SecBSD/src
2
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions
src/sys/dev/ic/bwfm.c
purplerain f57be82572
sync
2023-07-10 00:10:46 +00:00

3255 lines
86 KiB
C
Raw Blame History

/* $OpenBSD: bwfm.c,v 1.109 2023/03/28 14:01:42 jsg Exp $ */
/*
* Copyright (c) 2010-2016 Broadcom Corporation
* Copyright (c) 2016,2017 Patrick Wildt <patrick@blueri.se>
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include "bpfilter.h"
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/buf.h>
#include <sys/kernel.h>
#include <sys/malloc.h>
#include <sys/device.h>
#include <sys/queue.h>
#include <sys/socket.h>
#include <sys/sockio.h>
#if defined(__HAVE_FDT)
#include <machine/fdt.h>
#include <dev/ofw/openfirm.h>
#endif
#if NBPFILTER > 0
#include <net/bpf.h>
#endif
#include <net/if.h>
#include <net/if_dl.h>
#include <net/if_media.h>
#include <netinet/in.h>
#include <netinet/if_ether.h>
#include <net80211/ieee80211_var.h>
#include <dev/ic/bwfmvar.h>
#include <dev/ic/bwfmreg.h>
/* #define BWFM_DEBUG */
#ifdef BWFM_DEBUG
#define DPRINTF(x) do { if (bwfm_debug > 0) printf x; } while (0)
#define DPRINTFN(n, x) do { if (bwfm_debug >= (n)) printf x; } while (0)
static int bwfm_debug = 1;
#else
#define DPRINTF(x) do { ; } while (0)
#define DPRINTFN(n, x) do { ; } while (0)
#endif
#define DEVNAME(sc) ((sc)->sc_dev.dv_xname)
void bwfm_start(struct ifnet *);
void bwfm_init(struct ifnet *);
void bwfm_stop(struct ifnet *);
void bwfm_iff(struct bwfm_softc *);
void bwfm_watchdog(struct ifnet *);
void bwfm_update_node(void *, struct ieee80211_node *);
void bwfm_update_nodes(struct bwfm_softc *);
int bwfm_ioctl(struct ifnet *, u_long, caddr_t);
int bwfm_media_change(struct ifnet *);
void bwfm_init_board_type(struct bwfm_softc *);
void bwfm_process_blob(struct bwfm_softc *, char *, u_char **, size_t *);
int bwfm_chip_attach(struct bwfm_softc *);
void bwfm_chip_detach(struct bwfm_softc *);
struct bwfm_core *bwfm_chip_get_core_idx(struct bwfm_softc *, int, int);
struct bwfm_core *bwfm_chip_get_core(struct bwfm_softc *, int);
struct bwfm_core *bwfm_chip_get_pmu(struct bwfm_softc *);
int bwfm_chip_ai_isup(struct bwfm_softc *, struct bwfm_core *);
void bwfm_chip_ai_disable(struct bwfm_softc *, struct bwfm_core *,
uint32_t, uint32_t);
void bwfm_chip_ai_reset(struct bwfm_softc *, struct bwfm_core *,
uint32_t, uint32_t, uint32_t);
void bwfm_chip_dmp_erom_scan(struct bwfm_softc *);
int bwfm_chip_dmp_get_regaddr(struct bwfm_softc *, uint32_t *,
uint32_t *, uint32_t *);
int bwfm_chip_cr4_set_active(struct bwfm_softc *, uint32_t);
void bwfm_chip_cr4_set_passive(struct bwfm_softc *);
int bwfm_chip_ca7_set_active(struct bwfm_softc *, uint32_t);
void bwfm_chip_ca7_set_passive(struct bwfm_softc *);
int bwfm_chip_cm3_set_active(struct bwfm_softc *);
void bwfm_chip_cm3_set_passive(struct bwfm_softc *);
void bwfm_chip_socram_ramsize(struct bwfm_softc *, struct bwfm_core *);
void bwfm_chip_sysmem_ramsize(struct bwfm_softc *, struct bwfm_core *);
void bwfm_chip_tcm_ramsize(struct bwfm_softc *, struct bwfm_core *);
void bwfm_chip_tcm_rambase(struct bwfm_softc *);
int bwfm_proto_bcdc_query_dcmd(struct bwfm_softc *, int,
int, char *, size_t *);
int bwfm_proto_bcdc_set_dcmd(struct bwfm_softc *, int,
int, char *, size_t);
void bwfm_proto_bcdc_rx(struct bwfm_softc *, struct mbuf *,
struct mbuf_list *);
int bwfm_proto_bcdc_txctl(struct bwfm_softc *, int, char *, size_t *);
void bwfm_proto_bcdc_rxctl(struct bwfm_softc *, char *, size_t);
int bwfm_fwvar_cmd_get_data(struct bwfm_softc *, int, void *, size_t);
int bwfm_fwvar_cmd_set_data(struct bwfm_softc *, int, void *, size_t);
int bwfm_fwvar_cmd_get_int(struct bwfm_softc *, int, uint32_t *);
int bwfm_fwvar_cmd_set_int(struct bwfm_softc *, int, uint32_t);
int bwfm_fwvar_var_get_data(struct bwfm_softc *, char *, void *, size_t);
int bwfm_fwvar_var_set_data(struct bwfm_softc *, char *, void *, size_t);
int bwfm_fwvar_var_get_int(struct bwfm_softc *, char *, uint32_t *);
int bwfm_fwvar_var_set_int(struct bwfm_softc *, char *, uint32_t);
uint32_t bwfm_chan2spec(struct bwfm_softc *, struct ieee80211_channel *);
uint32_t bwfm_chan2spec_d11n(struct bwfm_softc *, struct ieee80211_channel *);
uint32_t bwfm_chan2spec_d11ac(struct bwfm_softc *, struct ieee80211_channel *);
uint32_t bwfm_spec2chan(struct bwfm_softc *, uint32_t);
uint32_t bwfm_spec2chan_d11n(struct bwfm_softc *, uint32_t);
uint32_t bwfm_spec2chan_d11ac(struct bwfm_softc *, uint32_t);
void bwfm_connect(struct bwfm_softc *);
#ifndef IEEE80211_STA_ONLY
void bwfm_hostap(struct bwfm_softc *);
#endif
void bwfm_scan(struct bwfm_softc *);
void bwfm_scan_abort(struct bwfm_softc *);
void bwfm_task(void *);
void bwfm_do_async(struct bwfm_softc *,
void (*)(struct bwfm_softc *, void *), void *, int);
int bwfm_set_key(struct ieee80211com *, struct ieee80211_node *,
struct ieee80211_key *);
void bwfm_delete_key(struct ieee80211com *, struct ieee80211_node *,
struct ieee80211_key *);
int bwfm_send_mgmt(struct ieee80211com *, struct ieee80211_node *,
int, int, int);
int bwfm_newstate(struct ieee80211com *, enum ieee80211_state, int);
void bwfm_set_key_cb(struct bwfm_softc *, void *);
void bwfm_delete_key_cb(struct bwfm_softc *, void *);
void bwfm_rx_event_cb(struct bwfm_softc *, struct mbuf *);
struct mbuf *bwfm_newbuf(void);
#ifndef IEEE80211_STA_ONLY
void bwfm_rx_auth_ind(struct bwfm_softc *, struct bwfm_event *, size_t);
void bwfm_rx_assoc_ind(struct bwfm_softc *, struct bwfm_event *, size_t, int);
void bwfm_rx_deauth_ind(struct bwfm_softc *, struct bwfm_event *, size_t);
void bwfm_rx_disassoc_ind(struct bwfm_softc *, struct bwfm_event *, size_t);
void bwfm_rx_leave_ind(struct bwfm_softc *, struct bwfm_event *, size_t, int);
#endif
void bwfm_rx_event(struct bwfm_softc *, struct mbuf *);
void bwfm_scan_node(struct bwfm_softc *, struct bwfm_bss_info *, size_t);
extern void ieee80211_node2req(struct ieee80211com *,
const struct ieee80211_node *, struct ieee80211_nodereq *);
extern void ieee80211_req2node(struct ieee80211com *,
const struct ieee80211_nodereq *, struct ieee80211_node *);
uint8_t bwfm_2ghz_channels[] = {
1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13,
};
uint8_t bwfm_5ghz_channels[] = {
34, 36, 38, 40, 42, 44, 46, 48, 52, 56, 60, 64, 100, 104, 108, 112,
116, 120, 124, 128, 132, 136, 140, 144, 149, 153, 157, 161, 165,
};
struct bwfm_proto_ops bwfm_proto_bcdc_ops = {
.proto_query_dcmd = bwfm_proto_bcdc_query_dcmd,
.proto_set_dcmd = bwfm_proto_bcdc_set_dcmd,
.proto_rx = bwfm_proto_bcdc_rx,
.proto_rxctl = bwfm_proto_bcdc_rxctl,
};
struct cfdriver bwfm_cd = {
NULL, "bwfm", DV_IFNET
};
void
bwfm_attach(struct bwfm_softc *sc)
{
struct ieee80211com *ic = &sc->sc_ic;
struct ifnet *ifp = &ic->ic_if;
TAILQ_INIT(&sc->sc_bcdc_rxctlq);
/* Init host async commands ring. */
sc->sc_cmdq.cur = sc->sc_cmdq.next = sc->sc_cmdq.queued = 0;
sc->sc_taskq = taskq_create(DEVNAME(sc), 1, IPL_SOFTNET, 0);
task_set(&sc->sc_task, bwfm_task, sc);
ml_init(&sc->sc_evml);
ic->ic_phytype = IEEE80211_T_OFDM; /* not only, but not used */
ic->ic_opmode = IEEE80211_M_STA; /* default to BSS mode */
ic->ic_state = IEEE80211_S_INIT;
ic->ic_caps =
IEEE80211_C_WEP |
#ifndef IEEE80211_STA_ONLY
IEEE80211_C_HOSTAP | /* Access Point */
#endif
IEEE80211_C_RSN | /* WPA/RSN */
IEEE80211_C_SCANALL | /* device scans all channels at once */
IEEE80211_C_SCANALLBAND; /* device scans all bands at once */
/* IBSS channel undefined for now. */
ic->ic_ibss_chan = &ic->ic_channels[0];
ifp->if_softc = sc;
ifp->if_flags = IFF_BROADCAST | IFF_SIMPLEX | IFF_MULTICAST;
ifp->if_ioctl = bwfm_ioctl;
ifp->if_start = bwfm_start;
ifp->if_watchdog = bwfm_watchdog;
memcpy(ifp->if_xname, DEVNAME(sc), IFNAMSIZ);
if_attach(ifp);
ieee80211_ifattach(ifp);
sc->sc_newstate = ic->ic_newstate;
ic->ic_newstate = bwfm_newstate;
ic->ic_send_mgmt = bwfm_send_mgmt;
ic->ic_set_key = bwfm_set_key;
ic->ic_delete_key = bwfm_delete_key;
ieee80211_media_init(ifp, bwfm_media_change, ieee80211_media_status);
}
void
bwfm_attachhook(struct device *self)
{
struct bwfm_softc *sc = (struct bwfm_softc *)self;
if (sc->sc_bus_ops->bs_preinit != NULL &&
sc->sc_bus_ops->bs_preinit(sc))
return;
if (bwfm_preinit(sc))
return;
sc->sc_initialized = 1;
}
int
bwfm_preinit(struct bwfm_softc *sc)
{
struct ieee80211com *ic = &sc->sc_ic;
struct ifnet *ifp = &ic->ic_if;
int i, j, nbands, nmode, vhtmode;
uint32_t bandlist[3], tmp;
if (sc->sc_initialized)
return 0;
if (bwfm_fwvar_cmd_get_int(sc, BWFM_C_GET_VERSION, &tmp)) {
printf("%s: could not read io type\n", DEVNAME(sc));
return 1;
} else
sc->sc_io_type = tmp;
if (bwfm_fwvar_var_get_data(sc, "cur_etheraddr", ic->ic_myaddr,
sizeof(ic->ic_myaddr))) {
printf("%s: could not read mac address\n", DEVNAME(sc));
return 1;
}
printf("%s: address %s\n", DEVNAME(sc), ether_sprintf(ic->ic_myaddr));
bwfm_process_blob(sc, "clmload", &sc->sc_clm, &sc->sc_clmsize);
bwfm_process_blob(sc, "txcapload", &sc->sc_txcap, &sc->sc_txcapsize);
bwfm_process_blob(sc, "calload", &sc->sc_cal, &sc->sc_calsize);
if (bwfm_fwvar_var_get_int(sc, "nmode", &nmode))
nmode = 0;
if (bwfm_fwvar_var_get_int(sc, "vhtmode", &vhtmode))
vhtmode = 0;
if (bwfm_fwvar_var_get_int(sc, "scan_ver", &sc->sc_scan_ver))
sc->sc_scan_ver = 0;
if (bwfm_fwvar_cmd_get_data(sc, BWFM_C_GET_BANDLIST, bandlist,
sizeof(bandlist))) {
printf("%s: couldn't get supported band list\n", DEVNAME(sc));
return 1;
}
nbands = letoh32(bandlist[0]);
for (i = 1; i <= nbands && i < nitems(bandlist); i++) {
switch (letoh32(bandlist[i])) {
case BWFM_BAND_2G:
DPRINTF(("%s: 2G HT %d VHT %d\n",
DEVNAME(sc), nmode, vhtmode));
ic->ic_sup_rates[IEEE80211_MODE_11B] =
ieee80211_std_rateset_11b;
ic->ic_sup_rates[IEEE80211_MODE_11G] =
ieee80211_std_rateset_11g;
for (j = 0; j < nitems(bwfm_2ghz_channels); j++) {
uint8_t chan = bwfm_2ghz_channels[j];
ic->ic_channels[chan].ic_freq =
ieee80211_ieee2mhz(chan, IEEE80211_CHAN_2GHZ);
ic->ic_channels[chan].ic_flags =
IEEE80211_CHAN_CCK | IEEE80211_CHAN_OFDM |
IEEE80211_CHAN_DYN | IEEE80211_CHAN_2GHZ;
if (nmode)
ic->ic_channels[chan].ic_flags |=
IEEE80211_CHAN_HT;
/* VHT is 5GHz only */
}
break;
case BWFM_BAND_5G:
DPRINTF(("%s: 5G HT %d VHT %d\n",
DEVNAME(sc), nmode, vhtmode));
ic->ic_sup_rates[IEEE80211_MODE_11A] =
ieee80211_std_rateset_11a;
for (j = 0; j < nitems(bwfm_5ghz_channels); j++) {
uint8_t chan = bwfm_5ghz_channels[j];
ic->ic_channels[chan].ic_freq =
ieee80211_ieee2mhz(chan, IEEE80211_CHAN_5GHZ);
ic->ic_channels[chan].ic_flags =
IEEE80211_CHAN_A;
if (nmode)
ic->ic_channels[chan].ic_flags |=
IEEE80211_CHAN_HT;
if (vhtmode)
ic->ic_channels[chan].ic_flags |=
IEEE80211_CHAN_VHT;
}
break;
default:
printf("%s: unsupported band 0x%x\n", DEVNAME(sc),
letoh32(bandlist[i]));
break;
}
}
/* Configure channel information obtained from firmware. */
ieee80211_channel_init(ifp);
/* Configure MAC address. */
if (if_setlladdr(ifp, ic->ic_myaddr))
printf("%s: could not set MAC address\n", DEVNAME(sc));
ieee80211_media_init(ifp, bwfm_media_change, ieee80211_media_status);
return 0;
}
void
bwfm_cleanup(struct bwfm_softc *sc)
{
bwfm_chip_detach(sc);
sc->sc_initialized = 0;
}
int
bwfm_detach(struct bwfm_softc *sc, int flags)
{
struct ieee80211com *ic = &sc->sc_ic;
struct ifnet *ifp = &ic->ic_if;
task_del(sc->sc_taskq, &sc->sc_task);
ieee80211_ifdetach(ifp);
taskq_barrier(sc->sc_taskq);
if_detach(ifp);
taskq_destroy(sc->sc_taskq);
bwfm_cleanup(sc);
return 0;
}
int
bwfm_activate(struct bwfm_softc *sc, int act)
{
struct ieee80211com *ic = &sc->sc_ic;
struct ifnet *ifp = &ic->ic_if;
switch (act) {
case DVACT_QUIESCE:
if (ifp->if_flags & IFF_UP)
bwfm_stop(ifp);
break;
case DVACT_WAKEUP:
if (ifp->if_flags & IFF_UP)
bwfm_init(ifp);
break;
default:
break;
}
return 0;
}
void
bwfm_start(struct ifnet *ifp)
{
struct bwfm_softc *sc = ifp->if_softc;
struct ieee80211com *ic = &sc->sc_ic;
struct mbuf *m;
if (!(ifp->if_flags & IFF_RUNNING))
return;
if (ifq_is_oactive(&ifp->if_snd))
return;
if (ifq_empty(&ifp->if_snd))
return;
/* TODO: return if no link? */
for (;;) {
if (sc->sc_bus_ops->bs_txcheck(sc)) {
ifq_set_oactive(&ifp->if_snd);
break;
}
if (ic->ic_state != IEEE80211_S_RUN ||
(ic->ic_xflags & IEEE80211_F_TX_MGMT_ONLY))
break;
m = ifq_dequeue(&ifp->if_snd);
if (m == NULL)
break;
if (sc->sc_bus_ops->bs_txdata(sc, m) != 0) {
ifp->if_oerrors++;
m_freem(m);
continue;
}
#if NBPFILTER > 0
if (ifp->if_bpf)
bpf_mtap(ifp->if_bpf, m, BPF_DIRECTION_OUT);
#endif
}
}
void
bwfm_init(struct ifnet *ifp)
{
struct bwfm_softc *sc = ifp->if_softc;
struct ieee80211com *ic = &sc->sc_ic;
uint8_t evmask[BWFM_EVENT_MASK_LEN];
struct bwfm_join_pref_params join_pref[2];
int pm;
if (!sc->sc_initialized) {
if (sc->sc_bus_ops->bs_preinit != NULL &&
sc->sc_bus_ops->bs_preinit(sc)) {
printf("%s: could not init bus\n", DEVNAME(sc));
return;
}
if (bwfm_preinit(sc)) {
printf("%s: could not init\n", DEVNAME(sc));
return;
}
sc->sc_initialized = 1;
}
/* Select default channel */
ic->ic_bss->ni_chan = ic->ic_ibss_chan;
if (bwfm_fwvar_var_set_int(sc, "mpc", 1)) {
printf("%s: could not set mpc\n", DEVNAME(sc));
return;
}
/* Select target by RSSI (boost on 5GHz) */
join_pref[0].type = BWFM_JOIN_PREF_RSSI_DELTA;
join_pref[0].len = 2;
join_pref[0].rssi_gain = BWFM_JOIN_PREF_RSSI_BOOST;
join_pref[0].band = BWFM_JOIN_PREF_BAND_5G;
join_pref[1].type = BWFM_JOIN_PREF_RSSI;
join_pref[1].len = 2;
join_pref[1].rssi_gain = 0;
join_pref[1].band = 0;
if (bwfm_fwvar_var_set_data(sc, "join_pref", join_pref,
sizeof(join_pref))) {
printf("%s: could not set join pref\n", DEVNAME(sc));
return;
}
#define BWFM_EVENT(event) evmask[(event) / 8] |= 1 << ((event) % 8)
memset(evmask, 0, sizeof(evmask));
switch (ic->ic_opmode) {
case IEEE80211_M_STA:
BWFM_EVENT(BWFM_E_IF);
BWFM_EVENT(BWFM_E_LINK);
BWFM_EVENT(BWFM_E_AUTH);
BWFM_EVENT(BWFM_E_ASSOC);
BWFM_EVENT(BWFM_E_DEAUTH);
BWFM_EVENT(BWFM_E_DISASSOC);
BWFM_EVENT(BWFM_E_ESCAN_RESULT);
break;
#ifndef IEEE80211_STA_ONLY
case IEEE80211_M_HOSTAP:
BWFM_EVENT(BWFM_E_AUTH_IND);
BWFM_EVENT(BWFM_E_ASSOC_IND);
BWFM_EVENT(BWFM_E_REASSOC_IND);
BWFM_EVENT(BWFM_E_DEAUTH_IND);
BWFM_EVENT(BWFM_E_DISASSOC_IND);
BWFM_EVENT(BWFM_E_ESCAN_RESULT);
break;
#endif
default:
break;
}
#undef BWFM_EVENT
if (bwfm_fwvar_var_set_data(sc, "event_msgs", evmask, sizeof(evmask))) {
printf("%s: could not set event mask\n", DEVNAME(sc));
return;
}
if (bwfm_fwvar_cmd_set_int(sc, BWFM_C_SET_SCAN_CHANNEL_TIME,
BWFM_DEFAULT_SCAN_CHANNEL_TIME)) {
printf("%s: could not set scan channel time\n", DEVNAME(sc));
return;
}
if (bwfm_fwvar_cmd_set_int(sc, BWFM_C_SET_SCAN_UNASSOC_TIME,
BWFM_DEFAULT_SCAN_UNASSOC_TIME)) {
printf("%s: could not set scan unassoc time\n", DEVNAME(sc));
return;
}
if (bwfm_fwvar_cmd_set_int(sc, BWFM_C_SET_SCAN_PASSIVE_TIME,
BWFM_DEFAULT_SCAN_PASSIVE_TIME)) {
printf("%s: could not set scan passive time\n", DEVNAME(sc));
return;
}
/*
* Use CAM (constantly awake) when we are running as AP,
* otherwise use fast power saving.
*/
pm = BWFM_PM_FAST_PS;
#ifndef IEEE80211_STA_ONLY
if (ic->ic_opmode == IEEE80211_M_HOSTAP)
pm = BWFM_PM_CAM;
#endif
if (bwfm_fwvar_cmd_set_int(sc, BWFM_C_SET_PM, pm)) {
printf("%s: could not set power\n", DEVNAME(sc));
return;
}
bwfm_fwvar_var_set_int(sc, "txbf", 1);
bwfm_fwvar_cmd_set_int(sc, BWFM_C_UP, 0);
bwfm_fwvar_cmd_set_int(sc, BWFM_C_SET_INFRA, 1);
bwfm_fwvar_cmd_set_int(sc, BWFM_C_SET_AP, 0);
/* Disable all offloading (ARP, NDP, TCP/UDP cksum). */
bwfm_fwvar_var_set_int(sc, "arp_ol", 0);
bwfm_fwvar_var_set_int(sc, "arpoe", 0);
bwfm_fwvar_var_set_int(sc, "ndoe", 0);
bwfm_fwvar_var_set_int(sc, "toe", 0);
/*
* The firmware supplicant can handle the WPA handshake for
* us, but we honestly want to do this ourselves, so disable
* the firmware supplicant and let our stack handle it.
*/
bwfm_fwvar_var_set_int(sc, "sup_wpa", 0);
bwfm_iff(sc);
ifp->if_flags |= IFF_RUNNING;
ifq_clr_oactive(&ifp->if_snd);
ieee80211_begin_scan(ifp);
}
void
bwfm_stop(struct ifnet *ifp)
{
struct bwfm_softc *sc = ifp->if_softc;
struct ieee80211com *ic = &sc->sc_ic;
struct bwfm_join_params join;
sc->sc_tx_timer = 0;
ifp->if_timer = 0;
ifp->if_flags &= ~IFF_RUNNING;
ifq_clr_oactive(&ifp->if_snd);
ieee80211_new_state(ic, IEEE80211_S_INIT, -1);
memset(&join, 0, sizeof(join));
bwfm_fwvar_cmd_set_data(sc, BWFM_C_SET_SSID, &join, sizeof(join));
bwfm_fwvar_cmd_set_int(sc, BWFM_C_DOWN, 1);
bwfm_fwvar_cmd_set_int(sc, BWFM_C_SET_AP, 0);
bwfm_fwvar_cmd_set_int(sc, BWFM_C_SET_INFRA, 0);
bwfm_fwvar_cmd_set_int(sc, BWFM_C_UP, 1);
bwfm_fwvar_cmd_set_int(sc, BWFM_C_SET_PM, BWFM_PM_FAST_PS);
bwfm_fwvar_var_set_int(sc, "mpc", 1);
if (sc->sc_bus_ops->bs_stop)
sc->sc_bus_ops->bs_stop(sc);
}
void
bwfm_iff(struct bwfm_softc *sc)
{
struct arpcom *ac = &sc->sc_ic.ic_ac;
struct ifnet *ifp = &ac->ac_if;
struct ether_multi *enm;
struct ether_multistep step;
size_t mcastlen;
char *mcast;
int i = 0;
mcastlen = sizeof(uint32_t) + ac->ac_multicnt * ETHER_ADDR_LEN;
mcast = malloc(mcastlen, M_TEMP, M_WAITOK);
htolem32((uint32_t *)mcast, ac->ac_multicnt);
ifp->if_flags &= ~IFF_ALLMULTI;
if (ifp->if_flags & IFF_PROMISC || ac->ac_multirangecnt > 0) {
ifp->if_flags |= IFF_ALLMULTI;
} else {
ETHER_FIRST_MULTI(step, ac, enm);
while (enm != NULL) {
memcpy(mcast + sizeof(uint32_t) + i * ETHER_ADDR_LEN,
enm->enm_addrlo, ETHER_ADDR_LEN);
ETHER_NEXT_MULTI(step, enm);
i++;
}
}
bwfm_fwvar_var_set_data(sc, "mcast_list", mcast, mcastlen);
bwfm_fwvar_var_set_int(sc, "allmulti",
!!(ifp->if_flags & IFF_ALLMULTI));
bwfm_fwvar_cmd_set_int(sc, BWFM_C_SET_PROMISC,
!!(ifp->if_flags & IFF_PROMISC));
free(mcast, M_TEMP, mcastlen);
}
void
bwfm_watchdog(struct ifnet *ifp)
{
struct bwfm_softc *sc = ifp->if_softc;
ifp->if_timer = 0;
if (sc->sc_tx_timer > 0) {
if (--sc->sc_tx_timer == 0) {
printf("%s: device timeout\n", DEVNAME(sc));
ifp->if_oerrors++;
return;
}
ifp->if_timer = 1;
}
ieee80211_watchdog(ifp);
}
/*
* Tx-rate to MCS conversion might lie since some rates map to multiple MCS.
* But this is the best we can do given that firmware only reports kbit/s.
*/
void
bwfm_rate2vhtmcs(int *mcs, int *ss, uint32_t txrate)
{
const struct ieee80211_vht_rateset *rs;
int i, j;
*mcs = -1;
*ss = -1;
/* TODO: Select specific ratesets based on BSS channel width. */
for (i = 0; i < IEEE80211_VHT_NUM_RATESETS; i++) {
rs = &ieee80211_std_ratesets_11ac[i];
for (j = 0; j < rs->nrates; j++) {
if (rs->rates[j] == txrate / 500) {
*mcs = j;
*ss = rs->num_ss;
return;
}
}
}
}
int
bwfm_rate2htmcs(uint32_t txrate)
{
const struct ieee80211_ht_rateset *rs;
int i, j;
/* TODO: Select specific ratesets based on BSS channel width. */
for (i = 0; i < IEEE80211_HT_NUM_RATESETS; i++) {
rs = &ieee80211_std_ratesets_11n[i];
for (j = 0; j < rs->nrates; j++) {
if (rs->rates[j] == txrate / 500)
return rs->min_mcs + j;
}
}
return -1;
}
void
bwfm_update_node(void *arg, struct ieee80211_node *ni)
{
struct bwfm_softc *sc = arg;
struct ieee80211com *ic = &sc->sc_ic;
struct bwfm_sta_info sta;
uint32_t flags;
int8_t rssi;
uint32_t txrate;
int i;
memset(&sta, 0, sizeof(sta));
memcpy((uint8_t *)&sta, ni->ni_macaddr, sizeof(ni->ni_macaddr));
if (bwfm_fwvar_var_get_data(sc, "sta_info", &sta, sizeof(sta)))
return;
if (!IEEE80211_ADDR_EQ(ni->ni_macaddr, sta.ea))
return;
if (le16toh(sta.ver) < 3)
return;
flags = le32toh(sta.flags);
if ((flags & BWFM_STA_SCBSTATS) == 0)
return;
if (le16toh(sta.ver) >= 4) {
rssi = 0;
for (i = 0; i < BWFM_ANT_MAX; i++) {
if (sta.rssi[i] >= 0)
continue;
if (rssi == 0 || sta.rssi[i] > rssi)
rssi = sta.rssi[i];
}
if (rssi)
ni->ni_rssi = rssi;
}
txrate = le32toh(sta.tx_rate); /* in kbit/s */
if (txrate == 0xffffffff) /* Seen this happening during association. */
return;
if ((le32toh(sta.flags) & BWFM_STA_VHT_CAP)) {
int mcs, ss;
/* Tell net80211 that firmware has negotiated 11ac. */
ni->ni_flags |= IEEE80211_NODE_VHT;
ni->ni_flags |= IEEE80211_NODE_HT; /* VHT implies HT support */
if (ic->ic_curmode < IEEE80211_MODE_11AC)
ieee80211_setmode(ic, IEEE80211_MODE_11AC);
bwfm_rate2vhtmcs(&mcs, &ss, txrate);
if (mcs >= 0) {
ni->ni_txmcs = mcs;
ni->ni_vht_ss = ss;
} else {
ni->ni_txmcs = 0;
ni->ni_vht_ss = 1;
}
} else if ((le32toh(sta.flags) & BWFM_STA_N_CAP)) {
int mcs;
/* Tell net80211 that firmware has negotiated 11n. */
ni->ni_flags |= IEEE80211_NODE_HT;
if (ic->ic_curmode < IEEE80211_MODE_11N)
ieee80211_setmode(ic, IEEE80211_MODE_11N);
mcs = bwfm_rate2htmcs(txrate);
ni->ni_txmcs = (mcs >= 0 ? mcs : 0);
} else {
/* We're in 11a/g mode. Map to a legacy rate. */
for (i = 0; i < ni->ni_rates.rs_nrates; i++) {
uint8_t rate = ni->ni_rates.rs_rates[i];
rate &= IEEE80211_RATE_VAL;
if (rate == txrate / 500) {
ni->ni_txrate = i;
break;
}
}
}
}
void
bwfm_update_nodes(struct bwfm_softc *sc)
{
struct ieee80211com *ic = &sc->sc_ic;
struct ieee80211_node *ni;
switch (ic->ic_opmode) {
case IEEE80211_M_STA:
bwfm_update_node(sc, ic->ic_bss);
/* Update cached copy in the nodes tree as well. */
ni = ieee80211_find_node(ic, ic->ic_bss->ni_macaddr);
if (ni) {
ni->ni_rssi = ic->ic_bss->ni_rssi;
}
break;
#ifndef IEEE80211_STA_ONLY
case IEEE80211_M_HOSTAP:
ieee80211_iterate_nodes(ic, bwfm_update_node, sc);
break;
#endif
default:
break;
}
}
int
bwfm_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data)
{
struct bwfm_softc *sc = ifp->if_softc;
struct ieee80211com *ic = &sc->sc_ic;
struct ifreq *ifr;
int s, error = 0;
s = splnet();
switch (cmd) {
case SIOCSIFADDR:
ifp->if_flags |= IFF_UP;
/* FALLTHROUGH */
case SIOCSIFFLAGS:
if (ifp->if_flags & IFF_UP) {
if (!(ifp->if_flags & IFF_RUNNING))
bwfm_init(ifp);
} else {
if (ifp->if_flags & IFF_RUNNING)
bwfm_stop(ifp);
}
break;
case SIOCADDMULTI:
case SIOCDELMULTI:
ifr = (struct ifreq *)data;
error = (cmd == SIOCADDMULTI) ?
ether_addmulti(ifr, &ic->ic_ac) :
ether_delmulti(ifr, &ic->ic_ac);
if (error == ENETRESET) {
bwfm_iff(sc);
error = 0;
}
break;
case SIOCGIFMEDIA:
case SIOCG80211NODE:
case SIOCG80211ALLNODES:
if (ic->ic_state == IEEE80211_S_RUN)
bwfm_update_nodes(sc);
/* fall through */
default:
error = ieee80211_ioctl(ifp, cmd, data);
}
if (error == ENETRESET) {
if ((ifp->if_flags & (IFF_UP | IFF_RUNNING)) ==
(IFF_UP | IFF_RUNNING)) {
bwfm_stop(ifp);
bwfm_init(ifp);
}
error = 0;
}
splx(s);
return error;
}
int
bwfm_media_change(struct ifnet *ifp)
{
int error;
error = ieee80211_media_change(ifp);
if (error != ENETRESET)
return error;
if ((ifp->if_flags & (IFF_UP | IFF_RUNNING)) ==
(IFF_UP | IFF_RUNNING)) {
bwfm_stop(ifp);
bwfm_init(ifp);
}
return error;
}
/* Chip initialization (SDIO, PCIe) */
int
bwfm_chip_attach(struct bwfm_softc *sc)
{
struct bwfm_core *core;
int need_socram = 0;
int has_socram = 0;
int cpu_found = 0;
uint32_t val;
LIST_INIT(&sc->sc_chip.ch_list);
if (sc->sc_buscore_ops->bc_prepare(sc) != 0) {
printf("%s: failed buscore prepare\n", DEVNAME(sc));
return 1;
}
val = sc->sc_buscore_ops->bc_read(sc,
BWFM_CHIP_BASE + BWFM_CHIP_REG_CHIPID);
sc->sc_chip.ch_chip = BWFM_CHIP_CHIPID_ID(val);
sc->sc_chip.ch_chiprev = BWFM_CHIP_CHIPID_REV(val);
if ((sc->sc_chip.ch_chip > 0xa000) || (sc->sc_chip.ch_chip < 0x4000))
snprintf(sc->sc_chip.ch_name, sizeof(sc->sc_chip.ch_name),
"%d", sc->sc_chip.ch_chip);
else
snprintf(sc->sc_chip.ch_name, sizeof(sc->sc_chip.ch_name),
"%x", sc->sc_chip.ch_chip);
switch (BWFM_CHIP_CHIPID_TYPE(val))
{
case BWFM_CHIP_CHIPID_TYPE_SOCI_SB:
printf("%s: SoC interconnect SB not implemented\n",
DEVNAME(sc));
return 1;
case BWFM_CHIP_CHIPID_TYPE_SOCI_AI:
sc->sc_chip.ch_core_isup = bwfm_chip_ai_isup;
sc->sc_chip.ch_core_disable = bwfm_chip_ai_disable;
sc->sc_chip.ch_core_reset = bwfm_chip_ai_reset;
bwfm_chip_dmp_erom_scan(sc);
break;
default:
printf("%s: SoC interconnect %d unknown\n",
DEVNAME(sc), BWFM_CHIP_CHIPID_TYPE(val));
return 1;
}
LIST_FOREACH(core, &sc->sc_chip.ch_list, co_link) {
DPRINTF(("%s: 0x%x:%-2d base 0x%08x wrap 0x%08x\n",
DEVNAME(sc), core->co_id, core->co_rev,
core->co_base, core->co_wrapbase));
switch (core->co_id) {
case BWFM_AGENT_CORE_ARM_CM3:
need_socram = 1;
/* FALLTHROUGH */
case BWFM_AGENT_CORE_ARM_CR4:
case BWFM_AGENT_CORE_ARM_CA7:
cpu_found = 1;
break;
case BWFM_AGENT_INTERNAL_MEM:
has_socram = 1;
break;
default:
break;
}
}
if (!cpu_found) {
printf("%s: CPU core not detected\n", DEVNAME(sc));
return 1;
}
if (need_socram && !has_socram) {
printf("%s: RAM core not provided\n", DEVNAME(sc));
return 1;
}
bwfm_chip_set_passive(sc);
if (sc->sc_buscore_ops->bc_reset) {
sc->sc_buscore_ops->bc_reset(sc);
bwfm_chip_set_passive(sc);
}
if ((core = bwfm_chip_get_core(sc, BWFM_AGENT_CORE_ARM_CR4)) != NULL) {
bwfm_chip_tcm_ramsize(sc, core);
bwfm_chip_tcm_rambase(sc);
} else if ((core = bwfm_chip_get_core(sc, BWFM_AGENT_SYS_MEM)) != NULL) {
bwfm_chip_sysmem_ramsize(sc, core);
bwfm_chip_tcm_rambase(sc);
} else if ((core = bwfm_chip_get_core(sc, BWFM_AGENT_INTERNAL_MEM)) != NULL) {
bwfm_chip_socram_ramsize(sc, core);
}
core = bwfm_chip_get_core(sc, BWFM_AGENT_CORE_CHIPCOMMON);
sc->sc_chip.ch_cc_caps = sc->sc_buscore_ops->bc_read(sc,
core->co_base + BWFM_CHIP_REG_CAPABILITIES);
sc->sc_chip.ch_cc_caps_ext = sc->sc_buscore_ops->bc_read(sc,
core->co_base + BWFM_CHIP_REG_CAPABILITIES_EXT);
core = bwfm_chip_get_pmu(sc);
if (sc->sc_chip.ch_cc_caps & BWFM_CHIP_REG_CAPABILITIES_PMU) {
sc->sc_chip.ch_pmucaps = sc->sc_buscore_ops->bc_read(sc,
core->co_base + BWFM_CHIP_REG_PMUCAPABILITIES);
sc->sc_chip.ch_pmurev = sc->sc_chip.ch_pmucaps &
BWFM_CHIP_REG_PMUCAPABILITIES_REV_MASK;
}
if (sc->sc_buscore_ops->bc_setup)
sc->sc_buscore_ops->bc_setup(sc);
bwfm_init_board_type(sc);
return 0;
}
void
bwfm_chip_detach(struct bwfm_softc *sc)
{
struct bwfm_core *core, *tmp;
LIST_FOREACH_SAFE(core, &sc->sc_chip.ch_list, co_link, tmp) {
LIST_REMOVE(core, co_link);
free(core, M_DEVBUF, sizeof(*core));
}
}
struct bwfm_core *
bwfm_chip_get_core_idx(struct bwfm_softc *sc, int id, int idx)
{
struct bwfm_core *core;
LIST_FOREACH(core, &sc->sc_chip.ch_list, co_link) {
if (core->co_id == id && idx-- == 0)
return core;
}
return NULL;
}
struct bwfm_core *
bwfm_chip_get_core(struct bwfm_softc *sc, int id)
{
return bwfm_chip_get_core_idx(sc, id, 0);
}
struct bwfm_core *
bwfm_chip_get_pmu(struct bwfm_softc *sc)
{
struct bwfm_core *cc, *pmu;
cc = bwfm_chip_get_core(sc, BWFM_AGENT_CORE_CHIPCOMMON);
if (cc->co_rev >= 35 && sc->sc_chip.ch_cc_caps_ext &
BWFM_CHIP_REG_CAPABILITIES_EXT_AOB_PRESENT) {
pmu = bwfm_chip_get_core(sc, BWFM_AGENT_CORE_PMU);
if (pmu)
return pmu;
}
return cc;
}
/* Functions for the AI interconnect */
int
bwfm_chip_ai_isup(struct bwfm_softc *sc, struct bwfm_core *core)
{
uint32_t ioctl, reset;
ioctl = sc->sc_buscore_ops->bc_read(sc,
core->co_wrapbase + BWFM_AGENT_IOCTL);
reset = sc->sc_buscore_ops->bc_read(sc,
core->co_wrapbase + BWFM_AGENT_RESET_CTL);
if (((ioctl & (BWFM_AGENT_IOCTL_FGC | BWFM_AGENT_IOCTL_CLK)) ==
BWFM_AGENT_IOCTL_CLK) &&
((reset & BWFM_AGENT_RESET_CTL_RESET) == 0))
return 1;
return 0;
}
void
bwfm_chip_ai_disable(struct bwfm_softc *sc, struct bwfm_core *core,
uint32_t prereset, uint32_t reset)
{
uint32_t val;
int i;
val = sc->sc_buscore_ops->bc_read(sc,
core->co_wrapbase + BWFM_AGENT_RESET_CTL);
if ((val & BWFM_AGENT_RESET_CTL_RESET) == 0) {
sc->sc_buscore_ops->bc_write(sc,
core->co_wrapbase + BWFM_AGENT_IOCTL,
prereset | BWFM_AGENT_IOCTL_FGC | BWFM_AGENT_IOCTL_CLK);
sc->sc_buscore_ops->bc_read(sc,
core->co_wrapbase + BWFM_AGENT_IOCTL);
sc->sc_buscore_ops->bc_write(sc,
core->co_wrapbase + BWFM_AGENT_RESET_CTL,
BWFM_AGENT_RESET_CTL_RESET);
delay(20);
for (i = 300; i > 0; i--) {
if (sc->sc_buscore_ops->bc_read(sc,
core->co_wrapbase + BWFM_AGENT_RESET_CTL) ==
BWFM_AGENT_RESET_CTL_RESET)
break;
}
if (i == 0)
printf("%s: timeout on core reset\n", DEVNAME(sc));
}
sc->sc_buscore_ops->bc_write(sc,
core->co_wrapbase + BWFM_AGENT_IOCTL,
reset | BWFM_AGENT_IOCTL_FGC | BWFM_AGENT_IOCTL_CLK);
sc->sc_buscore_ops->bc_read(sc,
core->co_wrapbase + BWFM_AGENT_IOCTL);
}
void
bwfm_chip_ai_reset(struct bwfm_softc *sc, struct bwfm_core *core,
uint32_t prereset, uint32_t reset, uint32_t postreset)
{
struct bwfm_core *core2 = NULL;
int i;
if (core->co_id == BWFM_AGENT_CORE_80211)
core2 = bwfm_chip_get_core_idx(sc, BWFM_AGENT_CORE_80211, 1);
bwfm_chip_ai_disable(sc, core, prereset, reset);
if (core2)
bwfm_chip_ai_disable(sc, core2, prereset, reset);
for (i = 50; i > 0; i--) {
if ((sc->sc_buscore_ops->bc_read(sc,
core->co_wrapbase + BWFM_AGENT_RESET_CTL) &
BWFM_AGENT_RESET_CTL_RESET) == 0)
break;
sc->sc_buscore_ops->bc_write(sc,
core->co_wrapbase + BWFM_AGENT_RESET_CTL, 0);
delay(60);
}
if (i == 0)
printf("%s: timeout on core reset\n", DEVNAME(sc));
if (core2) {
for (i = 50; i > 0; i--) {
if ((sc->sc_buscore_ops->bc_read(sc,
core2->co_wrapbase + BWFM_AGENT_RESET_CTL) &
BWFM_AGENT_RESET_CTL_RESET) == 0)
break;
sc->sc_buscore_ops->bc_write(sc,
core2->co_wrapbase + BWFM_AGENT_RESET_CTL, 0);
delay(60);
}
if (i == 0)
printf("%s: timeout on core reset\n", DEVNAME(sc));
}
sc->sc_buscore_ops->bc_write(sc,
core->co_wrapbase + BWFM_AGENT_IOCTL,
postreset | BWFM_AGENT_IOCTL_CLK);
sc->sc_buscore_ops->bc_read(sc,
core->co_wrapbase + BWFM_AGENT_IOCTL);
if (core2) {
sc->sc_buscore_ops->bc_write(sc,
core2->co_wrapbase + BWFM_AGENT_IOCTL,
postreset | BWFM_AGENT_IOCTL_CLK);
sc->sc_buscore_ops->bc_read(sc,
core2->co_wrapbase + BWFM_AGENT_IOCTL);
}
}
void
bwfm_chip_dmp_erom_scan(struct bwfm_softc *sc)
{
uint32_t erom, val, base, wrap;
uint8_t type = 0;
uint16_t id;
uint8_t nmw, nsw, rev;
struct bwfm_core *core;
erom = sc->sc_buscore_ops->bc_read(sc,
BWFM_CHIP_BASE + BWFM_CHIP_REG_EROMPTR);
while (type != BWFM_DMP_DESC_EOT) {
val = sc->sc_buscore_ops->bc_read(sc, erom);
type = val & BWFM_DMP_DESC_MASK;
erom += 4;
if (type != BWFM_DMP_DESC_COMPONENT)
continue;
id = (val & BWFM_DMP_COMP_PARTNUM)
>> BWFM_DMP_COMP_PARTNUM_S;
val = sc->sc_buscore_ops->bc_read(sc, erom);
type = val & BWFM_DMP_DESC_MASK;
erom += 4;
if (type != BWFM_DMP_DESC_COMPONENT) {
printf("%s: not component descriptor\n", DEVNAME(sc));
return;
}
nmw = (val & BWFM_DMP_COMP_NUM_MWRAP)
>> BWFM_DMP_COMP_NUM_MWRAP_S;
nsw = (val & BWFM_DMP_COMP_NUM_SWRAP)
>> BWFM_DMP_COMP_NUM_SWRAP_S;
rev = (val & BWFM_DMP_COMP_REVISION)
>> BWFM_DMP_COMP_REVISION_S;
if (nmw + nsw == 0 && id != BWFM_AGENT_CORE_PMU &&
id != BWFM_AGENT_CORE_GCI)
continue;
if (bwfm_chip_dmp_get_regaddr(sc, &erom, &base, &wrap))
continue;
core = malloc(sizeof(*core), M_DEVBUF, M_WAITOK);
core->co_id = id;
core->co_base = base;
core->co_wrapbase = wrap;
core->co_rev = rev;
LIST_INSERT_HEAD(&sc->sc_chip.ch_list, core, co_link);
}
}
int
bwfm_chip_dmp_get_regaddr(struct bwfm_softc *sc, uint32_t *erom,
uint32_t *base, uint32_t *wrap)
{
uint8_t type = 0, mpnum = 0;
uint8_t stype, sztype, wraptype;
uint32_t val;
*base = 0;
*wrap = 0;
val = sc->sc_buscore_ops->bc_read(sc, *erom);
type = val & BWFM_DMP_DESC_MASK;
if (type == BWFM_DMP_DESC_MASTER_PORT) {
mpnum = (val & BWFM_DMP_MASTER_PORT_NUM)
>> BWFM_DMP_MASTER_PORT_NUM_S;
wraptype = BWFM_DMP_SLAVE_TYPE_MWRAP;
*erom += 4;
} else if ((type & ~BWFM_DMP_DESC_ADDRSIZE_GT32) ==
BWFM_DMP_DESC_ADDRESS)
wraptype = BWFM_DMP_SLAVE_TYPE_SWRAP;
else
return 1;
do {
do {
val = sc->sc_buscore_ops->bc_read(sc, *erom);
type = val & BWFM_DMP_DESC_MASK;
if (type == BWFM_DMP_DESC_COMPONENT)
return 0;
if (type == BWFM_DMP_DESC_EOT)
return 1;
*erom += 4;
} while ((type & ~BWFM_DMP_DESC_ADDRSIZE_GT32) !=
BWFM_DMP_DESC_ADDRESS);
if (type & BWFM_DMP_DESC_ADDRSIZE_GT32)
*erom += 4;
sztype = (val & BWFM_DMP_SLAVE_SIZE_TYPE)
>> BWFM_DMP_SLAVE_SIZE_TYPE_S;
if (sztype == BWFM_DMP_SLAVE_SIZE_DESC) {
val = sc->sc_buscore_ops->bc_read(sc, *erom);
type = val & BWFM_DMP_DESC_MASK;
if (type & BWFM_DMP_DESC_ADDRSIZE_GT32)
*erom += 8;
else
*erom += 4;
}
if (sztype != BWFM_DMP_SLAVE_SIZE_4K &&
sztype != BWFM_DMP_SLAVE_SIZE_8K)
continue;
stype = (val & BWFM_DMP_SLAVE_TYPE) >> BWFM_DMP_SLAVE_TYPE_S;
if (*base == 0 && stype == BWFM_DMP_SLAVE_TYPE_SLAVE)
*base = val & BWFM_DMP_SLAVE_ADDR_BASE;
if (*wrap == 0 && stype == wraptype)
*wrap = val & BWFM_DMP_SLAVE_ADDR_BASE;
} while (*base == 0 || *wrap == 0);
return 0;
}
/* Core configuration */
int
bwfm_chip_set_active(struct bwfm_softc *sc, uint32_t rstvec)
{
if (bwfm_chip_get_core(sc, BWFM_AGENT_CORE_ARM_CR4) != NULL)
return bwfm_chip_cr4_set_active(sc, rstvec);
if (bwfm_chip_get_core(sc, BWFM_AGENT_CORE_ARM_CA7) != NULL)
return bwfm_chip_ca7_set_active(sc, rstvec);
if (bwfm_chip_get_core(sc, BWFM_AGENT_CORE_ARM_CM3) != NULL)
return bwfm_chip_cm3_set_active(sc);
return 1;
}
void
bwfm_chip_set_passive(struct bwfm_softc *sc)
{
if (bwfm_chip_get_core(sc, BWFM_AGENT_CORE_ARM_CR4) != NULL) {
bwfm_chip_cr4_set_passive(sc);
return;
}
if (bwfm_chip_get_core(sc, BWFM_AGENT_CORE_ARM_CA7) != NULL) {
bwfm_chip_ca7_set_passive(sc);
return;
}
if (bwfm_chip_get_core(sc, BWFM_AGENT_CORE_ARM_CM3) != NULL) {
bwfm_chip_cm3_set_passive(sc);
return;
}
}
int
bwfm_chip_cr4_set_active(struct bwfm_softc *sc, uint32_t rstvec)
{
struct bwfm_core *core;
sc->sc_buscore_ops->bc_activate(sc, rstvec);
core = bwfm_chip_get_core(sc, BWFM_AGENT_CORE_ARM_CR4);
sc->sc_chip.ch_core_reset(sc, core,
BWFM_AGENT_IOCTL_ARMCR4_CPUHALT, 0, 0);
return 0;
}
void
bwfm_chip_cr4_set_passive(struct bwfm_softc *sc)
{
struct bwfm_core *core;
uint32_t val;
int i = 0;
core = bwfm_chip_get_core(sc, BWFM_AGENT_CORE_ARM_CR4);
val = sc->sc_buscore_ops->bc_read(sc,
core->co_wrapbase + BWFM_AGENT_IOCTL);
sc->sc_chip.ch_core_reset(sc, core,
val & BWFM_AGENT_IOCTL_ARMCR4_CPUHALT,
BWFM_AGENT_IOCTL_ARMCR4_CPUHALT,
BWFM_AGENT_IOCTL_ARMCR4_CPUHALT);
while ((core = bwfm_chip_get_core_idx(sc, BWFM_AGENT_CORE_80211, i++)))
sc->sc_chip.ch_core_disable(sc, core,
BWFM_AGENT_D11_IOCTL_PHYRESET |
BWFM_AGENT_D11_IOCTL_PHYCLOCKEN,
BWFM_AGENT_D11_IOCTL_PHYCLOCKEN);
}
int
bwfm_chip_ca7_set_active(struct bwfm_softc *sc, uint32_t rstvec)
{
struct bwfm_core *core;
sc->sc_buscore_ops->bc_activate(sc, rstvec);
core = bwfm_chip_get_core(sc, BWFM_AGENT_CORE_ARM_CA7);
sc->sc_chip.ch_core_reset(sc, core,
BWFM_AGENT_IOCTL_ARMCR4_CPUHALT, 0, 0);
return 0;
}
void
bwfm_chip_ca7_set_passive(struct bwfm_softc *sc)
{
struct bwfm_core *core;
uint32_t val;
core = bwfm_chip_get_core(sc, BWFM_AGENT_CORE_ARM_CA7);
val = sc->sc_buscore_ops->bc_read(sc,
core->co_wrapbase + BWFM_AGENT_IOCTL);
sc->sc_chip.ch_core_reset(sc, core,
val & BWFM_AGENT_IOCTL_ARMCR4_CPUHALT,
BWFM_AGENT_IOCTL_ARMCR4_CPUHALT,
BWFM_AGENT_IOCTL_ARMCR4_CPUHALT);
core = bwfm_chip_get_core(sc, BWFM_AGENT_CORE_80211);
sc->sc_chip.ch_core_reset(sc, core, BWFM_AGENT_D11_IOCTL_PHYRESET |
BWFM_AGENT_D11_IOCTL_PHYCLOCKEN, BWFM_AGENT_D11_IOCTL_PHYCLOCKEN,
BWFM_AGENT_D11_IOCTL_PHYCLOCKEN);
}
int
bwfm_chip_cm3_set_active(struct bwfm_softc *sc)
{
struct bwfm_core *core;
core = bwfm_chip_get_core(sc, BWFM_AGENT_INTERNAL_MEM);
if (!sc->sc_chip.ch_core_isup(sc, core))
return 1;
sc->sc_buscore_ops->bc_activate(sc, 0);
core = bwfm_chip_get_core(sc, BWFM_AGENT_CORE_ARM_CM3);
sc->sc_chip.ch_core_reset(sc, core, 0, 0, 0);
return 0;
}
void
bwfm_chip_cm3_set_passive(struct bwfm_softc *sc)
{
struct bwfm_core *core;
core = bwfm_chip_get_core(sc, BWFM_AGENT_CORE_ARM_CM3);
sc->sc_chip.ch_core_disable(sc, core, 0, 0);
core = bwfm_chip_get_core(sc, BWFM_AGENT_CORE_80211);
sc->sc_chip.ch_core_reset(sc, core, BWFM_AGENT_D11_IOCTL_PHYRESET |
BWFM_AGENT_D11_IOCTL_PHYCLOCKEN, BWFM_AGENT_D11_IOCTL_PHYCLOCKEN,
BWFM_AGENT_D11_IOCTL_PHYCLOCKEN);
core = bwfm_chip_get_core(sc, BWFM_AGENT_INTERNAL_MEM);
sc->sc_chip.ch_core_reset(sc, core, 0, 0, 0);
if (sc->sc_chip.ch_chip == BRCM_CC_43430_CHIP_ID) {
sc->sc_buscore_ops->bc_write(sc,
core->co_base + BWFM_SOCRAM_BANKIDX, 3);
sc->sc_buscore_ops->bc_write(sc,
core->co_base + BWFM_SOCRAM_BANKPDA, 0);
}
}
int
bwfm_chip_sr_capable(struct bwfm_softc *sc)
{
struct bwfm_core *core;
uint32_t reg;
if (sc->sc_chip.ch_pmurev < 17)
return 0;
switch (sc->sc_chip.ch_chip) {
case BRCM_CC_4345_CHIP_ID:
case BRCM_CC_4354_CHIP_ID:
case BRCM_CC_4356_CHIP_ID:
core = bwfm_chip_get_pmu(sc);
sc->sc_buscore_ops->bc_write(sc, core->co_base +
BWFM_CHIP_REG_CHIPCONTROL_ADDR, 3);
reg = sc->sc_buscore_ops->bc_read(sc, core->co_base +
BWFM_CHIP_REG_CHIPCONTROL_DATA);
return (reg & (1 << 2)) != 0;
case BRCM_CC_43241_CHIP_ID:
case BRCM_CC_4335_CHIP_ID:
case BRCM_CC_4339_CHIP_ID:
core = bwfm_chip_get_pmu(sc);
sc->sc_buscore_ops->bc_write(sc, core->co_base +
BWFM_CHIP_REG_CHIPCONTROL_ADDR, 3);
reg = sc->sc_buscore_ops->bc_read(sc, core->co_base +
BWFM_CHIP_REG_CHIPCONTROL_DATA);
return reg != 0;
case BRCM_CC_43430_CHIP_ID:
core = bwfm_chip_get_core(sc, BWFM_AGENT_CORE_CHIPCOMMON);
reg = sc->sc_buscore_ops->bc_read(sc, core->co_base +
BWFM_CHIP_REG_SR_CONTROL1);
return reg != 0;
case CY_CC_4373_CHIP_ID:
core = bwfm_chip_get_core(sc, BWFM_AGENT_CORE_CHIPCOMMON);
reg = sc->sc_buscore_ops->bc_read(sc, core->co_base +
BWFM_CHIP_REG_SR_CONTROL0);
return (reg & BWFM_CHIP_REG_SR_CONTROL0_ENABLE) != 0;
case BRCM_CC_4359_CHIP_ID:
case CY_CC_43752_CHIP_ID:
case CY_CC_43012_CHIP_ID:
core = bwfm_chip_get_pmu(sc);
reg = sc->sc_buscore_ops->bc_read(sc, core->co_base +
BWFM_CHIP_REG_RETENTION_CTL);
return (reg & (BWFM_CHIP_REG_RETENTION_CTL_MACPHY_DIS |
BWFM_CHIP_REG_RETENTION_CTL_LOGIC_DIS)) == 0;
case BRCM_CC_4378_CHIP_ID:
return 0;
default:
core = bwfm_chip_get_pmu(sc);
reg = sc->sc_buscore_ops->bc_read(sc, core->co_base +
BWFM_CHIP_REG_PMUCAPABILITIES_EXT);
if ((reg & BWFM_CHIP_REG_PMUCAPABILITIES_SR_SUPP) == 0)
return 0;
reg = sc->sc_buscore_ops->bc_read(sc, core->co_base +
BWFM_CHIP_REG_RETENTION_CTL);
return (reg & (BWFM_CHIP_REG_RETENTION_CTL_MACPHY_DIS |
BWFM_CHIP_REG_RETENTION_CTL_LOGIC_DIS)) == 0;
}
}
/* RAM size helpers */
void
bwfm_chip_socram_ramsize(struct bwfm_softc *sc, struct bwfm_core *core)
{
uint32_t coreinfo, nb, lss, banksize, bankinfo;
uint32_t ramsize = 0, srsize = 0;
int i;
if (!sc->sc_chip.ch_core_isup(sc, core))
sc->sc_chip.ch_core_reset(sc, core, 0, 0, 0);
coreinfo = sc->sc_buscore_ops->bc_read(sc,
core->co_base + BWFM_SOCRAM_COREINFO);
nb = (coreinfo & BWFM_SOCRAM_COREINFO_SRNB_MASK)
>> BWFM_SOCRAM_COREINFO_SRNB_SHIFT;
if (core->co_rev <= 7 || core->co_rev == 12) {
banksize = coreinfo & BWFM_SOCRAM_COREINFO_SRBSZ_MASK;
lss = (coreinfo & BWFM_SOCRAM_COREINFO_LSS_MASK)
>> BWFM_SOCRAM_COREINFO_LSS_SHIFT;
if (lss != 0)
nb--;
ramsize = nb * (1 << (banksize + BWFM_SOCRAM_COREINFO_SRBSZ_BASE));
if (lss != 0)
ramsize += (1 << ((lss - 1) + BWFM_SOCRAM_COREINFO_SRBSZ_BASE));
} else {
for (i = 0; i < nb; i++) {
sc->sc_buscore_ops->bc_write(sc,
core->co_base + BWFM_SOCRAM_BANKIDX,
(BWFM_SOCRAM_BANKIDX_MEMTYPE_RAM <<
BWFM_SOCRAM_BANKIDX_MEMTYPE_SHIFT) | i);
bankinfo = sc->sc_buscore_ops->bc_read(sc,
core->co_base + BWFM_SOCRAM_BANKINFO);
banksize = ((bankinfo & BWFM_SOCRAM_BANKINFO_SZMASK) + 1)
* BWFM_SOCRAM_BANKINFO_SZBASE;
ramsize += banksize;
if (bankinfo & BWFM_SOCRAM_BANKINFO_RETNTRAM_MASK)
srsize += banksize;
}
}
switch (sc->sc_chip.ch_chip) {
case BRCM_CC_4334_CHIP_ID:
if (sc->sc_chip.ch_chiprev < 2)
srsize = 32 * 1024;
break;
case BRCM_CC_43430_CHIP_ID:
srsize = 64 * 1024;
break;
default:
break;
}
sc->sc_chip.ch_ramsize = ramsize;
sc->sc_chip.ch_srsize = srsize;
}
void
bwfm_chip_sysmem_ramsize(struct bwfm_softc *sc, struct bwfm_core *core)
{
uint32_t coreinfo, nb, banksize, bankinfo;
uint32_t ramsize = 0;
int i;
if (!sc->sc_chip.ch_core_isup(sc, core))
sc->sc_chip.ch_core_reset(sc, core, 0, 0, 0);
coreinfo = sc->sc_buscore_ops->bc_read(sc,
core->co_base + BWFM_SOCRAM_COREINFO);
nb = (coreinfo & BWFM_SOCRAM_COREINFO_SRNB_MASK)
>> BWFM_SOCRAM_COREINFO_SRNB_SHIFT;
for (i = 0; i < nb; i++) {
sc->sc_buscore_ops->bc_write(sc,
core->co_base + BWFM_SOCRAM_BANKIDX,
(BWFM_SOCRAM_BANKIDX_MEMTYPE_RAM <<
BWFM_SOCRAM_BANKIDX_MEMTYPE_SHIFT) | i);
bankinfo = sc->sc_buscore_ops->bc_read(sc,
core->co_base + BWFM_SOCRAM_BANKINFO);
banksize = ((bankinfo & BWFM_SOCRAM_BANKINFO_SZMASK) + 1)
* BWFM_SOCRAM_BANKINFO_SZBASE;
ramsize += banksize;
}
sc->sc_chip.ch_ramsize = ramsize;
}
void
bwfm_chip_tcm_ramsize(struct bwfm_softc *sc, struct bwfm_core *core)
{
uint32_t cap, nab, nbb, totb, bxinfo, blksize, ramsize = 0;
int i;
cap = sc->sc_buscore_ops->bc_read(sc, core->co_base + BWFM_ARMCR4_CAP);
nab = (cap & BWFM_ARMCR4_CAP_TCBANB_MASK) >> BWFM_ARMCR4_CAP_TCBANB_SHIFT;
nbb = (cap & BWFM_ARMCR4_CAP_TCBBNB_MASK) >> BWFM_ARMCR4_CAP_TCBBNB_SHIFT;
totb = nab + nbb;
for (i = 0; i < totb; i++) {
sc->sc_buscore_ops->bc_write(sc,
core->co_base + BWFM_ARMCR4_BANKIDX, i);
bxinfo = sc->sc_buscore_ops->bc_read(sc,
core->co_base + BWFM_ARMCR4_BANKINFO);
if (bxinfo & BWFM_ARMCR4_BANKINFO_BLK_1K_MASK)
blksize = 1024;
else
blksize = 8192;
ramsize += ((bxinfo & BWFM_ARMCR4_BANKINFO_BSZ_MASK) + 1) *
blksize;
}
sc->sc_chip.ch_ramsize = ramsize;
}
void
bwfm_chip_tcm_rambase(struct bwfm_softc *sc)
{
switch (sc->sc_chip.ch_chip) {
case BRCM_CC_4345_CHIP_ID:
sc->sc_chip.ch_rambase = 0x198000;
break;
case BRCM_CC_4335_CHIP_ID:
case BRCM_CC_4339_CHIP_ID:
case BRCM_CC_4350_CHIP_ID:
case BRCM_CC_4354_CHIP_ID:
case BRCM_CC_4356_CHIP_ID:
case BRCM_CC_43567_CHIP_ID:
case BRCM_CC_43569_CHIP_ID:
case BRCM_CC_43570_CHIP_ID:
case BRCM_CC_4358_CHIP_ID:
case BRCM_CC_43602_CHIP_ID:
case BRCM_CC_4371_CHIP_ID:
sc->sc_chip.ch_rambase = 0x180000;
break;
case BRCM_CC_43465_CHIP_ID:
case BRCM_CC_43525_CHIP_ID:
case BRCM_CC_4365_CHIP_ID:
case BRCM_CC_4366_CHIP_ID:
case BRCM_CC_43664_CHIP_ID:
case BRCM_CC_43666_CHIP_ID:
sc->sc_chip.ch_rambase = 0x200000;
break;
case BRCM_CC_4359_CHIP_ID:
if (sc->sc_chip.ch_chiprev < 9)
sc->sc_chip.ch_rambase = 0x180000;
else
sc->sc_chip.ch_rambase = 0x160000;
break;
case BRCM_CC_4355_CHIP_ID:
case BRCM_CC_4364_CHIP_ID:
case CY_CC_4373_CHIP_ID:
sc->sc_chip.ch_rambase = 0x160000;
break;
case BRCM_CC_4377_CHIP_ID:
case CY_CC_43752_CHIP_ID:
sc->sc_chip.ch_rambase = 0x170000;
break;
case BRCM_CC_4378_CHIP_ID:
sc->sc_chip.ch_rambase = 0x352000;
break;
case BRCM_CC_4387_CHIP_ID:
sc->sc_chip.ch_rambase = 0x740000;
break;
default:
printf("%s: unknown chip: %d\n", DEVNAME(sc),
sc->sc_chip.ch_chip);
break;
}
}
/* BCDC protocol implementation */
int
bwfm_proto_bcdc_query_dcmd(struct bwfm_softc *sc, int ifidx,
int cmd, char *buf, size_t *len)
{
struct bwfm_proto_bcdc_dcmd *dcmd;
size_t size = sizeof(dcmd->hdr) + *len;
int ret = 1, reqid;
reqid = sc->sc_bcdc_reqid++;
if (*len > sizeof(dcmd->buf))
return ret;
dcmd = malloc(size, M_TEMP, M_WAITOK | M_ZERO);
dcmd->hdr.cmd = htole32(cmd);
dcmd->hdr.len = htole32(*len);
dcmd->hdr.flags |= BWFM_BCDC_DCMD_GET;
dcmd->hdr.flags |= BWFM_BCDC_DCMD_ID_SET(reqid);
dcmd->hdr.flags |= BWFM_BCDC_DCMD_IF_SET(ifidx);
dcmd->hdr.flags = htole32(dcmd->hdr.flags);
memcpy(&dcmd->buf, buf, *len);
if (bwfm_proto_bcdc_txctl(sc, reqid, (char *)dcmd, &size)) {
DPRINTF(("%s: tx failed\n", DEVNAME(sc)));
return ret;
}
if (buf) {
*len = min(*len, size);
memcpy(buf, dcmd->buf, *len);
}
if (dcmd->hdr.flags & BWFM_BCDC_DCMD_ERROR)
ret = dcmd->hdr.status;
else
ret = 0;
free(dcmd, M_TEMP, size);
return ret;
}
int
bwfm_proto_bcdc_set_dcmd(struct bwfm_softc *sc, int ifidx,
int cmd, char *buf, size_t len)
{
struct bwfm_proto_bcdc_dcmd *dcmd;
size_t size = sizeof(dcmd->hdr) + len;
int ret = 1, reqid;
reqid = sc->sc_bcdc_reqid++;
if (len > sizeof(dcmd->buf))
return ret;
dcmd = malloc(size, M_TEMP, M_WAITOK | M_ZERO);
dcmd->hdr.cmd = htole32(cmd);
dcmd->hdr.len = htole32(len);
dcmd->hdr.flags |= BWFM_BCDC_DCMD_SET;
dcmd->hdr.flags |= BWFM_BCDC_DCMD_ID_SET(reqid);
dcmd->hdr.flags |= BWFM_BCDC_DCMD_IF_SET(ifidx);
dcmd->hdr.flags = htole32(dcmd->hdr.flags);
memcpy(&dcmd->buf, buf, len);
if (bwfm_proto_bcdc_txctl(sc, reqid, (char *)dcmd, &size)) {
DPRINTF(("%s: txctl failed\n", DEVNAME(sc)));
return ret;
}
if (dcmd->hdr.flags & BWFM_BCDC_DCMD_ERROR)
ret = dcmd->hdr.status;
else
ret = 0;
free(dcmd, M_TEMP, size);
return ret;
}
int
bwfm_proto_bcdc_txctl(struct bwfm_softc *sc, int reqid, char *buf, size_t *len)
{
struct bwfm_proto_bcdc_ctl *ctl, *tmp;
int timeout = 0;
ctl = malloc(sizeof(*ctl), M_TEMP, M_WAITOK|M_ZERO);
ctl->reqid = reqid;
ctl->buf = buf;
ctl->len = *len;
if (sc->sc_bus_ops->bs_txctl(sc, ctl)) {
DPRINTF(("%s: tx failed\n", DEVNAME(sc)));
return 1;
}
if (tsleep_nsec(ctl, PWAIT, "bwfm", SEC_TO_NSEC(1)))
timeout = 1;
TAILQ_FOREACH_SAFE(ctl, &sc->sc_bcdc_rxctlq, next, tmp) {
if (ctl->reqid != reqid)
continue;
if (ctl->done) {
TAILQ_REMOVE(&sc->sc_bcdc_rxctlq, ctl, next);
*len = ctl->len;
free(ctl, M_TEMP, sizeof(*ctl));
return 0;
}
if (timeout) {
TAILQ_REMOVE(&sc->sc_bcdc_rxctlq, ctl, next);
DPRINTF(("%s: timeout waiting for txctl response\n",
DEVNAME(sc)));
free(ctl->buf, M_TEMP, ctl->len);
free(ctl, M_TEMP, sizeof(*ctl));
return 1;
}
break;
}
DPRINTF(("%s: did%s find txctl metadata (timeout %d)\n",
DEVNAME(sc), ctl == NULL ? " not": "", timeout));
return 1;
}
void
bwfm_proto_bcdc_rxctl(struct bwfm_softc *sc, char *buf, size_t len)
{
struct bwfm_proto_bcdc_dcmd *dcmd;
struct bwfm_proto_bcdc_ctl *ctl, *tmp;
if (len < sizeof(dcmd->hdr))
return;
dcmd = (struct bwfm_proto_bcdc_dcmd *)buf;
dcmd->hdr.cmd = letoh32(dcmd->hdr.cmd);
dcmd->hdr.len = letoh32(dcmd->hdr.len);
dcmd->hdr.flags = letoh32(dcmd->hdr.flags);
dcmd->hdr.status = letoh32(dcmd->hdr.status);
TAILQ_FOREACH_SAFE(ctl, &sc->sc_bcdc_rxctlq, next, tmp) {
if (ctl->reqid != BWFM_BCDC_DCMD_ID_GET(dcmd->hdr.flags))
continue;
if (ctl->len != len) {
free(ctl->buf, M_TEMP, ctl->len);
free(ctl, M_TEMP, sizeof(*ctl));
return;
}
memcpy(ctl->buf, buf, len);
ctl->done = 1;
wakeup(ctl);
return;
}
}
void
bwfm_proto_bcdc_rx(struct bwfm_softc *sc, struct mbuf *m, struct mbuf_list *ml)
{
struct bwfm_proto_bcdc_hdr *hdr;
hdr = mtod(m, struct bwfm_proto_bcdc_hdr *);
if (m->m_len < sizeof(*hdr)) {
m_freem(m);
return;
}
if (m->m_len < sizeof(*hdr) + (hdr->data_offset << 2)) {
m_freem(m);
return;
}
m_adj(m, sizeof(*hdr) + (hdr->data_offset << 2));
bwfm_rx(sc, m, ml);
}
/* FW Variable code */
int
bwfm_fwvar_cmd_get_data(struct bwfm_softc *sc, int cmd, void *data, size_t len)
{
return sc->sc_proto_ops->proto_query_dcmd(sc, 0, cmd, data, &len);
}
int
bwfm_fwvar_cmd_set_data(struct bwfm_softc *sc, int cmd, void *data, size_t len)
{
return sc->sc_proto_ops->proto_set_dcmd(sc, 0, cmd, data, len);
}
int
bwfm_fwvar_cmd_get_int(struct bwfm_softc *sc, int cmd, uint32_t *data)
{
int ret;
ret = bwfm_fwvar_cmd_get_data(sc, cmd, data, sizeof(*data));
*data = letoh32(*data);
return ret;
}
int
bwfm_fwvar_cmd_set_int(struct bwfm_softc *sc, int cmd, uint32_t data)
{
data = htole32(data);
return bwfm_fwvar_cmd_set_data(sc, cmd, &data, sizeof(data));
}
int
bwfm_fwvar_var_get_data(struct bwfm_softc *sc, char *name, void *data, size_t len)
{
char *buf;
int ret;
buf = malloc(strlen(name) + 1 + len, M_TEMP, M_WAITOK);
memcpy(buf, name, strlen(name) + 1);
memcpy(buf + strlen(name) + 1, data, len);
ret = bwfm_fwvar_cmd_get_data(sc, BWFM_C_GET_VAR,
buf, strlen(name) + 1 + len);
memcpy(data, buf, len);
free(buf, M_TEMP, strlen(name) + 1 + len);
return ret;
}
int
bwfm_fwvar_var_set_data(struct bwfm_softc *sc, char *name, void *data, size_t len)
{
char *buf;
int ret;
buf = malloc(strlen(name) + 1 + len, M_TEMP, M_WAITOK);
memcpy(buf, name, strlen(name) + 1);
memcpy(buf + strlen(name) + 1, data, len);
ret = bwfm_fwvar_cmd_set_data(sc, BWFM_C_SET_VAR,
buf, strlen(name) + 1 + len);
free(buf, M_TEMP, strlen(name) + 1 + len);
return ret;
}
int
bwfm_fwvar_var_get_int(struct bwfm_softc *sc, char *name, uint32_t *data)
{
int ret;
ret = bwfm_fwvar_var_get_data(sc, name, data, sizeof(*data));
*data = letoh32(*data);
return ret;
}
int
bwfm_fwvar_var_set_int(struct bwfm_softc *sc, char *name, uint32_t data)
{
data = htole32(data);
return bwfm_fwvar_var_set_data(sc, name, &data, sizeof(data));
}
/* Channel parameters */
uint32_t
bwfm_chan2spec(struct bwfm_softc *sc, struct ieee80211_channel *c)
{
if (sc->sc_io_type == BWFM_IO_TYPE_D11N)
return bwfm_chan2spec_d11n(sc, c);
else
return bwfm_chan2spec_d11ac(sc, c);
}
uint32_t
bwfm_chan2spec_d11n(struct bwfm_softc *sc, struct ieee80211_channel *c)
{
uint32_t chanspec;
chanspec = ieee80211_mhz2ieee(c->ic_freq, 0) & BWFM_CHANSPEC_CHAN_MASK;
chanspec |= BWFM_CHANSPEC_D11N_SB_N;
chanspec |= BWFM_CHANSPEC_D11N_BW_20;
if (IEEE80211_IS_CHAN_2GHZ(c))
chanspec |= BWFM_CHANSPEC_D11N_BND_2G;
if (IEEE80211_IS_CHAN_5GHZ(c))
chanspec |= BWFM_CHANSPEC_D11N_BND_5G;
return chanspec;
}
uint32_t
bwfm_chan2spec_d11ac(struct bwfm_softc *sc, struct ieee80211_channel *c)
{
uint32_t chanspec;
chanspec = ieee80211_mhz2ieee(c->ic_freq, 0) & BWFM_CHANSPEC_CHAN_MASK;
chanspec |= BWFM_CHANSPEC_D11AC_SB_LLL;
chanspec |= BWFM_CHANSPEC_D11AC_BW_20;
if (IEEE80211_IS_CHAN_2GHZ(c))
chanspec |= BWFM_CHANSPEC_D11AC_BND_2G;
if (IEEE80211_IS_CHAN_5GHZ(c))
chanspec |= BWFM_CHANSPEC_D11AC_BND_5G;
return chanspec;
}
uint32_t
bwfm_spec2chan(struct bwfm_softc *sc, uint32_t chanspec)
{
if (sc->sc_io_type == BWFM_IO_TYPE_D11N)
return bwfm_spec2chan_d11n(sc, chanspec);
else
return bwfm_spec2chan_d11ac(sc, chanspec);
}
uint32_t
bwfm_spec2chan_d11n(struct bwfm_softc *sc, uint32_t chanspec)
{
uint32_t chanidx;
chanidx = chanspec & BWFM_CHANSPEC_CHAN_MASK;
switch (chanspec & BWFM_CHANSPEC_D11N_BW_MASK) {
case BWFM_CHANSPEC_D11N_BW_40:
switch (chanspec & BWFM_CHANSPEC_D11N_SB_MASK) {
case BWFM_CHANSPEC_D11N_SB_L:
chanidx -= 2;
break;
case BWFM_CHANSPEC_D11N_SB_U:
chanidx += 2;
break;
default:
break;
}
break;
default:
break;
}
return chanidx;
}
uint32_t
bwfm_spec2chan_d11ac(struct bwfm_softc *sc, uint32_t chanspec)
{
uint32_t chanidx;
chanidx = chanspec & BWFM_CHANSPEC_CHAN_MASK;
switch (chanspec & BWFM_CHANSPEC_D11AC_BW_MASK) {
case BWFM_CHANSPEC_D11AC_BW_40:
switch (chanspec & BWFM_CHANSPEC_D11AC_SB_MASK) {
case BWFM_CHANSPEC_D11AC_SB_LLL:
chanidx -= 2;
break;
case BWFM_CHANSPEC_D11AC_SB_LLU:
chanidx += 2;
break;
default:
break;
}
break;
case BWFM_CHANSPEC_D11AC_BW_80:
switch (chanspec & BWFM_CHANSPEC_D11AC_SB_MASK) {
case BWFM_CHANSPEC_D11AC_SB_LLL:
chanidx -= 6;
break;
case BWFM_CHANSPEC_D11AC_SB_LLU:
chanidx -= 2;
break;
case BWFM_CHANSPEC_D11AC_SB_LUL:
chanidx += 2;
break;
case BWFM_CHANSPEC_D11AC_SB_LUU:
chanidx += 6;
break;
default:
break;
}
break;
default:
break;
}
return chanidx;
}
/* 802.11 code */
void
bwfm_connect(struct bwfm_softc *sc)
{
struct ieee80211com *ic = &sc->sc_ic;
struct bwfm_ext_join_params *params;
uint8_t buf[64]; /* XXX max WPA/RSN/WMM IE length */
uint8_t *frm;
/*
* OPEN: Open or WEP or WPA/WPA2 on newer Chips/Firmware.
* AUTO: Automatic, probably for older Chips/Firmware.
*/
if (ic->ic_flags & IEEE80211_F_RSNON) {
uint32_t wsec = 0;
uint32_t wpa = 0;
/* tell firmware to add WPA/RSN IE to (re)assoc request */
if (ic->ic_bss->ni_rsnprotos == IEEE80211_PROTO_RSN)
frm = ieee80211_add_rsn(buf, ic, ic->ic_bss);
else
frm = ieee80211_add_wpa(buf, ic, ic->ic_bss);
bwfm_fwvar_var_set_data(sc, "wpaie", buf, frm - buf);
if (ic->ic_rsnprotos & IEEE80211_PROTO_WPA) {
if (ic->ic_rsnakms & IEEE80211_AKM_PSK)
wpa |= BWFM_WPA_AUTH_WPA_PSK;
if (ic->ic_rsnakms & IEEE80211_AKM_8021X)
wpa |= BWFM_WPA_AUTH_WPA_UNSPECIFIED;
}
if (ic->ic_rsnprotos & IEEE80211_PROTO_RSN) {
if (ic->ic_rsnakms & IEEE80211_AKM_PSK)
wpa |= BWFM_WPA_AUTH_WPA2_PSK;
if (ic->ic_rsnakms & IEEE80211_AKM_SHA256_PSK)
wpa |= BWFM_WPA_AUTH_WPA2_PSK_SHA256;
if (ic->ic_rsnakms & IEEE80211_AKM_8021X)
wpa |= BWFM_WPA_AUTH_WPA2_UNSPECIFIED;
if (ic->ic_rsnakms & IEEE80211_AKM_SHA256_8021X)
wpa |= BWFM_WPA_AUTH_WPA2_1X_SHA256;
}
if (ic->ic_rsnciphers & IEEE80211_WPA_CIPHER_TKIP ||
ic->ic_rsngroupcipher & IEEE80211_WPA_CIPHER_TKIP)
wsec |= BWFM_WSEC_TKIP;
if (ic->ic_rsnciphers & IEEE80211_WPA_CIPHER_CCMP ||
ic->ic_rsngroupcipher & IEEE80211_WPA_CIPHER_CCMP)
wsec |= BWFM_WSEC_AES;
bwfm_fwvar_var_set_int(sc, "wpa_auth", wpa);
bwfm_fwvar_var_set_int(sc, "wsec", wsec);
} else if (ic->ic_flags & IEEE80211_F_WEPON) {
bwfm_fwvar_var_set_int(sc, "wpa_auth", BWFM_WPA_AUTH_DISABLED);
bwfm_fwvar_var_set_int(sc, "wsec", BWFM_WSEC_WEP);
} else {
bwfm_fwvar_var_set_int(sc, "wpa_auth", BWFM_WPA_AUTH_DISABLED);
bwfm_fwvar_var_set_int(sc, "wsec", BWFM_WSEC_NONE);
}
bwfm_fwvar_var_set_int(sc, "auth", BWFM_AUTH_OPEN);
bwfm_fwvar_var_set_int(sc, "mfp", BWFM_MFP_NONE);
if (ic->ic_des_esslen && ic->ic_des_esslen <= BWFM_MAX_SSID_LEN) {
params = malloc(sizeof(*params), M_TEMP, M_WAITOK | M_ZERO);
memcpy(params->ssid.ssid, ic->ic_des_essid, ic->ic_des_esslen);
params->ssid.len = htole32(ic->ic_des_esslen);
memcpy(params->assoc.bssid, ic->ic_bss->ni_bssid,
sizeof(params->assoc.bssid));
params->scan.scan_type = -1;
params->scan.nprobes = htole32(-1);
params->scan.active_time = htole32(-1);
params->scan.passive_time = htole32(-1);
params->scan.home_time = htole32(-1);
if (bwfm_fwvar_var_set_data(sc, "join", params, sizeof(*params))) {
struct bwfm_join_params join;
memset(&join, 0, sizeof(join));
memcpy(join.ssid.ssid, ic->ic_des_essid,
ic->ic_des_esslen);
join.ssid.len = htole32(ic->ic_des_esslen);
memcpy(join.assoc.bssid, ic->ic_bss->ni_bssid,
sizeof(join.assoc.bssid));
bwfm_fwvar_cmd_set_data(sc, BWFM_C_SET_SSID, &join,
sizeof(join));
}
free(params, M_TEMP, sizeof(*params));
}
}
#ifndef IEEE80211_STA_ONLY
void
bwfm_hostap(struct bwfm_softc *sc)
{
struct ieee80211com *ic = &sc->sc_ic;
struct ieee80211_node *ni = ic->ic_bss;
struct bwfm_join_params join;
/*
* OPEN: Open or WEP or WPA/WPA2 on newer Chips/Firmware.
* AUTO: Automatic, probably for older Chips/Firmware.
*/
if (ic->ic_flags & IEEE80211_F_RSNON) {
uint32_t wsec = 0;
uint32_t wpa = 0;
/* TODO: Turn off if replay counter set */
if (ni->ni_rsnprotos & IEEE80211_PROTO_RSN)
bwfm_fwvar_var_set_int(sc, "wme_bss_disable", 1);
if (ni->ni_rsnprotos & IEEE80211_PROTO_WPA) {
if (ni->ni_rsnakms & IEEE80211_AKM_PSK)
wpa |= BWFM_WPA_AUTH_WPA_PSK;
if (ni->ni_rsnakms & IEEE80211_AKM_8021X)
wpa |= BWFM_WPA_AUTH_WPA_UNSPECIFIED;
}
if (ni->ni_rsnprotos & IEEE80211_PROTO_RSN) {
if (ni->ni_rsnakms & IEEE80211_AKM_PSK)
wpa |= BWFM_WPA_AUTH_WPA2_PSK;
if (ni->ni_rsnakms & IEEE80211_AKM_SHA256_PSK)
wpa |= BWFM_WPA_AUTH_WPA2_PSK_SHA256;
if (ni->ni_rsnakms & IEEE80211_AKM_8021X)
wpa |= BWFM_WPA_AUTH_WPA2_UNSPECIFIED;
if (ni->ni_rsnakms & IEEE80211_AKM_SHA256_8021X)
wpa |= BWFM_WPA_AUTH_WPA2_1X_SHA256;
}
if (ni->ni_rsnciphers & IEEE80211_WPA_CIPHER_TKIP ||
ni->ni_rsngroupcipher & IEEE80211_WPA_CIPHER_TKIP)
wsec |= BWFM_WSEC_TKIP;
if (ni->ni_rsnciphers & IEEE80211_WPA_CIPHER_CCMP ||
ni->ni_rsngroupcipher & IEEE80211_WPA_CIPHER_CCMP)
wsec |= BWFM_WSEC_AES;
bwfm_fwvar_var_set_int(sc, "wpa_auth", wpa);
bwfm_fwvar_var_set_int(sc, "wsec", wsec);
} else {
bwfm_fwvar_var_set_int(sc, "wpa_auth", BWFM_WPA_AUTH_DISABLED);
bwfm_fwvar_var_set_int(sc, "wsec", BWFM_WSEC_NONE);
}
bwfm_fwvar_var_set_int(sc, "auth", BWFM_AUTH_OPEN);
bwfm_fwvar_var_set_int(sc, "mfp", BWFM_MFP_NONE);
bwfm_fwvar_var_set_int(sc, "mpc", 0);
bwfm_fwvar_cmd_set_int(sc, BWFM_C_SET_INFRA, 1);
bwfm_fwvar_cmd_set_int(sc, BWFM_C_SET_AP, 1);
bwfm_fwvar_var_set_int(sc, "chanspec",
bwfm_chan2spec(sc, ic->ic_bss->ni_chan));
bwfm_fwvar_cmd_set_int(sc, BWFM_C_UP, 1);
memset(&join, 0, sizeof(join));
memcpy(join.ssid.ssid, ic->ic_des_essid, ic->ic_des_esslen);
join.ssid.len = htole32(ic->ic_des_esslen);
memset(join.assoc.bssid, 0xff, sizeof(join.assoc.bssid));
bwfm_fwvar_cmd_set_data(sc, BWFM_C_SET_SSID, &join, sizeof(join));
bwfm_fwvar_var_set_int(sc, "closednet",
(ic->ic_userflags & IEEE80211_F_HIDENWID) != 0);
}
#endif
void
bwfm_scan_v0(struct bwfm_softc *sc)
{
struct ieee80211com *ic = &sc->sc_ic;
struct bwfm_escan_params_v0 *params;
uint32_t nssid = 0, nchan = 0;
size_t params_size, chan_size, ssid_size;
struct bwfm_ssid *ssid;
if (ic->ic_flags & IEEE80211_F_ASCAN &&
ic->ic_des_esslen && ic->ic_des_esslen <= BWFM_MAX_SSID_LEN)
nssid = 1;
chan_size = roundup(nchan * sizeof(uint16_t), sizeof(uint32_t));
ssid_size = sizeof(struct bwfm_ssid) * nssid;
params_size = sizeof(*params) + chan_size + ssid_size;
params = malloc(params_size, M_TEMP, M_WAITOK | M_ZERO);
ssid = (struct bwfm_ssid *)
(((uint8_t *)params) + sizeof(*params) + chan_size);
memset(params->scan_params.bssid, 0xff,
sizeof(params->scan_params.bssid));
params->scan_params.bss_type = 2;
params->scan_params.scan_type = BWFM_SCANTYPE_PASSIVE;
params->scan_params.nprobes = htole32(-1);
params->scan_params.active_time = htole32(-1);
params->scan_params.passive_time = htole32(-1);
params->scan_params.home_time = htole32(-1);
params->version = htole32(BWFM_ESCAN_REQ_VERSION);
params->action = htole16(WL_ESCAN_ACTION_START);
params->sync_id = htole16(0x1234);
if (ic->ic_flags & IEEE80211_F_ASCAN &&
ic->ic_des_esslen && ic->ic_des_esslen <= BWFM_MAX_SSID_LEN) {
params->scan_params.scan_type = BWFM_SCANTYPE_ACTIVE;
ssid->len = htole32(ic->ic_des_esslen);
memcpy(ssid->ssid, ic->ic_des_essid, ic->ic_des_esslen);
}
params->scan_params.channel_num = htole32(
nssid << BWFM_CHANNUM_NSSID_SHIFT |
nchan << BWFM_CHANNUM_NCHAN_SHIFT);
#if 0
/* Scan a specific channel */
params->scan_params.channel_list[0] = htole16(
(1 & 0xff) << 0 |
(3 & 0x3) << 8 |
(2 & 0x3) << 10 |
(2 & 0x3) << 12
);
#endif
bwfm_fwvar_var_set_data(sc, "escan", params, params_size);
free(params, M_TEMP, params_size);
}
void
bwfm_scan_v2(struct bwfm_softc *sc)
{
struct ieee80211com *ic = &sc->sc_ic;
struct bwfm_escan_params_v2 *params;
uint32_t nssid = 0, nchan = 0;
size_t params_size, chan_size, ssid_size;
struct bwfm_ssid *ssid;
if (ic->ic_flags & IEEE80211_F_ASCAN &&
ic->ic_des_esslen && ic->ic_des_esslen <= BWFM_MAX_SSID_LEN)
nssid = 1;
chan_size = roundup(nchan * sizeof(uint16_t), sizeof(uint32_t));
ssid_size = sizeof(struct bwfm_ssid) * nssid;
params_size = sizeof(*params) + chan_size + ssid_size;
params = malloc(params_size, M_TEMP, M_WAITOK | M_ZERO);
ssid = (struct bwfm_ssid *)
(((uint8_t *)params) + sizeof(*params) + chan_size);
params->scan_params.version = 2;
params->scan_params.length = params_size;
memset(params->scan_params.bssid, 0xff,
sizeof(params->scan_params.bssid));
params->scan_params.bss_type = 2;
params->scan_params.scan_type = BWFM_SCANTYPE_PASSIVE;
params->scan_params.nprobes = htole32(-1);
params->scan_params.active_time = htole32(-1);
params->scan_params.passive_time = htole32(-1);
params->scan_params.home_time = htole32(-1);
params->version = htole32(BWFM_ESCAN_REQ_VERSION_V2);
params->action = htole16(WL_ESCAN_ACTION_START);
params->sync_id = htole16(0x1234);
if (ic->ic_flags & IEEE80211_F_ASCAN &&
ic->ic_des_esslen && ic->ic_des_esslen <= BWFM_MAX_SSID_LEN) {
params->scan_params.scan_type = BWFM_SCANTYPE_ACTIVE;
ssid->len = htole32(ic->ic_des_esslen);
memcpy(ssid->ssid, ic->ic_des_essid, ic->ic_des_esslen);
}
params->scan_params.channel_num = htole32(
nssid << BWFM_CHANNUM_NSSID_SHIFT |
nchan << BWFM_CHANNUM_NCHAN_SHIFT);
#if 0
/* Scan a specific channel */
params->scan_params.channel_list[0] = htole16(
(1 & 0xff) << 0 |
(3 & 0x3) << 8 |
(2 & 0x3) << 10 |
(2 & 0x3) << 12
);
#endif
bwfm_fwvar_var_set_data(sc, "escan", params, params_size);
free(params, M_TEMP, params_size);
}
void
bwfm_scan(struct bwfm_softc *sc)
{
if (sc->sc_scan_ver == 0)
bwfm_scan_v0(sc);
else
bwfm_scan_v2(sc);
}
void
bwfm_scan_abort_v0(struct bwfm_softc *sc)
{
struct bwfm_escan_params_v0 *params;
size_t params_size;
params_size = sizeof(*params) + sizeof(uint16_t);
params = malloc(params_size, M_TEMP, M_WAITOK | M_ZERO);
memset(params->scan_params.bssid, 0xff,
sizeof(params->scan_params.bssid));
params->scan_params.bss_type = 2;
params->scan_params.scan_type = BWFM_SCANTYPE_PASSIVE;
params->scan_params.nprobes = htole32(-1);
params->scan_params.active_time = htole32(-1);
params->scan_params.passive_time = htole32(-1);
params->scan_params.home_time = htole32(-1);
params->version = htole32(BWFM_ESCAN_REQ_VERSION);
params->action = htole16(WL_ESCAN_ACTION_START);
params->sync_id = htole16(0x1234);
params->scan_params.channel_num = htole32(1);
params->scan_params.channel_list[0] = htole16(-1);
bwfm_fwvar_var_set_data(sc, "escan", params, params_size);
free(params, M_TEMP, params_size);
}
void
bwfm_scan_abort_v2(struct bwfm_softc *sc)
{
struct bwfm_escan_params_v2 *params;
size_t params_size;
params_size = sizeof(*params) + sizeof(uint16_t);
params = malloc(params_size, M_TEMP, M_WAITOK | M_ZERO);
params->scan_params.version = 2;
params->scan_params.length = params_size;
memset(params->scan_params.bssid, 0xff,
sizeof(params->scan_params.bssid));
params->scan_params.bss_type = 2;
params->scan_params.scan_type = BWFM_SCANTYPE_PASSIVE;
params->scan_params.nprobes = htole32(-1);
params->scan_params.active_time = htole32(-1);
params->scan_params.passive_time = htole32(-1);
params->scan_params.home_time = htole32(-1);
params->version = htole32(BWFM_ESCAN_REQ_VERSION_V2);
params->action = htole16(WL_ESCAN_ACTION_START);
params->sync_id = htole16(0x1234);
params->scan_params.channel_num = htole32(1);
params->scan_params.channel_list[0] = htole16(-1);
bwfm_fwvar_var_set_data(sc, "escan", params, params_size);
free(params, M_TEMP, params_size);
}
void
bwfm_scan_abort(struct bwfm_softc *sc)
{
if (sc->sc_scan_ver == 0)
bwfm_scan_abort_v0(sc);
else
bwfm_scan_abort_v2(sc);
}
struct mbuf *
bwfm_newbuf(void)
{
struct mbuf *m;
MGETHDR(m, M_DONTWAIT, MT_DATA);
if (m == NULL)
return (NULL);
MCLGET(m, M_DONTWAIT);
if (!(m->m_flags & M_EXT)) {
m_freem(m);
return (NULL);
}
m->m_len = m->m_pkthdr.len = MCLBYTES;
return (m);
}
void
bwfm_rx(struct bwfm_softc *sc, struct mbuf *m, struct mbuf_list *ml)
{
struct ieee80211com *ic = &sc->sc_ic;
struct ifnet *ifp = &ic->ic_if;
struct ieee80211_node *ni;
struct bwfm_event *e;
#ifdef __STRICT_ALIGNMENT
/* Remaining data is an ethernet packet, so align. */
if ((mtod(m, paddr_t) & 0x3) != ETHER_ALIGN) {
struct mbuf *m0;
m0 = m_dup_pkt(m, ETHER_ALIGN, M_WAITOK);
m_freem(m);
if (m0 == NULL) {
ifp->if_ierrors++;
return;
}
m = m0;
}
#endif
e = mtod(m, struct bwfm_event *);
if (m->m_len >= sizeof(e->ehdr) &&
ntohs(e->ehdr.ether_type) == BWFM_ETHERTYPE_LINK_CTL &&
memcmp(BWFM_BRCM_OUI, e->hdr.oui, sizeof(e->hdr.oui)) == 0 &&
ntohs(e->hdr.usr_subtype) == BWFM_BRCM_SUBTYPE_EVENT) {
bwfm_rx_event(sc, m);
return;
}
/* Drop network packets if we are not in RUN state. */
if (ic->ic_state != IEEE80211_S_RUN) {
m_freem(m);
return;
}
if ((ic->ic_flags & IEEE80211_F_RSNON) &&
m->m_len >= sizeof(e->ehdr) &&
ntohs(e->ehdr.ether_type) == ETHERTYPE_EAPOL) {
ifp->if_ipackets++;
#if NBPFILTER > 0
if (ifp->if_bpf)
bpf_mtap(ifp->if_bpf, m, BPF_DIRECTION_IN);
#endif
#ifndef IEEE80211_STA_ONLY
if (ic->ic_opmode == IEEE80211_M_HOSTAP) {
ni = ieee80211_find_node(ic,
(void *)&e->ehdr.ether_shost);
if (ni == NULL) {
m_freem(m);
return;
}
} else
#endif
ni = ic->ic_bss;
ieee80211_eapol_key_input(ic, m, ni);
} else
ml_enqueue(ml, m);
}
#ifndef IEEE80211_STA_ONLY
void
bwfm_rx_auth_ind(struct bwfm_softc *sc, struct bwfm_event *e, size_t len)
{
struct ieee80211com *ic = &sc->sc_ic;
struct ifnet *ifp = &ic->ic_if;
struct ieee80211_rxinfo rxi;
struct ieee80211_frame *wh;
struct mbuf *m;
uint32_t pktlen, ieslen;
/* Build a fake beacon frame to let net80211 do all the parsing. */
ieslen = betoh32(e->msg.datalen);
pktlen = sizeof(*wh) + ieslen + 6;
if (pktlen > MCLBYTES)
return;
m = bwfm_newbuf();
if (m == NULL)
return;
wh = mtod(m, struct ieee80211_frame *);
wh->i_fc[0] = IEEE80211_FC0_VERSION_0 | IEEE80211_FC0_TYPE_MGT |
IEEE80211_FC0_SUBTYPE_AUTH;
wh->i_fc[1] = IEEE80211_FC1_DIR_NODS;
*(uint16_t *)wh->i_dur = 0;
IEEE80211_ADDR_COPY(wh->i_addr1, etherbroadcastaddr);
IEEE80211_ADDR_COPY(wh->i_addr2, &e->msg.addr);
IEEE80211_ADDR_COPY(wh->i_addr3, ic->ic_bss->ni_bssid);
*(uint16_t *)wh->i_seq = 0;
((uint16_t *)(&wh[1]))[0] = IEEE80211_AUTH_ALG_OPEN;
((uint16_t *)(&wh[1]))[1] = IEEE80211_AUTH_OPEN_REQUEST;
((uint16_t *)(&wh[1]))[2] = 0;
/* Finalize mbuf. */
m->m_pkthdr.len = m->m_len = pktlen;
memset(&rxi, 0, sizeof(rxi));
ieee80211_input(ifp, m, ic->ic_bss, &rxi);
}
void
bwfm_rx_assoc_ind(struct bwfm_softc *sc, struct bwfm_event *e, size_t len,
int reassoc)
{
struct ieee80211com *ic = &sc->sc_ic;
struct ifnet *ifp = &ic->ic_if;
struct ieee80211_rxinfo rxi;
struct ieee80211_frame *wh;
struct ieee80211_node *ni;
struct mbuf *m;
uint32_t pktlen, ieslen;
/* Build a fake beacon frame to let net80211 do all the parsing. */
ieslen = betoh32(e->msg.datalen);
pktlen = sizeof(*wh) + ieslen + 4;
if (reassoc)
pktlen += IEEE80211_ADDR_LEN;
if (pktlen > MCLBYTES)
return;
m = bwfm_newbuf();
if (m == NULL)
return;
wh = mtod(m, struct ieee80211_frame *);
wh->i_fc[0] = IEEE80211_FC0_VERSION_0 | IEEE80211_FC0_TYPE_MGT;
if (reassoc)
wh->i_fc[0] |= IEEE80211_FC0_SUBTYPE_REASSOC_REQ;
else
wh->i_fc[0] |= IEEE80211_FC0_SUBTYPE_ASSOC_REQ;
wh->i_fc[1] = IEEE80211_FC1_DIR_NODS;
*(uint16_t *)wh->i_dur = 0;
IEEE80211_ADDR_COPY(wh->i_addr1, etherbroadcastaddr);
IEEE80211_ADDR_COPY(wh->i_addr2, &e->msg.addr);
IEEE80211_ADDR_COPY(wh->i_addr3, ic->ic_bss->ni_bssid);
*(uint16_t *)wh->i_seq = 0;
((uint16_t *)(&wh[1]))[0] = IEEE80211_CAPINFO_ESS; /* XXX */
((uint16_t *)(&wh[1]))[1] = 100; /* XXX */
if (reassoc) {
memset(((uint8_t *)&wh[1]) + 4, 0, IEEE80211_ADDR_LEN);
memcpy(((uint8_t *)&wh[1]) + 4 + IEEE80211_ADDR_LEN,
&e[1], ieslen);
} else
memcpy(((uint8_t *)&wh[1]) + 4, &e[1], ieslen);
/* Finalize mbuf. */
m->m_pkthdr.len = m->m_len = pktlen;
ni = ieee80211_find_node(ic, wh->i_addr2);
if (ni == NULL) {
m_freem(m);
return;
}
memset(&rxi, 0, sizeof(rxi));
ieee80211_input(ifp, m, ni, &rxi);
}
void
bwfm_rx_deauth_ind(struct bwfm_softc *sc, struct bwfm_event *e, size_t len)
{
bwfm_rx_leave_ind(sc, e, len, IEEE80211_FC0_SUBTYPE_DEAUTH);
}
void
bwfm_rx_disassoc_ind(struct bwfm_softc *sc, struct bwfm_event *e, size_t len)
{
bwfm_rx_leave_ind(sc, e, len, IEEE80211_FC0_SUBTYPE_DISASSOC);
}
void
bwfm_rx_leave_ind(struct bwfm_softc *sc, struct bwfm_event *e, size_t len,
int subtype)
{
struct ieee80211com *ic = &sc->sc_ic;
struct ifnet *ifp = &ic->ic_if;
struct ieee80211_rxinfo rxi;
struct ieee80211_frame *wh;
struct ieee80211_node *ni;
struct mbuf *m;
uint32_t pktlen;
/* Build a fake beacon frame to let net80211 do all the parsing. */
pktlen = sizeof(*wh) + 2;
if (pktlen > MCLBYTES)
return;
m = bwfm_newbuf();
if (m == NULL)
return;
wh = mtod(m, struct ieee80211_frame *);
wh->i_fc[0] = IEEE80211_FC0_VERSION_0 | IEEE80211_FC0_TYPE_MGT |
subtype;
wh->i_fc[1] = IEEE80211_FC1_DIR_NODS;
*(uint16_t *)wh->i_dur = 0;
IEEE80211_ADDR_COPY(wh->i_addr1, etherbroadcastaddr);
IEEE80211_ADDR_COPY(wh->i_addr2, &e->msg.addr);
IEEE80211_ADDR_COPY(wh->i_addr3, ic->ic_bss->ni_bssid);
*(uint16_t *)wh->i_seq = 0;
memset((uint8_t *)&wh[1], 0, 2);
/* Finalize mbuf. */
m->m_pkthdr.len = m->m_len = pktlen;
ni = ieee80211_find_node(ic, wh->i_addr2);
if (ni == NULL) {
m_freem(m);
return;
}
memset(&rxi, 0, sizeof(rxi));
ieee80211_input(ifp, m, ni, &rxi);
}
#endif
void
bwfm_rx_event(struct bwfm_softc *sc, struct mbuf *m)
{
int s;
s = splnet();
ml_enqueue(&sc->sc_evml, m);
splx(s);
task_add(sc->sc_taskq, &sc->sc_task);
}
void
bwfm_rx_event_cb(struct bwfm_softc *sc, struct mbuf *m)
{
struct ieee80211com *ic = &sc->sc_ic;
struct ifnet *ifp = &ic->ic_if;
struct bwfm_event *e = mtod(m, void *);
size_t len = m->m_len;
if (ntohl(e->msg.event_type) >= BWFM_E_LAST) {
m_freem(m);
return;
}
switch (ntohl(e->msg.event_type)) {
case BWFM_E_ESCAN_RESULT: {
struct bwfm_escan_results *res;
struct bwfm_bss_info *bss;
size_t reslen;
int i;
/* Abort event triggered by SCAN -> INIT */
if (ic->ic_state == IEEE80211_S_INIT &&
ntohl(e->msg.status) == BWFM_E_STATUS_ABORT)
break;
if (ic->ic_state != IEEE80211_S_SCAN) {
DPRINTF(("%s: scan result (%u) while not in SCAN\n",
DEVNAME(sc), ntohl(e->msg.status)));
break;
}
if (ntohl(e->msg.status) != BWFM_E_STATUS_SUCCESS &&
ntohl(e->msg.status) != BWFM_E_STATUS_PARTIAL) {
DPRINTF(("%s: unexpected scan result (%u)\n",
DEVNAME(sc), ntohl(e->msg.status)));
break;
}
if (ntohl(e->msg.status) == BWFM_E_STATUS_SUCCESS) {
ieee80211_end_scan(ifp);
break;
}
len -= sizeof(*e);
if (len < sizeof(*res)) {
DPRINTF(("%s: results too small\n", DEVNAME(sc)));
m_freem(m);
return;
}
reslen = len;
res = malloc(len, M_TEMP, M_WAITOK);
memcpy(res, (void *)&e[1], len);
if (len < letoh32(res->buflen)) {
DPRINTF(("%s: results too small\n", DEVNAME(sc)));
free(res, M_TEMP, reslen);
m_freem(m);
return;
}
len -= sizeof(*res);
if (len < letoh16(res->bss_count) * sizeof(struct bwfm_bss_info)) {
DPRINTF(("%s: results too small\n", DEVNAME(sc)));
free(res, M_TEMP, reslen);
m_freem(m);
return;
}
bss = &res->bss_info[0];
for (i = 0; i < letoh16(res->bss_count); i++) {
bwfm_scan_node(sc, &res->bss_info[i], len);
len -= sizeof(*bss) + letoh32(bss->length);
bss = (void *)((char *)bss) + letoh32(bss->length);
if (len <= 0)
break;
}
free(res, M_TEMP, reslen);
break;
}
case BWFM_E_AUTH:
if (ntohl(e->msg.status) == BWFM_E_STATUS_SUCCESS &&
ic->ic_state == IEEE80211_S_AUTH)
ieee80211_new_state(ic, IEEE80211_S_ASSOC, -1);
else
ieee80211_begin_scan(ifp);
break;
case BWFM_E_ASSOC:
if (ntohl(e->msg.status) == BWFM_E_STATUS_SUCCESS &&
ic->ic_state == IEEE80211_S_ASSOC)
ieee80211_new_state(ic, IEEE80211_S_RUN, -1);
else if (ntohl(e->msg.status) != BWFM_E_STATUS_UNSOLICITED)
ieee80211_begin_scan(ifp);
break;
case BWFM_E_DEAUTH:
case BWFM_E_DISASSOC:
if (ic->ic_state > IEEE80211_S_SCAN)
ieee80211_begin_scan(ifp);
break;
case BWFM_E_LINK:
if (ntohl(e->msg.status) == BWFM_E_STATUS_SUCCESS &&
ntohl(e->msg.reason) == 0)
break;
/* Link status has changed */
if (ic->ic_state > IEEE80211_S_SCAN)
ieee80211_begin_scan(ifp);
break;
#ifndef IEEE80211_STA_ONLY
case BWFM_E_AUTH_IND:
bwfm_rx_auth_ind(sc, e, len);
break;
case BWFM_E_ASSOC_IND:
bwfm_rx_assoc_ind(sc, e, len, 0);
break;
case BWFM_E_REASSOC_IND:
bwfm_rx_assoc_ind(sc, e, len, 1);
break;
case BWFM_E_DEAUTH_IND:
bwfm_rx_deauth_ind(sc, e, len);
break;
case BWFM_E_DISASSOC_IND:
bwfm_rx_disassoc_ind(sc, e, len);
break;
#endif
default:
DPRINTF(("%s: len %lu datalen %u code %u status %u"
" reason %u\n", __func__, len, ntohl(e->msg.datalen),
ntohl(e->msg.event_type), ntohl(e->msg.status),
ntohl(e->msg.reason)));
break;
}
m_freem(m);
}
void
bwfm_scan_node(struct bwfm_softc *sc, struct bwfm_bss_info *bss, size_t len)
{
struct ieee80211com *ic = &sc->sc_ic;
struct ifnet *ifp = &ic->ic_if;
struct ieee80211_frame *wh;
struct ieee80211_node *ni;
struct ieee80211_rxinfo rxi;
struct mbuf *m;
uint32_t pktlen, ieslen;
uint16_t iesoff;
int chanidx;
iesoff = letoh16(bss->ie_offset);
ieslen = letoh32(bss->ie_length);
if (ieslen > len - iesoff)
return;
/* Build a fake beacon frame to let net80211 do all the parsing. */
pktlen = sizeof(*wh) + ieslen + 12;
if (pktlen > MCLBYTES)
return;
m = bwfm_newbuf();
if (m == NULL)
return;
wh = mtod(m, struct ieee80211_frame *);
wh->i_fc[0] = IEEE80211_FC0_VERSION_0 | IEEE80211_FC0_TYPE_MGT |
IEEE80211_FC0_SUBTYPE_BEACON;
wh->i_fc[1] = IEEE80211_FC1_DIR_NODS;
*(uint16_t *)wh->i_dur = 0;
IEEE80211_ADDR_COPY(wh->i_addr1, etherbroadcastaddr);
IEEE80211_ADDR_COPY(wh->i_addr2, bss->bssid);
IEEE80211_ADDR_COPY(wh->i_addr3, bss->bssid);
*(uint16_t *)wh->i_seq = 0;
memset(&wh[1], 0, 12);
((uint16_t *)(&wh[1]))[4] = bss->beacon_period;
((uint16_t *)(&wh[1]))[5] = bss->capability;
memcpy(((uint8_t *)&wh[1]) + 12, ((uint8_t *)bss) + iesoff, ieslen);
/* Finalize mbuf. */
m->m_pkthdr.len = m->m_len = pktlen;
ni = ieee80211_find_rxnode(ic, wh);
/* Channel mask equals IEEE80211_CHAN_MAX */
chanidx = bwfm_spec2chan(sc, letoh32(bss->chanspec));
/* Supply RSSI */
memset(&rxi, 0, sizeof(rxi));
rxi.rxi_rssi = (int16_t)letoh16(bss->rssi);
rxi.rxi_chan = chanidx;
ieee80211_input(ifp, m, ni, &rxi);
/* Node is no longer needed. */
ieee80211_release_node(ic, ni);
}
void
bwfm_task(void *arg)
{
struct bwfm_softc *sc = arg;
struct bwfm_host_cmd_ring *ring = &sc->sc_cmdq;
struct bwfm_host_cmd *cmd;
struct mbuf *m;
int s;
s = splnet();
while (ring->next != ring->cur) {
cmd = &ring->cmd[ring->next];
splx(s);
cmd->cb(sc, cmd->data);
s = splnet();
ring->queued--;
ring->next = (ring->next + 1) % BWFM_HOST_CMD_RING_COUNT;
}
splx(s);
s = splnet();
while ((m = ml_dequeue(&sc->sc_evml)) != NULL) {
splx(s);
bwfm_rx_event_cb(sc, m);
s = splnet();
}
splx(s);
}
void
bwfm_do_async(struct bwfm_softc *sc,
void (*cb)(struct bwfm_softc *, void *), void *arg, int len)
{
struct bwfm_host_cmd_ring *ring = &sc->sc_cmdq;
struct bwfm_host_cmd *cmd;
int s;
s = splnet();
KASSERT(ring->queued < BWFM_HOST_CMD_RING_COUNT);
if (ring->queued >= BWFM_HOST_CMD_RING_COUNT) {
splx(s);
return;
}
cmd = &ring->cmd[ring->cur];
cmd->cb = cb;
KASSERT(len <= sizeof(cmd->data));
memcpy(cmd->data, arg, len);
ring->cur = (ring->cur + 1) % BWFM_HOST_CMD_RING_COUNT;
ring->queued++;
task_add(sc->sc_taskq, &sc->sc_task);
splx(s);
}
int
bwfm_send_mgmt(struct ieee80211com *ic, struct ieee80211_node *ni,
int type, int arg1, int arg2)
{
#ifdef BWFM_DEBUG
struct bwfm_softc *sc = ic->ic_softc;
DPRINTF(("%s: %s\n", DEVNAME(sc), __func__));
#endif
return 0;
}
int
bwfm_set_key(struct ieee80211com *ic, struct ieee80211_node *ni,
struct ieee80211_key *k)
{
struct bwfm_softc *sc = ic->ic_softc;
struct bwfm_cmd_key cmd;
cmd.ni = ni;
cmd.k = k;
bwfm_do_async(sc, bwfm_set_key_cb, &cmd, sizeof(cmd));
sc->sc_key_tasks++;
return EBUSY;
}
void
bwfm_set_key_cb(struct bwfm_softc *sc, void *arg)
{
struct bwfm_cmd_key *cmd = arg;
struct ieee80211_key *k = cmd->k;
struct ieee80211_node *ni = cmd->ni;
struct ieee80211com *ic = &sc->sc_ic;
struct bwfm_wsec_key key;
uint32_t wsec, wsec_enable;
int ext_key = 0;
sc->sc_key_tasks--;
if ((k->k_flags & IEEE80211_KEY_GROUP) == 0 &&
k->k_cipher != IEEE80211_CIPHER_WEP40 &&
k->k_cipher != IEEE80211_CIPHER_WEP104)
ext_key = 1;
memset(&key, 0, sizeof(key));
if (ext_key && !IEEE80211_IS_MULTICAST(ni->ni_macaddr))
memcpy(key.ea, ni->ni_macaddr, sizeof(key.ea));
key.index = htole32(k->k_id);
key.len = htole32(k->k_len);
memcpy(key.data, k->k_key, sizeof(key.data));
if (!ext_key)
key.flags = htole32(BWFM_WSEC_PRIMARY_KEY);
switch (k->k_cipher) {
case IEEE80211_CIPHER_WEP40:
key.algo = htole32(BWFM_CRYPTO_ALGO_WEP1);
wsec_enable = BWFM_WSEC_WEP;
break;
case IEEE80211_CIPHER_WEP104:
key.algo = htole32(BWFM_CRYPTO_ALGO_WEP128);
wsec_enable = BWFM_WSEC_WEP;
break;
case IEEE80211_CIPHER_TKIP:
key.algo = htole32(BWFM_CRYPTO_ALGO_TKIP);
wsec_enable = BWFM_WSEC_TKIP;
break;
case IEEE80211_CIPHER_CCMP:
key.algo = htole32(BWFM_CRYPTO_ALGO_AES_CCM);
wsec_enable = BWFM_WSEC_AES;
break;
default:
printf("%s: cipher %x not supported\n", DEVNAME(sc),
k->k_cipher);
ieee80211_new_state(ic, IEEE80211_S_SCAN, -1);
return;
}
delay(100);
bwfm_fwvar_var_set_data(sc, "wsec_key", &key, sizeof(key));
bwfm_fwvar_var_get_int(sc, "wsec", &wsec);
wsec &= ~(BWFM_WSEC_WEP | BWFM_WSEC_TKIP | BWFM_WSEC_AES);
wsec |= wsec_enable;
bwfm_fwvar_var_set_int(sc, "wsec", wsec);
if (wsec_enable != BWFM_WSEC_WEP && cmd->ni != NULL &&
sc->sc_key_tasks == 0) {
DPRINTF(("%s: marking port %s valid\n", DEVNAME(sc),
ether_sprintf(cmd->ni->ni_macaddr)));
cmd->ni->ni_port_valid = 1;
ieee80211_set_link_state(ic, LINK_STATE_UP);
}
}
void
bwfm_delete_key(struct ieee80211com *ic, struct ieee80211_node *ni,
struct ieee80211_key *k)
{
struct bwfm_softc *sc = ic->ic_softc;
struct bwfm_cmd_key cmd;
cmd.ni = ni;
cmd.k = k;
bwfm_do_async(sc, bwfm_delete_key_cb, &cmd, sizeof(cmd));
}
void
bwfm_delete_key_cb(struct bwfm_softc *sc, void *arg)
{
struct bwfm_cmd_key *cmd = arg;
struct ieee80211_key *k = cmd->k;
struct bwfm_wsec_key key;
memset(&key, 0, sizeof(key));
key.index = htole32(k->k_id);
key.flags = htole32(BWFM_WSEC_PRIMARY_KEY);
bwfm_fwvar_var_set_data(sc, "wsec_key", &key, sizeof(key));
}
int
bwfm_newstate(struct ieee80211com *ic, enum ieee80211_state nstate, int arg)
{
struct bwfm_softc *sc = ic->ic_softc;
struct ifnet *ifp = &ic->ic_if;
int s;
s = splnet();
switch (nstate) {
case IEEE80211_S_INIT:
if (ic->ic_state == IEEE80211_S_SCAN)
bwfm_scan_abort(sc);
break;
case IEEE80211_S_SCAN:
#ifndef IEEE80211_STA_ONLY
/* Don't start a scan if we already have a channel. */
if (ic->ic_state == IEEE80211_S_INIT &&
ic->ic_opmode == IEEE80211_M_HOSTAP &&
ic->ic_des_chan != IEEE80211_CHAN_ANYC) {
break;
}
#endif
/* If we tried to connect, abort. */
if (ic->ic_state > IEEE80211_S_SCAN)
bwfm_fwvar_cmd_set_data(sc, BWFM_C_DISASSOC, NULL, 0);
/* Initiate scan. */
bwfm_scan(sc);
if (ifp->if_flags & IFF_DEBUG)
printf("%s: %s -> %s\n", DEVNAME(sc),
ieee80211_state_name[ic->ic_state],
ieee80211_state_name[nstate]);
/* No need to do this again. */
if (ic->ic_state == IEEE80211_S_SCAN) {
splx(s);
return 0;
}
ieee80211_set_link_state(ic, LINK_STATE_DOWN);
ieee80211_free_allnodes(ic, 1);
ic->ic_state = nstate;
splx(s);
return 0;
case IEEE80211_S_AUTH:
ic->ic_bss->ni_rsn_supp_state = RSNA_SUPP_INITIALIZE;
bwfm_connect(sc);
if (ifp->if_flags & IFF_DEBUG)
printf("%s: %s -> %s\n", DEVNAME(sc),
ieee80211_state_name[ic->ic_state],
ieee80211_state_name[nstate]);
ic->ic_state = nstate;
if (ic->ic_flags & IEEE80211_F_RSNON)
ic->ic_bss->ni_rsn_supp_state = RSNA_SUPP_PTKSTART;
splx(s);
return 0;
#ifndef IEEE80211_STA_ONLY
case IEEE80211_S_RUN:
if (ic->ic_opmode == IEEE80211_M_HOSTAP)
bwfm_hostap(sc);
break;
#endif
default:
break;
}
sc->sc_newstate(ic, nstate, arg);
splx(s);
return 0;
}
int
bwfm_nvram_convert(int node, u_char **bufp, size_t *sizep, size_t *newlenp)
{
u_char *src, *dst, *end = *bufp + *sizep, *newbuf;
size_t count = 0, newsize, pad;
uint32_t token;
int skip = 0;
/*
* Allocate a new buffer with enough space for the MAC
* address, padding and final token.
*/
newsize = *sizep + 64;
newbuf = malloc(newsize, M_DEVBUF, M_NOWAIT);
if (newbuf == NULL)
return 1;
for (src = *bufp, dst = newbuf; src != end; ++src) {
if (*src == '\n') {
if (count > 0)
*dst++ = '\0';
count = 0;
skip = 0;
continue;
}
if (skip)
continue;
if (*src == '#' && count == 0) {
skip = 1;
continue;
}
if (*src == '\r')
continue;
*dst++ = *src;
++count;
}
#if defined(__HAVE_FDT)
/*
* Append MAC address if one is provided in the device tree.
* This is needed on Apple Silicon Macs.
*/
if (node) {
u_char enaddr[ETHER_ADDR_LEN];
char macaddr[32];
if (OF_getprop(node, "local-mac-address",
enaddr, sizeof(enaddr))) {
snprintf(macaddr, sizeof(macaddr),
"macaddr=%02x:%02x:%02x:%02x:%02x:%02x",
enaddr[0], enaddr[1], enaddr[2], enaddr[3],
enaddr[4], enaddr[5]);
if (*dst)
*dst++ = '\0';
memcpy(dst, macaddr, strlen(macaddr));
dst += strlen(macaddr);
}
}
#endif
count = dst - newbuf;
pad = roundup(count + 1, 4) - count;
memset(dst, 0, pad);
count += pad;
dst += pad;
token = (count / 4) & 0xffff;
token |= ~token << 16;
token = htole32(token);
memcpy(dst, &token, sizeof(token));
count += sizeof(token);
free(*bufp, M_DEVBUF, *sizep);
*bufp = newbuf;
*sizep = newsize;
*newlenp = count;
return 0;
}
void
bwfm_process_blob(struct bwfm_softc *sc, char *var, u_char **blob,
size_t *blobsize)
{
struct bwfm_dload_data *data;
size_t off, remain, len;
if (*blob == NULL || *blobsize == 0)
return;
off = 0;
remain = *blobsize;
data = malloc(sizeof(*data) + BWFM_DLOAD_MAX_LEN, M_TEMP, M_WAITOK);
while (remain) {
len = min(remain, BWFM_DLOAD_MAX_LEN);
data->flag = htole16(BWFM_DLOAD_FLAG_HANDLER_VER_1);
if (off == 0)
data->flag |= htole16(BWFM_DLOAD_FLAG_BEGIN);
if (remain <= BWFM_DLOAD_MAX_LEN)
data->flag |= htole16(BWFM_DLOAD_FLAG_END);
data->type = htole16(BWFM_DLOAD_TYPE_CLM);
data->len = htole32(len);
data->crc = 0;
memcpy(data->data, *blob + off, len);
if (bwfm_fwvar_var_set_data(sc, var, data,
sizeof(*data) + len)) {
printf("%s: could not load blob (%s)\n", DEVNAME(sc),
var);
goto out;
}
off += len;
remain -= len;
}
out:
free(data, M_TEMP, sizeof(*data) + BWFM_DLOAD_MAX_LEN);
free(*blob, M_DEVBUF, *blobsize);
*blob = NULL;
*blobsize = 0;
}
void
bwfm_init_board_type(struct bwfm_softc *sc)
{
#if defined(__HAVE_FDT)
char compat[128];
int len;
char *p;
len = OF_getprop(OF_peer(0), "compatible", compat, sizeof(compat));
if (len > 0 && len < sizeof(compat)) {
compat[len] = '\0';
if ((p = strchr(compat, '/')) != NULL)
*p = '\0';
strlcpy(sc->sc_board_type, compat, sizeof(sc->sc_board_type));
}
#endif
}
int
bwfm_loadfirmware(struct bwfm_softc *sc, const char *chip, const char *bus,
u_char **ucode, size_t *size, u_char **nvram, size_t *nvsize, size_t *nvlen)
{
const char *board_type = NULL;
char name[128];
int r;
*ucode = *nvram = NULL;
*size = *nvsize = *nvlen = 0;
if (strlen(sc->sc_board_type) > 0)
board_type = sc->sc_board_type;
if (board_type != NULL) {
r = snprintf(name, sizeof(name), "%sbrcmfmac%s%s.%s.bin",
sc->sc_fwdir, chip, bus, board_type);
if ((r > 0 && r < sizeof(name)) &&
loadfirmware(name, ucode, size) != 0)
*size = 0;
}
if (*size == 0) {
snprintf(name, sizeof(name), "%sbrcmfmac%s%s.bin",
sc->sc_fwdir, chip, bus);
if (loadfirmware(name, ucode, size) != 0) {
snprintf(name, sizeof(name), "%sbrcmfmac%s%s%s%s.bin",
sc->sc_fwdir, chip, bus, board_type ? "." : "",
board_type ? board_type : "");
printf("%s: failed loadfirmware of file %s\n",
DEVNAME(sc), name);
return 1;
}
}
/* .txt needs to be processed first */
if (strlen(sc->sc_modrev) > 0) {
r = snprintf(name, sizeof(name),
"%sbrcmfmac%s%s.%s-%s-%s-%s.txt", sc->sc_fwdir, chip, bus,
board_type, sc->sc_module, sc->sc_vendor, sc->sc_modrev);
if (r > 0 && r < sizeof(name))
loadfirmware(name, nvram, nvsize);
}
if (*nvsize == 0 && strlen(sc->sc_vendor) > 0) {
r = snprintf(name, sizeof(name),
"%sbrcmfmac%s%s.%s-%s-%s.txt", sc->sc_fwdir, chip, bus,
board_type, sc->sc_module, sc->sc_vendor);
if (r > 0 && r < sizeof(name))
loadfirmware(name, nvram, nvsize);
}
if (*nvsize == 0 && board_type != NULL) {
r = snprintf(name, sizeof(name), "%sbrcmfmac%s%s.%s.txt",
sc->sc_fwdir, chip, bus, board_type);
if (r > 0 && r < sizeof(name))
loadfirmware(name, nvram, nvsize);
}
if (*nvsize == 0) {
snprintf(name, sizeof(name), "%sbrcmfmac%s%s.txt",
sc->sc_fwdir, chip, bus);
loadfirmware(name, nvram, nvsize);
}
if (*nvsize != 0) {
if (bwfm_nvram_convert(sc->sc_node, nvram, nvsize, nvlen)) {
printf("%s: failed to process file %s\n",
DEVNAME(sc), name);
free(*ucode, M_DEVBUF, *size);
free(*nvram, M_DEVBUF, *nvsize);
return 1;
}
}
/* .nvram is the pre-processed version */
if (*nvlen == 0) {
snprintf(name, sizeof(name), "%sbrcmfmac%s%s.nvram",
sc->sc_fwdir, chip, bus);
if (loadfirmware(name, nvram, nvsize) == 0)
*nvlen = *nvsize;
}
if (*nvlen == 0 && strcmp(bus, "-sdio") == 0) {
snprintf(name, sizeof(name), "%sbrcmfmac%s%s%s%s.txt",
sc->sc_fwdir, chip, bus, board_type ? "." : "",
board_type ? board_type : "");
printf("%s: failed loadfirmware of file %s\n",
DEVNAME(sc), name);
free(*ucode, M_DEVBUF, *size);
return 1;
}
if (board_type != NULL) {
r = snprintf(name, sizeof(name), "%sbrcmfmac%s%s.%s.clm_blob",
sc->sc_fwdir, chip, bus, board_type);
if (r > 0 && r < sizeof(name))
loadfirmware(name, &sc->sc_clm, &sc->sc_clmsize);
}
if (sc->sc_clmsize == 0) {
snprintf(name, sizeof(name), "%sbrcmfmac%s%s.clm_blob",
sc->sc_fwdir, chip, bus);
loadfirmware(name, &sc->sc_clm, &sc->sc_clmsize);
}
if (board_type != NULL) {
r = snprintf(name, sizeof(name),
"%sbrcmfmac%s%s.%s.txcap_blob", sc->sc_fwdir,
chip, bus, board_type);
if (r > 0 && r < sizeof(name))
loadfirmware(name, &sc->sc_txcap, &sc->sc_txcapsize);
}
if (sc->sc_txcapsize == 0) {
snprintf(name, sizeof(name), "%sbrcmfmac%s%s.txcap_blob",
sc->sc_fwdir, chip, bus);
loadfirmware(name, &sc->sc_txcap, &sc->sc_txcapsize);
}
return 0;
}
Reference in a new issue View git blame Copy permalink