diff options
Diffstat (limited to 'sys/dev/ic')
-rw-r--r-- | sys/dev/ic/rln.c | 1224 | ||||
-rw-r--r-- | sys/dev/ic/rln.h | 39 | ||||
-rw-r--r-- | sys/dev/ic/rlncmd.h | 247 | ||||
-rw-r--r-- | sys/dev/ic/rlnreg.h | 283 | ||||
-rw-r--r-- | sys/dev/ic/rlnsubr.c | 941 | ||||
-rw-r--r-- | sys/dev/ic/rlnvar.h | 146 |
6 files changed, 0 insertions, 2880 deletions
diff --git a/sys/dev/ic/rln.c b/sys/dev/ic/rln.c deleted file mode 100644 index 5f0820abff2..00000000000 --- a/sys/dev/ic/rln.c +++ /dev/null @@ -1,1224 +0,0 @@ -/* $OpenBSD: rln.c,v 1.18 2006/03/25 22:41:43 djm Exp $ */ -/* - * David Leonard <d@openbsd.org>, 1999. Public Domain. - * - * Driver for the Proxim RangeLAN2 wireless network adaptor. - * - * Information and ideas gleaned from disassembly of Dave Koberstein's - * <davek@komacke.com> Linux driver (apparently based on Proxim source), - * from Yoichi Shinoda's <shinoda@cs.washington.edu> BSDI driver, and - * Geoff Voelker's <voelker@cs.washington.edu> Linux port of the same. - * - */ - -#include "bpfilter.h" - -#include <sys/param.h> -#include <sys/systm.h> -#include <sys/mbuf.h> -#include <sys/socket.h> -#include <sys/ioctl.h> -#include <sys/syslog.h> -#include <sys/device.h> -#include <sys/kernel.h> - -#include <net/if.h> -#include <net/if_media.h> - -#ifdef INET -#include <netinet/in.h> -#include <netinet/if_ether.h> -#endif - -#if NBPFILTER > 0 -#include <net/bpf.h> -#endif - -#include <machine/bus.h> -#include <machine/intr.h> - -#include <dev/ic/rln.h> -#include <dev/ic/rlnvar.h> -#include <dev/ic/rlnreg.h> -#include <dev/ic/rlncmd.h> - -/* Autoconfig definition of driver back-end. */ -struct cfdriver rln_cd = { - NULL, "rln", DV_IFNET -}; - -void rlninit(struct rln_softc *); -void rlnstart(struct ifnet*); -void rlnwatchdog(struct ifnet*); -int rlnioctl(struct ifnet *, u_long, caddr_t); -void rlnstop(struct rln_softc *); - -/* Interrupt handler. */ -void rlnsoftintr(void *); - -/* Packet I/O. */ -int rln_transmit(struct rln_softc *, struct mbuf *, - int, int); -struct mbuf * rlnget(struct rln_softc *, struct rln_mm_cmd *, - int); - -/* Card protocol-level functions. */ -int rln_getenaddr(struct rln_softc *, u_int8_t *); -int rln_getpromvers(struct rln_softc *, char *, int); -int rln_sendinit(struct rln_softc *); -#if notyet -int rln_roamconfig(struct rln_softc *); -int rln_roam(struct rln_softc *); -int rln_multicast(struct rln_softc *, int); -int rln_searchsync(struct rln_softc *); -int rln_iosetparam(struct rln_softc *, struct rln_param *); -int rln_lockprom(struct rln_softc *); -int rln_ito(struct rln_softc *); -int rln_standby(struct rln_softc *); -#endif - -/* Back-end attach and configure. Assumes card has been reset. */ -void -rlnconfig(sc) - struct rln_softc * sc; -{ - struct ifnet * ifp = &sc->sc_arpcom.ac_if; - char promvers[7]; - int i; - - dprintf(" [attach %p]", sc); - - /* Use the flags supplied from config. */ - sc->sc_cardtype |= sc->sc_dev.dv_cfdata->cf_flags; - - /* Initialise values in the soft state. */ - sc->sc_pktseq = 0; /* rln_newseq() */ - sc->sc_txseq = 0; - sc->sc_state = 0; - - /* Initialise user-configurable params. */ - sc->sc_param.rp_roam_config = RLN_ROAM_NORMAL; - sc->sc_param.rp_security = RLN_SECURITY_DEFAULT; - sc->sc_param.rp_station_type = RLN_STATIONTYPE_ALTMASTER; - sc->sc_param.rp_domain = 0; - sc->sc_param.rp_channel = 1; - sc->sc_param.rp_subchannel = 1; - - bzero(sc->sc_param.rp_master, sizeof sc->sc_param.rp_master); - - /* Initialise the message mailboxes. */ - for (i = 0; i < RLN_NMBOX; i++) - sc->sc_mbox[i].mb_state = RLNMBOX_VOID; - - /* Probe for some properties. */ - printf(", %s-piece", - (sc->sc_cardtype & RLN_CTYPE_ONE_PIECE) ? "one" : "two"); - if (sc->sc_cardtype & RLN_CTYPE_OEM) - printf(" oem"); - if (sc->sc_cardtype & RLN_CTYPE_UISA) - printf(" micro-isa"); - - /* Read the card's PROM revision. */ - if (rln_getpromvers(sc, promvers, sizeof promvers)) { - printf(": could not read PROM version\n"); - return; - } - printf(", fw %.7s", promvers); - - /* Fetch the card's MAC address. */ - if (rln_getenaddr(sc, sc->sc_arpcom.ac_enaddr)) { - printf(": could not read MAC address\n"); - return; - } - printf(", addr %s", ether_sprintf(sc->sc_arpcom.ac_enaddr)); - - timeout_set(&sc->sc_timeout, rlnsoftintr, sc); - - /* Attach as a network interface. */ - bcopy(sc->sc_dev.dv_xname, ifp->if_xname, IFNAMSIZ); - ifp->if_softc = sc; - ifp->if_start = rlnstart; - ifp->if_ioctl = rlnioctl; - ifp->if_watchdog = rlnwatchdog; - ifp->if_flags = IFF_BROADCAST | IFF_SIMPLEX | IFF_NOTRAILERS; - IFQ_SET_READY(&ifp->if_snd); - if_attach(ifp); - ether_ifattach(ifp); -} - -/* Bring device up. */ -void -rlninit(sc) - struct rln_softc * sc; -{ - /* LLDInit() */ - struct ifnet * ifp = &sc->sc_arpcom.ac_if; - int s; - - s = splnet(); - dprintf(" [init]"); - - sc->sc_intsel = 0; - sc->sc_status = 0; - sc->sc_control = 0; - ifp->if_flags &= ~IFF_RUNNING; - ifp->if_flags &= ~IFF_OACTIVE; - - /* Do a hard reset. */ - if (rln_reset(sc)) { - printf("%s: could not reset card\n", sc->sc_dev.dv_xname); - goto fail; - } - sc->sc_state = 0; /* Also clears RLN_STATE_NEEDINIT. */ - - /* Use this host's name as a master name. */ - if (!cold && sc->sc_param.rp_master[0] == '\0') { - bcopy(hostname, sc->sc_param.rp_master, - min(hostnamelen, sizeof sc->sc_param.rp_master)); - } - - rln_enable(sc, 1); - - /* Initialise operational params. */ - if (rln_sendinit(sc)) { - printf("%s: could not set card parameters\n", - sc->sc_dev.dv_xname); - goto fail; - } -#if 0 - rln_roamconfig(sc); - /* rln_lockprom(sc); */ - /* SendSetITO() */ - rln_multicast(sc, 1); - rln_roam(sc); - - /* Synchronise with something. */ - rln_searchsync(sc); -#endif - ifp->if_flags |= IFF_RUNNING; - rlnstart(ifp); - splx(s); - - return; - - fail: - ifp->if_flags &= ~IFF_UP; - splx(s); - return; -} - -/* Start outputting on interface. This is always called at splnet(). */ -void -rlnstart(ifp) - struct ifnet * ifp; -{ - struct rln_softc * sc = (struct rln_softc *)ifp->if_softc; - struct mbuf * m0; - int len, pad, ret, s; - - dprintf(" start["); - - if (sc->sc_state & RLN_STATE_NEEDINIT) - rlninit(sc); - - /* Don't transmit if interface is busy or not running. */ - if ((ifp->if_flags & (IFF_RUNNING | IFF_OACTIVE)) != IFF_RUNNING) { - dprintf(" %s] ", (ifp->if_flags & IFF_OACTIVE) ? - "busy" : "stopped"); - return; - } - - /* Don't transmit if we are not synchronised. */ - if ((sc->sc_state & RLN_STATE_SYNC) == 0) { - dprintf(" nosync]"); - return; - } - - rln_enable(sc, 1); - - startagain: - s = splnet(); - IFQ_DEQUEUE(&ifp->if_snd, m0); - splx(s); - - if (m0 == NULL) { - dprintf(" empty]"); - return; - } - -#if NBPFILTER > 0 - /* Tap packet stream here for BPF listeners. */ - if (ifp->if_bpf) - bpf_mtap(ifp->if_bpf, m0, BPF_DIRECTION_OUT); -#endif - - /* We need to use m->m_pkthdr.len, so require the header. */ - if ((m0->m_flags & M_PKTHDR) == 0) { - printf("%s: no mbuf header\n", sc->sc_dev.dv_xname); - goto oerror; - } - - len = m0->m_pkthdr.len; - -#define PACKETMIN (sizeof (struct ether_header) + ETHERMIN) -#define PACKETMAX (sizeof (struct ether_header) + ETHERMTU + 4) - - /* Packet size has to be an even number between 60 and 1518 octets. */ - pad = len & 1; - if (len + pad < PACKETMIN) - pad = PACKETMIN - len; - - if (len + pad > PACKETMAX) { - printf("%s: packet too big (%d > %d)\n", - sc->sc_dev.dv_xname, len + pad, - PACKETMAX); - ++ifp->if_oerrors; - m_freem(m0); - goto startagain; - } - - ret = rln_transmit(sc, m0, len, pad); - if (ret) - goto oerror; - - ifp->if_flags |= IFF_OACTIVE; - m_freem(m0); - - dprintf(" sent]"); - return; - -oerror: - ++ifp->if_oerrors; - m_freem(m0); - rln_need_reset(sc); - return; -} - -/* Transmit one packet. */ -int -rln_transmit(sc, m0, len, pad) - struct rln_softc * sc; - struct mbuf * m0; - int len; - int pad; -{ - struct mbuf * m; - int zfirst; - int actlen; - int tlen = len + pad; - struct rln_msg_tx_state state; - static u_int8_t zeroes[60]; - struct rln_mm_sendpacket cmd = { RLN_MM_SENDPACKET }; - - /* Does the packet start with a zero bit? */ - zfirst = ((*mtod(m0, u_int8_t *) & 1) == 0); - - cmd.mode = - RLN_MM_SENDPACKET_MODE_BIT7 | - (zfirst ? RLN_MM_SENDPACKET_MODE_ZFIRST : 0) | - (0 ? RLN_MM_SENDPACKET_MODE_QFSK : 0), /* sc->qfsk? */ - cmd.power = 0x70; /* 0x70 or 0xf0 */ - cmd.length_lo = htons(4 + tlen) & 0xff; - cmd.length_hi = (htons(4 + tlen) >> 8) & 0xff; - cmd.xxx1 = 0; - cmd.xxx2 = 0; - cmd.xxx3 = 0; - - /* A unique packet-level sequence number, independent of sc_seq. */ - cmd.sequence = sc->sc_txseq; - sc->sc_txseq++; - if (sc->sc_txseq > RLN_MAXSEQ) - sc->sc_txseq = 0; - - dprintf(" T[%d+%d", len, pad); - - if (rln_msg_tx_start(sc, &cmd, sizeof cmd + tlen, &state)) - goto error; - - cmd.mm_cmd.cmd_seq = rln_newseq(sc); - - /* Send the SENDPACKET command header */ -#ifdef RLNDUMP - printf("%s: send %c%d seq %d data ", sc->sc_dev.dv_xname, - cmd.mm_cmd.cmd_letter, cmd.mm_cmd.cmd_fn, cmd.mm_cmd.cmd_seq); - RLNDUMPHEX(&cmd, sizeof cmd); - printf(":"); -#endif - rln_msg_tx_data(sc, &cmd, sizeof cmd, &state); - - /* XXX do we need to insert a hardware header here??? */ - - /* Follow the header immediately with the packet payload */ - actlen = 0; - for (m = m0; m; m = m->m_next) { - if (m->m_len) { -#ifdef RLNDUMP - RLNDUMPHEX(mtod(m, void *), m->m_len); -#endif - rln_msg_tx_data(sc, mtod(m, void *), m->m_len, &state); - } - if (m->m_next) - printf("|"); - actlen += m->m_len; - } -#ifdef DIAGNOSTIC - if (actlen != len) - panic("rln_transmit: len %d != %d", actlen, len); - if (pad > sizeof zeroes) - panic("rln_transmit: pad %d > %d", pad, sizeof zeroes); -#endif - if (pad) { -#ifdef RLNDUMP - printf(":"); - RLNDUMPHEX(zeroes, pad); -#endif - rln_msg_tx_data(sc, zeroes, pad, &state); - } - -#ifdef RLNDUMP - printf("\n"); -#endif - if (rln_msg_tx_end(sc, &state)) - goto error; - return (0); - - error: - dprintf(" error]"); - return (-1); -} - -/* (Supposedly) called when interrupts are suspiciously absent. */ -void -rlnwatchdog(ifp) - struct ifnet * ifp; -{ - struct rln_softc * sc = (struct rln_softc *)ifp->if_softc; - - log(LOG_ERR, "%s: device timeout\n", sc->sc_dev.dv_xname); - ++sc->sc_arpcom.ac_if.if_oerrors; - rlninit(sc); - rln_enable(sc, 1); -} - -/* Handle single card interrupt. */ -int -rlnintr(arg) - void * arg; -{ - struct rln_softc * sc = (struct rln_softc *)arg; - - dprintf("!"); - - /* Tell card not to interrupt any more. */ - rln_enable(sc, 0); - - if (cold) - /* During autoconfig - must handle interrupts now. */ - rlnsoftintr(sc); - else - /* Handle later. */ - timeout_add(&sc->sc_timeout, 1); - - return (1); -} - -/* Process earlier card interrupt at splsoftnet. */ -void -rlnsoftintr(arg) - void * arg; -{ - struct rln_softc *sc = (struct rln_softc *)arg; - struct ifnet *ifp = &sc->sc_arpcom.ac_if; - int len; - u_int8_t w; - struct rln_mm_cmd hdr; - int s; - - s = splsoftnet(); - dprintf(" si("); - - again: - /* Save wakeup state. */ - w = rln_wakeup(sc, RLN_WAKEUP_SET); - - if ((len = rln_rx_request(sc, 300)) < 0) { - /* Error in transfer. */ - rln_need_reset(sc); - rln_rx_end(sc); - } else if (len < sizeof hdr) { - /* Short message. */ - rln_rx_end(sc); - printf("%s: short msg (%d)\n", sc->sc_dev.dv_xname, len); - ifp->if_ierrors++; - } else { - /* Valid message: read header and process. */ - rln_rx_data(sc, &hdr, sizeof hdr); - rlnread(sc, &hdr, len); - } - - /* Ensure that wakeup state is unchanged if transmitting. */ - if (ifp->if_flags & IFF_OACTIVE) - w |= RLN_WAKEUP_NOCHANGE; - rln_wakeup(sc, w); - - /* Check for more interrupts. */ - if ((sc->sc_state & RLN_STATE_NEEDINIT) == 0 && - rln_status_rx_ready(sc)) { - if (rln_status_rx_read(sc) == RLN_STATUS_RX_ERROR) { -#ifdef DIAGNOSTIC - printf("%s: protocol error\n", sc->sc_dev.dv_xname); -#endif - DELAY(100 * 1000); /* Woah, baby. */ - rln_clear_nak(sc); - } else { -#ifdef DIAGNOSTIC - printf("%s: intr piggyback\n", sc->sc_dev.dv_xname); -#endif - goto again; - } - } - - rln_eoi(sc); - rln_enable(sc, 1); - - dprintf(")"); - splx(s); -} - -/* Read and process a message from the card. */ -void -rlnread(sc, hdr, len) - struct rln_softc *sc; - struct rln_mm_cmd *hdr; - int len; -{ - struct ifnet *ifp = &sc->sc_arpcom.ac_if; - struct mbuf *m; - u_int8_t data[1538]; - u_int8_t *buf; - size_t buflen; - struct rln_pdata pd = RLN_PDATA_INIT; - struct rln_mm_synchronised * syncp = (struct rln_mm_synchronised *)data; - int s; - - dprintf(" [read]"); - - /* Were we waiting for this message? */ - if (rln_mbox_lock(sc, hdr->cmd_seq, (void **)&buf, &buflen) == 0) { -#ifdef DIAGNOSTIC - if (buflen < sizeof *hdr) - panic("rlnread buflen"); -#endif - bcopy(hdr, buf, sizeof *hdr); - buf += sizeof *hdr; - len -= sizeof *hdr; - buflen -= sizeof *hdr; - if (len) { - if (len == buflen) /* Expected size */ - rln_rx_pdata(sc, buf, len, &pd); - else if (len < buflen) { /* Underfill */ -#ifdef DIAGNOSTIC - printf("%s: underfill %d<%d, cmd %c%d\n", - sc->sc_dev.dv_xname, - len, buflen, - hdr->cmd_letter, hdr->cmd_fn); -#endif - rln_rx_pdata(sc, buf, len, &pd); - } else { /* Overflow */ -#ifdef DIAGNOSTIC - printf("%s: overflow %d>%d, cmd %c%d\n", - sc->sc_dev.dv_xname, - len, buflen, - hdr->cmd_letter, hdr->cmd_fn); -#endif - rln_rx_pdata(sc, buf, buflen, &pd); - /* Drain the rest somewhere. */ - rln_rx_pdata(sc, data, len - buflen, &pd); - } - } - rln_rx_end(sc); - - /* This message can now be handled by the waiter. */ - rln_mbox_unlock(sc, hdr->cmd_seq, len + sizeof *hdr); - return; - } - - /* Otherwise, handle the message, right here, right now. */ - - /* Check if we can cope with the size of this message. */ - if (len > sizeof data) { - printf("%s: msg too big (%d)\n", sc->sc_dev.dv_xname, len); - ifp->if_ierrors++; - rln_rx_end(sc); - /* rln_need_reset(sc); */ - return; - } - - /* Check for error results. */ - if (hdr->cmd_error & 0x80) { - printf("%s: command error 0x%02x command %c%d len=%d\n", - sc->sc_dev.dv_xname, - hdr->cmd_error & ~0x80, - hdr->cmd_letter, hdr->cmd_fn, - len); - ifp->if_ierrors++; - rln_rx_end(sc); - rln_need_reset(sc); - return; - } - - /* - * "b1": Receiving a packet is a special case. - * We wish to read the data with pio straight into an - * mbuf to avoid a memory-memory copy. - */ - if (hdr->cmd_letter == 'b' && hdr->cmd_fn == 1) { - m = rlnget(sc, hdr, len); - rln_rx_end(sc); - if (m == NULL) - return; - ifp->if_ipackets++; -#ifdef DIAGNOSTIC - if (bcmp(mtod(m, u_int8_t *), "prox", 4) == 0) { - printf("%s: proxim special packet received\n", - sc->sc_dev.dv_xname); - } -#endif - -#if NBPFILTER > 0 - if (ifp->if_bpf) - bpf_mtap(ifp->if_bpf, m, BPF_DIRECTION_IN); -#endif - - ether_input_mbuf(ifp, m); - return; - } - - - /* Otherwise we read the packet into a buffer on the stack. */ - bcopy(hdr, data, sizeof *hdr); - if (len > sizeof *hdr) - rln_rx_pdata(sc, data + sizeof *hdr, len - sizeof *hdr, &pd); - rln_rx_end(sc); - -#ifdef RLNDUMP - printf("%s: recv %c%d seq %d data ", sc->sc_dev.dv_xname, - hdr->cmd_letter, hdr->cmd_fn, hdr->cmd_seq); - RLNDUMPHEX(hdr, sizeof hdr); - printf(":"); - RLNDUMPHEX(data + sizeof hdr, len - sizeof hdr); - printf("\n"); -#endif - - switch (RLN_MM_CMD(hdr->cmd_letter, hdr->cmd_fn)) { - case RLN_MM_CMD('b', 0): /* b0: Transmit done. */ -#ifdef DIAGNOSTIC - if (len != 7) - printf("%s: 'b0' len %d != 7\n", - sc->sc_dev.dv_xname, len); -#endif - ifp->if_flags &= ~IFF_OACTIVE; - ifp->if_opackets++; - s = splnet(); - rlnstart(ifp); - splx(s); - break; - - case RLN_MM_CMD('a', 20): /* a20: Card fault. */ - printf("%s: hardware fault\n", sc->sc_dev.dv_xname); - break; - - case RLN_MM_CMD('a', 4): /* a4: Sync'd. */ - if (bcmp(syncp->enaddr, sc->sc_arpcom.ac_enaddr, - ETHER_ADDR_LEN) == 0) { - /* Sync'd to own enaddr. */ - /* - * From http://www.proxim.com/support/faq/7400.shtml - * 3. RLNSETUP reports that I'm synchronized to my own MAC address. What - * does that mean? - * You are the acting Master for this network. Either you are - * configured as the Master or as an Alternate Master. If you are an - * Alternate Master, you may be out of range or on a different Domain - * and Security ID from the true Master. - */ - - printf("%s: nothing to sync to; now master ", - sc->sc_dev.dv_xname); - } - else - printf("%s: synchronised to ", sc->sc_dev.dv_xname); - printf("%.11s (%s) channel %d/%d\n", - syncp->mastername, - ether_sprintf(syncp->enaddr), - syncp->channel, - syncp->subchannel); - - /* Record the new circumstances. */ - sc->sc_param.rp_channel = syncp->channel; - sc->sc_param.rp_subchannel = syncp->subchannel; - sc->sc_state |= RLN_STATE_SYNC; - - /* Resume sending. */ - s = splnet(); - rlnstart(ifp); - splx(s); - break; - - case RLN_MM_CMD('a', 5): /* a4: Lost sync. */ - printf("%s: lost sync\n", sc->sc_dev.dv_xname); - sc->sc_state &= ~RLN_STATE_SYNC; - break; - - case RLN_MM_CMD('a', 18): /* a18: Roaming. */ - printf("%s: roaming\n", sc->sc_dev.dv_xname); - break; - default: -#ifdef DIAGNOSTIC - printf("%s: msg `%c%d' seq %d data {", - sc->sc_dev.dv_xname, - hdr->cmd_letter, hdr->cmd_fn, hdr->cmd_seq); - RLNDUMPHEX(hdr, sizeof hdr); - printf(":"); - RLNDUMPHEX(data, len); - printf("}\n"); -#endif - break; - } - -} - -/* Extract a received network packet from the card. */ -struct mbuf * -rlnget(sc, hdr, totlen) - struct rln_softc *sc; - struct rln_mm_cmd *hdr; - int totlen; -{ - struct ifnet *ifp = &sc->sc_arpcom.ac_if; - int len; - int pad; - struct mbuf *m, **mp, *top; - struct rln_pdata pd = RLN_PDATA_INIT; - struct { - u_int8_t rssi; - u_int8_t xxx1; /* always 00? */ - u_int16_t len; /* payload length */ - u_int8_t xxx2; /* always 00? */ - u_int8_t xxx3; /* always c0? */ - u_int8_t seq; - u_int8_t xxx4; - struct ether_addr to; /* destination station addr */ - struct ether_addr from; /* sending station addr */ - } hwhdr; - - dprintf(" [get]"); - -#ifdef RLNDUMP - /* Decode the command header: */ - printf("%s: recv %c%d seq %d data ", sc->sc_dev.dv_xname, - hdr->cmd_letter, hdr->cmd_fn, hdr->cmd_seq); - RLNDUMPHEX(hdr, sizeof hdr); - printf(":"); -#endif - totlen -= sizeof *hdr; - -#ifdef DIAGNOSTIC - if (totlen <= 0) { - printf("%s: empty packet", sc->sc_dev.dv_xname); - goto drop; - } -#endif - - /* Decode the hardware header: */ - rln_rx_pdata(sc, &hwhdr, sizeof hwhdr, &pd); - totlen -= sizeof hwhdr; -#ifdef RLNDUMP - RLNDUMPHEX(&hwhdr, sizeof hwhdr); - printf("/"); -#endif - /* (Most of the following code fleeced from elink3.c.) */ - - MGETHDR(m, M_DONTWAIT, MT_DATA); - if (m == NULL) - goto drop; - m->m_pkthdr.rcvif = ifp; - m->m_pkthdr.len = totlen; - /* - * Insert some leading padding in the mbuf, so that payload data is - * aligned. - */ - pad = ALIGN(sizeof(struct ether_header)) - sizeof(struct ether_header); - m->m_data += pad; - len = MHLEN - pad; - top = 0; - mp = ⊤ - - while (totlen > 0) { - if (top) { - MGET(m, M_DONTWAIT, MT_DATA); - if (m == NULL) { - m_freem(top); - goto drop; - } - len = MLEN; - } - if (totlen >= MINCLSIZE) { - MCLGET(m, M_DONTWAIT); - if (m->m_flags & M_EXT) { - len = MCLBYTES; - if (!top) { - m->m_data += pad; - len -= pad; - } - } - } - len = min(totlen, len); - rln_rx_pdata(sc, mtod(m, u_int8_t *), len, &pd); -#ifdef RLNDUMP - RLNDUMPHEX(mtod(m, u_int8_t *), len); - if (totlen != len) - printf("|"); -#endif - m->m_len = len; - totlen -= len; - *mp = m; - mp = &m->m_next; - } -#ifdef RLNDUMP - printf("\n"); -#endif - return top; - -drop: -#ifdef RLNDUMP - printf(": drop\n"); -#endif - ifp->if_iqdrops++; - return NULL; -} - -/* Interface control. */ -int -rlnioctl(ifp, cmd, data) - struct ifnet *ifp; - u_long cmd; - caddr_t data; -{ - struct rln_softc *sc = ifp->if_softc; - struct ifaddr *ifa = (struct ifaddr *)data; - int s, error; - int need_init; - - printf("%s: ioctl cmd[%c/%d] data=%x\n", sc->sc_dev.dv_xname, - IOCGROUP(cmd), IOCBASECMD(cmd), data); - - s = splnet(); - if ((error = ether_ioctl(ifp, &sc->sc_arpcom, cmd, data)) != 0) { - splx(s); - return error; - } - - switch (cmd) { - case SIOCSIFADDR: - /* Set address. */ - ifp->if_flags |= IFF_UP; - - switch (ifa->ifa_addr->sa_family) { -#ifdef INET - case AF_INET: - rlninit(sc); - arp_ifinit(&sc->sc_arpcom, ifa); - break; -#endif - default: - rlninit(sc); - break; - } - break; - - case SIOCSIFFLAGS: - need_init = 0; - - if ((ifp->if_flags & IFF_UP) == 0 && - (ifp->if_flags & IFF_RUNNING) != 0) { - /* Was running, want down: stop. */ - rlnstop(sc); - } else if ((ifp->if_flags & IFF_UP) != 0 && - (ifp->if_flags & IFF_RUNNING) == 0) { - /* Was not running, want up: start. */ - need_init = 1; - } - - if (ifp->if_flags & IFF_RUNNING) { - if ((ifp->if_flags & IFF_PROMISC) && - (sc->sc_state & RLN_STATE_PROMISC) == 0) { - sc->sc_state |= RLN_STATE_PROMISC; - need_init = 1; - } - else if ((ifp->if_flags & IFF_PROMISC) == 0 && - (sc->sc_state & RLN_STATE_PROMISC)) { - sc->sc_state &= ~RLN_STATE_PROMISC; - need_init = 1; - } - } - - if (need_init) - rlninit(sc); - - break; - - case SIOCADDMULTI: - case SIOCDELMULTI: - error = EOPNOTSUPP; - break; - -#if notyet - case RLNIOSPARAM: - error = rln_iosetparam(sc, (struct rln_param *)&data); - break; - - case RLNIOGPARAM: - bcopy(&sc->sc_param, (struct rln_param *)&data, - sizeof sc->sc_param); - break; -#endif - - default: - error = EINVAL; - break; - } - - splx(s); - return (error); -} - -/* Stop output from the card. */ -void -rlnstop(sc) - struct rln_softc *sc; -{ - struct ifnet *ifp = &sc->sc_arpcom.ac_if; - - dprintf(" [stop]"); - ifp->if_flags &= ~IFF_RUNNING; - rln_enable(sc, 0); -} - -/* Get MAC address from card. */ -int -rln_getenaddr(sc, enaddr) - struct rln_softc *sc; - u_int8_t * enaddr; -{ - struct rln_mm_cmd query = RLN_MM_GETENADDR; - struct rln_mm_gotenaddr response = { RLN_MM_GETENADDR }; - - if (rln_msg_txrx(sc, &query, sizeof query, - &response, sizeof response)) - return (-1); - bcopy(response.enaddr, enaddr, sizeof response.enaddr); - return (0); -}; - -/* Get firmware version string from card. */ -int -rln_getpromvers(sc, ver, verlen) - struct rln_softc *sc; - char *ver; - int verlen; -{ - struct rln_mm_cmd query = RLN_MM_GETPROMVERSION; - struct rln_mm_gotpromversion response = { RLN_MM_GOTPROMVERSION }; - int i; - -#ifdef DIAGNOSTIC - if (verlen != sizeof response.version) - panic("rln_getpromvers"); -#endif - - if (rln_msg_txrx(sc, &query, sizeof query, - &response, sizeof response)) - return (-1); - bcopy(response.version, ver, verlen); - /* Nul trailing spaces. */ - for (i = verlen - 1; i >= 0 && ver[i] <= ' '; i--) - ver[i] = '\0'; - return (0); -}; - -/* Set default operational parameters on card. */ -int -rln_sendinit(sc) - struct rln_softc *sc; -{ - struct rln_mm_init init = { RLN_MM_INIT }; - struct rln_mm_initted iresponse; -#if 0 - struct rln_mm_setmagic magic = { RLN_MM_SETMAGIC }; - struct rln_mm_disablehopping hop = { RLN_MM_DISABLEHOPPING }; - struct rln_mm_cmd response; -#endif - - bzero((char *)&init + sizeof init.mm_cmd, - sizeof init - sizeof init.mm_cmd); - - dprintf(" [setting parameters]"); - init.opmode = (sc->sc_state & RLN_STATE_PROMISC ? - RLN_MM_INIT_OPMODE_PROMISC : RLN_MM_INIT_OPMODE_NORMAL); - init.stationtype = sc->sc_param.rp_station_type; - - /* Spread-spectrum frequency hopping. */ - init.hop_period = 1; - init.bfreq = 2; - init.sfreq = 7; - - /* Choose channel. */ - init.channel = sc->sc_param.rp_channel; - init.subchannel = sc->sc_param.rp_subchannel; - init.domain = sc->sc_param.rp_domain; - - /* Name of this station when acting as master. */ - bcopy(sc->sc_param.rp_master, init.mastername, sizeof init.mastername); - - /* Security params. */ - init.sec1 = (sc->sc_param.rp_security & 0x0000ff) >> 0; - init.sec2 = (sc->sc_param.rp_security & 0x00ff00) >> 8; - init.sec3 = (sc->sc_param.rp_security & 0xff0000) >> 16; - - init.sync_to = 1; - bzero(init.syncname, sizeof init.syncname); - - if (rln_msg_txrx(sc, &init, sizeof init, - &iresponse, sizeof iresponse)) - return (-1); -#if 0 - dprintf(" [setting magic]"); - magic.fairness_slot = 3; /* lite: 1, norm: 3, off: -1 */ - magic.deferral_slot = 3; /* lite: 0, norm: 3, off: -1 */ - magic.regular_mac_retry = 7; - magic.frag_mac_retry = 10; - magic.regular_mac_qfsk = 2; - magic.frag_mac_qfsk = 5; - magic.xxx1 = 0xff; - magic.xxx2 = 0xff; - magic.xxx3 = 0xff; - magic.xxx4 = 0x00; - if (rln_msg_txrx(sc, &magic, sizeof magic, - &response, sizeof response)) - return (-1); - - dprintf(" [disabling freq hopping]"); - hop.hopflag = RLN_MM_DISABLEHOPPING_HOPFLAG_DISABLE; - if (rln_msg_txrx(sc, &hop, sizeof hop, - &response, sizeof response)) - return (-1); - -#endif - return (0); -} - -#if notyet -/* Configure the way the card leaves a basestation. */ -int -rln_roamconfig(sc) - struct rln_softc *sc; -{ - struct rln_mm_setroaming roam = { RLN_MM_SETROAMING }; - struct rln_mm_cmd response; - static int retry[3] = { 6, 6, 4 }; - static int rssi[3] = { 5, 15, 5 }; - - dprintf(" [roamconfig]"); -#ifdef DIAGNOSTIC - if (sc->sc_param.rp_roam_config > 2) - panic("roamconfig"); -#endif - roam.sync_alarm = 0; - roam.retry_thresh = retry[sc->sc_param.rp_roam_config]; - roam.rssi_threshold = rssi[sc->sc_param.rp_roam_config]; - roam.xxx1 = 0x5a; - roam.sync_rssi_threshold = 0; - roam.xxx2 = 0x5a; - roam.missed_sync = 0x4; - if (rln_msg_txrx(sc, &roam, sizeof roam, - &response, sizeof response)) - return (-1); - - return (0); -} - -/* Enable roaming. */ -int -rln_roam(sc) - struct rln_softc *sc; -{ - struct rln_mm_cmd roam = RLN_MM_ROAM; - struct rln_mm_cmd response; - - return (rln_msg_txrx(sc, &roam, sizeof roam, - &response, sizeof response)); -} - -/* Enable multicast capability. */ -int -rln_multicast(sc, enable) - struct rln_softc *sc; - int enable; -{ - struct ifnet *ifp = &sc->sc_arpcom.ac_if; - struct rln_mm_multicast mcast = { RLN_MM_MULTICAST }; - struct rln_mm_cmd response; - int ret; - - mcast.enable = enable; - - ret = rln_msg_txrx(sc, &mcast, sizeof mcast, - &response, sizeof response); - if (ret == 0) { - if (enable) - ifp->if_flags |= IFF_MULTICAST; - else - ifp->if_flags &= ~IFF_MULTICAST; - } - return (ret); -} - -/* Search for and sync with any master. */ -int -rln_searchsync(sc) - struct rln_softc *sc; -{ - struct rln_mm_search search = { RLN_MM_SEARCH }; - struct rln_mm_searching response; - - bzero(search.xxx1, sizeof search.xxx1); - search.domain = sc->sc_param.rp_domain; - search.roaming = 1; - search.xxx3 = 0; - search.xxx4 = 1; - search.xxx5 = 0; - bzero(search.xxx6, sizeof search.xxx6); - - return (rln_msg_txrx(sc, &search, sizeof search, - &response, sizeof response)); -} - -/* Set values from an external parameter block. */ -int -rln_iosetparam(sc, param) - struct rln_softc *sc; - struct rln_param *param; -{ - int error = 0; - - if (param->rp_roam_config > 2) - error = EINVAL; - if (param->rp_security > 0x00ffffff) - error = EINVAL; - if (param->rp_station_type > 2) - error = EINVAL; - if (param->rp_channel > 15) - error = EINVAL; - if (param->rp_subchannel > 15) - error = EINVAL; - if (error == 0) { - /* Apply immediately. */ - bcopy(param, &sc->sc_param, sizeof *param); - if (rln_sendinit(sc)) - error = EIO; - } - return (error); -} - -/* Protect the eeprom from storing a security ID(?) */ -int -rln_lockprom(sc) - struct rln_softc *sc; -{ - struct rln_mm_cmd lock = RLN_MM_EEPROM_PROTECT; - struct rln_mm_cmd response; - - /* XXX Always yields an error? */ - return (rln_msg_txrx(sc, &lock, sizeof lock, - &response, sizeof response)); -} - -/* Set the h/w Inactivity Time Out timer on the card. */ -int -rln_ito(sc) - struct rln_softc * sc; -{ - struct rln_mm_setito ito = { RLN_MM_MULTICAST }; - struct rln_mm_cmd response; - - ito.xxx = 3; - ito.timeout = LLDInactivityTimeOut /* enabler, 0 or 1 */; - ito.bd_wakeup = LLDBDWakeup /* 0 */; - ito.pm_sync = LLDPMSync /* 0 */; - ito.sniff_time = ito.timeout ? LLDSniffTime /* 0 */ : 0; - - if (rln_msg_txrx(sc, &ito, sizeof ito, - &response, sizeof response)) - return (-1); -} - -/* Put the card into standby mode. */ -int -rln_standby(sc) - struct rln_softc * sc; -{ - struct rln_mm_standby standby = { RLN_MM_STANDBY }; - - standby.xxx = 0; - if (rln_msg_txrx(sc, &ito, sizeof ito, NULL, 0)) - return (-1); -} - -void -rln_crypt(userkey, cardkey) - char *userkey; /* User's string (max 20 chars). */ - u_int8_t *cardkey; /* 20 bits (3 bytes) */ -{ - /* - * From <http://www.proxim.com/learn/whiteppr/rl2security.shtml> - * "RangeLAN2 Security Features": - * - * The Security ID is a unique, 20 character alphanumeric - * string defined and configured by the user. It must be - * identically configured in every radio intended to - * communicate with others in the same network. Once - * configured, the Security ID is reduced to 20 bits by a - * proprietary algorithm confidential to Proxim. It is - * merged with the radio MAC address (a 12 character field - * unique to every radio), scrambled and stored using another - * proprietary, confidential algorithm. - */ - int32_t key; - int8_t ret; - int i; - int len; - int32_t multiplicand = 0x80000181; - int64_t res; - - /* - * This algorithm is `compatible' with Proxim's first - * `proprietary confidential algorithm': i.e., it appears - * to be functionally identical. - */ - len = strlen(s); - key = 0x030201; - for (i = 0; i < len; i++) { - - key *= userkey[i]; - res = (int64_t)multiplicand * key; - key = key - 0xfffffd * - (((key + (int32_t)(res >> 32)) >> 23) - (key >> 31)); - } - - cardkey[0] = (key >> 16) & 0xff; - cardkey[1] = (key >> 8) & 0xff; - cardkey[2] = key & 0xff; - - cardkey[0] |= 0x03; /* Restrict key space by 2 bits. */ -} -#endif diff --git a/sys/dev/ic/rln.h b/sys/dev/ic/rln.h deleted file mode 100644 index fa4b7b2e799..00000000000 --- a/sys/dev/ic/rln.h +++ /dev/null @@ -1,39 +0,0 @@ -/* $OpenBSD: rln.h,v 1.1 1999/07/30 13:43:36 d Exp $ */ -/* - * David Leonard <d@openbsd.org>, 1999. Public domain. - * - * Proxim RangeLAN2 parameters. - */ - -/* - * Eventually, there should be a way of getting and setting these - * from user space. Ideally, via ioctl(). - */ - -/* User-configurable station parameters. */ -struct rln_param { - u_int32_t rp_security; /* Security ID */ -#define RLN_SECURITY_DEFAULT 0x0010203 - u_int8_t rp_station_type; /* Station type */ -#define RLN_STATIONTYPE_SLAVE 0 -#define RLN_STATIONTYPE_ALTMASTER 1 -#define RLN_STATIONTYPE_MASTER 2 - u_int8_t rp_domain; /* Network domain */ - u_int8_t rp_channel; /* Phys channel when master */ - u_int8_t rp_subchannel; /* Logical master subchannel */ - char rp_master[11]; /* Name when master */ - u_int8_t rp_mac_optimize; -#define RLN_MAC_OPTIM_LIGHT 0 -#define RLN_MAC_OPTIM_NORMAL 1 - u_int8_t rp_roam_config; /* Roaming speed */ -#define RLN_ROAM_SLOW 0 -#define RLN_ROAM_NORMAL 1 -#define RLN_ROAM_FAST 2 - u_int8_t rp_peer_to_peer; /* Ability to talk to peers */ -}; - -#ifdef notyet -#define RLNIOSPARAM _IOW('2', 1, struct rln_param) /* set params */ -#define RLNIOGPARAM _IOR('2', 2, struct rln_param) /* get params */ -#endif - diff --git a/sys/dev/ic/rlncmd.h b/sys/dev/ic/rlncmd.h deleted file mode 100644 index efaed3dcde1..00000000000 --- a/sys/dev/ic/rlncmd.h +++ /dev/null @@ -1,247 +0,0 @@ -/* $OpenBSD: rlncmd.h,v 1.1 1999/07/30 13:43:36 d Exp $ */ -/* - * David Leonard <d@openbsd.org>, 1999. Public Domain. - * - * RangeLAN2 host-to-card message protocol. - */ - -/* Micro-message command header. */ -struct rln_mm_cmd { - u_int8_t cmd_letter; /* Command letter */ - u_int8_t cmd_seq; /* Incremented on each command */ -#define RLN_MAXSEQ 0x7c - u_int8_t cmd_fn; /* Function number */ - u_int8_t cmd_error; /* Reserved */ -}; -#define RLN_MM_CMD(l,n) ((((unsigned int)l)<<8) | ((unsigned int)n)) -#define RLN_MM_CMD_LETTER(cmd) ((unsigned char)(((cmd) & 0xff00)>>8)) -#define RLN_MM_CMD_FUNCTION(cmd) ((unsigned char)((cmd) & 0xff)) -#define RLN_CMDCODE(letter, num) ((((letter) & 0xff) << 8) | ((num) & 0xff)) - -/* Initialise card, and set operational parameters. */ -struct rln_mm_init { - struct rln_mm_cmd mm_cmd; -#define RLN_MM_INIT { 'A', 0, 0, 0 } - u_int8_t enaddr[6]; - u_int8_t opmode; -#define RLN_MM_INIT_OPMODE_NORMAL 0 -#define RLN_MM_INIT_OPMODE_PROMISC 1 -#define RLN_MM_INIT_OPMODE_PROTOCOL 2 - u_int8_t stationtype; /* RLN_STATIONTYPE_... */ - u_int8_t hop_period; - u_int8_t bfreq; - u_int8_t sfreq; - u_char channel : 4; /* lower bits */ - u_char subchannel : 4; /* upper bits */ - char mastername[11]; - u_char sec1 : 4; /* default 3 */ - u_char domain : 4; /* default 0 */ - u_int8_t sec2; /* default 2 */ - u_int8_t sec3; /* default 1 */ - u_int8_t sync_to; /* 1 if roaming */ - u_int8_t xxx_pad; /* zero */ - char syncname[11]; -}; - -/* Result of initialisation. */ -struct rln_mm_initted { - struct rln_mm_cmd mm_cmd; -#define RLN_MM_INITTED { 'a', 0, 0, 0 } - u_int8_t xxx; -}; - -/* Start searching for other masters. */ -struct rln_mm_search { - struct rln_mm_cmd mm_cmd; -#define RLN_MM_SEARCH { 'A', 0, 1, 0 } - u_int8_t xxx1[23]; - u_char xxx2 : 4; - u_char domain : 4; - u_int8_t roaming; - u_int8_t xxx3; /* default 0 */ - u_int8_t xxx4; /* default 1 */ - u_int8_t xxx5; /* default 0 */ - u_int8_t xxx6[11]; -}; - -/* Notification that searching has started. */ -struct rln_mm_searching { - struct rln_mm_cmd mm_cmd; -#define RLN_MM_SEARCHING { 'a', 0, 1, 0 } - u_int8_t xxx; -}; - -/* Terminate search. */ -#define RLN_MM_ABORTSEARCH { 'A', 0, 3, 0 } - -/* Station synchronised to a master. */ -struct rln_mm_synchronised { - struct rln_mm_cmd mm_cmd; -#define RLN_MM_SYNCHRONISED { 'a', 0, 4, 0 } - u_char channel : 4; /* lower bits */ - u_char subchannel : 4; /* upper bits */ - char mastername[11]; - u_int8_t enaddr[6]; -}; - -/* Station lost synchronisation with a master. */ -#define RLN_MM_UNSYNCHRONISED { 'a', 0, 5, 0 } - -/* Send card to sleep. (See rln_wakeup().) */ -struct rln_mm_standby { - struct rln_mm_cmd mm_cmd; -#define RLN_MM_STANDBY { 'A', 0, 6, 0 } - u_int8_t xxx; /* default 0 */ -}; - -/* Set ITO (inactivity timeout timer). */ -struct rln_mm_setito { - struct rln_mm_cmd mm_cmd; -#define RLN_MM_SETITO { 'A', 0, 7, 0 } - u_int8_t xxx; /* default 3 */ - u_int8_t timeout; - u_char bd_wakeup : 1; - u_char pm_sync : 7; - u_int8_t sniff_time; -}; - -/* ITO acknowledgment */ -#define RLN_MM_GOTITO { 'a', 0, 7, 0 } - -/* Send keepalive protocol message (?). */ -#define RLN_MM_SENDKEEPALIVE { 'A', 0, 8, 0 } - -/* Set multicast mode. */ -struct rln_mm_multicast { - struct rln_mm_cmd mm_cmd; -#define RLN_MM_MULTICAST { 'A', 0, 9, 0 } - u_int8_t enable; -}; - -/* Ack multicast mode change. */ -#define RLN_MM_MULTICASTING { 'a', 0, 9, 0 } - -/* Request statistics. */ -#define RLN_MM_GETSTATS { 'A', 0, 11, 0 } - -/* Statistics results. */ -#define RLN_MM_GOTSTATS { 'a', 0, 11, 0 } - -/* Set security ID used in channel. */ -struct rln_mm_setsecurity { - struct rln_mm_cmd mm_cmd; -#define RLN_MM_SETSECURITY { 'A', 0, 12, 0 } - u_int8_t sec1; - u_int8_t sec2; - u_int8_t sec3; -}; - -/* Ack set security ID. */ -#define RLN_MM_GOTSECURITY { 'a', 0, 12, 0 } - -/* Request firmware version. */ -#define RLN_MM_GETPROMVERSION { 'A', 0, 13, 0 } - -/* Reply with firmware version. */ -struct rln_mm_gotpromversion { - struct rln_mm_cmd mm_cmd; -#define RLN_MM_GOTPROMVERSION { 'a', 0, 13, 0 } - u_int8_t xxx; /* sizeof version? */ - char version[7]; -}; - -/* Request station's MAC address (same as ethernet). */ -#define RLN_MM_GETENADDR { 'A', 0, 14, 0 } - -/* Reply with station's MAC address. */ -struct rln_mm_gotenaddr { - struct rln_mm_cmd mm_cmd; -#define RLN_MM_GOTENADDR { 'a', 0, 14, 0 } - u_int8_t xxx; - u_int8_t enaddr[6]; -}; - -/* Tune various channel parameters. */ -struct rln_mm_setmagic { - struct rln_mm_cmd mm_cmd; -#define RLN_MM_SETMAGIC { 'A', 0, 16, 0 } - u_char fairness_slot : 3; - u_char deferral_slot : 5; - u_int8_t regular_mac_retry; /* default 0x07 */ - u_int8_t frag_mac_retry; /* default 0x0a */ - u_int8_t regular_mac_qfsk; /* default 0x02 */ - u_int8_t frag_mac_qfsk; /* default 0x05 */ - u_int8_t xxx1; /* default 0xff */ - u_int8_t xxx2; /* default 0xff */ - u_int8_t xxx3; /* default 0xff */ - u_int8_t xxx4; /* zero */ -}; - -/* Ack channel tuning. */ -#define RLN_MM_GOTMAGIC { 'a', 0, 16, 0 } - -/* Set roaming parameters - used when multiple masters available. */ -struct rln_mm_setroaming { - struct rln_mm_cmd mm_cmd; -#define RLN_MM_SETROAMING { 'A', 0, 17, 0 } - u_int8_t sync_alarm; - u_int8_t retry_thresh; - u_int8_t rssi_threshold; - u_int8_t xxx1; /* default 0x5a */ - u_int8_t sync_rssi_threshold; - u_int8_t xxx2; /* default 0xa5 */ - u_int8_t missed_sync; -}; - -/* Ack roaming parameter change. */ -#define RLN_MM_GOTROAMING { 'a', 0, 17, 0 } - -#define RLN_MM_ROAMING { 'a', 0, 18, 0 } -#define RLN_MM_ROAM { 'A', 0, 19, 0 } - -/* Hardware fault notification. (Usually the antenna.) */ -#define RLN_MM_FAULT { 'a', 0, 20, 0 } - -#define RLN_MM_EEPROM_PROTECT { 'A', 0, 23, 0 } -#define RLN_MM_EEPROM_PROTECTED { 'a', 0, 23, 0 } -#define RLN_MM_EEPROM_UNPROTECT { 'A', 0, 24, 0 } -#define RLN_MM_EEPROM_UNPROTECTED { 'a', 0, 24, 0 } - -/* Receive hop statistics. */ -#define RLN_MM_HOP_STATISTICS { 'a', 0, 35, 0 } - -/* Transmit a frame on the channel. */ -struct rln_mm_sendpacket { - struct rln_mm_cmd mm_cmd; -#define RLN_MM_SENDPACKET { 'B', 0, 0, 0 } - u_int8_t mode; -#define RLN_MM_SENDPACKET_MODE_BIT7 0x80 -#define RLN_MM_SENDPACKET_MODE_ZFIRST 0x20 -#define RLN_MM_SENDPACKET_MODE_QFSK 0x03 - u_int8_t power; /* default 0x70 */ - u_int8_t length_lo; - u_int8_t length_hi; - u_int8_t xxx1; /* default 0 */ - u_int8_t xxx2; /* default 0 */ - u_int8_t sequence; /* must increment */ - u_int8_t xxx3; /* default 0 */ -}; - -/* Ack packet transmission. */ -#define RLN_MM_SENTPACKET { 'b', 0, 0, 0 } - -/* Notification of frame received from channel. */ -struct rln_mm_recvpacket { - struct rln_mm_cmd mm_cmd; -#define RLN_MM_RECVPACKET { 'b', 0, 1, 0 } - u_int8_t xxx[8]; -}; - -/* Disable hopping. (?) */ -struct rln_mm_disablehopping { - struct rln_mm_cmd mm_cmd; -#define RLN_MM_DISABLEHOPPING { 'C', 0, 9, 0 } - u_int8_t hopflag; -#define RLN_MM_DISABLEHOPPING_HOPFLAG_DISABLE 0x52 -}; - diff --git a/sys/dev/ic/rlnreg.h b/sys/dev/ic/rlnreg.h deleted file mode 100644 index 8d78101270a..00000000000 --- a/sys/dev/ic/rlnreg.h +++ /dev/null @@ -1,283 +0,0 @@ -/* $OpenBSD: rlnreg.h,v 1.3 2002/03/14 01:26:55 millert Exp $ */ -/* - * David Leonard <d@openbsd.org>, 1999. Public Domain. - * - * RangeLAN2 registers - */ - -/* - * The RangeLAN2 cards provide four control registers for transferring - * messaged between the host and the card using programmed i/o. - * - * A transfer protocol is followed when sending asynchronous messages to, - * and receiving messages from, the card. - * - * DATA - * 7 6 5 4 3 2 1 0 - * +-------+-------+-------+-------+-------+-------+-------+-------+ - * | data | - * +-------+-------+-------+-------+-------+-------+-------+-------+ - * - * STATUS - * 7 6 5 4 3 2 1 0 - * +-------+-------+-------+-------+-------+-------+-------+-------+ - * |WAKEUP | tx message state |CLRNAK | rx message state | - * +-------+-------+-------+-------+-------+-------+-------+-------+ - * - * CONTROL - * 7 6 5 4 3 2 1 0 - * +-------+-------+-------+-------+-------+-------+-------+-------+ - * | | | 16BIT | RESET | | | TXINT | RXINT | - * +-------+-------+-------+-------+-------+-------+-------+-------+ - * - * INTSEL - * 7 6 5 4 3 2 1 0 - * +-------+-------+-------+-------+-------+-------+-------+-------+ - * | | | |ENABLE | interrupt line | - * +-------+-------+-------+-------+-------+-------+-------+-------+ - */ - -/* Register offsets. */ -#define RLN_REG_DATA 0 -#define RLN_REG_STATUS 2 -#define RLN_REG_CONTROL 4 -#define RLN_REG_EOI 5 -#define RLN_REG_INTSEL 6 -#define RLN_NPORTS 8 - -/* - * A short delay is needed (16ms?) after register writes on some cards. - * XXX This is done by performing an innocent and harmless bus read. (i386) - * This is what Proxim's driver does, anyway. - */ -#define _rln_regacc_delay() \ - bus_space_read_1(I386_BUS_SPACE_IO, 0, 0x61) - -static void _rln_register_write_1(struct rln_softc *, u_int8_t, - u_int8_t); -static void _rln_register_write_2(struct rln_softc *, u_int8_t, - u_int16_t); -static u_int8_t _rln_register_read_1(struct rln_softc *, u_int8_t); -static u_int16_t _rln_register_read_2(struct rln_softc *, u_int8_t); -static int rln_status_rx_ready(struct rln_softc *); - -/* Write to a register. */ -static inline void -_rln_register_write_1(sc, regoff, value) - struct rln_softc *sc; - u_int8_t regoff; - u_int8_t value; -{ - -#ifdef RLNDEBUG_REG - printf(" %c<%02x", "DDS3CEI7"[regoff], value); -#endif - bus_space_write_1((sc)->sc_iot, (sc)->sc_ioh, (regoff), (value)); - _rln_regacc_delay(); -} - -static inline void -_rln_register_write_2(sc, regoff, value) - struct rln_softc *sc; - u_int8_t regoff; - u_int16_t value; -{ - -#ifdef RLNDEBUG_REG - printf(" %c<%04x", "DDS3CEI7"[regoff], value); -#endif - bus_space_write_2((sc)->sc_iot, (sc)->sc_ioh, (regoff), (value)); - _rln_regacc_delay(); -} - -/* Read from a register. */ -static inline u_int8_t -_rln_register_read_1(sc, regoff) - struct rln_softc *sc; - u_int8_t regoff; -{ - u_int8_t ret; - - ret = bus_space_read_1((sc)->sc_iot, (sc)->sc_ioh, (regoff)); -#ifdef RLNDEBUG_REG - if (ret != (sc)->dbg_oreg[regoff]) { - /* avoid spewing out too much debug info */ - printf(" %c>%02x", "DDS3CEI7"[regoff], ret); - (sc)->dbg_oreg[regoff] = ret; - } -#endif - return (ret); -} - - -static inline u_int16_t -_rln_register_read_2(sc, regoff) - struct rln_softc *sc; - u_int8_t regoff; -{ - u_int16_t ret; - - ret = bus_space_read_2((sc)->sc_iot, (sc)->sc_ioh, (regoff)); -#ifdef RLNDEBUG_REG - if (ret != (sc)->dbg_oreg[regoff]) { - printf(" %c>%04x", "DDS3CEI7"[regoff], ret); - (sc)->dbg_oreg[regoff] = ret; - } -#endif - return (ret); -} - -/* 8-bit data register access. */ -#define rln_data_write_1(sc, value) \ - _rln_register_write_1(sc, RLN_REG_DATA, (value)) -#define rln_data_read_1(sc) \ - _rln_register_read_1(sc, RLN_REG_DATA) -#define rln_data_write_multi_1(sc, buf, len) \ - bus_space_write_multi_1((sc)->sc_iot, (sc)->sc_ioh, \ - RLN_REG_DATA, (buf), (len)) -#define rln_data_read_multi_1(sc, buf, len) \ - bus_space_read_multi_1((sc)->sc_iot, (sc)->sc_ioh, \ - RLN_REG_DATA, (buf), (len)) - -/* 16-bit data register access. */ -#define rln_data_write_2(sc, value) \ - _rln_register_write_2(sc, RLN_REG_DATA, (value)) -#define rln_data_read_2(sc) \ - _rln_register_read_2(sc, RLN_REG_DATA) -#define rln_data_write_multi_2(sc, buf, len) \ - bus_space_write_multi_2((sc)->sc_iot, (sc)->sc_ioh, \ - RLN_REG_DATA, (buf), (len)) -#define rln_data_read_multi_2(sc, buf, len) \ - bus_space_read_multi_2((sc)->sc_iot, (sc)->sc_ioh, \ - RLN_REG_DATA, (buf), (len)) - -/* Status register. */ -#define RLN_STATUS_CLRNAK 0x08 -#define RLN_STATUS_WAKEUP 0x80 - -#define RLN_STATUS_TX_IDLE 0x00 -#define RLN_STATUS_TX_HILEN_AVAIL 0x01 -#define RLN_STATUS_TX_HILEN_ACCEPT 0x02 -#define RLN_STATUS_TX_XFR_COMPLETE 0x03 -#define RLN_STATUS_TX_XFR 0x04 -#define RLN_STATUS_TX_ERROR 0x05 -#define RLN_STATUS_TX_LOLEN_AVAIL 0x06 -#define RLN_STATUS_TX_LOLEN_ACCEPT 0x07 -#define RLN_STATUS_TX_MASK 0x0f - -#define RLN_STATUS_RX_IDLE 0x00 -#define RLN_STATUS_RX_HILEN_AVAIL 0x10 -#define RLN_STATUS_RX_HILEN_ACCEPT 0x20 -#define RLN_STATUS_RX_XFR_COMPLETE 0x30 -#define RLN_STATUS_RX_XFR 0x40 -#define RLN_STATUS_RX_ERROR 0x50 -#define RLN_STATUS_RX_LOLEN_AVAIL 0x60 -#define RLN_STATUS_RX_LOLEN_ACCEPT 0x70 -#define RLN_STATUS_RX_MASK 0x70 - -#define rln_status_write(sc, value) \ - _rln_register_write_1(sc, RLN_REG_STATUS, (value)) -#define rln_status_set(sc, bits) \ - rln_status_write(sc, (sc)->sc_status |= (bits)) -#define rln_status_clear(sc, bits) \ - rln_status_write(sc, (sc)->sc_status &= ~(bits)) -#define _rln_status_setmask(sc, mask, bits) \ -do { \ - int _s; \ - \ - _s = splhigh(); \ - (sc)->sc_status = ((sc)->sc_status & (mask)) | (bits); \ - rln_status_write(sc, (sc)->sc_status); \ - splx(_s); \ -} while (0); -#define rln_status_rx_write(sc, state) \ - _rln_status_setmask((sc), ~RLN_STATUS_RX_MASK, state) -#define rln_status_tx_write(sc, state) \ - _rln_status_setmask((sc), ~RLN_STATUS_TX_MASK, state) -#define rln_status_read(sc) \ - _rln_register_read_1(sc, RLN_REG_STATUS) -#define rln_status_rx_read(sc) \ - (rln_status_read(sc) & ~RLN_STATUS_TX_MASK) -#define rln_status_tx_read(sc) \ - (rln_status_read(sc) & ~RLN_STATUS_RX_MASK) - -static inline int -rln_status_rx_ready(sc) - struct rln_softc *sc; -{ - u_int8_t status; - - status = rln_status_rx_read(sc); - return (status == RLN_STATUS_RX_LOLEN_AVAIL || - status == RLN_STATUS_RX_HILEN_AVAIL || - status == RLN_STATUS_RX_ERROR); -} - -#define rln_status_tx_int(sc) do { \ - int _s = splhigh(); \ - \ - rln_control_clear(sc, RLN_CONTROL_TXINT); \ - rln_control_set(sc, RLN_CONTROL_TXINT); \ - splx(_s); \ -} while (0) -#define rln_status_rx_int(sc) do { \ - int _s = splhigh(); \ - \ - rln_control_clear(sc, RLN_CONTROL_RXINT); \ - rln_control_set(sc, RLN_CONTROL_RXINT); \ - splx(_s); \ -} while (0) - -/* Control register. */ -#define RLN_CONTROL_RXINT 0x01 -#define RLN_CONTROL_TXINT 0x02 -#define RLN_CONTROL_BIT2 0x04 -#define RLN_CONTROL_BIT3 0x08 -#define RLN_CONTROL_RESET 0x10 -#define RLN_CONTROL_16BIT 0x20 -#define RLN_CONTROL_MASK 0x3f - -#define rln_control_write(sc, value) \ - _rln_register_write_1(sc, RLN_REG_CONTROL, \ - (sc)->sc_control = (value)) -#define rln_control_read(sc) \ - _rln_register_read_1(sc, RLN_REG_CONTROL) -#define rln_control_set(sc, bits) \ - rln_control_write(sc, (sc)->sc_control | (bits)) -#define rln_control_clear(sc, bits) \ - rln_control_write(sc, (sc)->sc_control & ~(bits)) -#define rln_control_outofstandby(sc) do { \ - rln_control_write(sc, (sc)->sc_control | RLN_CONTROL_RESET);\ - DELAY(30000); \ - rln_control_write(sc, (sc)->sc_control); \ -} while (0) - -/* Interrupt selection register. */ -#define RLN_INTSEL_IRQMASK 0x07 -#define RLN_INTSEL_ENABLE 0x10 -#define RLN_INTSEL_BIT7 0x80 - -#define rln_intsel_disable(sc) do { \ - int _s; \ - \ - _s = splhigh(); \ - _rln_register_write_1(sc, RLN_REG_INTSEL, \ - (sc)->sc_intsel &= ~RLN_INTSEL_ENABLE); \ - splx(_s); \ -} while (0) -#define rln_intsel_enable(sc) do { \ - int _s; \ - \ - _s = splhigh(); \ - _rln_register_write_1(sc, RLN_REG_INTSEL, \ - (sc)->sc_intsel |= RLN_INTSEL_ENABLE); \ - splx(_s); \ -} while (0) -#define rln_intsel_write(sc, value) \ - _rln_register_write_1(sc, RLN_REG_INTSEL, \ - (sc)->sc_intsel |= (value)) - -/* End of interrupt signal, used on some newer cards. */ -#define rln_eoi(sc) \ - (void) _rln_register_read_1(sc, RLN_REG_EOI) - diff --git a/sys/dev/ic/rlnsubr.c b/sys/dev/ic/rlnsubr.c deleted file mode 100644 index 7c4d2f95196..00000000000 --- a/sys/dev/ic/rlnsubr.c +++ /dev/null @@ -1,941 +0,0 @@ -/* $OpenBSD: rlnsubr.c,v 1.5 2002/03/14 01:26:55 millert Exp $ */ -/* - * David Leonard <d@openbsd.org>, 1999. Public Domain. - * - * Low level card protocol access to the Proxim RangeLAN2 wireless - * network adaptor. - * - * Information and ideas gleaned from - * - disassembly of Dave Koberstein's <davek@komacke.com> Linux driver - * (which is built with Proxim source), - * - Yoichi Shinoda's <shinoda@cs.washington.edu> BSDI driver, and - * - Geoff Voelker's <voelker@cs.washington.edu> Linux port of the same. - */ - -#include <sys/param.h> -#include <sys/systm.h> -#include <sys/mbuf.h> -#include <sys/socket.h> -#include <sys/ioctl.h> -#include <sys/syslog.h> -#include <sys/device.h> -#include <sys/queue.h> -#include <sys/proc.h> -#include <sys/kernel.h> - -#include <net/if.h> - -#ifdef INET -#include <netinet/in.h> -#include <netinet/if_ether.h> -#endif - -#include <machine/bus.h> -#include <machine/intr.h> - -#include <dev/ic/rln.h> -#include <dev/ic/rlnvar.h> -#include <dev/ic/rlnreg.h> -#include <dev/ic/rlncmd.h> - -static int rln_tx_request(struct rln_softc *, u_int16_t); -static int rln_tx_end(struct rln_softc *); - -/* - * Disables or enables interrupts from the card. Returns the old - * interrupt-enable state. - */ -int -rln_enable(sc, enable) - struct rln_softc * sc; - int enable; -{ - int s; - int was_enabled; - - s = splhigh(); - was_enabled = (sc->sc_intsel & RLN_INTSEL_ENABLE) ? 1 : 0; - if (enable != was_enabled) { - if (enable) - sc->sc_intsel |= RLN_INTSEL_ENABLE; - else - sc->sc_intsel &=~RLN_INTSEL_ENABLE; - _rln_register_write_1(sc, RLN_REG_INTSEL, sc->sc_intsel); - } - splx(s); - return (was_enabled); -} - -/* - * Perform a hard reset of the card. Determines bus width (8 or - * 16 bit), if sc->sc_width is unset. Returns 0 on success. - * Note: takes about 200ms at splhigh, meaning this is an expensive call, - * but normal (error-free) operation of the card will not need more than - * two resets - one at probe time, and the other when the interface is - * brought up. - */ -int -rln_reset(sc) - struct rln_softc * sc; -{ - int s; - int i; - int status; - u_int8_t op = 0x00; - - s = splhigh(); - dprintf(" R["); - if (sc->sc_cardtype & (RLN_CTYPE_UISA | RLN_CTYPE_ONE_PIECE)) - op = 0x04; - if (rln_status_read(sc) & RLN_STATUS_WAKEUP) { - rln_control_write(sc, op); - rln_control_write(sc, op | RLN_CONTROL_RESET); - dprintf(" 7ms"); - DELAY(7000); - rln_control_write(sc, op); - dprintf(" 7ms"); - DELAY(7000); - } - rln_control_write(sc, op); - rln_control_write(sc, op); - rln_control_write(sc, op | RLN_CONTROL_BIT3); - dprintf(" 67ms"); - DELAY(67000); - rln_status_write(sc, 0x00); - if (sc->sc_cardtype & (RLN_CTYPE_UISA | RLN_CTYPE_ONE_PIECE)) - rln_control_write(sc, 0x38); - /* RLN_CONTROL_BIT3 | RLN_CONTROL_RESET | RLN_CONTROL_16BIT */ - else - rln_control_write(sc, 0x2c); - /* RLN_CONTROL_BIT3 | RLN_CONTROL_BIT2 | RLN_CONTROL_16BIT */ - dprintf(" 67ms"); - DELAY(67000); - rln_data_write_2(sc, 0xaa55); - rln_status_write(sc, 0x5a); - splx(s); - for (i = 0; i < 200 * 10; i++) { /* Proxim says 200. */ - if ((status = rln_status_read(sc)) == 0x5a) - break; - DELAY(1000); - } - dprintf(" (%dms)", i); - s = splhigh(); - if (status != 0x5a) { - splx(s); - /* Only winge if bus width not yet probed */ - if (sc->sc_width != 0) - printf("%s: reset timeout\n", sc->sc_dev.dv_xname); - dprintf("]=-1"); - return (-1); - } - if (sc->sc_width == 8) { - if (sc->sc_cardtype & (RLN_CTYPE_UISA | RLN_CTYPE_ONE_PIECE)) - rln_control_write(sc, RLN_CONTROL_BIT3); - else - rln_control_write(sc, RLN_CONTROL_BIT3 | - RLN_CONTROL_BIT2); - rln_data_write_1(sc, 0x20); - } else if (sc->sc_width == 16) { - rln_data_write_2(sc, 0x0000); - } else { - if (rln_data_read_2(sc) == 0x55aa) { - rln_data_write_2(sc, 0x0000); - sc->sc_width = 16; - } else { - if (sc->sc_cardtype & (RLN_CTYPE_UISA | - RLN_CTYPE_ONE_PIECE)) - rln_control_write(sc, RLN_CONTROL_BIT3); - else - rln_control_write(sc, RLN_CONTROL_BIT3 | - RLN_CONTROL_BIT2); - rln_data_write_1(sc, 0x20); - sc->sc_width = 8; - } - /* printf("%s: %d bit bus\n", sc->sc_dev.dv_xname, - sc->sc_width); */ - } - rln_status_write(sc, 0x00); - sc->sc_intsel = 0; - rln_intsel_write(sc, sc->sc_irq); - splx(s); - dprintf("]"); - return (0); -} - -/* - * Sets the new 'wakeup' state. Returns the old wakeup state. - * The special state value RLN_WAKEUP_SET should be used to wake the - * card up. The card can be partially put to sleep (presumably to save - * power) by sending it the 'Standby' command. - */ -u_int8_t -rln_wakeup(sc, wnew) - struct rln_softc * sc; - u_int8_t wnew; -{ - u_int8_t wold, s; - int i; - - /* Save what the last-written values were. */ - wold = (sc->sc_status & RLN_STATUS_WAKEUP) | - (sc->sc_control & RLN_CONTROL_RESET); - - if (wnew == RLN_WAKEUP_SET) { - /* SetWakeupBit() */ - dprintf(" Ws["); - rln_status_set(sc, RLN_STATUS_WAKEUP); - if (0/*LLDInactivityTimeOut && - (sc->sc_cardtype & RLN_CTYPE_OEM)*/) { - dprintf (" 167ms"); - DELAY(167000); - } else { - dprintf (" .1ms"); - DELAY(100); - } - s = rln_status_read(sc); - rln_control_set(sc, RLN_CONTROL_RESET); - if ((s & RLN_STATUS_WAKEUP) != 0) - for (i = 0; i < 9; i++) { - dprintf(" 2ms"); - DELAY(2000); - rln_status_set(sc, RLN_STATUS_WAKEUP); - } - dprintf("]"); - } else { - /* ClearWakeupBit() */ - dprintf(" Wc["); - if ((wnew & RLN_STATUS_WAKEUP) == 0) - rln_status_clear(sc, RLN_STATUS_WAKEUP); - if ((wnew & RLN_CONTROL_RESET) == 0) - rln_control_clear(sc, RLN_CONTROL_RESET); - dprintf("]"); - } - return (wold); -} - -/* - * Performs the first (request) stage of transmitting a command message - * to the card. 'len' is the expected length of the message is needed. - * Returns: 0 on success - * 1 on timeout - * 2 on NAK (card busy, and will need a rln_clear_nak() after 100ms) - */ -static int -rln_tx_request(sc, len) - struct rln_softc * sc; - u_int16_t len; -{ - /* TxRequest() */ - int s; - int i; - u_int8_t status; - - /* u_int8_t w; */ - /* w = rln_wakeup(sc, RLN_WAKEUP_SET); */ - - dprintf(" Tr["); - if (sc->sc_width == 16) { - rln_status_tx_write(sc, RLN_STATUS_TX_HILEN_AVAIL); - rln_data_write_2(sc, len); - rln_status_tx_int(sc); - - s = spl0(); - for (i = 0; i < 600; i++) { - status = rln_status_tx_read(sc); - if (status == RLN_STATUS_TX_HILEN_ACCEPT || - status == RLN_STATUS_TX_ERROR) - break; - DELAY(1000); - } - splx(s); - dprintf(" %dms", i); - if (status == RLN_STATUS_TX_HILEN_ACCEPT) - goto success; - if (status == RLN_STATUS_TX_ERROR) - goto error; - } else if (sc->sc_width == 8) { - rln_status_tx_write(sc, RLN_STATUS_TX_LOLEN_AVAIL); - rln_data_write_1(sc, len & 0xff); - rln_status_tx_int(sc); - s = spl0(); - for (i = 0; i < 6800; i++) { - status = rln_status_tx_read(sc); - if (status == RLN_STATUS_TX_LOLEN_ACCEPT) - break; - DELAY(1000); - } - splx(s); - dprintf(" %dms", i); - if (status == RLN_STATUS_TX_LOLEN_ACCEPT) { - rln_data_write_1(sc, (len >> 8) & 0xff); - rln_status_tx_write(sc, RLN_STATUS_TX_HILEN_AVAIL); - s = spl0(); - for (i = 0; i < 600; i++) { - status = rln_status_tx_read(sc); - if (status == RLN_STATUS_TX_HILEN_ACCEPT || - status == RLN_STATUS_TX_ERROR) - break; - DELAY(1000); - } - splx(s); - dprintf(" %dms", i); - if (status == RLN_STATUS_TX_HILEN_ACCEPT) - goto success; - if (status == RLN_STATUS_TX_ERROR) - goto error; - } - } -#ifdef DIAGNOSTIC - else - panic("rln: bus width"); -#endif - - printf("%s: tx_request timed out, status 0x%02x", - sc->sc_dev.dv_xname, status); - dprintf("]=(1)"); - return (1); - -error: - /* Will need to clear nak within 100 ms. */ - dprintf("]=2"); -#ifdef DIAGNOSTIC - printf("%s: tx protocol fault (nak)\n", sc->sc_dev.dv_xname); -#endif - return (2); - -success: - /* rln_wakeup(sc, w); */ - dprintf("]=0"); - return (0); -} - -/* - * Performs the third (and final) stage of transmitting a command - * message to the card. - * Returns: 0 on command success. - * non-zero on failure (card will need reset) - */ -static int -rln_tx_end(sc) - struct rln_softc * sc; -{ - /* EndOfTx() */ - int i; - int s; - u_int8_t status; - - dprintf(" Te["); - s = spl0(); - for (i = 0; i < 600; i++) { - status = rln_status_tx_read(sc); - if (status == RLN_STATUS_TX_XFR_COMPLETE) - break; - DELAY(1000); - } - splx(s); - if (status == RLN_STATUS_TX_XFR_COMPLETE) { - rln_status_tx_write(sc, RLN_STATUS_TX_IDLE); - dprintf("]=0"); - return (0); - } else { - printf("%s: tx cmd failed (%02x)\n", sc->sc_dev.dv_xname, - status); - rln_need_reset(sc); - dprintf("]=-1"); - return (-1); - } -} - -/* - * Performs first (request) stage of receiving a message from the card. - * Returns: 0 on failure, - * n>0 on success, where 'n' is the length of the message - */ - -int -rln_rx_request(sc, timeo) - struct rln_softc * sc; - int timeo; /* milliseconds */ -{ - /* RxRequest */ - int s; - int len = 0; - int i; - u_int8_t status; - u_int8_t hi, lo; - - dprintf(" Rr["); - status = rln_status_rx_read(sc); - - /* Short wait for states 1|5|6. */ - s = spl0(); - for (i = 0; i < timeo; i++) { - if (status == RLN_STATUS_RX_LOLEN_AVAIL || - status == RLN_STATUS_RX_HILEN_AVAIL || - status == RLN_STATUS_RX_ERROR) - break; - DELAY(1000); - status = rln_status_rx_read(sc); - } - splx(s); - dprintf(" (%dms)",i); - - if (sc->sc_width == 16) { - if (status != RLN_STATUS_RX_HILEN_AVAIL) - goto badstatus_quiet; - /* Read 2 octets. */ - len = rln_data_read_2(sc); - } else if (sc->sc_width == 8) { - if (status != RLN_STATUS_RX_LOLEN_AVAIL) - goto badstatus_quiet; - /* Read low octet. */ - lo = rln_data_read_1(sc); - rln_status_rx_write(sc, RLN_STATUS_RX_LOLEN_ACCEPT); - rln_status_rx_int(sc); - s = spl0(); - for (i = 0; i < 600; i++) { - status = rln_status_rx_read(sc); - if (status == RLN_STATUS_RX_HILEN_AVAIL) - break; - DELAY(1000); - } - splx(s); - if (status != RLN_STATUS_RX_HILEN_AVAIL) - goto badstatus; - /* Read high octet. */ - hi = rln_data_read_1(sc); - len = lo | (hi << 8); - } -#ifdef DIAGNOSTIC - else - panic("rln: bus width %d", sc->sc_width); -#endif - - dprintf(" len=%d]", len); - return (len); - -badstatus: - printf("%s: rx_request timed out, status %02x\n", - sc->sc_dev.dv_xname, status); -badstatus_quiet: - if (status == RLN_STATUS_RX_ERROR) - printf("%s: rx protocol error (nak)\n", sc->sc_dev.dv_xname); - dprintf("]"); - return (-1); -} - -/* Performs part of the second (transfer) stage of receiving a data message. */ -void -rln_rx_pdata(sc, buf, len, pd) - struct rln_softc * sc; - void * buf; - int len; - struct rln_pdata * pd; -{ - char * data = (char *)buf; - - if (pd->p_nremain) { - *data++ = pd->p_data; - if (--len == 0) - return; - } - - pd->p_nremain = 0; - - if (sc->sc_width == 16) { - /* Round down to the closest even multiple. */ - rln_data_read_multi_2(sc, data, len / 2); -#ifdef RLNDEBUG_REG - dprintf(" D>"); - dprinthex(data, len); -#endif - if (len & 1) { - /* Read the last octet plus a bit extra. */ - union { - u_int16_t w; - u_int8_t b[2]; - } u; - - u.w = rln_data_read_2(sc); - data[len - 1] = u.b[0]; - pd->p_data = u.b[1]; - pd->p_nremain = 1; -#ifdef RLNDEBUG_REG - dprintf(" D>{%02x%02x}", u.b[0], u.b[1]); -#endif - } - } else if (sc->sc_width == 8) { - rln_data_read_multi_1(sc, data, len); -#ifdef RLNDEBUG_REG - dprintf(" D>"); - dprinthex(data, len); -#endif - if (len & 1) { - /* Must read multiples of two. */ - pd->p_data = rln_data_read_1(sc); - pd->p_nremain = 1; -#ifdef RLNDEBUG_REG - dprintf(" D>{%02x}", pd->p_data); -#endif - } - } - -} - -int -rln_rx_data(sc, buf, len) - struct rln_softc * sc; - void * buf; - int len; -{ - /* RxData() */ - struct rln_pdata pd = { 0, 0 }; - int s; - int i; - u_int8_t status; - - dprintf(" Rd["); - rln_status_rx_write(sc, RLN_STATUS_RX_HILEN_ACCEPT); - rln_status_rx_int(sc); - s = spl0(); - for (i = 0; i < 600; i++) { - status = rln_status_rx_read(sc); - if (status == RLN_STATUS_RX_XFR) - break; - DELAY(1000); - } - splx(s); - if (status != RLN_STATUS_RX_XFR) { - dprintf("]=-1"); - return (-1); - } - - rln_rx_pdata(sc, buf, len, &pd); -#ifdef DIAGNOSTIC - /* We should have nothing left over. */ - if (pd.p_nremain || len & 1) - panic("rln_rx_data: leftover"); -#endif - - dprintf("]=0"); - return (0); -} - -void -rln_rx_end(sc) - struct rln_softc * sc; -{ - /* EndOfRx() */ - - dprintf(" Re["); - rln_status_rx_write(sc, RLN_STATUS_RX_XFR_COMPLETE); - rln_status_rx_int(sc); - /* rln_wakeup(sc, 0); */ - dprintf("]"); -} - -/* Clear a transmission NAK from the card. */ -void -rln_clear_nak(sc) - struct rln_softc * sc; -{ - /* ClearNAK() */ - - rln_status_tx_write(sc, RLN_STATUS_CLRNAK); - rln_status_tx_int(sc); -} - -/* - * Send a command message to the card. Returns; - * 2: NAK - * -1: failure - * 0: success - */ -int -rln_msg_tx_start(sc, buf, pktlen, state) - struct rln_softc * sc; - void * buf; - int pktlen; - struct rln_msg_tx_state * state; -{ - struct rln_mm_cmd * cmd = (struct rln_mm_cmd *)buf; - int ret; - - state->ien = rln_enable(sc, 0); - state->pd.p_nremain = 0; - - if (!(cmd->cmd_letter == 'A' && cmd->cmd_fn == 6)) /* Standby. */ - state->w = rln_wakeup(sc, RLN_WAKEUP_SET); - else - state->w = RLN_WAKEUP_NOCHANGE; - - ret = rln_tx_request(sc, pktlen); - if (ret == 2) { - rln_clear_nak(sc); - if (sc->sc_cardtype & RLN_CTYPE_OEM) - rln_need_reset(sc); - ret = 2; - } - else if (ret == 1) { - /* Timeout. */ - rln_status_tx_write(sc, RLN_STATUS_TX_XFR); - ret = -1; - } - return (ret); -} - -void -rln_msg_tx_data(sc, buf, len, state) - struct rln_softc * sc; - void * buf; - u_int16_t len; - struct rln_msg_tx_state * state; -{ - char * data = (char *)buf; - - if (sc->sc_width == 16 && state->pd.p_nremain) { - /* XXX htons() needed? */ - union { - u_int8_t b[2]; - u_int16_t w; - } u; - - u.b[0] = state->pd.p_data; - if (len) { - u.b[1] = *data++; - len--; - } else - u.b[1] = '\0'; -#ifdef RLNDEBUG_REG - dprintf(" D<%02x%02x", u.b[0], u.b[1]); -#endif - rln_data_write_2(sc, u.w); - state->pd.p_nremain = 0; - } - - if (len) { - if (sc->sc_width == 16) { - if (len >= 2) - rln_data_write_multi_2(sc, buf, len / 2); - if (len & 1) { - state->pd.p_nremain = 1; - state->pd.p_data = data[len - 1]; - } - } else if (sc->sc_width == 8) - rln_data_write_multi_1(sc, buf, len); -#ifdef DIAGNOSTIC - else - panic("rln_msg_tx_data width %d", sc->sc_width); -#endif -#ifdef RLNDEBUG_REG - dprintf(" D<"); - dprinthex(data, len); -#endif - } -} - - -int -rln_msg_tx_end(sc, state) - struct rln_softc * sc; - struct rln_msg_tx_state * state; -{ - int ret; - - /* Flush the tx buffer. */ - if (state->pd.p_nremain) - rln_msg_tx_data(sc, NULL, 0, state); - -#ifdef DIAGNOSTIC - if (state->pd.p_nremain) - panic("rln_msg_tx_end remain %d", state->pd.p_nremain); -#endif - ret = rln_tx_end(sc); - if (sc->sc_arpcom.ac_if.if_flags & IFF_OACTIVE) - state->w = RLN_WAKEUP_NOCHANGE; - rln_wakeup(sc, state->w); - rln_enable(sc, state->ien); - return (ret); -} - -/* Return the next unique sequence number to use for a transmitted command */ -u_int8_t -rln_newseq(sc) - struct rln_softc * sc; -{ - int s; - u_int8_t seq; - - s = splhigh(); - seq = sc->sc_pktseq++; - if (sc->sc_pktseq > RLN_MAXSEQ) - sc->sc_pktseq = 0; - splx(s); - return (seq); -} - -/* - * Transmit a command message to, and (optionally) receive a response - * message from the card. Each transmitted message has a sequence - * number, and corresponding reply messages have the same sequence - * number. We use the sequence numbers to index the mailboxes so - * that rlnsoftintr() can signal this routine when it has serviced - * and correctly received a response. - */ - -int -rln_msg_txrx(sc, tx, txlen, rx, rxlen) - struct rln_softc * sc; - void * tx; - int txlen; - void * rx; - int rxlen; -{ - struct rln_mm_cmd * txc = (struct rln_mm_cmd *)tx; - struct rln_mm_cmd * rxc = (struct rln_mm_cmd *)rx; - struct rln_msg_tx_state state; - int ien; - int ret; - -#ifdef DIAGNOSTIC - if (rx != NULL && rxlen < sizeof *rxc) - panic("rln_msg_txrx"); -#endif - - txc->cmd_seq = rln_newseq(sc); - -#ifdef RLNDUMP - printf("%s: send %c%d seq %d data ", sc->sc_dev.dv_xname, - txc->cmd_letter, txc->cmd_fn, txc->cmd_seq); - RLNDUMPHEX(txc, sizeof *txc); - printf(":"); - RLNDUMPHEX((char *)tx + sizeof *txc, txlen - sizeof *txc); - printf("\n"); -#endif - - if (rx != NULL) - if (rln_mbox_create(sc, txc->cmd_seq, rx, rxlen) < 0) - /* Mailbox collision. */ - return (-1); - - /* Start the transfer. */ - if ((ret = rln_msg_tx_start(sc, tx, txlen, &state))) { - if (rx != NULL) - rln_mbox_wait(sc, txc->cmd_seq, -1); - return (ret); - } - - /* Always send an even number of octets. */ - rln_msg_tx_data(sc, tx, (txlen + 1) & ~1, &state); - - /* End the transmission. */ - if ((ret = rln_msg_tx_end(sc, &state))) { - /* Destroy mailbox. */ - if (rx != NULL) - rln_mbox_wait(sc, txc->cmd_seq, -1); - return (ret); - } - - /* Don't wait for reply if there is nowhere to put it. */ - if (rx == NULL) - return (0); - - /* Enable interrupts if not already. */ - ien = rln_enable(sc, 1); - - /* Wait for the reply message. */ - if (rln_mbox_wait(sc, txc->cmd_seq, 4000) <= 0) { - printf("%s: lost message %c%d seq %d\n", sc->sc_dev.dv_xname, - txc->cmd_letter, txc->cmd_fn, txc->cmd_seq); - rln_enable(sc, ien); - return (-1); - } - rln_enable(sc, ien); - -#ifdef RLNDUMP - printf("%s: recv %c%d seq %d data ", sc->sc_dev.dv_xname, - rxc->cmd_letter, rxc->cmd_fn, rxc->cmd_seq); - RLNDUMPHEX(rxc, sizeof *rxc); - printf(":"); - RLNDUMPHEX(((char *)rx) + sizeof *rxc, rxlen - sizeof *rxc); - printf("\n"); -#endif - - /* Check for errors in the received message. */ - if (rxc->cmd_error & 0x80) { - printf("%s: command error 0x%02x command %c%d\n", - sc->sc_dev.dv_xname, - rxc->cmd_error & ~0x80, - rxc->cmd_letter, rxc->cmd_fn); - return (-1); - } - - return (0); -} - -/* - * Mailboxes provide a simple way to tell the interrupt - * service routine that someone is expecting a reply message. - * Mailboxes are identified by the message sequence number - * and also hold a pointer to storage supplied by the waiter. - * The interrupt service routine signals the mailbox when it - * gets the reply message. - */ - -/* Create a mailbox for filling. */ -int -rln_mbox_create(sc, seq, buf, len) - struct rln_softc * sc; - u_int8_t seq; - void * buf; - size_t len; -{ - int s; - struct rln_mbox * mb = &sc->sc_mbox[seq]; - - dprintf(" <create %d", seq); - -#ifdef DIAGNOSTIC - if (seq > RLN_NMBOX) - panic("mbox create"); -#endif - - s = splhigh(); - if (mb->mb_state != RLNMBOX_VOID) { -#ifdef DIAGNOSTIC - printf("mbox collision"); -#endif - splx(s); - return (-1); - } - mb->mb_buf = buf; - mb->mb_len = len; - mb->mb_actlen = 0; - mb->mb_state = RLNMBOX_EMPTY; - dprintf(" empty>"); - splx(s); - return (0); -} - - -/* Wait for a mailbox to be filled. */ -int -rln_mbox_wait(sc, seq, timeo) - struct rln_softc * sc; - u_int8_t seq; - int timeo; -{ - int i; - int s; - int ret; - volatile struct rln_mbox * mb = &sc->sc_mbox[seq]; - - dprintf(" <wait %d", seq); - -#ifdef DIAGNOSTIC - if (seq > RLN_NMBOX) - panic("mbox wait"); -#endif - -#if defined(RLN_TSLEEP) - if (!cold) { - tsleep((void *)mb, PRIBIO, "rlnmbox", hz * timeo / 1000); - if (mb->mb_state == RLNMBOX_FILLING) { - /* Must wait until filled. */ - s = spl0(); - while (mb->mb_state == RLNMBOX_FILLING) - ; - splx(s); - } - } else { - /* Autoconfiguration - spin at spl0. */ -#endif - s = spl0(); - i = 0; - while (mb->mb_state == RLNMBOX_EMPTY && i < timeo) { - DELAY(1000); - i++; - } - if (i) - dprintf(" %dms", i); - while (mb->mb_state == RLNMBOX_FILLING) - ; - splx(s); -#if defined(RLN_TSLEEP) - } -#endif - - s = splhigh(); - -#ifdef DIAGNOSTIC - if (mb->mb_state != RLNMBOX_EMPTY && mb->mb_state != RLNMBOX_FILLED) - panic("mbox wait %d", mb->mb_state); -#endif - ret = mb->mb_actlen; - mb->mb_state = RLNMBOX_VOID; - dprintf(" void>=%d", ret); - splx(s); - return (ret); -} - -/* Lock a mailbox for filling. */ -int -rln_mbox_lock(sc, seq, bufp, lenp) - struct rln_softc * sc; - u_int8_t seq; - void ** bufp; - size_t * lenp; -{ - int s; - struct rln_mbox * mb = &sc->sc_mbox[seq]; - - dprintf(" <lock %d", seq); - - s = splhigh(); -#ifdef DIAGNOSTIC - if (seq > RLN_NMBOX) - panic("mbox lock"); -#endif - if (mb->mb_state != RLNMBOX_EMPTY) { - splx(s); - dprintf(" ?>"); - return (-1); - } - - mb->mb_state = RLNMBOX_FILLING; - dprintf(" filling>"); - *bufp = mb->mb_buf; - *lenp = mb->mb_len; - - splx(s); - return (0); -} - -/* Unlock a mailbox and inform the waiter of the actual number of octets. */ -void -rln_mbox_unlock(sc, seq, actlen) - struct rln_softc * sc; - u_int8_t seq; - size_t actlen; -{ - int s; - struct rln_mbox * mb = &sc->sc_mbox[seq]; - - dprintf(" <unlock %d", seq); - - s = splhigh(); -#ifdef DIAGNOSTIC - if (seq > RLN_NMBOX) - panic("mbox unlock seq"); - if (mb->mb_state != RLNMBOX_FILLING) - panic("mbox unlock"); -#endif - mb->mb_state = RLNMBOX_FILLED; - dprintf(" filled>"); - mb->mb_actlen = actlen; -#if defined(RLN_TSLEEP) - wakeup(mb); -#endif - splx(s); -} - diff --git a/sys/dev/ic/rlnvar.h b/sys/dev/ic/rlnvar.h deleted file mode 100644 index e522638fcca..00000000000 --- a/sys/dev/ic/rlnvar.h +++ /dev/null @@ -1,146 +0,0 @@ -/* $OpenBSD: rlnvar.h,v 1.7 2002/06/09 03:14:18 todd Exp $ */ -/* - * David Leonard <d@openbsd.org>, 1999. Public domain. - * - * Proxim RangeLAN2 soft state copy. - */ - -#include <sys/timeout.h> - -/* - * Mailboxes are used to communicate card-initiated messages - * from the interrupt handler to other kernel threads. - */ -struct rln_mbox { - void * mb_buf; /* Message buffer */ - size_t mb_len; /* Message buffer size */ - size_t mb_actlen; /* Actual message size */ - u_int8_t mb_state; /* Mailbox state */ -#define RLNMBOX_VOID 0 -#define RLNMBOX_EMPTY 1 -#define RLNMBOX_FILLING 2 -#define RLNMBOX_FILLED 3 -}; - -#define RLN_NMBOX 0x7c /* Same as max msg seq number */ - -/* Soft state */ -struct rln_softc { - struct device sc_dev; - void *sc_ih; /* Interrupt handler */ - struct arpcom sc_arpcom; /* Ethernet common part */ - bus_space_tag_t sc_iot; /* Bus cookie */ - bus_space_handle_t sc_ioh; /* Bus i/o handle */ - struct timeout sc_timeout; - - u_int8_t sc_width; /* Bus transfer width */ - u_int8_t sc_irq; /* IRQ for card */ - - u_int16_t sc_cardtype; /* Set from config flags */ -#define RLN_CTYPE_OEM 0x01 -#define RLN_CTYPE_UISA 0x02 -#define RLN_CTYPE_ONE_PIECE 0x04 - - u_int8_t sc_intsel; /* Copy of INTSEL */ - u_int8_t sc_status; /* Copy of STATUS */ - u_int8_t sc_control; /* Copy of CONTROL */ -#ifdef RLNDEBUG_REG - u_int16_t dbg_oreg[8]; /* Last reg value written */ -#endif - - u_int8_t sc_pktseq; /* Card message seq no */ - u_int8_t sc_txseq; /* Tx packet seq no */ - - u_int16_t sc_state; /* Soft state. */ -#define RLN_STATE_SYNC 0x0001 /* Card is synchronised */ -#define RLN_STATE_NEEDINIT 0x0002 /* Card needs reset+init */ -#define RLN_STATE_PROMISC 0x0004 /* Receive all packets */ - - struct rln_mbox sc_mbox[0x80]; /* Per-message mailboxes */ - struct rln_param sc_param; /* User controlled parameters */ -}; - -#define rln_need_reset(sc) \ - (sc)->sc_state |= RLN_STATE_NEEDINIT - -/* Structure used to hold partial read state for rln_rx_pdata() */ -struct rln_pdata { - u_int8_t p_data; /* extra data read but not consumed */ - int p_nremain; /* size of unconsumed data */ -}; -#define RLN_PDATA_INIT {0,0} - -/* Structure used to hold partial transmit state for rln_msg_tx_*() */ -struct rln_msg_tx_state { - int ien; /* saved interrupt state */ - u_int8_t w; /* saved wakup state */ - struct rln_pdata pd; /* saved partial write state */ -}; - -struct rln_mm_cmd; /* fwd decl */ - -#define RLN_WAKEUP_SET 0xff -#define RLN_WAKEUP_NOCHANGE (0x80|0x10) - -void rlnconfig(struct rln_softc *); -int rlnintr(void *); -void rlninit(struct rln_softc *); -void rlnstop(struct rln_softc *); -void rlnread(struct rln_softc *, struct rln_mm_cmd *, int); -int rln_enable(struct rln_softc *, int); -int rln_reset(struct rln_softc *); -u_int8_t rln_wakeup(struct rln_softc *, u_int8_t); -int rln_rx_request(struct rln_softc *, int); -int rln_rx_data(struct rln_softc *, void *, int); -void rln_rx_pdata(struct rln_softc *, void *, int, - struct rln_pdata *); -void rln_rx_end(struct rln_softc *); -void rln_clear_nak(struct rln_softc *); -u_int8_t rln_newseq(struct rln_softc *); - -void rln_msg_tx_data(struct rln_softc *, void *, u_int16_t, - struct rln_msg_tx_state *); -int rln_msg_tx_start(struct rln_softc *, void *, int, - struct rln_msg_tx_state *); -int rln_msg_tx_end(struct rln_softc *, - struct rln_msg_tx_state *); -int rln_msg_txrx(struct rln_softc *, void *, int, - void *, int); - -int rln_mbox_create(struct rln_softc *, u_int8_t, void *, - size_t); -int rln_mbox_wait(struct rln_softc *, u_int8_t, int); -int rln_mbox_lock(struct rln_softc *, u_int8_t, void **, - size_t*); -void rln_mbox_unlock(struct rln_softc *, u_int8_t, size_t); - -/* debug all card operations */ -#ifdef RLNDEBUG -#define dprintf(fmt, args...) printf(fmt , ## args) - /* log(LOG_DEBUG, fmt , ## args) */ -#define dprinthex(buf, len) do { \ - unsigned char *_b = (unsigned char *)(buf); \ - int _i, _l=(len); \ - printf("{"); \ - for(_i = 0; _i < _l; _i++) { \ - printf("%02x", _b[_i]); \ - if (_i % 4 == 3 && _i != _l - 1) \ - printf(","); \ - } \ - printf("}"); \ -} while (0) -#else -#define dprintf(fmt, args...) /* nothing */ -#define dprinthex(buf, len) /* nothing */ -#endif - -/* debug messages to/from card. prints 4-octet groups separated by commas */ -#define RLNDUMP -#define RLNDUMPHEX(buf, buflen) do { \ - int _i; \ - for (_i = 0; _i < (buflen); _i++) { \ - printf("%02x", ((unsigned char *)(buf))[_i]); \ - if (_i != (buflen) - 1 && _i % 4 == 3) \ - printf(","); \ - } \ -} while (0) |