_readbit(sc); - - /* - * Now try reading data bits. If the ack failed, we still - * need to clock through 16 cycles to keep the PHY(s) in sync. - */ - if (ack) { - for(i = 0; i < 16; i++) { - ax_mii_readbit(sc); - } - goto fail; - } - - for (i = 0x8000; i; i >>= 1) { - if (!ack) { - if (ax_mii_readbit(sc)) - frame->mii_data |= i; - } - } - -fail: - - ax_mii_writebit(sc, 0); - ax_mii_writebit(sc, 0); - - splx(s); - - if (ack) - return(1); - return(0); -} - -/* - * Write to a PHY register through the MII. - */ -int ax_mii_writereg(sc, frame) - struct ax_softc *sc; - struct ax_mii_frame *frame; - -{ - int s; - - s = splimp(); - /* - * Set up frame for TX. - */ - - frame->mii_stdelim = AX_MII_STARTDELIM; - frame->mii_opcode = AX_MII_WRITEOP; - frame->mii_turnaround = AX_MII_TURNAROUND; - - /* - * Sync the PHYs. - */ - ax_mii_sync(sc); - - ax_mii_send(sc, frame->mii_stdelim, 2); - ax_mii_send(sc, frame->mii_opcode, 2); - ax_mii_send(sc, frame->mii_phyaddr, 5); - ax_mii_send(sc, frame->mii_regaddr, 5); - ax_mii_send(sc, frame->mii_turnaround, 2); - ax_mii_send(sc, frame->mii_data, 16); - - /* Idle bit. */ - ax_mii_writebit(sc, 0); - ax_mii_writebit(sc, 0); - - splx(s); - - return(0); -} - -u_int16_t ax_phy_readreg(sc, reg) - struct ax_softc *sc; - int reg; -{ - struct ax_mii_frame frame; - - bzero((char *)&frame, sizeof(frame)); - - frame.mii_phyaddr = sc->ax_phy_addr; - frame.mii_regaddr = reg; - ax_mii_readreg(sc, &frame); - - return(frame.mii_data); -} - -void ax_phy_writereg(sc, reg, data) - struct ax_softc *sc; - int reg; - int data; -{ - struct ax_mii_frame frame; - - bzero((char *)&frame, sizeof(frame)); - - frame.mii_phyaddr = sc->ax_phy_addr; - frame.mii_regaddr = reg; - frame.mii_data = data; - - ax_mii_writereg(sc, &frame); - - return; -} - -/* - * Calculate CRC of a multicast group address, return the lower 6 bits. - */ -u_int32_t ax_calchash(addr) - caddr_t addr; -{ - u_int32_t crc, carry; - int i, j; - u_int8_t c; - - /* Compute CRC for the address value. */ - crc = 0xFFFFFFFF; /* initial value */ - - for (i = 0; i < 6; i++) { - c = *(addr + i); - for (j = 0; j < 8; j++) { - carry = ((crc & 0x80000000) ? 1 : 0) ^ (c & 0x01); - crc <<= 1; - c >>= 1; - if (carry) - crc = (crc ^ 0x04c11db6) | carry; - } - } - - /* return the filter bit position */ - return((crc >> 26) & 0x0000003F); -} - -void ax_setmulti(sc) - struct ax_softc *sc; -{ - struct ifnet *ifp; - int h = 0; - u_int32_t hashes[2] = { 0, 0 }; - struct arpcom *ac = &sc->arpcom; - struct ether_multi *enm; - struct ether_multistep step; - u_int32_t rxfilt; - - ifp = &sc->arpcom.ac_if; - - rxfilt = CSR_READ_4(sc, AX_NETCFG); - - if (ifp->if_flags & IFF_ALLMULTI || ifp->if_flags & IFF_PROMISC) { - rxfilt |= AX_NETCFG_RX_ALLMULTI; - CSR_WRITE_4(sc, AX_NETCFG, rxfilt); - return; - } else - rxfilt &= ~AX_NETCFG_RX_ALLMULTI; - - /* first, zot all the existing hash bits */ - CSR_WRITE_4(sc, AX_FILTIDX, AX_FILTIDX_MAR0); - CSR_WRITE_4(sc, AX_FILTDATA, 0); - CSR_WRITE_4(sc, AX_FILTIDX, AX_FILTIDX_MAR1); - CSR_WRITE_4(sc, AX_FILTDATA, 0); - - /* now program new ones */ - ETHER_FIRST_MULTI(step, ac, enm); - while (enm != NULL) { - h = ax_calchash(enm->enm_addrlo); - if (h < 32) - hashes[0] |= (1 << h); - else - hashes[1] |= (1 << (h - 32)); - ETHER_NEXT_MULTI(step, enm); - } - - CSR_WRITE_4(sc, AX_FILTIDX, AX_FILTIDX_MAR0); - CSR_WRITE_4(sc, AX_FILTDATA, hashes[0]); - CSR_WRITE_4(sc, AX_FILTIDX, AX_FILTIDX_MAR1); - CSR_WRITE_4(sc, AX_FILTDATA, hashes[1]); - CSR_WRITE_4(sc, AX_NETCFG, rxfilt); - - return; -} - -/* - * Initiate an autonegotiation session. - */ -void ax_autoneg_xmit(sc) - struct ax_softc *sc; -{ - u_int16_t phy_sts; - - ax_phy_writereg(sc, PHY_BMCR, PHY_BMCR_RESET); - DELAY(500); - while(ax_phy_readreg(sc, PHY_BMCR) - & PHY_BMCR_RESET); - - phy_sts = ax_phy_readreg(sc, PHY_BMCR); - phy_sts |= PHY_BMCR_AUTONEGENBL|PHY_BMCR_AUTONEGRSTR; - ax_phy_writereg(sc, PHY_BMCR, phy_sts); - - return; -} - -/* - * Invoke autonegotiation on a PHY. - */ -void ax_autoneg_mii(sc, flag, verbose) - struct ax_softc *sc; - int flag; - int verbose; -{ - u_int16_t phy_sts = 0, media, advert, ability; - struct ifnet *ifp; - struct ifmedia *ifm; - - ifm = &sc->ifmedia; - ifp = &sc->arpcom.ac_if; - - ifm->ifm_media = IFM_ETHER | IFM_AUTO; - - /* - * The 100baseT4 PHY on the 3c905-T4 has the 'autoneg supported' - * bit cleared in the status register, but has the 'autoneg enabled' - * bit set in the control register. This is a contradiction, and - * I'm not sure how to handle it. If you want to force an attempt - * to autoneg for 100baseT4 PHYs, #define FORCE_AUTONEG_TFOUR - * and see what happens. - */ -#ifndef FORCE_AUTONEG_TFOUR - /* - * First, see if autoneg is supported. If not, there's - * no point in continuing. - */ - phy_sts = ax_phy_readreg(sc, PHY_BMSR); - if (!(phy_sts & PHY_BMSR_CANAUTONEG)) { - if (verbose) - printf("ax%d: autonegotiation not supported\n", - sc->ax_unit); - ifm->ifm_media = IFM_ETHER|IFM_10_T|IFM_HDX; - return; - } -#endif - - switch (flag) { - case AX_FLAG_FORCEDELAY: - /* - * XXX Never use this option anywhere but in the probe - * routine: making the kernel stop dead in its tracks - * for three whole seconds after we've gone multi-user - * is really bad manners. - */ - ax_autoneg_xmit(sc); - DELAY(5000000); - break; - case AX_FLAG_SCHEDDELAY: - /* - * Wait for the transmitter to go idle before starting - * an autoneg session, otherwise ax_start() may clobber - * our timeout, and we don't want to allow transmission - * during an autoneg session since that can screw it up. - */ - if (sc->ax_cdata.ax_tx_head != NULL) { - sc->ax_want_auto = 1; - return; - } - ax_autoneg_xmit(sc); - ifp->if_timer = 5; - sc->ax_autoneg = 1; - sc->ax_want_auto = 0; - return; - break; - case AX_FLAG_DELAYTIMEO: - ifp->if_timer = 0; - sc->ax_autoneg = 0; - break; - default: - printf("ax%d: invalid autoneg flag: %d\n", sc->ax_unit, flag); - return; - } - - if (ax_phy_readreg(sc, PHY_BMSR) & PHY_BMSR_AUTONEGCOMP) { - if (verbose) - printf("ax%d: autoneg complete, ", sc->ax_unit); - phy_sts = ax_phy_readreg(sc, PHY_BMSR); - } else { - if (verbose) - printf("ax%d: autoneg not complete, ", sc->ax_unit); - } - - media = ax_phy_readreg(sc, PHY_BMCR); - - /* Link is good. Report modes and set duplex mode. */ - if (ax_phy_readreg(sc, PHY_BMSR) & PHY_BMSR_LINKSTAT) { - if (verbose) - printf("link status good "); - advert = ax_phy_readreg(sc, PHY_ANAR); - ability = ax_phy_readreg(sc, PHY_LPAR); - - if (advert & PHY_ANAR_100BT4 && ability & PHY_ANAR_100BT4) { - ifm->ifm_media = IFM_ETHER|IFM_100_T4; - media |= PHY_BMCR_SPEEDSEL; - media &= ~PHY_BMCR_DUPLEX; - printf("(100baseT4)\n"); - } else if (advert & PHY_ANAR_100BTXFULL && - ability & PHY_ANAR_100BTXFULL) { - ifm->ifm_media = IFM_ETHER|IFM_100_TX|IFM_FDX; - media |= PHY_BMCR_SPEEDSEL; - media |= PHY_BMCR_DUPLEX; - printf("(full-duplex, 100Mbps)\n"); - } else if (advert & PHY_ANAR_100BTXHALF && - ability & PHY_ANAR_100BTXHALF) { - ifm->ifm_media = IFM_ETHER|IFM_100_TX|IFM_HDX; - media |= PHY_BMCR_SPEEDSEL; - media &= ~PHY_BMCR_DUPLEX; - printf("(half-duplex, 100Mbps)\n"); - } else if (advert & PHY_ANAR_10BTFULL && - ability & PHY_ANAR_10BTFULL) { - ifm->ifm_media = IFM_ETHER|IFM_10_T|IFM_FDX; - media &= ~PHY_BMCR_SPEEDSEL; - media |= PHY_BMCR_DUPLEX; - printf("(full-duplex, 10Mbps)\n"); - } else if (advert & PHY_ANAR_10BTHALF && - ability & PHY_ANAR_10BTHALF) { - ifm->ifm_media = IFM_ETHER|IFM_10_T|IFM_HDX; - media &= ~PHY_BMCR_SPEEDSEL; - media &= ~PHY_BMCR_DUPLEX; - printf("(half-duplex, 10Mbps)\n"); - } - - media &= ~PHY_BMCR_AUTONEGENBL; - - /* Set ASIC's duplex mode to match the PHY. */ - ax_setcfg(sc, media); - ax_phy_writereg(sc, PHY_BMCR, media); - } else { - if (verbose) - printf("no carrier\n"); - } - - ax_init(sc); - - if (sc->ax_tx_pend) { - sc->ax_autoneg = 0; - sc->ax_tx_pend = 0; - ax_start(ifp); - } - - return; -} - -void ax_getmode_mii(sc) - struct ax_softc *sc; -{ - u_int16_t bmsr; - struct ifnet *ifp; - - ifp = &sc->arpcom.ac_if; - - bmsr = ax_phy_readreg(sc, PHY_BMSR); - - /* fallback */ - sc->ifmedia.ifm_media = IFM_ETHER|IFM_10_T|IFM_HDX; - - if (bmsr & PHY_BMSR_10BTHALF) { - ifmedia_add(&sc->ifmedia, - IFM_ETHER|IFM_10_T|IFM_HDX, 0, NULL); - ifmedia_add(&sc->ifmedia, IFM_ETHER|IFM_10_T, 0, NULL); - } - - if (bmsr & PHY_BMSR_10BTFULL) { - ifmedia_add(&sc->ifmedia, - IFM_ETHER|IFM_10_T|IFM_FDX, 0, NULL); - sc->ifmedia.ifm_media = IFM_ETHER|IFM_10_T|IFM_FDX; - } - - if (bmsr & PHY_BMSR_100BTXHALF) { - ifp->if_baudrate = 100000000; - ifmedia_add(&sc->ifmedia, IFM_ETHER|IFM_100_TX, 0, NULL); - ifmedia_add(&sc->ifmedia, - IFM_ETHER|IFM_100_TX|IFM_HDX, 0, NULL); - sc->ifmedia.ifm_media = IFM_ETHER|IFM_100_TX|IFM_HDX; - } - - if (bmsr & PHY_BMSR_100BTXFULL) { - ifp->if_baudrate = 100000000; - ifmedia_add(&sc->ifmedia, - IFM_ETHER|IFM_100_TX|IFM_FDX, 0, NULL); - sc->ifmedia.ifm_media = IFM_ETHER|IFM_100_TX|IFM_FDX; - } - - /* Some also support 100BaseT4. */ - if (bmsr & PHY_BMSR_100BT4) { - ifp->if_baudrate = 100000000; - ifmedia_add(&sc->ifmedia, IFM_ETHER|IFM_100_T4, 0, NULL); - sc->ifmedia.ifm_media = IFM_ETHER|IFM_100_T4; -#ifdef FORCE_AUTONEG_TFOUR - ifmedia_add(&sc->ifmedia, IFM_ETHER|IFM_AUTO, 0 NULL): - sc->ifmedia.ifm_media = IFM_ETHER|IFM_AUTO; -#endif - } - - if (bmsr & PHY_BMSR_CANAUTONEG) { - ifmedia_add(&sc->ifmedia, IFM_ETHER|IFM_AUTO, 0, NULL); - sc->ifmedia.ifm_media = IFM_ETHER|IFM_AUTO; - } - - return; -} - -/* - * Set speed and duplex mode. - */ -void ax_setmode_mii(sc, media) - struct ax_softc *sc; - int media; -{ - u_int16_t bmcr; - struct ifnet *ifp; - - ifp = &sc->arpcom.ac_if; - - /* - * If an autoneg session is in progress, stop it. - */ - if (sc->ax_autoneg) { - printf("ax%d: canceling autoneg session\n", sc->ax_unit); - ifp->if_timer = sc->ax_autoneg = sc->ax_want_auto = 0; - bmcr = ax_phy_readreg(sc, PHY_BMCR); - bmcr &= ~PHY_BMCR_AUTONEGENBL; - ax_phy_writereg(sc, PHY_BMCR, bmcr); - } - - printf("ax%d: selecting MII, ", sc->ax_unit); - - bmcr = ax_phy_readreg(sc, PHY_BMCR); - - bmcr &= ~(PHY_BMCR_AUTONEGENBL|PHY_BMCR_SPEEDSEL| - PHY_BMCR_DUPLEX|PHY_BMCR_LOOPBK); - - if (IFM_SUBTYPE(media) == IFM_100_T4) { - printf("100Mbps/T4, half-duplex\n"); - bmcr |= PHY_BMCR_SPEEDSEL; - bmcr &= ~PHY_BMCR_DUPLEX; - } - - if (IFM_SUBTYPE(media) == IFM_100_TX) { - printf("100Mbps, "); - bmcr |= PHY_BMCR_SPEEDSEL; - } - - if (IFM_SUBTYPE(media) == IFM_10_T) { - printf("10Mbps, "); - bmcr &= ~PHY_BMCR_SPEEDSEL; - } - - if ((media & IFM_GMASK) == IFM_FDX) { - printf("full duplex\n"); - bmcr |= PHY_BMCR_DUPLEX; - } else { - printf("half duplex\n"); - bmcr &= ~PHY_BMCR_DUPLEX; - } - - ax_setcfg(sc, bmcr); - ax_phy_writereg(sc, PHY_BMCR, bmcr); - - return; -} - -/* - * Set speed and duplex mode on internal transceiver. - */ -void ax_setmode(sc, media, verbose) - struct ax_softc *sc; - int media; - int verbose; -{ - struct ifnet *ifp; - u_int32_t mode; - - ifp = &sc->arpcom.ac_if; - - if (verbose) - printf("ax%d: selecting internal xcvr, ", sc->ax_unit); - - mode = CSR_READ_4(sc, AX_NETCFG); - - mode &= ~(AX_NETCFG_FULLDUPLEX|AX_NETCFG_PORTSEL| - AX_NETCFG_PCS|AX_NETCFG_SCRAMBLER|AX_NETCFG_SPEEDSEL); - - if (IFM_SUBTYPE(media) == IFM_100_T4) { - if (verbose) - printf("100Mbps/T4, half-duplex\n"); - mode |= AX_NETCFG_PORTSEL|AX_NETCFG_PCS|AX_NETCFG_SCRAMBLER; - } - - if (IFM_SUBTYPE(media) == IFM_100_TX) { - if (verbose) - printf("100Mbps, "); - mode |= AX_NETCFG_PORTSEL|AX_NETCFG_PCS|AX_NETCFG_SCRAMBLER; - } - - if (IFM_SUBTYPE(media) == IFM_10_T) { - if (verbose) - printf("10Mbps, "); - mode &= ~AX_NETCFG_PORTSEL; - mode |= AX_NETCFG_SPEEDSEL; - } - - if ((media & IFM_GMASK) == IFM_FDX) { - if (verbose) - printf("full duplex\n"); - mode |= AX_NETCFG_FULLDUPLEX; - } else { - if (verbose) - printf("half duplex\n"); - mode &= ~AX_NETCFG_FULLDUPLEX; - } - - CSR_WRITE_4(sc, AX_NETCFG, mode); - - return; -} - -/* - * In order to fiddle with the - * 'full-duplex' and '100Mbps' bits in the netconfig register, we - * first have to put the transmit and/or receive logic in the idle state. - */ -void ax_setcfg(sc, bmcr) - struct ax_softc *sc; - int bmcr; -{ - int i, restart = 0; - - if (CSR_READ_4(sc, AX_NETCFG) & (AX_NETCFG_TX_ON|AX_NETCFG_RX_ON)) { - restart = 1; - AX_CLRBIT(sc, AX_NETCFG, (AX_NETCFG_TX_ON|AX_NETCFG_RX_ON)); - - for (i = 0; i < AX_TIMEOUT; i++) { - DELAY(10); - if (CSR_READ_4(sc, AX_ISR) & AX_ISR_TX_IDLE) - break; - } - - if (i == AX_TIMEOUT) - printf("ax%d: failed to force tx and " - "rx to idle state\n", sc->ax_unit); - - } - - if (bmcr & PHY_BMCR_SPEEDSEL) - AX_CLRBIT(sc, AX_NETCFG, AX_NETCFG_SPEEDSEL); - else - AX_SETBIT(sc, AX_NETCFG, AX_NETCFG_SPEEDSEL); - - if (bmcr & PHY_BMCR_DUPLEX) - AX_SETBIT(sc, AX_NETCFG, AX_NETCFG_FULLDUPLEX); - else - AX_CLRBIT(sc, AX_NETCFG, AX_NETCFG_FULLDUPLEX); - - if (restart) - AX_SETBIT(sc, AX_NETCFG, AX_NETCFG_TX_ON|AX_NETCFG_RX_ON); - - return; -} - -void ax_reset(sc) - struct ax_softc *sc; -{ - register int i; - - AX_SETBIT(sc, AX_BUSCTL, AX_BUSCTL_RESET); - - for (i = 0; i < AX_TIMEOUT; i++) { - DELAY(10); - if (!(CSR_READ_4(sc, AX_BUSCTL) & AX_BUSCTL_RESET)) - break; - } -#ifdef notdef - if (i == AX_TIMEOUT) - printf("ax%d: reset never completed!\n", sc->ax_unit); -#endif - CSR_WRITE_4(sc, AX_BUSCTL, AX_BUSCTL_CONFIG); - - /* Wait a little while for the chip to get its brains in order. */ - DELAY(1000); - return; -} - -/* - * Attach the interface. Allocate softc structures, do ifmedia - * setup and ethernet/BPF attach. - */ -void -ax_attach(parent, self, aux) - struct device *parent, *self; - void *aux; -{ - int s, i; - const char *intrstr = NULL; - u_int32_t command; - struct ax_softc *sc = (struct ax_softc *)self; - struct pci_attach_args *pa = aux; - pci_chipset_tag_t pc = pa->pa_pc; - pci_intr_handle_t ih; - struct ifnet *ifp; - int media = IFM_ETHER|IFM_100_TX|IFM_FDX; - bus_addr_t iobase; - bus_size_t iosize; - unsigned int round; - caddr_t roundptr; - struct ax_type *p; - u_int16_t phy_vid, phy_did, phy_sts; - - s = splimp(); - sc->ax_unit = sc->sc_dev.dv_unit; - - /* - * Handle power management nonsense. - */ - - command = pci_conf_read(pc, pa->pa_tag, AX_PCI_CAPID) & 0x000000FF; - if (command == 0x01) { - - command = pci_conf_read(pc, pa->pa_tag, AX_PCI_PWRMGMTCTRL); - if (command & AX_PSTATE_MASK) { - u_int32_t iobase, membase, irq; - - /* Save important PCI config data. */ - iobase = pci_conf_read(pc, pa->pa_tag, AX_PCI_LOIO); - membase = pci_conf_read(pc, pa->pa_tag, AX_PCI_LOMEM); - irq = pci_conf_read(pc, pa->pa_tag, AX_PCI_INTLINE); - - /* Reset the power state. */ - printf("ax%d: chip is in D%d power mode " - "-- setting to D0\n", sc->ax_unit, command & - AX_PSTATE_MASK); - command &= 0xFFFFFFFC; - pci_conf_write(pc, pa->pa_tag, AX_PCI_PWRMGMTCTRL, command); - - /* Restore PCI config data. */ - pci_conf_write(pc, pa->pa_tag, AX_PCI_LOIO, iobase); - pci_conf_write(pc, pa->pa_tag, AX_PCI_LOMEM, membase); - pci_conf_write(pc, pa->pa_tag, AX_PCI_INTLINE, irq); - } - } - - /* - * Map control/status registers. - */ - command = pci_conf_read(pc, pa->pa_tag, PCI_COMMAND_STATUS_REG); - command |= PCI_COMMAND_IO_ENABLE | PCI_COMMAND_MEM_ENABLE | - PCI_COMMAND_MASTER_ENABLE; - pci_conf_write(pc, pa->pa_tag, PCI_COMMAND_STATUS_REG, command); - command = pci_conf_read(pc, pa->pa_tag, PCI_COMMAND_STATUS_REG); - -#ifdef AX_USEIOSPACE - if (!(command & PCI_COMMAND_IO_ENABLE)) { - printf(": failed to enable I/O ports!\n"); - goto fail; - } - if (pci_io_find(pc, pa->pa_tag, AX_PCI_LOIO, &iobase, &iosize)) { - printf(": can't find i/o space\n"); - goto fail; - } - if (bus_space_map(pa->pa_iot, iobase, iosize, 0, &sc->ax_bhandle)) { - printf(": can't map i/o space\n"); - goto fail; - } - sc->ax_btag = pa->pa_iot; -#else - if (!(command & PCI_COMMAND_MEM_ENABLE)) { - printf(": failed to enable memory mapping\n"); - goto fail; - } - if (pci_mem_find(pc, pa->pa_tag, AX_PCI_LOMEM, &iobase, &iosize, NULL)){ - printf(": can't find mem space\n"); - goto fail; - } - if (bus_space_map(pa->pa_memt, iobase, iosize, 0, &sc->ax_bhandle)) { - printf(": can't map mem space\n"); - goto fail; - } - sc->ax_btag = pa->pa_memt; -#endif - - /* Allocate interrupt */ - if (pci_intr_map(pc, pa->pa_intrtag, pa->pa_intrpin, - pa->pa_intrline, &ih)) { - printf(": couldn't map interrupt\n"); - goto fail; - } - intrstr = pci_intr_string(pc, ih); - sc->sc_ih = pci_intr_establish(pc, ih, IPL_NET, ax_intr, sc, - self->dv_xname); - if (sc->sc_ih == NULL) { - printf(": couldn't establish interrupt"); - if (intrstr != NULL) - printf(" at %s", intrstr); - printf("\n"); - goto fail; - } - printf(": %s", intrstr); - - /* Reset the adapter. */ - ax_reset(sc); - - /* - * Get station address from the EEPROM. - */ - ax_read_eeprom(sc, (caddr_t)&sc->arpcom.ac_enaddr, AX_EE_NODEADDR,3,0); - printf(" address %s\n", ether_sprintf(sc->arpcom.ac_enaddr)); - - sc->ax_ldata_ptr = malloc(sizeof(struct ax_list_data) + 8, - M_DEVBUF, M_NOWAIT); - if (sc->ax_ldata_ptr == NULL) { - printf("%s: no memory for list buffers!\n",sc->sc_dev.dv_xname); - goto fail; - } - - sc->ax_ldata = (struct ax_list_data *)sc->ax_ldata_ptr; -#ifdef __alpha__ - round = (u_int64_t)sc->ax_ldata_ptr & 0xF; -#else - round = (u_int32_t)sc->ax_ldata_ptr & 0xF; -#endif - roundptr = sc->ax_ldata_ptr; - for (i = 0; i < 8; i++) { - if (round % 8) { - round++; - roundptr++; - } else - break; - } - sc->ax_ldata = (struct ax_list_data *)roundptr; - bzero(sc->ax_ldata, sizeof(struct ax_list_data)); - - ifp = &sc->arpcom.ac_if; - ifp->if_softc = sc; - ifp->if_mtu = ETHERMTU; - ifp->if_flags = IFF_BROADCAST | IFF_SIMPLEX | IFF_MULTICAST; - ifp->if_ioctl = ax_ioctl; - ifp->if_output = ether_output; - ifp->if_start = ax_start; - ifp->if_watchdog = ax_watchdog; - ifp->if_baudrate = 10000000; - ifp->if_snd.ifq_maxlen = AX_TX_LIST_CNT - 1; - bcopy(sc->sc_dev.dv_xname, ifp->if_xname, IFNAMSIZ); - - for (i = AX_PHYADDR_MIN; i < AX_PHYADDR_MAX + 1; i++) { - sc->ax_phy_addr = i; - ax_phy_writereg(sc, PHY_BMCR, PHY_BMCR_RESET); - DELAY(500); - while(ax_phy_readreg(sc, PHY_BMCR) - & PHY_BMCR_RESET); - if ((phy_sts = ax_phy_readreg(sc, PHY_BMSR))) - break; - } - if (phy_sts) { - phy_vid = ax_phy_readreg(sc, PHY_VENID); - phy_did = ax_phy_readreg(sc, PHY_DEVID); - p = ax_phys; - while(p->ax_vid) { - if (phy_vid == p->ax_vid && - (phy_did | 0x000F) == p->ax_did) { - sc->ax_pinfo = p; - break; - } - p++; - } - if (sc->ax_pinfo == NULL) - sc->ax_pinfo = &ax_phys[PHY_UNKNOWN]; - } else { -#ifdef DIAGNOSTIC - printf("ax%d: MII without any phy!\n", sc->ax_unit); -#endif - } - - /* - * Do ifmedia setup. - */ - ifmedia_init(&sc->ifmedia, 0, ax_ifmedia_upd, ax_ifmedia_sts); - - if (sc->ax_pinfo != NULL) { - ax_getmode_mii(sc); - ax_autoneg_mii(sc, AX_FLAG_FORCEDELAY, 1); - } else { - ifmedia_add(&sc->ifmedia, - IFM_ETHER|IFM_10_T|IFM_HDX, 0, NULL); - ifmedia_add(&sc->ifmedia, - IFM_ETHER|IFM_10_T|IFM_FDX, 0, NULL); - ifmedia_add(&sc->ifmedia, IFM_ETHER|IFM_10_T, 0, NULL); - ifmedia_add(&sc->ifmedia, - IFM_ETHER|IFM_100_TX|IFM_HDX, 0, NULL); - ifmedia_add(&sc->ifmedia, - IFM_ETHER|IFM_100_TX|IFM_FDX, 0, NULL); - ifmedia_add(&sc->ifmedia, IFM_ETHER|IFM_100_TX, 0, NULL); - ifmedia_add(&sc->ifmedia, IFM_ETHER|IFM_AUTO, 0, NULL); - } - - media = sc->ifmedia.ifm_media; - ax_stop(sc); - - ifmedia_set(&sc->ifmedia, media); - - /* - * Call MI attach routines. - */ - if_attach(ifp); - ether_ifattach(ifp); - -#if NBPFILTER > 0 - bpfattach(&sc->arpcom.ac_if.if_bpf, ifp, DLT_EN10MB, - sizeof(struct ether_header)); -#endif - shutdownhook_establish(ax_shutdown, sc); - -fail: - splx(s); - return; -} - -/* - * Initialize the transmit descriptors. - */ -int ax_list_tx_init(sc) - struct ax_softc *sc; -{ - struct ax_chain_data *cd; - struct ax_list_data *ld; - int i; - - cd = &sc->ax_cdata; - ld = sc->ax_ldata; - for (i = 0; i < AX_TX_LIST_CNT; i++) { - cd->ax_tx_chain[i].ax_ptr = &ld->ax_tx_list[i]; - if (i == (AX_TX_LIST_CNT - 1)) - cd->ax_tx_chain[i].ax_nextdesc = - &cd->ax_tx_chain[0]; - else - cd->ax_tx_chain[i].ax_nextdesc = - &cd->ax_tx_chain[i + 1]; - } - - cd->ax_tx_free = &cd->ax_tx_chain[0]; - cd->ax_tx_tail = cd->ax_tx_head = NULL; - - return(0); -} - - -/* - * Initialize the RX descriptors and allocate mbufs for them. Note that - * we arrange the descriptors in a closed ring, so that the last descriptor - * points back to the first. - */ -int ax_list_rx_init(sc) - struct ax_softc *sc; -{ - struct ax_chain_data *cd; - struct ax_list_data *ld; - int i; - - cd = &sc->ax_cdata; - ld = sc->ax_ldata; - - for (i = 0; i < AX_RX_LIST_CNT; i++) { - cd->ax_rx_chain[i].ax_ptr = - (volatile struct ax_desc *)&ld->ax_rx_list[i]; - if (ax_newbuf(sc, &cd->ax_rx_chain[i], NULL) == ENOBUFS) - return(ENOBUFS); - if (i == (AX_RX_LIST_CNT - 1)) { - cd->ax_rx_chain[i].ax_nextdesc = - &cd->ax_rx_chain[0]; - ld->ax_rx_list[i].ax_next = - vtophys(&ld->ax_rx_list[0]); - } else { - cd->ax_rx_chain[i].ax_nextdesc = - &cd->ax_rx_chain[i + 1]; - ld->ax_rx_list[i].ax_next = - vtophys(&ld->ax_rx_list[i + 1]); - } - } - - cd->ax_rx_head = &cd->ax_rx_chain[0]; - - return(0); -} - -/* - * Initialize an RX descriptor and attach an MBUF cluster. - * Note: the length fields are only 11 bits wide, which means the - * largest size we can specify is 2047. This is important because - * MCLBYTES is 2048, so we have to subtract one otherwise we'll - * overflow the field and make a mess. - */ -int ax_newbuf(sc, c, m) - struct ax_softc *sc; - struct ax_chain_onefrag *c; - struct mbuf *m; -{ - struct mbuf *m_new = NULL; - - if (m == NULL) { - MGETHDR(m_new, M_DONTWAIT, MT_DATA); - if (m_new == NULL) - return(ENOBUFS); - - MCLGET(m_new, M_DONTWAIT); - if (!(m_new->m_flags & M_EXT)) { - m_freem(m_new); - return(ENOBUFS); - } - m_new->m_len = m_new->m_pkthdr.len = MCLBYTES; - } else { - m_new = m; - m_new->m_len = m_new->m_pkthdr.len = MCLBYTES; - m_new->m_data = m_new->m_ext.ext_buf; - } - - m_adj(m_new, sizeof(u_int64_t)); - - c->ax_mbuf = m_new; - c->ax_ptr->ax_status = AX_RXSTAT; - c->ax_ptr->ax_data = vtophys(mtod(m_new, caddr_t)); - c->ax_ptr->ax_ctl = MCLBYTES - 1; - - return(0); -} - -/* - * A frame has been uploaded: pass the resulting mbuf chain up to - * the higher level protocols. - */ -void ax_rxeof(sc) - struct ax_softc *sc; -{ - struct ether_header *eh; - struct mbuf *m; - struct ifnet *ifp; - struct ax_chain_onefrag *cur_rx; - int total_len = 0; - u_int32_t rxstat; - - ifp = &sc->arpcom.ac_if; - - while(!((rxstat = sc->ax_cdata.ax_rx_head->ax_ptr->ax_status) & - AX_RXSTAT_OWN)) { - struct mbuf *m0 = NULL; - - cur_rx = sc->ax_cdata.ax_rx_head; - sc->ax_cdata.ax_rx_head = cur_rx->ax_nextdesc; - m = cur_rx->ax_mbuf; - - /* - * If an error occurs, update stats, clear the - * status word and leave the mbuf cluster in place: - * it should simply get re-used next time this descriptor - * comes up in the ring. - */ - if (rxstat & AX_RXSTAT_RXERR) { - ifp->if_ierrors++; - if (rxstat & AX_RXSTAT_COLLSEEN) - ifp->if_collisions++; - ax_newbuf(sc, cur_rx, m); - continue; - } - - /* No errors; receive the packet. */ - total_len = AX_RXBYTES(cur_rx->ax_ptr->ax_status); - - total_len -= ETHER_CRC_LEN; - - m0 = m_devget(mtod(m, char *) - ETHER_ALIGN, - total_len + ETHER_ALIGN, 0, ifp, NULL); - ax_newbuf(sc, cur_rx, m); - if (m0 == NULL) { - ifp->if_ierrors++; - continue; - } - m_adj(m0, ETHER_ALIGN); - m = m0; - - ifp->if_ipackets++; - eh = mtod(m, struct ether_header *); - -#if NBPFILTER > 0 - /* - * Handle BPF listeners. Let the BPF user see the packet. - */ - if (ifp->if_bpf) - bpf_mtap(ifp->if_bpf, m); -#endif - /* Remove header from mbuf and pass it on. */ - m_adj(m, sizeof(struct ether_header)); - ether_input(ifp, eh, m); - } - - return; -} - -void ax_rxeoc(sc) - struct ax_softc *sc; -{ - ax_rxeof(sc); - - AX_CLRBIT(sc, AX_NETCFG, AX_NETCFG_RX_ON); - CSR_WRITE_4(sc, AX_RXADDR, vtophys(sc->ax_cdata.ax_rx_head->ax_ptr)); - AX_SETBIT(sc, AX_NETCFG, AX_NETCFG_RX_ON); - CSR_WRITE_4(sc, AX_RXSTART, 0xFFFFFFFF); - - return; -} - -/* - * A frame was downloaded to the chip. It's safe for us to clean up - * the list buffers. - */ - -void ax_txeof(sc) - struct ax_softc *sc; -{ - struct ax_chain *cur_tx; - struct ifnet *ifp; - - ifp = &sc->arpcom.ac_if; - - /* Clear the timeout timer. */ - ifp->if_timer = 0; - - if (sc->ax_cdata.ax_tx_head == NULL) - return; - - /* - * Go through our tx list and free mbufs for those - * frames that have been transmitted. - */ - while(sc->ax_cdata.ax_tx_head->ax_mbuf != NULL) { - u_int32_t txstat; - - cur_tx = sc->ax_cdata.ax_tx_head; - txstat = AX_TXSTATUS(cur_tx); - - if (txstat & AX_TXSTAT_OWN) - break; - - if (txstat & AX_TXSTAT_ERRSUM) { - ifp->if_oerrors++; - if (txstat & AX_TXSTAT_EXCESSCOLL) - ifp->if_collisions++; - if (txstat & AX_TXSTAT_LATECOLL) - ifp->if_collisions++; - } - - ifp->if_collisions += (txstat & AX_TXSTAT_COLLCNT) >> 3; - - ifp->if_opackets++; - m_freem(cur_tx->ax_mbuf); - cur_tx->ax_mbuf = NULL; - - if (sc->ax_cdata.ax_tx_head == sc->ax_cdata.ax_tx_tail) { - sc->ax_cdata.ax_tx_head = NULL; - sc->ax_cdata.ax_tx_tail = NULL; - break; - } - - sc->ax_cdata.ax_tx_head = cur_tx->ax_nextdesc; - } - - return; -} - -/* - * TX 'end of channel' interrupt handler. - */ -void ax_txeoc(sc) - struct ax_softc *sc; -{ - struct ifnet *ifp; - - ifp = &sc->arpcom.ac_if; - - ifp->if_timer = 0; - - if (sc->ax_cdata.ax_tx_head == NULL) { - ifp->if_flags &= ~IFF_OACTIVE; - sc->ax_cdata.ax_tx_tail = NULL; - if (sc->ax_want_auto) - ax_autoneg_mii(sc, AX_FLAG_DELAYTIMEO, 1); - } - - return; -} - -int ax_intr(arg) - void *arg; -{ - struct ax_softc *sc; - struct ifnet *ifp; - u_int32_t status; - int claimed = 0; - - sc = arg; - ifp = &sc->arpcom.ac_if; - - /* Supress unwanted interrupts */ - if (!(ifp->if_flags & IFF_UP)) { - ax_stop(sc); - return (claimed); - } - - /* Disable interrupts. */ - CSR_WRITE_4(sc, AX_IMR, 0x00000000); - - for (;;) { - status = CSR_READ_4(sc, AX_ISR); - if (status) - CSR_WRITE_4(sc, AX_ISR, status); - - if ((status & AX_INTRS) == 0) - break; - - claimed = 1; - - if ((status & AX_ISR_TX_OK) || (status & AX_ISR_TX_EARLY)) - ax_txeof(sc); - - if (status & AX_ISR_TX_NOBUF) - ax_txeoc(sc); - - if (status & AX_ISR_TX_IDLE) { - ax_txeof(sc); - if (sc->ax_cdata.ax_tx_head != NULL) { - AX_SETBIT(sc, AX_NETCFG, AX_NETCFG_TX_ON); - CSR_WRITE_4(sc, AX_TXSTART, 0xFFFFFFFF); - } - } - - if (status & AX_ISR_TX_UNDERRUN) { - u_int32_t cfg; - cfg = CSR_READ_4(sc, AX_NETCFG); - if ((cfg & AX_NETCFG_TX_THRESH) == AX_TXTHRESH_160BYTES -) - AX_SETBIT(sc, AX_NETCFG, AX_NETCFG_STORENFWD); - else - CSR_WRITE_4(sc, AX_NETCFG, cfg + 0x4000); - } - - if (status & AX_ISR_RX_OK) - ax_rxeof(sc); - - if ((status & AX_ISR_RX_WATDOGTIMEO) - || (status & AX_ISR_RX_NOBUF)) - ax_rxeoc(sc); - - if (status & AX_ISR_BUS_ERR) { - ax_reset(sc); - ax_init(sc); - } - } - - /* Re-enable interrupts. */ - CSR_WRITE_4(sc, AX_IMR, AX_INTRS); - - if (ifp->if_snd.ifq_head != NULL) { - ax_start(ifp); - } - - return claimed; -} - -/* - * Encapsulate an mbuf chain in a descriptor by coupling the mbuf data - * pointers to the fragment pointers. - */ -int ax_encap(sc, c, m_head) - struct ax_softc *sc; - struct ax_chain *c; - struct mbuf *m_head; -{ - int frag = 0; - volatile struct ax_desc *f = NULL; - int total_len; - struct mbuf *m; - - /* - * Start packing the mbufs in this chain into - * the fragment pointers. Stop when we run out - * of fragments or hit the end of the mbuf chain. - */ - m = m_head; - total_len = 0; - - for (m = m_head, frag = 0; m != NULL; m = m->m_next) { - if (m->m_len != 0) { - if (frag == AX_MAXFRAGS) - break; - total_len += m->m_len; - f = &c->ax_ptr->ax_frag[frag]; - f->ax_ctl = m->m_len; - if (frag == 0) { - f->ax_status = 0; - f->ax_ctl |= AX_TXCTL_FIRSTFRAG; - } else - f->ax_status = AX_TXSTAT_OWN; - f->ax_next = vtophys(&c->ax_ptr->ax_frag[frag + 1]); - f->ax_data = vtophys(mtod(m, vaddr_t)); - frag++; - } - } - - /* - * Handle special case: we ran out of fragments, - * but we have more mbufs left in the chain. Copy the - * data into an mbuf cluster. Note that we don't - * bother clearing the values in the other fragment - * pointers/counters; it wouldn't gain us anything, - * and would waste cycles. - */ - if (m != NULL) { - struct mbuf *m_new = NULL; - - MGETHDR(m_new, M_DONTWAIT, MT_DATA); - if (m_new == NULL) - return(1); - - if (m_head->m_pkthdr.len > MHLEN) { - MCLGET(m_new, M_DONTWAIT); - if (!(m_new->m_flags & M_EXT)) { - m_freem(m_new); - return(1); - } - } - m_copydata(m_head, 0, m_head->m_pkthdr.len, - mtod(m_new, caddr_t)); - m_new->m_pkthdr.len = m_new->m_len = m_head->m_pkthdr.len; - m_freem(m_head); - m_head = m_new; - f = &c->ax_ptr->ax_frag[0]; - f->ax_status = 0; - f->ax_data = vtophys(mtod(m_new, caddr_t)); - f->ax_ctl = total_len = m_new->m_len; - f->ax_ctl |= AX_TXCTL_FIRSTFRAG; - frag = 1; - } - - c->ax_mbuf = m_head; - c->ax_lastdesc = frag - 1; - AX_TXCTL(c) |= AX_TXCTL_LASTFRAG|AX_TXCTL_FINT; - c->ax_ptr->ax_frag[0].ax_ctl |= AX_TXCTL_FINT; - AX_TXNEXT(c) = vtophys(&c->ax_nextdesc->ax_ptr->ax_frag[0]); - return(0); -} - -/* - * Main transmit routine. To avoid having to do mbuf copies, we put pointers - * to the mbuf data regions directly in the transmit lists. We also save a - * copy of the pointers since the transmit list fragment pointers are - * physical addresses. - */ - -void ax_start(ifp) - struct ifnet *ifp; -{ - struct ax_softc *sc; - struct mbuf *m_head = NULL; - struct ax_chain *cur_tx = NULL, *start_tx; - - sc = ifp->if_softc; - - if (sc->ax_autoneg) { - sc->ax_tx_pend = 1; - return; - } - - /* - * Check for an available queue slot. If there are none, - * punt. - */ - if (sc->ax_cdata.ax_tx_free->ax_mbuf != NULL) { - ifp->if_flags |= IFF_OACTIVE; - return; - } - - start_tx = sc->ax_cdata.ax_tx_free; - - while(sc->ax_cdata.ax_tx_free->ax_mbuf == NULL) { - IF_DEQUEUE(&ifp->if_snd, m_head); - if (m_head == NULL) - break; - - /* Pick a descriptor off the free list. */ - cur_tx = sc->ax_cdata.ax_tx_free; - sc->ax_cdata.ax_tx_free = cur_tx->ax_nextdesc; - - /* Pack the data into the descriptor. */ - ax_encap(sc, cur_tx, m_head); - if (cur_tx != start_tx) - AX_TXOWN(cur_tx) = AX_TXSTAT_OWN; - -#if NBPFILTER > 0 - /* - * If there's a BPF listener, bounce a copy of this frame - * to him. - */ - if (ifp->if_bpf) - bpf_mtap(ifp->if_bpf, cur_tx->ax_mbuf); -#endif - AX_TXOWN(cur_tx) = AX_TXSTAT_OWN; - CSR_WRITE_4(sc, AX_TXSTART, 0xFFFFFFFF); - } - - sc->ax_cdata.ax_tx_tail = cur_tx; - if (sc->ax_cdata.ax_tx_head == NULL) - sc->ax_cdata.ax_tx_head = start_tx; - - /* - * Set a timeout in case the chip goes out to lunch. - */ - ifp->if_timer = 5; - - return; -} - -void ax_init(xsc) - void *xsc; -{ - struct ax_softc *sc = xsc; - struct ifnet *ifp = &sc->arpcom.ac_if; - u_int16_t phy_bmcr = 0; - int s; - - if (sc->ax_autoneg) - return; - - s = splimp(); - - if (sc->ax_pinfo != NULL) - phy_bmcr = ax_phy_readreg(sc, PHY_BMCR); - - /* - * Cancel pending I/O and free all RX/TX buffers. - */ - ax_stop(sc); - ax_reset(sc); - - /* - * Set cache alignment and burst length. - */ - CSR_WRITE_4(sc, AX_BUSCTL, AX_BUSCTL_CONFIG); - - AX_CLRBIT(sc, AX_NETCFG, AX_NETCFG_HEARTBEAT); - AX_CLRBIT(sc, AX_NETCFG, AX_NETCFG_STORENFWD); - - if (sc->ax_pinfo != NULL) { - AX_SETBIT(sc, AX_NETCFG, AX_NETCFG_PORTSEL); - ax_setcfg(sc, ax_phy_readreg(sc, PHY_BMCR)); - } else - ax_setmode(sc, sc->ifmedia.ifm_media, 0); - - AX_CLRBIT(sc, AX_NETCFG, AX_NETCFG_TX_THRESH); - AX_CLRBIT(sc, AX_NETCFG, AX_NETCFG_SPEEDSEL); - - if (IFM_SUBTYPE(sc->ifmedia.ifm_media) == IFM_10_T) - AX_SETBIT(sc, AX_NETCFG, AX_TXTHRESH_160BYTES); - else - AX_SETBIT(sc, AX_NETCFG, AX_TXTHRESH_72BYTES); - - /* Init our MAC address */ - CSR_WRITE_4(sc, AX_FILTIDX, AX_FILTIDX_PAR0); - CSR_WRITE_4(sc, AX_FILTDATA, *(u_int32_t *)(&sc->arpcom.ac_enaddr[0])); - CSR_WRITE_4(sc, AX_FILTIDX, AX_FILTIDX_PAR1); - CSR_WRITE_4(sc, AX_FILTDATA, *(u_int32_t *)(&sc->arpcom.ac_enaddr[4])); - - /* Init circular RX list. */ - if (ax_list_rx_init(sc) == ENOBUFS) { - printf("ax%d: initialization failed: no " - "memory for rx buffers\n", sc->ax_unit); - ax_stop(sc); - (void)splx(s); - return; - } - - /* - * Init tx descriptors. - */ - ax_list_tx_init(sc); - - /* If we want promiscuous mode, set the allframes bit. */ - if (ifp->if_flags & IFF_PROMISC) { - AX_SETBIT(sc, AX_NETCFG, AX_NETCFG_RX_PROMISC); - } else { - AX_CLRBIT(sc, AX_NETCFG, AX_NETCFG_RX_PROMISC); - } - - /* - * Set the capture broadcast bit to capture broadcast frames. - */ - if (ifp->if_flags & IFF_BROADCAST) { - AX_SETBIT(sc, AX_NETCFG, AX_NETCFG_RX_BROAD); - } else { - AX_CLRBIT(sc, AX_NETCFG, AX_NETCFG_RX_BROAD); - } - - /* - * Load the multicast filter. - */ - ax_setmulti(sc); - - /* - * Load the address of the RX list. - */ - CSR_WRITE_4(sc, AX_RXADDR, vtophys(sc->ax_cdata.ax_rx_head->ax_ptr)); - CSR_WRITE_4(sc, AX_TXADDR, vtophys(&sc->ax_ldata->ax_tx_list[0])); - - /* - * Enable interrupts. - */ - CSR_WRITE_4(sc, AX_IMR, AX_INTRS); - CSR_WRITE_4(sc, AX_ISR, 0xFFFFFFFF); - - /* Enable receiver and transmitter. */ - AX_SETBIT(sc, AX_NETCFG, AX_NETCFG_TX_ON|AX_NETCFG_RX_ON); - CSR_WRITE_4(sc, AX_RXSTART, 0xFFFFFFFF); - - /* Restore state of BMCR */ - if (sc->ax_pinfo != NULL) - ax_phy_writereg(sc, PHY_BMCR, phy_bmcr); - - ifp->if_flags |= IFF_RUNNING; - ifp->if_flags &= ~IFF_OACTIVE; - - (void)splx(s); - - return; -} - -/* - * Set media options. - */ -int ax_ifmedia_upd(ifp) - struct ifnet *ifp; -{ - struct ax_softc *sc; - struct ifmedia *ifm; - - sc = ifp->if_softc; - ifm = &sc->ifmedia; - - if (IFM_TYPE(ifm->ifm_media) != IFM_ETHER) - return(EINVAL); - - if (IFM_SUBTYPE(ifm->ifm_media) == IFM_AUTO) - ax_autoneg_mii(sc, AX_FLAG_SCHEDDELAY, 1); - else { - if (sc->ax_pinfo == NULL) - ax_setmode(sc, ifm->ifm_media, 1); - else - ax_setmode_mii(sc, ifm->ifm_media); - } - - return(0); -} - -/* - * Report current media status. - */ -void ax_ifmedia_sts(ifp, ifmr) - struct ifnet *ifp; - struct ifmediareq *ifmr; -{ - struct ax_softc *sc; - u_int16_t advert = 0, ability = 0; - u_int32_t media = 0; - - sc = ifp->if_softc; - - ifmr->ifm_active = IFM_ETHER; - - if (sc->ax_pinfo == NULL) { - media = CSR_READ_4(sc, AX_NETCFG); - if (media & AX_NETCFG_PORTSEL) - ifmr->ifm_active = IFM_ETHER|IFM_100_TX; - else - ifmr->ifm_active = IFM_ETHER|IFM_10_T; - if (media & AX_NETCFG_FULLDUPLEX) - ifmr->ifm_active |= IFM_FDX; - else - ifmr->ifm_active |= IFM_HDX; - return; - } - - if (!(ax_phy_readreg(sc, PHY_BMCR) & PHY_BMCR_AUTONEGENBL)) { - if (ax_phy_readreg(sc, PHY_BMCR) & PHY_BMCR_SPEEDSEL) - ifmr->ifm_active = IFM_ETHER|IFM_100_TX; - else - ifmr->ifm_active = IFM_ETHER|IFM_10_T; - if (ax_phy_readreg(sc, PHY_BMCR) & PHY_BMCR_DUPLEX) - ifmr->ifm_active |= IFM_FDX; - else - ifmr->ifm_active |= IFM_HDX; - return; - } - - ability = ax_phy_readreg(sc, PHY_LPAR); - advert = ax_phy_readreg(sc, PHY_ANAR); - if (advert & PHY_ANAR_100BT4 && - ability & PHY_ANAR_100BT4) { - ifmr->ifm_active = IFM_ETHER|IFM_100_T4; - } else if (advert & PHY_ANAR_100BTXFULL && - ability & PHY_ANAR_100BTXFULL) { - ifmr->ifm_active = IFM_ETHER|IFM_100_TX|IFM_FDX; - } else if (advert & PHY_ANAR_100BTXHALF && - ability & PHY_ANAR_100BTXHALF) { - ifmr->ifm_active = IFM_ETHER|IFM_100_TX|IFM_HDX; - } else if (advert & PHY_ANAR_10BTFULL && - ability & PHY_ANAR_10BTFULL) { - ifmr->ifm_active = IFM_ETHER|IFM_10_T|IFM_FDX; - } else if (advert & PHY_ANAR_10BTHALF && - ability & PHY_ANAR_10BTHALF) { - ifmr->ifm_active = IFM_ETHER|IFM_10_T|IFM_HDX; - } - - return; -} - -int ax_ioctl(ifp, command, data) - struct ifnet *ifp; - u_long command; - caddr_t data; -{ - struct ax_softc *sc = ifp->if_softc; - struct ifreq *ifr = (struct ifreq *) data; - struct ifaddr *ifa = (struct ifaddr *)data; - int s, error = 0; - - s = splimp(); - - if ((error = ether_ioctl(ifp, &sc->arpcom, command, data)) > 0) { - splx(s); - return error; - } - - switch(command) { - case SIOCSIFADDR: - ifp->if_flags |= IFF_UP; - switch (ifa->ifa_addr->sa_family) { -#ifdef INET - case AF_INET: - ax_init(sc); - arp_ifinit(&sc->arpcom, ifa); - break; -#endif /* INET */ - default: - ax_init(sc); - break; - } - break; - case SIOCSIFFLAGS: - if (ifp->if_flags & IFF_UP) { - ax_init(sc); - } else { - if (ifp->if_flags & IFF_RUNNING) - ax_stop(sc); - } - error = 0; - break; - case SIOCADDMULTI: - case SIOCDELMULTI: - error = (command == SIOCADDMULTI) ? - ether_addmulti(ifr, &sc->arpcom) : - ether_delmulti(ifr, &sc->arpcom); - - if (error == ENETRESET) { - /* - * Multicast list has changed; set the hardware - * filter accordingly. - */ - ax_setmulti(sc); - error = 0; - } - break; - case SIOCGIFMEDIA: - case SIOCSIFMEDIA: - error = ifmedia_ioctl(ifp, ifr, &sc->ifmedia, command); - break; - default: - error = EINVAL; - break; - } - - (void)splx(s); - - return(error); -} - -void ax_watchdog(ifp) - struct ifnet *ifp; -{ - struct ax_softc *sc; - - sc = ifp->if_softc; - - if (sc->ax_autoneg) { - ax_autoneg_mii(sc, AX_FLAG_DELAYTIMEO, 1); - return; - } - - ifp->if_oerrors++; - printf("ax%d: watchdog timeout\n", sc->ax_unit); - - if (sc->ax_pinfo != NULL) { - if (!(ax_phy_readreg(sc, PHY_BMSR) & PHY_BMSR_LINKSTAT)) - printf("ax%d: no carrier - transceiver " - "cable problem?\n", sc->ax_unit); - } - - ax_stop(sc); - ax_reset(sc); - ax_init(sc); - - if (ifp->if_snd.ifq_head != NULL) - ax_start(ifp); - - return; -} - -/* - * Stop the adapter and free any mbufs allocated to the - * RX and TX lists. - */ -void ax_stop(sc) - struct ax_softc *sc; -{ - register int i; - struct ifnet *ifp; - - ifp = &sc->arpcom.ac_if; - ifp->if_timer = 0; - - AX_CLRBIT(sc, AX_NETCFG, (AX_NETCFG_RX_ON|AX_NETCFG_TX_ON)); - CSR_WRITE_4(sc, AX_IMR, 0x00000000); - CSR_WRITE_4(sc, AX_TXADDR, 0x00000000); - CSR_WRITE_4(sc, AX_RXADDR, 0x00000000); - - /* - * Free data in the RX lists. - */ - for (i = 0; i < AX_RX_LIST_CNT; i++) { - if (sc->ax_cdata.ax_rx_chain[i].ax_mbuf != NULL) { - m_freem(sc->ax_cdata.ax_rx_chain[i].ax_mbuf); - sc->ax_cdata.ax_rx_chain[i].ax_mbuf = NULL; - } - } - bzero((char *)&sc->ax_ldata->ax_rx_list, - sizeof(sc->ax_ldata->ax_rx_list)); - - /* - * Free the TX list buffers. - */ - for (i = 0; i < AX_TX_LIST_CNT; i++) { - if (sc->ax_cdata.ax_tx_chain[i].ax_mbuf != NULL) { - m_freem(sc->ax_cdata.ax_tx_chain[i].ax_mbuf); - sc->ax_cdata.ax_tx_chain[i].ax_mbuf = NULL; - } - } - - bzero((char *)&sc->ax_ldata->ax_tx_list, - sizeof(sc->ax_ldata->ax_tx_list)); - - ifp->if_flags &= ~(IFF_RUNNING | IFF_OACTIVE); - - return; -} - -int -ax_probe(parent, match, aux) - struct device *parent; - void *match; - void *aux; -{ - struct pci_attach_args *pa = (struct pci_attach_args *) aux; - - if (PCI_VENDOR(pa->pa_id) != PCI_VENDOR_ASIX) - return (0); - - switch (PCI_PRODUCT(pa->pa_id)) { - case PCI_PRODUCT_ASIX_AX88140A: - return (1); - } - - return (0); -} - -/* - * Stop all chip I/O so that the kernel's probe routines don't - * get confused by errant DMAs when rebooting. - */ -void -ax_shutdown(v) - void *v; -{ - struct ax_softc *sc = (struct ax_softc *)v; - - ax_stop(sc); -} - -struct cfattach ax_ca = { - sizeof(struct ax_softc), ax_probe, ax_attach -}; - -struct cfdriver ax_cd = { - 0, "ax", DV_IFNET -}; - diff --git a/sys/dev/pci/if_axreg.h b/sys/dev/pci/if_axreg.h deleted file mode 100644 index 4df5ee3d1ac..00000000000 --- a/sys/dev/pci/if_axreg.h +++ /dev/null @@ -1,585 +0,0 @@ -/* $OpenBSD: if_axreg.h,v 1.2 1999/09/27 00:07:50 aaron Exp $ */ - -/* - * Copyright (c) 1997, 1998, 1999 - * Bill Paul . All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * This product includes software developed by Bill Paul. - * 4. Neither the name of the author nor the names of any co-contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY Bill Paul AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL Bill Paul OR THE VOICES IN HIS HEAD - * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR - * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF - * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS - * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN - * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) - * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF - * THE POSSIBILITY OF SUCH DAMAGE. - * - * $Id: if_axreg.h,v 1.2 1999/09/27 00:07:50 aaron Exp $ - */ - -/* - * ASIX register definitions. - */ - -#define AX_BUSCTL 0x00 /* bus control */ -#define AX_TXSTART 0x08 /* tx start demand */ -#define AX_RXSTART 0x10 /* rx start demand */ -#define AX_RXADDR 0x18 /* rx descriptor list start addr */ -#define AX_TXADDR 0x20 /* tx descriptor list start addr */ -#define AX_ISR 0x28 /* interrupt status register */ -#define AX_NETCFG 0x30 /* network config register */ -#define AX_IMR 0x38 /* interrupt mask */ -#define AX_FRAMESDISCARDED 0x40 /* # of discarded frames */ -#define AX_SIO 0x48 /* MII and ROM/EEPROM access */ -#define AX_RESERVED 0x50 -#define AX_GENTIMER 0x58 /* general timer */ -#define AX_GENPORT 0x60 /* general purpose port */ -#define AX_FILTIDX 0x68 /* RX filter index */ -#define AX_FILTDATA 0x70 /* RX filter data */ - -/* - * Bus control bits. - */ -#define AX_BUSCTL_RESET 0x00000001 -#define AX_BUSCTL_ARBITRATION 0x00000002 -#define AX_BUSCTL_BIGENDIAN 0x00000080 -#define AX_BUSCTL_BURSTLEN 0x00003F00 -#define AX_BUSCTL_BUF_BIGENDIAN 0x00100000 -#define AX_BISCTL_READMULTI 0x00200000 - -#define AX_BURSTLEN_UNLIMIT 0x00000000 -#define AX_BURSTLEN_1LONG 0x00000100 -#define AX_BURSTLEN_2LONG 0x00000200 -#define AX_BURSTLEN_4LONG 0x00000400 -#define AX_BURSTLEN_8LONG 0x00000800 -#define AX_BURSTLEN_16LONG 0x00001000 -#define AX_BURSTLEN_32LONG 0x00002000 - -#define AX_BUSCTL_CONFIG (AX_BUSCTL_ARBITRATION|AX_BURSTLEN_8LONG|AX_BURSTLEN_8LONG) - -/* - * Interrupt status bits. - */ -#define AX_ISR_TX_OK 0x00000001 -#define AX_ISR_TX_IDLE 0x00000002 -#define AX_ISR_TX_NOBUF 0x00000004 -#define AX_ISR_TX_JABBERTIMEO 0x00000008 -#define AX_ISR_TX_UNDERRUN 0x00000020 -#define AX_ISR_RX_OK 0x00000040 -#define AX_ISR_RX_NOBUF 0x00000080 -#define AX_ISR_RX_IDLE 0x00000100 -#define AX_ISR_RX_WATDOGTIMEO 0x00000200 -#define AX_ISR_TX_EARLY 0x00000400 -#define AX_ISR_TIMER_EXPIRED 0x00000800 -#define AX_ISR_BUS_ERR 0x00002000 -#define AX_ISR_ABNORMAL 0x00008000 -#define AX_ISR_NORMAL 0x00010000 -#define AX_ISR_RX_STATE 0x000E0000 -#define AX_ISR_TX_STATE 0x00700000 -#define AX_ISR_BUSERRTYPE 0x03800000 - -#define AX_RXSTATE_STOPPED 0x00000000 /* 000 - Stopped */ -#define AX_RXSTATE_FETCH 0x00020000 /* 001 - Fetching descriptor */ -#define AX_RXSTATE_ENDCHECK 0x00040000 /* 010 - check for rx end */ -#define AX_RXSTATE_WAIT 0x00060000 /* 011 - waiting for packet */ -#define AX_RXSTATE_SUSPEND 0x00080000 /* 100 - suspend rx */ -#define AX_RXSTATE_CLOSE 0x000A0000 /* 101 - close tx desc */ -#define AX_RXSTATE_FLUSH 0x000C0000 /* 110 - flush from FIFO */ -#define AX_RXSTATE_DEQUEUE 0x000E0000 /* 111 - dequeue from FIFO */ - -#define AX_TXSTATE_RESET 0x00000000 /* 000 - reset */ -#define AX_TXSTATE_FETCH 0x00100000 /* 001 - fetching descriptor */ -#define AX_TXSTATE_WAITEND 0x00200000 /* 010 - wait for tx end */ -#define AX_TXSTATE_READING 0x00300000 /* 011 - read and enqueue */ -#define AX_TXSTATE_RSVD 0x00400000 /* 100 - reserved */ -#define AX_TXSTATE_SETUP 0x00500000 /* 101 - setup packet */ -#define AX_TXSTATE_SUSPEND 0x00600000 /* 110 - suspend tx */ -#define AX_TXSTATE_CLOSE 0x00700000 /* 111 - close tx desc */ - -/* - * Network config bits. - */ -#define AX_NETCFG_LINKSTAT_PCS 0x00000001 -#define AX_NETCFG_RX_ON 0x00000002 -#define AX_NETCFG_RX_BADFRAMES 0x00000008 -#define AX_NETCFG_RX_PROMISC 0x00000040 -#define AX_NETCFG_RX_ALLMULTI 0x00000080 -#define AX_NETCFG_RX_BROAD 0x00000100 -#define AX_NETCFG_FULLDUPLEX 0x00000200 -#define AX_NETCFG_LOOPBACK 0x00000C00 -#define AX_NETCFG_FORCECOLL 0x00001000 -#define AX_NETCFG_TX_ON 0x00002000 -#define AX_NETCFG_TX_THRESH 0x0000C000 -#define AX_NETCFG_PORTSEL 0x00040000 /* 0 == SRL, 1 == MII/SYM */ -#define AX_NETCFG_HEARTBEAT 0x00080000 /* 0 == ON, 1 == OFF */ -#define AX_NETCFG_STORENFWD 0x00200000 -#define AX_NETCFG_SPEEDSEL 0x00400000 /* 1 == 10, 0 == 100 */ -#define AX_NETCFG_PCS 0x00800000 -#define AX_NETCFG_SCRAMBLER 0x01000000 -#define AX_NETCFG_RX_ALL 0x40000000 - -#define AX_OPMODE_NORM 0x00000000 -#define AX_OPMODE_INTLOOP 0x00000400 -#define AX_OPMODE_EXTLOOP 0x00000800 - -#define AX_TXTHRESH_72BYTES 0x00000000 -#define AX_TXTHRESH_96BYTES 0x00004000 -#define AX_TXTHRESH_128BYTES 0x00008000 -#define AX_TXTHRESH_160BYTES 0x0000C000 - -/* - * Interrupt mask bits. - */ -#define AX_IMR_TX_OK 0x00000001 -#define AX_IMR_TX_IDLE 0x00000002 -#define AX_IMR_TX_NOBUF 0x00000004 -#define AX_IMR_TX_JABBERTIMEO 0x00000008 -#define AX_IMR_TX_UNDERRUN 0x00000020 -#define AX_IMR_RX_OK 0x00000040 -#define AX_IMR_RX_NOBUF 0x00000080 -#define AX_IMR_RX_IDLE 0x00000100 -#define AX_IMR_RX_WATDOGTIMEO 0x00000200 -#define AX_IMR_TX_EARLY 0x00000400 -#define AX_IMR_TIMER_EXPIRED 0x00000800 -#define AX_IMR_BUS_ERR 0x00002000 -#define AX_IMR_RX_EARLY 0x00004000 -#define AX_IMR_ABNORMAL 0x00008000 -#define AX_IMR_NORMAL 0x00010000 - -#define AX_INTRS \ - (AX_IMR_RX_OK|AX_IMR_TX_OK|AX_IMR_RX_NOBUF|AX_IMR_RX_WATDOGTIMEO|\ - AX_IMR_TX_NOBUF|AX_IMR_TX_UNDERRUN|AX_IMR_BUS_ERR| \ - AX_IMR_ABNORMAL|AX_IMR_NORMAL|/*AX_IMR_TX_EARLY*/ \ - AX_IMR_TX_IDLE|AX_IMR_RX_IDLE) - -/* - * Serial I/O (EEPROM/ROM) bits. - */ -#define AX_SIO_EE_CS 0x00000001 /* EEPROM chip select */ -#define AX_SIO_EE_CLK 0x00000002 /* EEPROM clock */ -#define AX_SIO_EE_DATAIN 0x00000004 /* EEPROM data output */ -#define AX_SIO_EE_DATAOUT 0x00000008 /* EEPROM data input */ -#define AX_SIO_EESEL 0x00000800 -#define AX_SIO_ROMSEL 0x00001000 -#define AX_SIO_ROMCTL_WRITE 0x00002000 -#define AX_SIO_ROMCTL_READ 0x00004000 -#define AX_SIO_MII_CLK 0x00010000 /* MDIO clock */ -#define AX_SIO_MII_DATAOUT 0x00020000 /* MDIO data out */ -#define AX_SIO_MII_DIR 0x00040000 /* MDIO dir */ -#define AX_SIO_MII_DATAIN 0x00080000 /* MDIO data in */ - -#define AX_EECMD_WRITE 0x140 -#define AX_EECMD_READ 0x180 -#define AX_EECMD_ERASE 0x1c0 - -#define AX_EE_NODEADDR_OFFSET 0x70 -#define AX_EE_NODEADDR 10 - -/* - * General purpose timer register - */ -#define AX_TIMER_VALUE 0x0000FFFF -#define AX_TIMER_CONTINUOUS 0x00010000 - -/* - * RX Filter Index Register values - */ -#define AX_FILTIDX_PAR0 0x00000000 -#define AX_FILTIDX_PAR1 0x00000001 -#define AX_FILTIDX_MAR0 0x00000002 -#define AX_FILTIDX_MAR1 0x00000003 - -/* - * ASIX TX/RX list structure. - */ - -struct ax_desc { - volatile u_int32_t ax_status; - volatile u_int32_t ax_ctl; - volatile u_int32_t ax_ptr1; - volatile u_int32_t ax_ptr2; -}; - -#define ax_data ax_ptr1 -#define ax_next ax_ptr2 - -#define AX_RXSTAT_FIFOOFLOW 0x00000001 -#define AX_RXSTAT_CRCERR 0x00000002 -#define AX_RXSTAT_DRIBBLE 0x00000004 -#define AX_RXSTAT_WATCHDOG 0x00000010 -#define AX_RXSTAT_FRAMETYPE 0x00000020 /* 0 == IEEE 802.3 */ -#define AX_RXSTAT_COLLSEEN 0x00000040 -#define AX_RXSTAT_GIANT 0x00000080 -#define AX_RXSTAT_LASTFRAG 0x00000100 -#define AX_RXSTAT_FIRSTFRAG 0x00000200 -#define AX_RXSTAT_MULTICAST 0x00000400 -#define AX_RXSTAT_RUNT 0x00000800 -#define AX_RXSTAT_RXTYPE 0x00003000 -#define AX_RXSTAT_RXERR 0x00008000 -#define AX_RXSTAT_RXLEN 0x3FFF0000 -#define AX_RXSTAT_OWN 0x80000000 - -#define AX_RXBYTES(x) ((x & AX_RXSTAT_RXLEN) >> 16) -#define AX_RXSTAT (AX_RXSTAT_FIRSTFRAG|AX_RXSTAT_LASTFRAG|AX_RXSTAT_OWN) - -#define AX_RXCTL_BUFLEN1 0x00000FFF -#define AX_RXCTL_BUFLEN2 0x00FFF000 -#define AX_RXCTL_RLAST 0x02000000 - -#define AX_TXSTAT_DEFER 0x00000001 -#define AX_TXSTAT_UNDERRUN 0x00000002 -#define AX_TXSTAT_LINKFAIL 0x00000003 -#define AX_TXSTAT_COLLCNT 0x00000078 -#define AX_TXSTAT_SQE 0x00000080 -#define AX_TXSTAT_EXCESSCOLL 0x00000100 -#define AX_TXSTAT_LATECOLL 0x00000200 -#define AX_TXSTAT_NOCARRIER 0x00000400 -#define AX_TXSTAT_CARRLOST 0x00000800 -#define AX_TXSTAT_JABTIMEO 0x00004000 -#define AX_TXSTAT_ERRSUM 0x00008000 -#define AX_TXSTAT_OWN 0x80000000 - -#define AX_TXCTL_BUFLEN1 0x000007FF -#define AX_TXCTL_BUFLEN2 0x003FF800 -#define AX_TXCTL_PAD 0x00800000 -#define AX_TXCTL_TLAST 0x02000000 -#define AX_TXCTL_NOCRC 0x04000000 -#define AX_TXCTL_FIRSTFRAG 0x20000000 -#define AX_TXCTL_LASTFRAG 0x40000000 -#define AX_TXCTL_FINT 0x80000000 - -#define AX_MAXFRAGS 16 -#define AX_RX_LIST_CNT 64 -#define AX_TX_LIST_CNT 128 -#define AX_MIN_FRAMELEN 60 - -/* - * A tx 'super descriptor' is actually 16 regular descriptors - * back to back. - */ -struct ax_txdesc { - volatile struct ax_desc ax_frag[AX_MAXFRAGS]; -}; - -#define AX_TXNEXT(x) x->ax_ptr->ax_frag[x->ax_lastdesc].ax_next -#define AX_TXSTATUS(x) x->ax_ptr->ax_frag[x->ax_lastdesc].ax_status -#define AX_TXCTL(x) x->ax_ptr->ax_frag[x->ax_lastdesc].ax_ctl -#define AX_TXDATA(x) x->ax_ptr->ax_frag[x->ax_lastdesc].ax_data - -#define AX_TXOWN(x) x->ax_ptr->ax_frag[0].ax_status - -#define AX_UNSENT 0x12341234 - -struct ax_list_data { - volatile struct ax_desc ax_rx_list[AX_RX_LIST_CNT]; - volatile struct ax_txdesc ax_tx_list[AX_TX_LIST_CNT]; -}; - -struct ax_chain { - volatile struct ax_txdesc *ax_ptr; - struct mbuf *ax_mbuf; - struct ax_chain *ax_nextdesc; - u_int8_t ax_lastdesc; -}; - -struct ax_chain_onefrag { - volatile struct ax_desc *ax_ptr; - struct mbuf *ax_mbuf; - struct ax_chain_onefrag *ax_nextdesc; -}; - -struct ax_chain_data { - struct ax_chain_onefrag ax_rx_chain[AX_RX_LIST_CNT]; - struct ax_chain ax_tx_chain[AX_TX_LIST_CNT]; - - struct ax_chain_onefrag *ax_rx_head; - - struct ax_chain *ax_tx_head; - struct ax_chain *ax_tx_tail; - struct ax_chain *ax_tx_free; -}; - -struct ax_type { - u_int16_t ax_vid; - u_int16_t ax_did; - char *ax_name; -}; - -struct ax_mii_frame { - u_int8_t mii_stdelim; - u_int8_t mii_opcode; - u_int8_t mii_phyaddr; - u_int8_t mii_regaddr; - u_int8_t mii_turnaround; - u_int16_t mii_data; -}; - -/* - * MII constants - */ -#define AX_MII_STARTDELIM 0x01 -#define AX_MII_READOP 0x02 -#define AX_MII_WRITEOP 0x01 -#define AX_MII_TURNAROUND 0x02 - -#define AX_FLAG_FORCEDELAY 1 -#define AX_FLAG_SCHEDDELAY 2 -#define AX_FLAG_DELAYTIMEO 3 - -struct ax_softc { -#ifdef __OpenBSD__ - struct device sc_dev; /* generic device structure */ - void * sc_ih; /* interrupt handler cookie */ -#endif - struct arpcom arpcom; /* interface info */ - struct ifmedia ifmedia; /* media info */ - bus_space_handle_t ax_bhandle; /* bus space handle */ - bus_space_tag_t ax_btag; /* bus space tag */ - struct ax_type *ax_info; /* ASIX adapter info */ - struct ax_type *ax_pinfo; /* phy info */ - u_int8_t ax_hasmii; /* whether we have mii or not */ - u_int8_t ax_unit; /* interface number */ - u_int8_t ax_type; - u_int8_t ax_phy_addr; /* PHY address */ - u_int8_t ax_tx_pend; /* TX pending */ - u_int8_t ax_want_auto; - u_int8_t ax_autoneg; - caddr_t ax_ldata_ptr; - struct ax_list_data *ax_ldata; - struct ax_chain_data ax_cdata; -}; - -/* - * register space access macros - */ -#define CSR_WRITE_4(sc, reg, val) \ - bus_space_write_4(sc->ax_btag, sc->ax_bhandle, reg, val) -#define CSR_WRITE_2(sc, reg, val) \ - bus_space_write_2(sc->ax_btag, sc->ax_bbhandle, reg, val) -#define CSR_WRITE_1(sc, reg, val) \ - bus_space_write_1(sc->ax_btag, sc->ax_bhandle, reg, val) - -#define CSR_READ_4(sc, reg) \ - bus_space_read_4(sc->ax_btag, sc->ax_bhandle, reg) -#define CSR_READ_2(sc, reg) \ - bus_space_read_2(sc->ax_btag, sc->ax_bhandle, reg) -#define CSR_READ_1(sc, reg) \ - bus_space_read_1(sc->ax_btag, sc->ax_bhandle, reg) - -#define AX_TIMEOUT 1000 - -/* - * General constants that are fun to know. - * - * ASIX PCI vendor ID - */ -#define AX_VENDORID 0x125B - -/* - * ASIX device IDs. - */ -#define AX_DEVICEID_AX88140A 0x1400 - -/* - * The ASIX AX88140 and ASIX AX88141 have the same vendor and - * device IDs but different revision values. - */ -#define AX_REVISION_88140 0x00 -#define AX_REVISION_88141 0x10 - -/* - * Texas Instruments PHY identifiers - */ -#define TI_PHY_VENDORID 0x4000 -#define TI_PHY_10BT 0x501F -#define TI_PHY_100VGPMI 0x502F - -/* - * These ID values are for the NS DP83840A 10/100 PHY - */ -#define NS_PHY_VENDORID 0x2000 -#define NS_PHY_83840A 0x5C0F - -/* - * Level 1 10/100 PHY - */ -#define LEVEL1_PHY_VENDORID 0x7810 -#define LEVEL1_PHY_LXT970 0x000F - -/* - * Intel 82555 10/100 PHY - */ -#define INTEL_PHY_VENDORID 0x0A28 -#define INTEL_PHY_82555 0x015F - -/* - * SEEQ 80220 10/100 PHY - */ -#define SEEQ_PHY_VENDORID 0x0016 -#define SEEQ_PHY_80220 0xF83F - - -/* - * PCI low memory base and low I/O base register, and - * other PCI registers. - */ - -#define AX_PCI_VENDOR_ID 0x00 -#define AX_PCI_DEVICE_ID 0x02 -#define AX_PCI_COMMAND 0x04 -#define AX_PCI_STATUS 0x06 -#define AX_PCI_REVID 0x08 -#define AX_PCI_CLASSCODE 0x09 -#define AX_PCI_LATENCY_TIMER 0x0D -#define AX_PCI_HEADER_TYPE 0x0E -#define AX_PCI_LOIO 0x10 -#define AX_PCI_LOMEM 0x14 -#define AX_PCI_BIOSROM 0x30 -#define AX_PCI_INTLINE 0x3C -#define AX_PCI_INTPIN 0x3D -#define AX_PCI_MINGNT 0x3E -#define AX_PCI_MINLAT 0x0F -#define AX_PCI_RESETOPT 0x48 -#define AX_PCI_EEPROM_DATA 0x4C - -/* power management registers */ -#define AX_PCI_CAPID 0x44 /* 8 bits */ -#define AX_PCI_NEXTPTR 0x45 /* 8 bits */ -#define AX_PCI_PWRMGMTCAP 0x46 /* 16 bits */ -#define AX_PCI_PWRMGMTCTRL 0x48 /* 16 bits */ - -#define AX_PSTATE_MASK 0x0003 -#define AX_PSTATE_D0 0x0000 -#define AX_PSTATE_D1 0x0001 -#define AX_PSTATE_D2 0x0002 -#define AX_PSTATE_D3 0x0003 -#define AX_PME_EN 0x0010 -#define AX_PME_STATUS 0x8000 - -#define PHY_UNKNOWN 6 - -#define AX_PHYADDR_MIN 0x00 -#define AX_PHYADDR_MAX 0x1F - -#define PHY_BMCR 0x00 -#define PHY_BMSR 0x01 -#define PHY_VENID 0x02 -#define PHY_DEVID 0x03 -#define PHY_ANAR 0x04 -#define PHY_LPAR 0x05 -#define PHY_ANEXP 0x06 - -#define PHY_ANAR_NEXTPAGE 0x8000 -#define PHY_ANAR_RSVD0 0x4000 -#define PHY_ANAR_TLRFLT 0x2000 -#define PHY_ANAR_RSVD1 0x1000 -#define PHY_ANAR_RSVD2 0x0800 -#define PHY_ANAR_RSVD3 0x0400 -#define PHY_ANAR_100BT4 0x0200 -#define PHY_ANAR_100BTXFULL 0x0100 -#define PHY_ANAR_100BTXHALF 0x0080 -#define PHY_ANAR_10BTFULL 0x0040 -#define PHY_ANAR_10BTHALF 0x0020 -#define PHY_ANAR_PROTO4 0x0010 -#define PHY_ANAR_PROTO3 0x0008 -#define PHY_ANAR_PROTO2 0x0004 -#define PHY_ANAR_PROTO1 0x0002 -#define PHY_ANAR_PROTO0 0x0001 - -/* - * These are the register definitions for the PHY (physical layer - * interface chip). - */ -/* - * PHY BMCR Basic Mode Control Register - */ -#define PHY_BMCR_RESET 0x8000 -#define PHY_BMCR_LOOPBK 0x4000 -#define PHY_BMCR_SPEEDSEL 0x2000 -#define PHY_BMCR_AUTONEGENBL 0x1000 -#define PHY_BMCR_RSVD0 0x0800 /* write as zero */ -#define PHY_BMCR_ISOLATE 0x0400 -#define PHY_BMCR_AUTONEGRSTR 0x0200 -#define PHY_BMCR_DUPLEX 0x0100 -#define PHY_BMCR_COLLTEST 0x0080 -#define PHY_BMCR_RSVD1 0x0040 /* write as zero, don't care */ -#define PHY_BMCR_RSVD2 0x0020 /* write as zero, don't care */ -#define PHY_BMCR_RSVD3 0x0010 /* write as zero, don't care */ -#define PHY_BMCR_RSVD4 0x0008 /* write as zero, don't care */ -#define PHY_BMCR_RSVD5 0x0004 /* write as zero, don't care */ -#define PHY_BMCR_RSVD6 0x0002 /* write as zero, don't care */ -#define PHY_BMCR_RSVD7 0x0001 /* write as zero, don't care */ -/* - * RESET: 1 == software reset, 0 == normal operation - * Resets status and control registers to default values. - * Relatches all hardware config values. - * - * LOOPBK: 1 == loopback operation enabled, 0 == normal operation - * - * SPEEDSEL: 1 == 100Mb/s, 0 == 10Mb/s - * Link speed is selected byt his bit or if auto-negotiation if bit - * 12 (AUTONEGENBL) is set (in which case the value of this register - * is ignored). - * - * AUTONEGENBL: 1 == Autonegotiation enabled, 0 == Autonegotiation disabled - * Bits 8 and 13 are ignored when autoneg is set, otherwise bits 8 and 13 - * determine speed and mode. Should be cleared and then set if PHY configured - * for no autoneg on startup. - * - * ISOLATE: 1 == isolate PHY from MII, 0 == normal operation - * - * AUTONEGRSTR: 1 == restart autonegotiation, 0 = normal operation - * - * DUPLEX: 1 == full duplex mode, 0 == half duplex mode - * - * COLLTEST: 1 == collision test enabled, 0 == normal operation - */ - -/* - * PHY, BMSR Basic Mode Status Register - */ -#define PHY_BMSR_100BT4 0x8000 -#define PHY_BMSR_100BTXFULL 0x4000 -#define PHY_BMSR_100BTXHALF 0x2000 -#define PHY_BMSR_10BTFULL 0x1000 -#define PHY_BMSR_10BTHALF 0x0800 -#define PHY_BMSR_RSVD1 0x0400 /* write as zero, don't care */ -#define PHY_BMSR_RSVD2 0x0200 /* write as zero, don't care */ -#define PHY_BMSR_RSVD3 0x0100 /* write as zero, don't care */ -#define PHY_BMSR_RSVD4 0x0080 /* write as zero, don't care */ -#define PHY_BMSR_MFPRESUP 0x0040 -#define PHY_BMSR_AUTONEGCOMP 0x0020 -#define PHY_BMSR_REMFAULT 0x0010 -#define PHY_BMSR_CANAUTONEG 0x0008 -#define PHY_BMSR_LINKSTAT 0x0004 -#define PHY_BMSR_JABBER 0x0002 -#define PHY_BMSR_EXTENDED 0x0001 - -#ifndef ETHER_CRC_LEN -#define ETHER_CRC_LEN 4 -#endif -#ifndef ETHER_ALIGN -#define ETHER_ALIGN 2 -#endif - -#ifdef __alpha__ -#undef vtophys -#define vtophys(va) alpha_XXX_dmamap((vm_offset_t)va) -#endif -- 2.20.1