2923 lines
73 KiB
C
2923 lines
73 KiB
C
/* $OpenBSD: if_zyd.c,v 1.52 2007/02/11 00:08:04 jsg Exp $ */
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/* $NetBSD: if_zyd.c,v 1.7 2007/06/21 04:04:29 kiyohara Exp $ */
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/* $FreeBSD$ */
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/*-
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* Copyright (c) 2006 by Damien Bergamini <damien.bergamini@free.fr>
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* Copyright (c) 2006 by Florian Stoehr <ich@florian-stoehr.de>
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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/*
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* ZyDAS ZD1211/ZD1211B USB WLAN driver.
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*/
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#include "opt_wlan.h"
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#include <sys/param.h>
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#include <sys/sockio.h>
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#include <sys/sysctl.h>
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#include <sys/lock.h>
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#include <sys/mutex.h>
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#include <sys/condvar.h>
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#include <sys/mbuf.h>
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#include <sys/kernel.h>
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#include <sys/socket.h>
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#include <sys/systm.h>
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#include <sys/malloc.h>
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#include <sys/module.h>
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#include <sys/bus.h>
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#include <sys/endian.h>
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#include <sys/kdb.h>
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#include <net/bpf.h>
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#include <net/if.h>
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#include <net/if_var.h>
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#include <net/if_arp.h>
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#include <net/ethernet.h>
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#include <net/if_dl.h>
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#include <net/if_media.h>
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#include <net/if_types.h>
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#ifdef INET
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#include <netinet/in.h>
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#include <netinet/in_systm.h>
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#include <netinet/in_var.h>
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#include <netinet/if_ether.h>
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#include <netinet/ip.h>
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#endif
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#include <net80211/ieee80211_var.h>
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#include <net80211/ieee80211_regdomain.h>
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#include <net80211/ieee80211_radiotap.h>
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#include <net80211/ieee80211_ratectl.h>
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#include <dev/usb/usb.h>
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#include <dev/usb/usbdi.h>
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#include <dev/usb/usbdi_util.h>
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#include "usbdevs.h"
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#include <dev/usb/wlan/if_zydreg.h>
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#include <dev/usb/wlan/if_zydfw.h>
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#ifdef USB_DEBUG
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static int zyd_debug = 0;
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static SYSCTL_NODE(_hw_usb, OID_AUTO, zyd, CTLFLAG_RW | CTLFLAG_MPSAFE, 0,
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"USB zyd");
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SYSCTL_INT(_hw_usb_zyd, OID_AUTO, debug, CTLFLAG_RWTUN, &zyd_debug, 0,
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"zyd debug level");
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enum {
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ZYD_DEBUG_XMIT = 0x00000001, /* basic xmit operation */
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ZYD_DEBUG_RECV = 0x00000002, /* basic recv operation */
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ZYD_DEBUG_RESET = 0x00000004, /* reset processing */
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ZYD_DEBUG_INIT = 0x00000008, /* device init */
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ZYD_DEBUG_TX_PROC = 0x00000010, /* tx ISR proc */
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ZYD_DEBUG_RX_PROC = 0x00000020, /* rx ISR proc */
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ZYD_DEBUG_STATE = 0x00000040, /* 802.11 state transitions */
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ZYD_DEBUG_STAT = 0x00000080, /* statistic */
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ZYD_DEBUG_FW = 0x00000100, /* firmware */
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ZYD_DEBUG_CMD = 0x00000200, /* fw commands */
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ZYD_DEBUG_ANY = 0xffffffff
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};
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#define DPRINTF(sc, m, fmt, ...) do { \
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if (zyd_debug & (m)) \
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printf("%s: " fmt, __func__, ## __VA_ARGS__); \
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} while (0)
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#else
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#define DPRINTF(sc, m, fmt, ...) do { \
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(void) sc; \
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} while (0)
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#endif
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#define zyd_do_request(sc,req,data) \
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usbd_do_request_flags((sc)->sc_udev, &(sc)->sc_mtx, req, data, 0, NULL, 5000)
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static device_probe_t zyd_match;
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static device_attach_t zyd_attach;
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static device_detach_t zyd_detach;
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static usb_callback_t zyd_intr_read_callback;
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static usb_callback_t zyd_intr_write_callback;
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static usb_callback_t zyd_bulk_read_callback;
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static usb_callback_t zyd_bulk_write_callback;
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static struct ieee80211vap *zyd_vap_create(struct ieee80211com *,
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const char [IFNAMSIZ], int, enum ieee80211_opmode, int,
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const uint8_t [IEEE80211_ADDR_LEN],
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const uint8_t [IEEE80211_ADDR_LEN]);
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static void zyd_vap_delete(struct ieee80211vap *);
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static void zyd_tx_free(struct zyd_tx_data *, int);
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static void zyd_setup_tx_list(struct zyd_softc *);
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static void zyd_unsetup_tx_list(struct zyd_softc *);
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static int zyd_newstate(struct ieee80211vap *, enum ieee80211_state, int);
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static int zyd_cmd(struct zyd_softc *, uint16_t, const void *, int,
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void *, int, int);
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static int zyd_read16(struct zyd_softc *, uint16_t, uint16_t *);
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static int zyd_read32(struct zyd_softc *, uint16_t, uint32_t *);
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static int zyd_write16(struct zyd_softc *, uint16_t, uint16_t);
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static int zyd_write32(struct zyd_softc *, uint16_t, uint32_t);
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static int zyd_rfwrite(struct zyd_softc *, uint32_t);
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static int zyd_lock_phy(struct zyd_softc *);
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static int zyd_unlock_phy(struct zyd_softc *);
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static int zyd_rf_attach(struct zyd_softc *, uint8_t);
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static const char *zyd_rf_name(uint8_t);
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static int zyd_hw_init(struct zyd_softc *);
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static int zyd_read_pod(struct zyd_softc *);
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static int zyd_read_eeprom(struct zyd_softc *);
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static int zyd_get_macaddr(struct zyd_softc *);
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static int zyd_set_macaddr(struct zyd_softc *, const uint8_t *);
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static int zyd_set_bssid(struct zyd_softc *, const uint8_t *);
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static int zyd_switch_radio(struct zyd_softc *, int);
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static int zyd_set_led(struct zyd_softc *, int, int);
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static void zyd_set_multi(struct zyd_softc *);
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static void zyd_update_mcast(struct ieee80211com *);
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static int zyd_set_rxfilter(struct zyd_softc *);
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static void zyd_set_chan(struct zyd_softc *, struct ieee80211_channel *);
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static int zyd_set_beacon_interval(struct zyd_softc *, int);
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static void zyd_rx_data(struct usb_xfer *, int, uint16_t);
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static int zyd_tx_start(struct zyd_softc *, struct mbuf *,
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struct ieee80211_node *);
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static int zyd_transmit(struct ieee80211com *, struct mbuf *);
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static void zyd_start(struct zyd_softc *);
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static int zyd_raw_xmit(struct ieee80211_node *, struct mbuf *,
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const struct ieee80211_bpf_params *);
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static void zyd_parent(struct ieee80211com *);
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static void zyd_init_locked(struct zyd_softc *);
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static void zyd_stop(struct zyd_softc *);
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static int zyd_loadfirmware(struct zyd_softc *);
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static void zyd_scan_start(struct ieee80211com *);
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static void zyd_scan_end(struct ieee80211com *);
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static void zyd_getradiocaps(struct ieee80211com *, int, int *,
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struct ieee80211_channel[]);
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static void zyd_set_channel(struct ieee80211com *);
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static int zyd_rfmd_init(struct zyd_rf *);
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static int zyd_rfmd_switch_radio(struct zyd_rf *, int);
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static int zyd_rfmd_set_channel(struct zyd_rf *, uint8_t);
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static int zyd_al2230_init(struct zyd_rf *);
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static int zyd_al2230_switch_radio(struct zyd_rf *, int);
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static int zyd_al2230_set_channel(struct zyd_rf *, uint8_t);
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static int zyd_al2230_set_channel_b(struct zyd_rf *, uint8_t);
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static int zyd_al2230_init_b(struct zyd_rf *);
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static int zyd_al7230B_init(struct zyd_rf *);
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static int zyd_al7230B_switch_radio(struct zyd_rf *, int);
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static int zyd_al7230B_set_channel(struct zyd_rf *, uint8_t);
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static int zyd_al2210_init(struct zyd_rf *);
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static int zyd_al2210_switch_radio(struct zyd_rf *, int);
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static int zyd_al2210_set_channel(struct zyd_rf *, uint8_t);
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static int zyd_gct_init(struct zyd_rf *);
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static int zyd_gct_switch_radio(struct zyd_rf *, int);
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static int zyd_gct_set_channel(struct zyd_rf *, uint8_t);
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static int zyd_gct_mode(struct zyd_rf *);
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static int zyd_gct_set_channel_synth(struct zyd_rf *, int, int);
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static int zyd_gct_write(struct zyd_rf *, uint16_t);
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static int zyd_gct_txgain(struct zyd_rf *, uint8_t);
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static int zyd_maxim2_init(struct zyd_rf *);
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static int zyd_maxim2_switch_radio(struct zyd_rf *, int);
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static int zyd_maxim2_set_channel(struct zyd_rf *, uint8_t);
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static const struct zyd_phy_pair zyd_def_phy[] = ZYD_DEF_PHY;
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static const struct zyd_phy_pair zyd_def_phyB[] = ZYD_DEF_PHYB;
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/* various supported device vendors/products */
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#define ZYD_ZD1211 0
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#define ZYD_ZD1211B 1
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#define ZYD_ZD1211_DEV(v,p) \
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{ USB_VPI(USB_VENDOR_##v, USB_PRODUCT_##v##_##p, ZYD_ZD1211) }
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#define ZYD_ZD1211B_DEV(v,p) \
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{ USB_VPI(USB_VENDOR_##v, USB_PRODUCT_##v##_##p, ZYD_ZD1211B) }
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static const STRUCT_USB_HOST_ID zyd_devs[] = {
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/* ZYD_ZD1211 */
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ZYD_ZD1211_DEV(3COM2, 3CRUSB10075),
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ZYD_ZD1211_DEV(ABOCOM, WL54),
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ZYD_ZD1211_DEV(ASUS, WL159G),
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ZYD_ZD1211_DEV(CYBERTAN, TG54USB),
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ZYD_ZD1211_DEV(DRAYTEK, VIGOR550),
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ZYD_ZD1211_DEV(PLANEX2, GWUS54GD),
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ZYD_ZD1211_DEV(PLANEX2, GWUS54GZL),
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ZYD_ZD1211_DEV(PLANEX3, GWUS54GZ),
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ZYD_ZD1211_DEV(PLANEX3, GWUS54MINI),
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ZYD_ZD1211_DEV(SAGEM, XG760A),
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ZYD_ZD1211_DEV(SENAO, NUB8301),
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ZYD_ZD1211_DEV(SITECOMEU, WL113),
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ZYD_ZD1211_DEV(SWEEX, ZD1211),
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ZYD_ZD1211_DEV(TEKRAM, QUICKWLAN),
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ZYD_ZD1211_DEV(TEKRAM, ZD1211_1),
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ZYD_ZD1211_DEV(TEKRAM, ZD1211_2),
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ZYD_ZD1211_DEV(TWINMOS, G240),
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ZYD_ZD1211_DEV(UMEDIA, ALL0298V2),
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ZYD_ZD1211_DEV(UMEDIA, TEW429UB_A),
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ZYD_ZD1211_DEV(UMEDIA, TEW429UB),
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ZYD_ZD1211_DEV(WISTRONNEWEB, UR055G),
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ZYD_ZD1211_DEV(ZCOM, ZD1211),
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ZYD_ZD1211_DEV(ZYDAS, ZD1211),
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ZYD_ZD1211_DEV(ZYXEL, AG225H),
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ZYD_ZD1211_DEV(ZYXEL, ZYAIRG220),
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ZYD_ZD1211_DEV(ZYXEL, G200V2),
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/* ZYD_ZD1211B */
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ZYD_ZD1211B_DEV(ACCTON, SMCWUSBG_NF),
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ZYD_ZD1211B_DEV(ACCTON, SMCWUSBG),
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ZYD_ZD1211B_DEV(ACCTON, ZD1211B),
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ZYD_ZD1211B_DEV(ASUS, A9T_WIFI),
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ZYD_ZD1211B_DEV(BELKIN, F5D7050_V4000),
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ZYD_ZD1211B_DEV(BELKIN, ZD1211B),
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ZYD_ZD1211B_DEV(CISCOLINKSYS, WUSBF54G),
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ZYD_ZD1211B_DEV(FIBERLINE, WL430U),
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ZYD_ZD1211B_DEV(MELCO, KG54L),
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ZYD_ZD1211B_DEV(PHILIPS, SNU5600),
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ZYD_ZD1211B_DEV(PLANEX2, GW_US54GXS),
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ZYD_ZD1211B_DEV(SAGEM, XG76NA),
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ZYD_ZD1211B_DEV(SITECOMEU, ZD1211B),
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ZYD_ZD1211B_DEV(UMEDIA, TEW429UBC1),
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ZYD_ZD1211B_DEV(USR, USR5423),
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ZYD_ZD1211B_DEV(VTECH, ZD1211B),
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ZYD_ZD1211B_DEV(ZCOM, ZD1211B),
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ZYD_ZD1211B_DEV(ZYDAS, ZD1211B),
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ZYD_ZD1211B_DEV(ZYXEL, M202),
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ZYD_ZD1211B_DEV(ZYXEL, G202),
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ZYD_ZD1211B_DEV(ZYXEL, G220V2)
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};
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static const struct usb_config zyd_config[ZYD_N_TRANSFER] = {
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[ZYD_BULK_WR] = {
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.type = UE_BULK,
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.endpoint = UE_ADDR_ANY,
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.direction = UE_DIR_OUT,
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.bufsize = ZYD_MAX_TXBUFSZ,
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.flags = {.pipe_bof = 1,.force_short_xfer = 1,},
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.callback = zyd_bulk_write_callback,
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.ep_index = 0,
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.timeout = 10000, /* 10 seconds */
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},
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[ZYD_BULK_RD] = {
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.type = UE_BULK,
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.endpoint = UE_ADDR_ANY,
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.direction = UE_DIR_IN,
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.bufsize = ZYX_MAX_RXBUFSZ,
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.flags = {.pipe_bof = 1,.short_xfer_ok = 1,},
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.callback = zyd_bulk_read_callback,
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.ep_index = 0,
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},
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[ZYD_INTR_WR] = {
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.type = UE_BULK_INTR,
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.endpoint = UE_ADDR_ANY,
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.direction = UE_DIR_OUT,
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.bufsize = sizeof(struct zyd_cmd),
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.flags = {.pipe_bof = 1,.force_short_xfer = 1,},
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.callback = zyd_intr_write_callback,
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.timeout = 1000, /* 1 second */
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.ep_index = 1,
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},
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[ZYD_INTR_RD] = {
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.type = UE_INTERRUPT,
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.endpoint = UE_ADDR_ANY,
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.direction = UE_DIR_IN,
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.bufsize = sizeof(struct zyd_cmd),
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.flags = {.pipe_bof = 1,.short_xfer_ok = 1,},
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.callback = zyd_intr_read_callback,
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},
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};
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#define zyd_read16_m(sc, val, data) do { \
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error = zyd_read16(sc, val, data); \
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if (error != 0) \
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goto fail; \
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} while (0)
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#define zyd_write16_m(sc, val, data) do { \
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error = zyd_write16(sc, val, data); \
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if (error != 0) \
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goto fail; \
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} while (0)
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#define zyd_read32_m(sc, val, data) do { \
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error = zyd_read32(sc, val, data); \
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if (error != 0) \
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goto fail; \
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} while (0)
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#define zyd_write32_m(sc, val, data) do { \
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error = zyd_write32(sc, val, data); \
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if (error != 0) \
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goto fail; \
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} while (0)
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|
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static int
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zyd_match(device_t dev)
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{
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struct usb_attach_arg *uaa = device_get_ivars(dev);
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if (uaa->usb_mode != USB_MODE_HOST)
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return (ENXIO);
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if (uaa->info.bConfigIndex != ZYD_CONFIG_INDEX)
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return (ENXIO);
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if (uaa->info.bIfaceIndex != ZYD_IFACE_INDEX)
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return (ENXIO);
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return (usbd_lookup_id_by_uaa(zyd_devs, sizeof(zyd_devs), uaa));
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}
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|
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static int
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zyd_attach(device_t dev)
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{
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struct usb_attach_arg *uaa = device_get_ivars(dev);
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struct zyd_softc *sc = device_get_softc(dev);
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struct ieee80211com *ic = &sc->sc_ic;
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uint8_t iface_index;
|
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int error;
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|
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if (uaa->info.bcdDevice < 0x4330) {
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device_printf(dev, "device version mismatch: 0x%X "
|
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"(only >= 43.30 supported)\n",
|
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uaa->info.bcdDevice);
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return (EINVAL);
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}
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|
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device_set_usb_desc(dev);
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sc->sc_dev = dev;
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sc->sc_udev = uaa->device;
|
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sc->sc_macrev = USB_GET_DRIVER_INFO(uaa);
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|
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mtx_init(&sc->sc_mtx, device_get_nameunit(sc->sc_dev),
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MTX_NETWORK_LOCK, MTX_DEF);
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STAILQ_INIT(&sc->sc_rqh);
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mbufq_init(&sc->sc_snd, ifqmaxlen);
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|
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iface_index = ZYD_IFACE_INDEX;
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error = usbd_transfer_setup(uaa->device,
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&iface_index, sc->sc_xfer, zyd_config,
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ZYD_N_TRANSFER, sc, &sc->sc_mtx);
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if (error) {
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device_printf(dev, "could not allocate USB transfers, "
|
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"err=%s\n", usbd_errstr(error));
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goto detach;
|
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}
|
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|
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ZYD_LOCK(sc);
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if ((error = zyd_get_macaddr(sc)) != 0) {
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device_printf(sc->sc_dev, "could not read EEPROM\n");
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ZYD_UNLOCK(sc);
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goto detach;
|
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}
|
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ZYD_UNLOCK(sc);
|
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|
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ic->ic_softc = sc;
|
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ic->ic_name = device_get_nameunit(dev);
|
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ic->ic_phytype = IEEE80211_T_OFDM; /* not only, but not used */
|
|
ic->ic_opmode = IEEE80211_M_STA;
|
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|
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/* set device capabilities */
|
|
ic->ic_caps =
|
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IEEE80211_C_STA /* station mode */
|
|
| IEEE80211_C_MONITOR /* monitor mode */
|
|
| IEEE80211_C_SHPREAMBLE /* short preamble supported */
|
|
| IEEE80211_C_SHSLOT /* short slot time supported */
|
|
| IEEE80211_C_BGSCAN /* capable of bg scanning */
|
|
| IEEE80211_C_WPA /* 802.11i */
|
|
;
|
|
|
|
zyd_getradiocaps(ic, IEEE80211_CHAN_MAX, &ic->ic_nchans,
|
|
ic->ic_channels);
|
|
|
|
ieee80211_ifattach(ic);
|
|
ic->ic_raw_xmit = zyd_raw_xmit;
|
|
ic->ic_scan_start = zyd_scan_start;
|
|
ic->ic_scan_end = zyd_scan_end;
|
|
ic->ic_getradiocaps = zyd_getradiocaps;
|
|
ic->ic_set_channel = zyd_set_channel;
|
|
ic->ic_vap_create = zyd_vap_create;
|
|
ic->ic_vap_delete = zyd_vap_delete;
|
|
ic->ic_update_mcast = zyd_update_mcast;
|
|
ic->ic_update_promisc = zyd_update_mcast;
|
|
ic->ic_parent = zyd_parent;
|
|
ic->ic_transmit = zyd_transmit;
|
|
|
|
ieee80211_radiotap_attach(ic,
|
|
&sc->sc_txtap.wt_ihdr, sizeof(sc->sc_txtap),
|
|
ZYD_TX_RADIOTAP_PRESENT,
|
|
&sc->sc_rxtap.wr_ihdr, sizeof(sc->sc_rxtap),
|
|
ZYD_RX_RADIOTAP_PRESENT);
|
|
|
|
if (bootverbose)
|
|
ieee80211_announce(ic);
|
|
|
|
return (0);
|
|
|
|
detach:
|
|
zyd_detach(dev);
|
|
return (ENXIO); /* failure */
|
|
}
|
|
|
|
static void
|
|
zyd_drain_mbufq(struct zyd_softc *sc)
|
|
{
|
|
struct mbuf *m;
|
|
struct ieee80211_node *ni;
|
|
|
|
ZYD_LOCK_ASSERT(sc, MA_OWNED);
|
|
while ((m = mbufq_dequeue(&sc->sc_snd)) != NULL) {
|
|
ni = (struct ieee80211_node *)m->m_pkthdr.rcvif;
|
|
m->m_pkthdr.rcvif = NULL;
|
|
ieee80211_free_node(ni);
|
|
m_freem(m);
|
|
}
|
|
}
|
|
|
|
static int
|
|
zyd_detach(device_t dev)
|
|
{
|
|
struct zyd_softc *sc = device_get_softc(dev);
|
|
struct ieee80211com *ic = &sc->sc_ic;
|
|
unsigned int x;
|
|
|
|
/*
|
|
* Prevent further allocations from RX/TX data
|
|
* lists and ioctls:
|
|
*/
|
|
ZYD_LOCK(sc);
|
|
sc->sc_flags |= ZYD_FLAG_DETACHED;
|
|
zyd_drain_mbufq(sc);
|
|
STAILQ_INIT(&sc->tx_q);
|
|
STAILQ_INIT(&sc->tx_free);
|
|
ZYD_UNLOCK(sc);
|
|
|
|
/* drain USB transfers */
|
|
for (x = 0; x != ZYD_N_TRANSFER; x++)
|
|
usbd_transfer_drain(sc->sc_xfer[x]);
|
|
|
|
/* free TX list, if any */
|
|
ZYD_LOCK(sc);
|
|
zyd_unsetup_tx_list(sc);
|
|
ZYD_UNLOCK(sc);
|
|
|
|
/* free USB transfers and some data buffers */
|
|
usbd_transfer_unsetup(sc->sc_xfer, ZYD_N_TRANSFER);
|
|
|
|
if (ic->ic_softc == sc)
|
|
ieee80211_ifdetach(ic);
|
|
mtx_destroy(&sc->sc_mtx);
|
|
|
|
return (0);
|
|
}
|
|
|
|
static struct ieee80211vap *
|
|
zyd_vap_create(struct ieee80211com *ic, const char name[IFNAMSIZ], int unit,
|
|
enum ieee80211_opmode opmode, int flags,
|
|
const uint8_t bssid[IEEE80211_ADDR_LEN],
|
|
const uint8_t mac[IEEE80211_ADDR_LEN])
|
|
{
|
|
struct zyd_vap *zvp;
|
|
struct ieee80211vap *vap;
|
|
|
|
if (!TAILQ_EMPTY(&ic->ic_vaps)) /* only one at a time */
|
|
return (NULL);
|
|
zvp = malloc(sizeof(struct zyd_vap), M_80211_VAP, M_WAITOK | M_ZERO);
|
|
vap = &zvp->vap;
|
|
|
|
/* enable s/w bmiss handling for sta mode */
|
|
if (ieee80211_vap_setup(ic, vap, name, unit, opmode,
|
|
flags | IEEE80211_CLONE_NOBEACONS, bssid) != 0) {
|
|
/* out of memory */
|
|
free(zvp, M_80211_VAP);
|
|
return (NULL);
|
|
}
|
|
|
|
/* override state transition machine */
|
|
zvp->newstate = vap->iv_newstate;
|
|
vap->iv_newstate = zyd_newstate;
|
|
|
|
ieee80211_ratectl_init(vap);
|
|
ieee80211_ratectl_setinterval(vap, 1000 /* 1 sec */);
|
|
|
|
/* complete setup */
|
|
ieee80211_vap_attach(vap, ieee80211_media_change,
|
|
ieee80211_media_status, mac);
|
|
ic->ic_opmode = opmode;
|
|
return (vap);
|
|
}
|
|
|
|
static void
|
|
zyd_vap_delete(struct ieee80211vap *vap)
|
|
{
|
|
struct zyd_vap *zvp = ZYD_VAP(vap);
|
|
|
|
ieee80211_ratectl_deinit(vap);
|
|
ieee80211_vap_detach(vap);
|
|
free(zvp, M_80211_VAP);
|
|
}
|
|
|
|
static void
|
|
zyd_tx_free(struct zyd_tx_data *data, int txerr)
|
|
{
|
|
struct zyd_softc *sc = data->sc;
|
|
|
|
if (data->m != NULL) {
|
|
ieee80211_tx_complete(data->ni, data->m, txerr);
|
|
data->m = NULL;
|
|
data->ni = NULL;
|
|
}
|
|
STAILQ_INSERT_TAIL(&sc->tx_free, data, next);
|
|
sc->tx_nfree++;
|
|
}
|
|
|
|
static void
|
|
zyd_setup_tx_list(struct zyd_softc *sc)
|
|
{
|
|
struct zyd_tx_data *data;
|
|
int i;
|
|
|
|
sc->tx_nfree = 0;
|
|
STAILQ_INIT(&sc->tx_q);
|
|
STAILQ_INIT(&sc->tx_free);
|
|
|
|
for (i = 0; i < ZYD_TX_LIST_CNT; i++) {
|
|
data = &sc->tx_data[i];
|
|
|
|
data->sc = sc;
|
|
STAILQ_INSERT_TAIL(&sc->tx_free, data, next);
|
|
sc->tx_nfree++;
|
|
}
|
|
}
|
|
|
|
static void
|
|
zyd_unsetup_tx_list(struct zyd_softc *sc)
|
|
{
|
|
struct zyd_tx_data *data;
|
|
int i;
|
|
|
|
/* make sure any subsequent use of the queues will fail */
|
|
sc->tx_nfree = 0;
|
|
STAILQ_INIT(&sc->tx_q);
|
|
STAILQ_INIT(&sc->tx_free);
|
|
|
|
/* free up all node references and mbufs */
|
|
for (i = 0; i < ZYD_TX_LIST_CNT; i++) {
|
|
data = &sc->tx_data[i];
|
|
|
|
if (data->m != NULL) {
|
|
m_freem(data->m);
|
|
data->m = NULL;
|
|
}
|
|
if (data->ni != NULL) {
|
|
ieee80211_free_node(data->ni);
|
|
data->ni = NULL;
|
|
}
|
|
}
|
|
}
|
|
|
|
static int
|
|
zyd_newstate(struct ieee80211vap *vap, enum ieee80211_state nstate, int arg)
|
|
{
|
|
struct zyd_vap *zvp = ZYD_VAP(vap);
|
|
struct ieee80211com *ic = vap->iv_ic;
|
|
struct zyd_softc *sc = ic->ic_softc;
|
|
int error;
|
|
|
|
DPRINTF(sc, ZYD_DEBUG_STATE, "%s: %s -> %s\n", __func__,
|
|
ieee80211_state_name[vap->iv_state],
|
|
ieee80211_state_name[nstate]);
|
|
|
|
IEEE80211_UNLOCK(ic);
|
|
ZYD_LOCK(sc);
|
|
switch (nstate) {
|
|
case IEEE80211_S_AUTH:
|
|
zyd_set_chan(sc, ic->ic_curchan);
|
|
break;
|
|
case IEEE80211_S_RUN:
|
|
if (vap->iv_opmode == IEEE80211_M_MONITOR)
|
|
break;
|
|
|
|
/* turn link LED on */
|
|
error = zyd_set_led(sc, ZYD_LED1, 1);
|
|
if (error != 0)
|
|
break;
|
|
|
|
/* make data LED blink upon Tx */
|
|
zyd_write32_m(sc, sc->sc_fwbase + ZYD_FW_LINK_STATUS, 1);
|
|
|
|
IEEE80211_ADDR_COPY(sc->sc_bssid, vap->iv_bss->ni_bssid);
|
|
zyd_set_bssid(sc, sc->sc_bssid);
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
fail:
|
|
ZYD_UNLOCK(sc);
|
|
IEEE80211_LOCK(ic);
|
|
return (zvp->newstate(vap, nstate, arg));
|
|
}
|
|
|
|
/*
|
|
* Callback handler for interrupt transfer
|
|
*/
|
|
static void
|
|
zyd_intr_read_callback(struct usb_xfer *xfer, usb_error_t error)
|
|
{
|
|
struct zyd_softc *sc = usbd_xfer_softc(xfer);
|
|
struct ieee80211com *ic = &sc->sc_ic;
|
|
struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps);
|
|
struct ieee80211_node *ni;
|
|
struct zyd_cmd *cmd = &sc->sc_ibuf;
|
|
struct usb_page_cache *pc;
|
|
int datalen;
|
|
int actlen;
|
|
|
|
usbd_xfer_status(xfer, &actlen, NULL, NULL, NULL);
|
|
|
|
switch (USB_GET_STATE(xfer)) {
|
|
case USB_ST_TRANSFERRED:
|
|
pc = usbd_xfer_get_frame(xfer, 0);
|
|
usbd_copy_out(pc, 0, cmd, sizeof(*cmd));
|
|
|
|
switch (le16toh(cmd->code)) {
|
|
case ZYD_NOTIF_RETRYSTATUS:
|
|
{
|
|
struct zyd_notif_retry *retry =
|
|
(struct zyd_notif_retry *)cmd->data;
|
|
uint16_t count = le16toh(retry->count);
|
|
|
|
DPRINTF(sc, ZYD_DEBUG_TX_PROC,
|
|
"retry intr: rate=0x%x addr=%s count=%d (0x%x)\n",
|
|
le16toh(retry->rate), ether_sprintf(retry->macaddr),
|
|
count & 0xff, count);
|
|
|
|
/*
|
|
* Find the node to which the packet was sent and
|
|
* update its retry statistics. In BSS mode, this node
|
|
* is the AP we're associated to so no lookup is
|
|
* actually needed.
|
|
*/
|
|
ni = ieee80211_find_txnode(vap, retry->macaddr);
|
|
if (ni != NULL) {
|
|
struct ieee80211_ratectl_tx_status *txs =
|
|
&sc->sc_txs;
|
|
int retrycnt = count & 0xff;
|
|
|
|
txs->flags =
|
|
IEEE80211_RATECTL_STATUS_LONG_RETRY;
|
|
txs->long_retries = retrycnt;
|
|
if (count & 0x100) {
|
|
txs->status =
|
|
IEEE80211_RATECTL_TX_FAIL_LONG;
|
|
} else {
|
|
txs->status =
|
|
IEEE80211_RATECTL_TX_SUCCESS;
|
|
}
|
|
|
|
ieee80211_ratectl_tx_complete(ni, txs);
|
|
ieee80211_free_node(ni);
|
|
}
|
|
if (count & 0x100)
|
|
/* too many retries */
|
|
if_inc_counter(vap->iv_ifp, IFCOUNTER_OERRORS,
|
|
1);
|
|
break;
|
|
}
|
|
case ZYD_NOTIF_IORD:
|
|
{
|
|
struct zyd_rq *rqp;
|
|
|
|
if (le16toh(*(uint16_t *)cmd->data) == ZYD_CR_INTERRUPT)
|
|
break; /* HMAC interrupt */
|
|
|
|
datalen = actlen - sizeof(cmd->code);
|
|
datalen -= 2; /* XXX: padding? */
|
|
|
|
STAILQ_FOREACH(rqp, &sc->sc_rqh, rq) {
|
|
int i;
|
|
int count;
|
|
|
|
if (rqp->olen != datalen)
|
|
continue;
|
|
count = rqp->olen / sizeof(struct zyd_pair);
|
|
for (i = 0; i < count; i++) {
|
|
if (*(((const uint16_t *)rqp->idata) + i) !=
|
|
(((struct zyd_pair *)cmd->data) + i)->reg)
|
|
break;
|
|
}
|
|
if (i != count)
|
|
continue;
|
|
/* copy answer into caller-supplied buffer */
|
|
memcpy(rqp->odata, cmd->data, rqp->olen);
|
|
DPRINTF(sc, ZYD_DEBUG_CMD,
|
|
"command %p complete, data = %*D \n",
|
|
rqp, rqp->olen, (char *)rqp->odata, ":");
|
|
wakeup(rqp); /* wakeup caller */
|
|
break;
|
|
}
|
|
if (rqp == NULL) {
|
|
device_printf(sc->sc_dev,
|
|
"unexpected IORD notification %*D\n",
|
|
datalen, cmd->data, ":");
|
|
}
|
|
break;
|
|
}
|
|
default:
|
|
device_printf(sc->sc_dev, "unknown notification %x\n",
|
|
le16toh(cmd->code));
|
|
}
|
|
|
|
/* FALLTHROUGH */
|
|
case USB_ST_SETUP:
|
|
tr_setup:
|
|
usbd_xfer_set_frame_len(xfer, 0, usbd_xfer_max_len(xfer));
|
|
usbd_transfer_submit(xfer);
|
|
break;
|
|
|
|
default: /* Error */
|
|
DPRINTF(sc, ZYD_DEBUG_CMD, "error = %s\n",
|
|
usbd_errstr(error));
|
|
|
|
if (error != USB_ERR_CANCELLED) {
|
|
/* try to clear stall first */
|
|
usbd_xfer_set_stall(xfer);
|
|
goto tr_setup;
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
|
|
static void
|
|
zyd_intr_write_callback(struct usb_xfer *xfer, usb_error_t error)
|
|
{
|
|
struct zyd_softc *sc = usbd_xfer_softc(xfer);
|
|
struct zyd_rq *rqp, *cmd;
|
|
struct usb_page_cache *pc;
|
|
|
|
switch (USB_GET_STATE(xfer)) {
|
|
case USB_ST_TRANSFERRED:
|
|
cmd = usbd_xfer_get_priv(xfer);
|
|
DPRINTF(sc, ZYD_DEBUG_CMD, "command %p transferred\n", cmd);
|
|
STAILQ_FOREACH(rqp, &sc->sc_rqh, rq) {
|
|
/* Ensure the cached rq pointer is still valid */
|
|
if (rqp == cmd &&
|
|
(rqp->flags & ZYD_CMD_FLAG_READ) == 0)
|
|
wakeup(rqp); /* wakeup caller */
|
|
}
|
|
|
|
/* FALLTHROUGH */
|
|
case USB_ST_SETUP:
|
|
tr_setup:
|
|
STAILQ_FOREACH(rqp, &sc->sc_rqh, rq) {
|
|
if (rqp->flags & ZYD_CMD_FLAG_SENT)
|
|
continue;
|
|
|
|
pc = usbd_xfer_get_frame(xfer, 0);
|
|
usbd_copy_in(pc, 0, rqp->cmd, rqp->ilen);
|
|
|
|
usbd_xfer_set_frame_len(xfer, 0, rqp->ilen);
|
|
usbd_xfer_set_priv(xfer, rqp);
|
|
rqp->flags |= ZYD_CMD_FLAG_SENT;
|
|
usbd_transfer_submit(xfer);
|
|
break;
|
|
}
|
|
break;
|
|
|
|
default: /* Error */
|
|
DPRINTF(sc, ZYD_DEBUG_ANY, "error = %s\n",
|
|
usbd_errstr(error));
|
|
|
|
if (error != USB_ERR_CANCELLED) {
|
|
/* try to clear stall first */
|
|
usbd_xfer_set_stall(xfer);
|
|
goto tr_setup;
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
|
|
static int
|
|
zyd_cmd(struct zyd_softc *sc, uint16_t code, const void *idata, int ilen,
|
|
void *odata, int olen, int flags)
|
|
{
|
|
struct zyd_cmd cmd;
|
|
struct zyd_rq rq;
|
|
int error;
|
|
|
|
if (ilen > (int)sizeof(cmd.data))
|
|
return (EINVAL);
|
|
|
|
cmd.code = htole16(code);
|
|
memcpy(cmd.data, idata, ilen);
|
|
DPRINTF(sc, ZYD_DEBUG_CMD, "sending cmd %p = %*D\n",
|
|
&rq, ilen, idata, ":");
|
|
|
|
rq.cmd = &cmd;
|
|
rq.idata = idata;
|
|
rq.odata = odata;
|
|
rq.ilen = sizeof(uint16_t) + ilen;
|
|
rq.olen = olen;
|
|
rq.flags = flags;
|
|
STAILQ_INSERT_TAIL(&sc->sc_rqh, &rq, rq);
|
|
usbd_transfer_start(sc->sc_xfer[ZYD_INTR_RD]);
|
|
usbd_transfer_start(sc->sc_xfer[ZYD_INTR_WR]);
|
|
|
|
/* wait at most one second for command reply */
|
|
error = mtx_sleep(&rq, &sc->sc_mtx, 0 , "zydcmd", hz);
|
|
if (error)
|
|
device_printf(sc->sc_dev, "command timeout\n");
|
|
STAILQ_REMOVE(&sc->sc_rqh, &rq, zyd_rq, rq);
|
|
DPRINTF(sc, ZYD_DEBUG_CMD, "finsihed cmd %p, error = %d \n",
|
|
&rq, error);
|
|
|
|
return (error);
|
|
}
|
|
|
|
static int
|
|
zyd_read16(struct zyd_softc *sc, uint16_t reg, uint16_t *val)
|
|
{
|
|
struct zyd_pair tmp;
|
|
int error;
|
|
|
|
reg = htole16(reg);
|
|
error = zyd_cmd(sc, ZYD_CMD_IORD, ®, sizeof(reg), &tmp, sizeof(tmp),
|
|
ZYD_CMD_FLAG_READ);
|
|
if (error == 0)
|
|
*val = le16toh(tmp.val);
|
|
return (error);
|
|
}
|
|
|
|
static int
|
|
zyd_read32(struct zyd_softc *sc, uint16_t reg, uint32_t *val)
|
|
{
|
|
struct zyd_pair tmp[2];
|
|
uint16_t regs[2];
|
|
int error;
|
|
|
|
regs[0] = htole16(ZYD_REG32_HI(reg));
|
|
regs[1] = htole16(ZYD_REG32_LO(reg));
|
|
error = zyd_cmd(sc, ZYD_CMD_IORD, regs, sizeof(regs), tmp, sizeof(tmp),
|
|
ZYD_CMD_FLAG_READ);
|
|
if (error == 0)
|
|
*val = le16toh(tmp[0].val) << 16 | le16toh(tmp[1].val);
|
|
return (error);
|
|
}
|
|
|
|
static int
|
|
zyd_write16(struct zyd_softc *sc, uint16_t reg, uint16_t val)
|
|
{
|
|
struct zyd_pair pair;
|
|
|
|
pair.reg = htole16(reg);
|
|
pair.val = htole16(val);
|
|
|
|
return zyd_cmd(sc, ZYD_CMD_IOWR, &pair, sizeof(pair), NULL, 0, 0);
|
|
}
|
|
|
|
static int
|
|
zyd_write32(struct zyd_softc *sc, uint16_t reg, uint32_t val)
|
|
{
|
|
struct zyd_pair pair[2];
|
|
|
|
pair[0].reg = htole16(ZYD_REG32_HI(reg));
|
|
pair[0].val = htole16(val >> 16);
|
|
pair[1].reg = htole16(ZYD_REG32_LO(reg));
|
|
pair[1].val = htole16(val & 0xffff);
|
|
|
|
return zyd_cmd(sc, ZYD_CMD_IOWR, pair, sizeof(pair), NULL, 0, 0);
|
|
}
|
|
|
|
static int
|
|
zyd_rfwrite(struct zyd_softc *sc, uint32_t val)
|
|
{
|
|
struct zyd_rf *rf = &sc->sc_rf;
|
|
struct zyd_rfwrite_cmd req;
|
|
uint16_t cr203;
|
|
int error, i;
|
|
|
|
zyd_read16_m(sc, ZYD_CR203, &cr203);
|
|
cr203 &= ~(ZYD_RF_IF_LE | ZYD_RF_CLK | ZYD_RF_DATA);
|
|
|
|
req.code = htole16(2);
|
|
req.width = htole16(rf->width);
|
|
for (i = 0; i < rf->width; i++) {
|
|
req.bit[i] = htole16(cr203);
|
|
if (val & (1 << (rf->width - 1 - i)))
|
|
req.bit[i] |= htole16(ZYD_RF_DATA);
|
|
}
|
|
error = zyd_cmd(sc, ZYD_CMD_RFCFG, &req, 4 + 2 * rf->width, NULL, 0, 0);
|
|
fail:
|
|
return (error);
|
|
}
|
|
|
|
static int
|
|
zyd_rfwrite_cr(struct zyd_softc *sc, uint32_t val)
|
|
{
|
|
int error;
|
|
|
|
zyd_write16_m(sc, ZYD_CR244, (val >> 16) & 0xff);
|
|
zyd_write16_m(sc, ZYD_CR243, (val >> 8) & 0xff);
|
|
zyd_write16_m(sc, ZYD_CR242, (val >> 0) & 0xff);
|
|
fail:
|
|
return (error);
|
|
}
|
|
|
|
static int
|
|
zyd_lock_phy(struct zyd_softc *sc)
|
|
{
|
|
int error;
|
|
uint32_t tmp;
|
|
|
|
zyd_read32_m(sc, ZYD_MAC_MISC, &tmp);
|
|
tmp &= ~ZYD_UNLOCK_PHY_REGS;
|
|
zyd_write32_m(sc, ZYD_MAC_MISC, tmp);
|
|
fail:
|
|
return (error);
|
|
}
|
|
|
|
static int
|
|
zyd_unlock_phy(struct zyd_softc *sc)
|
|
{
|
|
int error;
|
|
uint32_t tmp;
|
|
|
|
zyd_read32_m(sc, ZYD_MAC_MISC, &tmp);
|
|
tmp |= ZYD_UNLOCK_PHY_REGS;
|
|
zyd_write32_m(sc, ZYD_MAC_MISC, tmp);
|
|
fail:
|
|
return (error);
|
|
}
|
|
|
|
/*
|
|
* RFMD RF methods.
|
|
*/
|
|
static int
|
|
zyd_rfmd_init(struct zyd_rf *rf)
|
|
{
|
|
struct zyd_softc *sc = rf->rf_sc;
|
|
static const struct zyd_phy_pair phyini[] = ZYD_RFMD_PHY;
|
|
static const uint32_t rfini[] = ZYD_RFMD_RF;
|
|
int i, error;
|
|
|
|
/* init RF-dependent PHY registers */
|
|
for (i = 0; i < nitems(phyini); i++) {
|
|
zyd_write16_m(sc, phyini[i].reg, phyini[i].val);
|
|
}
|
|
|
|
/* init RFMD radio */
|
|
for (i = 0; i < nitems(rfini); i++) {
|
|
if ((error = zyd_rfwrite(sc, rfini[i])) != 0)
|
|
return (error);
|
|
}
|
|
fail:
|
|
return (error);
|
|
}
|
|
|
|
static int
|
|
zyd_rfmd_switch_radio(struct zyd_rf *rf, int on)
|
|
{
|
|
int error;
|
|
struct zyd_softc *sc = rf->rf_sc;
|
|
|
|
zyd_write16_m(sc, ZYD_CR10, on ? 0x89 : 0x15);
|
|
zyd_write16_m(sc, ZYD_CR11, on ? 0x00 : 0x81);
|
|
fail:
|
|
return (error);
|
|
}
|
|
|
|
static int
|
|
zyd_rfmd_set_channel(struct zyd_rf *rf, uint8_t chan)
|
|
{
|
|
int error;
|
|
struct zyd_softc *sc = rf->rf_sc;
|
|
static const struct {
|
|
uint32_t r1, r2;
|
|
} rfprog[] = ZYD_RFMD_CHANTABLE;
|
|
|
|
error = zyd_rfwrite(sc, rfprog[chan - 1].r1);
|
|
if (error != 0)
|
|
goto fail;
|
|
error = zyd_rfwrite(sc, rfprog[chan - 1].r2);
|
|
if (error != 0)
|
|
goto fail;
|
|
|
|
fail:
|
|
return (error);
|
|
}
|
|
|
|
/*
|
|
* AL2230 RF methods.
|
|
*/
|
|
static int
|
|
zyd_al2230_init(struct zyd_rf *rf)
|
|
{
|
|
struct zyd_softc *sc = rf->rf_sc;
|
|
static const struct zyd_phy_pair phyini[] = ZYD_AL2230_PHY;
|
|
static const struct zyd_phy_pair phy2230s[] = ZYD_AL2230S_PHY_INIT;
|
|
static const struct zyd_phy_pair phypll[] = {
|
|
{ ZYD_CR251, 0x2f }, { ZYD_CR251, 0x3f },
|
|
{ ZYD_CR138, 0x28 }, { ZYD_CR203, 0x06 }
|
|
};
|
|
static const uint32_t rfini1[] = ZYD_AL2230_RF_PART1;
|
|
static const uint32_t rfini2[] = ZYD_AL2230_RF_PART2;
|
|
static const uint32_t rfini3[] = ZYD_AL2230_RF_PART3;
|
|
int i, error;
|
|
|
|
/* init RF-dependent PHY registers */
|
|
for (i = 0; i < nitems(phyini); i++)
|
|
zyd_write16_m(sc, phyini[i].reg, phyini[i].val);
|
|
|
|
if (sc->sc_rfrev == ZYD_RF_AL2230S || sc->sc_al2230s != 0) {
|
|
for (i = 0; i < nitems(phy2230s); i++)
|
|
zyd_write16_m(sc, phy2230s[i].reg, phy2230s[i].val);
|
|
}
|
|
|
|
/* init AL2230 radio */
|
|
for (i = 0; i < nitems(rfini1); i++) {
|
|
error = zyd_rfwrite(sc, rfini1[i]);
|
|
if (error != 0)
|
|
goto fail;
|
|
}
|
|
|
|
if (sc->sc_rfrev == ZYD_RF_AL2230S || sc->sc_al2230s != 0)
|
|
error = zyd_rfwrite(sc, 0x000824);
|
|
else
|
|
error = zyd_rfwrite(sc, 0x0005a4);
|
|
if (error != 0)
|
|
goto fail;
|
|
|
|
for (i = 0; i < nitems(rfini2); i++) {
|
|
error = zyd_rfwrite(sc, rfini2[i]);
|
|
if (error != 0)
|
|
goto fail;
|
|
}
|
|
|
|
for (i = 0; i < nitems(phypll); i++)
|
|
zyd_write16_m(sc, phypll[i].reg, phypll[i].val);
|
|
|
|
for (i = 0; i < nitems(rfini3); i++) {
|
|
error = zyd_rfwrite(sc, rfini3[i]);
|
|
if (error != 0)
|
|
goto fail;
|
|
}
|
|
fail:
|
|
return (error);
|
|
}
|
|
|
|
static int
|
|
zyd_al2230_fini(struct zyd_rf *rf)
|
|
{
|
|
int error, i;
|
|
struct zyd_softc *sc = rf->rf_sc;
|
|
static const struct zyd_phy_pair phy[] = ZYD_AL2230_PHY_FINI_PART1;
|
|
|
|
for (i = 0; i < nitems(phy); i++)
|
|
zyd_write16_m(sc, phy[i].reg, phy[i].val);
|
|
|
|
if (sc->sc_newphy != 0)
|
|
zyd_write16_m(sc, ZYD_CR9, 0xe1);
|
|
|
|
zyd_write16_m(sc, ZYD_CR203, 0x6);
|
|
fail:
|
|
return (error);
|
|
}
|
|
|
|
static int
|
|
zyd_al2230_init_b(struct zyd_rf *rf)
|
|
{
|
|
struct zyd_softc *sc = rf->rf_sc;
|
|
static const struct zyd_phy_pair phy1[] = ZYD_AL2230_PHY_PART1;
|
|
static const struct zyd_phy_pair phy2[] = ZYD_AL2230_PHY_PART2;
|
|
static const struct zyd_phy_pair phy3[] = ZYD_AL2230_PHY_PART3;
|
|
static const struct zyd_phy_pair phy2230s[] = ZYD_AL2230S_PHY_INIT;
|
|
static const struct zyd_phy_pair phyini[] = ZYD_AL2230_PHY_B;
|
|
static const uint32_t rfini_part1[] = ZYD_AL2230_RF_B_PART1;
|
|
static const uint32_t rfini_part2[] = ZYD_AL2230_RF_B_PART2;
|
|
static const uint32_t rfini_part3[] = ZYD_AL2230_RF_B_PART3;
|
|
static const uint32_t zyd_al2230_chtable[][3] = ZYD_AL2230_CHANTABLE;
|
|
int i, error;
|
|
|
|
for (i = 0; i < nitems(phy1); i++)
|
|
zyd_write16_m(sc, phy1[i].reg, phy1[i].val);
|
|
|
|
/* init RF-dependent PHY registers */
|
|
for (i = 0; i < nitems(phyini); i++)
|
|
zyd_write16_m(sc, phyini[i].reg, phyini[i].val);
|
|
|
|
if (sc->sc_rfrev == ZYD_RF_AL2230S || sc->sc_al2230s != 0) {
|
|
for (i = 0; i < nitems(phy2230s); i++)
|
|
zyd_write16_m(sc, phy2230s[i].reg, phy2230s[i].val);
|
|
}
|
|
|
|
for (i = 0; i < 3; i++) {
|
|
error = zyd_rfwrite_cr(sc, zyd_al2230_chtable[0][i]);
|
|
if (error != 0)
|
|
return (error);
|
|
}
|
|
|
|
for (i = 0; i < nitems(rfini_part1); i++) {
|
|
error = zyd_rfwrite_cr(sc, rfini_part1[i]);
|
|
if (error != 0)
|
|
return (error);
|
|
}
|
|
|
|
if (sc->sc_rfrev == ZYD_RF_AL2230S || sc->sc_al2230s != 0)
|
|
error = zyd_rfwrite(sc, 0x241000);
|
|
else
|
|
error = zyd_rfwrite(sc, 0x25a000);
|
|
if (error != 0)
|
|
goto fail;
|
|
|
|
for (i = 0; i < nitems(rfini_part2); i++) {
|
|
error = zyd_rfwrite_cr(sc, rfini_part2[i]);
|
|
if (error != 0)
|
|
return (error);
|
|
}
|
|
|
|
for (i = 0; i < nitems(phy2); i++)
|
|
zyd_write16_m(sc, phy2[i].reg, phy2[i].val);
|
|
|
|
for (i = 0; i < nitems(rfini_part3); i++) {
|
|
error = zyd_rfwrite_cr(sc, rfini_part3[i]);
|
|
if (error != 0)
|
|
return (error);
|
|
}
|
|
|
|
for (i = 0; i < nitems(phy3); i++)
|
|
zyd_write16_m(sc, phy3[i].reg, phy3[i].val);
|
|
|
|
error = zyd_al2230_fini(rf);
|
|
fail:
|
|
return (error);
|
|
}
|
|
|
|
static int
|
|
zyd_al2230_switch_radio(struct zyd_rf *rf, int on)
|
|
{
|
|
struct zyd_softc *sc = rf->rf_sc;
|
|
int error, on251 = (sc->sc_macrev == ZYD_ZD1211) ? 0x3f : 0x7f;
|
|
|
|
zyd_write16_m(sc, ZYD_CR11, on ? 0x00 : 0x04);
|
|
zyd_write16_m(sc, ZYD_CR251, on ? on251 : 0x2f);
|
|
fail:
|
|
return (error);
|
|
}
|
|
|
|
static int
|
|
zyd_al2230_set_channel(struct zyd_rf *rf, uint8_t chan)
|
|
{
|
|
int error, i;
|
|
struct zyd_softc *sc = rf->rf_sc;
|
|
static const struct zyd_phy_pair phy1[] = {
|
|
{ ZYD_CR138, 0x28 }, { ZYD_CR203, 0x06 },
|
|
};
|
|
static const struct {
|
|
uint32_t r1, r2, r3;
|
|
} rfprog[] = ZYD_AL2230_CHANTABLE;
|
|
|
|
error = zyd_rfwrite(sc, rfprog[chan - 1].r1);
|
|
if (error != 0)
|
|
goto fail;
|
|
error = zyd_rfwrite(sc, rfprog[chan - 1].r2);
|
|
if (error != 0)
|
|
goto fail;
|
|
error = zyd_rfwrite(sc, rfprog[chan - 1].r3);
|
|
if (error != 0)
|
|
goto fail;
|
|
|
|
for (i = 0; i < nitems(phy1); i++)
|
|
zyd_write16_m(sc, phy1[i].reg, phy1[i].val);
|
|
fail:
|
|
return (error);
|
|
}
|
|
|
|
static int
|
|
zyd_al2230_set_channel_b(struct zyd_rf *rf, uint8_t chan)
|
|
{
|
|
int error, i;
|
|
struct zyd_softc *sc = rf->rf_sc;
|
|
static const struct zyd_phy_pair phy1[] = ZYD_AL2230_PHY_PART1;
|
|
static const struct {
|
|
uint32_t r1, r2, r3;
|
|
} rfprog[] = ZYD_AL2230_CHANTABLE_B;
|
|
|
|
for (i = 0; i < nitems(phy1); i++)
|
|
zyd_write16_m(sc, phy1[i].reg, phy1[i].val);
|
|
|
|
error = zyd_rfwrite_cr(sc, rfprog[chan - 1].r1);
|
|
if (error != 0)
|
|
goto fail;
|
|
error = zyd_rfwrite_cr(sc, rfprog[chan - 1].r2);
|
|
if (error != 0)
|
|
goto fail;
|
|
error = zyd_rfwrite_cr(sc, rfprog[chan - 1].r3);
|
|
if (error != 0)
|
|
goto fail;
|
|
error = zyd_al2230_fini(rf);
|
|
fail:
|
|
return (error);
|
|
}
|
|
|
|
#define ZYD_AL2230_PHY_BANDEDGE6 \
|
|
{ \
|
|
{ ZYD_CR128, 0x14 }, { ZYD_CR129, 0x12 }, { ZYD_CR130, 0x10 }, \
|
|
{ ZYD_CR47, 0x1e } \
|
|
}
|
|
|
|
static int
|
|
zyd_al2230_bandedge6(struct zyd_rf *rf, struct ieee80211_channel *c)
|
|
{
|
|
int error = 0, i;
|
|
struct zyd_softc *sc = rf->rf_sc;
|
|
struct ieee80211com *ic = &sc->sc_ic;
|
|
struct zyd_phy_pair r[] = ZYD_AL2230_PHY_BANDEDGE6;
|
|
int chan = ieee80211_chan2ieee(ic, c);
|
|
|
|
if (chan == 1 || chan == 11)
|
|
r[0].val = 0x12;
|
|
|
|
for (i = 0; i < nitems(r); i++)
|
|
zyd_write16_m(sc, r[i].reg, r[i].val);
|
|
fail:
|
|
return (error);
|
|
}
|
|
|
|
/*
|
|
* AL7230B RF methods.
|
|
*/
|
|
static int
|
|
zyd_al7230B_init(struct zyd_rf *rf)
|
|
{
|
|
struct zyd_softc *sc = rf->rf_sc;
|
|
static const struct zyd_phy_pair phyini_1[] = ZYD_AL7230B_PHY_1;
|
|
static const struct zyd_phy_pair phyini_2[] = ZYD_AL7230B_PHY_2;
|
|
static const struct zyd_phy_pair phyini_3[] = ZYD_AL7230B_PHY_3;
|
|
static const uint32_t rfini_1[] = ZYD_AL7230B_RF_1;
|
|
static const uint32_t rfini_2[] = ZYD_AL7230B_RF_2;
|
|
int i, error;
|
|
|
|
/* for AL7230B, PHY and RF need to be initialized in "phases" */
|
|
|
|
/* init RF-dependent PHY registers, part one */
|
|
for (i = 0; i < nitems(phyini_1); i++)
|
|
zyd_write16_m(sc, phyini_1[i].reg, phyini_1[i].val);
|
|
|
|
/* init AL7230B radio, part one */
|
|
for (i = 0; i < nitems(rfini_1); i++) {
|
|
if ((error = zyd_rfwrite(sc, rfini_1[i])) != 0)
|
|
return (error);
|
|
}
|
|
/* init RF-dependent PHY registers, part two */
|
|
for (i = 0; i < nitems(phyini_2); i++)
|
|
zyd_write16_m(sc, phyini_2[i].reg, phyini_2[i].val);
|
|
|
|
/* init AL7230B radio, part two */
|
|
for (i = 0; i < nitems(rfini_2); i++) {
|
|
if ((error = zyd_rfwrite(sc, rfini_2[i])) != 0)
|
|
return (error);
|
|
}
|
|
/* init RF-dependent PHY registers, part three */
|
|
for (i = 0; i < nitems(phyini_3); i++)
|
|
zyd_write16_m(sc, phyini_3[i].reg, phyini_3[i].val);
|
|
fail:
|
|
return (error);
|
|
}
|
|
|
|
static int
|
|
zyd_al7230B_switch_radio(struct zyd_rf *rf, int on)
|
|
{
|
|
int error;
|
|
struct zyd_softc *sc = rf->rf_sc;
|
|
|
|
zyd_write16_m(sc, ZYD_CR11, on ? 0x00 : 0x04);
|
|
zyd_write16_m(sc, ZYD_CR251, on ? 0x3f : 0x2f);
|
|
fail:
|
|
return (error);
|
|
}
|
|
|
|
static int
|
|
zyd_al7230B_set_channel(struct zyd_rf *rf, uint8_t chan)
|
|
{
|
|
struct zyd_softc *sc = rf->rf_sc;
|
|
static const struct {
|
|
uint32_t r1, r2;
|
|
} rfprog[] = ZYD_AL7230B_CHANTABLE;
|
|
static const uint32_t rfsc[] = ZYD_AL7230B_RF_SETCHANNEL;
|
|
int i, error;
|
|
|
|
zyd_write16_m(sc, ZYD_CR240, 0x57);
|
|
zyd_write16_m(sc, ZYD_CR251, 0x2f);
|
|
|
|
for (i = 0; i < nitems(rfsc); i++) {
|
|
if ((error = zyd_rfwrite(sc, rfsc[i])) != 0)
|
|
return (error);
|
|
}
|
|
|
|
zyd_write16_m(sc, ZYD_CR128, 0x14);
|
|
zyd_write16_m(sc, ZYD_CR129, 0x12);
|
|
zyd_write16_m(sc, ZYD_CR130, 0x10);
|
|
zyd_write16_m(sc, ZYD_CR38, 0x38);
|
|
zyd_write16_m(sc, ZYD_CR136, 0xdf);
|
|
|
|
error = zyd_rfwrite(sc, rfprog[chan - 1].r1);
|
|
if (error != 0)
|
|
goto fail;
|
|
error = zyd_rfwrite(sc, rfprog[chan - 1].r2);
|
|
if (error != 0)
|
|
goto fail;
|
|
error = zyd_rfwrite(sc, 0x3c9000);
|
|
if (error != 0)
|
|
goto fail;
|
|
|
|
zyd_write16_m(sc, ZYD_CR251, 0x3f);
|
|
zyd_write16_m(sc, ZYD_CR203, 0x06);
|
|
zyd_write16_m(sc, ZYD_CR240, 0x08);
|
|
fail:
|
|
return (error);
|
|
}
|
|
|
|
/*
|
|
* AL2210 RF methods.
|
|
*/
|
|
static int
|
|
zyd_al2210_init(struct zyd_rf *rf)
|
|
{
|
|
struct zyd_softc *sc = rf->rf_sc;
|
|
static const struct zyd_phy_pair phyini[] = ZYD_AL2210_PHY;
|
|
static const uint32_t rfini[] = ZYD_AL2210_RF;
|
|
uint32_t tmp;
|
|
int i, error;
|
|
|
|
zyd_write32_m(sc, ZYD_CR18, 2);
|
|
|
|
/* init RF-dependent PHY registers */
|
|
for (i = 0; i < nitems(phyini); i++)
|
|
zyd_write16_m(sc, phyini[i].reg, phyini[i].val);
|
|
|
|
/* init AL2210 radio */
|
|
for (i = 0; i < nitems(rfini); i++) {
|
|
if ((error = zyd_rfwrite(sc, rfini[i])) != 0)
|
|
return (error);
|
|
}
|
|
zyd_write16_m(sc, ZYD_CR47, 0x1e);
|
|
zyd_read32_m(sc, ZYD_CR_RADIO_PD, &tmp);
|
|
zyd_write32_m(sc, ZYD_CR_RADIO_PD, tmp & ~1);
|
|
zyd_write32_m(sc, ZYD_CR_RADIO_PD, tmp | 1);
|
|
zyd_write32_m(sc, ZYD_CR_RFCFG, 0x05);
|
|
zyd_write32_m(sc, ZYD_CR_RFCFG, 0x00);
|
|
zyd_write16_m(sc, ZYD_CR47, 0x1e);
|
|
zyd_write32_m(sc, ZYD_CR18, 3);
|
|
fail:
|
|
return (error);
|
|
}
|
|
|
|
static int
|
|
zyd_al2210_switch_radio(struct zyd_rf *rf, int on)
|
|
{
|
|
/* vendor driver does nothing for this RF chip */
|
|
|
|
return (0);
|
|
}
|
|
|
|
static int
|
|
zyd_al2210_set_channel(struct zyd_rf *rf, uint8_t chan)
|
|
{
|
|
int error;
|
|
struct zyd_softc *sc = rf->rf_sc;
|
|
static const uint32_t rfprog[] = ZYD_AL2210_CHANTABLE;
|
|
uint32_t tmp;
|
|
|
|
zyd_write32_m(sc, ZYD_CR18, 2);
|
|
zyd_write16_m(sc, ZYD_CR47, 0x1e);
|
|
zyd_read32_m(sc, ZYD_CR_RADIO_PD, &tmp);
|
|
zyd_write32_m(sc, ZYD_CR_RADIO_PD, tmp & ~1);
|
|
zyd_write32_m(sc, ZYD_CR_RADIO_PD, tmp | 1);
|
|
zyd_write32_m(sc, ZYD_CR_RFCFG, 0x05);
|
|
zyd_write32_m(sc, ZYD_CR_RFCFG, 0x00);
|
|
zyd_write16_m(sc, ZYD_CR47, 0x1e);
|
|
|
|
/* actually set the channel */
|
|
error = zyd_rfwrite(sc, rfprog[chan - 1]);
|
|
if (error != 0)
|
|
goto fail;
|
|
|
|
zyd_write32_m(sc, ZYD_CR18, 3);
|
|
fail:
|
|
return (error);
|
|
}
|
|
|
|
/*
|
|
* GCT RF methods.
|
|
*/
|
|
static int
|
|
zyd_gct_init(struct zyd_rf *rf)
|
|
{
|
|
#define ZYD_GCT_INTR_REG 0x85c1
|
|
struct zyd_softc *sc = rf->rf_sc;
|
|
static const struct zyd_phy_pair phyini[] = ZYD_GCT_PHY;
|
|
static const uint32_t rfini[] = ZYD_GCT_RF;
|
|
static const uint16_t vco[11][7] = ZYD_GCT_VCO;
|
|
int i, idx = -1, error;
|
|
uint16_t data;
|
|
|
|
/* init RF-dependent PHY registers */
|
|
for (i = 0; i < nitems(phyini); i++)
|
|
zyd_write16_m(sc, phyini[i].reg, phyini[i].val);
|
|
|
|
/* init cgt radio */
|
|
for (i = 0; i < nitems(rfini); i++) {
|
|
if ((error = zyd_rfwrite(sc, rfini[i])) != 0)
|
|
return (error);
|
|
}
|
|
|
|
error = zyd_gct_mode(rf);
|
|
if (error != 0)
|
|
return (error);
|
|
|
|
for (i = 0; i < (int)(nitems(vco) - 1); i++) {
|
|
error = zyd_gct_set_channel_synth(rf, 1, 0);
|
|
if (error != 0)
|
|
goto fail;
|
|
error = zyd_gct_write(rf, vco[i][0]);
|
|
if (error != 0)
|
|
goto fail;
|
|
zyd_write16_m(sc, ZYD_GCT_INTR_REG, 0xf);
|
|
zyd_read16_m(sc, ZYD_GCT_INTR_REG, &data);
|
|
if ((data & 0xf) == 0) {
|
|
idx = i;
|
|
break;
|
|
}
|
|
}
|
|
if (idx == -1) {
|
|
error = zyd_gct_set_channel_synth(rf, 1, 1);
|
|
if (error != 0)
|
|
goto fail;
|
|
error = zyd_gct_write(rf, 0x6662);
|
|
if (error != 0)
|
|
goto fail;
|
|
}
|
|
|
|
rf->idx = idx;
|
|
zyd_write16_m(sc, ZYD_CR203, 0x6);
|
|
fail:
|
|
return (error);
|
|
#undef ZYD_GCT_INTR_REG
|
|
}
|
|
|
|
static int
|
|
zyd_gct_mode(struct zyd_rf *rf)
|
|
{
|
|
struct zyd_softc *sc = rf->rf_sc;
|
|
static const uint32_t mode[] = {
|
|
0x25f98, 0x25f9a, 0x25f94, 0x27fd4
|
|
};
|
|
int i, error;
|
|
|
|
for (i = 0; i < nitems(mode); i++) {
|
|
if ((error = zyd_rfwrite(sc, mode[i])) != 0)
|
|
break;
|
|
}
|
|
return (error);
|
|
}
|
|
|
|
static int
|
|
zyd_gct_set_channel_synth(struct zyd_rf *rf, int chan, int acal)
|
|
{
|
|
int error, idx = chan - 1;
|
|
struct zyd_softc *sc = rf->rf_sc;
|
|
static uint32_t acal_synth[] = ZYD_GCT_CHANNEL_ACAL;
|
|
static uint32_t std_synth[] = ZYD_GCT_CHANNEL_STD;
|
|
static uint32_t div_synth[] = ZYD_GCT_CHANNEL_DIV;
|
|
|
|
error = zyd_rfwrite(sc,
|
|
(acal == 1) ? acal_synth[idx] : std_synth[idx]);
|
|
if (error != 0)
|
|
return (error);
|
|
return zyd_rfwrite(sc, div_synth[idx]);
|
|
}
|
|
|
|
static int
|
|
zyd_gct_write(struct zyd_rf *rf, uint16_t value)
|
|
{
|
|
struct zyd_softc *sc = rf->rf_sc;
|
|
|
|
return zyd_rfwrite(sc, 0x300000 | 0x40000 | value);
|
|
}
|
|
|
|
static int
|
|
zyd_gct_switch_radio(struct zyd_rf *rf, int on)
|
|
{
|
|
int error;
|
|
struct zyd_softc *sc = rf->rf_sc;
|
|
|
|
error = zyd_rfwrite(sc, on ? 0x25f94 : 0x25f90);
|
|
if (error != 0)
|
|
return (error);
|
|
|
|
zyd_write16_m(sc, ZYD_CR11, on ? 0x00 : 0x04);
|
|
zyd_write16_m(sc, ZYD_CR251,
|
|
on ? ((sc->sc_macrev == ZYD_ZD1211B) ? 0x7f : 0x3f) : 0x2f);
|
|
fail:
|
|
return (error);
|
|
}
|
|
|
|
static int
|
|
zyd_gct_set_channel(struct zyd_rf *rf, uint8_t chan)
|
|
{
|
|
int error, i;
|
|
struct zyd_softc *sc = rf->rf_sc;
|
|
static const struct zyd_phy_pair cmd[] = {
|
|
{ ZYD_CR80, 0x30 }, { ZYD_CR81, 0x30 }, { ZYD_CR79, 0x58 },
|
|
{ ZYD_CR12, 0xf0 }, { ZYD_CR77, 0x1b }, { ZYD_CR78, 0x58 },
|
|
};
|
|
static const uint16_t vco[11][7] = ZYD_GCT_VCO;
|
|
|
|
error = zyd_gct_set_channel_synth(rf, chan, 0);
|
|
if (error != 0)
|
|
goto fail;
|
|
error = zyd_gct_write(rf, (rf->idx == -1) ? 0x6662 :
|
|
vco[rf->idx][((chan - 1) / 2)]);
|
|
if (error != 0)
|
|
goto fail;
|
|
error = zyd_gct_mode(rf);
|
|
if (error != 0)
|
|
return (error);
|
|
for (i = 0; i < nitems(cmd); i++)
|
|
zyd_write16_m(sc, cmd[i].reg, cmd[i].val);
|
|
error = zyd_gct_txgain(rf, chan);
|
|
if (error != 0)
|
|
return (error);
|
|
zyd_write16_m(sc, ZYD_CR203, 0x6);
|
|
fail:
|
|
return (error);
|
|
}
|
|
|
|
static int
|
|
zyd_gct_txgain(struct zyd_rf *rf, uint8_t chan)
|
|
{
|
|
struct zyd_softc *sc = rf->rf_sc;
|
|
static uint32_t txgain[] = ZYD_GCT_TXGAIN;
|
|
uint8_t idx = sc->sc_pwrint[chan - 1];
|
|
|
|
if (idx >= nitems(txgain)) {
|
|
device_printf(sc->sc_dev, "could not set TX gain (%d %#x)\n",
|
|
chan, idx);
|
|
return 0;
|
|
}
|
|
|
|
return zyd_rfwrite(sc, 0x700000 | txgain[idx]);
|
|
}
|
|
|
|
/*
|
|
* Maxim2 RF methods.
|
|
*/
|
|
static int
|
|
zyd_maxim2_init(struct zyd_rf *rf)
|
|
{
|
|
struct zyd_softc *sc = rf->rf_sc;
|
|
static const struct zyd_phy_pair phyini[] = ZYD_MAXIM2_PHY;
|
|
static const uint32_t rfini[] = ZYD_MAXIM2_RF;
|
|
uint16_t tmp;
|
|
int i, error;
|
|
|
|
/* init RF-dependent PHY registers */
|
|
for (i = 0; i < nitems(phyini); i++)
|
|
zyd_write16_m(sc, phyini[i].reg, phyini[i].val);
|
|
|
|
zyd_read16_m(sc, ZYD_CR203, &tmp);
|
|
zyd_write16_m(sc, ZYD_CR203, tmp & ~(1 << 4));
|
|
|
|
/* init maxim2 radio */
|
|
for (i = 0; i < nitems(rfini); i++) {
|
|
if ((error = zyd_rfwrite(sc, rfini[i])) != 0)
|
|
return (error);
|
|
}
|
|
zyd_read16_m(sc, ZYD_CR203, &tmp);
|
|
zyd_write16_m(sc, ZYD_CR203, tmp | (1 << 4));
|
|
fail:
|
|
return (error);
|
|
}
|
|
|
|
static int
|
|
zyd_maxim2_switch_radio(struct zyd_rf *rf, int on)
|
|
{
|
|
|
|
/* vendor driver does nothing for this RF chip */
|
|
return (0);
|
|
}
|
|
|
|
static int
|
|
zyd_maxim2_set_channel(struct zyd_rf *rf, uint8_t chan)
|
|
{
|
|
struct zyd_softc *sc = rf->rf_sc;
|
|
static const struct zyd_phy_pair phyini[] = ZYD_MAXIM2_PHY;
|
|
static const uint32_t rfini[] = ZYD_MAXIM2_RF;
|
|
static const struct {
|
|
uint32_t r1, r2;
|
|
} rfprog[] = ZYD_MAXIM2_CHANTABLE;
|
|
uint16_t tmp;
|
|
int i, error;
|
|
|
|
/*
|
|
* Do the same as we do when initializing it, except for the channel
|
|
* values coming from the two channel tables.
|
|
*/
|
|
|
|
/* init RF-dependent PHY registers */
|
|
for (i = 0; i < nitems(phyini); i++)
|
|
zyd_write16_m(sc, phyini[i].reg, phyini[i].val);
|
|
|
|
zyd_read16_m(sc, ZYD_CR203, &tmp);
|
|
zyd_write16_m(sc, ZYD_CR203, tmp & ~(1 << 4));
|
|
|
|
/* first two values taken from the chantables */
|
|
error = zyd_rfwrite(sc, rfprog[chan - 1].r1);
|
|
if (error != 0)
|
|
goto fail;
|
|
error = zyd_rfwrite(sc, rfprog[chan - 1].r2);
|
|
if (error != 0)
|
|
goto fail;
|
|
|
|
/* init maxim2 radio - skipping the two first values */
|
|
for (i = 2; i < nitems(rfini); i++) {
|
|
if ((error = zyd_rfwrite(sc, rfini[i])) != 0)
|
|
return (error);
|
|
}
|
|
zyd_read16_m(sc, ZYD_CR203, &tmp);
|
|
zyd_write16_m(sc, ZYD_CR203, tmp | (1 << 4));
|
|
fail:
|
|
return (error);
|
|
}
|
|
|
|
static int
|
|
zyd_rf_attach(struct zyd_softc *sc, uint8_t type)
|
|
{
|
|
struct zyd_rf *rf = &sc->sc_rf;
|
|
|
|
rf->rf_sc = sc;
|
|
rf->update_pwr = 1;
|
|
|
|
switch (type) {
|
|
case ZYD_RF_RFMD:
|
|
rf->init = zyd_rfmd_init;
|
|
rf->switch_radio = zyd_rfmd_switch_radio;
|
|
rf->set_channel = zyd_rfmd_set_channel;
|
|
rf->width = 24; /* 24-bit RF values */
|
|
break;
|
|
case ZYD_RF_AL2230:
|
|
case ZYD_RF_AL2230S:
|
|
if (sc->sc_macrev == ZYD_ZD1211B) {
|
|
rf->init = zyd_al2230_init_b;
|
|
rf->set_channel = zyd_al2230_set_channel_b;
|
|
} else {
|
|
rf->init = zyd_al2230_init;
|
|
rf->set_channel = zyd_al2230_set_channel;
|
|
}
|
|
rf->switch_radio = zyd_al2230_switch_radio;
|
|
rf->bandedge6 = zyd_al2230_bandedge6;
|
|
rf->width = 24; /* 24-bit RF values */
|
|
break;
|
|
case ZYD_RF_AL7230B:
|
|
rf->init = zyd_al7230B_init;
|
|
rf->switch_radio = zyd_al7230B_switch_radio;
|
|
rf->set_channel = zyd_al7230B_set_channel;
|
|
rf->width = 24; /* 24-bit RF values */
|
|
break;
|
|
case ZYD_RF_AL2210:
|
|
rf->init = zyd_al2210_init;
|
|
rf->switch_radio = zyd_al2210_switch_radio;
|
|
rf->set_channel = zyd_al2210_set_channel;
|
|
rf->width = 24; /* 24-bit RF values */
|
|
break;
|
|
case ZYD_RF_MAXIM_NEW:
|
|
case ZYD_RF_GCT:
|
|
rf->init = zyd_gct_init;
|
|
rf->switch_radio = zyd_gct_switch_radio;
|
|
rf->set_channel = zyd_gct_set_channel;
|
|
rf->width = 24; /* 24-bit RF values */
|
|
rf->update_pwr = 0;
|
|
break;
|
|
case ZYD_RF_MAXIM_NEW2:
|
|
rf->init = zyd_maxim2_init;
|
|
rf->switch_radio = zyd_maxim2_switch_radio;
|
|
rf->set_channel = zyd_maxim2_set_channel;
|
|
rf->width = 18; /* 18-bit RF values */
|
|
break;
|
|
default:
|
|
device_printf(sc->sc_dev,
|
|
"sorry, radio \"%s\" is not supported yet\n",
|
|
zyd_rf_name(type));
|
|
return (EINVAL);
|
|
}
|
|
return (0);
|
|
}
|
|
|
|
static const char *
|
|
zyd_rf_name(uint8_t type)
|
|
{
|
|
static const char * const zyd_rfs[] = {
|
|
"unknown", "unknown", "UW2451", "UCHIP", "AL2230",
|
|
"AL7230B", "THETA", "AL2210", "MAXIM_NEW", "GCT",
|
|
"AL2230S", "RALINK", "INTERSIL", "RFMD", "MAXIM_NEW2",
|
|
"PHILIPS"
|
|
};
|
|
|
|
return zyd_rfs[(type > 15) ? 0 : type];
|
|
}
|
|
|
|
static int
|
|
zyd_hw_init(struct zyd_softc *sc)
|
|
{
|
|
int error;
|
|
const struct zyd_phy_pair *phyp;
|
|
struct zyd_rf *rf = &sc->sc_rf;
|
|
uint16_t val;
|
|
|
|
/* specify that the plug and play is finished */
|
|
zyd_write32_m(sc, ZYD_MAC_AFTER_PNP, 1);
|
|
zyd_read16_m(sc, ZYD_FIRMWARE_BASE_ADDR, &sc->sc_fwbase);
|
|
DPRINTF(sc, ZYD_DEBUG_FW, "firmware base address=0x%04x\n",
|
|
sc->sc_fwbase);
|
|
|
|
/* retrieve firmware revision number */
|
|
zyd_read16_m(sc, sc->sc_fwbase + ZYD_FW_FIRMWARE_REV, &sc->sc_fwrev);
|
|
zyd_write32_m(sc, ZYD_CR_GPI_EN, 0);
|
|
zyd_write32_m(sc, ZYD_MAC_CONT_WIN_LIMIT, 0x7f043f);
|
|
/* set mandatory rates - XXX assumes 802.11b/g */
|
|
zyd_write32_m(sc, ZYD_MAC_MAN_RATE, 0x150f);
|
|
|
|
/* disable interrupts */
|
|
zyd_write32_m(sc, ZYD_CR_INTERRUPT, 0);
|
|
|
|
if ((error = zyd_read_pod(sc)) != 0) {
|
|
device_printf(sc->sc_dev, "could not read EEPROM\n");
|
|
goto fail;
|
|
}
|
|
|
|
/* PHY init (resetting) */
|
|
error = zyd_lock_phy(sc);
|
|
if (error != 0)
|
|
goto fail;
|
|
phyp = (sc->sc_macrev == ZYD_ZD1211B) ? zyd_def_phyB : zyd_def_phy;
|
|
for (; phyp->reg != 0; phyp++)
|
|
zyd_write16_m(sc, phyp->reg, phyp->val);
|
|
if (sc->sc_macrev == ZYD_ZD1211 && sc->sc_fix_cr157 != 0) {
|
|
zyd_read16_m(sc, ZYD_EEPROM_PHY_REG, &val);
|
|
zyd_write32_m(sc, ZYD_CR157, val >> 8);
|
|
}
|
|
error = zyd_unlock_phy(sc);
|
|
if (error != 0)
|
|
goto fail;
|
|
|
|
/* HMAC init */
|
|
zyd_write32_m(sc, ZYD_MAC_ACK_EXT, 0x00000020);
|
|
zyd_write32_m(sc, ZYD_CR_ADDA_MBIAS_WT, 0x30000808);
|
|
zyd_write32_m(sc, ZYD_MAC_SNIFFER, 0x00000000);
|
|
zyd_write32_m(sc, ZYD_MAC_RXFILTER, 0x00000000);
|
|
zyd_write32_m(sc, ZYD_MAC_GHTBL, 0x00000000);
|
|
zyd_write32_m(sc, ZYD_MAC_GHTBH, 0x80000000);
|
|
zyd_write32_m(sc, ZYD_MAC_MISC, 0x000000a4);
|
|
zyd_write32_m(sc, ZYD_CR_ADDA_PWR_DWN, 0x0000007f);
|
|
zyd_write32_m(sc, ZYD_MAC_BCNCFG, 0x00f00401);
|
|
zyd_write32_m(sc, ZYD_MAC_PHY_DELAY2, 0x00000000);
|
|
zyd_write32_m(sc, ZYD_MAC_ACK_EXT, 0x00000080);
|
|
zyd_write32_m(sc, ZYD_CR_ADDA_PWR_DWN, 0x00000000);
|
|
zyd_write32_m(sc, ZYD_MAC_SIFS_ACK_TIME, 0x00000100);
|
|
zyd_write32_m(sc, ZYD_CR_RX_PE_DELAY, 0x00000070);
|
|
zyd_write32_m(sc, ZYD_CR_PS_CTRL, 0x10000000);
|
|
zyd_write32_m(sc, ZYD_MAC_RTSCTSRATE, 0x02030203);
|
|
zyd_write32_m(sc, ZYD_MAC_AFTER_PNP, 1);
|
|
zyd_write32_m(sc, ZYD_MAC_BACKOFF_PROTECT, 0x00000114);
|
|
zyd_write32_m(sc, ZYD_MAC_DIFS_EIFS_SIFS, 0x0a47c032);
|
|
zyd_write32_m(sc, ZYD_MAC_CAM_MODE, 0x3);
|
|
|
|
if (sc->sc_macrev == ZYD_ZD1211) {
|
|
zyd_write32_m(sc, ZYD_MAC_RETRY, 0x00000002);
|
|
zyd_write32_m(sc, ZYD_MAC_RX_THRESHOLD, 0x000c0640);
|
|
} else {
|
|
zyd_write32_m(sc, ZYD_MACB_MAX_RETRY, 0x02020202);
|
|
zyd_write32_m(sc, ZYD_MACB_TXPWR_CTL4, 0x007f003f);
|
|
zyd_write32_m(sc, ZYD_MACB_TXPWR_CTL3, 0x007f003f);
|
|
zyd_write32_m(sc, ZYD_MACB_TXPWR_CTL2, 0x003f001f);
|
|
zyd_write32_m(sc, ZYD_MACB_TXPWR_CTL1, 0x001f000f);
|
|
zyd_write32_m(sc, ZYD_MACB_AIFS_CTL1, 0x00280028);
|
|
zyd_write32_m(sc, ZYD_MACB_AIFS_CTL2, 0x008C003C);
|
|
zyd_write32_m(sc, ZYD_MACB_TXOP, 0x01800824);
|
|
zyd_write32_m(sc, ZYD_MAC_RX_THRESHOLD, 0x000c0eff);
|
|
}
|
|
|
|
/* init beacon interval to 100ms */
|
|
if ((error = zyd_set_beacon_interval(sc, 100)) != 0)
|
|
goto fail;
|
|
|
|
if ((error = zyd_rf_attach(sc, sc->sc_rfrev)) != 0) {
|
|
device_printf(sc->sc_dev, "could not attach RF, rev 0x%x\n",
|
|
sc->sc_rfrev);
|
|
goto fail;
|
|
}
|
|
|
|
/* RF chip init */
|
|
error = zyd_lock_phy(sc);
|
|
if (error != 0)
|
|
goto fail;
|
|
error = (*rf->init)(rf);
|
|
if (error != 0) {
|
|
device_printf(sc->sc_dev,
|
|
"radio initialization failed, error %d\n", error);
|
|
goto fail;
|
|
}
|
|
error = zyd_unlock_phy(sc);
|
|
if (error != 0)
|
|
goto fail;
|
|
|
|
if ((error = zyd_read_eeprom(sc)) != 0) {
|
|
device_printf(sc->sc_dev, "could not read EEPROM\n");
|
|
goto fail;
|
|
}
|
|
|
|
fail: return (error);
|
|
}
|
|
|
|
static int
|
|
zyd_read_pod(struct zyd_softc *sc)
|
|
{
|
|
int error;
|
|
uint32_t tmp;
|
|
|
|
zyd_read32_m(sc, ZYD_EEPROM_POD, &tmp);
|
|
sc->sc_rfrev = tmp & 0x0f;
|
|
sc->sc_ledtype = (tmp >> 4) & 0x01;
|
|
sc->sc_al2230s = (tmp >> 7) & 0x01;
|
|
sc->sc_cckgain = (tmp >> 8) & 0x01;
|
|
sc->sc_fix_cr157 = (tmp >> 13) & 0x01;
|
|
sc->sc_parev = (tmp >> 16) & 0x0f;
|
|
sc->sc_bandedge6 = (tmp >> 21) & 0x01;
|
|
sc->sc_newphy = (tmp >> 31) & 0x01;
|
|
sc->sc_txled = ((tmp & (1 << 24)) && (tmp & (1 << 29))) ? 0 : 1;
|
|
fail:
|
|
return (error);
|
|
}
|
|
|
|
static int
|
|
zyd_read_eeprom(struct zyd_softc *sc)
|
|
{
|
|
uint16_t val;
|
|
int error, i;
|
|
|
|
/* read Tx power calibration tables */
|
|
for (i = 0; i < 7; i++) {
|
|
zyd_read16_m(sc, ZYD_EEPROM_PWR_CAL + i, &val);
|
|
sc->sc_pwrcal[i * 2] = val >> 8;
|
|
sc->sc_pwrcal[i * 2 + 1] = val & 0xff;
|
|
zyd_read16_m(sc, ZYD_EEPROM_PWR_INT + i, &val);
|
|
sc->sc_pwrint[i * 2] = val >> 8;
|
|
sc->sc_pwrint[i * 2 + 1] = val & 0xff;
|
|
zyd_read16_m(sc, ZYD_EEPROM_36M_CAL + i, &val);
|
|
sc->sc_ofdm36_cal[i * 2] = val >> 8;
|
|
sc->sc_ofdm36_cal[i * 2 + 1] = val & 0xff;
|
|
zyd_read16_m(sc, ZYD_EEPROM_48M_CAL + i, &val);
|
|
sc->sc_ofdm48_cal[i * 2] = val >> 8;
|
|
sc->sc_ofdm48_cal[i * 2 + 1] = val & 0xff;
|
|
zyd_read16_m(sc, ZYD_EEPROM_54M_CAL + i, &val);
|
|
sc->sc_ofdm54_cal[i * 2] = val >> 8;
|
|
sc->sc_ofdm54_cal[i * 2 + 1] = val & 0xff;
|
|
}
|
|
fail:
|
|
return (error);
|
|
}
|
|
|
|
static int
|
|
zyd_get_macaddr(struct zyd_softc *sc)
|
|
{
|
|
struct usb_device_request req;
|
|
usb_error_t error;
|
|
|
|
req.bmRequestType = UT_READ_VENDOR_DEVICE;
|
|
req.bRequest = ZYD_READFWDATAREQ;
|
|
USETW(req.wValue, ZYD_EEPROM_MAC_ADDR_P1);
|
|
USETW(req.wIndex, 0);
|
|
USETW(req.wLength, IEEE80211_ADDR_LEN);
|
|
|
|
error = zyd_do_request(sc, &req, sc->sc_ic.ic_macaddr);
|
|
if (error != 0) {
|
|
device_printf(sc->sc_dev, "could not read EEPROM: %s\n",
|
|
usbd_errstr(error));
|
|
}
|
|
|
|
return (error);
|
|
}
|
|
|
|
static int
|
|
zyd_set_macaddr(struct zyd_softc *sc, const uint8_t *addr)
|
|
{
|
|
int error;
|
|
uint32_t tmp;
|
|
|
|
tmp = addr[3] << 24 | addr[2] << 16 | addr[1] << 8 | addr[0];
|
|
zyd_write32_m(sc, ZYD_MAC_MACADRL, tmp);
|
|
tmp = addr[5] << 8 | addr[4];
|
|
zyd_write32_m(sc, ZYD_MAC_MACADRH, tmp);
|
|
fail:
|
|
return (error);
|
|
}
|
|
|
|
static int
|
|
zyd_set_bssid(struct zyd_softc *sc, const uint8_t *addr)
|
|
{
|
|
int error;
|
|
uint32_t tmp;
|
|
|
|
tmp = addr[3] << 24 | addr[2] << 16 | addr[1] << 8 | addr[0];
|
|
zyd_write32_m(sc, ZYD_MAC_BSSADRL, tmp);
|
|
tmp = addr[5] << 8 | addr[4];
|
|
zyd_write32_m(sc, ZYD_MAC_BSSADRH, tmp);
|
|
fail:
|
|
return (error);
|
|
}
|
|
|
|
static int
|
|
zyd_switch_radio(struct zyd_softc *sc, int on)
|
|
{
|
|
struct zyd_rf *rf = &sc->sc_rf;
|
|
int error;
|
|
|
|
error = zyd_lock_phy(sc);
|
|
if (error != 0)
|
|
goto fail;
|
|
error = (*rf->switch_radio)(rf, on);
|
|
if (error != 0)
|
|
goto fail;
|
|
error = zyd_unlock_phy(sc);
|
|
fail:
|
|
return (error);
|
|
}
|
|
|
|
static int
|
|
zyd_set_led(struct zyd_softc *sc, int which, int on)
|
|
{
|
|
int error;
|
|
uint32_t tmp;
|
|
|
|
zyd_read32_m(sc, ZYD_MAC_TX_PE_CONTROL, &tmp);
|
|
tmp &= ~which;
|
|
if (on)
|
|
tmp |= which;
|
|
zyd_write32_m(sc, ZYD_MAC_TX_PE_CONTROL, tmp);
|
|
fail:
|
|
return (error);
|
|
}
|
|
|
|
static u_int
|
|
zyd_hash_maddr(void *arg, struct sockaddr_dl *sdl, u_int cnt)
|
|
{
|
|
uint32_t *hash = arg;
|
|
uint8_t v;
|
|
|
|
v = ((uint8_t *)LLADDR(sdl))[5] >> 2;
|
|
if (v < 32)
|
|
hash[0] |= 1 << v;
|
|
else
|
|
hash[1] |= 1 << (v - 32);
|
|
|
|
return (1);
|
|
}
|
|
|
|
static void
|
|
zyd_set_multi(struct zyd_softc *sc)
|
|
{
|
|
struct ieee80211com *ic = &sc->sc_ic;
|
|
uint32_t hash[2];
|
|
int error;
|
|
|
|
if ((sc->sc_flags & ZYD_FLAG_RUNNING) == 0)
|
|
return;
|
|
|
|
hash[0] = 0x00000000;
|
|
hash[1] = 0x80000000;
|
|
|
|
if (ic->ic_opmode == IEEE80211_M_MONITOR || ic->ic_allmulti > 0 ||
|
|
ic->ic_promisc > 0) {
|
|
hash[0] = 0xffffffff;
|
|
hash[1] = 0xffffffff;
|
|
} else {
|
|
struct ieee80211vap *vap;
|
|
|
|
TAILQ_FOREACH(vap, &ic->ic_vaps, iv_next)
|
|
if_foreach_llmaddr(vap->iv_ifp, zyd_hash_maddr, &hash);
|
|
}
|
|
|
|
/* reprogram multicast global hash table */
|
|
zyd_write32_m(sc, ZYD_MAC_GHTBL, hash[0]);
|
|
zyd_write32_m(sc, ZYD_MAC_GHTBH, hash[1]);
|
|
fail:
|
|
if (error != 0)
|
|
device_printf(sc->sc_dev,
|
|
"could not set multicast hash table\n");
|
|
}
|
|
|
|
static void
|
|
zyd_update_mcast(struct ieee80211com *ic)
|
|
{
|
|
struct zyd_softc *sc = ic->ic_softc;
|
|
|
|
ZYD_LOCK(sc);
|
|
zyd_set_multi(sc);
|
|
ZYD_UNLOCK(sc);
|
|
}
|
|
|
|
static int
|
|
zyd_set_rxfilter(struct zyd_softc *sc)
|
|
{
|
|
struct ieee80211com *ic = &sc->sc_ic;
|
|
uint32_t rxfilter;
|
|
|
|
switch (ic->ic_opmode) {
|
|
case IEEE80211_M_STA:
|
|
rxfilter = ZYD_FILTER_BSS;
|
|
break;
|
|
case IEEE80211_M_IBSS:
|
|
case IEEE80211_M_HOSTAP:
|
|
rxfilter = ZYD_FILTER_HOSTAP;
|
|
break;
|
|
case IEEE80211_M_MONITOR:
|
|
rxfilter = ZYD_FILTER_MONITOR;
|
|
break;
|
|
default:
|
|
/* should not get there */
|
|
return (EINVAL);
|
|
}
|
|
return zyd_write32(sc, ZYD_MAC_RXFILTER, rxfilter);
|
|
}
|
|
|
|
static void
|
|
zyd_set_chan(struct zyd_softc *sc, struct ieee80211_channel *c)
|
|
{
|
|
int error;
|
|
struct ieee80211com *ic = &sc->sc_ic;
|
|
struct zyd_rf *rf = &sc->sc_rf;
|
|
uint32_t tmp;
|
|
int chan;
|
|
|
|
chan = ieee80211_chan2ieee(ic, c);
|
|
if (chan == 0 || chan == IEEE80211_CHAN_ANY) {
|
|
/* XXX should NEVER happen */
|
|
device_printf(sc->sc_dev,
|
|
"%s: invalid channel %x\n", __func__, chan);
|
|
return;
|
|
}
|
|
|
|
error = zyd_lock_phy(sc);
|
|
if (error != 0)
|
|
goto fail;
|
|
|
|
error = (*rf->set_channel)(rf, chan);
|
|
if (error != 0)
|
|
goto fail;
|
|
|
|
if (rf->update_pwr) {
|
|
/* update Tx power */
|
|
zyd_write16_m(sc, ZYD_CR31, sc->sc_pwrint[chan - 1]);
|
|
|
|
if (sc->sc_macrev == ZYD_ZD1211B) {
|
|
zyd_write16_m(sc, ZYD_CR67,
|
|
sc->sc_ofdm36_cal[chan - 1]);
|
|
zyd_write16_m(sc, ZYD_CR66,
|
|
sc->sc_ofdm48_cal[chan - 1]);
|
|
zyd_write16_m(sc, ZYD_CR65,
|
|
sc->sc_ofdm54_cal[chan - 1]);
|
|
zyd_write16_m(sc, ZYD_CR68, sc->sc_pwrcal[chan - 1]);
|
|
zyd_write16_m(sc, ZYD_CR69, 0x28);
|
|
zyd_write16_m(sc, ZYD_CR69, 0x2a);
|
|
}
|
|
}
|
|
if (sc->sc_cckgain) {
|
|
/* set CCK baseband gain from EEPROM */
|
|
if (zyd_read32(sc, ZYD_EEPROM_PHY_REG, &tmp) == 0)
|
|
zyd_write16_m(sc, ZYD_CR47, tmp & 0xff);
|
|
}
|
|
if (sc->sc_bandedge6 && rf->bandedge6 != NULL) {
|
|
error = (*rf->bandedge6)(rf, c);
|
|
if (error != 0)
|
|
goto fail;
|
|
}
|
|
zyd_write32_m(sc, ZYD_CR_CONFIG_PHILIPS, 0);
|
|
|
|
error = zyd_unlock_phy(sc);
|
|
if (error != 0)
|
|
goto fail;
|
|
|
|
sc->sc_rxtap.wr_chan_freq = sc->sc_txtap.wt_chan_freq =
|
|
htole16(c->ic_freq);
|
|
sc->sc_rxtap.wr_chan_flags = sc->sc_txtap.wt_chan_flags =
|
|
htole16(c->ic_flags);
|
|
fail:
|
|
return;
|
|
}
|
|
|
|
static int
|
|
zyd_set_beacon_interval(struct zyd_softc *sc, int bintval)
|
|
{
|
|
int error;
|
|
uint32_t val;
|
|
|
|
zyd_read32_m(sc, ZYD_CR_ATIM_WND_PERIOD, &val);
|
|
sc->sc_atim_wnd = val;
|
|
zyd_read32_m(sc, ZYD_CR_PRE_TBTT, &val);
|
|
sc->sc_pre_tbtt = val;
|
|
sc->sc_bcn_int = bintval;
|
|
|
|
if (sc->sc_bcn_int <= 5)
|
|
sc->sc_bcn_int = 5;
|
|
if (sc->sc_pre_tbtt < 4 || sc->sc_pre_tbtt >= sc->sc_bcn_int)
|
|
sc->sc_pre_tbtt = sc->sc_bcn_int - 1;
|
|
if (sc->sc_atim_wnd >= sc->sc_pre_tbtt)
|
|
sc->sc_atim_wnd = sc->sc_pre_tbtt - 1;
|
|
|
|
zyd_write32_m(sc, ZYD_CR_ATIM_WND_PERIOD, sc->sc_atim_wnd);
|
|
zyd_write32_m(sc, ZYD_CR_PRE_TBTT, sc->sc_pre_tbtt);
|
|
zyd_write32_m(sc, ZYD_CR_BCN_INTERVAL, sc->sc_bcn_int);
|
|
fail:
|
|
return (error);
|
|
}
|
|
|
|
static void
|
|
zyd_rx_data(struct usb_xfer *xfer, int offset, uint16_t len)
|
|
{
|
|
struct zyd_softc *sc = usbd_xfer_softc(xfer);
|
|
struct ieee80211com *ic = &sc->sc_ic;
|
|
struct zyd_plcphdr plcp;
|
|
struct zyd_rx_stat stat;
|
|
struct usb_page_cache *pc;
|
|
struct mbuf *m;
|
|
int rlen, rssi;
|
|
|
|
if (len < ZYD_MIN_FRAGSZ) {
|
|
DPRINTF(sc, ZYD_DEBUG_RECV, "%s: frame too short (length=%d)\n",
|
|
device_get_nameunit(sc->sc_dev), len);
|
|
counter_u64_add(ic->ic_ierrors, 1);
|
|
return;
|
|
}
|
|
pc = usbd_xfer_get_frame(xfer, 0);
|
|
usbd_copy_out(pc, offset, &plcp, sizeof(plcp));
|
|
usbd_copy_out(pc, offset + len - sizeof(stat), &stat, sizeof(stat));
|
|
|
|
if (stat.flags & ZYD_RX_ERROR) {
|
|
DPRINTF(sc, ZYD_DEBUG_RECV,
|
|
"%s: RX status indicated error (%x)\n",
|
|
device_get_nameunit(sc->sc_dev), stat.flags);
|
|
counter_u64_add(ic->ic_ierrors, 1);
|
|
return;
|
|
}
|
|
|
|
/* compute actual frame length */
|
|
rlen = len - sizeof(struct zyd_plcphdr) -
|
|
sizeof(struct zyd_rx_stat) - IEEE80211_CRC_LEN;
|
|
|
|
/* allocate a mbuf to store the frame */
|
|
if (rlen > (int)MCLBYTES) {
|
|
DPRINTF(sc, ZYD_DEBUG_RECV, "%s: frame too long (length=%d)\n",
|
|
device_get_nameunit(sc->sc_dev), rlen);
|
|
counter_u64_add(ic->ic_ierrors, 1);
|
|
return;
|
|
} else if (rlen > (int)MHLEN)
|
|
m = m_getcl(M_NOWAIT, MT_DATA, M_PKTHDR);
|
|
else
|
|
m = m_gethdr(M_NOWAIT, MT_DATA);
|
|
if (m == NULL) {
|
|
DPRINTF(sc, ZYD_DEBUG_RECV, "%s: could not allocate rx mbuf\n",
|
|
device_get_nameunit(sc->sc_dev));
|
|
counter_u64_add(ic->ic_ierrors, 1);
|
|
return;
|
|
}
|
|
m->m_pkthdr.len = m->m_len = rlen;
|
|
usbd_copy_out(pc, offset + sizeof(plcp), mtod(m, uint8_t *), rlen);
|
|
|
|
if (ieee80211_radiotap_active(ic)) {
|
|
struct zyd_rx_radiotap_header *tap = &sc->sc_rxtap;
|
|
|
|
tap->wr_flags = 0;
|
|
if (stat.flags & (ZYD_RX_BADCRC16 | ZYD_RX_BADCRC32))
|
|
tap->wr_flags |= IEEE80211_RADIOTAP_F_BADFCS;
|
|
/* XXX toss, no way to express errors */
|
|
if (stat.flags & ZYD_RX_DECRYPTERR)
|
|
tap->wr_flags |= IEEE80211_RADIOTAP_F_BADFCS;
|
|
tap->wr_rate = ieee80211_plcp2rate(plcp.signal,
|
|
(stat.flags & ZYD_RX_OFDM) ?
|
|
IEEE80211_T_OFDM : IEEE80211_T_CCK);
|
|
tap->wr_antsignal = stat.rssi + -95;
|
|
tap->wr_antnoise = -95; /* XXX */
|
|
}
|
|
rssi = (stat.rssi > 63) ? 127 : 2 * stat.rssi;
|
|
|
|
sc->sc_rx_data[sc->sc_rx_count].rssi = rssi;
|
|
sc->sc_rx_data[sc->sc_rx_count].m = m;
|
|
sc->sc_rx_count++;
|
|
}
|
|
|
|
static void
|
|
zyd_bulk_read_callback(struct usb_xfer *xfer, usb_error_t error)
|
|
{
|
|
struct zyd_softc *sc = usbd_xfer_softc(xfer);
|
|
struct ieee80211com *ic = &sc->sc_ic;
|
|
struct ieee80211_node *ni;
|
|
struct epoch_tracker et;
|
|
struct zyd_rx_desc desc;
|
|
struct mbuf *m;
|
|
struct usb_page_cache *pc;
|
|
uint32_t offset;
|
|
uint8_t rssi;
|
|
int8_t nf;
|
|
int i;
|
|
int actlen;
|
|
|
|
usbd_xfer_status(xfer, &actlen, NULL, NULL, NULL);
|
|
|
|
sc->sc_rx_count = 0;
|
|
switch (USB_GET_STATE(xfer)) {
|
|
case USB_ST_TRANSFERRED:
|
|
pc = usbd_xfer_get_frame(xfer, 0);
|
|
usbd_copy_out(pc, actlen - sizeof(desc), &desc, sizeof(desc));
|
|
|
|
offset = 0;
|
|
if (UGETW(desc.tag) == ZYD_TAG_MULTIFRAME) {
|
|
DPRINTF(sc, ZYD_DEBUG_RECV,
|
|
"%s: received multi-frame transfer\n", __func__);
|
|
|
|
for (i = 0; i < ZYD_MAX_RXFRAMECNT; i++) {
|
|
uint16_t len16 = UGETW(desc.len[i]);
|
|
|
|
if (len16 == 0 || len16 > actlen)
|
|
break;
|
|
|
|
zyd_rx_data(xfer, offset, len16);
|
|
|
|
/* next frame is aligned on a 32-bit boundary */
|
|
len16 = (len16 + 3) & ~3;
|
|
offset += len16;
|
|
if (len16 > actlen)
|
|
break;
|
|
actlen -= len16;
|
|
}
|
|
} else {
|
|
DPRINTF(sc, ZYD_DEBUG_RECV,
|
|
"%s: received single-frame transfer\n", __func__);
|
|
|
|
zyd_rx_data(xfer, 0, actlen);
|
|
}
|
|
/* FALLTHROUGH */
|
|
case USB_ST_SETUP:
|
|
tr_setup:
|
|
usbd_xfer_set_frame_len(xfer, 0, usbd_xfer_max_len(xfer));
|
|
usbd_transfer_submit(xfer);
|
|
|
|
/*
|
|
* At the end of a USB callback it is always safe to unlock
|
|
* the private mutex of a device! That is why we do the
|
|
* "ieee80211_input" here, and not some lines up!
|
|
*/
|
|
ZYD_UNLOCK(sc);
|
|
NET_EPOCH_ENTER(et);
|
|
for (i = 0; i < sc->sc_rx_count; i++) {
|
|
rssi = sc->sc_rx_data[i].rssi;
|
|
m = sc->sc_rx_data[i].m;
|
|
sc->sc_rx_data[i].m = NULL;
|
|
|
|
nf = -95; /* XXX */
|
|
|
|
ni = ieee80211_find_rxnode(ic,
|
|
mtod(m, struct ieee80211_frame_min *));
|
|
if (ni != NULL) {
|
|
(void)ieee80211_input(ni, m, rssi, nf);
|
|
ieee80211_free_node(ni);
|
|
} else
|
|
(void)ieee80211_input_all(ic, m, rssi, nf);
|
|
}
|
|
NET_EPOCH_EXIT(et);
|
|
ZYD_LOCK(sc);
|
|
zyd_start(sc);
|
|
break;
|
|
|
|
default: /* Error */
|
|
DPRINTF(sc, ZYD_DEBUG_ANY, "frame error: %s\n", usbd_errstr(error));
|
|
|
|
if (error != USB_ERR_CANCELLED) {
|
|
/* try to clear stall first */
|
|
usbd_xfer_set_stall(xfer);
|
|
goto tr_setup;
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
|
|
static uint8_t
|
|
zyd_plcp_signal(struct zyd_softc *sc, int rate)
|
|
{
|
|
switch (rate) {
|
|
/* OFDM rates (cf IEEE Std 802.11a-1999, pp. 14 Table 80) */
|
|
case 12:
|
|
return (0xb);
|
|
case 18:
|
|
return (0xf);
|
|
case 24:
|
|
return (0xa);
|
|
case 36:
|
|
return (0xe);
|
|
case 48:
|
|
return (0x9);
|
|
case 72:
|
|
return (0xd);
|
|
case 96:
|
|
return (0x8);
|
|
case 108:
|
|
return (0xc);
|
|
/* CCK rates (NB: not IEEE std, device-specific) */
|
|
case 2:
|
|
return (0x0);
|
|
case 4:
|
|
return (0x1);
|
|
case 11:
|
|
return (0x2);
|
|
case 22:
|
|
return (0x3);
|
|
}
|
|
|
|
device_printf(sc->sc_dev, "unsupported rate %d\n", rate);
|
|
return (0x0);
|
|
}
|
|
|
|
static void
|
|
zyd_bulk_write_callback(struct usb_xfer *xfer, usb_error_t error)
|
|
{
|
|
struct zyd_softc *sc = usbd_xfer_softc(xfer);
|
|
struct ieee80211vap *vap;
|
|
struct zyd_tx_data *data;
|
|
struct mbuf *m;
|
|
struct usb_page_cache *pc;
|
|
int actlen;
|
|
|
|
usbd_xfer_status(xfer, &actlen, NULL, NULL, NULL);
|
|
|
|
switch (USB_GET_STATE(xfer)) {
|
|
case USB_ST_TRANSFERRED:
|
|
DPRINTF(sc, ZYD_DEBUG_ANY, "transfer complete, %u bytes\n",
|
|
actlen);
|
|
|
|
/* free resources */
|
|
data = usbd_xfer_get_priv(xfer);
|
|
zyd_tx_free(data, 0);
|
|
usbd_xfer_set_priv(xfer, NULL);
|
|
|
|
/* FALLTHROUGH */
|
|
case USB_ST_SETUP:
|
|
tr_setup:
|
|
data = STAILQ_FIRST(&sc->tx_q);
|
|
if (data) {
|
|
STAILQ_REMOVE_HEAD(&sc->tx_q, next);
|
|
m = data->m;
|
|
|
|
if (m->m_pkthdr.len > (int)ZYD_MAX_TXBUFSZ) {
|
|
DPRINTF(sc, ZYD_DEBUG_ANY, "data overflow, %u bytes\n",
|
|
m->m_pkthdr.len);
|
|
m->m_pkthdr.len = ZYD_MAX_TXBUFSZ;
|
|
}
|
|
pc = usbd_xfer_get_frame(xfer, 0);
|
|
usbd_copy_in(pc, 0, &data->desc, ZYD_TX_DESC_SIZE);
|
|
usbd_m_copy_in(pc, ZYD_TX_DESC_SIZE, m, 0,
|
|
m->m_pkthdr.len);
|
|
|
|
vap = data->ni->ni_vap;
|
|
if (ieee80211_radiotap_active_vap(vap)) {
|
|
struct zyd_tx_radiotap_header *tap = &sc->sc_txtap;
|
|
|
|
tap->wt_flags = 0;
|
|
tap->wt_rate = data->rate;
|
|
|
|
ieee80211_radiotap_tx(vap, m);
|
|
}
|
|
|
|
usbd_xfer_set_frame_len(xfer, 0, ZYD_TX_DESC_SIZE + m->m_pkthdr.len);
|
|
usbd_xfer_set_priv(xfer, data);
|
|
usbd_transfer_submit(xfer);
|
|
}
|
|
zyd_start(sc);
|
|
break;
|
|
|
|
default: /* Error */
|
|
DPRINTF(sc, ZYD_DEBUG_ANY, "transfer error, %s\n",
|
|
usbd_errstr(error));
|
|
|
|
counter_u64_add(sc->sc_ic.ic_oerrors, 1);
|
|
data = usbd_xfer_get_priv(xfer);
|
|
usbd_xfer_set_priv(xfer, NULL);
|
|
if (data != NULL)
|
|
zyd_tx_free(data, error);
|
|
|
|
if (error != USB_ERR_CANCELLED) {
|
|
if (error == USB_ERR_TIMEOUT)
|
|
device_printf(sc->sc_dev, "device timeout\n");
|
|
|
|
/*
|
|
* Try to clear stall first, also if other
|
|
* errors occur, hence clearing stall
|
|
* introduces a 50 ms delay:
|
|
*/
|
|
usbd_xfer_set_stall(xfer);
|
|
goto tr_setup;
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
|
|
static int
|
|
zyd_tx_start(struct zyd_softc *sc, struct mbuf *m0, struct ieee80211_node *ni)
|
|
{
|
|
struct ieee80211vap *vap = ni->ni_vap;
|
|
struct ieee80211com *ic = ni->ni_ic;
|
|
struct zyd_tx_desc *desc;
|
|
struct zyd_tx_data *data;
|
|
struct ieee80211_frame *wh;
|
|
const struct ieee80211_txparam *tp = ni->ni_txparms;
|
|
struct ieee80211_key *k;
|
|
int rate, totlen, type, ismcast;
|
|
static const uint8_t ratediv[] = ZYD_TX_RATEDIV;
|
|
uint8_t phy;
|
|
uint16_t pktlen;
|
|
uint32_t bits;
|
|
|
|
wh = mtod(m0, struct ieee80211_frame *);
|
|
data = STAILQ_FIRST(&sc->tx_free);
|
|
STAILQ_REMOVE_HEAD(&sc->tx_free, next);
|
|
sc->tx_nfree--;
|
|
|
|
ismcast = IEEE80211_IS_MULTICAST(wh->i_addr1);
|
|
type = wh->i_fc[0] & IEEE80211_FC0_TYPE_MASK;
|
|
|
|
if (type == IEEE80211_FC0_TYPE_MGT ||
|
|
type == IEEE80211_FC0_TYPE_CTL ||
|
|
(m0->m_flags & M_EAPOL) != 0) {
|
|
rate = tp->mgmtrate;
|
|
} else {
|
|
/* for data frames */
|
|
if (ismcast)
|
|
rate = tp->mcastrate;
|
|
else if (tp->ucastrate != IEEE80211_FIXED_RATE_NONE)
|
|
rate = tp->ucastrate;
|
|
else {
|
|
(void) ieee80211_ratectl_rate(ni, NULL, 0);
|
|
rate = ni->ni_txrate;
|
|
}
|
|
}
|
|
|
|
if (wh->i_fc[1] & IEEE80211_FC1_PROTECTED) {
|
|
k = ieee80211_crypto_encap(ni, m0);
|
|
if (k == NULL) {
|
|
return (ENOBUFS);
|
|
}
|
|
/* packet header may have moved, reset our local pointer */
|
|
wh = mtod(m0, struct ieee80211_frame *);
|
|
}
|
|
|
|
data->ni = ni;
|
|
data->m = m0;
|
|
data->rate = rate;
|
|
|
|
/* fill Tx descriptor */
|
|
desc = &data->desc;
|
|
phy = zyd_plcp_signal(sc, rate);
|
|
desc->phy = phy;
|
|
if (ZYD_RATE_IS_OFDM(rate)) {
|
|
desc->phy |= ZYD_TX_PHY_OFDM;
|
|
if (IEEE80211_IS_CHAN_5GHZ(ic->ic_curchan))
|
|
desc->phy |= ZYD_TX_PHY_5GHZ;
|
|
} else if (rate != 2 && (ic->ic_flags & IEEE80211_F_SHPREAMBLE))
|
|
desc->phy |= ZYD_TX_PHY_SHPREAMBLE;
|
|
|
|
totlen = m0->m_pkthdr.len + IEEE80211_CRC_LEN;
|
|
desc->len = htole16(totlen);
|
|
|
|
desc->flags = ZYD_TX_FLAG_BACKOFF;
|
|
if (!ismcast) {
|
|
/* multicast frames are not sent at OFDM rates in 802.11b/g */
|
|
if (totlen > vap->iv_rtsthreshold) {
|
|
desc->flags |= ZYD_TX_FLAG_RTS;
|
|
} else if (ZYD_RATE_IS_OFDM(rate) &&
|
|
(ic->ic_flags & IEEE80211_F_USEPROT)) {
|
|
if (ic->ic_protmode == IEEE80211_PROT_CTSONLY)
|
|
desc->flags |= ZYD_TX_FLAG_CTS_TO_SELF;
|
|
else if (ic->ic_protmode == IEEE80211_PROT_RTSCTS)
|
|
desc->flags |= ZYD_TX_FLAG_RTS;
|
|
}
|
|
} else
|
|
desc->flags |= ZYD_TX_FLAG_MULTICAST;
|
|
if ((wh->i_fc[0] &
|
|
(IEEE80211_FC0_TYPE_MASK | IEEE80211_FC0_SUBTYPE_MASK)) ==
|
|
(IEEE80211_FC0_TYPE_CTL | IEEE80211_FC0_SUBTYPE_PS_POLL))
|
|
desc->flags |= ZYD_TX_FLAG_TYPE(ZYD_TX_TYPE_PS_POLL);
|
|
|
|
/* actual transmit length (XXX why +10?) */
|
|
pktlen = ZYD_TX_DESC_SIZE + 10;
|
|
if (sc->sc_macrev == ZYD_ZD1211)
|
|
pktlen += totlen;
|
|
desc->pktlen = htole16(pktlen);
|
|
|
|
bits = (rate == 11) ? (totlen * 16) + 10 :
|
|
((rate == 22) ? (totlen * 8) + 10 : (totlen * 8));
|
|
desc->plcp_length = htole16(bits / ratediv[phy]);
|
|
desc->plcp_service = 0;
|
|
if (rate == 22 && (bits % 11) > 0 && (bits % 11) <= 3)
|
|
desc->plcp_service |= ZYD_PLCP_LENGEXT;
|
|
desc->nextlen = 0;
|
|
|
|
if (ieee80211_radiotap_active_vap(vap)) {
|
|
struct zyd_tx_radiotap_header *tap = &sc->sc_txtap;
|
|
|
|
tap->wt_flags = 0;
|
|
tap->wt_rate = rate;
|
|
|
|
ieee80211_radiotap_tx(vap, m0);
|
|
}
|
|
|
|
DPRINTF(sc, ZYD_DEBUG_XMIT,
|
|
"%s: sending data frame len=%zu rate=%u\n",
|
|
device_get_nameunit(sc->sc_dev), (size_t)m0->m_pkthdr.len,
|
|
rate);
|
|
|
|
STAILQ_INSERT_TAIL(&sc->tx_q, data, next);
|
|
usbd_transfer_start(sc->sc_xfer[ZYD_BULK_WR]);
|
|
|
|
return (0);
|
|
}
|
|
|
|
static int
|
|
zyd_transmit(struct ieee80211com *ic, struct mbuf *m)
|
|
{
|
|
struct zyd_softc *sc = ic->ic_softc;
|
|
int error;
|
|
|
|
ZYD_LOCK(sc);
|
|
if ((sc->sc_flags & ZYD_FLAG_RUNNING) == 0) {
|
|
ZYD_UNLOCK(sc);
|
|
return (ENXIO);
|
|
}
|
|
error = mbufq_enqueue(&sc->sc_snd, m);
|
|
if (error) {
|
|
ZYD_UNLOCK(sc);
|
|
return (error);
|
|
}
|
|
zyd_start(sc);
|
|
ZYD_UNLOCK(sc);
|
|
|
|
return (0);
|
|
}
|
|
|
|
static void
|
|
zyd_start(struct zyd_softc *sc)
|
|
{
|
|
struct ieee80211_node *ni;
|
|
struct mbuf *m;
|
|
|
|
ZYD_LOCK_ASSERT(sc, MA_OWNED);
|
|
|
|
while (sc->tx_nfree > 0 && (m = mbufq_dequeue(&sc->sc_snd)) != NULL) {
|
|
ni = (struct ieee80211_node *)m->m_pkthdr.rcvif;
|
|
if (zyd_tx_start(sc, m, ni) != 0) {
|
|
m_freem(m);
|
|
if_inc_counter(ni->ni_vap->iv_ifp,
|
|
IFCOUNTER_OERRORS, 1);
|
|
ieee80211_free_node(ni);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
static int
|
|
zyd_raw_xmit(struct ieee80211_node *ni, struct mbuf *m,
|
|
const struct ieee80211_bpf_params *params)
|
|
{
|
|
struct ieee80211com *ic = ni->ni_ic;
|
|
struct zyd_softc *sc = ic->ic_softc;
|
|
|
|
ZYD_LOCK(sc);
|
|
/* prevent management frames from being sent if we're not ready */
|
|
if (!(sc->sc_flags & ZYD_FLAG_RUNNING)) {
|
|
ZYD_UNLOCK(sc);
|
|
m_freem(m);
|
|
return (ENETDOWN);
|
|
}
|
|
if (sc->tx_nfree == 0) {
|
|
ZYD_UNLOCK(sc);
|
|
m_freem(m);
|
|
return (ENOBUFS); /* XXX */
|
|
}
|
|
|
|
/*
|
|
* Legacy path; interpret frame contents to decide
|
|
* precisely how to send the frame.
|
|
* XXX raw path
|
|
*/
|
|
if (zyd_tx_start(sc, m, ni) != 0) {
|
|
ZYD_UNLOCK(sc);
|
|
m_freem(m);
|
|
return (EIO);
|
|
}
|
|
ZYD_UNLOCK(sc);
|
|
return (0);
|
|
}
|
|
|
|
static void
|
|
zyd_parent(struct ieee80211com *ic)
|
|
{
|
|
struct zyd_softc *sc = ic->ic_softc;
|
|
int startall = 0;
|
|
|
|
ZYD_LOCK(sc);
|
|
if (sc->sc_flags & ZYD_FLAG_DETACHED) {
|
|
ZYD_UNLOCK(sc);
|
|
return;
|
|
}
|
|
if (ic->ic_nrunning > 0) {
|
|
if ((sc->sc_flags & ZYD_FLAG_RUNNING) == 0) {
|
|
zyd_init_locked(sc);
|
|
startall = 1;
|
|
} else
|
|
zyd_set_multi(sc);
|
|
} else if (sc->sc_flags & ZYD_FLAG_RUNNING)
|
|
zyd_stop(sc);
|
|
ZYD_UNLOCK(sc);
|
|
if (startall)
|
|
ieee80211_start_all(ic);
|
|
}
|
|
|
|
static void
|
|
zyd_init_locked(struct zyd_softc *sc)
|
|
{
|
|
struct ieee80211com *ic = &sc->sc_ic;
|
|
struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps);
|
|
struct usb_config_descriptor *cd;
|
|
int error;
|
|
uint32_t val;
|
|
|
|
ZYD_LOCK_ASSERT(sc, MA_OWNED);
|
|
|
|
if (!(sc->sc_flags & ZYD_FLAG_INITONCE)) {
|
|
error = zyd_loadfirmware(sc);
|
|
if (error != 0) {
|
|
device_printf(sc->sc_dev,
|
|
"could not load firmware (error=%d)\n", error);
|
|
goto fail;
|
|
}
|
|
|
|
/* reset device */
|
|
cd = usbd_get_config_descriptor(sc->sc_udev);
|
|
error = usbd_req_set_config(sc->sc_udev, &sc->sc_mtx,
|
|
cd->bConfigurationValue);
|
|
if (error)
|
|
device_printf(sc->sc_dev, "reset failed, continuing\n");
|
|
|
|
error = zyd_hw_init(sc);
|
|
if (error) {
|
|
device_printf(sc->sc_dev,
|
|
"hardware initialization failed\n");
|
|
goto fail;
|
|
}
|
|
|
|
device_printf(sc->sc_dev,
|
|
"HMAC ZD1211%s, FW %02x.%02x, RF %s S%x, PA%x LED %x "
|
|
"BE%x NP%x Gain%x F%x\n",
|
|
(sc->sc_macrev == ZYD_ZD1211) ? "": "B",
|
|
sc->sc_fwrev >> 8, sc->sc_fwrev & 0xff,
|
|
zyd_rf_name(sc->sc_rfrev), sc->sc_al2230s, sc->sc_parev,
|
|
sc->sc_ledtype, sc->sc_bandedge6, sc->sc_newphy,
|
|
sc->sc_cckgain, sc->sc_fix_cr157);
|
|
|
|
/* read regulatory domain (currently unused) */
|
|
zyd_read32_m(sc, ZYD_EEPROM_SUBID, &val);
|
|
sc->sc_regdomain = val >> 16;
|
|
DPRINTF(sc, ZYD_DEBUG_INIT, "regulatory domain %x\n",
|
|
sc->sc_regdomain);
|
|
|
|
/* we'll do software WEP decryption for now */
|
|
DPRINTF(sc, ZYD_DEBUG_INIT, "%s: setting encryption type\n",
|
|
__func__);
|
|
zyd_write32_m(sc, ZYD_MAC_ENCRYPTION_TYPE, ZYD_ENC_SNIFFER);
|
|
|
|
sc->sc_flags |= ZYD_FLAG_INITONCE;
|
|
}
|
|
|
|
if (sc->sc_flags & ZYD_FLAG_RUNNING)
|
|
zyd_stop(sc);
|
|
|
|
DPRINTF(sc, ZYD_DEBUG_INIT, "setting MAC address to %6D\n",
|
|
vap ? vap->iv_myaddr : ic->ic_macaddr, ":");
|
|
error = zyd_set_macaddr(sc, vap ? vap->iv_myaddr : ic->ic_macaddr);
|
|
if (error != 0)
|
|
return;
|
|
|
|
/* set basic rates */
|
|
if (ic->ic_curmode == IEEE80211_MODE_11B)
|
|
zyd_write32_m(sc, ZYD_MAC_BAS_RATE, 0x0003);
|
|
else if (ic->ic_curmode == IEEE80211_MODE_11A)
|
|
zyd_write32_m(sc, ZYD_MAC_BAS_RATE, 0x1500);
|
|
else /* assumes 802.11b/g */
|
|
zyd_write32_m(sc, ZYD_MAC_BAS_RATE, 0xff0f);
|
|
|
|
/* promiscuous mode */
|
|
zyd_write32_m(sc, ZYD_MAC_SNIFFER, 0);
|
|
/* multicast setup */
|
|
zyd_set_multi(sc);
|
|
/* set RX filter */
|
|
error = zyd_set_rxfilter(sc);
|
|
if (error != 0)
|
|
goto fail;
|
|
|
|
/* switch radio transmitter ON */
|
|
error = zyd_switch_radio(sc, 1);
|
|
if (error != 0)
|
|
goto fail;
|
|
/* set default BSS channel */
|
|
zyd_set_chan(sc, ic->ic_curchan);
|
|
|
|
/*
|
|
* Allocate Tx and Rx xfer queues.
|
|
*/
|
|
zyd_setup_tx_list(sc);
|
|
|
|
/* enable interrupts */
|
|
zyd_write32_m(sc, ZYD_CR_INTERRUPT, ZYD_HWINT_MASK);
|
|
|
|
sc->sc_flags |= ZYD_FLAG_RUNNING;
|
|
usbd_xfer_set_stall(sc->sc_xfer[ZYD_BULK_WR]);
|
|
usbd_transfer_start(sc->sc_xfer[ZYD_BULK_RD]);
|
|
usbd_transfer_start(sc->sc_xfer[ZYD_INTR_RD]);
|
|
|
|
return;
|
|
|
|
fail: zyd_stop(sc);
|
|
return;
|
|
}
|
|
|
|
static void
|
|
zyd_stop(struct zyd_softc *sc)
|
|
{
|
|
int error;
|
|
|
|
ZYD_LOCK_ASSERT(sc, MA_OWNED);
|
|
|
|
sc->sc_flags &= ~ZYD_FLAG_RUNNING;
|
|
zyd_drain_mbufq(sc);
|
|
|
|
/*
|
|
* Drain all the transfers, if not already drained:
|
|
*/
|
|
ZYD_UNLOCK(sc);
|
|
usbd_transfer_drain(sc->sc_xfer[ZYD_BULK_WR]);
|
|
usbd_transfer_drain(sc->sc_xfer[ZYD_BULK_RD]);
|
|
ZYD_LOCK(sc);
|
|
|
|
zyd_unsetup_tx_list(sc);
|
|
|
|
/* Stop now if the device was never set up */
|
|
if (!(sc->sc_flags & ZYD_FLAG_INITONCE))
|
|
return;
|
|
|
|
/* switch radio transmitter OFF */
|
|
error = zyd_switch_radio(sc, 0);
|
|
if (error != 0)
|
|
goto fail;
|
|
/* disable Rx */
|
|
zyd_write32_m(sc, ZYD_MAC_RXFILTER, 0);
|
|
/* disable interrupts */
|
|
zyd_write32_m(sc, ZYD_CR_INTERRUPT, 0);
|
|
|
|
fail:
|
|
return;
|
|
}
|
|
|
|
static int
|
|
zyd_loadfirmware(struct zyd_softc *sc)
|
|
{
|
|
struct usb_device_request req;
|
|
size_t size;
|
|
u_char *fw;
|
|
uint8_t stat;
|
|
uint16_t addr;
|
|
|
|
if (sc->sc_flags & ZYD_FLAG_FWLOADED)
|
|
return (0);
|
|
|
|
if (sc->sc_macrev == ZYD_ZD1211) {
|
|
fw = (u_char *)zd1211_firmware;
|
|
size = sizeof(zd1211_firmware);
|
|
} else {
|
|
fw = (u_char *)zd1211b_firmware;
|
|
size = sizeof(zd1211b_firmware);
|
|
}
|
|
|
|
req.bmRequestType = UT_WRITE_VENDOR_DEVICE;
|
|
req.bRequest = ZYD_DOWNLOADREQ;
|
|
USETW(req.wIndex, 0);
|
|
|
|
addr = ZYD_FIRMWARE_START_ADDR;
|
|
while (size > 0) {
|
|
/*
|
|
* When the transfer size is 4096 bytes, it is not
|
|
* likely to be able to transfer it.
|
|
* The cause is port or machine or chip?
|
|
*/
|
|
const int mlen = min(size, 64);
|
|
|
|
DPRINTF(sc, ZYD_DEBUG_FW,
|
|
"loading firmware block: len=%d, addr=0x%x\n", mlen, addr);
|
|
|
|
USETW(req.wValue, addr);
|
|
USETW(req.wLength, mlen);
|
|
if (zyd_do_request(sc, &req, fw) != 0)
|
|
return (EIO);
|
|
|
|
addr += mlen / 2;
|
|
fw += mlen;
|
|
size -= mlen;
|
|
}
|
|
|
|
/* check whether the upload succeeded */
|
|
req.bmRequestType = UT_READ_VENDOR_DEVICE;
|
|
req.bRequest = ZYD_DOWNLOADSTS;
|
|
USETW(req.wValue, 0);
|
|
USETW(req.wIndex, 0);
|
|
USETW(req.wLength, sizeof(stat));
|
|
if (zyd_do_request(sc, &req, &stat) != 0)
|
|
return (EIO);
|
|
|
|
sc->sc_flags |= ZYD_FLAG_FWLOADED;
|
|
|
|
return (stat & 0x80) ? (EIO) : (0);
|
|
}
|
|
|
|
static void
|
|
zyd_scan_start(struct ieee80211com *ic)
|
|
{
|
|
struct zyd_softc *sc = ic->ic_softc;
|
|
|
|
ZYD_LOCK(sc);
|
|
/* want broadcast address while scanning */
|
|
zyd_set_bssid(sc, ieee80211broadcastaddr);
|
|
ZYD_UNLOCK(sc);
|
|
}
|
|
|
|
static void
|
|
zyd_scan_end(struct ieee80211com *ic)
|
|
{
|
|
struct zyd_softc *sc = ic->ic_softc;
|
|
|
|
ZYD_LOCK(sc);
|
|
/* restore previous bssid */
|
|
zyd_set_bssid(sc, sc->sc_bssid);
|
|
ZYD_UNLOCK(sc);
|
|
}
|
|
|
|
static void
|
|
zyd_getradiocaps(struct ieee80211com *ic,
|
|
int maxchans, int *nchans, struct ieee80211_channel chans[])
|
|
{
|
|
uint8_t bands[IEEE80211_MODE_BYTES];
|
|
|
|
memset(bands, 0, sizeof(bands));
|
|
setbit(bands, IEEE80211_MODE_11B);
|
|
setbit(bands, IEEE80211_MODE_11G);
|
|
ieee80211_add_channels_default_2ghz(chans, maxchans, nchans, bands, 0);
|
|
}
|
|
|
|
static void
|
|
zyd_set_channel(struct ieee80211com *ic)
|
|
{
|
|
struct zyd_softc *sc = ic->ic_softc;
|
|
|
|
ZYD_LOCK(sc);
|
|
zyd_set_chan(sc, ic->ic_curchan);
|
|
ZYD_UNLOCK(sc);
|
|
}
|
|
|
|
static device_method_t zyd_methods[] = {
|
|
/* Device interface */
|
|
DEVMETHOD(device_probe, zyd_match),
|
|
DEVMETHOD(device_attach, zyd_attach),
|
|
DEVMETHOD(device_detach, zyd_detach),
|
|
DEVMETHOD_END
|
|
};
|
|
|
|
static driver_t zyd_driver = {
|
|
.name = "zyd",
|
|
.methods = zyd_methods,
|
|
.size = sizeof(struct zyd_softc)
|
|
};
|
|
|
|
static devclass_t zyd_devclass;
|
|
|
|
DRIVER_MODULE(zyd, uhub, zyd_driver, zyd_devclass, NULL, 0);
|
|
MODULE_DEPEND(zyd, usb, 1, 1, 1);
|
|
MODULE_DEPEND(zyd, wlan, 1, 1, 1);
|
|
MODULE_VERSION(zyd, 1);
|
|
USB_PNP_HOST_INFO(zyd_devs);
|