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NetBSD/sys/dev/if_ndis/if_ndis.c

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/* $NetBSD: if_ndis.c,v 1.34 2012/10/27 17:18:23 chs Exp $ */
/*-
* Copyright (c) 2003
* Bill Paul <wpaul@windriver.com>. 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 <sys/cdefs.h>
#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 1.34 2012/10/27 17:18:23 chs Exp $");
#endif
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/sockio.h>
#include <sys/mbuf.h>
#include <sys/malloc.h>
#include <sys/kernel.h>
#include <sys/socket.h>
#include <sys/queue.h>
#include <sys/device.h>
#include <sys/kauth.h>
#include <sys/module.h>
#include <sys/proc.h>
#include <sys/sysctl.h>
#include <net/if.h>
#include <net/if_arp.h>
#include <net/if_ether.h>
#include <net/if_dl.h>
#include <net/if_media.h>
#include <net/route.h>
#include <net/bpf.h>
#include <sys/bus.h>
#include <net80211/ieee80211_var.h>
#include <net80211/ieee80211_ioctl.h>
#include <dev/ic/wi_ieee.h>
#include <dev/pci/pcireg.h>
#include <dev/pci/pcivar.h>
#include <dev/pci/pcidevs.h>
#include <compat/ndis/pe_var.h>
#include <compat/ndis/resource_var.h>
#include <compat/ndis/ntoskrnl_var.h>
#include <compat/ndis/hal_var.h>
#include <compat/ndis/ndis_var.h>
#include <compat/ndis/cfg_var.h>
#include <compat/ndis/nbcompat.h>
#include <dev/if_ndis/if_ndisvar.h>
#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<<IEEE80211_MODE_AUTO);
len = 0;
r = ndis_get_info(sc, OID_802_11_NETWORK_TYPES_SUPPORTED,
NULL, &len);
if (r != ENOSPC)
goto nonettypes;
ntl = malloc(len, M_DEVBUF, M_WAITOK|M_ZERO);
r = ndis_get_info(sc, OID_802_11_NETWORK_TYPES_SUPPORTED,
ntl, &len);
if (r != 0) {
free(ntl, M_DEVBUF);
goto nonettypes;
}
for (j = 0; j < ntl->ntl_items; j++) {
switch (ntl->ntl_type[j]) {
case NDIS_80211_NETTYPE_11FH:
case NDIS_80211_NETTYPE_11DS:
ic->ic_modecaps |= (1<<IEEE80211_MODE_11B);
break;
case NDIS_80211_NETTYPE_11OFDM5:
ic->ic_modecaps |= (1<<IEEE80211_MODE_11A);
break;
case NDIS_80211_NETTYPE_11OFDM24:
ic->ic_modecaps |= (1<<IEEE80211_MODE_11G);
break;
default:
break;
}
}
free(ntl, M_DEVBUF);
nonettypes:
len = sizeof(rates);
memset((char *)&rates, 0, len);
r = ndis_get_info(sc, OID_802_11_SUPPORTED_RATES,
(void *)rates, &len);
if (r)
aprint_error_dev(sc->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<<IEEE80211_MODE_11A))
ic->ic_sup_rates[IEEE80211_MODE_11A].rs_nrates = 0;
if (ic->ic_modecaps & (1<<IEEE80211_MODE_11B))
ic->ic_sup_rates[IEEE80211_MODE_11B].rs_nrates = 0;
if (ic->ic_modecaps & (1<<IEEE80211_MODE_11G))
ic->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<<IEEE80211_MODE_11B))) {
/* Lazy-init 802.11b. */
ic->ic_modecaps |=
(1<<IEEE80211_MODE_11B);
ic->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<<IEEE80211_MODE_11A)) {
SETRATE(IEEE80211_MODE_11A, rates[j]);
INCRATE(IEEE80211_MODE_11A);
}
if (ic->ic_modecaps & (1<<IEEE80211_MODE_11G)) {
SETRATE(IEEE80211_MODE_11G, rates[j]);
INCRATE(IEEE80211_MODE_11G);
}
break;
}
}
/*
* If the hardware supports 802.11g, it most
* likely supports 802.11b and all of the
* 802.11b and 802.11g speeds, so maybe we can
* just cheat here. Just how in the heck do
* we detect turbo modes, though?
*/
if (ic->ic_modecaps & (1<<IEEE80211_MODE_11B)) {
TESTSETRATE(IEEE80211_MODE_11B,
IEEE80211_RATE_BASIC|2);
TESTSETRATE(IEEE80211_MODE_11B,
IEEE80211_RATE_BASIC|4);
TESTSETRATE(IEEE80211_MODE_11B,
IEEE80211_RATE_BASIC|11);
TESTSETRATE(IEEE80211_MODE_11B,
IEEE80211_RATE_BASIC|22);
}
if (ic->ic_modecaps & (1<<IEEE80211_MODE_11G)) {
TESTSETRATE(IEEE80211_MODE_11G, 47);
TESTSETRATE(IEEE80211_MODE_11G, 72);
TESTSETRATE(IEEE80211_MODE_11G, 96);
TESTSETRATE(IEEE80211_MODE_11G, 108);
}
if (ic->ic_modecaps & (1<<IEEE80211_MODE_11A)) {
TESTSETRATE(IEEE80211_MODE_11A, 47);
TESTSETRATE(IEEE80211_MODE_11A, 72);
TESTSETRATE(IEEE80211_MODE_11A, 96);
TESTSETRATE(IEEE80211_MODE_11A, 108);
}
#undef SETRATE
#undef INCRATE
/*
* Taking yet more guesses here.
*/
for (j = 1; j < IEEE80211_CHAN_MAX; j++) {
int chanflag = 0;
if (ic->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;
m0->m_pkthdr.rcvif = ifp;
ifp->if_ipackets++;
/* 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;
}
}
bpf_mtap(ifp, m0);
(*ifp->if_input)(ifp, 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",
arg);
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<<IEEE80211_MODE_11B)) {
ic->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<<IEEE80211_MODE_11G)) {
ic->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 */
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