arc_event *ae_cloneevent(arc_event *source){
arc_event *dest;
vector *sourcevector ;
dest = ae_createevent();
dest->indexed=source->indexed;
ae_reset(source);
while (!ae_eof(source)){
sourcevector = ae_readnext(source);
ae_replacevector(dest,sourcevector); //clones vector to unique copy.
}
ae_reset(dest); ae_reset(source);
return(dest);
}
int ae_clear(arc_event **event){
vector *v;
vs_list *list;
arc_event *c;
if((*event!=NULL) && (event!=NULL)){
c = *event;
if (c->type == ae_event){ // handles both, as views only get freed, while events get cleared and freed.
ae_reset(c);
while (!ae_eof(c)){
v = ae_readnext(c);
vs_destroyvector(&v);
c->current->item = NULL;
}
ae_reset(c);
}
}
return(1);
}
/*
* ae_attach:
*
* Attach an ae interface to the system.
*/
void
ae_attach(device_t parent, device_t self, void *aux)
{
const uint8_t *enaddr;
prop_data_t ea;
struct ae_softc *sc = device_private(self);
struct arbus_attach_args *aa = aux;
struct ifnet *ifp = &sc->sc_ethercom.ec_if;
int i, error;
sc->sc_dev = self;
callout_init(&sc->sc_tick_callout, 0);
printf(": Atheros AR531X 10/100 Ethernet\n");
/*
* Try to get MAC address.
*/
ea = prop_dictionary_get(device_properties(sc->sc_dev), "mac-address");
if (ea == NULL) {
printf("%s: unable to get mac-addr property\n",
device_xname(sc->sc_dev));
return;
}
KASSERT(prop_object_type(ea) == PROP_TYPE_DATA);
KASSERT(prop_data_size(ea) == ETHER_ADDR_LEN);
enaddr = prop_data_data_nocopy(ea);
/* Announce ourselves. */
printf("%s: Ethernet address %s\n", device_xname(sc->sc_dev),
ether_sprintf(enaddr));
sc->sc_cirq = aa->aa_cirq;
sc->sc_mirq = aa->aa_mirq;
sc->sc_st = aa->aa_bst;
sc->sc_dmat = aa->aa_dmat;
SIMPLEQ_INIT(&sc->sc_txfreeq);
SIMPLEQ_INIT(&sc->sc_txdirtyq);
/*
* Map registers.
*/
sc->sc_size = aa->aa_size;
if ((error = bus_space_map(sc->sc_st, aa->aa_addr, sc->sc_size, 0,
&sc->sc_sh)) != 0) {
printf("%s: unable to map registers, error = %d\n",
device_xname(sc->sc_dev), error);
goto fail_0;
}
/*
* Allocate the control data structures, and create and load the
* DMA map for it.
*/
if ((error = bus_dmamem_alloc(sc->sc_dmat,
sizeof(struct ae_control_data), PAGE_SIZE, 0, &sc->sc_cdseg,
1, &sc->sc_cdnseg, 0)) != 0) {
printf("%s: unable to allocate control data, error = %d\n",
device_xname(sc->sc_dev), error);
goto fail_1;
}
if ((error = bus_dmamem_map(sc->sc_dmat, &sc->sc_cdseg, sc->sc_cdnseg,
sizeof(struct ae_control_data), (void **)&sc->sc_control_data,
BUS_DMA_COHERENT)) != 0) {
printf("%s: unable to map control data, error = %d\n",
device_xname(sc->sc_dev), error);
goto fail_2;
}
if ((error = bus_dmamap_create(sc->sc_dmat,
sizeof(struct ae_control_data), 1,
sizeof(struct ae_control_data), 0, 0, &sc->sc_cddmamap)) != 0) {
printf("%s: unable to create control data DMA map, "
"error = %d\n", device_xname(sc->sc_dev), error);
goto fail_3;
}
if ((error = bus_dmamap_load(sc->sc_dmat, sc->sc_cddmamap,
sc->sc_control_data, sizeof(struct ae_control_data), NULL,
0)) != 0) {
printf("%s: unable to load control data DMA map, error = %d\n",
device_xname(sc->sc_dev), error);
goto fail_4;
}
/*
* Create the transmit buffer DMA maps.
*/
for (i = 0; i < AE_TXQUEUELEN; i++) {
if ((error = bus_dmamap_create(sc->sc_dmat, MCLBYTES,
AE_NTXSEGS, MCLBYTES, 0, 0,
&sc->sc_txsoft[i].txs_dmamap)) != 0) {
printf("%s: unable to create tx DMA map %d, "
"error = %d\n", device_xname(sc->sc_dev), i, error);
goto fail_5;
}
}
/*
* Create the receive buffer DMA maps.
*/
for (i = 0; i < AE_NRXDESC; i++) {
if ((error = bus_dmamap_create(sc->sc_dmat, MCLBYTES, 1,
MCLBYTES, 0, 0, &sc->sc_rxsoft[i].rxs_dmamap)) != 0) {
printf("%s: unable to create rx DMA map %d, "
"error = %d\n", device_xname(sc->sc_dev), i, error);
goto fail_6;
}
sc->sc_rxsoft[i].rxs_mbuf = NULL;
}
/*
* Reset the chip to a known state.
*/
ae_reset(sc);
/*
* From this point forward, the attachment cannot fail. A failure
* before this point releases all resources that may have been
* allocated.
*/
sc->sc_flags |= AE_ATTACHED;
/*
* Initialize our media structures. This may probe the MII, if
* present.
*/
sc->sc_mii.mii_ifp = ifp;
sc->sc_mii.mii_readreg = ae_mii_readreg;
sc->sc_mii.mii_writereg = ae_mii_writereg;
sc->sc_mii.mii_statchg = ae_mii_statchg;
sc->sc_ethercom.ec_mii = &sc->sc_mii;
ifmedia_init(&sc->sc_mii.mii_media, 0, ether_mediachange,
ether_mediastatus);
mii_attach(sc->sc_dev, &sc->sc_mii, 0xffffffff, MII_PHY_ANY,
MII_OFFSET_ANY, 0);
if (LIST_FIRST(&sc->sc_mii.mii_phys) == NULL) {
ifmedia_add(&sc->sc_mii.mii_media, IFM_ETHER|IFM_NONE, 0, NULL);
ifmedia_set(&sc->sc_mii.mii_media, IFM_ETHER|IFM_NONE);
} else
ifmedia_set(&sc->sc_mii.mii_media, IFM_ETHER|IFM_AUTO);
sc->sc_tick = ae_mii_tick;
strcpy(ifp->if_xname, device_xname(sc->sc_dev));
ifp->if_softc = sc;
ifp->if_flags = IFF_BROADCAST | IFF_SIMPLEX | IFF_MULTICAST;
sc->sc_if_flags = ifp->if_flags;
ifp->if_ioctl = ae_ioctl;
ifp->if_start = ae_start;
ifp->if_watchdog = ae_watchdog;
ifp->if_init = ae_init;
ifp->if_stop = ae_stop;
IFQ_SET_READY(&ifp->if_snd);
/*
* We can support 802.1Q VLAN-sized frames.
*/
sc->sc_ethercom.ec_capabilities |= ETHERCAP_VLAN_MTU;
/*
* Attach the interface.
*/
if_attach(ifp);
ether_ifattach(ifp, enaddr);
ether_set_ifflags_cb(&sc->sc_ethercom, ae_ifflags_cb);
rnd_attach_source(&sc->sc_rnd_source, device_xname(sc->sc_dev),
RND_TYPE_NET, RND_FLAG_DEFAULT);
/*
* Make sure the interface is shutdown during reboot.
*/
sc->sc_sdhook = shutdownhook_establish(ae_shutdown, sc);
if (sc->sc_sdhook == NULL)
printf("%s: WARNING: unable to establish shutdown hook\n",
device_xname(sc->sc_dev));
/*
* Add a suspend hook to make sure we come back up after a
* resume.
*/
sc->sc_powerhook = powerhook_establish(device_xname(sc->sc_dev),
ae_power, sc);
if (sc->sc_powerhook == NULL)
printf("%s: WARNING: unable to establish power hook\n",
device_xname(sc->sc_dev));
return;
/*
* Free any resources we've allocated during the failed attach
* attempt. Do this in reverse order and fall through.
*/
fail_6:
for (i = 0; i < AE_NRXDESC; i++) {
if (sc->sc_rxsoft[i].rxs_dmamap != NULL)
bus_dmamap_destroy(sc->sc_dmat,
sc->sc_rxsoft[i].rxs_dmamap);
}
fail_5:
for (i = 0; i < AE_TXQUEUELEN; i++) {
if (sc->sc_txsoft[i].txs_dmamap != NULL)
bus_dmamap_destroy(sc->sc_dmat,
sc->sc_txsoft[i].txs_dmamap);
}
bus_dmamap_unload(sc->sc_dmat, sc->sc_cddmamap);
fail_4:
bus_dmamap_destroy(sc->sc_dmat, sc->sc_cddmamap);
fail_3:
bus_dmamem_unmap(sc->sc_dmat, (void *)sc->sc_control_data,
sizeof(struct ae_control_data));
fail_2:
bus_dmamem_free(sc->sc_dmat, &sc->sc_cdseg, sc->sc_cdnseg);
fail_1:
bus_space_unmap(sc->sc_st, sc->sc_sh, sc->sc_size);
fail_0:
return;
}
