Date: Wed, 13 May 2009 18:09:42 +0100 (BST) From: Robert Watson <rwatson@FreeBSD.org> To: Weongyo Jeong <weongyo@FreeBSD.org> Cc: svn-src-head@freebsd.org, svn-src-all@freebsd.org, src-committers@freebsd.org Subject: Re: svn commit: r191983 - in head/sys: dev/usb/wlan modules/usb/upgt Message-ID: <alpine.BSF.2.00.0905131809080.62735@fledge.watson.org> In-Reply-To: <200905110239.n4B2dnSX075285@svn.freebsd.org> References: <200905110239.n4B2dnSX075285@svn.freebsd.org>
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On Mon, 11 May 2009, Weongyo Jeong wrote: > Author: weongyo > Date: Mon May 11 02:39:49 2009 > New Revision: 191983 > URL: http://svn.freebsd.org/changeset/base/191983 > > Log: > ports upgt(4) driver for USB2. Ah, great! Do you have any similar plans regarding urtw? Robert N M Watson Computer Laboratory University of Cambridge > > 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 <mglocker@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.note@m4x.org> and > + * Sebastien Bourdeauducq <lekernel@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 *** >
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