diff options
| -rw-r--r-- | share/man/man4/lmc.4 | 91 | ||||
| -rw-r--r-- | sys/conf/NOTES | 1 | ||||
| -rw-r--r-- | sys/conf/files | 1 | ||||
| -rw-r--r-- | sys/dev/lmc/if_lmc.c | 1564 | ||||
| -rw-r--r-- | sys/dev/lmc/if_lmc_common.c | 272 | ||||
| -rw-r--r-- | sys/dev/lmc/if_lmc_fbsd3.c | 286 | ||||
| -rw-r--r-- | sys/dev/lmc/if_lmc_media.c | 939 | ||||
| -rw-r--r-- | sys/dev/lmc/if_lmcioctl.h | 276 | ||||
| -rw-r--r-- | sys/dev/lmc/if_lmcvar.h | 492 |
9 files changed, 0 insertions, 3922 deletions
diff --git a/share/man/man4/lmc.4 b/share/man/man4/lmc.4 deleted file mode 100644 index 2cbbd50..0000000 --- a/share/man/man4/lmc.4 +++ /dev/null @@ -1,91 +0,0 @@ -.\" $NetBSD: lmc.4,v 1.2 2000/07/05 15:45:34 msaitoh Exp $ -.\" -.\" Copyright (c) 2003 David E. O'Brien -.\" Copyright (c) 1999 The NetBSD Foundation, Inc. -.\" 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 the NetBSD -.\" Foundation, Inc. and its contributors. -.\" 4. Neither the name of The NetBSD Foundation nor the names of its -.\" contributors may be used to endorse or promote products derived -.\" from this software without specific prior written permission. -.\" -.\" THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. 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 THE FOUNDATION OR CONTRIBUTORS -.\" 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. -.\" -.\" $FreeBSD$ -.\" -.Dd January 4, 2003 -.Dt LMC 4 -.Os -.Sh NAME -.Nm lmc -.Nd LAN Media Corp. PCI WAN adapter driver -.Sh SYNOPSIS -.Cd "device lmc" -.Sh DESCRIPTION -The -.Nm -driver supports Lan Media Corp. Wide Area Network -.Pq Tn WAN -adapters based on the -.Tn DEC -.Tn DECchip -21140A (DEC -.Dq Tulip ) -.Tn PCI -Fast -.Tn Ethernet -controller. -Supported boards include: -.Bl -tag -width "LMC5200" -.It LMC1000 -Synchronous Serial Interface adapter (V.10/RS423, EIA530A, X.21, V.35, -EIA449/EIA530/V.36, and V.28/EIA232). -.It LMC1200 -T1/E1 -.Tn WAN -adapter. -.It LMC5200 -High Speed Synchronous Interface -.Pq Tn HSSI -adapter. -.It LMC5245 -DS3 -.Tn WAN -adapter. -.El -.Sh SEE ALSO -.Xr arp 4 , -.Xr netintro 4 , -.Xr ng_ether 4 , -.Xr ifconfig 8 -.Pp -.Pa http://www.lanmedia.com/ -.Sh HISTORY -The -.Nm -driver -appeared in -.Fx 5.0 -and -.Nx 1.4 . diff --git a/sys/conf/NOTES b/sys/conf/NOTES index 051186a..b2ad60b 100644 --- a/sys/conf/NOTES +++ b/sys/conf/NOTES @@ -459,7 +459,6 @@ options NGATM_SSCFU options NGATM_UNI device mn # Munich32x/Falc54 Nx64kbit/sec cards. -device lmc # tulip based LanMedia WAN cards device musycc # LMC/SBE LMC1504 quad T1/E1 # diff --git a/sys/conf/files b/sys/conf/files index 710fb63..457a4de 100644 --- a/sys/conf/files +++ b/sys/conf/files @@ -498,7 +498,6 @@ dev/joy/joy_isa.c optional joy isa dev/joy/joy_pccard.c optional joy pccard dev/led/led.c optional cpu_soekris dev/lge/if_lge.c optional lge -dev/lmc/if_lmc.c optional lmc nowerror dev/lnc/if_lnc.c optional lnc dev/lnc/if_lnc_pci.c optional lnc pci dev/ncv/ncr53c500.c optional ncv diff --git a/sys/dev/lmc/if_lmc.c b/sys/dev/lmc/if_lmc.c deleted file mode 100644 index 677da94..0000000 --- a/sys/dev/lmc/if_lmc.c +++ /dev/null @@ -1,1564 +0,0 @@ -/*- - * Copyright (c) 1994-1997 Matt Thomas (matt@3am-software.com) - * Copyright (c) LAN Media Corporation 1998, 1999. - * Copyright (c) 2000 Stephen Kiernan (sk-ports@vegamuse.org) - * 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. The name of the author may not be used to endorse or promote products - * derived from this software without specific prior written permission - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 THE AUTHOR 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. - * - * From NetBSD: if_de.c,v 1.56.2.1 1997/10/27 02:13:25 thorpej Exp - * $Id: if_lmc.c,v 1.9 1999/02/19 15:08:42 explorer Exp $ - */ - -#include <sys/cdefs.h> -__FBSDID("$FreeBSD$"); - -#ifdef COMPILING_LINT -#warning "The lmc driver is broken and is not compiled with LINT" -#else - -char lmc_version[] = "BSD 1.1"; - -#include "opt_netgraph.h" -#include <sys/param.h> -#include <sys/systm.h> -#include <sys/mbuf.h> -#include <sys/socket.h> -#include <sys/errno.h> -#include <sys/malloc.h> -#include <sys/kernel.h> - -#include <net/if.h> -#include <sys/syslog.h> - -#include <vm/vm.h> - -#include <netgraph/ng_message.h> -#include <netgraph/ng_parse.h> -#include <netgraph/netgraph.h> - -#include <vm/pmap.h> -#include <dev/pci/pcivar.h> -#include <pci/dc21040reg.h> -#define INCLUDE_PATH_PREFIX "dev/lmc/" - -/* Intel CPUs should use I/O mapped access. */ -#if defined(__i386__) -#define LMC_IOMAPPED -#endif - -/* - * This turns on all sort of debugging stuff and make the - * driver much larger. - */ -#ifdef LMC_DEBUG -#define DP(x) printf x -#else -#define DP(x) -#endif - -#define LMC_HZ 10 - -#ifndef TULIP_GP_PINSET -#define TULIP_GP_PINSET 0x00000100L -#endif -#ifndef TULIP_BUSMODE_READMULTIPLE -#define TULIP_BUSMODE_READMULTIPLE 0x00200000L -#endif - -/* - * C sucks - */ -typedef struct lmc___softc lmc_softc_t; -typedef struct lmc___media lmc_media_t; -typedef struct lmc___ctl lmc_ctl_t; - -#include "dev/lmc/if_lmcioctl.h" -#include "dev/lmc/if_lmcvar.h" -#include "dev/lmc/if_lmc_common.c" -#include "dev/lmc/if_lmc_media.c" - -/* - * This module supports - * the DEC 21140A pass 2.2 PCI Fast Ethernet Controller. - */ -static lmc_intrfunc_t lmc_intr_normal(void *); -static ifnet_ret_t lmc_ifstart(lmc_softc_t * const sc ); -static ifnet_ret_t lmc_ifstart_one(lmc_softc_t * const sc); -static struct mbuf *lmc_txput(lmc_softc_t * const sc, struct mbuf *m); -static void lmc_rx_intr(lmc_softc_t * const sc); - -static void lmc_watchdog(lmc_softc_t * const sc); -static void lmc_ifup(lmc_softc_t * const sc); -static void lmc_ifdown(lmc_softc_t * const sc); - -#ifdef LMC_DEBUG -static void ng_lmc_dump_packet(struct mbuf *m); -#endif /* LMC_DEBUG */ -static void ng_lmc_watchdog_frame(void *arg); -static void ng_lmc_init(void *ignored); - -static ng_constructor_t ng_lmc_constructor; -static ng_rcvmsg_t ng_lmc_rcvmsg; -static ng_shutdown_t ng_lmc_rmnode; -static ng_newhook_t ng_lmc_newhook; -/*static ng_findhook_t ng_lmc_findhook; */ -static ng_connect_t ng_lmc_connect; -static ng_rcvdata_t ng_lmc_rcvdata; -static ng_disconnect_t ng_lmc_disconnect; - -/* Parse type for struct lmc_ctl */ -static const struct ng_parse_fixedarray_info ng_lmc_ctl_cardspec_info = { - &ng_parse_int32_type, - 7, - NULL -}; - -static const struct ng_parse_type ng_lmc_ctl_cardspec_type = { - &ng_parse_fixedarray_type, - &ng_lmc_ctl_cardspec_info -}; - -static const struct ng_parse_struct_info ng_lmc_ctl_type_info = { - { - { "cardtype", &ng_parse_int32_type }, - { "clock_source", &ng_parse_int32_type }, - { "clock_rate", &ng_parse_int32_type }, - { "crc_length", &ng_parse_int32_type }, - { "cable_length", &ng_parse_int32_type }, - { "scrambler_onoff", &ng_parse_int32_type }, - { "cable_type", &ng_parse_int32_type }, - { "keepalive_onoff", &ng_parse_int32_type }, - { "ticks", &ng_parse_int32_type }, - { "cardspec", &ng_lmc_ctl_cardspec_type }, - { "circuit_type", &ng_parse_int32_type }, - { NULL }, - } -}; - -static const struct ng_parse_type ng_lmc_ctl_type = { - &ng_parse_struct_type, - &ng_lmc_ctl_type_info -}; - - -/* List of commands and how to convert arguments to/from ASCII */ -static const struct ng_cmdlist ng_lmc_cmdlist[] = { - { - NG_LMC_COOKIE, - NGM_LMC_GET_CTL, - "getctl", - NULL, - &ng_lmc_ctl_type, - }, - { - NG_LMC_COOKIE, - NGM_LMC_SET_CTL, - "setctl", - &ng_lmc_ctl_type, - NULL - }, - { 0 } -}; - -static struct ng_type typestruct = { - NG_ABI_VERSION, - NG_LMC_NODE_TYPE, - NULL, - ng_lmc_constructor, - ng_lmc_rcvmsg, - ng_lmc_rmnode, - ng_lmc_newhook, - NULL, - ng_lmc_connect, - ng_lmc_rcvdata, - ng_lmc_disconnect, - ng_lmc_cmdlist -}; - -static int ng_lmc_done_init = 0; - - -/* - * Code the read the SROM and MII bit streams (I2C) - */ -static void -lmc_delay_300ns(lmc_softc_t * const sc) -{ - int idx; - for (idx = (300 / 33) + 1; idx > 0; idx--) - (void)LMC_CSR_READ(sc, csr_busmode); -} - - -#define EMIT \ -do { \ - LMC_CSR_WRITE(sc, csr_srom_mii, csr); \ - lmc_delay_300ns(sc); \ -} while (0) - -static void -lmc_srom_idle(lmc_softc_t * const sc) -{ - unsigned bit, csr; - - csr = SROMSEL ; EMIT; - csr = SROMSEL | SROMRD; EMIT; - csr ^= SROMCS; EMIT; - csr ^= SROMCLKON; EMIT; - - /* - * Write 25 cycles of 0 which will force the SROM to be idle. - */ - for (bit = 3 + SROM_BITWIDTH + 16; bit > 0; bit--) { - csr ^= SROMCLKOFF; EMIT; /* clock low; data not valid */ - csr ^= SROMCLKON; EMIT; /* clock high; data valid */ - } - csr ^= SROMCLKOFF; EMIT; - csr ^= SROMCS; EMIT; - csr = 0; EMIT; -} - - -static void -lmc_srom_read(lmc_softc_t * const sc) -{ - unsigned idx; - const unsigned bitwidth = SROM_BITWIDTH; - const unsigned cmdmask = (SROMCMD_RD << bitwidth); - const unsigned msb = 1 << (bitwidth + 3 - 1); - unsigned lastidx = (1 << bitwidth) - 1; - - lmc_srom_idle(sc); - - for (idx = 0; idx <= lastidx; idx++) { - unsigned lastbit, data, bits, bit, csr; - csr = SROMSEL ; EMIT; - csr = SROMSEL | SROMRD; EMIT; - csr ^= SROMCSON; EMIT; - csr ^= SROMCLKON; EMIT; - - lastbit = 0; - for (bits = idx|cmdmask, bit = bitwidth + 3 - ; bit > 0 - ; bit--, bits <<= 1) { - const unsigned thisbit = bits & msb; - csr ^= SROMCLKOFF; EMIT; /* clock L data invalid */ - if (thisbit != lastbit) { - csr ^= SROMDOUT; EMIT;/* clock L invert data */ - } else { - EMIT; - } - csr ^= SROMCLKON; EMIT; /* clock H data valid */ - lastbit = thisbit; - } - csr ^= SROMCLKOFF; EMIT; - - for (data = 0, bits = 0; bits < 16; bits++) { - data <<= 1; - csr ^= SROMCLKON; EMIT; /* clock H data valid */ - data |= LMC_CSR_READ(sc, csr_srom_mii) & SROMDIN ? 1 : 0; - csr ^= SROMCLKOFF; EMIT; /* clock L data invalid */ - } - sc->lmc_rombuf[idx*2] = data & 0xFF; - sc->lmc_rombuf[idx*2+1] = data >> 8; - csr = SROMSEL | SROMRD; EMIT; - csr = 0; EMIT; - } - lmc_srom_idle(sc); -} - -#define MII_EMIT do { LMC_CSR_WRITE(sc, csr_srom_mii, csr); lmc_delay_300ns(sc); } while (0) - -static void -lmc_mii_writebits(lmc_softc_t * const sc, unsigned data, unsigned bits) -{ - unsigned msb = 1 << (bits - 1); - unsigned csr = LMC_CSR_READ(sc, csr_srom_mii) & (MII_RD|MII_DOUT|MII_CLK); - unsigned lastbit = (csr & MII_DOUT) ? msb : 0; - - csr |= MII_WR; MII_EMIT; /* clock low; assert write */ - - for (; bits > 0; bits--, data <<= 1) { - const unsigned thisbit = data & msb; - if (thisbit != lastbit) { - csr ^= MII_DOUT; MII_EMIT; /* clock low; invert data */ - } - csr ^= MII_CLKON; MII_EMIT; /* clock high; data valid */ - lastbit = thisbit; - csr ^= MII_CLKOFF; MII_EMIT; /* clock low; data not valid */ - } -} - -static void -lmc_mii_turnaround(lmc_softc_t * const sc, unsigned cmd) -{ - unsigned csr = LMC_CSR_READ(sc, csr_srom_mii) & (MII_RD|MII_DOUT|MII_CLK); - - if (cmd == MII_WRCMD) { - csr |= MII_DOUT; MII_EMIT; /* clock low; change data */ - csr ^= MII_CLKON; MII_EMIT; /* clock high; data valid */ - csr ^= MII_CLKOFF; MII_EMIT; /* clock low; data not valid */ - csr ^= MII_DOUT; MII_EMIT; /* clock low; change data */ - } else { - csr |= MII_RD; MII_EMIT; /* clock low; switch to read */ - } - csr ^= MII_CLKON; MII_EMIT; /* clock high; data valid */ - csr ^= MII_CLKOFF; MII_EMIT; /* clock low; data not valid */ -} - -static unsigned -lmc_mii_readbits(lmc_softc_t * const sc) -{ - unsigned data; - unsigned csr = LMC_CSR_READ(sc, csr_srom_mii) & (MII_RD|MII_DOUT|MII_CLK); - int idx; - - for (idx = 0, data = 0; idx < 16; idx++) { - data <<= 1; /* this is NOOP on the first pass through */ - csr ^= MII_CLKON; MII_EMIT; /* clock high; data valid */ - if (LMC_CSR_READ(sc, csr_srom_mii) & MII_DIN) - data |= 1; - csr ^= MII_CLKOFF; MII_EMIT; /* clock low; data not valid */ - } - csr ^= MII_RD; MII_EMIT; /* clock low; turn off read */ - - return data; -} - -static unsigned -lmc_mii_readreg(lmc_softc_t * const sc, unsigned devaddr, unsigned regno) -{ - unsigned csr = LMC_CSR_READ(sc, csr_srom_mii) & (MII_RD|MII_DOUT|MII_CLK); - unsigned data; - - csr &= ~(MII_RD|MII_CLK); MII_EMIT; - lmc_mii_writebits(sc, MII_PREAMBLE, 32); - lmc_mii_writebits(sc, MII_RDCMD, 8); - lmc_mii_writebits(sc, devaddr, 5); - lmc_mii_writebits(sc, regno, 5); - lmc_mii_turnaround(sc, MII_RDCMD); - - data = lmc_mii_readbits(sc); - return data; -} - -static void -lmc_mii_writereg(lmc_softc_t * const sc, unsigned devaddr, - unsigned regno, unsigned data) -{ - unsigned csr = LMC_CSR_READ(sc, csr_srom_mii) & (MII_RD|MII_DOUT|MII_CLK); - csr &= ~(MII_RD|MII_CLK); MII_EMIT; - lmc_mii_writebits(sc, MII_PREAMBLE, 32); - lmc_mii_writebits(sc, MII_WRCMD, 8); - lmc_mii_writebits(sc, devaddr, 5); - lmc_mii_writebits(sc, regno, 5); - lmc_mii_turnaround(sc, MII_WRCMD); - lmc_mii_writebits(sc, data, 16); -} - -static int -lmc_read_macaddr(lmc_softc_t * const sc) -{ - lmc_srom_read(sc); - - bcopy(sc->lmc_rombuf + 20, sc->lmc_enaddr, 6); - - return 0; -} - -/* - * Check to make certain there is a signal from the modem, and flicker - * lights as needed. - */ -static void -lmc_watchdog(lmc_softc_t * const sc) -{ - int state; - u_int32_t ostatus; - u_int32_t link_status; - u_int32_t ticks; - - state = 0; - - link_status = sc->lmc_media->get_link_status(sc); - ostatus = ((sc->lmc_flags & LMC_MODEMOK) == LMC_MODEMOK); - - /* - * hardware level link lost, but the interface is marked as up. - * Mark it as down. - */ - if (link_status == 0 && ostatus) { - printf(LMC_PRINTF_FMT ": physical link down\n", - LMC_PRINTF_ARGS); - sc->lmc_flags &= ~LMC_MODEMOK; - lmc_led_off(sc, LMC_MII16_LED1); - } - - /* - * hardware link is up, but the interface is marked as down. - * Bring it back up again. - */ - if (link_status != 0 && !ostatus) { - printf(LMC_PRINTF_FMT ": physical link up\n", - LMC_PRINTF_ARGS); - if (sc->lmc_flags & LMC_IFUP) - lmc_ifup(sc); - return; - } - - /* - * remember the timer value - */ - ticks = LMC_CSR_READ(sc, csr_gp_timer); - LMC_CSR_WRITE(sc, csr_gp_timer, 0xffffffffUL); - sc->ictl.ticks = 0x0000ffff - (ticks & 0x0000ffff); - - sc->lmc_out_dog = LMC_DOG_HOLDOFF; -} - -/* - * Mark the interface as "up" and enable TX/RX and TX/RX interrupts. - * This also does a full software reset. - */ -static void -lmc_ifup(lmc_softc_t * const sc) -{ - untimeout(ng_lmc_watchdog_frame, sc, sc->lmc_handle); - sc->lmc_running = 0; - - lmc_dec_reset(sc); - lmc_reset(sc); - - sc->lmc_media->set_link_status(sc, 1); - sc->lmc_media->set_status(sc, NULL); - - sc->lmc_flags |= LMC_IFUP; - - /* - * select what interrupts we want to get - */ - sc->lmc_intrmask |= (TULIP_STS_NORMALINTR - | TULIP_STS_RXINTR - | TULIP_STS_TXINTR - | TULIP_STS_ABNRMLINTR - | TULIP_STS_SYSERROR - | TULIP_STS_TXSTOPPED - | TULIP_STS_TXUNDERFLOW - | TULIP_STS_RXSTOPPED - ); - LMC_CSR_WRITE(sc, csr_intr, sc->lmc_intrmask); - - sc->lmc_cmdmode |= TULIP_CMD_TXRUN; - sc->lmc_cmdmode |= TULIP_CMD_RXRUN; - LMC_CSR_WRITE(sc, csr_command, sc->lmc_cmdmode); - - untimeout(ng_lmc_watchdog_frame, sc, sc->lmc_handle); - sc->lmc_handle = timeout(ng_lmc_watchdog_frame, sc, hz); - sc->lmc_running = 1; - - /* - * check if the physical link is up - */ - if (sc->lmc_media->get_link_status(sc)) { - sc->lmc_flags |= LMC_MODEMOK; - lmc_led_on(sc, LMC_MII16_LED1); - } -} - -/* - * Mark the interface as "down" and disable TX/RX and TX/RX interrupts. - * This is done by performing a full reset on the interface. - */ -static void -lmc_ifdown(lmc_softc_t * const sc) -{ - untimeout(ng_lmc_watchdog_frame, sc, sc->lmc_handle); - sc->lmc_running = 0; - sc->lmc_flags &= ~LMC_IFUP; - - sc->lmc_media->set_link_status(sc, 0); - lmc_led_off(sc, LMC_MII16_LED1); - - lmc_dec_reset(sc); - lmc_reset(sc); - sc->lmc_media->set_status(sc, NULL); -} - -static void -lmc_rx_intr(lmc_softc_t * const sc) -{ - lmc_ringinfo_t * const ri = &sc->lmc_rxinfo; - int fillok = 1; - - sc->lmc_rxtick++; - - for (;;) { - tulip_desc_t *eop = ri->ri_nextin; - int total_len = 0, last_offset = 0; - struct mbuf *ms = NULL, *me = NULL; - int accept = 0; - - if (fillok && sc->lmc_rxq.ifq_len < LMC_RXQ_TARGET) - goto queue_mbuf; - - /* - * If the TULIP has no descriptors, there can't be any receive - * descriptors to process. - */ - if (eop == ri->ri_nextout) - break; - - /* - * 90% of the packets will fit in one descriptor. So we - * optimize for that case. - */ - if ((((volatile tulip_desc_t *) eop)->d_status & (TULIP_DSTS_OWNER|TULIP_DSTS_RxFIRSTDESC|TULIP_DSTS_RxLASTDESC)) == (TULIP_DSTS_RxFIRSTDESC|TULIP_DSTS_RxLASTDESC)) { - _IF_DEQUEUE(&sc->lmc_rxq, ms); - me = ms; - } else { - /* - * If still owned by the TULIP, don't touch it. - */ - if (((volatile tulip_desc_t *)eop)->d_status & TULIP_DSTS_OWNER) - break; - - /* - * It is possible (though improbable unless the - * BIG_PACKET support is enabled or MCLBYTES < 1518) - * for a received packet to cross more than one - * receive descriptor. - */ - while ((((volatile tulip_desc_t *) eop)->d_status & TULIP_DSTS_RxLASTDESC) == 0) { - if (++eop == ri->ri_last) - eop = ri->ri_first; - if (eop == ri->ri_nextout || ((((volatile tulip_desc_t *) eop)->d_status & TULIP_DSTS_OWNER))) { - return; - } - total_len++; - } - - /* - * Dequeue the first buffer for the start of the - * packet. Hopefully this will be the only one we - * need to dequeue. However, if the packet consumed - * multiple descriptors, then we need to dequeue - * those buffers and chain to the starting mbuf. - * All buffers but the last buffer have the same - * length so we can set that now. (we add to - * last_offset instead of multiplying since we - * normally won't go into the loop and thereby - * saving ourselves from doing a multiplication - * by 0 in the normal case). - */ - _IF_DEQUEUE(&sc->lmc_rxq, ms); - for (me = ms; total_len > 0; total_len--) { - me->m_len = LMC_RX_BUFLEN; - last_offset += LMC_RX_BUFLEN; - _IF_DEQUEUE(&sc->lmc_rxq, me->m_next); - me = me->m_next; - } - } - - /* - * Now get the size of received packet (minus the CRC). - */ - total_len = ((eop->d_status >> 16) & 0x7FFF); - if (sc->ictl.crc_length == 16) - total_len -= 2; - else - total_len -= 4; - - sc->lmc_inbytes += total_len; - sc->lmc_inlast = 0; - - if ((sc->lmc_flags & LMC_RXIGNORE) == 0 - && ((eop->d_status & LMC_DSTS_ERRSUM) == 0 - )) { - me->m_len = total_len - last_offset; - sc->lmc_flags |= LMC_RXACT; - accept = 1; - } else { - sc->lmc_ierrors++; - if (eop->d_status & TULIP_DSTS_RxOVERFLOW) { - sc->lmc_dot3stats.dot3StatsInternalMacReceiveErrors++; - } - } - - sc->lmc_ipackets++; - if (++eop == ri->ri_last) - eop = ri->ri_first; - ri->ri_nextin = eop; - - queue_mbuf: - /* - * Either we are priming the TULIP with mbufs (m == NULL) - * or we are about to accept an mbuf for the upper layers - * so we need to allocate an mbuf to replace it. If we - * can't replace it, send up it anyways. This may cause - * us to drop packets in the future but that's better than - * being caught in livelock. - * - * Note that if this packet crossed multiple descriptors - * we don't even try to reallocate all the mbufs here. - * Instead we rely on the test of the beginning of - * the loop to refill for the extra consumed mbufs. - */ - if (accept || ms == NULL) { - struct mbuf *m0; - MGETHDR(m0, M_DONTWAIT, MT_DATA); - if (m0 != NULL) { - MCLGET(m0, M_DONTWAIT); - if ((m0->m_flags & M_EXT) == 0) { - m_freem(m0); - m0 = NULL; - } - } - if (accept) { - int error; - - ms->m_pkthdr.len = total_len; - ms->m_pkthdr.rcvif = NULL; - NG_SEND_DATA_ONLY(error, sc->lmc_hook, ms); - } - ms = m0; - } - if (ms == NULL) { - /* - * Couldn't allocate a new buffer. Don't bother - * trying to replenish the receive queue. - */ - fillok = 0; - sc->lmc_flags |= LMC_RXBUFSLOW; - continue; - } - /* - * Now give the buffer(s) to the TULIP and save in our - * receive queue. - */ - do { - ri->ri_nextout->d_length1 = LMC_RX_BUFLEN; - ri->ri_nextout->d_addr1 = LMC_KVATOPHYS(sc, mtod(ms, caddr_t)); - ri->ri_nextout->d_status = TULIP_DSTS_OWNER; - if (++ri->ri_nextout == ri->ri_last) - ri->ri_nextout = ri->ri_first; - me = ms->m_next; - ms->m_next = NULL; - _IF_ENQUEUE(&sc->lmc_rxq, ms); - } while ((ms = me) != NULL); - - if (sc->lmc_rxq.ifq_len >= LMC_RXQ_TARGET) - sc->lmc_flags &= ~LMC_RXBUFSLOW; - } -} - -static int -lmc_tx_intr(lmc_softc_t * const sc) -{ - lmc_ringinfo_t * const ri = &sc->lmc_txinfo; - struct mbuf *m; - int xmits = 0; - int descs = 0; - - sc->lmc_txtick++; - - while (ri->ri_free < ri->ri_max) { - u_int32_t d_flag; - if (((volatile tulip_desc_t *) ri->ri_nextin)->d_status & TULIP_DSTS_OWNER) - break; - - d_flag = ri->ri_nextin->d_flag; - if (d_flag & TULIP_DFLAG_TxLASTSEG) { - const u_int32_t d_status = ri->ri_nextin->d_status; - _IF_DEQUEUE(&sc->lmc_txq, m); - if (m != NULL) { -#if NBPFILTER > 0 - if (sc->lmc_bpf != NULL) - LMC_BPF_MTAP(sc, m); -#endif - m_freem(m); -#if defined(LMC_DEBUG) - } else { - printf(LMC_PRINTF_FMT ": tx_intr: failed to dequeue mbuf?!?\n", LMC_PRINTF_ARGS); -#endif - } - xmits++; - if (d_status & LMC_DSTS_ERRSUM) { - sc->lmc_oerrors++; - if (d_status & TULIP_DSTS_TxUNDERFLOW) - sc->lmc_dot3stats.dot3StatsInternalTransmitUnderflows++; - } else { - if (d_status & TULIP_DSTS_TxDEFERRED) - sc->lmc_dot3stats.dot3StatsDeferredTransmissions++; - } - } - - if (++ri->ri_nextin == ri->ri_last) - ri->ri_nextin = ri->ri_first; - - ri->ri_free++; - descs++; - /*sc->lmc_if.if_flags &= ~IFF_OACTIVE;*/ - sc->lmc_out_deficit++; - } - /* - * If nothing left to transmit, disable the timer. - * Else if progress, reset the timer back to 2 ticks. - */ - sc->lmc_opackets += xmits; - - return descs; -} - -static void -lmc_print_abnormal_interrupt (lmc_softc_t * const sc, u_int32_t csr) -{ - printf(LMC_PRINTF_FMT ": Abnormal interrupt\n", LMC_PRINTF_ARGS); -} - -static void -lmc_intr_handler(lmc_softc_t * const sc, int *progress_p) -{ - u_int32_t csr; - - while ((csr = LMC_CSR_READ(sc, csr_status)) & sc->lmc_intrmask) { - - *progress_p = 1; - LMC_CSR_WRITE(sc, csr_status, csr); - - if (csr & TULIP_STS_SYSERROR) { - sc->lmc_last_system_error = (csr & TULIP_STS_ERRORMASK) >> TULIP_STS_ERR_SHIFT; - if (sc->lmc_flags & LMC_NOMESSAGES) { - sc->lmc_flags |= LMC_SYSTEMERROR; - } else { - printf(LMC_PRINTF_FMT ": system error: %s\n", - LMC_PRINTF_ARGS, - lmc_system_errors[sc->lmc_last_system_error]); - } - sc->lmc_flags |= LMC_NEEDRESET; - sc->lmc_system_errors++; - break; - } - if (csr & (TULIP_STS_RXINTR | TULIP_STS_RXNOBUF)) { - u_int32_t misses = LMC_CSR_READ(sc, csr_missed_frames); - if (csr & TULIP_STS_RXNOBUF) - sc->lmc_dot3stats.dot3StatsMissedFrames += misses & 0xFFFF; - /* - * Pass 2.[012] of the 21140A-A[CDE] may hang and/or corrupt data - * on receive overflows. - */ - if ((misses & 0x0FFE0000) && (sc->lmc_features & LMC_HAVE_RXBADOVRFLW)) { - sc->lmc_dot3stats.dot3StatsInternalMacReceiveErrors++; - /* - * Stop the receiver process and spin until it's stopped. - * Tell rx_intr to drop the packets it dequeues. - */ - LMC_CSR_WRITE(sc, csr_command, sc->lmc_cmdmode & ~TULIP_CMD_RXRUN); - while ((LMC_CSR_READ(sc, csr_status) & TULIP_STS_RXSTOPPED) == 0) - ; - LMC_CSR_WRITE(sc, csr_status, TULIP_STS_RXSTOPPED); - sc->lmc_flags |= LMC_RXIGNORE; - } - lmc_rx_intr(sc); - if (sc->lmc_flags & LMC_RXIGNORE) { - /* - * Restart the receiver. - */ - sc->lmc_flags &= ~LMC_RXIGNORE; - LMC_CSR_WRITE(sc, csr_command, sc->lmc_cmdmode); - } - } - if (csr & TULIP_STS_ABNRMLINTR) { - u_int32_t tmp = csr & sc->lmc_intrmask - & ~(TULIP_STS_NORMALINTR|TULIP_STS_ABNRMLINTR); - if (csr & TULIP_STS_TXUNDERFLOW) { - if ((sc->lmc_cmdmode & TULIP_CMD_THRESHOLDCTL) != TULIP_CMD_THRSHLD160) { - sc->lmc_cmdmode += TULIP_CMD_THRSHLD96; - sc->lmc_flags |= LMC_NEWTXTHRESH; - } else if (sc->lmc_features & LMC_HAVE_STOREFWD) { - sc->lmc_cmdmode |= TULIP_CMD_STOREFWD; - sc->lmc_flags |= LMC_NEWTXTHRESH; - } - } - if (sc->lmc_flags & LMC_NOMESSAGES) { - sc->lmc_statusbits |= tmp; - } else { - lmc_print_abnormal_interrupt(sc, tmp); - sc->lmc_flags |= LMC_NOMESSAGES; - } - LMC_CSR_WRITE(sc, csr_command, sc->lmc_cmdmode); - } - - if (csr & TULIP_STS_TXINTR) - lmc_tx_intr(sc); - - if (sc->lmc_flags & LMC_WANTTXSTART) - lmc_ifstart(sc); - } -} - -static lmc_intrfunc_t -lmc_intr_normal(void *arg) -{ - lmc_softc_t * sc = (lmc_softc_t *) arg; - int progress = 0; - - lmc_intr_handler(sc, &progress); - -#if !defined(LMC_VOID_INTRFUNC) - return progress; -#endif -} - -static struct mbuf * -lmc_mbuf_compress(struct mbuf *m) -{ - struct mbuf *m0; -#if MCLBYTES >= LMC_MTU + PPP_HEADER_LEN && !defined(BIG_PACKET) - MGETHDR(m0, M_DONTWAIT, MT_DATA); - if (m0 != NULL) { - if (m->m_pkthdr.len > MHLEN) { - MCLGET(m0, M_DONTWAIT); - if ((m0->m_flags & M_EXT) == 0) { - m_freem(m); - m_freem(m0); - return NULL; - } - } - m_copydata(m, 0, m->m_pkthdr.len, mtod(m0, caddr_t)); - m0->m_pkthdr.len = m0->m_len = m->m_pkthdr.len; - } -#else - int mlen = MHLEN; - int len = m->m_pkthdr.len; - struct mbuf **mp = &m0; - - while (len > 0) { - if (mlen == MHLEN) { - MGETHDR(*mp, M_DONTWAIT, MT_DATA); - } else { - MGET(*mp, M_DONTWAIT, MT_DATA); - } - if (*mp == NULL) { - m_freem(m0); - m0 = NULL; - break; - } - if (len > MLEN) { - MCLGET(*mp, M_DONTWAIT); - if (((*mp)->m_flags & M_EXT) == 0) { - m_freem(m0); - m0 = NULL; - break; - } - (*mp)->m_len = (len <= MCLBYTES ? len : MCLBYTES); - } else { - (*mp)->m_len = (len <= mlen ? len : mlen); - } - m_copydata(m, m->m_pkthdr.len - len, - (*mp)->m_len, mtod((*mp), caddr_t)); - len -= (*mp)->m_len; - mp = &(*mp)->m_next; - mlen = MLEN; - } -#endif - m_freem(m); - return m0; -} - -/* - * queue the mbuf handed to us for the interface. If we cannot - * queue it, return the mbuf. Return NULL if the mbuf was queued. - */ -static struct mbuf * -lmc_txput(lmc_softc_t * const sc, struct mbuf *m) -{ - lmc_ringinfo_t * const ri = &sc->lmc_txinfo; - tulip_desc_t *eop, *nextout; - int segcnt, free; - u_int32_t d_status; - struct mbuf *m0; - -#if defined(LMC_DEBUG) - if ((sc->lmc_cmdmode & TULIP_CMD_TXRUN) == 0) { - printf(LMC_PRINTF_FMT ": txput: tx not running\n", - LMC_PRINTF_ARGS); - sc->lmc_flags |= LMC_WANTTXSTART; - goto finish; - } -#endif - - /* - * Now we try to fill in our transmit descriptors. This is - * a bit reminiscent of going on the Ark two by two - * since each descriptor for the TULIP can describe - * two buffers. So we advance through packet filling - * each of the two entries at a time to fill each - * descriptor. Clear the first and last segment bits - * in each descriptor (actually just clear everything - * but the end-of-ring or chain bits) to make sure - * we don't get messed up by previously sent packets. - * - * We may fail to put the entire packet on the ring if - * there is either not enough ring entries free or if the - * packet has more than MAX_TXSEG segments. In the former - * case we will just wait for the ring to empty. In the - * latter case we have to recopy. - */ - again: - d_status = 0; - eop = nextout = ri->ri_nextout; - m0 = m; - segcnt = 0; - free = ri->ri_free; - do { - int len = m0->m_len; - caddr_t addr = mtod(m0, caddr_t); - unsigned clsize = CLBYTES - (((u_long) addr) & (CLBYTES-1)); - - while (len > 0) { - unsigned slen = min(len, clsize); -#ifdef BIG_PACKET - int partial = 0; - if (slen >= 2048) - slen = 2040, partial = 1; -#endif - segcnt++; - if (segcnt > LMC_MAX_TXSEG) { - /* - * The packet exceeds the number of transmit - * buffer entries that we can use for one - * packet, so we have recopy it into one mbuf - * and then try again. - */ - m = lmc_mbuf_compress(m); - if (m == NULL) - goto finish; - goto again; - } - if (segcnt & 1) { - if (--free == 0) { - /* - * See if there's any unclaimed space - * in the transmit ring. - */ - if ((free += lmc_tx_intr(sc)) == 0) { - /* - * There's no more room but - * since nothing has been - * committed at this point, - * just show output is active, - * put back the mbuf and - * return. - */ - sc->lmc_flags |= LMC_WANTTXSTART; - goto finish; - } - } - eop = nextout; - if (++nextout == ri->ri_last) - nextout = ri->ri_first; - eop->d_flag &= TULIP_DFLAG_ENDRING; - eop->d_flag |= TULIP_DFLAG_TxNOPADDING; - if (sc->ictl.crc_length == 16) - eop->d_flag |= TULIP_DFLAG_TxHASCRC; - eop->d_status = d_status; - eop->d_addr1 = LMC_KVATOPHYS(sc, addr); - eop->d_length1 = slen; - } else { - /* - * Fill in second half of descriptor - */ - eop->d_addr2 = LMC_KVATOPHYS(sc, addr); - eop->d_length2 = slen; - } - d_status = TULIP_DSTS_OWNER; - len -= slen; - addr += slen; -#ifdef BIG_PACKET - if (partial) - continue; -#endif - clsize = CLBYTES; - } - } while ((m0 = m0->m_next) != NULL); - - - /* - * The descriptors have been filled in. Now get ready - * to transmit. - */ - _IF_ENQUEUE(&sc->lmc_txq, m); - m = NULL; - - /* - * Make sure the next descriptor after this packet is owned - * by us since it may have been set up above if we ran out - * of room in the ring. - */ - nextout->d_status = 0; - - /* - * If we only used the first segment of the last descriptor, - * make sure the second segment will not be used. - */ - if (segcnt & 1) { - eop->d_addr2 = 0; - eop->d_length2 = 0; - } - - /* - * Mark the last and first segments, indicate we want a transmit - * complete interrupt, and tell it to transmit! - */ - eop->d_flag |= TULIP_DFLAG_TxLASTSEG | TULIP_DFLAG_TxWANTINTR; - - /* - * Note that ri->ri_nextout is still the start of the packet - * and until we set the OWNER bit, we can still back out of - * everything we have done. - */ - ri->ri_nextout->d_flag |= TULIP_DFLAG_TxFIRSTSEG; - ri->ri_nextout->d_status = TULIP_DSTS_OWNER; - - LMC_CSR_WRITE(sc, csr_txpoll, 1); - - /* - * This advances the ring for us. - */ - ri->ri_nextout = nextout; - ri->ri_free = free; - - /* - * switch back to the single queueing ifstart. - */ - sc->lmc_flags &= ~LMC_WANTTXSTART; - sc->lmc_xmit_busy = 0; - sc->lmc_out_dog = 0; - - /* - * If we want a txstart, there must be not enough space in the - * transmit ring. So we want to enable transmit done interrupts - * so we can immediately reclaim some space. When the transmit - * interrupt is posted, the interrupt handler will call tx_intr - * to reclaim space and then txstart (since WANTTXSTART is set). - * txstart will move the packet into the transmit ring and clear - * WANTTXSTART thereby causing TXINTR to be cleared. - */ - finish: - - return m; -} - - -/* - * These routines gets called at device spl - */ - -static ifnet_ret_t -lmc_ifstart(lmc_softc_t * const sc) -{ - struct mbuf *m; - - if (sc->lmc_flags & LMC_IFUP) { - sc->lmc_xmit_busy = 1; - for(;;) { - struct ifqueue *q = &sc->lmc_xmitq_hipri; - IF_DEQUEUE(q, m); - if (m == NULL) { - q = &sc->lmc_xmitq; - IF_DEQUEUE(q, m); - } - if (m) { - sc->lmc_outbytes = m->m_pkthdr.len; - sc->lmc_opackets++; - if ((m = lmc_txput(sc, m)) != NULL) { - IF_PREPEND(q, m); - printf(LMC_PRINTF_FMT - ": lmc_txput failed\n", - LMC_PRINTF_ARGS); - break; - } - LMC_CSR_WRITE(sc, csr_txpoll, 1); - } - else - break; - } - } -} - -static ifnet_ret_t -lmc_ifstart_one(lmc_softc_t * const sc) -{ - struct mbuf *m; - - if ((sc->lmc_flags & LMC_IFUP)) { - struct ifqueue *q = &sc->lmc_xmitq_hipri; - IF_DEQUEUE(q, m); - if (m == NULL) { - q = &sc->lmc_xmitq; - IF_DEQUEUE(q, m); - } - if (m) { - sc->lmc_outbytes += m->m_pkthdr.len; - sc->lmc_opackets++; - if ((m = lmc_txput(sc, m)) != NULL) { - IF_PREPEND(q, m); - } - LMC_CSR_WRITE(sc, csr_txpoll, 1); - } - } -} - -/* - * Set up the OS interface magic and attach to the operating system - * network services. - */ -static int -lmc_attach(lmc_softc_t * const sc) -{ - /* - * we have found a node, make sure our 'type' is availabe. - */ - if (ng_lmc_done_init == 0) ng_lmc_init(NULL); - if (ng_make_node_common(&typestruct, &sc->lmc_node) != 0) - return (0); - sprintf(sc->lmc_nodename, "%s%d", NG_LMC_NODE_TYPE, sc->lmc_unit); - if (ng_name_node(sc->lmc_node, sc->lmc_nodename)) { - NG_NODE_UNREF(sc->lmc_node); /* make it go away again */ - return (0); - } - NG_NODE_SET_PRIVATE(sc->lmc_node, sc); - callout_handle_init(&sc->lmc_handle); - sc->lmc_xmitq.ifq_maxlen = IFQ_MAXLEN; - sc->lmc_xmitq_hipri.ifq_maxlen = IFQ_MAXLEN; - mtx_init(&sc->lmc_xmitq.ifq_mtx, "lmc_xmitq", NULL, MTX_DEF); - mtx_init(&sc->lmc_xmitq_hipri.ifq_mtx, "lmc_xmitq_hipri", NULL, MTX_DEF); - sc->lmc_running = 0; - - /* - * turn off those LEDs... - */ - sc->lmc_miireg16 |= LMC_MII16_LED_ALL; - lmc_led_on(sc, LMC_MII16_LED0); - - return 1; -} - -static void -lmc_initring(lmc_softc_t * const sc, lmc_ringinfo_t * const ri, - tulip_desc_t *descs, int ndescs) -{ - ri->ri_max = ndescs; - ri->ri_first = descs; - ri->ri_last = ri->ri_first + ri->ri_max; - bzero((caddr_t) ri->ri_first, sizeof(ri->ri_first[0]) * ri->ri_max); - ri->ri_last[-1].d_flag = TULIP_DFLAG_ENDRING; -} - - - -#ifdef LMC_DEBUG -static void -ng_lmc_dump_packet(struct mbuf *m) -{ - int i; - - printf("mbuf: %d bytes, %s packet\n", m->m_len, - (m->m_type == MT_DATA)?"data":"other"); - - for (i=0; i < m->m_len; i++) { - if( (i % 8) == 0 ) { - if( i ) printf("\n"); - printf("\t"); - } - else - printf(" "); - printf( "0x%02x", m->m_dat[i] ); - } - printf("\n"); -} -#endif /* LMC_DEBUG */ - -/* Device timeout/watchdog routine */ -static void -ng_lmc_watchdog_frame(void *arg) -{ - lmc_softc_t * sc = (lmc_softc_t *) arg; - int s; - int speed; - - if(sc->lmc_running == 0) - return; /* if we are not running let timeouts die */ - /* - * calculate the apparent throughputs - * XXX a real hack - */ - s = splimp(); - speed = sc->lmc_inbytes - sc->lmc_lastinbytes; - sc->lmc_lastinbytes = sc->lmc_inbytes; - if ( sc->lmc_inrate < speed ) - sc->lmc_inrate = speed; - speed = sc->lmc_outbytes - sc->lmc_lastoutbytes; - sc->lmc_lastoutbytes = sc->lmc_outbytes; - if ( sc->lmc_outrate < speed ) - sc->lmc_outrate = speed; - sc->lmc_inlast++; - splx(s); - - if ((sc->lmc_inlast > LMC_QUITE_A_WHILE) - && (sc->lmc_out_deficit > LMC_LOTS_OF_PACKETS)) { - log(LOG_ERR, "%s%d: No response from remote end\n", - sc->lmc_name, sc->lmc_unit); - s = splimp(); - lmc_ifdown(sc); - lmc_ifup(sc); - sc->lmc_inlast = sc->lmc_out_deficit = 0; - splx(s); - } else if (sc->lmc_xmit_busy) { - if (sc->lmc_out_dog == 0) { - log(LOG_ERR, "ar%d: Transmit failure.. no clock?\n", - sc->lmc_unit); - s = splimp(); - lmc_watchdog(sc); -#if 0 - lmc_ifdown(sc); - lmc_ifup(sc); -#endif - splx(s); - sc->lmc_inlast = sc->lmc_out_deficit = 0; - } else { - sc->lmc_out_dog--; - } - } - lmc_watchdog(sc); - sc->lmc_handle = timeout(ng_lmc_watchdog_frame, sc, hz); -} - -/*********************************************************************** - * This section contains the methods for the Netgraph interface - ***********************************************************************/ -/* - * It is not possible or allowable to create a node of this type. - * If the hardware exists, it will already have created it. - */ -static int -ng_lmc_constructor(node_p node) -{ - return (EINVAL); -} - -/* - * give our ok for a hook to be added... - * If we are not running this should kick the device into life. - * We allow hooks called "control", "rawdata", and "debug". - * The hook's private info points to our stash of info about that - * device. - */ -static int -ng_lmc_newhook(node_p node, hook_p hook, const char *name) -{ - lmc_softc_t * sc = NG_NODE_PRIVATE(node); - - /* - * check if it's our friend the debug hook - */ - if (strcmp(name, NG_LMC_HOOK_DEBUG) == 0) { - NG_HOOK_SET_PRIVATE(hook, NULL); /* paranoid */ - sc->lmc_debug_hook = hook; - return (0); - } - - /* - * Check for raw mode hook. - */ - if (strcmp(name, NG_LMC_HOOK_RAW) != 0) { - return (EINVAL); - } - NG_HOOK_SET_PRIVATE(hook, sc); - sc->lmc_hook = hook; - sc->lmc_datahooks++; - lmc_ifup(sc); - return (0); -} - -/* - * incoming messages. - * Just respond to the generic TEXT_STATUS message - */ -static int -ng_lmc_rcvmsg(node_p node, item_p item, hook_p lasthook) -{ - lmc_softc_t *sc = NG_NODE_PRIVATE(node); - struct ng_mesg *resp = NULL; - int error = 0; - struct ng_mesg *msg; - - NGI_GET_MSG(item, msg); - switch (msg->header.typecookie) { - case NG_LMC_COOKIE: - switch (msg->header.cmd) { - case NGM_LMC_GET_CTL: - { - lmc_ctl_t *ctl; - - NG_MKRESPONSE(resp, msg, sizeof(*ctl), M_NOWAIT); - if (!resp) { - error = ENOMEM; - break; - } - ctl = (lmc_ctl_t *) resp->data; - memcpy( ctl, &sc->ictl, sizeof(*ctl) ); - break; - } - case NGM_LMC_SET_CTL: - { - lmc_ctl_t *ctl; - - if (msg->header.arglen != sizeof(*ctl)) { - error = EINVAL; - break; - } - - ctl = (lmc_ctl_t *) msg->data; - sc->lmc_media->set_status(sc, ctl); - break; - } - default: - error = EINVAL; /* unknown command */ - break; - } - break; - case NGM_GENERIC_COOKIE: - switch(msg->header.cmd) { - case NGM_TEXT_STATUS: { - char *arg; - int pos = 0; - - int resplen = sizeof(struct ng_mesg) + 512; - NG_MKRESPONSE(resp, msg, resplen, M_NOWAIT); - if (resp == NULL) { - error = ENOMEM; - break; - } - arg = (resp)->data; - - /* - * Put in the throughput information. - */ - pos = sprintf(arg, "%ld bytes in, %ld bytes out\n" - "highest rate seen: %ld B/S in, " - "%ld B/S out\n", - sc->lmc_inbytes, sc->lmc_outbytes, - sc->lmc_inrate, sc->lmc_outrate); - pos += sprintf(arg + pos, "%ld output errors\n", - sc->lmc_oerrors); - pos += sprintf(arg + pos, "%ld input errors\n", - sc->lmc_ierrors); - - resp->header.arglen = pos + 1; - break; - } - default: - error = EINVAL; - break; - } - break; - default: - error = EINVAL; - break; - } - - /* Take care of synchronous response, if any */ - NG_RESPOND_MSG(error, node, item, resp); - NG_FREE_MSG(msg); - return (error); -} - -/* - * get data from another node and transmit it to the line - */ -static int -ng_lmc_rcvdata(hook_p hook, item_p item) -{ - int s; - int error = 0; - lmc_softc_t * sc = (lmc_softc_t *) NG_NODE_PRIVATE(NG_HOOK_NODE(hook)); - struct ifqueue *xmitq_p; - struct mbuf *m; - meta_p meta; - - /* Unpack all the data components */ - NGI_GET_M(item, m); - NGI_GET_META(item, meta); - NG_FREE_ITEM(item); - - /* - * data doesn't come in from just anywhere (e.g control hook) - */ - if ( NG_HOOK_PRIVATE(hook) == NULL) { - error = ENETDOWN; - goto bad; - } - - /* - * Now queue the data for when it can be sent - */ - if (meta && meta->priority > 0) { - xmitq_p = (&sc->lmc_xmitq_hipri); - } else { - xmitq_p = (&sc->lmc_xmitq); - } - s = splimp(); - IF_LOCK(xmitq_p); - if (_IF_QFULL(xmitq_p)) { - _IF_DROP(xmitq_p); - IF_UNLOCK(xmitq_p); - splx(s); - error = ENOBUFS; - goto bad; - } - _IF_ENQUEUE(xmitq_p, m); - IF_UNLOCK(xmitq_p); - lmc_ifstart_one(sc); - splx(s); - return (0); - -bad: - /* - * It was an error case. - * check if we need to free the mbuf, and then return the error - */ - NG_FREE_M(m); - NG_FREE_META(meta); - return (error); -} - -/* - * do local shutdown processing.. - * this node will refuse to go away, unless the hardware says to.. - * don't unref the node, or remove our name. just clear our links up. - */ -static int -ng_lmc_rmnode(node_p node) -{ - lmc_softc_t * sc = NG_NODE_PRIVATE(node); - - lmc_ifdown(sc); - - /* - * Get rid of the old node. - */ - NG_NODE_SET_PRIVATE(node, NULL); - NG_NODE_UNREF(node); - - /* - * Create a new node. This is basically what a device - * driver would do in the attach routine. So let's just do that.. - * The node is dead, long live the node! - */ - if (ng_make_node_common(&typestruct, &sc->lmc_node) != 0) - return (0); - sprintf(sc->lmc_nodename, "%s%d", NG_LMC_NODE_TYPE, sc->lmc_unit); - if (ng_name_node(sc->lmc_node, sc->lmc_nodename)) { - sc->lmc_node = NULL; /* to be sure */ - NG_NODE_UNREF(sc->lmc_node); /* make it go away */ - return (0); - } - NG_NODE_SET_PRIVATE(sc->lmc_node, sc); - callout_handle_init(&sc->lmc_handle); - sc->lmc_running = 0; - /* - * turn off those LEDs... - */ - sc->lmc_miireg16 |= LMC_MII16_LED_ALL; - lmc_led_on(sc, LMC_MII16_LED0); - return (0); -} -/* already linked */ -static int -ng_lmc_connect(hook_p hook) -{ - /* We are probably not at splnet.. force outward queueing */ - NG_HOOK_FORCE_QUEUE(NG_HOOK_PEER(hook)); - /* be really amiable and just say "YUP that's OK by me! " */ - return (0); -} - -/* - * notify on hook disconnection (destruction) - * - * For this type, removal of the last link resets tries to destroy the node. - * As the device still exists, the shutdown method will not actually - * destroy the node, but reset the device and leave it 'fresh' :) - * - * The node removal code will remove all references except that owned by the - * driver. - */ -static int -ng_lmc_disconnect(hook_p hook) -{ - lmc_softc_t * sc = (lmc_softc_t *) NG_NODE_PRIVATE(NG_HOOK_NODE(hook)); - int s; - /* - * If it's the data hook, then free resources etc. - */ - if (NG_HOOK_PRIVATE(hook)) { - s = splimp(); - sc->lmc_datahooks--; - if (sc->lmc_datahooks == 0) - lmc_ifdown(sc); - splx(s); - } else { - sc->lmc_debug_hook = NULL; - } - return (0); -} - -/* - * called during bootup - * or LKM loading to put this type into the list of known modules - */ -static void -ng_lmc_init(void *ignored) -{ - if (ng_newtype(&typestruct)) - printf("ng_lmc install failed\n"); - ng_lmc_done_init = 1; -} - -/* - * This is the PCI configuration support. - */ -#define PCI_CFID 0x00 /* Configuration ID */ -#define PCI_CFCS 0x04 /* Configurtion Command/Status */ -#define PCI_CFRV 0x08 /* Configuration Revision */ -#define PCI_CFLT 0x0c /* Configuration Latency Timer */ -#define PCI_CBIO 0x10 /* Configuration Base IO Address */ -#define PCI_CBMA 0x14 /* Configuration Base Memory Address */ -#define PCI_SSID 0x2c /* subsystem config register */ -#define PCI_CFIT 0x3c /* Configuration Interrupt */ -#define PCI_CFDA 0x40 /* Configuration Driver Area */ - - - -#include "dev/lmc/if_lmc_fbsd3.c" - -#endif diff --git a/sys/dev/lmc/if_lmc_common.c b/sys/dev/lmc/if_lmc_common.c deleted file mode 100644 index 1d90d22..0000000 --- a/sys/dev/lmc/if_lmc_common.c +++ /dev/null @@ -1,272 +0,0 @@ -/*- - * Copyright (c) 1994-1997 Matt Thomas (matt@3am-software.com) - * Copyright (c) LAN Media Corporation 1998, 1999. - * 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. The name of the author may not be used to endorse or promote products - * derived from this software without specific prior written permission - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 THE AUTHOR 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. - * - * From NetBSD: if_de.c,v 1.56.2.1 1997/10/27 02:13:25 thorpej Exp - * $Id: if_lmc_common.c,v 1.12 1999/03/01 15:22:37 explorer Exp $ - */ - -#include <sys/cdefs.h> -__FBSDID("$FreeBSD$"); - -/* - * the dec chip has its own idea of what a receive error is, but we don't - * want to use it, as it will get the crc error wrong when 16-bit - * crcs are used. So, we only care about certain conditions. - */ -#ifndef TULIP_DSTS_RxMIIERR -#define TULIP_DSTS_RxMIIERR 0x00000008 -#endif -#define LMC_DSTS_ERRSUM (TULIP_DSTS_RxMIIERR) - -static void -lmc_gpio_mkinput(lmc_softc_t * const sc, u_int32_t bits) -{ - sc->lmc_gpio_io &= ~bits; - LMC_CSR_WRITE(sc, csr_gp, TULIP_GP_PINSET | (sc->lmc_gpio_io)); -} - -static void -lmc_gpio_mkoutput(lmc_softc_t * const sc, u_int32_t bits) -{ - sc->lmc_gpio_io |= bits; - LMC_CSR_WRITE(sc, csr_gp, TULIP_GP_PINSET | (sc->lmc_gpio_io)); -} - -static void -lmc_led_on(lmc_softc_t * const sc, u_int32_t led) -{ - sc->lmc_miireg16 &= ~led; - lmc_mii_writereg(sc, 0, 16, sc->lmc_miireg16); -} - -static void -lmc_led_off(lmc_softc_t * const sc, u_int32_t led) -{ - sc->lmc_miireg16 |= led; - lmc_mii_writereg(sc, 0, 16, sc->lmc_miireg16); -} - -static void -lmc_reset(lmc_softc_t * const sc) -{ - sc->lmc_miireg16 |= LMC_MII16_FIFO_RESET; - lmc_mii_writereg(sc, 0, 16, sc->lmc_miireg16); - - sc->lmc_miireg16 &= ~LMC_MII16_FIFO_RESET; - lmc_mii_writereg(sc, 0, 16, sc->lmc_miireg16); - - /* - * make some of the GPIO pins be outputs - */ - lmc_gpio_mkoutput(sc, LMC_GEP_DP | LMC_GEP_RESET); - - /* - * drive DP and RESET low to force configuration. This also forces - * the transmitter clock to be internal, but we expect to reset - * that later anyway. - */ - sc->lmc_gpio &= ~(LMC_GEP_DP | LMC_GEP_RESET); - LMC_CSR_WRITE(sc, csr_gp, sc->lmc_gpio); - - /* - * hold for more than 10 microseconds - */ - DELAY(50); - - /* - * stop driving Xilinx-related signals - */ - lmc_gpio_mkinput(sc, LMC_GEP_DP | LMC_GEP_RESET); - - /* - * busy wait for the chip to reset - */ - while ((LMC_CSR_READ(sc, csr_gp) & LMC_GEP_DP) == 0) - ; - - /* - * Call media specific init routine - */ - sc->lmc_media->init(sc); -} - -static void -lmc_dec_reset(lmc_softc_t * const sc) -{ -#ifndef __linux__ - lmc_ringinfo_t *ri; - tulip_desc_t *di; -#endif - u_int32_t val; - - /* - * disable all interrupts - */ - sc->lmc_intrmask = 0; - LMC_CSR_WRITE(sc, csr_intr, sc->lmc_intrmask); - - /* - * we are, obviously, down. - */ -#ifndef __linux__ - sc->lmc_flags &= ~(LMC_IFUP | LMC_MODEMOK); - - DP(("lmc_dec_reset\n")); -#endif - - /* - * Reset the chip with a software reset command. - * Wait 10 microseconds (actually 50 PCI cycles but at - * 33MHz that comes to two microseconds but wait a - * bit longer anyways) - */ - LMC_CSR_WRITE(sc, csr_busmode, TULIP_BUSMODE_SWRESET); - DELAY(10); - sc->lmc_cmdmode = LMC_CSR_READ(sc, csr_command); - - /* - * We want: - * no ethernet address in frames we write - * disable padding (txdesc, padding disable) - * ignore runt frames (rdes0 bit 15) - * no receiver watchdog or transmitter jabber timer - * (csr15 bit 0,14 == 1) - * if using 16-bit CRC, turn off CRC (trans desc, crc disable) - */ - -#ifndef TULIP_CMD_RECEIVEALL -#define TULIP_CMD_RECEIVEALL 0x40000000L -#endif - - sc->lmc_cmdmode |= ( TULIP_CMD_PROMISCUOUS - | TULIP_CMD_FULLDUPLEX - | TULIP_CMD_PASSBADPKT - | TULIP_CMD_NOHEARTBEAT - | TULIP_CMD_PORTSELECT - | TULIP_CMD_RECEIVEALL - | TULIP_CMD_MUSTBEONE - ); - sc->lmc_cmdmode &= ~( TULIP_CMD_OPERMODE - | TULIP_CMD_THRESHOLDCTL - | TULIP_CMD_STOREFWD - | TULIP_CMD_TXTHRSHLDCTL - ); - - LMC_CSR_WRITE(sc, csr_command, sc->lmc_cmdmode); - - /* - * disable receiver watchdog and transmit jabber - */ - val = LMC_CSR_READ(sc, csr_sia_general); - val |= (TULIP_WATCHDOG_TXDISABLE | TULIP_WATCHDOG_RXDISABLE); - LMC_CSR_WRITE(sc, csr_sia_general, val); - - /* - * turn off those LEDs... - */ - sc->lmc_miireg16 |= LMC_MII16_LED_ALL; - lmc_led_on(sc, LMC_MII16_LED0); - -#ifndef __linux__ - /* - * reprogram the tx desc, rx desc, and PCI bus options - */ - LMC_CSR_WRITE(sc, csr_txlist, - LMC_KVATOPHYS(sc, &sc->lmc_txinfo.ri_first[0])); - LMC_CSR_WRITE(sc, csr_rxlist, - LMC_KVATOPHYS(sc, &sc->lmc_rxinfo.ri_first[0])); - LMC_CSR_WRITE(sc, csr_busmode, - (1 << (LMC_BURSTSIZE(sc->lmc_unit) + 8)) - |TULIP_BUSMODE_CACHE_ALIGN8 - |TULIP_BUSMODE_READMULTIPLE - |(BYTE_ORDER != LITTLE_ENDIAN ? TULIP_BUSMODE_BIGENDIAN : 0)); - - sc->lmc_txq.ifq_maxlen = LMC_TXDESCS; - - /* - * Free all the mbufs that were on the transmit ring. - */ - for (;;) { - struct mbuf *m; - - _IF_DEQUEUE(&sc->lmc_txq, m); - if (m == NULL) - break; - m_freem(m); - } - - /* - * reset descriptor state and reclaim all descriptors. - */ - ri = &sc->lmc_txinfo; - ri->ri_nextin = ri->ri_nextout = ri->ri_first; - ri->ri_free = ri->ri_max; - for (di = ri->ri_first; di < ri->ri_last; di++) - di->d_status = 0; - - /* - * We need to collect all the mbufs were on the - * receive ring before we reinit it either to put - * them back on or to know if we have to allocate - * more. - */ - ri = &sc->lmc_rxinfo; - ri->ri_nextin = ri->ri_nextout = ri->ri_first; - ri->ri_free = ri->ri_max; - for (di = ri->ri_first; di < ri->ri_last; di++) { - di->d_status = 0; - di->d_length1 = 0; di->d_addr1 = 0; - di->d_length2 = 0; di->d_addr2 = 0; - } - for (;;) { - struct mbuf *m; - _IF_DEQUEUE(&sc->lmc_rxq, m); - if (m == NULL) - break; - m_freem(m); - } -#endif -} - -static void -lmc_initcsrs(lmc_softc_t * const sc, lmc_csrptr_t csr_base, - size_t csr_size) -{ - sc->lmc_csrs.csr_busmode = csr_base + 0 * csr_size; - sc->lmc_csrs.csr_txpoll = csr_base + 1 * csr_size; - sc->lmc_csrs.csr_rxpoll = csr_base + 2 * csr_size; - sc->lmc_csrs.csr_rxlist = csr_base + 3 * csr_size; - sc->lmc_csrs.csr_txlist = csr_base + 4 * csr_size; - sc->lmc_csrs.csr_status = csr_base + 5 * csr_size; - sc->lmc_csrs.csr_command = csr_base + 6 * csr_size; - sc->lmc_csrs.csr_intr = csr_base + 7 * csr_size; - sc->lmc_csrs.csr_missed_frames = csr_base + 8 * csr_size; - sc->lmc_csrs.csr_9 = csr_base + 9 * csr_size; - sc->lmc_csrs.csr_10 = csr_base + 10 * csr_size; - sc->lmc_csrs.csr_11 = csr_base + 11 * csr_size; - sc->lmc_csrs.csr_12 = csr_base + 12 * csr_size; - sc->lmc_csrs.csr_13 = csr_base + 13 * csr_size; - sc->lmc_csrs.csr_14 = csr_base + 14 * csr_size; - sc->lmc_csrs.csr_15 = csr_base + 15 * csr_size; -} diff --git a/sys/dev/lmc/if_lmc_fbsd3.c b/sys/dev/lmc/if_lmc_fbsd3.c deleted file mode 100644 index 18c2f6a..0000000 --- a/sys/dev/lmc/if_lmc_fbsd3.c +++ /dev/null @@ -1,286 +0,0 @@ -/*- - * Copyright (c) 1994-1997 Matt Thomas (matt@3am-software.com) - * Copyright (c) LAN Media Corporation 1998, 1999. - * Copyright (c) 2000 Stephen Kiernan (sk-ports@vegamuse.org) - * 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. The name of the author may not be used to endorse or promote products - * derived from this software without specific prior written permission - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 THE AUTHOR 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_lmc_fbsd.c,v 1.3 1999/01/12 13:27:42 explorer Exp $ - */ - -#include <sys/cdefs.h> -__FBSDID("$FreeBSD$"); - -/* - * This file is INCLUDED (gross, I know, but...) - */ - -#define PCI_CONF_WRITE(r, v) pci_conf_write(config_id, (r), (v)) -#define PCI_CONF_READ(r) pci_conf_read(config_id, (r)) -#define PCI_GETBUSDEVINFO(sc) (sc)->lmc_pci_busno = (config_id->bus), \ - (sc)->lmc_pci_devno = (config_id->slot) - -#ifndef COMPAT_OLDPCI -#error "The lmc device requires the old pci compatibility shims" -#endif - -#if 0 -static void lmc_shutdown(int howto, void * arg); -#endif - -#if defined(LMC_DEVCONF) -static int -lmc_pci_shutdown(struct kern_devconf * const kdc, int force) -{ - if (kdc->kdc_unit < LMC_MAX_DEVICES) { - lmc_softc_t * const sc = LMC_UNIT_TO_SOFTC(kdc->kdc_unit); - if (sc != NULL) - lmc_shutdown(0, sc); - } - (void) dev_detach(kdc); - return 0; -} -#endif - -static const char* -lmc_pci_probe(pcici_t config_id, pcidi_t device_id) -{ - u_int32_t id; - - /* - * check first for the DEC chip we expect to find. We expect - * 21140A, pass 2.2 or higher. - */ - if (PCI_VENDORID(device_id) != DEC_VENDORID) - return NULL; - if (PCI_CHIPID(device_id) != CHIPID_21140) - return NULL; - id = pci_conf_read(config_id, PCI_CFRV) & 0xff; - if (id < 0x22) - return NULL; - - /* - * Next, check the subsystem ID and see if it matches what we - * expect. - */ - id = pci_conf_read(config_id, PCI_SSID); - if (PCI_VENDORID(id) != PCI_VENDOR_LMC) - return NULL; - if (PCI_CHIPID(id) == PCI_PRODUCT_LMC_HSSI) { - return "Lan Media Corporation HSSI"; - } - if (PCI_CHIPID(id) == PCI_PRODUCT_LMC_DS3) { - return "Lan Media Corporation DS3"; - } - if (PCI_CHIPID(id) == PCI_PRODUCT_LMC_SSI) { - return "Lan Media Corporation SSI"; - } - if (PCI_CHIPID(id) == PCI_PRODUCT_LMC_T1) { - return "Lan Media Coporation T1"; - } - - return NULL; -} - -static void lmc_pci_attach(pcici_t config_id, int unit); -static u_long lmc_pci_count; - -struct pci_device lmcdevice = { - "lmc", - lmc_pci_probe, - lmc_pci_attach, - &lmc_pci_count, -#if defined(LMC_DEVCONF) - lmc_pci_shutdown, -#endif -}; - -#ifdef COMPAT_PCI_DRIVER -COMPAT_PCI_DRIVER(ti, lmcdevice); -#else -DATA_SET(pcidevice_set, lmcdevice); -#endif /* COMPAT_PCI_DRIVER */ - -static void -lmc_pci_attach(pcici_t config_id, int unit) -{ - lmc_softc_t *sc; - int retval; - u_int32_t revinfo, cfdainfo, id, ssid; -#if !defined(LMC_IOMAPPED) - vm_offset_t pa_csrs; -#endif - unsigned csroffset = LMC_PCI_CSROFFSET; - unsigned csrsize = LMC_PCI_CSRSIZE; - lmc_csrptr_t csr_base; - lmc_spl_t s; - - if (unit >= LMC_MAX_DEVICES) { - printf("lmc%d", unit); - printf(": not configured; limit of %d reached or exceeded\n", - LMC_MAX_DEVICES); - return; - } - - /* - * allocate memory for the softc - */ - sc = (lmc_softc_t *) malloc(sizeof(*sc), M_DEVBUF, M_NOWAIT | M_ZERO); - if (sc == NULL) - return; - - revinfo = PCI_CONF_READ(PCI_CFRV) & 0xFF; - id = PCI_CONF_READ(PCI_CFID); - cfdainfo = PCI_CONF_READ(PCI_CFDA); - ssid = pci_conf_read(config_id, PCI_SSID); - switch (PCI_CHIPID(ssid)) { - case PCI_PRODUCT_LMC_HSSI: - sc->lmc_media = &lmc_hssi_media; - break; - case PCI_PRODUCT_LMC_DS3: - sc->lmc_media = &lmc_ds3_media; - break; - case PCI_PRODUCT_LMC_SSI: - sc->lmc_media = &lmc_ssi_media; - break; - case PCI_PRODUCT_LMC_T1: - sc->lmc_media = &lmc_t1_media; - break; - } - - /* - * allocate memory for the device descriptors - */ - sc->lmc_rxdescs = (tulip_desc_t *)malloc(sizeof(tulip_desc_t) * LMC_RXDESCS, M_DEVBUF, M_NOWAIT); - sc->lmc_txdescs = (tulip_desc_t *)malloc(sizeof(tulip_desc_t) * LMC_TXDESCS, M_DEVBUF, M_NOWAIT); - if (sc->lmc_rxdescs == NULL || sc->lmc_txdescs == NULL) { - if (sc->lmc_rxdescs) - free((caddr_t) sc->lmc_rxdescs, M_DEVBUF); - if (sc->lmc_txdescs) - free((caddr_t) sc->lmc_txdescs, M_DEVBUF); - free((caddr_t) sc, M_DEVBUF); - return; - } - - PCI_GETBUSDEVINFO(sc); - - sc->lmc_chipid = LMC_21140A; - sc->lmc_features |= LMC_HAVE_STOREFWD; - if (sc->lmc_chipid == LMC_21140A && revinfo <= 0x22) - sc->lmc_features |= LMC_HAVE_RXBADOVRFLW; - - if (cfdainfo & (TULIP_CFDA_SLEEP | TULIP_CFDA_SNOOZE)) { - cfdainfo &= ~(TULIP_CFDA_SLEEP | TULIP_CFDA_SNOOZE); - PCI_CONF_WRITE(PCI_CFDA, cfdainfo); - DELAY(11 * 1000); - } - - sc->lmc_unit = unit; - sc->lmc_name = "lmc"; - sc->lmc_revinfo = revinfo; -#if defined(LMC_IOMAPPED) - retval = pci_map_port(config_id, PCI_CBIO, &csr_base); -#else - retval = pci_map_mem(config_id, PCI_CBMA, (vm_offset_t *) &csr_base, - &pa_csrs); -#endif - - if (!retval) { - free((caddr_t) sc->lmc_rxdescs, M_DEVBUF); - free((caddr_t) sc->lmc_txdescs, M_DEVBUF); - free((caddr_t) sc, M_DEVBUF); - return; - } - tulips[unit] = sc; - - lmc_initcsrs(sc, csr_base + csroffset, csrsize); - lmc_initring(sc, &sc->lmc_rxinfo, sc->lmc_rxdescs, - LMC_RXDESCS); - lmc_initring(sc, &sc->lmc_txinfo, sc->lmc_txdescs, - LMC_TXDESCS); - - lmc_gpio_mkinput(sc, 0xff); - sc->lmc_gpio = 0; /* drive no signals yet */ - - sc->lmc_media->defaults(sc); - - sc->lmc_media->set_link_status(sc, 0); /* down */ - - /* - * Make sure there won't be any interrupts or such... - */ - LMC_CSR_WRITE(sc, csr_busmode, TULIP_BUSMODE_SWRESET); - /* - * Wait 10 microseconds (actually 50 PCI cycles but at - * 33MHz that comes to two microseconds but wait a - * bit longer anyways) - */ - DELAY(100); - - switch (sc->ictl.cardtype) { - case LMC_CARDTYPE_HSSI: - printf(LMC_PRINTF_FMT ": HSSI, ", LMC_PRINTF_ARGS); - break; - case LMC_CARDTYPE_DS3: - printf(LMC_PRINTF_FMT ": DS3, ", LMC_PRINTF_ARGS); - break; - case LMC_CARDTYPE_SSI: - printf(LMC_PRINTF_FMT ": SSI, ", LMC_PRINTF_ARGS); - break; - } - - lmc_read_macaddr(sc); - printf("lmc%d: pass %d.%d, serial " LMC_EADDR_FMT "\n", unit, - (sc->lmc_revinfo & 0xF0) >> 4, sc->lmc_revinfo & 0x0F, - LMC_EADDR_ARGS(sc->lmc_enaddr)); - - if (!pci_map_int (config_id, lmc_intr_normal, (void*) sc, &net_imask)) { - printf(LMC_PRINTF_FMT ": couldn't map interrupt\n", - LMC_PRINTF_ARGS); - return; - } - -#if 0 -#if !defined(LMC_DEVCONF) - at_shutdown(lmc_shutdown, sc, SHUTDOWN_POST_SYNC); -#endif -#endif - - s = LMC_RAISESPL(); - lmc_dec_reset(sc); - lmc_reset(sc); - lmc_attach(sc); - LMC_RESTORESPL(s); -} - -#if 0 -static void -lmc_shutdown(int howto, void * arg) -{ - lmc_softc_t * const sc = arg; - LMC_CSR_WRITE(sc, csr_busmode, TULIP_BUSMODE_SWRESET); - DELAY(10); - - sc->lmc_miireg16 = 0; /* deassert ready, and all others too */ -printf("lmc: 5\n"); - lmc_led_on(sc, LMC_MII16_LED_ALL); -} -#endif diff --git a/sys/dev/lmc/if_lmc_media.c b/sys/dev/lmc/if_lmc_media.c deleted file mode 100644 index 633e401..0000000 --- a/sys/dev/lmc/if_lmc_media.c +++ /dev/null @@ -1,939 +0,0 @@ -/* - * Copyright (c) 1994-1997 Matt Thomas (matt@3am-software.com) - * Copyright (c) LAN Media Corporation 1998, 1999. - * Copyright (c) 2000 Stephen Kiernan (sk-ports@vegamuse.org) - * 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. The name of the author may not be used to endorse or promote products - * derived from this software without specific prior written permission - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 THE AUTHOR 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_lmc_media.c,v 1.23 1999/03/01 15:12:24 explorer Exp $ - */ - -#include <sys/cdefs.h> -__FBSDID("$FreeBSD$"); - -/* - * For lack of a better place, put the SSI cable stuff here. - */ -char *lmc_ssi_cables[] = { - "V.10/RS423", "EIA530A", "reserved", "X.21", "V.35", - "EIA449/EIA530/V.36", "V.28/EIA232", "none", NULL -}; - -/* - * protocol independent method. - */ -static void lmc_set_protocol(lmc_softc_t * const, lmc_ctl_t *); - -/* - * media independent methods to check on media status, link, light LEDs, - * etc. - */ -static void lmc_ds3_init(lmc_softc_t * const); -static void lmc_ds3_default(lmc_softc_t * const); -static void lmc_ds3_set_status(lmc_softc_t * const, lmc_ctl_t *); -static void lmc_ds3_set_100ft(lmc_softc_t * const, int); -static int lmc_ds3_get_link_status(lmc_softc_t * const); -static void lmc_ds3_set_crc_length(lmc_softc_t * const, int); -static void lmc_ds3_set_scram(lmc_softc_t * const, int); - -static void lmc_hssi_init(lmc_softc_t * const); -static void lmc_hssi_default(lmc_softc_t * const); -static void lmc_hssi_set_status(lmc_softc_t * const, lmc_ctl_t *); -static void lmc_hssi_set_clock(lmc_softc_t * const, int); -static int lmc_hssi_get_link_status(lmc_softc_t * const); -static void lmc_hssi_set_link_status(lmc_softc_t * const, int); -static void lmc_hssi_set_crc_length(lmc_softc_t * const, int); - -static void lmc_ssi_init(lmc_softc_t * const); -static void lmc_ssi_default(lmc_softc_t * const); -static void lmc_ssi_set_status(lmc_softc_t * const, lmc_ctl_t *); -static void lmc_ssi_set_clock(lmc_softc_t * const, int); -static void lmc_ssi_set_speed(lmc_softc_t * const, lmc_ctl_t *); -static int lmc_ssi_get_link_status(lmc_softc_t * const); -static void lmc_ssi_set_link_status(lmc_softc_t * const, int); -static void lmc_ssi_set_crc_length(lmc_softc_t * const, int); - -static void lmc_t1_init(lmc_softc_t * const); -static void lmc_t1_default(lmc_softc_t * const); -static void lmc_t1_set_status(lmc_softc_t * const, lmc_ctl_t *); -static int lmc_t1_get_link_status(lmc_softc_t * const); -static void lmc_t1_set_circuit_type(lmc_softc_t * const, int); -static void lmc_t1_set_crc_length(lmc_softc_t * const, int); - -static void lmc_dummy_set_1(lmc_softc_t * const, int); -static void lmc_dummy_set2_1(lmc_softc_t * const, lmc_ctl_t *); - -static void write_av9110_bit(lmc_softc_t *, int); -static void write_av9110(lmc_softc_t *, u_int32_t, u_int32_t, u_int32_t, - u_int32_t, u_int32_t); - -lmc_media_t lmc_ds3_media = { - lmc_ds3_init, /* special media init stuff */ - lmc_ds3_default, /* reset to default state */ - lmc_ds3_set_status, /* reset status to state provided */ - lmc_dummy_set_1, /* set clock source */ - lmc_dummy_set2_1, /* set line speed */ - lmc_ds3_set_100ft, /* set cable length */ - lmc_ds3_set_scram, /* set scrambler */ - lmc_ds3_get_link_status, /* get link status */ - lmc_dummy_set_1, /* set link status */ - lmc_ds3_set_crc_length, /* set CRC length */ - lmc_dummy_set_1 -}; - -lmc_media_t lmc_hssi_media = { - lmc_hssi_init, /* special media init stuff */ - lmc_hssi_default, /* reset to default state */ - lmc_hssi_set_status, /* reset status to state provided */ - lmc_hssi_set_clock, /* set clock source */ - lmc_dummy_set2_1, /* set line speed */ - lmc_dummy_set_1, /* set cable length */ - lmc_dummy_set_1, /* set scrambler */ - lmc_hssi_get_link_status, /* get link status */ - lmc_hssi_set_link_status, /* set link status */ - lmc_hssi_set_crc_length, /* set CRC length */ - lmc_dummy_set_1 -}; - -lmc_media_t lmc_ssi_media = { - lmc_ssi_init, /* special media init stuff */ - lmc_ssi_default, /* reset to default state */ - lmc_ssi_set_status, /* reset status to state provided */ - lmc_ssi_set_clock, /* set clock source */ - lmc_ssi_set_speed, /* set line speed */ - lmc_dummy_set_1, /* set cable length */ - lmc_dummy_set_1, /* set scrambler */ - lmc_ssi_get_link_status, /* get link status */ - lmc_ssi_set_link_status, /* set link status */ - lmc_ssi_set_crc_length, /* set CRC length */ - lmc_dummy_set_1 -}; - -lmc_media_t lmc_t1_media = { - lmc_t1_init, /* special media init stuff */ - lmc_t1_default, /* reset to default state */ - lmc_t1_set_status, /* reset status to state provided */ - lmc_dummy_set_1, /* set clock source */ - lmc_dummy_set2_1, /* set line speed */ - lmc_dummy_set_1, /* set cable length */ - lmc_dummy_set_1, /* set scrambler */ - lmc_t1_get_link_status, /* get link status */ - lmc_dummy_set_1, /* set link status */ - lmc_t1_set_crc_length, /* set CRC length */ - lmc_t1_set_circuit_type /* set T1 or E1 circuit type */ -}; - - -static void -lmc_dummy_set_1(lmc_softc_t * const sc, int a) -{ -} - -static void -lmc_dummy_set2_1(lmc_softc_t * const sc, lmc_ctl_t *a) -{ -} - -/* - * HSSI methods - */ - -static void -lmc_hssi_init(lmc_softc_t * const sc) -{ - sc->ictl.cardtype = LMC_CTL_CARDTYPE_LMC5200; - - lmc_gpio_mkoutput(sc, LMC_GEP_HSSI_CLOCK); -} - -static void -lmc_hssi_default(lmc_softc_t * const sc) -{ - sc->lmc_miireg16 = LMC_MII16_LED_ALL; - - sc->lmc_media->set_link_status(sc, 0); - sc->lmc_media->set_clock_source(sc, LMC_CTL_CLOCK_SOURCE_EXT); - sc->lmc_media->set_crc_length(sc, LMC_CTL_CRC_LENGTH_16); -} - -/* - * Given a user provided state, set ourselves up to match it. This will - * always reset the card if needed. - */ -static void -lmc_hssi_set_status(lmc_softc_t * const sc, lmc_ctl_t *ctl) -{ - if (ctl == NULL) { - sc->lmc_media->set_clock_source(sc, sc->ictl.clock_source); - lmc_set_protocol(sc, NULL); - - return; - } - - /* - * check for change in clock source - */ - if (ctl->clock_source && !sc->ictl.clock_source) - sc->lmc_media->set_clock_source(sc, LMC_CTL_CLOCK_SOURCE_INT); - else if (!ctl->clock_source && sc->ictl.clock_source) - sc->lmc_media->set_clock_source(sc, LMC_CTL_CLOCK_SOURCE_EXT); - - lmc_set_protocol(sc, ctl); -} - -/* - * 1 == internal, 0 == external - */ -static void -lmc_hssi_set_clock(lmc_softc_t * const sc, int ie) -{ - if (ie == LMC_CTL_CLOCK_SOURCE_EXT) { - sc->lmc_gpio |= LMC_GEP_HSSI_CLOCK; - LMC_CSR_WRITE(sc, csr_gp, sc->lmc_gpio); - sc->ictl.clock_source = LMC_CTL_CLOCK_SOURCE_EXT; - printf(LMC_PRINTF_FMT ": clock external\n", - LMC_PRINTF_ARGS); - } else { - sc->lmc_gpio &= ~(LMC_GEP_HSSI_CLOCK); - LMC_CSR_WRITE(sc, csr_gp, sc->lmc_gpio); - sc->ictl.clock_source = LMC_CTL_CLOCK_SOURCE_INT; - printf(LMC_PRINTF_FMT ": clock internal\n", - LMC_PRINTF_ARGS); - } -} - -/* - * return hardware link status. - * 0 == link is down, 1 == link is up. - */ -static int -lmc_hssi_get_link_status(lmc_softc_t * const sc) -{ - u_int16_t link_status; - - link_status = lmc_mii_readreg(sc, 0, 16); - - if ((link_status & LMC_MII16_HSSI_CA) == LMC_MII16_HSSI_CA) - return 1; - else - return 0; -} - -static void -lmc_hssi_set_link_status(lmc_softc_t * const sc, int state) -{ - if (state) - sc->lmc_miireg16 |= LMC_MII16_HSSI_TA; - else - sc->lmc_miireg16 &= ~LMC_MII16_HSSI_TA; - - lmc_mii_writereg(sc, 0, 16, sc->lmc_miireg16); -} - -/* - * 0 == 16bit, 1 == 32bit - */ -static void -lmc_hssi_set_crc_length(lmc_softc_t * const sc, int state) -{ - if (state == LMC_CTL_CRC_LENGTH_32) { - /* 32 bit */ - sc->lmc_miireg16 |= LMC_MII16_HSSI_CRC; - sc->ictl.crc_length = LMC_CTL_CRC_LENGTH_32; - } else { - /* 16 bit */ - sc->lmc_miireg16 &= ~LMC_MII16_HSSI_CRC; - sc->ictl.crc_length = LMC_CTL_CRC_LENGTH_16; - } - - lmc_mii_writereg(sc, 0, 16, sc->lmc_miireg16); -} - - -/* - * DS3 methods - */ - -/* - * Set cable length - */ -static void -lmc_ds3_set_100ft(lmc_softc_t * const sc, int ie) -{ - if (ie == LMC_CTL_CABLE_LENGTH_GT_100FT) { - sc->lmc_miireg16 &= ~LMC_MII16_DS3_ZERO; - sc->ictl.cable_length = LMC_CTL_CABLE_LENGTH_GT_100FT; - } else if (ie == LMC_CTL_CABLE_LENGTH_LT_100FT) { - sc->lmc_miireg16 |= LMC_MII16_DS3_ZERO; - sc->ictl.cable_length = LMC_CTL_CABLE_LENGTH_LT_100FT; - } - lmc_mii_writereg(sc, 0, 16, sc->lmc_miireg16); -} - -static void -lmc_ds3_default(lmc_softc_t * const sc) -{ - sc->lmc_miireg16 = LMC_MII16_LED_ALL; - - sc->lmc_media->set_link_status(sc, 0); - sc->lmc_media->set_cable_length(sc, LMC_CTL_CABLE_LENGTH_LT_100FT); - sc->lmc_media->set_scrambler(sc, LMC_CTL_OFF); - sc->lmc_media->set_crc_length(sc, LMC_CTL_CRC_LENGTH_16); -} - -/* - * Given a user provided state, set ourselves up to match it. This will - * always reset the card if needed. - */ -static void -lmc_ds3_set_status(lmc_softc_t * const sc, lmc_ctl_t *ctl) -{ - if (ctl == NULL) { - sc->lmc_media->set_cable_length(sc, sc->ictl.cable_length); - sc->lmc_media->set_scrambler(sc, sc->ictl.scrambler_onoff); - lmc_set_protocol(sc, NULL); - - return; - } - - /* - * check for change in cable length setting - */ - if (ctl->cable_length && !sc->ictl.cable_length) - lmc_ds3_set_100ft(sc, LMC_CTL_CABLE_LENGTH_GT_100FT); - else if (!ctl->cable_length && sc->ictl.cable_length) - lmc_ds3_set_100ft(sc, LMC_CTL_CABLE_LENGTH_LT_100FT); - - /* - * Check for change in scrambler setting (requires reset) - */ - if (ctl->scrambler_onoff && !sc->ictl.scrambler_onoff) - lmc_ds3_set_scram(sc, LMC_CTL_ON); - else if (!ctl->scrambler_onoff && sc->ictl.scrambler_onoff) - lmc_ds3_set_scram(sc, LMC_CTL_OFF); - - lmc_set_protocol(sc, ctl); -} - -static void -lmc_ds3_init(lmc_softc_t * const sc) -{ - int i; - - sc->ictl.cardtype = LMC_CTL_CARDTYPE_LMC5245; - - /* writes zeros everywhere */ - for (i = 0 ; i < 21 ; i++) { - lmc_mii_writereg(sc, 0, 17, i); - lmc_mii_writereg(sc, 0, 18, 0); - } - - /* set some essential bits */ - lmc_mii_writereg(sc, 0, 17, 1); - lmc_mii_writereg(sc, 0, 18, 0x05); /* ser, xtx */ - - lmc_mii_writereg(sc, 0, 17, 5); - lmc_mii_writereg(sc, 0, 18, 0x80); /* emode */ - - lmc_mii_writereg(sc, 0, 17, 14); - lmc_mii_writereg(sc, 0, 18, 0x30); /* rcgen, tcgen */ - - /* clear counters and latched bits */ - for (i = 0 ; i < 21 ; i++) { - lmc_mii_writereg(sc, 0, 17, i); - lmc_mii_readreg(sc, 0, 18); - } -} - -/* - * 1 == DS3 payload scrambled, 0 == not scrambled - */ -static void -lmc_ds3_set_scram(lmc_softc_t * const sc, int ie) -{ - if (ie == LMC_CTL_ON) { - sc->lmc_miireg16 |= LMC_MII16_DS3_SCRAM; - sc->ictl.scrambler_onoff = LMC_CTL_ON; - } else { - sc->lmc_miireg16 &= ~LMC_MII16_DS3_SCRAM; - sc->ictl.scrambler_onoff = LMC_CTL_OFF; - } - lmc_mii_writereg(sc, 0, 16, sc->lmc_miireg16); -} - -/* - * return hardware link status. - * 0 == link is down, 1 == link is up. - */ -static int -lmc_ds3_get_link_status(lmc_softc_t * const sc) -{ - u_int16_t link_status; - - lmc_mii_writereg(sc, 0, 17, 7); - link_status = lmc_mii_readreg(sc, 0, 18); - - if ((link_status & LMC_FRAMER_REG0_DLOS) == 0) - return 1; - else - return 0; -} - -/* - * 0 == 16bit, 1 == 32bit - */ -static void -lmc_ds3_set_crc_length(lmc_softc_t * const sc, int state) -{ - if (state == LMC_CTL_CRC_LENGTH_32) { - /* 32 bit */ - sc->lmc_miireg16 |= LMC_MII16_DS3_CRC; - sc->ictl.crc_length = LMC_CTL_CRC_LENGTH_32; - } else { - /* 16 bit */ - sc->lmc_miireg16 &= ~LMC_MII16_DS3_CRC; - sc->ictl.crc_length = LMC_CTL_CRC_LENGTH_16; - } - - lmc_mii_writereg(sc, 0, 16, sc->lmc_miireg16); -} - - -/* - * SSI methods - */ - -static void -lmc_ssi_init(lmc_softc_t * const sc) -{ - u_int16_t mii17; - int cable; - - sc->ictl.cardtype = LMC_CTL_CARDTYPE_LMC1000; - - mii17 = lmc_mii_readreg(sc, 0, 17); - - cable = (mii17 & LMC_MII17_SSI_CABLE_MASK) >> LMC_MII17_SSI_CABLE_SHIFT; - sc->ictl.cable_type = cable; - - lmc_gpio_mkoutput(sc, LMC_GEP_SSI_TXCLOCK); -} - -static void -lmc_ssi_default(lmc_softc_t * const sc) -{ - sc->lmc_miireg16 = LMC_MII16_LED_ALL; - - /* - * make TXCLOCK always be an output - */ - lmc_gpio_mkoutput(sc, LMC_GEP_SSI_TXCLOCK); - - sc->lmc_media->set_link_status(sc, 0); - sc->lmc_media->set_clock_source(sc, LMC_CTL_CLOCK_SOURCE_EXT); - sc->lmc_media->set_speed(sc, NULL); - sc->lmc_media->set_crc_length(sc, LMC_CTL_CRC_LENGTH_16); -} - -/* - * Given a user provided state, set ourselves up to match it. This will - * always reset the card if needed. - */ -static void -lmc_ssi_set_status(lmc_softc_t * const sc, lmc_ctl_t *ctl) -{ - if (ctl == NULL) { - sc->lmc_media->set_clock_source(sc, sc->ictl.clock_source); - sc->lmc_media->set_speed(sc, &sc->ictl); - lmc_set_protocol(sc, NULL); - - return; - } - - /* - * check for change in clock source - */ - if (ctl->clock_source == LMC_CTL_CLOCK_SOURCE_INT - && sc->ictl.clock_source == LMC_CTL_CLOCK_SOURCE_EXT) - sc->lmc_media->set_clock_source(sc, LMC_CTL_CLOCK_SOURCE_INT); - else if (ctl->clock_source == LMC_CTL_CLOCK_SOURCE_EXT - && sc->ictl.clock_source == LMC_CTL_CLOCK_SOURCE_INT) - sc->lmc_media->set_clock_source(sc, LMC_CTL_CLOCK_SOURCE_EXT); - - if (ctl->clock_rate != sc->ictl.clock_rate) - sc->lmc_media->set_speed(sc, ctl); - - lmc_set_protocol(sc, ctl); -} - -/* - * 1 == internal, 0 == external - */ -static void -lmc_ssi_set_clock(lmc_softc_t * const sc, int ie) -{ - if (ie == LMC_CTL_CLOCK_SOURCE_EXT) { - sc->lmc_gpio &= ~(LMC_GEP_SSI_TXCLOCK); - LMC_CSR_WRITE(sc, csr_gp, sc->lmc_gpio); - sc->ictl.clock_source = LMC_CTL_CLOCK_SOURCE_EXT; - printf(LMC_PRINTF_FMT ": clock external\n", - LMC_PRINTF_ARGS); - } else { - sc->lmc_gpio |= LMC_GEP_SSI_TXCLOCK; - LMC_CSR_WRITE(sc, csr_gp, sc->lmc_gpio); - sc->ictl.clock_source = LMC_CTL_CLOCK_SOURCE_INT; - printf(LMC_PRINTF_FMT ": clock internal\n", - LMC_PRINTF_ARGS); - } -} - -static void -lmc_ssi_set_speed(lmc_softc_t * const sc, lmc_ctl_t *ctl) -{ - lmc_ctl_t *ictl = &sc->ictl; - lmc_av9110_t *av; - - if (ctl == NULL) { - av = &ictl->cardspec.ssi; - ictl->clock_rate = 100000; - av->f = ictl->clock_rate; - av->n = 8; - av->m = 25; - av->v = 0; - av->x = 0; - av->r = 2; - - write_av9110(sc, av->n, av->m, av->v, av->x, av->r); - return; - } - - av = &ctl->cardspec.ssi; - - if (av->f == 0) - return; - - ictl->clock_rate = av->f; /* really, this is the rate we are */ - ictl->cardspec.ssi = *av; - - write_av9110(sc, av->n, av->m, av->v, av->x, av->r); -} - -/* - * return hardware link status. - * 0 == link is down, 1 == link is up. - */ -static int -lmc_ssi_get_link_status(lmc_softc_t * const sc) -{ - u_int16_t link_status; - - /* - * missing CTS? Hmm. If we require CTS on, we may never get the - * link to come up, so omit it in this test. - * - * Also, it seems that with a loopback cable, DCD isn't asserted, - * so just check for things like this: - * DSR _must_ be asserted. - * One of DCD or CTS must be asserted. - */ - link_status = lmc_mii_readreg(sc, 0, 16); - - if ((link_status & LMC_MII16_SSI_DSR) == 0) - return (0); - - if ((link_status & (LMC_MII16_SSI_CTS | LMC_MII16_SSI_DCD)) == 0) - return (0); - - return (1); -} - -static void -lmc_ssi_set_link_status(lmc_softc_t * const sc, int state) -{ - if (state) { - sc->lmc_miireg16 |= (LMC_MII16_SSI_DTR | LMC_MII16_SSI_RTS); - printf(LMC_PRINTF_FMT ": asserting DTR and RTS\n", - LMC_PRINTF_ARGS); - } else { - sc->lmc_miireg16 &= ~(LMC_MII16_SSI_DTR | LMC_MII16_SSI_RTS); - printf(LMC_PRINTF_FMT ": deasserting DTR and RTS\n", - LMC_PRINTF_ARGS); - } - - lmc_mii_writereg(sc, 0, 16, sc->lmc_miireg16); -} - -/* - * 0 == 16bit, 1 == 32bit - */ -static void -lmc_ssi_set_crc_length(lmc_softc_t * const sc, int state) -{ - if (state == LMC_CTL_CRC_LENGTH_32) { - /* 32 bit */ - sc->lmc_miireg16 |= LMC_MII16_SSI_CRC; - sc->ictl.crc_length = LMC_CTL_CRC_LENGTH_32; - } else { - /* 16 bit */ - sc->lmc_miireg16 &= ~LMC_MII16_SSI_CRC; - sc->ictl.crc_length = LMC_CTL_CRC_LENGTH_16; - } - - lmc_mii_writereg(sc, 0, 16, sc->lmc_miireg16); -} - -/* - * These are bits to program the SSI frequency generator - */ -static void -write_av9110_bit(lmc_softc_t *sc, int c) -{ - /* - * set the data bit as we need it. - */ - sc->lmc_gpio &= ~(LMC_GEP_SERIALCLK); - if (c & 0x01) - sc->lmc_gpio |= LMC_GEP_SERIAL; - else - sc->lmc_gpio &= ~(LMC_GEP_SERIAL); - LMC_CSR_WRITE(sc, csr_gp, sc->lmc_gpio); - - /* - * set the clock to high - */ - sc->lmc_gpio |= LMC_GEP_SERIALCLK; - LMC_CSR_WRITE(sc, csr_gp, sc->lmc_gpio); - - /* - * set the clock to low again. - */ - sc->lmc_gpio &= ~(LMC_GEP_SERIALCLK); - LMC_CSR_WRITE(sc, csr_gp, sc->lmc_gpio); -} - -static void -write_av9110(lmc_softc_t *sc, u_int32_t n, u_int32_t m, u_int32_t v, - u_int32_t x, u_int32_t r) -{ - int i; - -#if 0 - printf(LMC_PRINTF_FMT ": speed %u, %d %d %d %d %d\n", - LMC_PRINTF_ARGS, sc->ictl.clock_rate, - n, m, v, x, r); -#endif - - sc->lmc_gpio |= LMC_GEP_SSI_GENERATOR; - sc->lmc_gpio &= ~(LMC_GEP_SERIAL | LMC_GEP_SERIALCLK); - LMC_CSR_WRITE(sc, csr_gp, sc->lmc_gpio); - - /* - * Set the TXCLOCK, GENERATOR, SERIAL, and SERIALCLK - * as outputs. - */ - lmc_gpio_mkoutput(sc, (LMC_GEP_SERIAL | LMC_GEP_SERIALCLK - | LMC_GEP_SSI_GENERATOR)); - - sc->lmc_gpio &= ~(LMC_GEP_SSI_GENERATOR); - LMC_CSR_WRITE(sc, csr_gp, sc->lmc_gpio); - - /* - * a shifting we will go... - */ - for (i = 0 ; i < 7 ; i++) - write_av9110_bit(sc, n >> i); - for (i = 0 ; i < 7 ; i++) - write_av9110_bit(sc, m >> i); - for (i = 0 ; i < 1 ; i++) - write_av9110_bit(sc, v >> i); - for (i = 0 ; i < 2 ; i++) - write_av9110_bit(sc, x >> i); - for (i = 0 ; i < 2 ; i++) - write_av9110_bit(sc, r >> i); - for (i = 0 ; i < 5 ; i++) - write_av9110_bit(sc, 0x17 >> i); - - /* - * stop driving serial-related signals - */ - lmc_gpio_mkinput(sc, - (LMC_GEP_SERIAL | LMC_GEP_SERIALCLK - | LMC_GEP_SSI_GENERATOR)); -} - -static void -lmc_set_protocol(lmc_softc_t * const sc, lmc_ctl_t *ctl) -{ - if (ctl == 0) { - sc->ictl.keepalive_onoff = LMC_CTL_ON; - - return; - } -} - -/* - * T1 methods - */ - -/* - * The framer regs are multiplexed through MII regs 17 & 18 - * write the register address to MII reg 17 and the * data to MII reg 18. */ - -static void lmc_t1_write(lmc_softc_t * const sc, int a, int d) -{ - lmc_mii_writereg(sc, 0, 17, a); - lmc_mii_writereg(sc, 0, 18, d); -} - -#if 0 -/* XXX future to be integtrated with if_lmc.c for alarms */ - -static int lmc_t1_read(lmc_softc_t * const sc, int a) -{ - lmc_mii_writereg(sc, 0, 17, a); - return lmc_mii_readreg(sc, 0, 18); -} -#endif - -static void - lmc_t1_init(lmc_softc_t * const sc) -{ - u_int16_t mii16; - int i; - - sc->ictl.cardtype = LMC_CTL_CARDTYPE_LMC1200; - mii16 = lmc_mii_readreg(sc, 0, 16); - - /* reset 8370 */ - mii16 &= ~LMC_MII16_T1_RST; - lmc_mii_writereg(sc, 0, 16, mii16 | LMC_MII16_T1_RST); - lmc_mii_writereg(sc, 0, 16, mii16); - - /* set T1 or E1 line impedance */ - /* mii16 &= ~LMC_MII16_T1_Z; */ - mii16 |= LMC_MII16_T1_Z; - lmc_mii_writereg(sc, 0, 16, mii16); - - lmc_t1_write(sc, 0x01, 0x1B); /* CR0 - primary control */ - lmc_t1_write(sc, 0x02, 0x42); /* JAT_CR - jitter atten config */ - lmc_t1_write(sc, 0x14, 0x00); /* LOOP - loopback config */ - lmc_t1_write(sc, 0x15, 0x00); /* DL3_TS - xtrnl datalink timeslot */ - lmc_t1_write(sc, 0x18, 0xFF); /* PIO - programmable I/O */ - lmc_t1_write(sc, 0x19, 0x30); /* POE - programmable OE */ - lmc_t1_write(sc, 0x1A, 0x0F); /* CMUX - clock input mux */ - lmc_t1_write(sc, 0x20, 0x41); /* LIU_CR - RX LIU config */ - lmc_t1_write(sc, 0x22, 0x76); /* RLIU_CR - RX LIU config */ - lmc_t1_write(sc, 0x40, 0x03); /* RCR0 - RX config */ - lmc_t1_write(sc, 0x45, 0x00); /* RALM - RX alarm config */ - lmc_t1_write(sc, 0x46, 0x05); /* LATCH - RX alarm/err/cntr latch */ - lmc_t1_write(sc, 0x68, 0x40); /* TLIU_CR - TX LIU config */ - lmc_t1_write(sc, 0x70, 0x0D); /* TCR0 - TX framer config */ - lmc_t1_write(sc, 0x71, 0x05); /* TCR1 - TX config */ - lmc_t1_write(sc, 0x72, 0x0B); /* TFRM - TX frame format */ - lmc_t1_write(sc, 0x73, 0x00); /* TERROR - TX error insert */ - lmc_t1_write(sc, 0x74, 0x00); /* TMAN - TX manual Sa/FEBE config */ - lmc_t1_write(sc, 0x75, 0x00); /* TALM - TX alarm signal config */ - lmc_t1_write(sc, 0x76, 0x00); /* TPATT - TX test pattern config */ - lmc_t1_write(sc, 0x77, 0x00); /* TLB - TX inband loopback confg */ - lmc_t1_write(sc, 0x90, 0x05); /* CLAD_CR - clock rate adapter confg */ - lmc_t1_write(sc, 0x91, 0x05); /* CSEL - clad freq sel */ - lmc_t1_write(sc, 0xA6, 0x00); /* DL1_CTL - DL1 control */ - lmc_t1_write(sc, 0xB1, 0x00); /* DL2_CTL - DL2 control */ - lmc_t1_write(sc, 0xD0, 0x47); /* SBI_CR - sys bus iface config */ - lmc_t1_write(sc, 0xD1, 0x70); /* RSB_CR - RX sys bus config */ - lmc_t1_write(sc, 0xD4, 0x30); /* TSB_CR - TX sys bus config */ - for (i=0; i<32; i++) - { - lmc_t1_write(sc, 0x0E0+i, 0x00); /*SBCn sysbus perchannel ctl */ - lmc_t1_write(sc, 0x100+i, 0x00); /* TPCn - TX per-channel ctl */ - lmc_t1_write(sc, 0x180+i, 0x00); /* RPCn - RX per-channel ctl */ - } - for (i=1; i<25; i++) - { lmc_t1_write(sc, 0x0E0+i, 0x0D); - /* SBCn - sys bus per-channel ctl */ - } - /* Turn on the transmiter */ - mii16 |= LMC_MII16_T1_XOE; - lmc_mii_writereg(sc, 0, 16, mii16); - sc->lmc_miireg16 = mii16; -} - -static void lmc_t1_default(lmc_softc_t * const sc) -{ - sc->lmc_miireg16 = LMC_MII16_LED_ALL; - sc->lmc_media->set_link_status(sc, 0); - sc->lmc_media->set_circuit_type(sc, LMC_CTL_CIRCUIT_TYPE_T1); - sc->lmc_media->set_crc_length(sc, LMC_CTL_CRC_LENGTH_16);} - -/* - * Given a user provided state, set ourselves up to match it. This will - * always reset the card if needed. - */ - -static void -lmc_t1_set_status(lmc_softc_t * const sc, lmc_ctl_t *ctl){ - if (ctl == NULL) { - sc->lmc_media->set_circuit_type(sc, sc->ictl.circuit_type); - lmc_set_protocol(sc, NULL); - - return; - } - - /* - * check for change in circuit type - */ - - if (ctl->circuit_type == LMC_CTL_CIRCUIT_TYPE_T1 - && sc->ictl.circuit_type == LMC_CTL_CIRCUIT_TYPE_E1) - sc->lmc_media->set_circuit_type(sc,LMC_CTL_CIRCUIT_TYPE_E1 ); - else if (ctl->circuit_type == LMC_CTL_CIRCUIT_TYPE_E1 - && sc->ictl.circuit_type == LMC_CTL_CIRCUIT_TYPE_T1) - sc->lmc_media->set_circuit_type(sc, LMC_CTL_CIRCUIT_TYPE_T1); - lmc_set_protocol(sc, ctl); -} - -/* - * return hardware link status. - * 0 == link is down, 1 == link is up. - */ - -static int -lmc_t1_get_link_status(lmc_softc_t * const sc){ - u_int16_t link_status; - lmc_mii_writereg(sc, 0, 17, T1FRAMER_ALARM1_STATUS ); - link_status = lmc_mii_readreg(sc, 0, 18) & 0x00FF; /* Make sure it's 8 bits only */ - - /* - * LMC 1200 LED definitions - * led0 yellow = far-end adapter is in Red alarm condition - * led1 blue = received an Alarm Indication signal (upstream failure) - * led2 Green = power to adapter, Gate Array loaded & driver attached - * led3 red = Loss of Signal (LOS) or out of frame (OOF) conditions - * detected on T3 receive signal - */ - - /* detect a change in Blue alarm indication signal */ - if( link_status & T1F_RAIS ) - { /* turn on blue LED */ - lmc_led_on(sc, LMC_DS3_LED1); - } - else - { /* turn off blue LED */ - lmc_led_off(sc, LMC_DS3_LED1); - } - - if( (sc->t1_alarm1_status & T1F_RAIS) != (link_status & T1F_RAIS) ) - { - if( link_status & T1F_RAIS ) - { /* turn on blue LED */ - printf(" link status: RAIS turn ON Blue %x\n", link_status ); /* DEBUG */ - lmc_led_on(sc, LMC_DS3_LED1); - } - else - { /* turn off blue LED */ - printf(" link status: RAIS turn OFF Blue %x\n", link_status ); /* DEBUG */ - lmc_led_off(sc, LMC_DS3_LED1); - } - } - /* - * T1F_RYEL wiggles quite a bit, - * taking it out until I understand why -baz 6/22/99 - */ - if(link_status & T1F_RMYEL) - { - /* turn on yellow LED */ - lmc_led_on(sc, LMC_DS3_LED0); - } - else - { - lmc_led_off(sc, LMC_DS3_LED0); - } - /* Yellow alarm indication */ - if( (sc->t1_alarm1_status & T1F_RMYEL) != - (link_status & T1F_RMYEL) ) - { - if((link_status & T1F_RMYEL) == 0 ) - { - printf(" link status: RYEL turn OFF Yellow %x\n", link_status ); /* DEBUG */ - } - else - { - printf(" link status: RYEL turn ON Yellow %x\n", link_status ); /* DEBUG */ - } - } - - if (link_status & (T1F_RLOF | T1F_RLOS)) - { - lmc_led_on(sc, LMC_DS3_LED3); - } - else - { - lmc_led_off(sc, LMC_DS3_LED3); - } - sc->t1_alarm1_status = link_status; - - lmc_mii_writereg(sc, 0, 17, T1FRAMER_ALARM2_STATUS ); - sc->t1_alarm2_status = lmc_mii_readreg(sc, 0, 18); - - /* link status based upon T1 receive loss of frame or - * loss of signal - RED alarm indication */ - if ((link_status & (T1F_RLOF | T1F_RLOS)) == 0) - return 1; - else - return 0; -} - -/* - * 1 == T1 Circuit Type , 0 == E1 Circuit Type - */ -static void - lmc_t1_set_circuit_type(lmc_softc_t * const sc, int ie) -{ - if (ie == LMC_CTL_CIRCUIT_TYPE_T1) - { - sc->lmc_miireg16 |= LMC_MII16_T1_Z; - sc->ictl.circuit_type = LMC_CTL_CIRCUIT_TYPE_T1; - } else { sc->lmc_miireg16 &= ~LMC_MII16_T1_Z; - sc->ictl.scrambler_onoff = LMC_CTL_CIRCUIT_TYPE_E1; - } - lmc_mii_writereg(sc, 0, 16, sc->lmc_miireg16); -} - -/* - * 0 == 16bit, 1 == 32bit */ -static void - lmc_t1_set_crc_length(lmc_softc_t * const sc, int state) -{ - if (state == LMC_CTL_CRC_LENGTH_32) { - /* 32 bit */ - sc->lmc_miireg16 |= LMC_MII16_T1_CRC; - sc->ictl.crc_length = LMC_CTL_CRC_LENGTH_32; - sc->lmc_crcSize = LMC_CTL_CRC_BYTESIZE_4; - - } else { - /* 16 bit */ sc->lmc_miireg16 &= ~LMC_MII16_T1_CRC; - sc->ictl.crc_length = LMC_CTL_CRC_LENGTH_16; - sc->lmc_crcSize = LMC_CTL_CRC_BYTESIZE_2; - - } - - lmc_mii_writereg(sc, 0, 16, sc->lmc_miireg16); -} diff --git a/sys/dev/lmc/if_lmcioctl.h b/sys/dev/lmc/if_lmcioctl.h deleted file mode 100644 index 89802f9..0000000 --- a/sys/dev/lmc/if_lmcioctl.h +++ /dev/null @@ -1,276 +0,0 @@ -/*- - * Copyright (c) 1994-1997 Matt Thomas (matt@3am-software.com) - * Copyright (c) LAN Media Corporation 1998, 1999. - * 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. The name of the author may not be used to endorse or promote products - * derived from this software without specific prior written permission - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 THE AUTHOR 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. - * - * $FreeBSD$ - * $Id: if_lmcioctl.h,v 1.9 1999/02/18 10:30:18 explorer Exp $ - */ - -/* - * IOCTLs for the sane world. - */ -#define LMCIOCGINFO _IOW('i', 240, struct ifreq) -#define LMCIOCSINFO _IOWR('i', 241, struct ifreq) - -typedef struct { - u_int32_t n; - u_int32_t m; - u_int32_t v; - u_int32_t x; - u_int32_t r; - u_int32_t f; - u_int32_t exact; -} lmc_av9110_t; - -/* - * Common structure passed to the ioctl code. - */ -struct lmc___ctl { - u_int32_t cardtype; - u_int32_t clock_source; /* HSSI, SSI */ - u_int32_t clock_rate; /* SSI */ - u_int32_t crc_length; - u_int32_t cable_length; /* DS3 */ - u_int32_t scrambler_onoff; /* DS3 */ - u_int32_t cable_type; /* SSI */ - u_int32_t keepalive_onoff; /* protocol */ - u_int32_t ticks; /* ticks/sec */ - union { - lmc_av9110_t ssi; - } cardspec; - u_int32_t circuit_type; /* T1 or E1 circuit */ -}; - -#define LMC_CTL_CARDTYPE_LMC5200 0 /* HSSI */ -#define LMC_CTL_CARDTYPE_LMC5245 1 /* DS3 */ -#define LMC_CTL_CARDTYPE_LMC1000 2 /* SSI, E1, etc */ -#define LMC_CTL_CARDTYPE_LMC1200 3 /* T1 */ - -#define LMC_CTL_OFF 0 /* generic OFF value */ -#define LMC_CTL_ON 1 /* generic ON value */ - -#define LMC_CTL_CLOCK_SOURCE_EXT 0 /* clock off line */ -#define LMC_CTL_CLOCK_SOURCE_INT 1 /* internal clock */ - -#define LMC_CTL_CRC_LENGTH_16 16 -#define LMC_CTL_CRC_LENGTH_32 32 -#define LMC_CTL_CRC_BYTESIZE_2 2 -#define LMC_CTL_CRC_BYTESIZE_4 4 - -#define LMC_CTL_CABLE_LENGTH_LT_100FT 0 /* DS3 cable < 100 feet */ -#define LMC_CTL_CABLE_LENGTH_GT_100FT 1 /* DS3 cable >= 100 feet */ - -#define LMC_CTL_CIRCUIT_TYPE_E1 0 -#define LMC_CTL_CIRCUIT_TYPE_T1 1 - -/* - * These are not in the least IOCTL related, but I want them common. - */ -/* - * assignments for the GPIO register on the DEC chip (common) - */ -#define LMC_GEP_INIT 0x01 /* 0: */ -#define LMC_GEP_RESET 0x02 /* 1: */ -#define LMC_GEP_LOAD 0x10 /* 4: */ -#define LMC_GEP_DP 0x20 /* 5: */ -#define LMC_GEP_SERIAL 0x40 /* 6: serial out */ -#define LMC_GEP_SERIALCLK 0x80 /* 7: serial clock */ - -/* - * HSSI GPIO assignments - */ -#define LMC_GEP_HSSI_ST 0x04 /* 2: receive timing sense (deprecated) */ -#define LMC_GEP_HSSI_CLOCK 0x08 /* 3: clock source */ - -/* - * SSI GPIO assignments - */ -#define LMC_GEP_SSI_GENERATOR 0x04 /* 2: enable prog freq gen serial i/f */ -#define LMC_GEP_SSI_TXCLOCK 0x08 /* 3: provide clock on TXCLOCK output */ - -/* Note: 2 pairs of LEDs where swapped by mistake - * in Xilinx code for DS3 & DS1 adapters */ -#define LMC_DS3_LED0 0x0100 /* bit 08 yellow */ -#define LMC_DS3_LED1 0x0080 /* bit 07 blue */ -#define LMC_DS3_LED2 0x0400 /* bit 10 green */ -#define LMC_DS3_LED3 0x0200 /* bit 09 red */ - -/* - * Common MII16 bits - */ -#define LMC_MII16_LED0 0x0080 -#define LMC_MII16_LED1 0x0100 -#define LMC_MII16_LED2 0x0200 -#define LMC_MII16_LED3 0x0400 /* Error, and the red one */ -#define LMC_MII16_LED_ALL 0x0780 /* LED bit mask */ -#define LMC_MII16_FIFO_RESET 0x0800 - -/* - * definitions for HSSI - */ -#define LMC_MII16_HSSI_TA 0x0001 -#define LMC_MII16_HSSI_CA 0x0002 -#define LMC_MII16_HSSI_LA 0x0004 -#define LMC_MII16_HSSI_LB 0x0008 -#define LMC_MII16_HSSI_LC 0x0010 -#define LMC_MII16_HSSI_TM 0x0020 -#define LMC_MII16_HSSI_CRC 0x0040 - -/* - * assignments for the MII register 16 (DS3) - */ -#define LMC_MII16_DS3_ZERO 0x0001 -#define LMC_MII16_DS3_TRLBK 0x0002 -#define LMC_MII16_DS3_LNLBK 0x0004 -#define LMC_MII16_DS3_RAIS 0x0008 -#define LMC_MII16_DS3_TAIS 0x0010 -#define LMC_MII16_DS3_BIST 0x0020 -#define LMC_MII16_DS3_DLOS 0x0040 -#define LMC_MII16_DS3_CRC 0x1000 -#define LMC_MII16_DS3_SCRAM 0x2000 - -/* - * And SSI - */ -#define LMC_MII16_SSI_DTR 0x0001 /* DTR output RW */ -#define LMC_MII16_SSI_DSR 0x0002 /* DSR input RO */ -#define LMC_MII16_SSI_RTS 0x0004 /* RTS output RW */ -#define LMC_MII16_SSI_CTS 0x0008 /* CTS input RO */ -#define LMC_MII16_SSI_DCD 0x0010 /* DCD input RO */ -#define LMC_MII16_SSI_RI 0x0020 /* RI input RO */ -#define LMC_MII16_SSI_CRC 0x0040 /* CRC select */ - -/* - * bits 0x0080 through 0x0800 are generic, and described - * above with LMC_MII16_LED[0123] _LED_ALL, and _FIFO_RESET - */ -#define LMC_MII16_SSI_LL 0x1000 /* LL output RW */ -#define LMC_MII16_SSI_RL 0x2000 /* RL output RW */ -#define LMC_MII16_SSI_TM 0x4000 /* TM input RO */ -#define LMC_MII16_SSI_LOOP 0x8000 /* loopback enable RW */ - -/* - * Some of the MII16 bits are mirrored in the MII17 register as well, - * but let's keep thing separate for now, and get only the cable from - * the MII17. - */ -#define LMC_MII17_SSI_CABLE_MASK 0x0038 /* mask to extract the cable type */ -#define LMC_MII17_SSI_CABLE_SHIFT 3 /* shift to extract the cable type */ - -/* - * framer register 0 and 7 (7 is latched and reset on read) - */ -#define LMC_FRAMER_REG0_DLOS 0x80 /* digital loss of service */ -#define LMC_FRAMER_REG0_OOFS 0x40 /* out of frame sync */ -#define LMC_FRAMER_REG0_AIS 0x20 /* alarm indication signal */ -#define LMC_FRAMER_REG0_CIS 0x10 /* channel idle */ -#define LMC_FRAMER_REG0_LOC 0x08 /* loss of clock */ - -#define LMC_CARDTYPE_UNKNOWN -1 -#define LMC_CARDTYPE_HSSI 1 /* probed card is a HSSI card */ -#define LMC_CARDTYPE_DS3 2 /* probed card is a DS3 card */ -#define LMC_CARDTYPE_SSI 3 /* probed card is a SSI card */ -#define LMC_CARDTYPE_T1 4 /* probed card is a T1 card */ - -/* - * framer register 0 and 7 (7 is latched and reset on read) - */ -#define LMC_FRAMER_REG0_DLOS 0x80 /* digital loss of service */ -#define LMC_FRAMER_REG0_OOFS 0x40 /* out of frame sync */ -#define LMC_FRAMER_REG0_AIS 0x20 /* alarm indication signal */ -#define LMC_FRAMER_REG0_CIS 0x10 /* channel idle */ -#define LMC_FRAMER_REG0_LOC 0x08 /* loss of clock */ -#define LMC_MII16_T1_UNUSED1 0x0003 -#define LMC_MII16_T1_XOE 0x0004 -#define LMC_MII16_T1_RST 0x0008 /* T1 chip reset - RW */ -#define LMC_MII16_T1_Z 0x0010 /* output impedance T1=1, E1=0 output - RW */ -#define LMC_MII16_T1_INTR 0x0020 /* interrupt from 8370 - RO */ -#define LMC_MII16_T1_ONESEC 0x0040 /* one second square wave - ro */ -#define LMC_MII16_T1_LED0 0x0100 -#define LMC_MII16_T1_LED1 0x0080 -#define LMC_MII16_T1_LED2 0x0400 -#define LMC_MII16_T1_LED3 0x0200 -#define LMC_MII16_T1_FIFO_RESET 0x0800 - -#define LMC_MII16_T1_CRC 0x1000 /* CRC select - RW */ -#define LMC_MII16_T1_UNUSED2 0xe000 - -#define T1FRAMER_ALARM1_STATUS 0x47 -#define T1FRAMER_ALARM2_STATUS 0x48 -#define T1FRAMER_FERR_LSB 0x50 -#define T1FRAMER_FERR_MSB 0x51 /* framing bit error counter */ -#define T1FRAMER_LCV_LSB 0x54 -#define T1FRAMER_LCV_MSB 0x55 /* line code violation counter */ -#define T1FRAMER_AERR 0x5A - -/* mask for the above AERR register */ -#define T1FRAMER_LOF_MASK (0x0f0) /* receive loss of frame */ -#define T1FRAMER_COFA_MASK (0x0c0) /* change of frame alignment */ -#define T1FRAMER_SEF_MASK (0x03) /* severely errored frame */ - -/* 8370 framer register ALM1 (0x47) values - * used to determine link status - */ - -#define T1F_SIGFRZ 0x01 /* signaling freeze */ -#define T1F_RLOF 0x02 /* receive loss of frame alignment */ -#define T1F_RLOS 0x04 /* receive loss of signal */ -#define T1F_RALOS 0x08 /* receive analog loss of signal or RCKI loss of clock */ -#define T1F_RAIS 0x10 /* receive alarm indication signal */ -#define T1F_UNUSED 0x20 -#define T1F_RYEL 0x40 /* receive yellow alarm */ -#define T1F_RMYEL 0x80 /* receive multiframe yellow alarm */ - -/* ------------------ end T1 defs ------------------- */ - -#define LMC_MII_LedMask 0x0780 -#define LMC_MII_LedBitPos 7 - -/* - * NetBSD uses _KERNEL, FreeBSD uses KERNEL. - */ -#if defined(_KERNEL) || defined(KERNEL) || defined(__KERNEL__) -/* - * media independent methods to check on media status, link, light LEDs, - * etc. - */ -struct lmc___media { - void (* init)(lmc_softc_t * const); - void (* defaults)(lmc_softc_t * const); - void (* set_status)(lmc_softc_t * const, lmc_ctl_t *); - void (* set_clock_source)(lmc_softc_t * const, int); - void (* set_speed)(lmc_softc_t * const, lmc_ctl_t *); - void (* set_cable_length)(lmc_softc_t * const, int); - void (* set_scrambler)(lmc_softc_t * const, int); - int (* get_link_status)(lmc_softc_t * const); - void (* set_link_status)(lmc_softc_t * const, int); - void (* set_crc_length)(lmc_softc_t * const, int); - void (* set_circuit_type)(lmc_softc_t * const, int); -}; - -static unsigned lmc_mii_readreg(lmc_softc_t * const sc, unsigned - devaddr, unsigned regno); -static void lmc_mii_writereg(lmc_softc_t * const sc, unsigned devaddr, - unsigned regno, unsigned data); - -#endif diff --git a/sys/dev/lmc/if_lmcvar.h b/sys/dev/lmc/if_lmcvar.h deleted file mode 100644 index f94f1b9..0000000 --- a/sys/dev/lmc/if_lmcvar.h +++ /dev/null @@ -1,492 +0,0 @@ -/*- - * Copyright (c) 1994-1997 Matt Thomas (matt@3am-software.com) - * Copyright (c) LAN Media Corporation 1998, 1999. - * Copyright (c) 2000 Stephen Kiernan (sk-ports@vegamuse.org) - * 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. The name of the author may not be used to endorse or promote products - * derived from this software without specific prior written permission - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 THE AUTHOR 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. - * - * $FreeBSD$ - * From NetBSD: if_devar.h,v 1.21 1997/10/16 22:02:32 matt Exp - * $Id: if_lmcvar.h,v 1.6 1999/01/12 14:16:58 explorer Exp $ - */ - -#if !defined(_DEV_LMC_IF_LMCVAR_H) -#define _DEV_LMC_IF_LMCVAR_H - -#define LMC_MTU 1500 -#define PPP_HEADER_LEN 4 -#define BIG_PACKET - -#if !defined(PCI_VENDOR_LMC) -#define PCI_VENDOR_LMC 0x1376 -#endif -#if !defined(PCI_PRODUCT_LMC_HSSI) -#define PCI_PRODUCT_LMC_HSSI 0x0003 -#endif -#if !defined(PCI_PRODUCT_LMC_DS3) -#define PCI_PRODUCT_LMC_DS3 0x0004 -#endif -#if !defined(PCI_PRODUCT_LMC_SSI) -#define PCI_PRODUCT_LMC_SSI 0x0005 -#endif -#if !defined(PCI_PRODUCT_LMC_T1) -#define PCI_PRODUCT_LMC_T1 0x0006 -#endif - -#ifdef LMC_IOMAPPED -#define LMC_EISA_CSRSIZE 16 -#define LMC_EISA_CSROFFSET 0 -#define LMC_PCI_CSRSIZE 8 -#define LMC_PCI_CSROFFSET 0 - -typedef u_int16_t lmc_csrptr_t; - -#define LMC_CSR_READ(sc, csr) (inl((sc)->lmc_csrs.csr)) -#define LMC_CSR_WRITE(sc, csr, val) outl((sc)->lmc_csrs.csr, val) - -#define LMC_CSR_READBYTE(sc, csr) (inb((sc)->lmc_csrs.csr)) -#define LMC_CSR_WRITEBYTE(sc, csr, val) outb((sc)->lmc_csrs.csr, val) - -#else /* LMC_IOMAPPED */ - -#define LMC_PCI_CSRSIZE 8 -#define LMC_PCI_CSROFFSET 0 - -typedef volatile u_int32_t *lmc_csrptr_t; - -/* - * macros to read and write CSRs. Note that the "0 +" in - * READ_CSR is to prevent the macro from being an lvalue - * and WRITE_CSR shouldn't be assigned from. - */ -#define LMC_CSR_READ(sc, csr) (0 + *(sc)->lmc_csrs.csr) -#define LMC_CSR_WRITE(sc, csr, val) ((void)(*(sc)->lmc_csrs.csr = (val))) - -#endif /* LMC_IOMAPPED */ - -/* - * This structure contains "pointers" for the registers on - * the various 21x4x chips. CSR0 through CSR8 are common - * to all chips. After that, it gets messy... - */ -typedef struct { - lmc_csrptr_t csr_busmode; /* CSR0 */ - lmc_csrptr_t csr_txpoll; /* CSR1 */ - lmc_csrptr_t csr_rxpoll; /* CSR2 */ - lmc_csrptr_t csr_rxlist; /* CSR3 */ - lmc_csrptr_t csr_txlist; /* CSR4 */ - lmc_csrptr_t csr_status; /* CSR5 */ - lmc_csrptr_t csr_command; /* CSR6 */ - lmc_csrptr_t csr_intr; /* CSR7 */ - lmc_csrptr_t csr_missed_frames; /* CSR8 */ - lmc_csrptr_t csr_9; /* CSR9 */ - lmc_csrptr_t csr_10; /* CSR10 */ - lmc_csrptr_t csr_11; /* CSR11 */ - lmc_csrptr_t csr_12; /* CSR12 */ - lmc_csrptr_t csr_13; /* CSR13 */ - lmc_csrptr_t csr_14; /* CSR14 */ - lmc_csrptr_t csr_15; /* CSR15 */ -} lmc_regfile_t; - -#define csr_enetrom csr_9 /* 21040 */ -#define csr_reserved csr_10 /* 21040 */ -#define csr_full_duplex csr_11 /* 21040 */ -#define csr_bootrom csr_10 /* 21041/21140A/?? */ -#define csr_gp csr_12 /* 21140* */ -#define csr_watchdog csr_15 /* 21140* */ -#define csr_gp_timer csr_11 /* 21041/21140* */ -#define csr_srom_mii csr_9 /* 21041/21140* */ -#define csr_sia_status csr_12 /* 2104x */ -#define csr_sia_connectivity csr_13 /* 2104x */ -#define csr_sia_tx_rx csr_14 /* 2104x */ -#define csr_sia_general csr_15 /* 2104x */ - -/* - * While 21x4x allows chaining of its descriptors, this driver - * doesn't take advantage of it. We keep the descriptors in a - * traditional FIFO ring. - */ -typedef struct { - tulip_desc_t *ri_first; /* first entry in ring */ - tulip_desc_t *ri_last; /* one after last entry */ - tulip_desc_t *ri_nextin; /* next to processed by host */ - tulip_desc_t *ri_nextout; /* next to processed by adapter */ - int ri_max; - int ri_free; -} lmc_ringinfo_t; - -/* - * The 21040 has a stupid restriction in that the receive - * buffers must be longword aligned. But since Ethernet - * headers are not a multiple of longwords in size this forces - * the data to non-longword aligned. Since IP requires the - * data to be longword aligned, we need to copy it after it has - * been DMA'ed in our memory. - * - * Since we have to copy it anyways, we might as well as allocate - * dedicated receive space for the input. This allows to use a - * small receive buffer size and more ring entries to be able to - * better keep with a flood of tiny Ethernet packets. - * - * The receive space MUST ALWAYS be a multiple of the page size. - * And the number of receive descriptors multiplied by the size - * of the receive buffers must equal the recevive space. This - * is so that we can manipulate the page tables so that even if a - * packet wraps around the end of the receive space, we can - * treat it as virtually contiguous. - * - * The above used to be true (the stupid restriction is still true) - * but we gone to directly DMA'ing into MBUFs (unless it's on an - * architecture which can't handle unaligned accesses) because with - * 100Mb/s cards the copying is just too much of a hit. - */ - -#define LMC_RXDESCS 48 -#define LMC_TXDESCS 128 -#define LMC_RXQ_TARGET 32 -#if LMC_RXQ_TARGET >= LMC_RXDESCS -#error LMC_RXQ_TARGET must be less than LMC_RXDESCS -#endif - -#define LMC_RX_BUFLEN ((MCLBYTES < 2048 ? MCLBYTES : 2048) - 16) - -/* - * The various controllers support. Technically the DE425 is just - * a 21040 on EISA. But since it remarkably difference from normal - * 21040s, we give it its own chip id. - */ - -typedef enum { - LMC_21140, LMC_21140A, - LMC_CHIPID_UNKNOWN -} lmc_chipid_t; - -#define LMC_BIT(b) (1L << ((int)(b))) - -typedef struct lmc_xinfo { - u_int32_t Magic0; /* BEEFCAFE */ - - u_int32_t PciCardType; - u_int32_t PciSlotNumber; /* PCI slot number */ - - u_int16_t DriverMajorVersion; - u_int16_t DriverMinorVersion; - u_int16_t DriverSubVersion; - - u_int16_t XilinxRevisionNumber; - u_int16_t MaxFrameSize; - - u_int16_t t1_alarm1_status; - u_int16_t t1_alarm2_status; - - int link_status; - u_int32_t mii_reg16; - - u_int32_t Magic1; /* DEADBEEF */ -} LMC_XINFO; - - -typedef struct { - /* - * Transmit Statistics - */ - u_int32_t dot3StatsSingleCollisionFrames; - u_int32_t dot3StatsMultipleCollisionFrames; - u_int32_t dot3StatsSQETestErrors; - u_int32_t dot3StatsDeferredTransmissions; - u_int32_t dot3StatsLateCollisions; - u_int32_t dot3StatsExcessiveCollisions; - u_int32_t dot3StatsCarrierSenseErrors; - u_int32_t dot3StatsInternalMacTransmitErrors; - u_int32_t dot3StatsInternalTransmitUnderflows; /* not in rfc1650! */ - u_int32_t dot3StatsInternalTransmitBabbles; /* not in rfc1650! */ - /* - * Receive Statistics - */ - u_int32_t dot3StatsMissedFrames; /* not in rfc1650! */ - u_int32_t dot3StatsAlignmentErrors; - u_int32_t dot3StatsFCSErrors; - u_int32_t dot3StatsFrameTooLongs; - u_int32_t dot3StatsInternalMacReceiveErrors; -} lmc_dot3_stats_t; - -/* - * Now to important stuff. This is softc structure (where does softc - * come from??? No idea) for the tulip device. - * - */ -struct lmc___softc { - - const char *lmc_name; - int lmc_unit; - - u_int8_t lmc_enaddr[6]; /* yes, a small hack... */ - lmc_regfile_t lmc_csrs; - volatile u_int32_t lmc_txtick; - volatile u_int32_t lmc_rxtick; - u_int32_t lmc_flags; - - u_int32_t lmc_features; /* static bits indicating features of chip */ - u_int32_t lmc_intrmask; /* our copy of csr_intr */ - u_int32_t lmc_cmdmode; /* our copy of csr_cmdmode */ - u_int32_t lmc_last_system_error : 3; /* last system error (only value is LMC_SYSTEMERROR is also set) */ - u_int32_t lmc_system_errors; /* number of system errors encountered */ - u_int32_t lmc_statusbits; /* status bits from CSR5 that may need to be printed */ - - u_int8_t lmc_revinfo; /* revision of chip */ - u_int8_t lmc_cardtype; /* LMC_CARDTYPE_HSSI or ..._DS3 */ - u_int32_t lmc_gpio_io; /* state of in/out settings */ - u_int32_t lmc_gpio; /* state of outputs */ - u_int8_t lmc_gp; - - lmc_chipid_t lmc_chipid; /* type of chip we are using */ - u_int32_t lmc_miireg16; - struct ifqueue lmc_txq; - struct ifqueue lmc_rxq; - lmc_dot3_stats_t lmc_dot3stats; - lmc_ringinfo_t lmc_rxinfo; - lmc_ringinfo_t lmc_txinfo; - u_int8_t lmc_rombuf[128]; - lmc_media_t *lmc_media; - lmc_ctl_t ictl; - LMC_XINFO lmc_xinfo; - - u_int8_t lmc_pci_busno; /* needed for multiport boards */ - u_int8_t lmc_pci_devno; /* needed for multiport boards */ - tulip_desc_t *lmc_rxdescs; - tulip_desc_t *lmc_txdescs; - - u_int32_t lmc_crcSize; - char lmc_timing; /* for HSSI and SSI */ - u_int16_t t1_alarm1_status; - u_int16_t t1_alarm2_status; - - int lmc_running; - char lmc_nodename[NG_NODELEN + 1]; - int lmc_datahooks; - node_p lmc_node; - hook_p lmc_hook; - hook_p lmc_debug_hook; - struct ifqueue lmc_xmitq_hipri; - struct ifqueue lmc_xmitq; - struct callout_handle lmc_handle; - char lmc_xmit_busy; - int lmc_out_dog; - u_long lmc_inbytes, lmc_outbytes; /* stats */ - u_long lmc_lastinbytes, lmc_lastoutbytes; /* a second ago */ - u_long lmc_inrate, lmc_outrate; /* highest rate seen */ - u_long lmc_inlast; /* last input N secs ago */ - u_long lmc_out_deficit; /* output since last input */ - u_long lmc_oerrors, lmc_ierrors; - u_long lmc_opackets, lmc_ipackets; -}; - - -#define LMC_DOG_HOLDOFF 6 /* dog holds off for 6 secs */ -#define LMC_QUITE_A_WHILE 300 /* 5 MINUTES */ -#define LMC_LOTS_OF_PACKETS 100 - -/* Node type name and type cookie */ -#define NG_LMC_NODE_TYPE "lmc" -#define NG_LMC_COOKIE 956095698 - -/* Netgraph hooks */ -#define NG_LMC_HOOK_DEBUG "debug" -#define NG_LMC_HOOK_CONTROL "control" -#define NG_LMC_HOOK_RAW "rawdata" - -/* Netgraph commands understood by this node type */ -enum { - NGM_LMC_SET_CTL = 1, - NGM_LMC_GET_CTL, -}; - -/* - * lmc_flags - */ -#define LMC_IFUP 0x00000001 -#define LMC_00000002 0x00000002 -#define LMC_00000004 0x00000004 -#define LMC_00000008 0x00000008 -#define LMC_00000010 0x00000010 -#define LMC_MODEMOK 0x00000020 -#define LMC_00000040 0x00000040 -#define LMC_00000080 0x00000080 -#define LMC_RXACT 0x00000100 -#define LMC_INRESET 0x00000200 -#define LMC_NEEDRESET 0x00000400 -#define LMC_00000800 0x00000800 -#define LMC_00001000 0x00001000 -#define LMC_00002000 0x00002000 -#define LMC_WANTTXSTART 0x00004000 -#define LMC_NEWTXTHRESH 0x00008000 -#define LMC_NOAUTOSENSE 0x00010000 -#define LMC_PRINTLINKUP 0x00020000 -#define LMC_LINKUP 0x00040000 -#define LMC_RXBUFSLOW 0x00080000 -#define LMC_NOMESSAGES 0x00100000 -#define LMC_SYSTEMERROR 0x00200000 -#define LMC_TIMEOUTPENDING 0x00400000 -#define LMC_00800000 0x00800000 -#define LMC_01000000 0x01000000 -#define LMC_02000000 0x02000000 -#define LMC_RXIGNORE 0x04000000 -#define LMC_08000000 0x08000000 -#define LMC_10000000 0x10000000 -#define LMC_20000000 0x20000000 -#define LMC_40000000 0x40000000 -#define LMC_80000000 0x80000000 - -/* - * lmc_features - */ -#define LMC_HAVE_GPR 0x00000001 /* have gp register (140[A]) */ -#define LMC_HAVE_RXBADOVRFLW 0x00000002 /* RX corrupts on overflow */ -#define LMC_HAVE_POWERMGMT 0x00000004 /* Snooze/sleep modes */ -#define LMC_HAVE_MII 0x00000008 /* Some medium on MII */ -#define LMC_HAVE_SIANWAY 0x00000010 /* SIA does NWAY */ -#define LMC_HAVE_DUALSENSE 0x00000020 /* SIA senses both AUI & TP */ -#define LMC_HAVE_SIAGP 0x00000040 /* SIA has a GP port */ -#define LMC_HAVE_BROKEN_HASH 0x00000080 /* Broken Multicast Hash */ -#define LMC_HAVE_ISVSROM 0x00000100 /* uses ISV SROM Format */ -#define LMC_HAVE_BASEROM 0x00000200 /* Board ROM can be cloned */ -#define LMC_HAVE_SLAVEDROM 0x00000400 /* Board ROM cloned */ -#define LMC_HAVE_SLAVEDINTR 0x00000800 /* Board slaved interrupt */ -#define LMC_HAVE_SHAREDINTR 0x00001000 /* Board shares interrupts */ -#define LMC_HAVE_OKROM 0x00002000 /* ROM was recognized */ -#define LMC_HAVE_NOMEDIA 0x00004000 /* did not detect any media */ -#define LMC_HAVE_STOREFWD 0x00008000 /* have CMD_STOREFWD */ -#define LMC_HAVE_SIA100 0x00010000 /* has LS100 in SIA status */ - -static const char * const lmc_system_errors[] = { - "parity error", - "master abort", - "target abort", - "reserved #3", - "reserved #4", - "reserved #5", - "reserved #6", - "reserved #7", -}; - -static const char * const lmc_status_bits[] = { - NULL, - "transmit process stopped", - NULL, - "transmit jabber timeout", - - NULL, - "transmit underflow", - NULL, - "receive underflow", - - "receive process stopped", - "receive watchdog timeout", - NULL, - NULL, - - "link failure", - NULL, - NULL, -}; - -/* - * This driver supports a maximum of 32 tulip boards. - * This should be enough for the forseeable future. - */ -#define LMC_MAX_DEVICES 32 - -typedef void ifnet_ret_t; -typedef int ioctl_cmd_t; -static lmc_softc_t *tulips[LMC_MAX_DEVICES]; -#define LMC_IFP_TO_SOFTC(ifp) ((lmc_softc_t *)((ifp)->if_softc)) -#define lmc_intrfunc_t void -#define LMC_VOID_INTRFUNC -#define IFF_NOTRAILERS 0 -#define CLBYTES PAGE_SIZE -#define LMC_EADDR_FMT "%6D" -#define LMC_EADDR_ARGS(addr) addr, ":" -#define LMC_UNIT_TO_SOFTC(unit) (tulips[unit]) -#define LMC_BURSTSIZE(unit) pci_max_burst_len -#define loudprintf if (bootverbose) printf - -#ifndef LMC_PRINTF_FMT -#define LMC_PRINTF_FMT "%s%d" -#endif -#ifndef LMC_PRINTF_ARGS -#define LMC_PRINTF_ARGS sc->lmc_name, sc->lmc_unit -#endif - -#ifndef LMC_BURSTSIZE -#define LMC_BURSTSIZE(unit) 3 -#endif - -#if !defined(lmc_intrfunc_t) -#define lmc_intrfunc_t int -#endif - -#if !defined(LMC_KVATOPHYS) -#define LMC_KVATOPHYS(sc, va) vtophys(va) -#endif - -#ifndef LMC_RAISESPL -#define LMC_RAISESPL() splimp() -#endif -#ifndef LMC_RAISESOFTSPL -#define LMC_RAISESOFTSPL() splnet() -#endif -#ifndef TULUP_RESTORESPL -#define LMC_RESTORESPL(s) splx(s) -#endif - -/* - * While I think FreeBSD's 2.2 change to the bpf is a nice simplification, - * it does add yet more conditional code to this driver. Sigh. - */ -#if !defined(LMC_BPF_MTAP) && NBPFILTER > 0 -#define LMC_BPF_MTAP(sc, m) bpf_mtap((sc)->lmc_bpf, m) -#define LMC_BPF_TAP(sc, p, l) bpf_tap((sc)->lmc_bpf, p, l) -#define LMC_BPF_ATTACH(sc) bpfattach(&(sc)->lmc_bpf, &(sc)->lmc_sppp.pp_if, DLT_PPP, PPP_HEADER_LEN) -#endif - -/* - * However, this change to FreeBSD I am much less enamored with. - */ -#if !defined(LMC_EADDR_FMT) -#define LMC_EADDR_FMT "%s" -#define LMC_EADDR_ARGS(addr) ether_sprintf(addr) -#endif - -#define LMC_CRC32_POLY 0xEDB88320UL /* CRC-32 Poly -- Little Endian */ -#define LMC_MAX_TXSEG 30 - -#define LMC_ADDREQUAL(a1, a2) \ - (((u_int16_t *)a1)[0] == ((u_int16_t *)a2)[0] \ - && ((u_int16_t *)a1)[1] == ((u_int16_t *)a2)[1] \ - && ((u_int16_t *)a1)[2] == ((u_int16_t *)a2)[2]) -#define LMC_ADDRBRDCST(a1) \ - (((u_int16_t *)a1)[0] == 0xFFFFU \ - && ((u_int16_t *)a1)[1] == 0xFFFFU \ - && ((u_int16_t *)a1)[2] == 0xFFFFU) - -typedef int lmc_spl_t; - -#endif /* !defined(_DEV_LMC_IF_LMCVAR_H) */ |
