int
an_init(struct ifnet *ifp)
{
struct an_softc *sc = ifp->if_softc;
struct ieee80211com *ic = &sc->sc_ic;
int i, error, fid;
DPRINTF(("an_init: enabled %d\n", sc->sc_enabled));
if (!sc->sc_enabled) {
if (sc->sc_enable)
(*sc->sc_enable)(sc);
an_wait(sc);
sc->sc_enabled = 1;
} else {
an_stop(ifp, 0);
if ((error = an_reset(sc)) != 0) {
printf("%s: failed to reset\n", ifp->if_xname);
an_stop(ifp, 1);
return error;
}
}
CSR_WRITE_2(sc, AN_SW0, AN_MAGIC);
/* Allocate the TX buffers */
for (i = 0; i < AN_TX_RING_CNT; i++) {
if ((error = an_alloc_nicmem(sc, AN_TX_MAX_LEN, &fid)) != 0) {
printf("%s: failed to allocate nic memory\n",
ifp->if_xname);
an_stop(ifp, 1);
return error;
}
DPRINTF2(("an_init: txbuf %d allocated %x\n", i, fid));
sc->sc_txd[i].d_fid = fid;
sc->sc_txd[i].d_inuse = 0;
}
sc->sc_txcur = sc->sc_txnext = 0;
IEEE80211_ADDR_COPY(sc->sc_config.an_macaddr, ic->ic_myaddr);
an_swap16((u_int16_t *)&sc->sc_config.an_macaddr, 3);
sc->sc_config.an_scanmode = AN_SCANMODE_ACTIVE;
sc->sc_config.an_authtype = AN_AUTHTYPE_OPEN; /*XXX*/
if (ic->ic_flags & IEEE80211_F_WEPON) {
sc->sc_config.an_authtype |=
AN_AUTHTYPE_PRIVACY_IN_USE;
}
sc->sc_config.an_listen_interval = ic->ic_lintval;
sc->sc_config.an_beacon_period = ic->ic_lintval;
if (ic->ic_flags & IEEE80211_F_PMGTON)
sc->sc_config.an_psave_mode = AN_PSAVE_PSP;
else
sc->sc_config.an_psave_mode = AN_PSAVE_CAM;
sc->sc_config.an_ds_channel =
ieee80211_chan2ieee(ic, ic->ic_ibss_chan);
switch (ic->ic_opmode) {
case IEEE80211_M_STA:
sc->sc_config.an_opmode =
AN_OPMODE_INFRASTRUCTURE_STATION;
sc->sc_config.an_rxmode = AN_RXMODE_BC_MC_ADDR;
break;
#ifndef IEEE80211_STA_ONLY
case IEEE80211_M_IBSS:
sc->sc_config.an_opmode = AN_OPMODE_IBSS_ADHOC;
sc->sc_config.an_rxmode = AN_RXMODE_BC_MC_ADDR;
break;
#endif
case IEEE80211_M_MONITOR:
sc->sc_config.an_opmode =
AN_OPMODE_INFRASTRUCTURE_STATION;
sc->sc_config.an_rxmode =
AN_RXMODE_80211_MONITOR_ANYBSS;
sc->sc_config.an_authtype = AN_AUTHTYPE_NONE;
if (ic->ic_flags & IEEE80211_F_WEPON)
sc->sc_config.an_authtype |=
AN_AUTHTYPE_PRIVACY_IN_USE |
AN_AUTHTYPE_ALLOW_UNENCRYPTED;
break;
default:
printf("%s: bad opmode %d\n", ifp->if_xname, ic->ic_opmode);
an_stop(ifp, 1);
return EIO;
}
sc->sc_config.an_rxmode |= AN_RXMODE_NO_8023_HEADER;
/* Set the ssid list */
memset(&sc->sc_buf, 0, sizeof(sc->sc_buf.sc_ssidlist));
sc->sc_buf.sc_ssidlist.an_entry[0].an_ssid_len =
ic->ic_des_esslen;
if (ic->ic_des_esslen)
memcpy(sc->sc_buf.sc_ssidlist.an_entry[0].an_ssid,
ic->ic_des_essid, ic->ic_des_esslen);
an_swap16((u_int16_t *)&sc->sc_buf.sc_ssidlist.an_entry[0].an_ssid, 16);
if ((error = an_write_rid(sc, AN_RID_SSIDLIST, &sc->sc_buf,
sizeof(sc->sc_buf.sc_ssidlist)))) {
printf("%s: failed to write ssid list\n", ifp->if_xname);
an_stop(ifp, 1);
return error;
}
/* Set the AP list */
memset(&sc->sc_buf, 0, sizeof(sc->sc_buf.sc_aplist));
(void)an_write_rid(sc, AN_RID_APLIST, &sc->sc_buf,
sizeof(sc->sc_buf.sc_aplist));
/* Set the encapsulation */
for (i = 0; i < AN_ENCAP_NENTS; i++) {
sc->sc_buf.sc_encap.an_entry[i].an_ethertype = 0;
sc->sc_buf.sc_encap.an_entry[i].an_action =
AN_RXENCAP_RFC1024 | AN_TXENCAP_RFC1024;
}
(void)an_write_rid(sc, AN_RID_ENCAP, &sc->sc_buf,
sizeof(sc->sc_buf.sc_encap));
/* Set the WEP Keys */
if (ic->ic_flags & IEEE80211_F_WEPON)
an_write_wepkey(sc, AN_RID_WEP_VOLATILE, sc->sc_wepkeys,
sc->sc_tx_key);
/* Set the configuration */
if ((error = an_write_rid(sc, AN_RID_GENCONFIG, &sc->sc_config,
sizeof(sc->sc_config)))) {
printf("%s: failed to write config\n", ifp->if_xname);
an_stop(ifp, 1);
return error;
}
/* Enable the MAC */
if (an_cmd(sc, AN_CMD_ENABLE, 0)) {
printf("%s: failed to enable MAC\n", sc->sc_dev.dv_xname);
an_stop(ifp, 1);
return ENXIO;
}
if (ifp->if_flags & IFF_PROMISC)
an_cmd(sc, AN_CMD_SET_MODE, 0xffff);
ifp->if_flags |= IFF_RUNNING;
ifq_clr_oactive(&ifp->if_snd);
ic->ic_state = IEEE80211_S_INIT;
if (ic->ic_opmode == IEEE80211_M_MONITOR)
ieee80211_new_state(ic, IEEE80211_S_RUN, -1);
/* enable interrupts */
CSR_WRITE_2(sc, AN_INT_EN, AN_INTRS);
return 0;
}
int
an_set_nwkey_wep(struct an_softc *sc, struct ieee80211_nwkey *nwkey)
{
int i, txkey, anysetkey, needreset, error;
struct an_wepkey keys[IEEE80211_WEP_NKID];
error = 0;
memset(keys, 0, sizeof(keys));
anysetkey = needreset = 0;
/* load argument and sanity check */
for (i = 0; i < IEEE80211_WEP_NKID; i++) {
keys[i].an_wep_keylen = nwkey->i_key[i].i_keylen;
if (keys[i].an_wep_keylen < 0)
continue;
if (keys[i].an_wep_keylen != 0 &&
keys[i].an_wep_keylen < IEEE80211_WEP_KEYLEN)
return EINVAL;
if (keys[i].an_wep_keylen > sizeof(keys[i].an_wep_key))
return EINVAL;
if ((error = copyin(nwkey->i_key[i].i_keydat,
keys[i].an_wep_key, keys[i].an_wep_keylen)) != 0)
return error;
anysetkey++;
}
txkey = nwkey->i_defkid - 1;
if (txkey >= 0) {
if (txkey >= IEEE80211_WEP_NKID)
return EINVAL;
/* default key must have a valid value */
if (keys[txkey].an_wep_keylen == 0 ||
(keys[txkey].an_wep_keylen < 0 &&
sc->sc_perskeylen[txkey] == 0))
return EINVAL;
anysetkey++;
}
DPRINTF(("an_set_nwkey_wep: %s: %sold(%d:%d,%d,%d,%d) "
"pers(%d:%d,%d,%d,%d) new(%d:%d,%d,%d,%d)\n",
sc->sc_dev.dv_xname,
((nwkey->i_wepon & IEEE80211_NWKEY_PERSIST) ? "persist: " : ""),
sc->sc_tx_key,
sc->sc_wepkeys[0].an_wep_keylen, sc->sc_wepkeys[1].an_wep_keylen,
sc->sc_wepkeys[2].an_wep_keylen, sc->sc_wepkeys[3].an_wep_keylen,
sc->sc_tx_perskey,
sc->sc_perskeylen[0], sc->sc_perskeylen[1],
sc->sc_perskeylen[2], sc->sc_perskeylen[3],
txkey,
keys[0].an_wep_keylen, keys[1].an_wep_keylen,
keys[2].an_wep_keylen, keys[3].an_wep_keylen));
if (!(nwkey->i_wepon & IEEE80211_NWKEY_PERSIST)) {
/* set temporary keys */
sc->sc_tx_key = txkey;
for (i = 0; i < IEEE80211_WEP_NKID; i++) {
if (keys[i].an_wep_keylen < 0)
continue;
memcpy(&sc->sc_wepkeys[i], &keys[i], sizeof(keys[i]));
}
} else {
/* set persist keys */
if (anysetkey) {
/* prepare to write nvram */
if (!sc->sc_enabled) {
if (sc->sc_enable)
(*sc->sc_enable)(sc);
an_wait(sc);
sc->sc_enabled = 1;
error = an_write_wepkey(sc,
AN_RID_WEP_PERSISTENT, keys, txkey);
if (sc->sc_disable)
(*sc->sc_disable)(sc);
sc->sc_enabled = 0;
} else {
an_cmd(sc, AN_CMD_DISABLE, 0);
error = an_write_wepkey(sc,
AN_RID_WEP_PERSISTENT, keys, txkey);
an_cmd(sc, AN_CMD_ENABLE, 0);
}
if (error)
return error;
}
if (txkey >= 0)
sc->sc_tx_perskey = txkey;
if (sc->sc_tx_key >= 0) {
sc->sc_tx_key = -1;
needreset++;
}
for (i = 0; i < IEEE80211_WEP_NKID; i++) {
if (sc->sc_wepkeys[i].an_wep_keylen >= 0) {
memset(&sc->sc_wepkeys[i].an_wep_key, 0,
sizeof(sc->sc_wepkeys[i].an_wep_key));
sc->sc_wepkeys[i].an_wep_keylen = -1;
needreset++;
}
if (keys[i].an_wep_keylen >= 0)
sc->sc_perskeylen[i] = keys[i].an_wep_keylen;
}
}
if (needreset) {
/* firmware restart to reload persistent key */
an_reset(sc);
}
if (anysetkey || needreset)
error = ENETRESET;
return error;
}
int
an_attach(struct an_softc *sc)
{
struct ieee80211com *ic = &sc->sc_ic;
struct ifnet *ifp = &ic->ic_if;
int i;
struct an_rid_wepkey *akey;
int buflen, kid, rid;
int chan, chan_min, chan_max;
sc->sc_invalid = 0;
/* disable interrupts */
CSR_WRITE_2(sc, AN_INT_EN, 0);
CSR_WRITE_2(sc, AN_EVENT_ACK, 0xffff);
// an_wait(sc);
if (an_reset(sc) != 0) {
sc->sc_invalid = 1;
return 1;
}
/* Load factory config */
if (an_cmd(sc, AN_CMD_READCFG, 0) != 0) {
printf("%s: failed to load config data\n",
sc->sc_dev.dv_xname);
return (EIO);
}
/* Read the current configuration */
buflen = sizeof(sc->sc_config);
if (an_read_rid(sc, AN_RID_GENCONFIG, &sc->sc_config, &buflen) != 0) {
printf("%s: read config failed\n", sc->sc_dev.dv_xname);
return(EIO);
}
an_swap16((u_int16_t *)&sc->sc_config.an_macaddr, 3);
/* Read the card capabilities */
buflen = sizeof(sc->sc_caps);
if (an_read_rid(sc, AN_RID_CAPABILITIES, &sc->sc_caps, &buflen) != 0) {
printf("%s: read caps failed\n", sc->sc_dev.dv_xname);
return(EIO);
}
an_swap16((u_int16_t *)&sc->sc_caps.an_oemaddr, 3);
an_swap16((u_int16_t *)&sc->sc_caps.an_rates, 4);
/* Read WEP settings from persistent memory */
akey = &sc->sc_buf.sc_wepkey;
buflen = sizeof(struct an_rid_wepkey);
rid = AN_RID_WEP_VOLATILE; /* first persistent key */
while (an_read_rid(sc, rid, akey, &buflen) == 0) {
an_swap16((u_int16_t *)&akey->an_mac_addr, 3);
an_swap16((u_int16_t *)&akey->an_key, 8);
kid = akey->an_key_index;
DPRINTF(("an_attach: wep rid=0x%x len=%d(%d) index=0x%04x "
"mac[0]=%02x keylen=%d\n",
rid, buflen, sizeof(*akey), kid,
akey->an_mac_addr[0], akey->an_key_len));
if (kid == 0xffff) {
sc->sc_tx_perskey = akey->an_mac_addr[0];
sc->sc_tx_key = -1;
break;
}
if (kid >= IEEE80211_WEP_NKID)
break;
sc->sc_perskeylen[kid] = akey->an_key_len;
sc->sc_wepkeys[kid].an_wep_keylen = -1;
rid = AN_RID_WEP_PERSISTENT; /* for next key */
buflen = sizeof(struct an_rid_wepkey);
}
IEEE80211_ADDR_COPY(ic->ic_myaddr, sc->sc_caps.an_oemaddr);
bcopy(sc->sc_dev.dv_xname, ifp->if_xname, IFNAMSIZ);
printf("%s: Firmware %x.%02x.%02x, Radio: ", ifp->if_xname,
sc->sc_caps.an_fwrev >> 8,
sc->sc_caps.an_fwrev & 0xff,
sc->sc_caps.an_fwsubrev);
if (sc->sc_config.an_radiotype & AN_RADIOTYPE_80211_FH)
printf("802.11 FH");
else if (sc->sc_config.an_radiotype & AN_RADIOTYPE_80211_DS)
printf("802.11 DS");
else if (sc->sc_config.an_radiotype & AN_RADIOTYPE_LM2000_DS)
printf("LM2000 DS");
else
printf("unknown (%x)", sc->sc_config.an_radiotype);
printf(", address %s\n", ether_sprintf(ic->ic_myaddr));
ifp->if_softc = sc;
ifp->if_flags = IFF_BROADCAST | IFF_SIMPLEX | IFF_MULTICAST;
ifp->if_ioctl = an_ioctl;
ifp->if_start = an_start;
ifp->if_watchdog = an_watchdog;
ic->ic_phytype = IEEE80211_T_DS;
ic->ic_opmode = IEEE80211_M_STA;
ic->ic_caps = IEEE80211_C_WEP | IEEE80211_C_PMGT | IEEE80211_C_MONITOR;
#ifndef IEEE80211_STA_ONLY
ic->ic_caps |= IEEE80211_C_IBSS;
#endif
ic->ic_state = IEEE80211_S_INIT;
IEEE80211_ADDR_COPY(ic->ic_myaddr, sc->sc_caps.an_oemaddr);
switch (sc->sc_caps.an_regdomain) {
default:
case AN_REGDOMAIN_USA:
case AN_REGDOMAIN_CANADA:
chan_min = 1; chan_max = 11; break;
case AN_REGDOMAIN_EUROPE:
case AN_REGDOMAIN_AUSTRALIA:
chan_min = 1; chan_max = 13; break;
case AN_REGDOMAIN_JAPAN:
chan_min = 14; chan_max = 14; break;
case AN_REGDOMAIN_SPAIN:
chan_min = 10; chan_max = 11; break;
case AN_REGDOMAIN_FRANCE:
chan_min = 10; chan_max = 13; break;
case AN_REGDOMAIN_JAPANWIDE:
chan_min = 1; chan_max = 14; break;
}
for (chan = chan_min; chan <= chan_max; chan++) {
ic->ic_channels[chan].ic_freq =
ieee80211_ieee2mhz(chan, IEEE80211_CHAN_2GHZ);
ic->ic_channels[chan].ic_flags = IEEE80211_CHAN_B;
}
ic->ic_ibss_chan = &ic->ic_channels[chan_min];
/* Find supported rate */
for (i = 0; i < sizeof(sc->sc_caps.an_rates); i++) {
if (sc->sc_caps.an_rates[i] == 0)
continue;
ic->ic_sup_rates[IEEE80211_MODE_11B].rs_rates[
ic->ic_sup_rates[IEEE80211_MODE_11B].rs_nrates++] =
sc->sc_caps.an_rates[i];
}
/*
* Call MI attach routine.
*/
if_attach(ifp);
ieee80211_ifattach(ifp);
sc->sc_newstate = ic->ic_newstate;
ic->ic_newstate = an_newstate;
ieee80211_media_init(ifp, an_media_change, an_media_status);
#if NBPFILTER > 0
bzero(&sc->sc_rxtapu, sizeof(sc->sc_rxtapu));
sc->sc_rxtap.ar_ihdr.it_len = sizeof(sc->sc_rxtapu);
sc->sc_rxtap.ar_ihdr.it_present = AN_RX_RADIOTAP_PRESENT;
bzero(&sc->sc_txtapu, sizeof(sc->sc_txtapu));
sc->sc_txtap.at_ihdr.it_len = sizeof(sc->sc_txtapu);
sc->sc_txtap.at_ihdr.it_present = AN_TX_RADIOTAP_PRESENT;
bpfattach(&sc->sc_drvbpf, ifp, DLT_IEEE802_11_RADIO,
sizeof(struct ieee80211_frame) + 64);
#endif
sc->sc_attached = 1;
return(0);
}
int
an_attach(struct an_softc *sc)
{
struct ieee80211com *ic = &sc->sc_ic;
struct ifnet *ifp = &sc->sc_if;
int i, s;
struct an_rid_wepkey *akey;
int buflen, kid, rid;
int chan, chan_min, chan_max;
s = splnet();
sc->sc_invalid = 0;
an_wait(sc);
if (an_reset(sc) != 0) {
sc->sc_invalid = 1;
splx(s);
return 1;
}
/* Load factory config */
if (an_cmd(sc, AN_CMD_READCFG, 0) != 0) {
splx(s);
aprint_error_dev(sc->sc_dev, "failed to load config data\n");
return 1;
}
/* Read the current configuration */
buflen = sizeof(sc->sc_config);
if (an_read_rid(sc, AN_RID_GENCONFIG, &sc->sc_config, &buflen) != 0) {
splx(s);
aprint_error_dev(sc->sc_dev, "read config failed\n");
return 1;
}
/* Read the card capabilities */
buflen = sizeof(sc->sc_caps);
if (an_read_rid(sc, AN_RID_CAPABILITIES, &sc->sc_caps, &buflen) != 0) {
splx(s);
aprint_error_dev(sc->sc_dev, "read caps failed\n");
return 1;
}
#ifdef AN_DEBUG
if (an_debug) {
static const int dumprid[] = {
AN_RID_GENCONFIG, AN_RID_CAPABILITIES, AN_RID_SSIDLIST,
AN_RID_APLIST, AN_RID_STATUS, AN_RID_ENCAP
};
for (rid = 0; rid < sizeof(dumprid)/sizeof(dumprid[0]); rid++) {
buflen = sizeof(sc->sc_buf);
if (an_read_rid(sc, dumprid[rid], &sc->sc_buf, &buflen)
!= 0)
continue;
printf("%04x (%d):\n", dumprid[rid], buflen);
for (i = 0; i < (buflen + 1) / 2; i++)
printf(" %04x", sc->sc_buf.sc_val[i]);
printf("\n");
}
}
#endif
/* Read WEP settings from persistent memory */
akey = &sc->sc_buf.sc_wepkey;
buflen = sizeof(struct an_rid_wepkey);
rid = AN_RID_WEP_VOLATILE; /* first persistent key */
while (an_read_rid(sc, rid, akey, &buflen) == 0) {
kid = le16toh(akey->an_key_index);
DPRINTF(("an_attach: wep rid=0x%x len=%d(%zu) index=0x%04x "
"mac[0]=%02x keylen=%d\n",
rid, buflen, sizeof(*akey), kid,
akey->an_mac_addr[0], le16toh(akey->an_key_len)));
if (kid == 0xffff) {
sc->sc_tx_perskey = akey->an_mac_addr[0];
sc->sc_tx_key = -1;
break;
}
if (kid >= IEEE80211_WEP_NKID)
break;
sc->sc_perskeylen[kid] = le16toh(akey->an_key_len);
sc->sc_wepkeys[kid].an_wep_keylen = -1;
rid = AN_RID_WEP_PERSISTENT; /* for next key */
buflen = sizeof(struct an_rid_wepkey);
}
aprint_normal_dev(sc->sc_dev, "%s %s (firmware %s)\n",
sc->sc_caps.an_manufname, sc->sc_caps.an_prodname,
sc->sc_caps.an_prodvers);
memcpy(ifp->if_xname, device_xname(sc->sc_dev), IFNAMSIZ);
ifp->if_softc = sc;
ifp->if_flags = IFF_BROADCAST | IFF_NOTRAILERS | IFF_SIMPLEX |
IFF_MULTICAST | IFF_ALLMULTI;
ifp->if_ioctl = an_ioctl;
ifp->if_start = an_start;
ifp->if_init = an_init;
ifp->if_stop = an_stop;
ifp->if_watchdog = an_watchdog;
IFQ_SET_READY(&ifp->if_snd);
ic->ic_ifp = ifp;
ic->ic_phytype = IEEE80211_T_DS;
ic->ic_opmode = IEEE80211_M_STA;
ic->ic_caps = IEEE80211_C_WEP | IEEE80211_C_PMGT | IEEE80211_C_IBSS |
IEEE80211_C_MONITOR;
ic->ic_state = IEEE80211_S_INIT;
IEEE80211_ADDR_COPY(ic->ic_myaddr, sc->sc_caps.an_oemaddr);
switch (le16toh(sc->sc_caps.an_regdomain)) {
default:
case AN_REGDOMAIN_USA:
case AN_REGDOMAIN_CANADA:
chan_min = 1; chan_max = 11; break;
case AN_REGDOMAIN_EUROPE:
case AN_REGDOMAIN_AUSTRALIA:
chan_min = 1; chan_max = 13; break;
case AN_REGDOMAIN_JAPAN:
chan_min = 14; chan_max = 14; break;
case AN_REGDOMAIN_SPAIN:
chan_min = 10; chan_max = 11; break;
case AN_REGDOMAIN_FRANCE:
chan_min = 10; chan_max = 13; break;
case AN_REGDOMAIN_JAPANWIDE:
chan_min = 1; chan_max = 14; break;
}
for (chan = chan_min; chan <= chan_max; chan++) {
ic->ic_channels[chan].ic_freq =
ieee80211_ieee2mhz(chan, IEEE80211_CHAN_2GHZ);
ic->ic_channels[chan].ic_flags = IEEE80211_CHAN_B;
}
ic->ic_ibss_chan = &ic->ic_channels[chan_min];
aprint_normal("%s: 802.11 address: %s, channel: %d-%d\n",
ifp->if_xname, ether_sprintf(ic->ic_myaddr), chan_min, chan_max);
/* Find supported rate */
for (i = 0; i < sizeof(sc->sc_caps.an_rates); i++) {
if (sc->sc_caps.an_rates[i] == 0)
continue;
ic->ic_sup_rates[IEEE80211_MODE_11B].rs_rates[
ic->ic_sup_rates[IEEE80211_MODE_11B].rs_nrates++] =
sc->sc_caps.an_rates[i];
}
/*
* Call MI attach routine.
*/
if_attach(ifp);
ieee80211_ifattach(ic);
sc->sc_newstate = ic->ic_newstate;
ic->ic_newstate = an_newstate;
ieee80211_media_init(ic, an_media_change, an_media_status);
/*
* radiotap BPF device
*/
#if NBPFILTER > 0
bpfattach2(ifp, DLT_IEEE802_11_RADIO,
sizeof(struct ieee80211_frame) + 64, &sc->sc_drvbpf);
#endif
memset(&sc->sc_rxtapu, 0, sizeof(sc->sc_rxtapu));
sc->sc_rxtap.ar_ihdr.it_len = htole16(sizeof(sc->sc_rxtapu));
sc->sc_rxtap.ar_ihdr.it_present = htole32(AN_RX_RADIOTAP_PRESENT);
memset(&sc->sc_txtapu, 0, sizeof(sc->sc_txtapu));
sc->sc_txtap.at_ihdr.it_len = htole16(sizeof(sc->sc_txtapu));
sc->sc_txtap.at_ihdr.it_present = htole32(AN_TX_RADIOTAP_PRESENT);
sc->sc_attached = 1;
splx(s);
ieee80211_announce(ic);
return 0;
}
