/* $NetBSD: if_ndis.c,v 1.38 2016/12/15 09:28:05 ozaki-r Exp $ */ /*- * Copyright (c) 2003 * Bill Paul . All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by Bill Paul. * 4. Neither the name of the author nor the names of any co-contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY Bill Paul AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL Bill Paul OR THE VOICES IN HIS HEAD * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF * THE POSSIBILITY OF SUCH DAMAGE. */ #include #ifdef __FreeBSD__ __FBSDID("$FreeBSD: src/sys/dev/if_ndis/if_ndis.c,v 1.69.2.6 2005/03/31 04:24:36 wpaul Exp $"); #endif #ifdef __NetBSD__ __KERNEL_RCSID(0, "$NetBSD: if_ndis.c,v 1.38 2016/12/15 09:28:05 ozaki-r Exp $"); #endif #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #define NDIS_IMAGE #define NDIS_REGVALS #include "ndis_driver_data.h" void ndis_attach(void *); int ndis_detach(device_t, int); int ndis_suspend(device_t); int ndis_resume(device_t); void ndis_shutdown(device_t); /* I moved these to if_ndisvar.h */ /* static __stdcall void ndis_txeof (ndis_handle, ndis_packet *, ndis_status); static __stdcall void ndis_rxeof (ndis_handle, ndis_packet **, uint32_t); static __stdcall void ndis_linksts (ndis_handle, ndis_status, void *, uint32_t); static __stdcall void ndis_linksts_done (ndis_handle); */ /* We need to wrap these functions for amd64. */ static funcptr ndis_txeof_wrap; static funcptr ndis_rxeof_wrap; static funcptr ndis_linksts_wrap; static funcptr ndis_linksts_done_wrap; int ndis_intr(void *); static void ndis_tick (void *); static void ndis_ticktask (void *); static void ndis_start (struct ifnet *); static void ndis_starttask (void *); static int ndis_ioctl (struct ifnet *, u_long, void *); static int ndis_wi_ioctl_get (struct ifnet *, u_long, void *); static int ndis_wi_ioctl_set (struct ifnet *, u_long, void *); static int ndis_init (struct ifnet *); static void ndis_stop (struct ndis_softc *); static void ndis_watchdog (struct ifnet *); static int ndis_ifmedia_upd (struct ifnet *); static void ndis_ifmedia_sts (struct ifnet *, struct ifmediareq *); static int ndis_get_assoc (struct ndis_softc *, ndis_wlan_bssid_ex **); static int ndis_probe_offload (struct ndis_softc *); static int ndis_set_offload (struct ndis_softc *); static void ndis_getstate_80211 (struct ndis_softc *); static void ndis_setstate_80211 (struct ndis_softc *); static void ndis_media_status (struct ifnet *, struct ifmediareq *); static void ndis_setmulti (struct ndis_softc *); static void ndis_map_sclist (void *, bus_dma_segment_t *, int, bus_size_t, int); int ndis_in_isr; #ifdef _MODULE static int ndisdrv_loaded = 0; int ndisdrv_modevent(module_t, int); MODULE(MODULE_CLASS_DRIVER, ndisdrv_modevent, NULL); /* * This routine should call windrv_load() once for each driver * image. This will do the relocation and dynalinking for the * image, and create a Windows driver object which will be * saved in our driver database. */ int ndisdrv_modevent(module_t mod, int cmd) { int error = 0; #ifdef NDIS_DBG printf("in ndisdrv_modevent\n"); #endif switch (cmd) { case MODULE_CMD_INIT: ndisdrv_loaded++; if (ndisdrv_loaded > 1) break; error = windrv_load(mod, (vm_offset_t)drv_data, 0); windrv_wrap((funcptr)ndis_rxeof, &ndis_rxeof_wrap); windrv_wrap((funcptr)ndis_txeof, &ndis_txeof_wrap); windrv_wrap((funcptr)ndis_linksts, &ndis_linksts_wrap); windrv_wrap((funcptr)ndis_linksts_done, &ndis_linksts_done_wrap); break; case MODULE_CMD_FINI: ndisdrv_loaded--; if (ndisdrv_loaded > 0) break; windrv_unload(mod, (vm_offset_t)drv_data, 0); windrv_unwrap(ndis_rxeof_wrap); windrv_unwrap(ndis_txeof_wrap); windrv_unwrap(ndis_linksts_wrap); windrv_unwrap(ndis_linksts_done_wrap); break; case MODULE_CMD_STAT: error = ENOTTY; break; default: error = EINVAL; break; } return error; } int if_ndis_lkmentry(struct lkm_table *lkmtp, int cmd, int ver); CFDRIVER_DECL(ndis, DV_DULL, NULL); extern struct cfattach ndis_ca; static int pciloc[] = { -1, -1 }; /* device, function */ static struct cfparent pciparent = { "pci", "pci", DVUNIT_ANY }; static struct cfdata ndis_cfdata[] = { {"ndis", "ndis", 0, FSTATE_STAR, pciloc, 0, &pciparent, 0}, { 0 } }; static struct cfdriver *ndis_cfdrivers[] = { &ndis_cd, NULL }; static struct cfattach *ndis_cfattachs[] = { &ndis_ca, NULL }; static const struct cfattachlkminit ndis_cfattachinit[] = { { "ndis", ndis_cfattachs }, { NULL } }; MOD_DRV("ndis", ndis_cfdrivers, ndis_cfattachinit, ndis_cfdata); int if_ndis_lkmentry(struct lkm_table *lkmtp, int cmd, int ver) { DISPATCH(lkmtp, cmd, ver, lkm_nofunc, lkm_nofunc, lkm_nofunc); } #endif /* _MODULE */ /* * Program the 64-bit multicast hash filter. */ static void ndis_setmulti(struct ndis_softc *sc) { struct ifnet *ifp; struct ether_multi *ifma; int len, mclistsz, error; uint8_t *mclist; ifp = &sc->arpcom.ac_if; if (!NDIS_INITIALIZED(sc)) return; if (ifp->if_flags & IFF_ALLMULTI || ifp->if_flags & IFF_PROMISC) { sc->ndis_filter |= NDIS_PACKET_TYPE_ALL_MULTICAST; len = sizeof(sc->ndis_filter); error = ndis_set_info(sc, OID_GEN_CURRENT_PACKET_FILTER, &sc->ndis_filter, &len); if (error) { aprint_error_dev(sc->ndis_dev, "set filter failed: %d\n", error); } return; } if (LIST_EMPTY(&sc->arpcom.ec_multiaddrs)) return; len = sizeof(mclistsz); ndis_get_info(sc, OID_802_3_MAXIMUM_LIST_SIZE, &mclistsz, &len); mclist = malloc(ETHER_ADDR_LEN * mclistsz, M_TEMP, M_NOWAIT|M_ZERO); if (mclist == NULL) { sc->ndis_filter |= NDIS_PACKET_TYPE_ALL_MULTICAST; goto out; } sc->ndis_filter |= NDIS_PACKET_TYPE_MULTICAST; len = 0; LIST_FOREACH(ifma, &sc->arpcom.ec_multiaddrs, enm_list) { /* ***************************************************************************** * TODO: The NetBSD ether_multi structure (sys/net/if_ether.h) defines a range * of addresses TODO: (enm_addrlo to enm_addrhi), but FreeBSD's ifmultiaddr * structure (in sys/net/if_var.h) defines only a single address. Do we need * to add every address in the range to the list? Seems like it to me. * But for right now I'm assuming there is only a single address. ***************************************************************************** */ memcpy(mclist + (ETHER_ADDR_LEN * len), ifma->enm_addrlo, ETHER_ADDR_LEN); len++; if (len > mclistsz) { sc->ndis_filter |= NDIS_PACKET_TYPE_ALL_MULTICAST; sc->ndis_filter &= ~NDIS_PACKET_TYPE_MULTICAST; goto out; } } len = len * ETHER_ADDR_LEN; error = ndis_set_info(sc, OID_802_3_MULTICAST_LIST, mclist, &len); if (error) { aprint_error_dev(sc->ndis_dev, "set mclist failed: %d\n", error); sc->ndis_filter |= NDIS_PACKET_TYPE_ALL_MULTICAST; sc->ndis_filter &= ~NDIS_PACKET_TYPE_MULTICAST; } out: free(mclist, M_TEMP); len = sizeof(sc->ndis_filter); error = ndis_set_info(sc, OID_GEN_CURRENT_PACKET_FILTER, &sc->ndis_filter, &len); if (error) { aprint_error_dev(sc->ndis_dev, "set filter failed: %d\n", error); } return; } static int ndis_set_offload(struct ndis_softc *sc) { ndis_task_offload *nto; ndis_task_offload_hdr *ntoh; ndis_task_tcpip_csum *nttc; struct ifnet *ifp; int len, error; ifp = &sc->arpcom.ac_if; if (!NDIS_INITIALIZED(sc)) return(EINVAL); /* See if there's anything to set. */ error = ndis_probe_offload(sc); if (error) return(error); if (sc->ndis_hwassist == 0 && ifp->if_capabilities == 0) return(0); len = sizeof(ndis_task_offload_hdr) + sizeof(ndis_task_offload) + sizeof(ndis_task_tcpip_csum); ntoh = malloc(len, M_TEMP, M_NOWAIT|M_ZERO); if (ntoh == NULL) return(ENOMEM); ntoh->ntoh_vers = NDIS_TASK_OFFLOAD_VERSION; ntoh->ntoh_len = sizeof(ndis_task_offload_hdr); ntoh->ntoh_offset_firsttask = sizeof(ndis_task_offload_hdr); ntoh->ntoh_encapfmt.nef_encaphdrlen = sizeof(struct ether_header); ntoh->ntoh_encapfmt.nef_encap = NDIS_ENCAP_IEEE802_3; ntoh->ntoh_encapfmt.nef_flags = NDIS_ENCAPFLAG_FIXEDHDRLEN; nto = (ndis_task_offload *)((char *)ntoh + ntoh->ntoh_offset_firsttask); nto->nto_vers = NDIS_TASK_OFFLOAD_VERSION; nto->nto_len = sizeof(ndis_task_offload); nto->nto_task = NDIS_TASK_TCPIP_CSUM; nto->nto_offset_nexttask = 0; nto->nto_taskbuflen = sizeof(ndis_task_tcpip_csum); nttc = (ndis_task_tcpip_csum *)nto->nto_taskbuf; if (ifp->if_capenable & IFCAP_TXCSUM) nttc->nttc_v4tx = sc->ndis_v4tx; if (ifp->if_capenable & IFCAP_RXCSUM) nttc->nttc_v4rx = sc->ndis_v4rx; error = ndis_set_info(sc, OID_TCP_TASK_OFFLOAD, ntoh, &len); free(ntoh, M_TEMP); return(error); } static int ndis_probe_offload(struct ndis_softc *sc) { ndis_task_offload *nto; ndis_task_offload_hdr *ntoh; ndis_task_tcpip_csum *nttc = NULL; struct ifnet *ifp; int len, error, dummy; ifp = &sc->arpcom.ac_if; len = sizeof(dummy); error = ndis_get_info(sc, OID_TCP_TASK_OFFLOAD, &dummy, &len); if (error != ENOSPC) return(error); ntoh = malloc(len, M_TEMP, M_NOWAIT|M_ZERO); if (ntoh == NULL) return(ENOMEM); ntoh->ntoh_vers = NDIS_TASK_OFFLOAD_VERSION; ntoh->ntoh_len = sizeof(ndis_task_offload_hdr); ntoh->ntoh_encapfmt.nef_encaphdrlen = sizeof(struct ether_header); ntoh->ntoh_encapfmt.nef_encap = NDIS_ENCAP_IEEE802_3; ntoh->ntoh_encapfmt.nef_flags = NDIS_ENCAPFLAG_FIXEDHDRLEN; error = ndis_get_info(sc, OID_TCP_TASK_OFFLOAD, ntoh, &len); if (error) { free(ntoh, M_TEMP); return(error); } if (ntoh->ntoh_vers != NDIS_TASK_OFFLOAD_VERSION) { free(ntoh, M_TEMP); return(EINVAL); } nto = (ndis_task_offload *)((char *)ntoh + ntoh->ntoh_offset_firsttask); while (1) { switch (nto->nto_task) { case NDIS_TASK_TCPIP_CSUM: nttc = (ndis_task_tcpip_csum *)nto->nto_taskbuf; break; /* Don't handle these yet. */ case NDIS_TASK_IPSEC: case NDIS_TASK_TCP_LARGESEND: default: break; } if (nto->nto_offset_nexttask == 0) break; nto = (ndis_task_offload *)((char *)nto + nto->nto_offset_nexttask); } if (nttc == NULL) { free(ntoh, M_TEMP); return(ENOENT); } sc->ndis_v4tx = nttc->nttc_v4tx; sc->ndis_v4rx = nttc->nttc_v4rx; if (nttc->nttc_v4tx & NDIS_TCPSUM_FLAGS_IP_CSUM) sc->ndis_hwassist |= CSUM_IP; if (nttc->nttc_v4tx & NDIS_TCPSUM_FLAGS_TCP_CSUM) sc->ndis_hwassist |= CSUM_TCP; if (nttc->nttc_v4tx & NDIS_TCPSUM_FLAGS_UDP_CSUM) sc->ndis_hwassist |= CSUM_UDP; if (sc->ndis_hwassist) ifp->if_capabilities |= IFCAP_TXCSUM; if (nttc->nttc_v4rx & NDIS_TCPSUM_FLAGS_IP_CSUM) ifp->if_capabilities |= IFCAP_RXCSUM; if (nttc->nttc_v4rx & NDIS_TCPSUM_FLAGS_TCP_CSUM) ifp->if_capabilities |= IFCAP_RXCSUM; if (nttc->nttc_v4rx & NDIS_TCPSUM_FLAGS_UDP_CSUM) ifp->if_capabilities |= IFCAP_RXCSUM; free(ntoh, M_TEMP); return(0); } /* * Attach the interface. Allocate softc structures, do ifmedia * setup and ethernet/BPF attach. */ void ndis_attach(dev) void *dev; { u_char eaddr[ETHER_ADDR_LEN]; struct ndis_softc *sc; driver_object *drv; driver_object *pdrv; device_object *pdo; struct ifnet *ifp = NULL; void *img; int error = 0, len; int j; #ifdef NDIS_DBG printf("In ndis_attach()\n"); #endif sc = device_get_softc(dev); /* start out at dispatch level */ win_irql = DISPATCH_LEVEL; mutex_init(&sc->ndis_mtx, MUTEX_DEFAULT, IPL_NET); /* * Hook interrupt early, since calling the driver's * init routine may trigger an interrupt. Note that * we don't need to do any explicit interrupt setup * for USB. */ /* * For NetBSD, the interrupt is set up in the bus-dependent * code. For PCI it's done in ndis_attach_pci() */ /* * TODO: remove this #ifdef once if_ndis_pcmcia.c compiles */ sc->ndis_regvals = ndis_regvals; /* Create sysctl registry nodes */ ndis_create_sysctls(sc); /* Find the PDO for this device instance. */ if (sc->ndis_iftype == PCIBus) pdrv = windrv_lookup(0, "PCI Bus"); else if (sc->ndis_iftype == PCMCIABus) pdrv = windrv_lookup(0, "PCCARD Bus"); else pdrv = windrv_lookup(0, "USB Bus"); pdo = windrv_find_pdo(pdrv, device_parent(sc->ndis_dev)); /* * Create a new functional device object for this * device. This is what creates the miniport block * for this device instance. */ img = drv_data; drv = windrv_lookup((vm_offset_t)img, NULL); /* * Stash a pointer to the softc in the Windows device_object, since * we can't get it from the NetBSD device structure. */ pdo->pdo_sc = sc; pdo->fdo_sc = sc; if (NdisAddDevice(drv, pdo) != STATUS_SUCCESS) { aprint_error_dev(sc->ndis_dev, "failed to create FDO!\n"); error = ENXIO; goto fail; } /* Tell the user what version of the API the driver is using. */ aprint_normal_dev(sc->ndis_dev, "NDIS API version: %d.%d\n", sc->ndis_chars->nmc_version_major, sc->ndis_chars->nmc_version_minor); /* * For NetBSD so far we do the resource conversion directly in * ndis_attach_pci() */ /* Install our RX and TX interrupt handlers. */ sc->ndis_block->nmb_senddone_func = ndis_txeof_wrap; sc->ndis_block->nmb_pktind_func = ndis_rxeof_wrap; /* Set up the resource list in the block */ sc->ndis_block->nmb_rlist = sc->ndis_rl; /* sc->ndis_block->nmb_rlist = &sc->ndis_rl; */ /* TODO: Free this memory! */ sc->arpcom.ec_if.if_sadl = malloc(sizeof(struct sockaddr_dl), M_DEVBUF, M_NOWAIT|M_ZERO); /* Call driver's init routine. */ if (ndis_init_nic(sc)) { aprint_error_dev(sc->ndis_dev, "init handler failed\n"); error = ENXIO; goto fail; } /* * Get station address from the driver. */ len = sizeof(eaddr); ndis_get_info(sc, OID_802_3_CURRENT_ADDRESS, &eaddr, &len); /* * Figure out if we're allowed to use multipacket sends * with this driver, and if so, how many. */ if (sc->ndis_chars->nmc_sendsingle_func && sc->ndis_chars->nmc_sendmulti_func == NULL) { sc->ndis_maxpkts = 1; } else { len = sizeof(sc->ndis_maxpkts); ndis_get_info(sc, OID_GEN_MAXIMUM_SEND_PACKETS, &sc->ndis_maxpkts, &len); } sc->ndis_txarray = malloc(sizeof(ndis_packet *) * sc->ndis_maxpkts, M_DEVBUF, M_NOWAIT|M_ZERO); /* Allocate a pool of ndis_packets for TX encapsulation. */ NdisAllocatePacketPool(&j, &sc->ndis_txpool, sc->ndis_maxpkts, PROTOCOL_RESERVED_SIZE_IN_PACKET); if (j != NDIS_STATUS_SUCCESS) { sc->ndis_txpool = NULL; aprint_error_dev(sc->ndis_dev, "failed to allocate TX packet pool"); error = ENOMEM; goto fail; } sc->ndis_txpending = sc->ndis_maxpkts; sc->ndis_oidcnt = 0; /* Get supported oid list. */ ndis_get_supported_oids(sc, &sc->ndis_oids, &sc->ndis_oidcnt); /* If the NDIS module requested scatter/gather, init maps. */ if (sc->ndis_sc) ndis_init_dma(sc); /* * See if the OID_802_11_CONFIGURATION OID is * supported by this driver. If it is, then this an 802.11 * wireless driver, and we should set up media for wireless. */ for (j = 0; j < sc->ndis_oidcnt; j++) { if (sc->ndis_oids[j] == OID_802_11_CONFIGURATION) { sc->ndis_80211++; break; } } /* Check for task offload support. */ ndis_probe_offload(sc); ifp = &sc->arpcom.ac_if; ifp->if_softc = sc; sc->ic.ic_ifp = ifp; strlcpy(ifp->if_xname, device_xname(sc->ndis_dev), IFNAMSIZ); ifp->if_mtu = ETHERMTU; ifp->if_flags = IFF_BROADCAST | IFF_SIMPLEX | IFF_MULTICAST; ifp->if_ioctl = ndis_ioctl; ifp->if_start = ndis_start; ifp->if_watchdog = ndis_watchdog; ifp->if_init = ndis_init; ifp->if_baudrate = 10000000; IFQ_SET_MAXLEN(&ifp->if_snd, 50); IFQ_SET_READY(&ifp->if_snd); ifp->if_capenable = ifp->if_capabilities; /* * TODO: I don't think NetBSD has this field describing "HW offload * capabilities" as found in FreeBSD's * if_data structure, but maybe there is something else that * needs to be done here for NetBSD */ /* Do media setup */ if (sc->ndis_80211) { struct ieee80211com *ic = &sc->ic; ndis_80211_rates_ex rates; struct ndis_80211_nettype_list *ntl; uint32_t arg; int r; ic->ic_phytype = IEEE80211_T_DS; ic->ic_opmode = IEEE80211_M_STA; ic->ic_caps = IEEE80211_C_IBSS; ic->ic_state = IEEE80211_S_ASSOC; ic->ic_modecaps = (1<ntl_items; j++) { switch (ntl->ntl_type[j]) { case NDIS_80211_NETTYPE_11FH: case NDIS_80211_NETTYPE_11DS: ic->ic_modecaps |= (1<ic_modecaps |= (1<ic_modecaps |= (1<ndis_dev, "get rates failed: 0x%x\n", r); /* * Since the supported rates only up to 8 can be supported, * if this is not 802.11b we're just going to be faking it * all up to heck. */ #define TESTSETRATE(x, y) \ do { \ int i; \ for (i = 0; i < ic->ic_sup_rates[x].rs_nrates; i++) { \ if (ic->ic_sup_rates[x].rs_rates[i] == (y)) \ break; \ } \ if (i == ic->ic_sup_rates[x].rs_nrates) { \ ic->ic_sup_rates[x].rs_rates[i] = (y); \ ic->ic_sup_rates[x].rs_nrates++; \ } \ } while (0) #define SETRATE(x, y) \ ic->ic_sup_rates[x].rs_rates[ic->ic_sup_rates[x].rs_nrates] = (y) #define INCRATE(x) \ ic->ic_sup_rates[x].rs_nrates++ ic->ic_curmode = IEEE80211_MODE_AUTO; if (ic->ic_modecaps & (1<ic_sup_rates[IEEE80211_MODE_11A].rs_nrates = 0; if (ic->ic_modecaps & (1<ic_sup_rates[IEEE80211_MODE_11B].rs_nrates = 0; if (ic->ic_modecaps & (1<ic_sup_rates[IEEE80211_MODE_11G].rs_nrates = 0; for (j = 0; j < len; j++) { switch (rates[j] & IEEE80211_RATE_VAL) { case 2: case 4: case 11: case 10: case 22: if (!(ic->ic_modecaps & (1<ic_modecaps |= (1<ic_sup_rates[IEEE80211_MODE_11B]. rs_nrates = 0; } SETRATE(IEEE80211_MODE_11B, rates[j]); INCRATE(IEEE80211_MODE_11B); break; default: if (ic->ic_modecaps & (1<ic_modecaps & (1<ic_modecaps & (1<ic_modecaps & (1<ic_modecaps & (1<ic_sup_rates[IEEE80211_MODE_11G].rs_nrates) chanflag |= IEEE80211_CHAN_G; if (j <= 14) chanflag |= IEEE80211_CHAN_B; if (ic->ic_sup_rates[IEEE80211_MODE_11A].rs_nrates && j > 14) chanflag = IEEE80211_CHAN_A; if (chanflag == 0) break; ic->ic_channels[j].ic_freq = ieee80211_ieee2mhz(j, chanflag); ic->ic_channels[j].ic_flags = chanflag; } j = sizeof(arg); r = ndis_get_info(sc, OID_802_11_WEP_STATUS, &arg, &j); if (arg != NDIS_80211_WEPSTAT_NOTSUPPORTED) ic->ic_caps |= IEEE80211_C_WEP; j = sizeof(arg); r = ndis_get_info(sc, OID_802_11_POWER_MODE, &arg, &j); if (r == 0) ic->ic_caps |= IEEE80211_C_PMGT; memcpy(&ic->ic_myaddr, eaddr, sizeof(eaddr)); if_attach(ifp); ieee80211_ifattach(&sc->ic); ieee80211_media_init(&sc->ic, ieee80211_media_change, ndis_media_status); ic->ic_ibss_chan = IEEE80211_CHAN_ANYC; ic->ic_bss->ni_chan = ic->ic_ibss_chan; } else { ifmedia_init(&sc->ifmedia, IFM_IMASK, ndis_ifmedia_upd, ndis_ifmedia_sts); ifmedia_add(&sc->ifmedia, IFM_ETHER|IFM_10_T, 0, NULL); ifmedia_add(&sc->ifmedia, IFM_ETHER|IFM_10_T|IFM_FDX, 0, NULL); ifmedia_add(&sc->ifmedia, IFM_ETHER|IFM_100_TX, 0, NULL); ifmedia_add(&sc->ifmedia, IFM_ETHER|IFM_100_TX|IFM_FDX, 0, NULL); ifmedia_add(&sc->ifmedia, IFM_ETHER|IFM_AUTO, 0, NULL); ifmedia_set(&sc->ifmedia, IFM_ETHER|IFM_AUTO); if_attach(ifp); ether_ifattach(ifp, eaddr); } /* Override the status handler so we can detect link changes. */ sc->ndis_block->nmb_status_func = ndis_linksts_wrap; sc->ndis_block->nmb_statusdone_func = ndis_linksts_done_wrap; fail: if (error) ndis_detach(dev, 0); else /* We're done talking to the NIC for now; halt it. */ ndis_halt_nic(sc); return; } /* * Shutdown hardware and free up resources. This can be called any * time after the mutex has been initialized. It is called in both * the error case in attach and the normal detach case so it needs * to be careful about only freeing resources that have actually been * allocated. */ int ndis_detach (dev, flags) device_t dev; int flags; { struct ndis_softc *sc; struct ifnet *ifp; driver_object *drv; int s; #ifdef NDIS_DBG printf("in ndis_detach\n"); #endif sc = device_get_softc(dev); NDIS_LOCK(sc); ifp = &sc->arpcom.ac_if; ifp->if_flags &= ~IFF_UP; if (device_is_attached(dev)) { NDIS_UNLOCK(sc); ndis_stop(sc); if (sc->ndis_80211) ieee80211_ifdetach(&sc->ic); else ether_ifdetach(ifp); } else { NDIS_UNLOCK(sc); } /* * TODO: unmap interrupts when unloading in NetBSD */ if (sc->ndis_res_io) bus_release_resource(dev, SYS_RES_IOPORT, sc->ndis_io_rid, sc->ndis_res_io); if (sc->ndis_res_mem) bus_release_resource(dev, SYS_RES_MEMORY, sc->ndis_mem_rid, sc->ndis_res_mem); if (sc->ndis_sc) ndis_destroy_dma(sc); if (sc->ndis_txarray) free(sc->ndis_txarray, M_DEVBUF); ndis_unload_driver((void *)ifp); if (sc->ndis_txpool != NULL) NdisFreePacketPool(sc->ndis_txpool); /* Destroy the PDO for this device. */ if (sc->ndis_iftype == PCIBus) drv = windrv_lookup(0, "PCI Bus"); else if (sc->ndis_iftype == PCMCIABus) drv = windrv_lookup(0, "PCCARD Bus"); else drv = windrv_lookup(0, "USB Bus"); if (drv == NULL) panic("couldn't find driver object"); windrv_destroy_pdo(drv, dev); /* * TODO: Unmap dma for NetBSD */ mutex_destroy(&sc->ndis_mtx); return(0); } /* TODO: write a NetBSD version of ndis_suspend() */ /* TODO: write a NetBSD version of ndis_resume() */ /* * A frame has been uploaded: pass the resulting mbuf chain up to * the higher level protocols. * * When handling received NDIS packets, the 'status' field in the * out-of-band portion of the ndis_packet has special meaning. In the * most common case, the underlying NDIS driver will set this field * to NDIS_STATUS_SUCCESS, which indicates that it's ok for us to * take posession of it. We then change the status field to * NDIS_STATUS_PENDING to tell the driver that we now own the packet, * and that we will return it at some point in the future via the * return packet handler. * * If the driver hands us a packet with a status of NDIS_STATUS_RESOURCES, * this means the driver is running out of packet/buffer resources and * wants to maintain ownership of the packet. In this case, we have to * copy the packet data into local storage and let the driver keep the * packet. */ __stdcall /*static*/ void ndis_rxeof(ndis_handle adapter, ndis_packet **packets, uint32_t pktcnt) { struct ndis_softc *sc; ndis_miniport_block *block; ndis_packet *p; uint32_t s; ndis_tcpip_csum *csum; struct ifnet *ifp; struct mbuf *m0, *m; int i; block = (ndis_miniport_block *)adapter; sc = (struct ndis_softc *)block->nmb_physdeviceobj->pdo_sc; ifp = &sc->arpcom.ac_if; for (i = 0; i < pktcnt; i++) { p = packets[i]; /* Stash the softc here so ptom can use it. */ p->np_softc = sc; if (ndis_ptom(&m0, p)) { aprint_error_dev(sc->ndis_dev, "ptom failed\n"); if (p->np_oob.npo_status == NDIS_STATUS_SUCCESS) ndis_return_packet(NULL, (void *)sc, 0, p); } else { if (p->np_oob.npo_status == NDIS_STATUS_RESOURCES) { m = m_dup(m0, 0, m0->m_pkthdr.len, FALSE); /* * NOTE: we want to destroy the mbuf here, but * we don't actually want to return it to the * driver via the return packet handler. By * bumping np_refcnt, we can prevent the * ndis_return_packet() routine from actually * doing anything. */ p->np_refcnt++; m_freem(m0); if (m == NULL) ifp->if_ierrors++; else m0 = m; } else p->np_oob.npo_status = NDIS_STATUS_PENDING; m_set_rcvif(m0, ifp); /* Deal with checksum offload. */ /* * TODO: deal with checksum offload in NetBSD * (see IFCAP_XXX in sys/net/if.h, these differ from the FreeBSD ones) */ if (ifp->if_capenable & IFCAP_RXCSUM && p->np_ext.npe_info[ndis_tcpipcsum_info] != NULL) { s = (uintptr_t) p->np_ext.npe_info[ndis_tcpipcsum_info]; csum = (ndis_tcpip_csum *)&s; if (!(csum->u.ntc_rxflags & NDIS_RXCSUM_IP_PASSED)) m0->m_pkthdr.csum_flags |= M_CSUM_IPv4_BAD; if (csum->u.ntc_rxflags & (NDIS_RXCSUM_TCP_PASSED | NDIS_RXCSUM_UDP_PASSED)) { //m0->m_pkthdr.csum_flags |= // CSUM_DATA_VALID|CSUM_PSEUDO_HDR; m0->m_pkthdr.csum_data = 0xFFFF; } } if_percpuq_enqueue(ifp->if_percpuq, m0); } } return; } /* * A frame was downloaded to the chip. It's safe for us to clean up * the list buffers. */ __stdcall /*static*/ void ndis_txeof(adapter, packet, status) ndis_handle adapter; ndis_packet *packet; ndis_status status; { struct ndis_softc *sc; ndis_miniport_block *block; struct ifnet *ifp; int idx; struct mbuf *m; int s; block = (ndis_miniport_block *)adapter; sc = (struct ndis_softc *)block->nmb_physdeviceobj->pdo_sc; ifp = &sc->arpcom.ac_if; m = packet->np_m0; idx = packet->np_txidx; if (sc->ndis_sc) bus_dmamap_unload(sc->ndis_ttag, sc->ndis_tmaps[idx]); ndis_free_packet(packet); m_freem(m); NDIS_LOCK(sc); sc->ndis_txarray[idx] = NULL; sc->ndis_txpending++; if (status == NDIS_STATUS_SUCCESS) ifp->if_opackets++; else ifp->if_oerrors++; ifp->if_timer = 0; ifp->if_flags &= ~IFF_OACTIVE; NDIS_UNLOCK(sc); ndis_sched(ndis_starttask, ifp, NDIS_TASKQUEUE); return; } __stdcall /*static*/ void ndis_linksts(ndis_handle adapter, ndis_status status, void *sbuf, uint32_t slen) { ndis_miniport_block *block; struct ndis_softc *sc; block = adapter; sc = (struct ndis_softc *)block->nmb_physdeviceobj->pdo_sc; block->nmb_getstat = status; return; } __stdcall /*static*/ void ndis_linksts_done(ndis_handle adapter) { ndis_miniport_block *block; struct ndis_softc *sc; struct ifnet *ifp; block = adapter; sc = (struct ndis_softc *)block->nmb_physdeviceobj->pdo_sc; ifp = &sc->arpcom.ac_if; if (!NDIS_INITIALIZED(sc)) return; switch (block->nmb_getstat) { case NDIS_STATUS_MEDIA_CONNECT: ndis_sched(ndis_ticktask, sc, NDIS_TASKQUEUE); ndis_sched(ndis_starttask, ifp, NDIS_TASKQUEUE); break; case NDIS_STATUS_MEDIA_DISCONNECT: if (sc->ndis_link) ndis_sched(ndis_ticktask, sc, NDIS_TASKQUEUE); break; default: break; } return; } int ndis_intr(arg) void *arg; { struct ndis_softc *sc; struct ifnet *ifp; int is_our_intr = 0; int call_isr = 0; uint8_t irql; ndis_miniport_interrupt *intr; sc = arg; ifp = &sc->arpcom.ac_if; /* * I was getting an interrupt before NdisAddDevice was called, * which sets up the ndis_block, so... */ if(sc->ndis_block == NULL) { return 0; } intr = sc->ndis_block->nmb_interrupt; if (sc->ndis_block->nmb_miniportadapterctx == NULL) { return 0; } KeAcquireSpinLock(&intr->ni_dpccountlock, &irql); if (sc->ndis_block->nmb_interrupt->ni_isrreq == TRUE) ndis_isr(sc, &is_our_intr, &call_isr); else { ndis_disable_intr(sc); call_isr = 1; } KeReleaseSpinLock(&intr->ni_dpccountlock, irql); if ((is_our_intr || call_isr)) { ndis_in_isr = TRUE; IoRequestDpc(sc->ndis_block->nmb_deviceobj, NULL, sc); ndis_in_isr = FALSE; } return 0; } /* * just here so I can wake up the SWI thread * in ndis_ticktask */ struct ndisproc { struct ndisqhead *np_q; struct proc *np_p; int np_state; uint8_t np_stack[PAGE_SIZE*NDIS_KSTACK_PAGES]; int np_needs_wakeup; }; extern struct ndisproc ndis_iproc; static void ndis_tick(void *xsc) { struct ndis_softc *sc; /* TODO: do we need the lock for NetBSD? */ sc = xsc; ndis_sched(ndis_ticktask, sc, NDIS_TASKQUEUE); callout_reset(&sc->ndis_stat_ch, hz * sc->ndis_block->nmb_checkforhangsecs, ndis_tick, sc); return; } static void ndis_ticktask(void *xsc) { struct ndis_softc *sc; __stdcall ndis_checkforhang_handler hangfunc; uint8_t rval; ndis_media_state linkstate; int error, len; int s; sc = xsc; hangfunc = sc->ndis_chars->nmc_checkhang_func; if (hangfunc != NULL) { rval = MSCALL1(hangfunc, sc->ndis_block->nmb_miniportadapterctx); if (rval == TRUE) { ndis_reset_nic(sc); return; } } len = sizeof(linkstate); error = ndis_get_info(sc, OID_GEN_MEDIA_CONNECT_STATUS, (void *)&linkstate, &len); NDIS_LOCK(sc); if (sc->ndis_link == 0 && linkstate == nmc_connected) { aprint_normal_dev(sc->ndis_dev, "link up\n"); sc->ndis_link = 1; NDIS_UNLOCK(sc); if (sc->ndis_80211) ndis_getstate_80211(sc); NDIS_LOCK(sc); #ifdef LINK_STATE_UP sc->arpcom.ac_if.if_link_state = LINK_STATE_UP; rt_ifmsg(&(sc->arpcom.ac_if)); #endif /* LINK_STATE_UP */ } if (sc->ndis_link == 1 && linkstate == nmc_disconnected) { aprint_normal_dev(sc->ndis_dev, "link down\n"); sc->ndis_link = 0; #ifdef LINK_STATE_DOWN sc->arpcom.ac_if.if_link_state = LINK_STATE_DOWN; rt_ifmsg(&(sc->arpcom.ac_if)); #endif /* LINK_STATE_DOWN */ } NDIS_UNLOCK(sc); return; } static void ndis_map_sclist(arg, segs, nseg, mapsize, error) void *arg; bus_dma_segment_t *segs; int nseg; bus_size_t mapsize; int error; { struct ndis_sc_list *sclist; int i; if (error || arg == NULL) return; sclist = arg; sclist->nsl_frags = nseg; for (i = 0; i < nseg; i++) { sclist->nsl_elements[i].nse_addr.np_quad = segs[i].ds_addr; sclist->nsl_elements[i].nse_len = segs[i].ds_len; } return; } static void ndis_starttask(void *arg) { struct ifnet *ifp; ifp = arg; if (!IFQ_IS_EMPTY(&ifp->if_snd)) ndis_start(ifp); return; } /* * Main transmit routine. To make NDIS drivers happy, we need to * transform mbuf chains into NDIS packets and feed them to the * send packet routines. Most drivers allow you to send several * packets at once (up to the maxpkts limit). Unfortunately, rather * that accepting them in the form of a linked list, they expect * a contiguous array of pointers to packets. * * For those drivers which use the NDIS scatter/gather DMA mechanism, * we need to perform busdma work here. Those that use map registers * will do the mapping themselves on a buffer by buffer basis. */ static void ndis_start(struct ifnet *ifp) { struct ndis_softc *sc; struct mbuf *m = NULL; ndis_packet **p0 = NULL, *p = NULL; ndis_tcpip_csum *csum; int pcnt = 0, status; int s; sc = ifp->if_softc; NDIS_LOCK(sc); if (!sc->ndis_link || ifp->if_flags & IFF_OACTIVE) { NDIS_UNLOCK(sc); return; } p0 = &sc->ndis_txarray[sc->ndis_txidx]; while(sc->ndis_txpending) { IFQ_DEQUEUE(&ifp->if_snd, m); if (m == NULL) break; NdisAllocatePacket(&status, &sc->ndis_txarray[sc->ndis_txidx], sc->ndis_txpool); if (status != NDIS_STATUS_SUCCESS) break; if (ndis_mtop(m, &sc->ndis_txarray[sc->ndis_txidx])) { #if __FreeBSD_version >= 502114 IFQ_DRV_PREPEND(&ifp->if_snd, m); #endif NDIS_UNLOCK(sc); #if __FreeBSD_version < 502114 IF_PREPEND(&ifp->if_snd, m); #endif return; } /* * Save pointer to original mbuf * so we can free it later. */ p = sc->ndis_txarray[sc->ndis_txidx]; p->np_txidx = sc->ndis_txidx; p->np_m0 = m; p->np_oob.npo_status = NDIS_STATUS_PENDING; /* * Do scatter/gather processing, if driver requested it. */ if (sc->ndis_sc) { /* * TODO: NetBSD's bus_dmamap_load_mbuf dosen't provide a callback function * argumet as FreeBSD's does figure out what to do about this. */ bus_dmamap_load_mbuf(sc->ndis_ttag, sc->ndis_tmaps[sc->ndis_txidx], m, BUS_DMA_WRITE|BUS_DMA_NOWAIT); /* Just call the callback function ? */ ndis_map_sclist(&p->np_sclist, sc->ndis_tmaps[sc->ndis_txidx]->dm_segs, sc->ndis_tmaps[sc->ndis_txidx]->dm_nsegs, sc->ndis_tmaps[sc->ndis_txidx]->dm_mapsize, 0); /* * TODO: Need an offset and length to pass to bus_dmamap_sync() (not needed in * FreeBSD), I'm not sure I did this correctly, as man 9 bus_dma says that * dm_segs is "an array of segments or a pointer to an array of segments". */ bus_dmamap_sync(sc->ndis_ttag, sc->ndis_tmaps[sc->ndis_txidx], sc->ndis_tmaps[sc->ndis_txidx]->dm_segs->ds_addr, sc->ndis_tmaps[sc->ndis_txidx]->dm_segs->ds_len, BUS_DMASYNC_PREREAD); p->np_ext.npe_info[ndis_sclist_info] = &p->np_sclist; } /* Handle checksum offload. */ if (ifp->if_capenable & IFCAP_TXCSUM && m->m_pkthdr.csum_flags) { csum = (ndis_tcpip_csum *) &p->np_ext.npe_info[ndis_tcpipcsum_info]; csum->u.ntc_txflags = NDIS_TXCSUM_DO_IPV4; if (m->m_pkthdr.csum_flags & CSUM_IP) csum->u.ntc_txflags |= NDIS_TXCSUM_DO_IP; if (m->m_pkthdr.csum_flags & CSUM_TCP) csum->u.ntc_txflags |= NDIS_TXCSUM_DO_TCP; if (m->m_pkthdr.csum_flags & CSUM_UDP) csum->u.ntc_txflags |= NDIS_TXCSUM_DO_UDP; p->np_private.npp_flags = NDIS_PROTOCOL_ID_TCP_IP; } NDIS_INC(sc); sc->ndis_txpending--; pcnt++; /* * If there's a BPF listener, bounce a copy of this frame * to him. */ bpf_mtap(ifp, m); /* * The array that p0 points to must appear contiguous, * so we must not wrap past the end of sc->ndis_txarray[]. * If it looks like we're about to wrap, break out here * so the this batch of packets can be transmitted, then * wait for txeof to ask us to send the rest. */ if (sc->ndis_txidx == 0) break; } if (pcnt == 0) { NDIS_UNLOCK(sc); return; } if (sc->ndis_txpending == 0) ifp->if_flags |= IFF_OACTIVE; /* * Set a timeout in case the chip goes out to lunch. */ ifp->if_timer = 5; NDIS_UNLOCK(sc); if (sc->ndis_maxpkts == 1) ndis_send_packet(sc, p); else ndis_send_packets(sc, p0, pcnt); return; } static int ndis_init(xsc) struct ifnet *xsc; { struct ndis_softc *sc = xsc->if_softc; struct ifnet *ifp = xsc; int s; int i, error; /* * Avoid reintializing the link unnecessarily. * This should be dealt with in a better way by * fixing the upper layer modules so they don't * call ifp->if_init() quite as often. */ if (sc->ndis_link && sc->ndis_skip) return 0; /* * Cancel pending I/O and free all RX/TX buffers. */ ndis_stop(sc); if (ndis_init_nic(sc)) { return 0; } /* Init our MAC address */ /* Program the packet filter */ sc->ndis_filter = NDIS_PACKET_TYPE_DIRECTED; if (ifp->if_flags & IFF_BROADCAST) sc->ndis_filter |= NDIS_PACKET_TYPE_BROADCAST; if (ifp->if_flags & IFF_PROMISC) sc->ndis_filter |= NDIS_PACKET_TYPE_PROMISCUOUS; i = sizeof(sc->ndis_filter); error = ndis_set_info(sc, OID_GEN_CURRENT_PACKET_FILTER, &sc->ndis_filter, &i); if (error) aprint_error_dev(sc->ndis_dev, "set filter failed: %d\n", error); /* * Program the multicast filter, if necessary. */ ndis_setmulti(sc); /* Setup task offload. */ ndis_set_offload(sc); /* Enable interrupts. */ ndis_enable_intr(sc); if (sc->ndis_80211) ndis_setstate_80211(sc); NDIS_LOCK(sc); sc->ndis_txidx = 0; sc->ndis_txpending = sc->ndis_maxpkts; sc->ndis_link = 0; ifp->if_flags |= IFF_RUNNING; ifp->if_flags &= ~IFF_OACTIVE; NDIS_UNLOCK(sc); /* * Some drivers don't set this value. The NDIS spec says * the default checkforhang timeout is "approximately 2 * seconds." We use 3 seconds, because it seems for some * drivers, exactly 2 seconds is too fast. */ if (sc->ndis_block->nmb_checkforhangsecs == 0) sc->ndis_block->nmb_checkforhangsecs = 3; callout_reset(&sc->ndis_stat_ch, hz * sc->ndis_block->nmb_checkforhangsecs, ndis_tick, sc); return 0; } /* * Set media options. */ static int ndis_ifmedia_upd(struct ifnet *ifp) { struct ndis_softc *sc; sc = ifp->if_softc; if (NDIS_INITIALIZED(sc)) ndis_init(&sc->arpcom.ac_if); return(0); } /* * Report current media status. */ static void ndis_ifmedia_sts(struct ifnet *ifp, struct ifmediareq *ifmr) { struct ndis_softc *sc; uint32_t media_info; ndis_media_state linkstate; int error, len; ifmr->ifm_status = IFM_AVALID; ifmr->ifm_active = IFM_ETHER; sc = ifp->if_softc; if (!NDIS_INITIALIZED(sc)) return; len = sizeof(linkstate); error = ndis_get_info(sc, OID_GEN_MEDIA_CONNECT_STATUS, (void *)&linkstate, &len); len = sizeof(media_info); error = ndis_get_info(sc, OID_GEN_LINK_SPEED, (void *)&media_info, &len); if (linkstate == nmc_connected) ifmr->ifm_status |= IFM_ACTIVE; switch(media_info) { case 100000: ifmr->ifm_active |= IFM_10_T; break; case 1000000: ifmr->ifm_active |= IFM_100_TX; break; case 10000000: ifmr->ifm_active |= IFM_1000_T; break; default: aprint_error_dev(sc->ndis_dev, "unknown speed: %d\n", media_info); break; } return; } /* TODO: Perhaps raise the IPL while in these wireless functions ? */ static void ndis_setstate_80211(struct ndis_softc *sc) { struct ieee80211com *ic; ndis_80211_ssid ssid; ndis_80211_config config; ndis_80211_wep wep; int i, rval = 0, len; uint32_t arg; struct ifnet *ifp; #define wk_len wk_keylen #define ic_wep_txkey ic_def_txkey ic = &sc->ic; /* TODO: are these equivelant? */ ifp = sc->ic.ic_ifp; if (!NDIS_INITIALIZED(sc)) return; /* Set network infrastructure mode. */ len = sizeof(arg); if (ic->ic_opmode == IEEE80211_M_IBSS) arg = NDIS_80211_NET_INFRA_IBSS; else arg = NDIS_80211_NET_INFRA_BSS; rval = ndis_set_info(sc, OID_802_11_INFRASTRUCTURE_MODE, &arg, &len); if (rval) aprint_error_dev(sc->ndis_dev, "set infra failed: %d\n", rval); /* Set WEP */ /* TODO: Clean up these #ifdef's */ if (ic->ic_flags & IEEE80211_F_PRIVACY) { for (i = 0; i < IEEE80211_WEP_NKID; i++) { if (ic->ic_nw_keys[i].wk_len) { memset((char *)&wep, 0, sizeof(wep)); wep.nw_keylen = ic->ic_nw_keys[i].wk_len; #ifdef notdef /* 5 and 13 are the only valid key lengths */ if (ic->ic_nw_keys[i].wk_len < 5) wep.nw_keylen = 5; else if (ic->ic_nw_keys[i].wk_len > 5 && ic->ic_nw_keys[i].wk_len < 13) wep.nw_keylen = 13; #endif wep.nw_keyidx = i; wep.nw_length = (sizeof(uint32_t) * 3) + wep.nw_keylen; if (i == ic->ic_wep_txkey) wep.nw_keyidx |= NDIS_80211_WEPKEY_TX; bcopy(ic->ic_nw_keys[i].wk_key, wep.nw_keydata, wep.nw_length); len = sizeof(wep); rval = ndis_set_info(sc, OID_802_11_ADD_WEP, &wep, &len); if (rval) aprint_error_dev(sc->ndis_dev, "set wepkey failed: %d\n", rval); } } arg = NDIS_80211_WEPSTAT_ENABLED; len = sizeof(arg); rval = ndis_set_info(sc, OID_802_11_WEP_STATUS, &arg, &len); if (rval) aprint_error_dev(sc->ndis_dev, "enable WEP failed: %d\n", rval); arg = NDIS_80211_PRIVFILT_8021XWEP; len = sizeof(arg); rval = ndis_set_info(sc, OID_802_11_PRIVACY_FILTER, &arg, &len); #ifdef IEEE80211_WEP_8021X /*IEEE80211_F_WEPON*/ /* Accept that we only have "shared" and 802.1x modes. */ if (rval == 0) { if (arg == NDIS_80211_PRIVFILT_ACCEPTALL) ic->ic_wep_mode = IEEE80211_WEP_MIXED; else ic->ic_wep_mode = IEEE80211_WEP_8021X; } #endif arg = NDIS_80211_AUTHMODE_OPEN; } else { arg = NDIS_80211_WEPSTAT_DISABLED; len = sizeof(arg); ndis_set_info(sc, OID_802_11_WEP_STATUS, &arg, &len); arg = NDIS_80211_AUTHMODE_OPEN; } len = sizeof(arg); rval = ndis_set_info(sc, OID_802_11_AUTHENTICATION_MODE, &arg, &len); #ifdef notyet if (rval) aprint_error_dev(sc->ndis_dev, "set auth failed: %d\n", rval); #endif #ifdef notyet /* Set network type. */ arg = 0; switch (ic->ic_curmode) { case IEEE80211_MODE_11A: arg = NDIS_80211_NETTYPE_11OFDM5; break; case IEEE80211_MODE_11B: arg = NDIS_80211_NETTYPE_11DS; break; case IEEE80211_MODE_11G: arg = NDIS_80211_NETTYPE_11OFDM24; break; default: aprint_error_dev(sc->ndis_dev, "unknown mode: %d\n", ic->ic_curmode); } if (arg) { len = sizeof(arg); rval = ndis_set_info(sc, OID_802_11_NETWORK_TYPE_IN_USE, &arg, &len); if (rval) aprint_error_dev(sc->ndis_dev, "set nettype failed: %d\n", rval); } #endif len = sizeof(config); memset((char *)&config, 0, len); config.nc_length = len; config.nc_fhconfig.ncf_length = sizeof(ndis_80211_config_fh); rval = ndis_get_info(sc, OID_802_11_CONFIGURATION, &config, &len); /* * Some drivers expect us to initialize these values, so * provide some defaults. */ if (config.nc_beaconperiod == 0) config.nc_beaconperiod = 100; if (config.nc_atimwin == 0) config.nc_atimwin = 100; if (config.nc_fhconfig.ncf_dwelltime == 0) config.nc_fhconfig.ncf_dwelltime = 200; if (rval == 0 && ic->ic_ibss_chan != IEEE80211_CHAN_ANYC) { int chan, chanflag; chan = ieee80211_chan2ieee(ic, ic->ic_ibss_chan); chanflag = config.nc_dsconfig > 2500000 ? IEEE80211_CHAN_2GHZ : IEEE80211_CHAN_5GHZ; if (chan != ieee80211_mhz2ieee(config.nc_dsconfig / 1000, 0)) { config.nc_dsconfig = ic->ic_ibss_chan->ic_freq * 1000; ic->ic_bss->ni_chan = ic->ic_ibss_chan; len = sizeof(config); config.nc_length = len; config.nc_fhconfig.ncf_length = sizeof(ndis_80211_config_fh); rval = ndis_set_info(sc, OID_802_11_CONFIGURATION, &config, &len); if (rval) aprint_error_dev(sc->ndis_dev, "couldn't change " "DS config to %ukHz: %d\n", config.nc_dsconfig, rval); } } else if (rval) aprint_error_dev(sc->ndis_dev, "couldn't retrieve " "channel info: %d\n", rval); /* Set SSID -- always do this last. */ len = sizeof(ssid); memset((char *)&ssid, 0, len); ssid.ns_ssidlen = ic->ic_des_esslen; if (ssid.ns_ssidlen == 0) { ssid.ns_ssidlen = 1; } else memcpy(ssid.ns_ssid, ic->ic_des_essid, ssid.ns_ssidlen); rval = ndis_set_info(sc, OID_802_11_SSID, &ssid, &len); if (rval) aprint_error_dev(sc->ndis_dev, "set ssid failed: %d\n", rval); return; } static void ndis_media_status(struct ifnet *ifp, struct ifmediareq *imr) { struct ieee80211com *ic = (void *)ifp; struct ieee80211_node *ni = NULL; imr->ifm_status = IFM_AVALID; imr->ifm_active = IFM_IEEE80211; if (ic->ic_state == IEEE80211_S_RUN) imr->ifm_status |= IFM_ACTIVE; imr->ifm_active |= IFM_AUTO; switch (ic->ic_opmode) { case IEEE80211_M_STA: ni = ic->ic_bss; /* calculate rate subtype */ imr->ifm_active |= ieee80211_rate2media(ic, ni->ni_rates.rs_rates[ni->ni_txrate], ic->ic_curmode); break; case IEEE80211_M_IBSS: ni = ic->ic_bss; /* calculate rate subtype */ imr->ifm_active |= ieee80211_rate2media(ic, ni->ni_rates.rs_rates[ni->ni_txrate], ic->ic_curmode); imr->ifm_active |= IFM_IEEE80211_ADHOC; break; case IEEE80211_M_AHDEMO: /* should not come here */ break; case IEEE80211_M_HOSTAP: imr->ifm_active |= IFM_IEEE80211_HOSTAP; break; case IEEE80211_M_MONITOR: imr->ifm_active |= IFM_IEEE80211_MONITOR; break; } switch (ic->ic_curmode) { case IEEE80211_MODE_11A: imr->ifm_active |= IFM_MAKEMODE(IFM_IEEE80211_11A); break; case IEEE80211_MODE_11B: imr->ifm_active |= IFM_MAKEMODE(IFM_IEEE80211_11B); break; case IEEE80211_MODE_11G: imr->ifm_active |= IFM_MAKEMODE(IFM_IEEE80211_11G); break; /* * TODO: is this correct? (IEEE80211_MODE_TURBO_A and IEEE80211_MODE_TURBO_G * are defined in _ieee80211.h) */ case IEEE80211_MODE_TURBO_A: case IEEE80211_MODE_TURBO_G: imr->ifm_active |= IFM_MAKEMODE(IFM_IEEE80211_11A) | IFM_IEEE80211_TURBO; break; } } static int ndis_get_assoc(struct ndis_softc *sc, ndis_wlan_bssid_ex **assoc) { ndis_80211_bssid_list_ex *bl; ndis_wlan_bssid_ex *bs; ndis_80211_macaddr bssid; int i, len, error; if (!sc->ndis_link) return(ENOENT); len = sizeof(bssid); error = ndis_get_info(sc, OID_802_11_BSSID, &bssid, &len); if (error) { aprint_error_dev(sc->ndis_dev, "failed to get bssid\n"); return(ENOENT); } len = 0; error = ndis_get_info(sc, OID_802_11_BSSID_LIST, NULL, &len); if (error != ENOSPC) { aprint_error_dev(sc->ndis_dev, "bssid_list failed\n"); return (error); } bl = malloc(len, M_TEMP, M_NOWAIT|M_ZERO); error = ndis_get_info(sc, OID_802_11_BSSID_LIST, bl, &len); if (error) { free(bl, M_TEMP); aprint_error_dev(sc->ndis_dev, "bssid_list failed\n"); return (error); } bs = (ndis_wlan_bssid_ex *)&bl->nblx_bssid[0]; for (i = 0; i < bl->nblx_items; i++) { if (memcmp(bs->nwbx_macaddr, bssid, sizeof(bssid)) == 0) { *assoc = malloc(bs->nwbx_len, M_TEMP, M_NOWAIT); if (*assoc == NULL) { free(bl, M_TEMP); return(ENOMEM); } memcpy((char *)*assoc, (char *)bs, bs->nwbx_len); free(bl, M_TEMP); return(0); } bs = (ndis_wlan_bssid_ex *)((char *)bs + bs->nwbx_len); } free(bl, M_TEMP); return(ENOENT); } static void ndis_getstate_80211(struct ndis_softc *sc) { struct ieee80211com *ic; ndis_80211_ssid ssid; ndis_80211_config config; ndis_wlan_bssid_ex *bs = 0; int rval, len, i = 0; uint32_t arg; struct ifnet *ifp; ic = &sc->ic; /* TODO: are these equivelant? */ ifp = sc->ic.ic_ifp; if (!NDIS_INITIALIZED(sc)) return; if (sc->ndis_link) ic->ic_state = IEEE80211_S_RUN; else ic->ic_state = IEEE80211_S_ASSOC; /* * If we're associated, retrieve info on the current bssid. */ if ((rval = ndis_get_assoc(sc, &bs)) == 0) { switch(bs->nwbx_nettype) { case NDIS_80211_NETTYPE_11FH: case NDIS_80211_NETTYPE_11DS: ic->ic_curmode = IEEE80211_MODE_11B; break; case NDIS_80211_NETTYPE_11OFDM5: ic->ic_curmode = IEEE80211_MODE_11A; break; case NDIS_80211_NETTYPE_11OFDM24: ic->ic_curmode = IEEE80211_MODE_11G; break; default: aprint_error_dev(sc->ndis_dev, "unknown nettype %d\n", (int)bs->nwbx_nettype); break; } free(bs, M_TEMP); } else return; len = sizeof(ssid); memset((char *)&ssid, 0, len); rval = ndis_get_info(sc, OID_802_11_SSID, &ssid, &len); if (rval) aprint_error_dev(sc->ndis_dev, "get ssid failed: %d\n", rval); memcpy(ic->ic_bss->ni_essid, ssid.ns_ssid, ssid.ns_ssidlen); ic->ic_bss->ni_esslen = ssid.ns_ssidlen; len = sizeof(arg); rval = ndis_get_info(sc, OID_GEN_LINK_SPEED, &arg, &len); if (rval) aprint_error_dev(sc->ndis_dev, "get link speed failed: %d\n", rval); if (ic->ic_modecaps & (1<ic_bss->ni_rates = ic->ic_sup_rates[IEEE80211_MODE_11B]; for (i = 0; i < ic->ic_bss->ni_rates.rs_nrates; i++) { if ((ic->ic_bss->ni_rates.rs_rates[i] & IEEE80211_RATE_VAL) == arg / 5000) break; } } if (i == ic->ic_bss->ni_rates.rs_nrates && ic->ic_modecaps & (1<ic_bss->ni_rates = ic->ic_sup_rates[IEEE80211_MODE_11G]; for (i = 0; i < ic->ic_bss->ni_rates.rs_nrates; i++) { if ((ic->ic_bss->ni_rates.rs_rates[i] & IEEE80211_RATE_VAL) == arg / 5000) break; } } if (i == ic->ic_bss->ni_rates.rs_nrates) aprint_error_dev(sc->ndis_dev, "no matching rate for: %d\n", arg / 5000); else ic->ic_bss->ni_txrate = i; if (ic->ic_caps & IEEE80211_C_PMGT) { len = sizeof(arg); rval = ndis_get_info(sc, OID_802_11_POWER_MODE, &arg, &len); if (rval) aprint_error_dev(sc->ndis_dev, "get power mode failed: %d\n", rval); if (arg == NDIS_80211_POWERMODE_CAM) ic->ic_flags &= ~IEEE80211_F_PMGTON; else ic->ic_flags |= IEEE80211_F_PMGTON; } len = sizeof(config); memset((char *)&config, 0, len); config.nc_length = len; config.nc_fhconfig.ncf_length = sizeof(ndis_80211_config_fh); rval = ndis_get_info(sc, OID_802_11_CONFIGURATION, &config, &len); if (rval == 0) { int chan; chan = ieee80211_mhz2ieee(config.nc_dsconfig / 1000, 0); if (chan < 0 || chan >= IEEE80211_CHAN_MAX) { if (ifp->if_flags & IFF_DEBUG) aprint_error_dev(sc->ndis_dev, "current channel " "(%uMHz) out of bounds\n", config.nc_dsconfig / 1000); ic->ic_bss->ni_chan = &ic->ic_channels[1]; } else ic->ic_bss->ni_chan = &ic->ic_channels[chan]; } else aprint_error_dev(sc->ndis_dev, "couldn't retrieve " "channel info: %d\n", rval); /* len = sizeof(arg); rval = ndis_get_info(sc, OID_802_11_WEP_STATUS, &arg, &len); if (rval) device_printf (sc->ndis_dev, "get wep status failed: %d\n", rval); if (arg == NDIS_80211_WEPSTAT_ENABLED) ic->ic_flags |= IEEE80211_F_WEPON; else ic->ic_flags &= ~IEEE80211_F_WEPON; */ return; } static int ndis_ioctl(struct ifnet *ifp, u_long command, void *data) { struct ndis_softc *sc = ifp->if_softc; struct ifreq *ifr = (struct ifreq *) data; int i, error = 0; int s; /*NDIS_LOCK(sc);*/ s = splnet(); switch(command) { case SIOCSIFFLAGS: if ((error = ifioctl_common(ifp, command, data)) != 0) break; if (ifp->if_flags & IFF_UP) { if (ifp->if_flags & IFF_RUNNING && ifp->if_flags & IFF_PROMISC && !(sc->ndis_if_flags & IFF_PROMISC)) { sc->ndis_filter |= NDIS_PACKET_TYPE_PROMISCUOUS; i = sizeof(sc->ndis_filter); error = ndis_set_info(sc, OID_GEN_CURRENT_PACKET_FILTER, &sc->ndis_filter, &i); } else if (ifp->if_flags & IFF_RUNNING && !(ifp->if_flags & IFF_PROMISC) && sc->ndis_if_flags & IFF_PROMISC) { sc->ndis_filter &= ~NDIS_PACKET_TYPE_PROMISCUOUS; i = sizeof(sc->ndis_filter); error = ndis_set_info(sc, OID_GEN_CURRENT_PACKET_FILTER, &sc->ndis_filter, &i); } else ndis_init(ifp); } else { if (ifp->if_flags & IFF_RUNNING) ndis_stop(sc); } sc->ndis_if_flags = ifp->if_flags; error = 0; break; case SIOCADDMULTI: case SIOCDELMULTI: /* * TODO: I'm really not sure this is the correct thing to do here, but multicast * address lists weren't getting set in ether_ioctl because they SIOCADDMULTI * is routed to ndis_setmulti here. */ error = ether_ioctl(ifp, command, data); ndis_setmulti(sc); error = 0; break; case SIOCGIFMEDIA: case SIOCSIFMEDIA: if (sc->ndis_80211) { error = ieee80211_ioctl(&sc->ic, command, data); if (error == ENETRESET) { ndis_setstate_80211(sc); /*ndis_init(sc);*/ error = 0; } } else error = ifmedia_ioctl(ifp, ifr, &sc->ifmedia, command); break; case SIOCSIFCAP: if ((error = ether_ioctl(ifp, command, data)) == ENETRESET) { ndis_set_offload(sc); error = 0; } break; case SIOCGIFGENERIC: case SIOCSIFGENERIC: if (sc->ndis_80211 && NDIS_INITIALIZED(sc)) { if (command == SIOCGIFGENERIC) error = ndis_wi_ioctl_get(ifp, command, data); else error = ndis_wi_ioctl_set(ifp, command, data); } else error = ENOTTY; if (error != ENOTTY) break; default: sc->ndis_skip = 1; if (sc->ndis_80211) { error = ieee80211_ioctl(&sc->ic, command, data); if (error == ENETRESET) { ndis_setstate_80211(sc); error = 0; } } else { error = ether_ioctl(ifp, command, data); } sc->ndis_skip = 0; break; } /*NDIS_UNLOCK(sc);*/ splx(s); return(error); } static int ndis_wi_ioctl_get(struct ifnet *ifp, u_long command, void * data) { struct wi_req wreq; struct ifreq *ifr; struct ndis_softc *sc; ndis_80211_bssid_list_ex *bl; ndis_wlan_bssid_ex *wb; struct wi_apinfo *api; int error, i, j, len, maxaps; sc = ifp->if_softc; ifr = (struct ifreq *)data; error = copyin(ifr->ifr_data, &wreq, sizeof(wreq)); if (error) return (error); switch (wreq.wi_type) { case WI_RID_READ_APS: len = 0; error = ndis_set_info(sc, OID_802_11_BSSID_LIST_SCAN, NULL, &len); if (error == 0) tsleep(&error, PPAUSE|PCATCH, "ssidscan", hz * 2); len = 0; error = ndis_get_info(sc, OID_802_11_BSSID_LIST, NULL, &len); if (error != ENOSPC) break; bl = malloc(len, M_DEVBUF, M_WAITOK|M_ZERO); error = ndis_get_info(sc, OID_802_11_BSSID_LIST, bl, &len); if (error) { free(bl, M_DEVBUF); break; } maxaps = (2 * wreq.wi_len - sizeof(int)) / sizeof(*api); maxaps = MIN(maxaps, bl->nblx_items); wreq.wi_len = (maxaps * sizeof(*api) + sizeof(int)) / 2; *(int *)&wreq.wi_val = maxaps; api = (struct wi_apinfo *)&((int *)&wreq.wi_val)[1]; wb = bl->nblx_bssid; while (maxaps--) { memset(api, 0, sizeof(*api)); memcpy(&api->bssid, &wb->nwbx_macaddr, sizeof(api->bssid)); api->namelen = wb->nwbx_ssid.ns_ssidlen; memcpy(&api->name, &wb->nwbx_ssid.ns_ssid, api->namelen); if (wb->nwbx_privacy) api->capinfo |= IEEE80211_CAPINFO_PRIVACY; /* XXX Where can we get noise information? */ api->signal = wb->nwbx_rssi + 149; /* XXX */ api->quality = api->signal; api->channel = ieee80211_mhz2ieee(wb->nwbx_config.nc_dsconfig / 1000, 0); /* In "auto" infrastructure mode, this is useless. */ if (wb->nwbx_netinfra == NDIS_80211_NET_INFRA_IBSS) api->capinfo |= IEEE80211_CAPINFO_IBSS; if (wb->nwbx_len > sizeof(ndis_wlan_bssid)) { j = sizeof(ndis_80211_rates_ex); /* handle other extended things */ } else j = sizeof(ndis_80211_rates); for (i = api->rate = 0; i < j; i++) api->rate = MAX(api->rate, 5 * (wb->nwbx_supportedrates[i] & 0x7f)); api++; wb = (ndis_wlan_bssid_ex *)((char *)wb + wb->nwbx_len); } free(bl, M_DEVBUF); error = copyout(&wreq, ifr->ifr_data, sizeof(wreq)); break; default: error = ENOTTY; break; } return (error); } static int ndis_wi_ioctl_set(struct ifnet *ifp, u_long command, void * data) { struct wi_req wreq; struct ifreq *ifr; struct ndis_softc *sc; uint32_t foo; int error, len; error = kauth_authorize_network(kauth_cred_get(), KAUTH_NETWORK_INTERFACE, KAUTH_REQ_NETWORK_INTERFACE_SETPRIV, ifp, KAUTH_ARG(command), NULL); if (error) return (error); sc = ifp->if_softc; ifr = (struct ifreq *)data; error = copyin(ifr->ifr_data, &wreq, sizeof(wreq)); if (error) return (error); switch (wreq.wi_type) { case WI_RID_SCAN_APS: case WI_RID_SCAN_REQ: /* arguments ignored */ len = sizeof(foo); foo = 0; error = ndis_set_info(sc, OID_802_11_BSSID_LIST_SCAN, &foo, &len); break; default: error = ENOTTY; break; } return (error); } static void ndis_watchdog(struct ifnet *ifp) { struct ndis_softc *sc; int s; sc = ifp->if_softc; NDIS_LOCK(sc); ifp->if_oerrors++; aprint_error_dev(sc->ndis_dev, "watchdog timeout\n"); NDIS_UNLOCK(sc); ndis_sched((void(*)(void *))ndis_reset_nic, sc, NDIS_TASKQUEUE); ndis_sched(ndis_starttask, ifp, NDIS_TASKQUEUE); return; } /* * Stop the adapter and free any mbufs allocated to the * RX and TX lists. */ static void ndis_stop(struct ndis_softc *sc) { struct ifnet *ifp; int s; ifp = &sc->arpcom.ac_if; callout_stop(&sc->ndis_stat_ch); ndis_halt_nic(sc); NDIS_LOCK(sc); ifp->if_timer = 0; sc->ndis_link = 0; ifp->if_flags &= ~(IFF_RUNNING | IFF_OACTIVE); NDIS_UNLOCK(sc); return; } /* * Stop all chip I/O so that the kernel's probe routines don't * get confused by errant DMAs when rebooting. */ /* TODO: remove this #ifdef once ndis_shutdown_nic() is working on NetBSD */