Added:
head/sys/dev/usb/wlan/if_upgt.c (contents, props changed)
head/sys/dev/usb/wlan/if_upgtvar.h (contents, props changed)
head/sys/modules/usb/upgt/
head/sys/modules/usb/upgt/Makefile (contents, props changed)
Added: head/sys/dev/usb/wlan/if_upgt.c
==============================================================================
--- /dev/null 00:00:00 1970 (empty, because file is newly added)
+++ head/sys/dev/usb/wlan/if_upgt.c Mon May 11 02:39:49 2009
(r191983)
@@ -0,0 +1,2404 @@
+/* $OpenBSD: if_upgt.c,v 1.35 2008/04/16 18:32:15 damien Exp $ */
+/* $FreeBSD$ */
+
+/*
+ * Copyright (c) 2007 Marcus Glocker <mgloc...@openbsd.org>
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#include <sys/param.h>
+#include <sys/systm.h>
+#include <sys/kernel.h>
+#include <sys/endian.h>
+#include <sys/firmware.h>
+#include <sys/linker.h>
+#include <sys/mbuf.h>
+#include <sys/malloc.h>
+#include <sys/module.h>
+#include <sys/socket.h>
+#include <sys/sockio.h>
+#include <sys/sysctl.h>
+
+#include <net/if.h>
+#include <net/if_arp.h>
+#include <net/ethernet.h>
+#include <net/if_dl.h>
+#include <net/if_media.h>
+#include <net/if_types.h>
+
+#include <sys/bus.h>
+#include <machine/bus.h>
+
+#include <net80211/ieee80211_var.h>
+#include <net80211/ieee80211_phy.h>
+#include <net80211/ieee80211_radiotap.h>
+#include <net80211/ieee80211_regdomain.h>
+
+#include <net/bpf.h>
+
+#include <dev/usb/usb.h>
+#include <dev/usb/usb_core.h>
+#include <dev/usb/usb_busdma.h>
+#include <dev/usb/usb_debug.h>
+#include <dev/usb/usb_error.h>
+#include <dev/usb/usb_lookup.h>
+#include <dev/usb/usb_util.h>
+#include "usbdevs.h"
+
+#include <dev/usb/wlan/if_upgtvar.h>
+
+/*
+ * Driver for the USB PrismGT devices.
+ *
+ * For now just USB 2.0 devices with the GW3887 chipset are supported.
+ * The driver has been written based on the firmware version 2.13.1.0_LM87.
+ *
+ * TODO's:
+ * - MONITOR mode test.
+ * - Add HOSTAP mode.
+ * - Add IBSS mode.
+ * - Support the USB 1.0 devices (NET2280, ISL3880, ISL3886 chipsets).
+ *
+ * Parts of this driver has been influenced by reading the p54u driver
+ * written by Jean-Baptiste Note <jean-baptiste.n...@m4x.org> and
+ * Sebastien Bourdeauducq <leker...@prism54.org>.
+ */
+
+SYSCTL_NODE(_hw, OID_AUTO, upgt, CTLFLAG_RD, 0,
+ "USB PrismGT GW3887 driver parameters");
+
+#ifdef UPGT_DEBUG
+int upgt_debug = 0;
+SYSCTL_INT(_hw_upgt, OID_AUTO, debug, CTLFLAG_RW, &upgt_debug,
+ 0, "control debugging printfs");
+TUNABLE_INT("hw.upgt.debug", &upgt_debug);
+enum {
+ UPGT_DEBUG_XMIT = 0x00000001, /* basic xmit operation */
+ UPGT_DEBUG_RECV = 0x00000002, /* basic recv operation */
+ UPGT_DEBUG_RESET = 0x00000004, /* reset processing */
+ UPGT_DEBUG_INTR = 0x00000008, /* INTR */
+ UPGT_DEBUG_TX_PROC = 0x00000010, /* tx ISR proc */
+ UPGT_DEBUG_RX_PROC = 0x00000020, /* rx ISR proc */
+ UPGT_DEBUG_STATE = 0x00000040, /* 802.11 state transitions */
+ UPGT_DEBUG_STAT = 0x00000080, /* statistic */
+ UPGT_DEBUG_FW = 0x00000100, /* firmware */
+ UPGT_DEBUG_ANY = 0xffffffff
+};
+#define DPRINTF(sc, m, fmt, ...) do { \
+ if (sc->sc_debug & (m)) \
+ printf(fmt, __VA_ARGS__); \
+} while (0)
+#else
+#define DPRINTF(sc, m, fmt, ...) do { \
+ (void) sc; \
+} while (0)
+#endif
+
+/*
+ * Prototypes.
+ */
+static device_probe_t upgt_match;
+static device_attach_t upgt_attach;
+static device_detach_t upgt_detach;
+static int upgt_alloc_tx(struct upgt_softc *);
+static int upgt_alloc_rx(struct upgt_softc *);
+static int upgt_device_reset(struct upgt_softc *);
+static void upgt_bulk_tx(struct upgt_softc *, struct upgt_data *);
+static int upgt_fw_verify(struct upgt_softc *);
+static int upgt_mem_init(struct upgt_softc *);
+static int upgt_fw_load(struct upgt_softc *);
+static int upgt_fw_copy(const uint8_t *, char *, int);
+static uint32_t upgt_crc32_le(const void *, size_t);
+static struct mbuf *
+ upgt_rxeof(struct usb2_xfer *, struct upgt_data *, int *);
+static struct mbuf *
+ upgt_rx(struct upgt_softc *, uint8_t *, int, int *);
+static void upgt_txeof(struct usb2_xfer *, struct upgt_data *);
+static int upgt_eeprom_read(struct upgt_softc *);
+static int upgt_eeprom_parse(struct upgt_softc *);
+static void upgt_eeprom_parse_hwrx(struct upgt_softc *, uint8_t *);
+static void upgt_eeprom_parse_freq3(struct upgt_softc *, uint8_t *, int);
+static void upgt_eeprom_parse_freq4(struct upgt_softc *, uint8_t *, int);
+static void upgt_eeprom_parse_freq6(struct upgt_softc *, uint8_t *, int);
+static uint32_t upgt_chksum_le(const uint32_t *, size_t);
+static void upgt_tx_done(struct upgt_softc *, uint8_t *);
+static void upgt_init(void *);
+static void upgt_init_locked(struct upgt_softc *);
+static int upgt_ioctl(struct ifnet *, u_long, caddr_t);
+static void upgt_start(struct ifnet *);
+static int upgt_raw_xmit(struct ieee80211_node *, struct mbuf *,
+ const struct ieee80211_bpf_params *);
+static void upgt_scan_start(struct ieee80211com *);
+static void upgt_scan_end(struct ieee80211com *);
+static void upgt_set_channel(struct ieee80211com *);
+static struct ieee80211vap *upgt_vap_create(struct ieee80211com *,
+ const char name[IFNAMSIZ], int unit, int opmode,
+ int flags, const uint8_t bssid[IEEE80211_ADDR_LEN],
+ const uint8_t mac[IEEE80211_ADDR_LEN]);
+static void upgt_vap_delete(struct ieee80211vap *);
+static void upgt_update_mcast(struct ifnet *);
+static uint8_t upgt_rx_rate(struct upgt_softc *, const int);
+static void upgt_set_multi(void *);
+static void upgt_stop(struct upgt_softc *);
+static void upgt_setup_rates(struct ieee80211vap *, struct ieee80211com *);
+static int upgt_set_macfilter(struct upgt_softc *, uint8_t);
+static int upgt_newstate(struct ieee80211vap *, enum ieee80211_state, int);
+static void upgt_set_chan(struct upgt_softc *, struct ieee80211_channel *);
+static void upgt_set_led(struct upgt_softc *, int);
+static void upgt_set_led_blink(void *);
+static void upgt_get_stats(struct upgt_softc *);
+static void upgt_mem_free(struct upgt_softc *, uint32_t);
+static uint32_t upgt_mem_alloc(struct upgt_softc *);
+static void upgt_free_tx(struct upgt_softc *);
+static void upgt_free_rx(struct upgt_softc *);
+static void upgt_watchdog(void *);
+static void upgt_abort_xfers(struct upgt_softc *);
+static void upgt_abort_xfers_locked(struct upgt_softc *);
+static void upgt_sysctl_node(struct upgt_softc *);
+static struct upgt_data *
+ upgt_getbuf(struct upgt_softc *);
+static struct upgt_data *
+ upgt_gettxbuf(struct upgt_softc *);
+static int upgt_tx_start(struct upgt_softc *, struct mbuf *,
+ struct ieee80211_node *, struct upgt_data *);
+
+static const char *upgt_fwname = "upgt-gw3887";
+
+static const struct usb2_device_id upgt_devs_2[] = {
+#define UPGT_DEV(v,p) { USB_VP(USB_VENDOR_##v, USB_PRODUCT_##v##_##p) }
+ /* version 2 devices */
+ UPGT_DEV(ACCTON, PRISM_GT),
+ UPGT_DEV(BELKIN, F5D7050),
+ UPGT_DEV(CISCOLINKSYS, WUSB54AG),
+ UPGT_DEV(CONCEPTRONIC, PRISM_GT),
+ UPGT_DEV(DELL, PRISM_GT_1),
+ UPGT_DEV(DELL, PRISM_GT_2),
+ UPGT_DEV(FSC, E5400),
+ UPGT_DEV(GLOBESPAN, PRISM_GT_1),
+ UPGT_DEV(GLOBESPAN, PRISM_GT_2),
+ UPGT_DEV(INTERSIL, PRISM_GT),
+ UPGT_DEV(SMC, 2862WG),
+ UPGT_DEV(WISTRONNEWEB, UR045G),
+ UPGT_DEV(XYRATEX, PRISM_GT_1),
+ UPGT_DEV(XYRATEX, PRISM_GT_2),
+ UPGT_DEV(ZCOM, XG703A),
+ UPGT_DEV(ZCOM, XM142)
+};
+
+static usb2_callback_t upgt_bulk_rx_callback;
+static usb2_callback_t upgt_bulk_tx_callback;
+
+static const struct usb2_config upgt_config[UPGT_N_XFERS] = {
+ [UPGT_BULK_TX] = {
+ .type = UE_BULK,
+ .endpoint = UE_ADDR_ANY,
+ .direction = UE_DIR_OUT,
+ .bufsize = MCLBYTES,
+ .flags = {
+ .ext_buffer = 1,
+ .force_short_xfer = 1,
+ .pipe_bof = 1
+ },
+ .callback = upgt_bulk_tx_callback,
+ .timeout = UPGT_USB_TIMEOUT, /* ms */
+ },
+ [UPGT_BULK_RX] = {
+ .type = UE_BULK,
+ .endpoint = UE_ADDR_ANY,
+ .direction = UE_DIR_IN,
+ .bufsize = MCLBYTES,
+ .flags = {
+ .ext_buffer = 1,
+ .pipe_bof = 1,
+ .short_xfer_ok = 1
+ },
+ .callback = upgt_bulk_rx_callback,
+ },
+};
+
+static int
+upgt_match(device_t dev)
+{
+ struct usb2_attach_arg *uaa = device_get_ivars(dev);
+
+ if (uaa->usb2_mode != USB_MODE_HOST)
+ return (ENXIO);
+ if (uaa->info.bConfigIndex != UPGT_CONFIG_INDEX)
+ return (ENXIO);
+ if (uaa->info.bIfaceIndex != UPGT_IFACE_INDEX)
+ return (ENXIO);
+
+ return (usb2_lookup_id_by_uaa(upgt_devs_2, sizeof(upgt_devs_2), uaa));
+}
+
+static int
+upgt_attach(device_t dev)
+{
+ int error;
+ struct ieee80211com *ic;
+ struct ifnet *ifp;
+ struct upgt_softc *sc = device_get_softc(dev);
+ struct usb2_attach_arg *uaa = device_get_ivars(dev);
+ uint8_t bands, iface_index = UPGT_IFACE_INDEX;
+
+ sc->sc_dev = dev;
+ sc->sc_udev = uaa->device;
+#ifdef UPGT_DEBUG
+ sc->sc_debug = upgt_debug;
+#endif
+
+ mtx_init(&sc->sc_mtx, device_get_nameunit(sc->sc_dev), MTX_NETWORK_LOCK,
+ MTX_DEF);
+ callout_init(&sc->sc_led_ch, 0);
+ callout_init(&sc->sc_watchdog_ch, 0);
+
+ /* Allocate TX and RX xfers. */
+ error = upgt_alloc_tx(sc);
+ if (error)
+ goto fail1;
+ error = upgt_alloc_rx(sc);
+ if (error)
+ goto fail2;
+
+ error = usb2_transfer_setup(uaa->device, &iface_index, sc->sc_xfer,
+ upgt_config, UPGT_N_XFERS, sc, &sc->sc_mtx);
+ if (error) {
+ device_printf(dev, "could not allocate USB transfers, "
+ "err=%s\n", usb2_errstr(error));
+ goto fail3;
+ }
+
+ ifp = sc->sc_ifp = if_alloc(IFT_IEEE80211);
+ if (ifp == NULL) {
+ device_printf(dev, "can not if_alloc()\n");
+ goto fail4;
+ }
+
+ /* Initialize the device. */
+ error = upgt_device_reset(sc);
+ if (error)
+ goto fail5;
+ /* Verify the firmware. */
+ error = upgt_fw_verify(sc);
+ if (error)
+ goto fail5;
+ /* Calculate device memory space. */
+ if (sc->sc_memaddr_frame_start == 0 || sc->sc_memaddr_frame_end == 0) {
+ device_printf(dev,
+ "could not find memory space addresses on FW!\n");
+ error = EIO;
+ goto fail5;
+ }
+ sc->sc_memaddr_frame_end -= UPGT_MEMSIZE_RX + 1;
+ sc->sc_memaddr_rx_start = sc->sc_memaddr_frame_end + 1;
+
+ DPRINTF(sc, UPGT_DEBUG_FW, "memory address frame start=0x%08x\n",
+ sc->sc_memaddr_frame_start);
+ DPRINTF(sc, UPGT_DEBUG_FW, "memory address frame end=0x%08x\n",
+ sc->sc_memaddr_frame_end);
+ DPRINTF(sc, UPGT_DEBUG_FW, "memory address rx start=0x%08x\n",
+ sc->sc_memaddr_rx_start);
+
+ upgt_mem_init(sc);
+
+ /* Load the firmware. */
+ error = upgt_fw_load(sc);
+ if (error)
+ goto fail5;
+
+ /* Read the whole EEPROM content and parse it. */
+ error = upgt_eeprom_read(sc);
+ if (error)
+ goto fail5;
+ error = upgt_eeprom_parse(sc);
+ if (error)
+ goto fail5;
+
+ /* all works related with the device have done here. */
+ upgt_abort_xfers(sc);
+
+ /* Setup the 802.11 device. */
+ ifp->if_softc = sc;
+ if_initname(ifp, "upgt", device_get_unit(sc->sc_dev));
+ ifp->if_flags = IFF_BROADCAST | IFF_SIMPLEX | IFF_MULTICAST;
+ ifp->if_init = upgt_init;
+ ifp->if_ioctl = upgt_ioctl;
+ ifp->if_start = upgt_start;
+ IFQ_SET_MAXLEN(&ifp->if_snd, IFQ_MAXLEN);
+ IFQ_SET_READY(&ifp->if_snd);
+
+ ic = ifp->if_l2com;
+ ic->ic_ifp = ifp;
+ ic->ic_phytype = IEEE80211_T_OFDM; /* not only, but not used */
+ ic->ic_opmode = IEEE80211_M_STA;
+ /* set device capabilities */
+ ic->ic_caps =
+ 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 */
+ ;
+
+ bands = 0;
+ setbit(&bands, IEEE80211_MODE_11B);
+ setbit(&bands, IEEE80211_MODE_11G);
+ ieee80211_init_channels(ic, NULL, &bands);
+
+ ieee80211_ifattach(ic, sc->sc_myaddr);
+ ic->ic_raw_xmit = upgt_raw_xmit;
+ ic->ic_scan_start = upgt_scan_start;
+ ic->ic_scan_end = upgt_scan_end;
+ ic->ic_set_channel = upgt_set_channel;
+
+ ic->ic_vap_create = upgt_vap_create;
+ ic->ic_vap_delete = upgt_vap_delete;
+ ic->ic_update_mcast = upgt_update_mcast;
+
+ bpfattach(ifp, DLT_IEEE802_11_RADIO,
+ sizeof(struct ieee80211_frame) + sizeof(sc->sc_txtap));
+ sc->sc_rxtap_len = sizeof(sc->sc_rxtap);
+ sc->sc_rxtap.wr_ihdr.it_len = htole16(sc->sc_rxtap_len);
+ sc->sc_rxtap.wr_ihdr.it_present = htole32(UPGT_RX_RADIOTAP_PRESENT);
+ sc->sc_txtap_len = sizeof(sc->sc_txtap);
+ sc->sc_txtap.wt_ihdr.it_len = htole16(sc->sc_txtap_len);
+ sc->sc_txtap.wt_ihdr.it_present = htole32(UPGT_TX_RADIOTAP_PRESENT);
+
+ upgt_sysctl_node(sc);
+
+ if (bootverbose)
+ ieee80211_announce(ic);
+
+ return (0);
+
+fail5: if_free(ifp);
+fail4: usb2_transfer_unsetup(sc->sc_xfer, UPGT_N_XFERS);
+fail3: upgt_free_rx(sc);
+fail2: upgt_free_tx(sc);
+fail1: mtx_destroy(&sc->sc_mtx);
+
+ return (error);
+}
+
+static void
+upgt_txeof(struct usb2_xfer *xfer, struct upgt_data *data)
+{
+ struct upgt_softc *sc = xfer->priv_sc;
+ struct ifnet *ifp = sc->sc_ifp;
+ struct mbuf *m;
+
+ UPGT_ASSERT_LOCKED(sc);
+
+ /*
+ * Do any tx complete callback. Note this must be done before releasing
+ * the node reference.
+ */
+ if (data->m) {
+ m = data->m;
+ if (m->m_flags & M_TXCB) {
+ /* XXX status? */
+ ieee80211_process_callback(data->ni, m, 0);
+ }
+ m_freem(m);
+ data->m = NULL;
+ }
+ if (data->ni) {
+ ieee80211_free_node(data->ni);
+ data->ni = NULL;
+ }
+ ifp->if_opackets++;
+}
+
+static void
+upgt_get_stats(struct upgt_softc *sc)
+{
+ struct upgt_data *data_cmd;
+ struct upgt_lmac_mem *mem;
+ struct upgt_lmac_stats *stats;
+
+ data_cmd = upgt_getbuf(sc);
+ if (data_cmd == NULL) {
+ device_printf(sc->sc_dev, "%s: out of buffer.\n", __func__);
+ return;
+ }
+
+ /*
+ * Transmit the URB containing the CMD data.
+ */
+ bzero(data_cmd->buf, MCLBYTES);
+
+ mem = (struct upgt_lmac_mem *)data_cmd->buf;
+ mem->addr = htole32(sc->sc_memaddr_frame_start +
+ UPGT_MEMSIZE_FRAME_HEAD);
+
+ stats = (struct upgt_lmac_stats *)(mem + 1);
+
+ stats->header1.flags = 0;
+ stats->header1.type = UPGT_H1_TYPE_CTRL;
+ stats->header1.len = htole16(
+ sizeof(struct upgt_lmac_stats) - sizeof(struct upgt_lmac_header));
+
+ stats->header2.reqid = htole32(sc->sc_memaddr_frame_start);
+ stats->header2.type = htole16(UPGT_H2_TYPE_STATS);
+ stats->header2.flags = 0;
+
+ data_cmd->buflen = sizeof(*mem) + sizeof(*stats);
+
+ mem->chksum = upgt_chksum_le((uint32_t *)stats,
+ data_cmd->buflen - sizeof(*mem));
+
+ upgt_bulk_tx(sc, data_cmd);
+}
+
+static int
+upgt_ioctl(struct ifnet *ifp, u_long cmd, caddr_t data)
+{
+ struct upgt_softc *sc = ifp->if_softc;
+ struct ieee80211com *ic = ifp->if_l2com;
+ struct ifreq *ifr = (struct ifreq *) data;
+ int error = 0, startall = 0;
+
+ switch (cmd) {
+ case SIOCSIFFLAGS:
+ mtx_lock(&Giant);
+ if (ifp->if_flags & IFF_UP) {
+ if (ifp->if_drv_flags & IFF_DRV_RUNNING) {
+ if ((ifp->if_flags ^ sc->sc_if_flags) &
+ (IFF_ALLMULTI | IFF_PROMISC))
+ upgt_set_multi(sc);
+ } else {
+ upgt_init(sc);
+ startall = 1;
+ }
+ } else {
+ if (ifp->if_drv_flags & IFF_DRV_RUNNING)
+ upgt_stop(sc);
+ }
+ sc->sc_if_flags = ifp->if_flags;
+ if (startall)
+ ieee80211_start_all(ic);
+ mtx_unlock(&Giant);
+ break;
+ case SIOCGIFMEDIA:
+ error = ifmedia_ioctl(ifp, ifr, &ic->ic_media, cmd);
+ break;
+ case SIOCGIFADDR:
+ error = ether_ioctl(ifp, cmd, data);
+ break;
+ default:
+ error = EINVAL;
+ break;
+ }
+ return error;
+}
+
+static void
+upgt_stop_locked(struct upgt_softc *sc)
+{
+ struct ifnet *ifp = sc->sc_ifp;
+
+ UPGT_ASSERT_LOCKED(sc);
+
+ if (ifp->if_drv_flags & IFF_DRV_RUNNING)
+ upgt_set_macfilter(sc, IEEE80211_S_INIT);
+ upgt_abort_xfers_locked(sc);
+}
+
+static void
+upgt_stop(struct upgt_softc *sc)
+{
+ struct ifnet *ifp = sc->sc_ifp;
+
+ UPGT_LOCK(sc);
+ upgt_stop_locked(sc);
+ UPGT_UNLOCK(sc);
+
+ /* device down */
+ sc->sc_tx_timer = 0;
+ ifp->if_drv_flags &= ~(IFF_DRV_RUNNING | IFF_DRV_OACTIVE);
+ sc->sc_flags &= ~UPGT_FLAG_INITDONE;
+}
+
+static void
+upgt_set_led(struct upgt_softc *sc, int action)
+{
+ struct upgt_data *data_cmd;
+ struct upgt_lmac_mem *mem;
+ struct upgt_lmac_led *led;
+
+ data_cmd = upgt_getbuf(sc);
+ if (data_cmd == NULL) {
+ device_printf(sc->sc_dev, "%s: out of buffers.\n", __func__);
+ return;
+ }
+
+ /*
+ * Transmit the URB containing the CMD data.
+ */
+ bzero(data_cmd->buf, MCLBYTES);
+
+ mem = (struct upgt_lmac_mem *)data_cmd->buf;
+ mem->addr = htole32(sc->sc_memaddr_frame_start +
+ UPGT_MEMSIZE_FRAME_HEAD);
+
+ led = (struct upgt_lmac_led *)(mem + 1);
+
+ led->header1.flags = UPGT_H1_FLAGS_TX_NO_CALLBACK;
+ led->header1.type = UPGT_H1_TYPE_CTRL;
+ led->header1.len = htole16(
+ sizeof(struct upgt_lmac_led) -
+ sizeof(struct upgt_lmac_header));
+
+ led->header2.reqid = htole32(sc->sc_memaddr_frame_start);
+ led->header2.type = htole16(UPGT_H2_TYPE_LED);
+ led->header2.flags = 0;
+
+ switch (action) {
+ case UPGT_LED_OFF:
+ led->mode = htole16(UPGT_LED_MODE_SET);
+ led->action_fix = 0;
+ led->action_tmp = htole16(UPGT_LED_ACTION_OFF);
+ led->action_tmp_dur = 0;
+ break;
+ case UPGT_LED_ON:
+ led->mode = htole16(UPGT_LED_MODE_SET);
+ led->action_fix = 0;
+ led->action_tmp = htole16(UPGT_LED_ACTION_ON);
+ led->action_tmp_dur = 0;
+ break;
+ case UPGT_LED_BLINK:
+ if (sc->sc_state != IEEE80211_S_RUN) {
+ STAILQ_INSERT_TAIL(&sc->sc_tx_inactive, data_cmd, next);
+ return;
+ }
+ if (sc->sc_led_blink) {
+ /* previous blink was not finished */
+ STAILQ_INSERT_TAIL(&sc->sc_tx_inactive, data_cmd, next);
+ return;
+ }
+ led->mode = htole16(UPGT_LED_MODE_SET);
+ led->action_fix = htole16(UPGT_LED_ACTION_OFF);
+ led->action_tmp = htole16(UPGT_LED_ACTION_ON);
+ led->action_tmp_dur = htole16(UPGT_LED_ACTION_TMP_DUR);
+ /* lock blink */
+ sc->sc_led_blink = 1;
+ callout_reset(&sc->sc_led_ch, hz, upgt_set_led_blink, sc);
+ break;
+ default:
+ STAILQ_INSERT_TAIL(&sc->sc_tx_inactive, data_cmd, next);
+ return;
+ }
+
+ data_cmd->buflen = sizeof(*mem) + sizeof(*led);
+
+ mem->chksum = upgt_chksum_le((uint32_t *)led,
+ data_cmd->buflen - sizeof(*mem));
+
+ upgt_bulk_tx(sc, data_cmd);
+}
+
+static void
+upgt_set_led_blink(void *arg)
+{
+ struct upgt_softc *sc = arg;
+
+ /* blink finished, we are ready for a next one */
+ sc->sc_led_blink = 0;
+}
+
+static void
+upgt_init(void *priv)
+{
+ struct upgt_softc *sc = priv;
+ struct ifnet *ifp = sc->sc_ifp;
+ struct ieee80211com *ic = ifp->if_l2com;
+
+ UPGT_LOCK(sc);
+ upgt_init_locked(sc);
+ UPGT_UNLOCK(sc);
+
+ if (ifp->if_drv_flags & IFF_DRV_RUNNING)
+ ieee80211_start_all(ic); /* start all vap's */
+}
+
+static void
+upgt_init_locked(struct upgt_softc *sc)
+{
+ struct ifnet *ifp = sc->sc_ifp;
+
+ UPGT_ASSERT_LOCKED(sc);
+
+ if (ifp->if_drv_flags & IFF_DRV_RUNNING)
+ upgt_stop_locked(sc);
+
+ usb2_transfer_start(sc->sc_xfer[UPGT_BULK_RX]);
+
+ (void)upgt_set_macfilter(sc, IEEE80211_S_SCAN);
+
+ ifp->if_drv_flags &= ~IFF_DRV_OACTIVE;
+ ifp->if_drv_flags |= IFF_DRV_RUNNING;
+ sc->sc_flags |= UPGT_FLAG_INITDONE;
+
+ callout_reset(&sc->sc_watchdog_ch, hz, upgt_watchdog, sc);
+}
+
+static int
+upgt_set_macfilter(struct upgt_softc *sc, uint8_t state)
+{
+ struct ifnet *ifp = sc->sc_ifp;
+ struct ieee80211com *ic = ifp->if_l2com;
+ struct ieee80211vap *vap = TAILQ_FIRST(&ic->ic_vaps);
+ struct ieee80211_node *ni = vap->iv_bss;
+ struct upgt_data *data_cmd;
+ struct upgt_lmac_mem *mem;
+ struct upgt_lmac_filter *filter;
+ uint8_t broadcast[] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff };
+
+ UPGT_ASSERT_LOCKED(sc);
+
+ data_cmd = upgt_getbuf(sc);
+ if (data_cmd == NULL) {
+ device_printf(sc->sc_dev, "out of TX buffers.\n");
+ return (ENOBUFS);
+ }
+
+ /*
+ * Transmit the URB containing the CMD data.
+ */
+ bzero(data_cmd->buf, MCLBYTES);
+
+ mem = (struct upgt_lmac_mem *)data_cmd->buf;
+ mem->addr = htole32(sc->sc_memaddr_frame_start +
+ UPGT_MEMSIZE_FRAME_HEAD);
+
+ filter = (struct upgt_lmac_filter *)(mem + 1);
+
+ filter->header1.flags = UPGT_H1_FLAGS_TX_NO_CALLBACK;
+ filter->header1.type = UPGT_H1_TYPE_CTRL;
+ filter->header1.len = htole16(
+ sizeof(struct upgt_lmac_filter) -
+ sizeof(struct upgt_lmac_header));
+
+ filter->header2.reqid = htole32(sc->sc_memaddr_frame_start);
+ filter->header2.type = htole16(UPGT_H2_TYPE_MACFILTER);
+ filter->header2.flags = 0;
+
+ switch (state) {
+ case IEEE80211_S_INIT:
+ DPRINTF(sc, UPGT_DEBUG_STATE, "%s: set MAC filter to INIT\n",
+ __func__);
+ filter->type = htole16(UPGT_FILTER_TYPE_RESET);
+ break;
+ case IEEE80211_S_SCAN:
+ DPRINTF(sc, UPGT_DEBUG_STATE,
+ "set MAC filter to SCAN (bssid %s)\n",
+ ether_sprintf(broadcast));
+ filter->type = htole16(UPGT_FILTER_TYPE_NONE);
+ IEEE80211_ADDR_COPY(filter->dst, sc->sc_myaddr);
+ IEEE80211_ADDR_COPY(filter->src, broadcast);
+ filter->unknown1 = htole16(UPGT_FILTER_UNKNOWN1);
+ filter->rxaddr = htole32(sc->sc_memaddr_rx_start);
+ filter->unknown2 = htole16(UPGT_FILTER_UNKNOWN2);
+ filter->rxhw = htole32(sc->sc_eeprom_hwrx);
+ filter->unknown3 = htole16(UPGT_FILTER_UNKNOWN3);
+ break;
+ case IEEE80211_S_RUN:
+ /* XXX monitor mode isn't tested yet. */
+ if (vap->iv_opmode == IEEE80211_M_MONITOR) {
+ filter->type = htole16(UPGT_FILTER_TYPE_MONITOR);
+ IEEE80211_ADDR_COPY(filter->dst, sc->sc_myaddr);
+ IEEE80211_ADDR_COPY(filter->src, ni->ni_bssid);
+ filter->unknown1 =
htole16(UPGT_FILTER_MONITOR_UNKNOWN1);
+ filter->rxaddr = htole32(sc->sc_memaddr_rx_start);
+ filter->unknown2 =
htole16(UPGT_FILTER_MONITOR_UNKNOWN2);
+ filter->rxhw = htole32(sc->sc_eeprom_hwrx);
+ filter->unknown3 =
htole16(UPGT_FILTER_MONITOR_UNKNOWN3);
+ } else {
+ DPRINTF(sc, UPGT_DEBUG_STATE,
+ "set MAC filter to RUN (bssid %s)\n",
+ ether_sprintf(ni->ni_bssid));
+ filter->type = htole16(UPGT_FILTER_TYPE_STA);
+ IEEE80211_ADDR_COPY(filter->dst, sc->sc_myaddr);
+ IEEE80211_ADDR_COPY(filter->src, ni->ni_bssid);
+ filter->unknown1 = htole16(UPGT_FILTER_UNKNOWN1);
+ filter->rxaddr = htole32(sc->sc_memaddr_rx_start);
+ filter->unknown2 = htole16(UPGT_FILTER_UNKNOWN2);
+ filter->rxhw = htole32(sc->sc_eeprom_hwrx);
+ filter->unknown3 = htole16(UPGT_FILTER_UNKNOWN3);
+ }
+ break;
+ default:
+ device_printf(sc->sc_dev,
+ "MAC filter does not know that state!\n");
+ break;
+ }
+
+ data_cmd->buflen = sizeof(*mem) + sizeof(*filter);
+
+ mem->chksum = upgt_chksum_le((uint32_t *)filter,
+ data_cmd->buflen - sizeof(*mem));
+
+ upgt_bulk_tx(sc, data_cmd);
+
+ return (0);
+}
+
+static void
+upgt_setup_rates(struct ieee80211vap *vap, struct ieee80211com *ic)
+{
+ struct ifnet *ifp = ic->ic_ifp;
+ struct upgt_softc *sc = ifp->if_softc;
+ const struct ieee80211_txparam *tp;
+
+ /*
+ * 0x01 = OFMD6 0x10 = DS1
+ * 0x04 = OFDM9 0x11 = DS2
+ * 0x06 = OFDM12 0x12 = DS5
+ * 0x07 = OFDM18 0x13 = DS11
+ * 0x08 = OFDM24
+ * 0x09 = OFDM36
+ * 0x0a = OFDM48
+ * 0x0b = OFDM54
+ */
+ const uint8_t rateset_auto_11b[] =
+ { 0x13, 0x13, 0x12, 0x11, 0x11, 0x10, 0x10, 0x10 };
+ const uint8_t rateset_auto_11g[] =
+ { 0x0b, 0x0a, 0x09, 0x08, 0x07, 0x06, 0x04, 0x01 };
+ const uint8_t rateset_fix_11bg[] =
+ { 0x10, 0x11, 0x12, 0x13, 0x01, 0x04, 0x06, 0x07,
+ 0x08, 0x09, 0x0a, 0x0b };
+
+ tp = &vap->iv_txparms[ieee80211_chan2mode(ic->ic_curchan)];
+
+ /* XXX */
+ if (tp->ucastrate == IEEE80211_FIXED_RATE_NONE) {
+ /*
+ * Automatic rate control is done by the device.
+ * We just pass the rateset from which the device
+ * will pickup a rate.
+ */
+ if (ic->ic_curmode == IEEE80211_MODE_11B)
+ bcopy(rateset_auto_11b, sc->sc_cur_rateset,
+ sizeof(sc->sc_cur_rateset));
+ if (ic->ic_curmode == IEEE80211_MODE_11G ||
+ ic->ic_curmode == IEEE80211_MODE_AUTO)
+ bcopy(rateset_auto_11g, sc->sc_cur_rateset,
+ sizeof(sc->sc_cur_rateset));
+ } else {
+ /* set a fixed rate */
+ memset(sc->sc_cur_rateset, rateset_fix_11bg[tp->ucastrate],
+ sizeof(sc->sc_cur_rateset));
+ }
+}
+
+static void
+upgt_set_multi(void *arg)
+{
+ struct upgt_softc *sc = arg;
+ struct ifnet *ifp = sc->sc_ifp;
+
+ if (!(ifp->if_flags & IFF_UP))
+ return;
+
+ /*
+ * XXX don't know how to set a device. Lack of docs. Just try to set
+ * IFF_ALLMULTI flag here.
+ */
+ IF_ADDR_LOCK(ifp);
+ ifp->if_flags |= IFF_ALLMULTI;
+ IF_ADDR_UNLOCK(ifp);
+}
+
+static void
+upgt_start(struct ifnet *ifp)
+{
+ struct upgt_softc *sc = ifp->if_softc;
+ struct upgt_data *data_tx;
+ struct ieee80211_node *ni;
+ struct mbuf *m;
+
+ if ((ifp->if_drv_flags & IFF_DRV_RUNNING) == 0)
+ return;
+
+ UPGT_LOCK(sc);
+ for (;;) {
+ IFQ_DRV_DEQUEUE(&ifp->if_snd, m);
+ if (m == NULL)
+ break;
+
+ data_tx = upgt_gettxbuf(sc);
+ if (data_tx == NULL) {
+ IFQ_DRV_PREPEND(&ifp->if_snd, m);
+ break;
+ }
+
+ ni = (struct ieee80211_node *)m->m_pkthdr.rcvif;
+ m->m_pkthdr.rcvif = NULL;
+
+ if (upgt_tx_start(sc, m, ni, data_tx) != 0) {
+ STAILQ_INSERT_HEAD(&sc->sc_tx_inactive, data_tx, next);
+ UPGT_STAT_INC(sc, st_tx_inactive);
+ ieee80211_free_node(ni);
+ ifp->if_oerrors++;
+ continue;
+ }
+ sc->sc_tx_timer = 5;
+ }
+ UPGT_UNLOCK(sc);
+}
+
+static int
+upgt_raw_xmit(struct ieee80211_node *ni, struct mbuf *m,
+ const struct ieee80211_bpf_params *params)
+{
+ struct ieee80211com *ic = ni->ni_ic;
+ struct ifnet *ifp = ic->ic_ifp;
+ struct upgt_softc *sc = ifp->if_softc;
+ struct upgt_data *data_tx = NULL;
+
+ /* prevent management frames from being sent if we're not ready */
+ if (!(ifp->if_drv_flags & IFF_DRV_RUNNING)) {
+ m_freem(m);
+ ieee80211_free_node(ni);
+ return ENETDOWN;
+ }
+
+ UPGT_LOCK(sc);
+ data_tx = upgt_gettxbuf(sc);
+ if (data_tx == NULL) {
+ ieee80211_free_node(ni);
+ m_freem(m);
+ UPGT_UNLOCK(sc);
+ return (ENOBUFS);
+ }
+
+ if (upgt_tx_start(sc, m, ni, data_tx) != 0) {
+ STAILQ_INSERT_HEAD(&sc->sc_tx_inactive, data_tx, next);
+ UPGT_STAT_INC(sc, st_tx_inactive);
+ ieee80211_free_node(ni);
+ ifp->if_oerrors++;
+ UPGT_UNLOCK(sc);
+ return (EIO);
+ }
+ UPGT_UNLOCK(sc);
+
+ sc->sc_tx_timer = 5;
+ return (0);
+}
+
+static void
+upgt_watchdog(void *arg)
+{
+ struct upgt_softc *sc = arg;
+ struct ifnet *ifp = sc->sc_ifp;
+
+ if (sc->sc_tx_timer > 0) {
+ if (--sc->sc_tx_timer == 0) {
+ device_printf(sc->sc_dev, "watchdog timeout\n");
+ /* upgt_init(ifp); XXX needs a process context ? */
+ ifp->if_oerrors++;
+ return;
+ }
+ callout_reset(&sc->sc_watchdog_ch, hz, upgt_watchdog, sc);
+ }
+}
+
+static uint32_t
+upgt_mem_alloc(struct upgt_softc *sc)
+{
+ int i;
+
+ for (i = 0; i < sc->sc_memory.pages; i++) {
+ if (sc->sc_memory.page[i].used == 0) {
+ sc->sc_memory.page[i].used = 1;
+ return (sc->sc_memory.page[i].addr);
+ }
+ }
+
+ return (0);
+}
+
+static void
+upgt_scan_start(struct ieee80211com *ic)
+{
+ /* do nothing. */
+}
+
+static void
+upgt_scan_end(struct ieee80211com *ic)
+{
+ /* do nothing. */
+}
+
+static void
+upgt_set_channel(struct ieee80211com *ic)
+{
+ struct upgt_softc *sc = ic->ic_ifp->if_softc;
+
+ UPGT_LOCK(sc);
+ upgt_set_chan(sc, ic->ic_curchan);
+ UPGT_UNLOCK(sc);
+}
+
+static void
+upgt_set_chan(struct upgt_softc *sc, struct ieee80211_channel *c)
+{
+ struct ifnet *ifp = sc->sc_ifp;
+ struct ieee80211com *ic = ifp->if_l2com;
+ struct upgt_data *data_cmd;
+ struct upgt_lmac_mem *mem;
+ struct upgt_lmac_channel *chan;
+ int channel;
+
+ UPGT_ASSERT_LOCKED(sc);
+
+ channel = ieee80211_chan2ieee(ic, c);
+ if (channel == 0 || channel == IEEE80211_CHAN_ANY) {
+ /* XXX should NEVER happen */
+ device_printf(sc->sc_dev,
+ "%s: invalid channel %x\n", __func__, channel);
+ return;
+ }
+
+ DPRINTF(sc, UPGT_DEBUG_STATE, "%s: channel %d\n", __func__, channel);
+
+ data_cmd = upgt_getbuf(sc);
+ if (data_cmd == NULL) {
+ device_printf(sc->sc_dev, "%s: out of buffers.\n", __func__);
+ return;
+ }
+ /*
+ * Transmit the URB containing the CMD data.
+ */
+ bzero(data_cmd->buf, MCLBYTES);
+
+ mem = (struct upgt_lmac_mem *)data_cmd->buf;
+ mem->addr = htole32(sc->sc_memaddr_frame_start +
+ UPGT_MEMSIZE_FRAME_HEAD);
+
+ chan = (struct upgt_lmac_channel *)(mem + 1);
+
+ chan->header1.flags = UPGT_H1_FLAGS_TX_NO_CALLBACK;
+ chan->header1.type = UPGT_H1_TYPE_CTRL;
+ chan->header1.len = htole16(
+ sizeof(struct upgt_lmac_channel) - sizeof(struct upgt_lmac_header));
+
*** DIFF OUTPUT TRUNCATED AT 1000 LINES ***
