Пример #1
0
/*---------------------------------------------------------------------------*
 *	initialize one B channels rx/tx data structures and init/deinit HSCX
 *---------------------------------------------------------------------------*/
void
isic_bchannel_setup(int unit, int h_chan, int bprot, int activate)
{
	struct l1_softc *sc = &l1_sc[unit];
	l1_bchan_state_t *chan = &sc->sc_chan[h_chan];

	int s = SPLI4B();
	
	if(activate == 0)
	{
		/* deactivation */
		isic_hscx_init(sc, h_chan, activate);
	}
		
	NDBGL1(L1_BCHAN, "unit=%d, channel=%d, %s",
		sc->sc_unit, h_chan, activate ? "activate" : "deactivate");

	/* general part */

	chan->unit = sc->sc_unit;	/* unit number */
	chan->channel = h_chan;	/* B channel */
	chan->bprot = bprot;		/* B channel protocol */
	chan->state = HSCX_IDLE;	/* B channel state */

	/* receiver part */

	chan->rx_queue.ifq_maxlen = IFQ_MAXLEN;

	if(!mtx_initialized(&chan->rx_queue.ifq_mtx))
		mtx_init(&chan->rx_queue.ifq_mtx, "i4b_isic_rx", NULL, MTX_DEF);

	i4b_Bcleanifq(&chan->rx_queue);	/* clean rx queue */

	chan->rxcount = 0;		/* reset rx counter */
	
	i4b_Bfreembuf(chan->in_mbuf);	/* clean rx mbuf */

	chan->in_mbuf = NULL;		/* reset mbuf ptr */
	chan->in_cbptr = NULL;		/* reset mbuf curr ptr */
	chan->in_len = 0;		/* reset mbuf data len */
	
	/* transmitter part */

	chan->tx_queue.ifq_maxlen = IFQ_MAXLEN;

	if(!mtx_initialized(&chan->tx_queue.ifq_mtx))
		mtx_init(&chan->tx_queue.ifq_mtx, "i4b_isic_tx", NULL, MTX_DEF);
	
	i4b_Bcleanifq(&chan->tx_queue);	/* clean tx queue */

	chan->txcount = 0;		/* reset tx counter */
	
	i4b_Bfreembuf(chan->out_mbuf_head);	/* clean tx mbuf */

	chan->out_mbuf_head = NULL;	/* reset head mbuf ptr */
	chan->out_mbuf_cur = NULL;	/* reset current mbuf ptr */	
	chan->out_mbuf_cur_ptr = NULL;	/* reset current mbuf data ptr */
	chan->out_mbuf_cur_len = 0;	/* reset current mbuf data cnt */
	
	if(activate != 0)
	{
		/* activation */
		isic_hscx_init(sc, h_chan, activate);
	}

	splx(s);
}
Пример #2
0
int
ata_attach(device_t dev)
{
    struct ata_channel *ch = device_get_softc(dev);
    int error, rid;
    struct cam_devq *devq;
    const char *res;
    char buf[64];
    int i, mode;

    /* check that we have a virgin channel to attach */
    if (ch->r_irq)
	return EEXIST;

    /* initialize the softc basics */
    ch->dev = dev;
    ch->state = ATA_IDLE;
    bzero(&ch->state_mtx, sizeof(struct mtx));
    mtx_init(&ch->state_mtx, "ATA state lock", NULL, MTX_DEF);
    TASK_INIT(&ch->conntask, 0, ata_conn_event, dev);
	for (i = 0; i < 16; i++) {
		ch->user[i].revision = 0;
		snprintf(buf, sizeof(buf), "dev%d.sata_rev", i);
		if (resource_int_value(device_get_name(dev),
		    device_get_unit(dev), buf, &mode) != 0 &&
		    resource_int_value(device_get_name(dev),
		    device_get_unit(dev), "sata_rev", &mode) != 0)
			mode = -1;
		if (mode >= 0)
			ch->user[i].revision = mode;
		ch->user[i].mode = 0;
		snprintf(buf, sizeof(buf), "dev%d.mode", i);
		if (resource_string_value(device_get_name(dev),
		    device_get_unit(dev), buf, &res) == 0)
			mode = ata_str2mode(res);
		else if (resource_string_value(device_get_name(dev),
		    device_get_unit(dev), "mode", &res) == 0)
			mode = ata_str2mode(res);
		else
			mode = -1;
		if (mode >= 0)
			ch->user[i].mode = mode;
		if (ch->flags & ATA_SATA)
			ch->user[i].bytecount = 8192;
		else
			ch->user[i].bytecount = MAXPHYS;
		ch->user[i].caps = 0;
		ch->curr[i] = ch->user[i];
		if (ch->flags & ATA_SATA) {
			if (ch->pm_level > 0)
				ch->user[i].caps |= CTS_SATA_CAPS_H_PMREQ;
			if (ch->pm_level > 1)
				ch->user[i].caps |= CTS_SATA_CAPS_D_PMREQ;
		} else {
			if (!(ch->flags & ATA_NO_48BIT_DMA))
				ch->user[i].caps |= CTS_ATA_CAPS_H_DMA48;
		}
	}
	callout_init(&ch->poll_callout, 1);

    /* allocate DMA resources if DMA HW present*/
    if (ch->dma.alloc)
	ch->dma.alloc(dev);

    /* setup interrupt delivery */
    rid = ATA_IRQ_RID;
    ch->r_irq = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid,
				       RF_SHAREABLE | RF_ACTIVE);
    if (!ch->r_irq) {
	device_printf(dev, "unable to allocate interrupt\n");
	return ENXIO;
    }
    if ((error = bus_setup_intr(dev, ch->r_irq, ATA_INTR_FLAGS, NULL,
				ata_interrupt, ch, &ch->ih))) {
	bus_release_resource(dev, SYS_RES_IRQ, rid, ch->r_irq);
	device_printf(dev, "unable to setup interrupt\n");
	return error;
    }

	if (ch->flags & ATA_PERIODIC_POLL)
		callout_reset(&ch->poll_callout, hz, ata_periodic_poll, ch);
	mtx_lock(&ch->state_mtx);
	/* Create the device queue for our SIM. */
	devq = cam_simq_alloc(1);
	if (devq == NULL) {
		device_printf(dev, "Unable to allocate simq\n");
		error = ENOMEM;
		goto err1;
	}
	/* Construct SIM entry */
	ch->sim = cam_sim_alloc(ataaction, atapoll, "ata", ch,
	    device_get_unit(dev), &ch->state_mtx, 1, 0, devq);
	if (ch->sim == NULL) {
		device_printf(dev, "unable to allocate sim\n");
		cam_simq_free(devq);
		error = ENOMEM;
		goto err1;
	}
	if (xpt_bus_register(ch->sim, dev, 0) != CAM_SUCCESS) {
		device_printf(dev, "unable to register xpt bus\n");
		error = ENXIO;
		goto err2;
	}
	if (xpt_create_path(&ch->path, /*periph*/NULL, cam_sim_path(ch->sim),
	    CAM_TARGET_WILDCARD, CAM_LUN_WILDCARD) != CAM_REQ_CMP) {
		device_printf(dev, "unable to create path\n");
		error = ENXIO;
		goto err3;
	}
	mtx_unlock(&ch->state_mtx);
	return (0);

err3:
	xpt_bus_deregister(cam_sim_path(ch->sim));
err2:
	cam_sim_free(ch->sim, /*free_devq*/TRUE);
	ch->sim = NULL;
err1:
	bus_release_resource(dev, SYS_RES_IRQ, rid, ch->r_irq);
	mtx_unlock(&ch->state_mtx);
	if (ch->flags & ATA_PERIODIC_POLL)
		callout_drain(&ch->poll_callout);
	return (error);
}
Пример #3
0
void nm_os_selinfo_init(NM_SELINFO_T *si) {
	struct mtx *m = &si->m;
	mtx_init(m, "nm_kn_lock", NULL, MTX_DEF);
	knlist_init_mtx(&si->si.si_note, m);
}
Пример #4
0
static int
pmu_attach(device_t dev)
{
	struct pmu_softc *sc;

	int i;
	uint8_t reg;
	uint8_t cmd[2] = {2, 0};
	uint8_t resp[16];
	phandle_t node,child;
	struct sysctl_ctx_list *ctx;
	struct sysctl_oid *tree;
	
	sc = device_get_softc(dev);
	sc->sc_dev = dev;
	
	sc->sc_memrid = 0;
	sc->sc_memr = bus_alloc_resource_any(dev, SYS_RES_MEMORY, 
		          &sc->sc_memrid, RF_ACTIVE);

	mtx_init(&sc->sc_mutex,"pmu",NULL,MTX_DEF | MTX_RECURSE);

	if (sc->sc_memr == NULL) {
		device_printf(dev, "Could not alloc mem resource!\n");
		return (ENXIO);
	}

	/*
	 * Our interrupt is attached to a GPIO pin. Depending on probe order,
	 * we may not have found it yet. If we haven't, it will find us, and
	 * attach our interrupt then.
	 */
	pmu = dev;
	if (pmu_extint != NULL) {
		if (setup_pmu_intr(dev,pmu_extint) != 0)
			return (ENXIO);
	}

	sc->sc_autopoll = 0;
	sc->sc_batteries = 0;
	sc->adb_bus = NULL;
	sc->sc_leddev = NULL;

	/* Init PMU */

	pmu_write_reg(sc, vBufB, pmu_read_reg(sc, vBufB) | vPB4);
	pmu_write_reg(sc, vDirB, (pmu_read_reg(sc, vDirB) | vPB4) & ~vPB3);

	reg = PMU_DEFAULTS;
	pmu_send(sc, PMU_SET_IMASK, 1, &reg, 16, resp);

	pmu_write_reg(sc, vIER, 0x94); /* make sure VIA interrupts are on */

	pmu_send(sc, PMU_SYSTEM_READY, 1, cmd, 16, resp);
	pmu_send(sc, PMU_GET_VERSION, 0, cmd, 16, resp);

	/* Initialize child buses (ADB) */
	node = ofw_bus_get_node(dev);

	for (child = OF_child(node); child != 0; child = OF_peer(child)) {
		char name[32];

		memset(name, 0, sizeof(name));
		OF_getprop(child, "name", name, sizeof(name));

		if (bootverbose)
			device_printf(dev, "PMU child <%s>\n",name);

		if (strncmp(name, "adb", 4) == 0) {
			sc->adb_bus = device_add_child(dev,"adb",-1);
		}

		if (strncmp(name, "power-mgt", 9) == 0) {
			uint32_t prim_info[9];

			if (OF_getprop(child, "prim-info", prim_info, 
			    sizeof(prim_info)) >= 7) 
				sc->sc_batteries = (prim_info[6] >> 16) & 0xff;

			if (bootverbose && sc->sc_batteries > 0)
				device_printf(dev, "%d batteries detected\n",
				    sc->sc_batteries);
		}
	}
Пример #5
0
int
ex_attach(device_t dev)
{
	struct ex_softc *	sc = device_get_softc(dev);
	struct ifnet *		ifp;
	struct ifmedia *	ifm;
	int			error;
	uint16_t		temp;

	ifp = sc->ifp = if_alloc(IFT_ETHER);
	if (ifp == NULL) {
		device_printf(dev, "can not if_alloc()\n");
		return (ENOSPC);
	}
	/* work out which set of irq <-> internal tables to use */
	if (ex_card_type(sc->enaddr) == CARD_TYPE_EX_10_PLUS) {
		sc->irq2ee = plus_irq2eemap;
		sc->ee2irq = plus_ee2irqmap;
	} else {
		sc->irq2ee = irq2eemap;
		sc->ee2irq = ee2irqmap;
	}

	sc->mem_size = CARD_RAM_SIZE;	/* XXX This should be read from the card itself. */

	/*
	 * Initialize the ifnet structure.
	 */
	ifp->if_softc = sc;
	if_initname(ifp, device_get_name(dev), device_get_unit(dev));
	ifp->if_flags = IFF_SIMPLEX | IFF_BROADCAST | IFF_MULTICAST;
	ifp->if_start = ex_start;
	ifp->if_ioctl = ex_ioctl;
	ifp->if_init = ex_init;
	IFQ_SET_MAXLEN(&ifp->if_snd, ifqmaxlen);

	ifmedia_init(&sc->ifmedia, 0, ex_ifmedia_upd, ex_ifmedia_sts);
	mtx_init(&sc->lock, device_get_nameunit(dev), MTX_NETWORK_LOCK,
	    MTX_DEF);
	callout_init_mtx(&sc->timer, &sc->lock, 0);

	temp = ex_eeprom_read(sc, EE_W5);
	if (temp & EE_W5_PORT_TPE)
		ifmedia_add(&sc->ifmedia, IFM_ETHER|IFM_10_T, 0, NULL);
	if (temp & EE_W5_PORT_BNC)
		ifmedia_add(&sc->ifmedia, IFM_ETHER|IFM_10_2, 0, NULL);
	if (temp & EE_W5_PORT_AUI)
		ifmedia_add(&sc->ifmedia, IFM_ETHER|IFM_10_5, 0, NULL);

	ifmedia_add(&sc->ifmedia, IFM_ETHER|IFM_AUTO, 0, NULL);
	ifmedia_add(&sc->ifmedia, IFM_ETHER|IFM_NONE, 0, NULL);
	ifmedia_set(&sc->ifmedia, ex_get_media(sc));

	ifm = &sc->ifmedia;
	ifm->ifm_media = ifm->ifm_cur->ifm_media;	
	ex_ifmedia_upd(ifp);

	/*
	 * Attach the interface.
	 */
	ether_ifattach(ifp, sc->enaddr);

	error = bus_setup_intr(dev, sc->irq, INTR_TYPE_NET | INTR_MPSAFE,
				NULL, ex_intr, (void *)sc, &sc->ih);
	if (error) {
		device_printf(dev, "bus_setup_intr() failed!\n");
		ether_ifdetach(ifp);
		mtx_destroy(&sc->lock);
		return (error);
	}

	return(0);
}
Пример #6
0
static int
ofw_iicbus_attach(device_t dev)
{
	struct iicbus_softc *sc = IICBUS_SOFTC(dev);
	struct ofw_iicbus_devinfo *dinfo;
	phandle_t child, node, root;
	pcell_t freq, paddr;
	device_t childdev;
	ssize_t compatlen;
	char compat[255];
	char *curstr;
	u_int iic_addr_8bit = 0;

	sc->dev = dev;
	mtx_init(&sc->lock, "iicbus", NULL, MTX_DEF);

	/*
	 * If there is a clock-frequency property for the device node, use it as
	 * the starting value for the bus frequency.  Then call the common
	 * routine that handles the tunable/sysctl which allows the FDT value to
	 * be overridden by the user.
	 */
	node = ofw_bus_get_node(dev);
	freq = 0;
	OF_getencprop(node, "clock-frequency", &freq, sizeof(freq));
	iicbus_init_frequency(dev, freq);
	
	iicbus_reset(dev, IIC_FASTEST, 0, NULL);

	bus_generic_probe(dev);
	bus_enumerate_hinted_children(dev);

	/*
	 * Check if we're running on a PowerMac, needed for the I2C
	 * address below.
	 */
	root = OF_peer(0);
	compatlen = OF_getprop(root, "compatible", compat,
				sizeof(compat));
	if (compatlen != -1) {
	    for (curstr = compat; curstr < compat + compatlen;
		curstr += strlen(curstr) + 1) {
		if (strncmp(curstr, "MacRISC", 7) == 0)
		    iic_addr_8bit = 1;
	    }
	}

	/*
	 * Attach those children represented in the device tree.
	 */
	for (child = OF_child(node); child != 0; child = OF_peer(child)) {
		/*
		 * Try to get the I2C address first from the i2c-address
		 * property, then try the reg property.  It moves around
		 * on different systems.
		 */
		if (OF_getencprop(child, "i2c-address", &paddr,
		    sizeof(paddr)) == -1)
			if (OF_getencprop(child, "reg", &paddr,
			    sizeof(paddr)) == -1)
				continue;

		/*
		 * Now set up the I2C and OFW bus layer devinfo and add it
		 * to the bus.
		 */
		dinfo = malloc(sizeof(struct ofw_iicbus_devinfo), M_DEVBUF,
		    M_NOWAIT | M_ZERO);
		if (dinfo == NULL)
			continue;
		/*
		 * FreeBSD drivers expect I2C addresses to be expressed as
		 * 8-bit values.  Apple OFW data contains 8-bit values, but
		 * Linux FDT data contains 7-bit values, so shift them up to
		 * 8-bit format.
		 */
		if (iic_addr_8bit)
		    dinfo->opd_dinfo.addr = paddr;
		else
		    dinfo->opd_dinfo.addr = paddr << 1;

		if (ofw_bus_gen_setup_devinfo(&dinfo->opd_obdinfo, child) !=
		    0) {
			free(dinfo, M_DEVBUF);
			continue;
		}

		childdev = device_add_child(dev, NULL, -1);
		resource_list_init(&dinfo->opd_dinfo.rl);
		ofw_bus_intr_to_rl(childdev, child,
					&dinfo->opd_dinfo.rl, NULL);
		device_set_ivars(childdev, dinfo);
	}

	/* Register bus */
	OF_device_register_xref(OF_xref_from_node(node), dev);
	return (bus_generic_attach(dev));
}
Пример #7
0
static int
a10_gpio_attach(device_t dev)
{
	int rid;
	phandle_t gpio;
	struct a10_gpio_softc *sc;

	sc = device_get_softc(dev);
	sc->sc_dev = dev;

	mtx_init(&sc->sc_mtx, "a10 gpio", "gpio", MTX_SPIN);

	rid = 0;
	sc->sc_mem_res = bus_alloc_resource_any(dev, SYS_RES_MEMORY, &rid,
	    RF_ACTIVE);
	if (!sc->sc_mem_res) {
		device_printf(dev, "cannot allocate memory window\n");
		goto fail;
	}

	sc->sc_bst = rman_get_bustag(sc->sc_mem_res);
	sc->sc_bsh = rman_get_bushandle(sc->sc_mem_res);

	rid = 0;
	sc->sc_irq_res = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid,
	    RF_ACTIVE);
	if (!sc->sc_irq_res) {
		device_printf(dev, "cannot allocate interrupt\n");
		goto fail;
	}

	/* Find our node. */
	gpio = ofw_bus_get_node(sc->sc_dev);
	if (!OF_hasprop(gpio, "gpio-controller"))
		/* Node is not a GPIO controller. */
		goto fail;

	/* Use the right pin data for the current SoC */
	switch (allwinner_soc_type()) {
#ifdef SOC_ALLWINNER_A10
	case ALLWINNERSOC_A10:
		sc->padconf = &a10_padconf;
		break;
#endif
#ifdef SOC_ALLWINNER_A20
	case ALLWINNERSOC_A20:
		sc->padconf = &a20_padconf;
		break;
#endif
#ifdef SOC_ALLWINNER_A31
	case ALLWINNERSOC_A31:
		sc->padconf = &a31_padconf;
		break;
#endif
#ifdef SOC_ALLWINNER_A31S
	case ALLWINNERSOC_A31S:
		sc->padconf = &a31s_padconf;
		break;
#endif
	default:
		return (ENOENT);
	}

	sc->sc_busdev = gpiobus_attach_bus(dev);
	if (sc->sc_busdev == NULL)
		goto fail;

	/*
	 * Register as a pinctrl device
	 */
	fdt_pinctrl_register(dev, "allwinner,pins");
	fdt_pinctrl_configure_tree(dev);

	return (0);

fail:
	if (sc->sc_irq_res)
		bus_release_resource(dev, SYS_RES_IRQ, 0, sc->sc_irq_res);
	if (sc->sc_mem_res)
		bus_release_resource(dev, SYS_RES_MEMORY, 0, sc->sc_mem_res);
	mtx_destroy(&sc->sc_mtx);

	return (ENXIO);
}
Пример #8
0
/* This is the main program (i.e. the main thread) */
int main(void)
{
  /* Initialization... */
  mtx_init(&gMutex, mtx_plain);
  cnd_init(&gCond);

  /* Test 1: thread arguments & return values */
  printf("PART I: Thread arguments & return values\n");
  {
    thrd_t t1, t2, t3, t4;
    int id1, id2, id3, id4, ret1, ret2, ret3, ret4;

    /* Start a bunch of child threads */
    id1 = 1;
    thrd_create(&t1, ThreadIDs, (void*)&id1);
    thrd_join(t1, &ret1);
    printf(" Thread 1 returned %d.\n", ret1);
    id2 = 2;
    thrd_create(&t2, ThreadIDs, (void*)&id2);
    thrd_join(t2, &ret2);
    printf(" Thread 2 returned %d.\n", ret2);
    id3 = 3;
    thrd_create(&t3, ThreadIDs, (void*)&id3);
    thrd_join(t3, &ret3);
    printf(" Thread 3 returned %d.\n", ret3);
    id4 = 4;
    thrd_create(&t4, ThreadIDs, (void*)&id4);
    thrd_join(t4, &ret4);
    printf(" Thread 4 returned %d.\n", ret4);
  }

  /* Test 2: compile time thread local storage */
  printf("PART II: Compile time thread local storage\n");
#ifndef NO_CT_TLS
  {
    thrd_t t1;

    /* Clear the TLS variable (it should keep this value after all threads are
       finished). */
    gLocalVar = 1;
    printf(" Main gLocalVar is %d.\n", gLocalVar);

    /* Start a child thread that modifies gLocalVar */
    thrd_create(&t1, ThreadTLS, NULL);
    thrd_join(t1, NULL);

    /* Check if the TLS variable has changed */
    if(gLocalVar == 1)
      printf(" Main gLocalID was not changed by the child thread - OK!\n");
    else
      printf(" Main gLocalID was changed by the child thread - FAIL!\n");
  }
#else
  printf(" Compile time TLS is not supported on this platform...\n");
#endif

  /* Test 3: mutex locking */
  printf("PART III: Mutex locking (100 threads x 10000 iterations)\n");
  {
    thrd_t t[100];
    int i;

    /* Clear the global counter. */
    gCount = 0;

    /* Start a bunch of child threads */
    for (i = 0; i < 100; ++ i)
    {
      thrd_create(&t[i], ThreadLock, NULL);
    }

    /* Wait for the threads to finish */
    for (i = 0; i < 100; ++ i)
    {
      thrd_join(t[i], NULL);
    }

    /* Check the global count */
    printf(" gCount = %d\n", gCount);
  }

  /* Test 4: condition variable */
  printf("PART IV: Condition variable (40 + 1 threads)\n");
  {
    thrd_t t1, t[40];
    int i;

    /* Set the global counter to the number of threads to run. */
    gCount = 40;

    /* Start the waiting thread (it will wait for gCount to reach zero). */
    thrd_create(&t1, ThreadCondition2, NULL);

    /* Start a bunch of child threads (these will decrease gCount by 1 when they
       finish) */
    for (i = 0; i < 40; ++ i)
    {
      thrd_create(&t[i], ThreadCondition1, NULL);
    }

    /* Wait for the waiting thread to finish */
    thrd_join(t1, NULL);

    /* Wait for the other threads to finish */
    for (i = 0; i < 40; ++ i)
    {
      thrd_join(t[i], NULL);
    }
  }

  /* Test 5: yield */
  printf("PART V: Yield (40 + 1 threads)\n");
  {
    thrd_t t[40];
    int i;

    /* Start a bunch of child threads */
    for (i = 0; i < 40; ++ i)
    {
      thrd_create(&t[i], ThreadYield, NULL);
    }

    /* Yield... */
    thrd_yield();

    /* Wait for the threads to finish */
    for (i = 0; i < 40; ++ i)
    {
      thrd_join(t[i], NULL);
    }
  }

  /* Test 6: Sleep */
  printf("PART VI: Sleep (10 x 100 ms)\n");
  {
    int i;
    struct timespec ts;

    printf(" Sleeping");
    fflush(stdout);
    for (i = 0; i < 10; ++ i)
    {
      /* Calculate current time + 100ms */
      clock_gettime(TIME_UTC, &ts);
      ts.tv_nsec += 100000000;
      if (ts.tv_nsec >= 1000000000)
      {
        ts.tv_sec++;
        ts.tv_nsec -= 1000000000;
      }

      /* Sleep... */
      thrd_sleep(&ts, NULL);

      printf(".");
      fflush(stdout);
    }
    printf("\n");
  }

  /* Test 7: Time */
  printf("PART VII: Current time (UTC), three times\n");
  {
    struct timespec ts;
    clock_gettime(TIME_UTC, &ts);
    printf(" Time = %ld.%09ld\n", (long)ts.tv_sec, ts.tv_nsec);
    clock_gettime(TIME_UTC, &ts);
    printf(" Time = %ld.%09ld\n", (long)ts.tv_sec, ts.tv_nsec);
    clock_gettime(TIME_UTC, &ts);
    printf(" Time = %ld.%09ld\n", (long)ts.tv_sec, ts.tv_nsec);
  }

  /* FIXME: Implement some more tests for the TinyCThread API... */

  /* Finalization... */
  mtx_destroy(&gMutex);
  cnd_destroy(&gCond);

  return 0;
}
Пример #9
0
static int
hme_sbus_attach(device_t dev)
{
	struct hme_sbus_softc *hsc;
	struct hme_softc *sc;
	u_long start, count;
	uint32_t burst;
	int i, error = 0;

	hsc = device_get_softc(dev);
	sc = &hsc->hsc_hme;
	mtx_init(&sc->sc_lock, device_get_nameunit(dev), MTX_NETWORK_LOCK,
	    MTX_DEF);
	/*
	 * Map five register banks:
	 *
	 *	bank 0: HME SEB registers
	 *	bank 1: HME ETX registers
	 *	bank 2: HME ERX registers
	 *	bank 3: HME MAC registers
	 *	bank 4: HME MIF registers
	 *
	 */
	i = 0;
	hsc->hsc_seb_res = bus_alloc_resource_any(dev, SYS_RES_MEMORY,
	    &i, RF_ACTIVE);
	if (hsc->hsc_seb_res == NULL) {
		device_printf(dev, "cannot map SEB registers\n");
		error = ENXIO;
		goto fail_mtx_res;
	}
	sc->sc_sebt = rman_get_bustag(hsc->hsc_seb_res);
	sc->sc_sebh = rman_get_bushandle(hsc->hsc_seb_res);

	i = 1;
	hsc->hsc_etx_res = bus_alloc_resource_any(dev, SYS_RES_MEMORY,
	    &i, RF_ACTIVE);
	if (hsc->hsc_etx_res == NULL) {
		device_printf(dev, "cannot map ETX registers\n");
		error = ENXIO;
		goto fail_seb_res;
	}
	sc->sc_etxt = rman_get_bustag(hsc->hsc_etx_res);
	sc->sc_etxh = rman_get_bushandle(hsc->hsc_etx_res);

	i = 2;
	hsc->hsc_erx_res = bus_alloc_resource_any(dev, SYS_RES_MEMORY,
	    &i, RF_ACTIVE);
	if (hsc->hsc_erx_res == NULL) {
		device_printf(dev, "cannot map ERX registers\n");
		error = ENXIO;
		goto fail_etx_res;
	}
	sc->sc_erxt = rman_get_bustag(hsc->hsc_erx_res);
	sc->sc_erxh = rman_get_bushandle(hsc->hsc_erx_res);

	i = 3;
	hsc->hsc_mac_res = bus_alloc_resource_any(dev, SYS_RES_MEMORY,
	    &i, RF_ACTIVE);
	if (hsc->hsc_mac_res == NULL) {
		device_printf(dev, "cannot map MAC registers\n");
		error = ENXIO;
		goto fail_erx_res;
	}
	sc->sc_mact = rman_get_bustag(hsc->hsc_mac_res);
	sc->sc_mach = rman_get_bushandle(hsc->hsc_mac_res);

	/*
	 * At least on some HMEs, the MIF registers seem to be inside the MAC
	 * range, so try to kludge around it.
	 */
	i = 4;
	hsc->hsc_mif_res = bus_alloc_resource_any(dev, SYS_RES_MEMORY,
	    &i, RF_ACTIVE);
	if (hsc->hsc_mif_res == NULL) {
		if (bus_get_resource(dev, SYS_RES_MEMORY, i,
		    &start, &count) != 0) {
			device_printf(dev, "cannot get MIF registers\n");
			error = ENXIO;
			goto fail_mac_res;
		}
		if (start < rman_get_start(hsc->hsc_mac_res) ||
		    start + count - 1 > rman_get_end(hsc->hsc_mac_res)) {
			device_printf(dev, "cannot move MIF registers to MAC "
			    "bank\n");
			error = ENXIO;
			goto fail_mac_res;
		}
		sc->sc_mift = sc->sc_mact;
		bus_space_subregion(sc->sc_mact, sc->sc_mach,
		    start - rman_get_start(hsc->hsc_mac_res), count,
		    &sc->sc_mifh);
	} else {
		sc->sc_mift = rman_get_bustag(hsc->hsc_mif_res);
		sc->sc_mifh = rman_get_bushandle(hsc->hsc_mif_res);
	}

	i = 0;
	hsc->hsc_ires = bus_alloc_resource_any(dev, SYS_RES_IRQ,
	    &i, RF_SHAREABLE | RF_ACTIVE);
	if (hsc->hsc_ires == NULL) {
		device_printf(dev, "could not allocate interrupt\n");
		error = ENXIO;
		goto fail_mif_res;
	}

	OF_getetheraddr(dev, sc->sc_enaddr);

	burst = sbus_get_burstsz(dev);
	/* Translate into plain numerical format */
	if ((burst & SBUS_BURST_64))
		sc->sc_burst = 64;
	else if ((burst & SBUS_BURST_32))
		sc->sc_burst = 32;
	else if ((burst & SBUS_BURST_16))
		sc->sc_burst = 16;
	else
		 sc->sc_burst = 0;

	sc->sc_dev = dev;
	sc->sc_flags = 0;

	if ((error = hme_config(sc)) != 0) {
		device_printf(dev, "could not be configured\n");
		goto fail_ires;
	}

	if ((error = bus_setup_intr(dev, hsc->hsc_ires, INTR_TYPE_NET |
	    INTR_MPSAFE, NULL, hme_intr, sc, &hsc->hsc_ih)) != 0) {
		device_printf(dev, "couldn't establish interrupt\n");
		hme_detach(sc);
		goto fail_ires;
	}
	return (0);

fail_ires:
	bus_release_resource(dev, SYS_RES_IRQ,
	    rman_get_rid(hsc->hsc_ires), hsc->hsc_ires);
fail_mif_res:
	if (hsc->hsc_mif_res != NULL) {
		bus_release_resource(dev, SYS_RES_MEMORY,
		    rman_get_rid(hsc->hsc_mif_res), hsc->hsc_mif_res);
	}
fail_mac_res:
	bus_release_resource(dev, SYS_RES_MEMORY,
	    rman_get_rid(hsc->hsc_mac_res), hsc->hsc_mac_res);
fail_erx_res:
	bus_release_resource(dev, SYS_RES_MEMORY,
	    rman_get_rid(hsc->hsc_erx_res), hsc->hsc_erx_res);
fail_etx_res:
	bus_release_resource(dev, SYS_RES_MEMORY,
	    rman_get_rid(hsc->hsc_etx_res), hsc->hsc_etx_res);
fail_seb_res:
	bus_release_resource(dev, SYS_RES_MEMORY,
	    rman_get_rid(hsc->hsc_seb_res), hsc->hsc_seb_res);
fail_mtx_res:
	mtx_destroy(&sc->sc_lock);
	return (error);
}
Пример #10
0
static int
usie_attach(device_t self)
{
	struct usie_softc *sc = device_get_softc(self);
	struct usb_attach_arg *uaa = device_get_ivars(self);
	struct ifnet *ifp;
	struct usb_interface *iface;
	struct usb_interface_descriptor *id;
	struct usb_device_request req;
	int err;
	uint16_t fwattr;
	uint8_t iface_index;
	uint8_t ifidx;
	uint8_t start;

	device_set_usb_desc(self);
	sc->sc_udev = uaa->device;
	sc->sc_dev = self;

	mtx_init(&sc->sc_mtx, "usie", MTX_NETWORK_LOCK, MTX_DEF);

	TASK_INIT(&sc->sc_if_status_task, 0, usie_if_status_cb, sc);
	TASK_INIT(&sc->sc_if_sync_task, 0, usie_if_sync_cb, sc);

	usb_callout_init_mtx(&sc->sc_if_sync_ch, &sc->sc_mtx, 0);

	mtx_lock(&sc->sc_mtx);

	/* set power mode to D0 */
	req.bmRequestType = UT_WRITE_VENDOR_DEVICE;
	req.bRequest = USIE_POWER;
	USETW(req.wValue, 0);
	USETW(req.wIndex, 0);
	USETW(req.wLength, 0);
	if (usie_do_request(sc, &req, NULL)) {
		mtx_unlock(&sc->sc_mtx);
		goto detach;
	}
	/* read fw attr */
	fwattr = 0;
	req.bmRequestType = UT_READ_VENDOR_DEVICE;
	req.bRequest = USIE_FW_ATTR;
	USETW(req.wValue, 0);
	USETW(req.wIndex, 0);
	USETW(req.wLength, sizeof(fwattr));
	if (usie_do_request(sc, &req, &fwattr)) {
		mtx_unlock(&sc->sc_mtx);
		goto detach;
	}
	mtx_unlock(&sc->sc_mtx);

	/* check DHCP supports */
	DPRINTF("fwattr=%x\n", fwattr);
	if (!(fwattr & USIE_FW_DHCP)) {
		device_printf(self, "DHCP is not supported. A firmware upgrade might be needed.\n");
	}

	/* find available interfaces */
	sc->sc_nucom = 0;
	for (ifidx = 0; ifidx < USIE_IFACE_MAX; ifidx++) {
		iface = usbd_get_iface(uaa->device, ifidx);
		if (iface == NULL)
			break;

		id = usbd_get_interface_descriptor(iface);
		if ((id == NULL) || (id->bInterfaceClass != UICLASS_VENDOR))
			continue;

		/* setup Direct IP transfer */
		if (id->bInterfaceNumber >= 7 && id->bNumEndpoints == 3) {
			sc->sc_if_ifnum = id->bInterfaceNumber;
			iface_index = ifidx;

			DPRINTF("ifnum=%d, ifidx=%d\n",
			    sc->sc_if_ifnum, ifidx);

			err = usbd_transfer_setup(uaa->device,
			    &iface_index, sc->sc_if_xfer, usie_if_config,
			    USIE_IF_N_XFER, sc, &sc->sc_mtx);

			if (err == 0)
				continue;

			device_printf(self,
			    "could not allocate USB transfers on "
			    "iface_index=%d, err=%s\n",
			    iface_index, usbd_errstr(err));
			goto detach;
		}

		/* setup ucom */
		if (sc->sc_nucom >= USIE_UCOM_MAX)
			continue;

		usbd_set_parent_iface(uaa->device, ifidx,
		    uaa->info.bIfaceIndex);

		DPRINTF("NumEndpoints=%d bInterfaceNumber=%d\n",
		    id->bNumEndpoints, id->bInterfaceNumber);

		if (id->bNumEndpoints == 2) {
			sc->sc_uc_xfer[sc->sc_nucom][0] = NULL;
			start = 1;
		} else
			start = 0;

		err = usbd_transfer_setup(uaa->device, &ifidx,
		    sc->sc_uc_xfer[sc->sc_nucom] + start,
		    usie_uc_config + start, USIE_UC_N_XFER - start,
		    &sc->sc_ucom[sc->sc_nucom], &sc->sc_mtx);

		if (err != 0) {
			DPRINTF("usbd_transfer_setup error=%s\n", usbd_errstr(err));
			continue;
		}

		mtx_lock(&sc->sc_mtx);
		for (; start < USIE_UC_N_XFER; start++)
			usbd_xfer_set_stall(sc->sc_uc_xfer[sc->sc_nucom][start]);
		mtx_unlock(&sc->sc_mtx);

		sc->sc_uc_ifnum[sc->sc_nucom] = id->bInterfaceNumber;

		sc->sc_nucom++;		/* found a port */
	}

	if (sc->sc_nucom == 0) {
		device_printf(self, "no comports found\n");
		goto detach;
	}

	err = ucom_attach(&sc->sc_super_ucom, sc->sc_ucom,
	    sc->sc_nucom, sc, &usie_uc_callback, &sc->sc_mtx);

	if (err != 0) {
		DPRINTF("ucom_attach failed\n");
		goto detach;
	}
	DPRINTF("Found %d interfaces.\n", sc->sc_nucom);

	/* setup ifnet (Direct IP) */
	sc->sc_ifp = ifp = if_alloc(IFT_OTHER);

	if (ifp == NULL) {
		device_printf(self, "Could not allocate a network interface\n");
		goto detach;
	}
	if_initname(ifp, "usie", device_get_unit(self));

	ifp->if_softc = sc;
	ifp->if_mtu = USIE_MTU_MAX;
	ifp->if_flags |= IFF_NOARP;
	ifp->if_init = usie_if_init;
	ifp->if_ioctl = usie_if_ioctl;
	ifp->if_start = usie_if_start;
	ifp->if_output = usie_if_output;
	IFQ_SET_MAXLEN(&ifp->if_snd, ifqmaxlen);
	ifp->if_snd.ifq_drv_maxlen = ifqmaxlen;
	IFQ_SET_READY(&ifp->if_snd);

	if_attach(ifp);
	bpfattach(ifp, DLT_RAW, 0);

	if (fwattr & USIE_PM_AUTO) {
		usbd_set_power_mode(uaa->device, USB_POWER_MODE_SAVE);
		DPRINTF("enabling automatic suspend and resume\n");
	} else {
		usbd_set_power_mode(uaa->device, USB_POWER_MODE_ON);
		DPRINTF("USB power is always ON\n");
	}

	DPRINTF("device attached\n");
	return (0);

detach:
	usie_detach(self);
	return (ENOMEM);
}
Пример #11
0
static int
rk30_gpio_attach(device_t dev)
{
	struct rk30_gpio_softc *sc = device_get_softc(dev);
	uint32_t func;
	int i, rid;
	phandle_t gpio;

	sc->sc_dev = dev;

	mtx_init(&sc->sc_mtx, "rk30 gpio", "gpio", MTX_DEF);

	rid = 0;
	sc->sc_mem_res = bus_alloc_resource_any(dev, SYS_RES_MEMORY, &rid,
	    RF_ACTIVE);
	if (!sc->sc_mem_res) {
		device_printf(dev, "cannot allocate memory window\n");
		return (ENXIO);
	}

	sc->sc_bst = rman_get_bustag(sc->sc_mem_res);
	sc->sc_bsh = rman_get_bushandle(sc->sc_mem_res);

	rid = 0;
	sc->sc_irq_res = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid,
	    RF_ACTIVE);
	if (!sc->sc_irq_res) {
		bus_release_resource(dev, SYS_RES_MEMORY, 0, sc->sc_mem_res);
		device_printf(dev, "cannot allocate interrupt\n");
		return (ENXIO);
	}

	/* Find our node. */
	gpio = ofw_bus_get_node(sc->sc_dev);

	if (!OF_hasprop(gpio, "gpio-controller"))
		/* Node is not a GPIO controller. */
		goto fail;

	/* Initialize the software controlled pins. */
	for (i = 0; i < RK30_GPIO_PINS; i++) {
		snprintf(sc->sc_gpio_pins[i].gp_name, GPIOMAXNAME,
		    "pin %d", i);
		func = rk30_gpio_get_function(sc, i);
		sc->sc_gpio_pins[i].gp_pin = i;
		sc->sc_gpio_pins[i].gp_caps = RK30_GPIO_DEFAULT_CAPS;
		sc->sc_gpio_pins[i].gp_flags = rk30_gpio_func_flag(func);
	}
	sc->sc_gpio_npins = i;

	device_add_child(dev, "gpioc", device_get_unit(dev));
	device_add_child(dev, "gpiobus", device_get_unit(dev));
	return (bus_generic_attach(dev));

fail:
	if (sc->sc_irq_res)
		bus_release_resource(dev, SYS_RES_IRQ, 0, sc->sc_irq_res);
	if (sc->sc_mem_res)
		bus_release_resource(dev, SYS_RES_MEMORY, 0, sc->sc_mem_res);
	return (ENXIO);
}
Пример #12
0
static int
pl190_intc_attach(device_t dev)
{
	struct		pl190_intc_softc *sc;
	uint32_t	id;
	int		i, rid;
	struct		pl190_intc_irqsrc *isrcs;
	struct intr_pic *pic;
	int		error;
	uint32_t	irq;
	const char	*name;
	phandle_t	xref;

	sc = device_get_softc(dev);
	sc->dev = dev;
	mtx_init(&sc->mtx, device_get_nameunit(dev), "pl190",
	    MTX_SPIN);

	/* Request memory resources */
	rid = 0;
	sc->intc_res = bus_alloc_resource_any(dev, SYS_RES_MEMORY, &rid,
	    RF_ACTIVE);
	if (sc->intc_res == NULL) {
		device_printf(dev, "Error: could not allocate memory resources\n");
		return (ENXIO);
	}

	/*
	 * All interrupts should use IRQ line
	 */
	INTC_VIC_WRITE_4(sc, VICINTSELECT, 0x00000000);
	/* Disable all interrupts */
	INTC_VIC_WRITE_4(sc, VICINTENCLEAR, 0xffffffff);

	id = 0;
	for (i = 3; i >= 0; i--) {
		id = (id << 8) |
		     (INTC_VIC_READ_4(sc, VICPERIPHID + i*4) & 0xff);
	}

	device_printf(dev, "Peripheral ID: %08x\n", id);

	id = 0;
	for (i = 3; i >= 0; i--) {
		id = (id << 8) |
		     (INTC_VIC_READ_4(sc, VICPRIMECELLID + i*4) & 0xff);
	}

	device_printf(dev, "PrimeCell ID: %08x\n", id);

	/* PIC attachment */
	isrcs = sc->isrcs;
	name = device_get_nameunit(sc->dev);
	for (irq = 0; irq < VIC_NIRQS; irq++) {
		isrcs[irq].irq = irq;
		error = intr_isrc_register(&isrcs[irq].isrc, sc->dev,
		    0, "%s,%u", name, irq);
		if (error != 0)
			return (error);
	}

	xref = OF_xref_from_node(ofw_bus_get_node(sc->dev));
	pic = intr_pic_register(sc->dev, xref);
	if (pic == NULL)
		return (ENXIO);

	return (intr_pic_claim_root(sc->dev, xref, pl190_intc_intr, sc, 0));
}
Пример #13
0
static int
cdce_attach(device_t dev)
{
	struct cdce_softc *sc = device_get_softc(dev);
	struct usb_ether *ue = &sc->sc_ue;
	struct usb_attach_arg *uaa = device_get_ivars(dev);
	struct usb_interface *iface;
	const struct usb_cdc_union_descriptor *ud;
	const struct usb_interface_descriptor *id;
	const struct usb_cdc_ethernet_descriptor *ued;
	const struct usb_config *pcfg;
	int error;
	uint8_t i;
	uint8_t data_iface_no;
	char eaddr_str[5 * ETHER_ADDR_LEN];	/* approx */

	sc->sc_flags = USB_GET_DRIVER_INFO(uaa);
	sc->sc_ue.ue_udev = uaa->device;

	device_set_usb_desc(dev);

	mtx_init(&sc->sc_mtx, device_get_nameunit(dev), NULL, MTX_DEF);

	ud = usbd_find_descriptor
	    (uaa->device, NULL, uaa->info.bIfaceIndex,
	    UDESC_CS_INTERFACE, 0 - 1, UDESCSUB_CDC_UNION, 0 - 1);

	if ((ud == NULL) || (ud->bLength < sizeof(*ud)) ||
	    (sc->sc_flags & CDCE_FLAG_NO_UNION)) {
		DPRINTFN(1, "No union descriptor!\n");
		sc->sc_ifaces_index[0] = uaa->info.bIfaceIndex;
		sc->sc_ifaces_index[1] = uaa->info.bIfaceIndex;
		goto alloc_transfers;
	}
	data_iface_no = ud->bSlaveInterface[0];

	for (i = 0;; i++) {

		iface = usbd_get_iface(uaa->device, i);

		if (iface) {

			id = usbd_get_interface_descriptor(iface);

			if (id && (id->bInterfaceNumber == data_iface_no)) {
				sc->sc_ifaces_index[0] = i;
				sc->sc_ifaces_index[1] = uaa->info.bIfaceIndex;
				usbd_set_parent_iface(uaa->device, i, uaa->info.bIfaceIndex);
				break;
			}
		} else {
			device_printf(dev, "no data interface found\n");
			goto detach;
		}
	}

	/*
	 * <quote>
	 *
	 *  The Data Class interface of a networking device shall have
	 *  a minimum of two interface settings. The first setting
	 *  (the default interface setting) includes no endpoints and
	 *  therefore no networking traffic is exchanged whenever the
	 *  default interface setting is selected. One or more
	 *  additional interface settings are used for normal
	 *  operation, and therefore each includes a pair of endpoints
	 *  (one IN, and one OUT) to exchange network traffic. Select
	 *  an alternate interface setting to initialize the network
	 *  aspects of the device and to enable the exchange of
	 *  network traffic.
	 *
	 * </quote>
	 *
	 * Some devices, most notably cable modems, include interface
	 * settings that have no IN or OUT endpoint, therefore loop
	 * through the list of all available interface settings
	 * looking for one with both IN and OUT endpoints.
	 */

alloc_transfers:

	pcfg = cdce_config;	/* Default Configuration */

	for (i = 0; i != 32; i++) {

		error = usbd_set_alt_interface_index(uaa->device,
		    sc->sc_ifaces_index[0], i);
		if (error)
			break;
#if CDCE_HAVE_NCM
		if ((i == 0) && (cdce_ncm_init(sc) == 0))
			pcfg = cdce_ncm_config;
#endif
		error = usbd_transfer_setup(uaa->device,
		    sc->sc_ifaces_index, sc->sc_xfer,
		    pcfg, CDCE_N_TRANSFER, sc, &sc->sc_mtx);

		if (error == 0)
			break;
	}

	if (error || (i == 32)) {
		device_printf(dev, "No valid alternate "
		    "setting found\n");
		goto detach;
	}

	ued = usbd_find_descriptor
	    (uaa->device, NULL, uaa->info.bIfaceIndex,
	    UDESC_CS_INTERFACE, 0 - 1, UDESCSUB_CDC_ENF, 0 - 1);

	if ((ued == NULL) || (ued->bLength < sizeof(*ued))) {
		error = USB_ERR_INVAL;
	} else {
		error = usbd_req_get_string_any(uaa->device, NULL, 
		    eaddr_str, sizeof(eaddr_str), ued->iMacAddress);
	}

	if (error) {

		/* fake MAC address */

		device_printf(dev, "faking MAC address\n");
		sc->sc_ue.ue_eaddr[0] = 0x2a;
		memcpy(&sc->sc_ue.ue_eaddr[1], &ticks, sizeof(uint32_t));
		sc->sc_ue.ue_eaddr[5] = device_get_unit(dev);

	} else {

		memset(sc->sc_ue.ue_eaddr, 0, sizeof(sc->sc_ue.ue_eaddr));

		for (i = 0; i != (ETHER_ADDR_LEN * 2); i++) {

			char c = eaddr_str[i];

			if ('0' <= c && c <= '9')
				c -= '0';
			else if (c != 0)
				c -= 'A' - 10;
			else
				break;

			c &= 0xf;

			if ((i & 1) == 0)
				c <<= 4;
			sc->sc_ue.ue_eaddr[i / 2] |= c;
		}

		if (uaa->usb_mode == USB_MODE_DEVICE) {
			/*
			 * Do not use the same MAC address like the peer !
			 */
			sc->sc_ue.ue_eaddr[5] ^= 0xFF;
		}
	}

	ue->ue_sc = sc;
	ue->ue_dev = dev;
	ue->ue_udev = uaa->device;
	ue->ue_mtx = &sc->sc_mtx;
	ue->ue_methods = &cdce_ue_methods;

	error = uether_ifattach(ue);
	if (error) {
		device_printf(dev, "could not attach interface\n");
		goto detach;
	}
	return (0);			/* success */

detach:
	cdce_detach(dev);
	return (ENXIO);			/* failure */
}
Пример #14
0
int
udf_mountfs(struct vnode *devvp, struct mount *mp, uint32_t lb, struct proc *p)
{
	struct buf *bp = NULL;
	struct anchor_vdp avdp;
	struct umount *ump = NULL;
	struct part_desc *pd;
	struct logvol_desc *lvd;
	struct fileset_desc *fsd;
	struct extfile_entry *xfentry;
	struct file_entry *fentry;
	uint32_t sector, size, mvds_start, mvds_end;
	uint32_t fsd_offset = 0;
	uint16_t part_num = 0, fsd_part = 0;
	int error = EINVAL;
	int logvol_found = 0, part_found = 0, fsd_found = 0;
	int bsize;

	/*
	 * Disallow multiple mounts of the same device.
	 * Disallow mounting of a device that is currently in use
	 * (except for root, which might share swap device for miniroot).
	 * Flush out any old buffers remaining from a previous use.
	 */
	if ((error = vfs_mountedon(devvp)))
		return (error);
	if (vcount(devvp) > 1 && devvp != rootvp)
		return (EBUSY);
	vn_lock(devvp, LK_EXCLUSIVE | LK_RETRY, p);
	error = vinvalbuf(devvp, V_SAVE, p->p_ucred, p, 0, 0);
	VOP_UNLOCK(devvp, 0, p);
	if (error)
		return (error);

	error = VOP_OPEN(devvp, FREAD, FSCRED, p);
	if (error)
		return (error);

	ump = malloc(sizeof(*ump), M_UDFMOUNT, M_WAITOK | M_ZERO);

	mp->mnt_data = (qaddr_t) ump;
	mp->mnt_stat.f_fsid.val[0] = devvp->v_rdev;
	mp->mnt_stat.f_fsid.val[1] = makefstype(MOUNT_UDF);
	mp->mnt_flag |= MNT_LOCAL;

	ump->um_mountp = mp;
	ump->um_dev = devvp->v_rdev;
	ump->um_devvp = devvp;

	bsize = 2048;	/* Should probe the media for its size. */

	/* 
	 * Get the Anchor Volume Descriptor Pointer from sector 256.
	 * Should also check sector n - 256, n, and 512.
	 */
	sector = 256;
	if ((error = bread(devvp, sector * btodb(bsize), bsize, NOCRED,
			   &bp)) != 0)
		goto bail;
	if ((error = udf_checktag((struct desc_tag *)bp->b_data, TAGID_ANCHOR)))
		goto bail;

	bcopy(bp->b_data, &avdp, sizeof(struct anchor_vdp));
	brelse(bp);
	bp = NULL;

	/*
	 * Extract the Partition Descriptor and Logical Volume Descriptor
	 * from the Volume Descriptor Sequence.
	 * Should we care about the partition type right now?
	 * What about multiple partitions?
	 */
	mvds_start = letoh32(avdp.main_vds_ex.loc);
	mvds_end = mvds_start + (letoh32(avdp.main_vds_ex.len) - 1) / bsize;
	for (sector = mvds_start; sector < mvds_end; sector++) {
		if ((error = bread(devvp, sector * btodb(bsize), bsize, 
				   NOCRED, &bp)) != 0) {
			printf("Can't read sector %d of VDS\n", sector);
			goto bail;
		}
		lvd = (struct logvol_desc *)bp->b_data;
		if (!udf_checktag(&lvd->tag, TAGID_LOGVOL)) {
			ump->um_bsize = letoh32(lvd->lb_size);
			ump->um_bmask = ump->um_bsize - 1;
			ump->um_bshift = ffs(ump->um_bsize) - 1;
			fsd_part = letoh16(lvd->_lvd_use.fsd_loc.loc.part_num);
			fsd_offset = letoh32(lvd->_lvd_use.fsd_loc.loc.lb_num);
			if (udf_find_partmaps(ump, lvd))
				break;
			logvol_found = 1;
		}
		pd = (struct part_desc *)bp->b_data;
		if (!udf_checktag(&pd->tag, TAGID_PARTITION)) {
			part_found = 1;
			part_num = letoh16(pd->part_num);
			ump->um_len = ump->um_reallen = letoh32(pd->part_len);
			ump->um_start = ump->um_realstart = letoh32(pd->start_loc);
		}

		brelse(bp); 
		bp = NULL;
		if ((part_found) && (logvol_found))
			break;
	}

	if (!part_found || !logvol_found) {
		error = EINVAL;
		goto bail;
	}

	if (ISSET(ump->um_flags, UDF_MNT_USES_META)) {
		/* Read Metadata File 'File Entry' to find Metadata file. */
		struct long_ad *la;
		sector = ump->um_start + ump->um_meta_start; /* Set in udf_get_mpartmap() */
		if ((error = RDSECTOR(devvp, sector, ump->um_bsize, &bp)) != 0) {
			printf("Cannot read sector %d for Metadata File Entry\n", sector);
			error = EINVAL;
			goto bail;
		}
		xfentry = (struct extfile_entry *)bp->b_data;
		fentry = (struct file_entry *)bp->b_data;
		if (udf_checktag(&xfentry->tag, TAGID_EXTFENTRY) == 0)
			la = (struct long_ad *)&xfentry->data[letoh32(xfentry->l_ea)];
		else if (udf_checktag(&fentry->tag, TAGID_FENTRY) == 0)
			la = (struct long_ad *)&fentry->data[letoh32(fentry->l_ea)];
		else {
			printf("Invalid Metadata File FE @ sector %d! (tag.id %d)\n",
			    sector, fentry->tag.id);
			error = EINVAL;
			goto bail;
		}
		ump->um_meta_start = letoh32(la->loc.lb_num);
		ump->um_meta_len = letoh32(la->len);
		if (bp != NULL) {
			brelse(bp);
			bp = NULL;
		}
	} else if (fsd_part != part_num) {
		printf("FSD does not lie within the partition!\n");
		error = EINVAL;
		goto bail;
	}

	mtx_init(&ump->um_hashmtx, IPL_NONE);
	ump->um_hashtbl = hashinit(UDF_HASHTBLSIZE, M_UDFMOUNT, M_WAITOK,
	    &ump->um_hashsz);

	/* Get the VAT, if needed */
	if (ump->um_flags & UDF_MNT_FIND_VAT) {
		error = udf_vat_get(ump, lb);
		if (error)
			goto bail;
	}

	/*
	 * Grab the Fileset Descriptor
	 * Thanks to Chuck McCrobie <[email protected]> for pointing
	 * me in the right direction here.
	 */

	if (ISSET(ump->um_flags, UDF_MNT_USES_META))
		sector = ump->um_meta_start; 
	else
		sector = fsd_offset;
	udf_vat_map(ump, &sector);
	if ((error = RDSECTOR(devvp, sector, ump->um_bsize, &bp)) != 0) {
		printf("Cannot read sector %d of FSD\n", sector);
		goto bail;
	}
	fsd = (struct fileset_desc *)bp->b_data;
	if (!udf_checktag(&fsd->tag, TAGID_FSD)) {
		fsd_found = 1;
		bcopy(&fsd->rootdir_icb, &ump->um_root_icb,
		    sizeof(struct long_ad));
		if (ISSET(ump->um_flags, UDF_MNT_USES_META)) {
			ump->um_root_icb.loc.lb_num += ump->um_meta_start; 
			ump->um_root_icb.loc.part_num = part_num;
		}
	}

	brelse(bp);
	bp = NULL;

	if (!fsd_found) {
		printf("Couldn't find the fsd\n");
		error = EINVAL;
		goto bail;
	}

	/*
	 * Find the file entry for the root directory.
	 */
	sector = letoh32(ump->um_root_icb.loc.lb_num);
	size = letoh32(ump->um_root_icb.len);
	udf_vat_map(ump, &sector);
	if ((error = udf_readlblks(ump, sector, size, &bp)) != 0) {
		printf("Cannot read sector %d\n", sector);
		goto bail;
	}

	xfentry = (struct extfile_entry *)bp->b_data;
	fentry = (struct file_entry *)bp->b_data;
	error = udf_checktag(&xfentry->tag, TAGID_EXTFENTRY);
	if (error) {
	    	error = udf_checktag(&fentry->tag, TAGID_FENTRY);
		if (error) {
			printf("Invalid root file entry!\n");
			goto bail;
		}
	}

	brelse(bp);
	bp = NULL;

	devvp->v_specmountpoint = mp;

	return (0);

bail:
	if (ump->um_hashtbl != NULL)
		free(ump->um_hashtbl, M_UDFMOUNT);

	if (ump != NULL) {
		free(ump, M_UDFMOUNT);
		mp->mnt_data = NULL;
		mp->mnt_flag &= ~MNT_LOCAL;
	}
	if (bp != NULL)
		brelse(bp);

	vn_lock(devvp, LK_EXCLUSIVE|LK_RETRY, p);
	VOP_CLOSE(devvp, FREAD, FSCRED, p);
	VOP_UNLOCK(devvp, 0, p);

	return (error);
}
Пример #15
0
static int
amr_pci_attach(device_t dev)
{
    struct amr_softc	*sc;
    struct amr_ident	*id;
    int			rid, rtype, error;

    debug_called(1);

    /*
     * Initialise softc.
     */
    sc = device_get_softc(dev);
    bzero(sc, sizeof(*sc));
    sc->amr_dev = dev;

    /* assume failure is 'not configured' */
    error = ENXIO;

    /*
     * Determine board type.
     */
    if ((id = amr_find_ident(dev)) == NULL)
	return (ENXIO);

    if (id->flags & AMR_ID_QUARTZ) {
	sc->amr_type |= AMR_TYPE_QUARTZ;
    }

    if ((amr_force_sg32 == 0) && (id->flags & AMR_ID_DO_SG64) &&
	(sizeof(vm_paddr_t) > 4)) {
	device_printf(dev, "Using 64-bit DMA\n");
	sc->amr_type |= AMR_TYPE_SG64;
    }

    /* force the busmaster enable bit on */
    pci_enable_busmaster(dev);

    /*
     * Allocate the PCI register window.
     */
    rid = PCIR_BAR(0);
    rtype = AMR_IS_QUARTZ(sc) ? SYS_RES_MEMORY : SYS_RES_IOPORT;
    sc->amr_reg = bus_alloc_resource_any(dev, rtype, &rid, RF_ACTIVE);
    if (sc->amr_reg == NULL) {
	device_printf(sc->amr_dev, "can't allocate register window\n");
	goto out;
    }
    sc->amr_btag = rman_get_bustag(sc->amr_reg);
    sc->amr_bhandle = rman_get_bushandle(sc->amr_reg);

    /*
     * Allocate and connect our interrupt.
     */
    rid = 0;
    sc->amr_irq = bus_alloc_resource_any(sc->amr_dev, SYS_RES_IRQ, &rid,
        RF_SHAREABLE | RF_ACTIVE);
    if (sc->amr_irq == NULL) {
        device_printf(sc->amr_dev, "can't allocate interrupt\n");
	goto out;
    }
    if (bus_setup_intr(sc->amr_dev, sc->amr_irq,
	INTR_TYPE_BIO | INTR_ENTROPY | INTR_MPSAFE, NULL, amr_pci_intr,
	sc, &sc->amr_intr)) {
        device_printf(sc->amr_dev, "can't set up interrupt\n");
	goto out;
    }

    debug(2, "interrupt attached");

    /* assume failure is 'out of memory' */
    error = ENOMEM;

    /*
     * Allocate the parent bus DMA tag appropriate for PCI.
     */
    if (bus_dma_tag_create(bus_get_dma_tag(dev),	/* PCI parent */
			   1, 0, 			/* alignment,boundary */
			   AMR_IS_SG64(sc) ?
			   BUS_SPACE_MAXADDR :
			   BUS_SPACE_MAXADDR_32BIT,	/* lowaddr */
			   BUS_SPACE_MAXADDR, 		/* highaddr */
			   NULL, NULL, 			/* filter, filterarg */
			   BUS_SPACE_MAXSIZE,		/* maxsize */
			   BUS_SPACE_UNRESTRICTED,	/* nsegments */
			   BUS_SPACE_MAXSIZE_32BIT,	/* maxsegsize */
			   0,				/* flags */
			   NULL, NULL,			/* lockfunc, lockarg */
			   &sc->amr_parent_dmat)) {
	device_printf(dev, "can't allocate parent DMA tag\n");
	goto out;
    }

    /*
     * Create DMA tag for mapping buffers into controller-addressable space.
     */
    if (bus_dma_tag_create(sc->amr_parent_dmat,		/* parent */
			   1, 0,			/* alignment,boundary */
			   BUS_SPACE_MAXADDR_32BIT,	/* lowaddr */
			   BUS_SPACE_MAXADDR,		/* highaddr */
			   NULL, NULL,			/* filter, filterarg */
			   DFLTPHYS,			/* maxsize */
			   AMR_NSEG,			/* nsegments */
			   BUS_SPACE_MAXSIZE_32BIT,	/* maxsegsize */
			   0,		/* flags */
			   busdma_lock_mutex,		/* lockfunc */
			   &sc->amr_list_lock,		/* lockarg */
			   &sc->amr_buffer_dmat)) {
        device_printf(sc->amr_dev, "can't allocate buffer DMA tag\n");
	goto out;
    }

    if (bus_dma_tag_create(sc->amr_parent_dmat,		/* parent */
			   1, 0,			/* alignment,boundary */
			   BUS_SPACE_MAXADDR,		/* lowaddr */
			   BUS_SPACE_MAXADDR,		/* highaddr */
			   NULL, NULL,			/* filter, filterarg */
			   DFLTPHYS,			/* maxsize */
			   AMR_NSEG,			/* nsegments */
			   BUS_SPACE_MAXSIZE_32BIT,	/* maxsegsize */
			   0,		/* flags */
			   busdma_lock_mutex,		/* lockfunc */
			   &sc->amr_list_lock,		/* lockarg */
			   &sc->amr_buffer64_dmat)) {
        device_printf(sc->amr_dev, "can't allocate buffer DMA tag\n");
	goto out;
    }

    debug(2, "dma tag done");

    /*
     * Allocate and set up mailbox in a bus-visible fashion.
     */
    mtx_init(&sc->amr_list_lock, "AMR List Lock", NULL, MTX_DEF);
    mtx_init(&sc->amr_hw_lock, "AMR HW Lock", NULL, MTX_DEF);
    if ((error = amr_setup_mbox(sc)) != 0)
	goto out;

    debug(2, "mailbox setup");

    /*
     * Build the scatter/gather buffers.
     */
    if ((error = amr_sglist_map(sc)) != 0)
	goto out;
    debug(2, "s/g list mapped");

    if ((error = amr_ccb_map(sc)) != 0)
	goto out;
    debug(2, "ccb mapped");


    /*
     * Do bus-independant initialisation, bring controller online.
     */
    error = amr_attach(sc);

out:
    if (error)
	amr_pci_free(sc);
    return(error);
}
Пример #16
0
static int
bcm_dma_attach(device_t dev)
{
	struct bcm_dma_softc *sc = device_get_softc(dev);
	int rid, err = 0;
	int i;

	sc->sc_dev = dev;

	if (bcm_dma_sc)
		return (ENXIO);

	for (i = 0; i < BCM_DMA_CH_MAX; i++) {
		sc->sc_irq[i] = NULL;
		sc->sc_intrhand[i] = NULL;
	}

	/* DMA0 - DMA14 */
	rid = 0;
	sc->sc_mem = bus_alloc_resource_any(dev, SYS_RES_MEMORY, &rid, RF_ACTIVE);
	if (sc->sc_mem == NULL) {
		device_printf(dev, "could not allocate memory resource\n");
		return (ENXIO);
	}

	/* IRQ DMA0 - DMA11 XXX NOT USE DMA12(spurious?) */
	for (rid = 0; rid < BCM_DMA_CH_MAX; rid++) {
		sc->sc_irq[rid] = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid,
						       RF_ACTIVE);
		if (sc->sc_irq[rid] == NULL) {
			device_printf(dev, "cannot allocate interrupt\n");
			err = ENXIO;
			goto fail;
		}
		if (bus_setup_intr(dev, sc->sc_irq[rid], INTR_TYPE_MISC | INTR_MPSAFE,
				   NULL, bcm_dma_intr, &sc->sc_dma_ch[rid],
				   &sc->sc_intrhand[rid])) {
			device_printf(dev, "cannot setup interrupt handler\n");
			err = ENXIO;
			goto fail;
		}
	}

	mtx_init(&sc->sc_mtx, "bcmdma", "bcmdma", MTX_DEF);
	bcm_dma_sc = sc;

	err = bcm_dma_init(dev);
	if (err)
		goto fail;

	return (err);

fail:
	if (sc->sc_mem)
		bus_release_resource(dev, SYS_RES_MEMORY, 0, sc->sc_mem);

	for (i = 0; i < BCM_DMA_CH_MAX; i++) {
		if (sc->sc_intrhand[i])
			bus_teardown_intr(dev, sc->sc_irq[i], sc->sc_intrhand[i]);
		if (sc->sc_irq[i])
			bus_release_resource(dev, SYS_RES_IRQ, 0, sc->sc_irq[i]);
	}

	return (err);
}
Пример #17
0
int
create_geom_disk(struct nand_chip *chip)
{
	struct disk *ndisk, *rdisk;

	/* Create the disk device */
	ndisk = disk_alloc();
	ndisk->d_strategy = nand_strategy;
	ndisk->d_ioctl = nand_ioctl;
	ndisk->d_getattr = nand_getattr;
	ndisk->d_name = "gnand";
	ndisk->d_drv1 = chip;
	ndisk->d_maxsize = chip->chip_geom.block_size;
	ndisk->d_sectorsize = chip->chip_geom.page_size;
	ndisk->d_mediasize = chip->chip_geom.chip_size;
	ndisk->d_unit = chip->num +
	    10 * device_get_unit(device_get_parent(chip->dev));

	/*
	 * When using BBT, make two last blocks of device unavailable
	 * to user (because those are used to store BBT table).
	 */
	if (chip->bbt != NULL)
		ndisk->d_mediasize -= (2 * chip->chip_geom.block_size);

	ndisk->d_flags = DISKFLAG_CANDELETE;

	snprintf(ndisk->d_ident, sizeof(ndisk->d_ident),
	    "nand: Man:0x%02x Dev:0x%02x", chip->id.man_id, chip->id.dev_id);
	ndisk->d_rotation_rate = DISK_RR_NON_ROTATING;

	disk_create(ndisk, DISK_VERSION);

	/* Create the RAW disk device */
	rdisk = disk_alloc();
	rdisk->d_strategy = nand_strategy_raw;
	rdisk->d_ioctl = nand_ioctl;
	rdisk->d_getattr = nand_getattr;
	rdisk->d_name = "gnand.raw";
	rdisk->d_drv1 = chip;
	rdisk->d_maxsize = chip->chip_geom.block_size;
	rdisk->d_sectorsize = chip->chip_geom.page_size;
	rdisk->d_mediasize = chip->chip_geom.chip_size;
	rdisk->d_unit = chip->num +
	    10 * device_get_unit(device_get_parent(chip->dev));

	rdisk->d_flags = DISKFLAG_CANDELETE;

	snprintf(rdisk->d_ident, sizeof(rdisk->d_ident),
	    "nand_raw: Man:0x%02x Dev:0x%02x", chip->id.man_id,
	    chip->id.dev_id);
	rdisk->d_rotation_rate = DISK_RR_NON_ROTATING;

	disk_create(rdisk, DISK_VERSION);

	chip->ndisk = ndisk;
	chip->rdisk = rdisk;

	mtx_init(&chip->qlock, "NAND I/O lock", NULL, MTX_DEF);
	bioq_init(&chip->bioq);

	TASK_INIT(&chip->iotask, 0, nand_io_proc, chip);
	chip->tq = taskqueue_create("nand_taskq", M_WAITOK,
	    taskqueue_thread_enqueue, &chip->tq);
	taskqueue_start_threads(&chip->tq, 1, PI_DISK, "nand taskq");

	if (bootverbose)
		device_printf(chip->dev, "Created gnand%d for chip [0x%0x, "
		    "0x%0x]\n", ndisk->d_unit, chip->id.man_id,
		    chip->id.dev_id);

	return (0);
}
Пример #18
0
static int
iir_pci_attach(device_t dev)
{
    struct gdt_softc    *gdt;
    struct resource     *irq = NULL;
    int                 retries, rid, error = 0;
    void                *ih;
    u_int8_t            protocol;  

    gdt = device_get_softc(dev);
    mtx_init(&gdt->sc_lock, "iir", NULL, MTX_DEF);

    /* map DPMEM */
    rid = PCI_DPMEM;
    gdt->sc_dpmem = bus_alloc_resource_any(dev, SYS_RES_MEMORY, &rid, RF_ACTIVE);
    if (gdt->sc_dpmem == NULL) {
        device_printf(dev, "can't allocate register resources\n");
        error = ENOMEM;
        goto err;
    }

    /* get IRQ */
    rid = 0;
    irq = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid,
                                 RF_ACTIVE | RF_SHAREABLE);
    if (irq == NULL) {
        device_printf(dev, "can't find IRQ value\n");
        error = ENOMEM;
        goto err;
    }

    gdt->sc_devnode = dev;
    gdt->sc_init_level = 0;
    gdt->sc_hanum = device_get_unit(dev);
    gdt->sc_bus = pci_get_bus(dev);
    gdt->sc_slot = pci_get_slot(dev);
    gdt->sc_vendor = pci_get_vendor(dev);
    gdt->sc_device = pci_get_device(dev);
    gdt->sc_subdevice = pci_get_subdevice(dev);
    gdt->sc_class = GDT_MPR;
/* no FC ctr.
    if (gdt->sc_device >= GDT_PCI_PRODUCT_FC)
        gdt->sc_class |= GDT_FC;
*/

    /* initialize RP controller */
    /* check and reset interface area */
    bus_write_4(gdt->sc_dpmem, GDT_MPR_IC, htole32(GDT_MPR_MAGIC));
    if (bus_read_4(gdt->sc_dpmem, GDT_MPR_IC) != htole32(GDT_MPR_MAGIC)) {
	device_printf(dev, "cannot access DPMEM at 0x%lx (shadowed?)\n",
	    rman_get_start(gdt->sc_dpmem));
        error = ENXIO;
        goto err;
    }
    bus_set_region_4(gdt->sc_dpmem, GDT_I960_SZ, htole32(0), GDT_MPR_SZ >> 2);

    /* Disable everything */
    bus_write_1(gdt->sc_dpmem, GDT_EDOOR_EN,
	bus_read_1(gdt->sc_dpmem, GDT_EDOOR_EN) | 4);
    bus_write_1(gdt->sc_dpmem, GDT_MPR_EDOOR, 0xff);
    bus_write_1(gdt->sc_dpmem, GDT_MPR_IC + GDT_S_STATUS, 0);
    bus_write_1(gdt->sc_dpmem, GDT_MPR_IC + GDT_CMD_INDEX, 0);

    bus_write_4(gdt->sc_dpmem, GDT_MPR_IC + GDT_S_INFO,
	htole32(rman_get_start(gdt->sc_dpmem)));
    bus_write_1(gdt->sc_dpmem, GDT_MPR_IC + GDT_S_CMD_INDX, 0xff);
    bus_write_1(gdt->sc_dpmem, GDT_MPR_LDOOR, 1);

    DELAY(20);
    retries = GDT_RETRIES;
    while (bus_read_1(gdt->sc_dpmem, GDT_MPR_IC + GDT_S_STATUS) != 0xff) {
        if (--retries == 0) {
            device_printf(dev, "DEINIT failed\n");
            error = ENXIO;
            goto err;
        }
        DELAY(1);
    }

    protocol = (uint8_t)le32toh(bus_read_4(gdt->sc_dpmem,
	    GDT_MPR_IC + GDT_S_INFO));
    bus_write_1(gdt->sc_dpmem, GDT_MPR_IC + GDT_S_STATUS, 0);
    if (protocol != GDT_PROTOCOL_VERSION) {
        device_printf(dev, "unsupported protocol %d\n", protocol);
        error = ENXIO;
        goto err;
    }
    
    /* special command to controller BIOS */
    bus_write_4(gdt->sc_dpmem, GDT_MPR_IC + GDT_S_INFO, htole32(0));
    bus_write_4(gdt->sc_dpmem, GDT_MPR_IC + GDT_S_INFO + sizeof (u_int32_t),
	htole32(0));
    bus_write_4(gdt->sc_dpmem, GDT_MPR_IC + GDT_S_INFO + 2 * sizeof (u_int32_t),
	htole32(1));
    bus_write_4(gdt->sc_dpmem, GDT_MPR_IC + GDT_S_INFO + 3 * sizeof (u_int32_t),
	htole32(0));
    bus_write_1(gdt->sc_dpmem, GDT_MPR_IC + GDT_S_CMD_INDX, 0xfe);
    bus_write_1(gdt->sc_dpmem, GDT_MPR_LDOOR, 1);

    DELAY(20);
    retries = GDT_RETRIES;
    while (bus_read_1(gdt->sc_dpmem, GDT_MPR_IC + GDT_S_STATUS) != 0xfe) {
        if (--retries == 0) {
            device_printf(dev, "initialization error\n");
            error = ENXIO;
            goto err;
        }
        DELAY(1);
    }

    bus_write_1(gdt->sc_dpmem, GDT_MPR_IC + GDT_S_STATUS, 0);

    gdt->sc_ic_all_size = GDT_MPR_SZ;
    
    gdt->sc_copy_cmd = gdt_mpr_copy_cmd;
    gdt->sc_get_status = gdt_mpr_get_status;
    gdt->sc_intr = gdt_mpr_intr;
    gdt->sc_release_event = gdt_mpr_release_event;
    gdt->sc_set_sema0 = gdt_mpr_set_sema0;
    gdt->sc_test_busy = gdt_mpr_test_busy;

    /* Allocate a dmatag representing the capabilities of this attachment */
    if (bus_dma_tag_create(/*parent*/bus_get_dma_tag(dev),
                           /*alignemnt*/1, /*boundary*/0,
                           /*lowaddr*/BUS_SPACE_MAXADDR_32BIT,
                           /*highaddr*/BUS_SPACE_MAXADDR,
                           /*filter*/NULL, /*filterarg*/NULL,
                           /*maxsize*/BUS_SPACE_MAXSIZE_32BIT,
			   /*nsegments*/BUS_SPACE_UNRESTRICTED,
                           /*maxsegsz*/BUS_SPACE_MAXSIZE_32BIT,
			   /*flags*/0, /*lockfunc*/busdma_lock_mutex,
			   /*lockarg*/&gdt->sc_lock, &gdt->sc_parent_dmat) != 0) {
        error = ENXIO;
        goto err;
    }
    gdt->sc_init_level++;

    if (iir_init(gdt) != 0) {
        iir_free(gdt);
        error = ENXIO;
        goto err;
    }

    /* Register with the XPT */
    iir_attach(gdt);

    /* associate interrupt handler */
    if (bus_setup_intr(dev, irq, INTR_TYPE_CAM | INTR_MPSAFE, 
                        NULL, iir_intr, gdt, &ih )) {
        device_printf(dev, "Unable to register interrupt handler\n");
        error = ENXIO;
        goto err;
    }

    gdt_pci_enable_intr(gdt);
    return (0);
    
err:
    if (irq)
        bus_release_resource( dev, SYS_RES_IRQ, 0, irq );

    if (gdt->sc_dpmem)
        bus_release_resource( dev, SYS_RES_MEMORY, rid, gdt->sc_dpmem );
    mtx_destroy(&gdt->sc_lock);

    return (error);
}
Пример #19
0
static void
ugidfw_init(struct mac_policy_conf *mpc)
{

	mtx_init(&ugidfw_mtx, "mac_bsdextended lock", NULL, MTX_DEF);
}
Пример #20
0
static int
uhso_attach(device_t self)
{
	struct uhso_softc *sc = device_get_softc(self);
	struct usb_attach_arg *uaa = device_get_ivars(self);
	struct usb_interface_descriptor *id;
	struct sysctl_ctx_list *sctx;
	struct sysctl_oid *soid;
	struct sysctl_oid *tree = NULL, *tty_node;
	struct ucom_softc *ucom;
	struct uhso_tty *ht;
	int i, error, port;
	void *probe_f;
	usb_error_t uerr;
	char *desc;

	sc->sc_dev = self;
	sc->sc_udev = uaa->device;
	mtx_init(&sc->sc_mtx, "uhso", NULL, MTX_DEF);
	ucom_ref(&sc->sc_super_ucom);

	sc->sc_ucom = NULL;
	sc->sc_ttys = 0;
	sc->sc_radio = 1;

	id = usbd_get_interface_descriptor(uaa->iface);
	sc->sc_ctrl_iface_no = id->bInterfaceNumber;

	sc->sc_iface_no = uaa->info.bIfaceNum;
	sc->sc_iface_index = uaa->info.bIfaceIndex;

	/* Setup control pipe */
	uerr = usbd_transfer_setup(uaa->device,
	    &sc->sc_iface_index, sc->sc_ctrl_xfer,
	    uhso_ctrl_config, UHSO_CTRL_MAX, sc, &sc->sc_mtx);
	if (uerr) {
		device_printf(self, "Failed to setup control pipe: %s\n",
		    usbd_errstr(uerr));
		goto out;
	}

	if (USB_GET_DRIVER_INFO(uaa) == UHSO_STATIC_IFACE)
		probe_f = uhso_probe_iface_static;
	else if (USB_GET_DRIVER_INFO(uaa) == UHSO_AUTO_IFACE)
		probe_f = uhso_probe_iface_auto;
	else
		goto out;

	error = uhso_probe_iface(sc, uaa->info.bIfaceNum, probe_f);
	if (error != 0)
		goto out;

	sctx = device_get_sysctl_ctx(sc->sc_dev);
	soid = device_get_sysctl_tree(sc->sc_dev);

	SYSCTL_ADD_STRING(sctx, SYSCTL_CHILDREN(soid), OID_AUTO, "type",
	    CTLFLAG_RD, uhso_port[UHSO_IFACE_PORT(sc->sc_type)], 0,
	    "Port available at this interface");
	SYSCTL_ADD_PROC(sctx, SYSCTL_CHILDREN(soid), OID_AUTO, "radio",
	    CTLTYPE_INT | CTLFLAG_RW, sc, 0, uhso_radio_sysctl, "I", "Enable radio");

	/*
	 * The default interface description on most Option devices isn't
	 * very helpful. So we skip device_set_usb_desc and set the
	 * device description manually.
	 */
	device_set_desc_copy(self, uhso_port_type[UHSO_IFACE_PORT_TYPE(sc->sc_type)]); 
	/* Announce device */
	device_printf(self, "<%s port> at <%s %s> on %s\n",
	    uhso_port_type[UHSO_IFACE_PORT_TYPE(sc->sc_type)],
	    usb_get_manufacturer(uaa->device),
	    usb_get_product(uaa->device),
	    device_get_nameunit(device_get_parent(self)));

	if (sc->sc_ttys > 0) {
		SYSCTL_ADD_INT(sctx, SYSCTL_CHILDREN(soid), OID_AUTO, "ports",
		    CTLFLAG_RD, &sc->sc_ttys, 0, "Number of attached serial ports");

		tree = SYSCTL_ADD_NODE(sctx, SYSCTL_CHILDREN(soid), OID_AUTO,
		    "port", CTLFLAG_RD, NULL, "Serial ports");
	}

	/*
	 * Loop through the number of found TTYs and create sysctl
	 * nodes for them.
	 */
	for (i = 0; i < sc->sc_ttys; i++) {
		ht = &sc->sc_tty[i];
		ucom = &sc->sc_ucom[i];

		if (UHSO_IFACE_USB_TYPE(sc->sc_type) & UHSO_IF_MUX)
			port = uhso_mux_port_map[ht->ht_muxport];
		else
			port = UHSO_IFACE_PORT_TYPE(sc->sc_type);

		desc = uhso_port_type_sysctl[port];

		tty_node = SYSCTL_ADD_NODE(sctx, SYSCTL_CHILDREN(tree), OID_AUTO,
		    desc, CTLFLAG_RD, NULL, "");

		ht->ht_name[0] = 0;
		if (sc->sc_ttys == 1)
			snprintf(ht->ht_name, 32, "cuaU%d", ucom->sc_super->sc_unit);
		else {
			snprintf(ht->ht_name, 32, "cuaU%d.%d",
			    ucom->sc_super->sc_unit, ucom->sc_subunit);
		}

		desc = uhso_port_type[port];
		SYSCTL_ADD_STRING(sctx, SYSCTL_CHILDREN(tty_node), OID_AUTO,
		    "tty", CTLFLAG_RD, ht->ht_name, 0, "");
		SYSCTL_ADD_STRING(sctx, SYSCTL_CHILDREN(tty_node), OID_AUTO,
		    "desc", CTLFLAG_RD, desc, 0, "");

		if (bootverbose)
			device_printf(sc->sc_dev,
			    "\"%s\" port at %s\n", desc, ht->ht_name);
	}

	return (0);
out:
	uhso_detach(sc->sc_dev);
	return (ENXIO);
}
Пример #21
0
int mlx4_en_create_tx_ring(struct mlx4_en_priv *priv,
			   struct mlx4_en_tx_ring **pring, u32 size,
			   u16 stride, int node, int queue_idx)
{
	struct mlx4_en_dev *mdev = priv->mdev;
	struct mlx4_en_tx_ring *ring;
	int tmp;
	int err;

	ring = kzalloc_node(sizeof(struct mlx4_en_tx_ring), GFP_KERNEL, node);
	if (!ring) {
		ring = kzalloc(sizeof(struct mlx4_en_tx_ring), GFP_KERNEL);
		if (!ring) {
			en_err(priv, "Failed allocating TX ring\n");
			return -ENOMEM;
		}
	}

	ring->size = size;
	ring->size_mask = size - 1;
	ring->stride = stride;
#ifdef CONFIG_RATELIMIT
	ring->rl_data.rate_index = 0;
	/* User_valid should be false in a rate_limit ring until the
	 * creation process of the ring is done, after the activation. */
	if (queue_idx < priv->native_tx_ring_num)
		ring->rl_data.user_valid = true;
	else
		ring->rl_data.user_valid = false;
#endif
	ring->full_size = ring->size - HEADROOM - MAX_DESC_TXBBS;
	ring->inline_thold = min(inline_thold, MAX_INLINE);
	mtx_init(&ring->tx_lock.m, "mlx4 tx", NULL, MTX_DEF);
	mtx_init(&ring->comp_lock.m, "mlx4 comp", NULL, MTX_DEF);

	/* Allocate the buf ring */
#ifdef CONFIG_RATELIMIT
	if (queue_idx < priv->native_tx_ring_num)
		ring->br = buf_ring_alloc(MLX4_EN_DEF_TX_QUEUE_SIZE, M_DEVBUF,
					  M_WAITOK, &ring->tx_lock.m);
	else
		ring->br = buf_ring_alloc(size / 4, M_DEVBUF, M_WAITOK,
					  &ring->tx_lock.m);
#else
	ring->br = buf_ring_alloc(MLX4_EN_DEF_TX_QUEUE_SIZE, M_DEVBUF,
				  M_WAITOK, &ring->tx_lock.m);
#endif
	if (ring->br == NULL) {
		en_err(priv, "Failed allocating tx_info ring\n");
		return -ENOMEM;
	}

	tmp = size * sizeof(struct mlx4_en_tx_info);
	ring->tx_info = vmalloc_node(tmp, node);
	if (!ring->tx_info) {
		ring->tx_info = vmalloc(tmp);
		if (!ring->tx_info) {
			err = -ENOMEM;
			goto err_ring;
		}
	}

	en_dbg(DRV, priv, "Allocated tx_info ring at addr:%p size:%d\n",
		 ring->tx_info, tmp);

	ring->bounce_buf = kmalloc_node(MAX_DESC_SIZE, GFP_KERNEL, node);
	if (!ring->bounce_buf) {
		ring->bounce_buf = kmalloc(MAX_DESC_SIZE, GFP_KERNEL);
		if (!ring->bounce_buf) {
			err = -ENOMEM;
			goto err_info;
		}
	}
	ring->buf_size = ALIGN(size * ring->stride, MLX4_EN_PAGE_SIZE);

	/* Allocate HW buffers on provided NUMA node */
	err = mlx4_alloc_hwq_res(mdev->dev, &ring->wqres, ring->buf_size,
				 2 * PAGE_SIZE);
	if (err) {
		en_err(priv, "Failed allocating hwq resources\n");
		goto err_bounce;
	}

	err = mlx4_en_map_buffer(&ring->wqres.buf);
	if (err) {
		en_err(priv, "Failed to map TX buffer\n");
		goto err_hwq_res;
	}

	ring->buf = ring->wqres.buf.direct.buf;

	en_dbg(DRV, priv, "Allocated TX ring (addr:%p) - buf:%p size:%d "
	       "buf_size:%d dma:%llx\n", ring, ring->buf, ring->size,
	       ring->buf_size, (unsigned long long) ring->wqres.buf.direct.map);

	err = mlx4_qp_reserve_range(mdev->dev, 1, 1, &ring->qpn,
				    MLX4_RESERVE_BF_QP);
	if (err) {
		en_err(priv, "failed reserving qp for TX ring\n");
		goto err_map;
	}

	err = mlx4_qp_alloc(mdev->dev, ring->qpn, &ring->qp);
	if (err) {
		en_err(priv, "Failed allocating qp %d\n", ring->qpn);
		goto err_reserve;
	}
	ring->qp.event = mlx4_en_sqp_event;

	err = mlx4_bf_alloc(mdev->dev, &ring->bf, node);
	if (err) {
		en_dbg(DRV, priv, "working without blueflame (%d)", err);
		ring->bf.uar = &mdev->priv_uar;
		ring->bf.uar->map = mdev->uar_map;
		ring->bf_enabled = false;
	} else
		ring->bf_enabled = true;
	ring->queue_index = queue_idx;
	if (queue_idx < priv->num_tx_rings_p_up )
		CPU_SET(queue_idx, &ring->affinity_mask);

	*pring = ring;
	return 0;

err_reserve:
	mlx4_qp_release_range(mdev->dev, ring->qpn, 1);
err_map:
	mlx4_en_unmap_buffer(&ring->wqres.buf);
err_hwq_res:
	mlx4_free_hwq_res(mdev->dev, &ring->wqres, ring->buf_size);
err_bounce:
	kfree(ring->bounce_buf);
err_info:
	vfree(ring->tx_info);
err_ring:
	buf_ring_free(ring->br, M_DEVBUF);
	kfree(ring);
	return err;
}
Пример #22
0
Файл: zs.c Проект: MarginC/kame
int
zstty_attach(device_t dev)
{
	struct zstty_softc *sc;
	struct tty *tp;
	char mode[32];
	int reset;
	int baud;
	int clen;
	char parity;
	int stop;
	char c;

	sc = device_get_softc(dev);
	mtx_init(&sc->sc_mtx, "zstty", NULL, MTX_SPIN);
	sc->sc_dev = dev;
	sc->sc_iput = sc->sc_iget = sc->sc_ibuf;
	sc->sc_oget = sc->sc_obuf;

	tp = ttymalloc(NULL);
	sc->sc_si = make_dev(&zstty_cdevsw, device_get_unit(dev),
	    UID_ROOT, GID_WHEEL, 0600, "%s", device_get_desc(dev));
	sc->sc_si->si_drv1 = sc;
	sc->sc_si->si_tty = tp;
	tp->t_dev = sc->sc_si;
	sc->sc_tty = tp;

	tp->t_oproc = zsttystart;
	tp->t_param = zsttyparam;
	tp->t_stop = zsttystop;
	tp->t_iflag = TTYDEF_IFLAG;
	tp->t_oflag = TTYDEF_OFLAG;
	tp->t_lflag = TTYDEF_LFLAG;
	tp->t_cflag = CREAD | CLOCAL | CS8;
	tp->t_ospeed = TTYDEF_SPEED;
	tp->t_ispeed = TTYDEF_SPEED;

	if (zstty_console(dev, mode, sizeof(mode))) {
		ttychars(tp);
		/* format: 9600,8,n,1,- */
		if (sscanf(mode, "%d,%d,%c,%d,%c", &baud, &clen, &parity,
		    &stop, &c) == 5) {
			tp->t_ospeed = baud;
			tp->t_ispeed = baud;
			tp->t_cflag = CREAD | CLOCAL;
			switch (clen) {
			case 5:
				tp->t_cflag |= CS5;
				break;
			case 6:
				tp->t_cflag |= CS6;
				break;
			case 7:
				tp->t_cflag |= CS7;
				break;
			case 8:
			default:
				tp->t_cflag |= CS8;
				break;
			}

			if (parity == 'e')
				tp->t_cflag |= PARENB;
			else if (parity == 'o')
				tp->t_cflag |= PARENB | PARODD;

			if (stop == 2)
				tp->t_cflag |= CSTOPB;
		}
		device_printf(dev, "console %s\n", mode);
		sc->sc_console = 1;
		zstty_cons = sc;
	} else {
		if ((device_get_unit(dev) & 1) == 0)
			reset = ZSWR9_A_RESET;
		else
			reset = ZSWR9_B_RESET;
		ZS_WRITE_REG(sc, 9, reset);
	}

	return (0);
}
Пример #23
0
static void *
nvd_new_disk(struct nvme_namespace *ns, void *ctrlr_arg)
{
	uint8_t			descr[NVME_MODEL_NUMBER_LENGTH+1];
	struct nvd_disk		*ndisk;
	struct disk		*disk;
	struct nvd_controller	*ctrlr = ctrlr_arg;

	ndisk = malloc(sizeof(struct nvd_disk), M_NVD, M_ZERO | M_WAITOK);

	disk = disk_alloc();
	disk->d_strategy = nvd_strategy;
	disk->d_ioctl = nvd_ioctl;
	disk->d_name = NVD_STR;
	disk->d_drv1 = ndisk;

	disk->d_maxsize = nvme_ns_get_max_io_xfer_size(ns);
	disk->d_sectorsize = nvme_ns_get_sector_size(ns);
	disk->d_mediasize = (off_t)nvme_ns_get_size(ns);

	if (TAILQ_EMPTY(&disk_head))
		disk->d_unit = 0;
	else
		disk->d_unit =
		    TAILQ_LAST(&disk_head, disk_list)->disk->d_unit + 1;

	disk->d_flags = 0;

	if (nvme_ns_get_flags(ns) & NVME_NS_DEALLOCATE_SUPPORTED)
		disk->d_flags |= DISKFLAG_CANDELETE;

	if (nvme_ns_get_flags(ns) & NVME_NS_FLUSH_SUPPORTED)
		disk->d_flags |= DISKFLAG_CANFLUSHCACHE;

/* ifdef used here to ease porting to stable branches at a later point. */
#ifdef DISKFLAG_UNMAPPED_BIO
	disk->d_flags |= DISKFLAG_UNMAPPED_BIO;
#endif

	/*
	 * d_ident and d_descr are both far bigger than the length of either
	 *  the serial or model number strings.
	 */
	nvme_strvis(disk->d_ident, nvme_ns_get_serial_number(ns),
	    sizeof(disk->d_ident), NVME_SERIAL_NUMBER_LENGTH);

	nvme_strvis(descr, nvme_ns_get_model_number(ns), sizeof(descr),
	    NVME_MODEL_NUMBER_LENGTH);

#if __FreeBSD_version >= 900034
	strlcpy(disk->d_descr, descr, sizeof(descr));
#endif

	ndisk->ns = ns;
	ndisk->disk = disk;
	ndisk->cur_depth = 0;

	mtx_init(&ndisk->bioqlock, "NVD bioq lock", NULL, MTX_DEF);
	bioq_init(&ndisk->bioq);

	TASK_INIT(&ndisk->bioqtask, 0, nvd_bioq_process, ndisk);
	ndisk->tq = taskqueue_create("nvd_taskq", M_WAITOK,
	    taskqueue_thread_enqueue, &ndisk->tq);
	taskqueue_start_threads(&ndisk->tq, 1, PI_DISK, "nvd taskq");

	TAILQ_INSERT_TAIL(&disk_head, ndisk, global_tailq);
	TAILQ_INSERT_TAIL(&ctrlr->disk_head, ndisk, ctrlr_tailq);

	disk_create(disk, DISK_VERSION);

	printf(NVD_STR"%u: <%s> NVMe namespace\n", disk->d_unit, descr);
	printf(NVD_STR"%u: %juMB (%ju %u byte sectors)\n", disk->d_unit,
		(uintmax_t)disk->d_mediasize / (1024*1024),
		(uintmax_t)disk->d_mediasize / disk->d_sectorsize,
		disk->d_sectorsize);

	return (NULL);
}
Пример #24
0
static int
fwohci_pci_attach(device_t self)
{
	fwohci_softc_t *sc = device_get_softc(self);
	int err;
	int rid;
#if defined(__DragonFly__) || __FreeBSD_version < 500000
	int intr;
	/* For the moment, put in a message stating what is wrong */
	intr = pci_read_config(self, PCIR_INTLINE, 1);
	if (intr == 0 || intr == 255) {
		device_printf(self, "Invalid irq %d\n", intr);
#ifdef __i386__
		device_printf(self, "Please switch PNP-OS to 'No' in BIOS\n");
#endif
	}
#endif

#if 0
	if (bootverbose)
		firewire_debug = bootverbose;
#endif

	mtx_init(FW_GMTX(&sc->fc), "firewire", NULL, MTX_DEF);
	fwohci_pci_init(self);

	rid = PCI_CBMEM;
#if __FreeBSD_version >= 502109
	sc->bsr = bus_alloc_resource_any(self, SYS_RES_MEMORY, &rid, RF_ACTIVE);
#else
	sc->bsr = bus_alloc_resource(self, SYS_RES_MEMORY, &rid,
	    0, ~0, 1, RF_ACTIVE);
#endif
	if (!sc->bsr) {
		device_printf(self, "Could not map memory\n");
		return ENXIO;
        }

	sc->bst = rman_get_bustag(sc->bsr);
	sc->bsh = rman_get_bushandle(sc->bsr);

	rid = 0;
#if __FreeBSD_version >= 502109
	sc->irq_res = bus_alloc_resource_any(self, SYS_RES_IRQ, &rid,
				     RF_SHAREABLE | RF_ACTIVE);
#else
	sc->irq_res = bus_alloc_resource(self, SYS_RES_IRQ, &rid, 0, ~0, 1,
				     RF_SHAREABLE | RF_ACTIVE);
#endif
	if (sc->irq_res == NULL) {
		device_printf(self, "Could not allocate irq\n");
		fwohci_pci_detach(self);
		return ENXIO;
	}

	err = bus_setup_intr(self, sc->irq_res,
				INTR_TYPE_NET | INTR_MPSAFE,
				NULL, (driver_intr_t *) fwohci_intr,
				sc, &sc->ih);

#if defined(__DragonFly__) || __FreeBSD_version < 500000
	/* XXX splcam() should mask this irq for sbp.c*/
	err = bus_setup_intr(self, sc->irq_res, INTR_TYPE_CAM,
		     (driver_intr_t *) fwohci_dummy_intr, sc, &sc->ih_cam);
	/* XXX splbio() should mask this irq for physio()/fwmem_strategy() */
	err = bus_setup_intr(self, sc->irq_res, INTR_TYPE_BIO,
		     (driver_intr_t *) fwohci_dummy_intr, sc, &sc->ih_bio);
#endif
	if (err) {
		device_printf(self, "Could not setup irq, %d\n", err);
		fwohci_pci_detach(self);
		return ENXIO;
	}

	err = bus_dma_tag_create(
#if defined(__FreeBSD__) && __FreeBSD_version >= 700020
				/*parent*/bus_get_dma_tag(self),
#else
				/*parent*/NULL,
#endif
				/*alignment*/1,
				/*boundary*/0,
#if BOUNCE_BUFFER_TEST
				/*lowaddr*/BUS_SPACE_MAXADDR_24BIT,
#else
				/*lowaddr*/BUS_SPACE_MAXADDR_32BIT,
#endif
				/*highaddr*/BUS_SPACE_MAXADDR,
				/*filter*/NULL, /*filterarg*/NULL,
				/*maxsize*/0x100000,
				/*nsegments*/0x20,
				/*maxsegsz*/0x8000,
				/*flags*/BUS_DMA_ALLOCNOW,
#if defined(__FreeBSD__) && __FreeBSD_version >= 501102
				/*lockfunc*/busdma_lock_mutex,
				/*lockarg*/FW_GMTX(&sc->fc),
#endif
				&sc->fc.dmat);
	if (err != 0) {
		printf("fwohci_pci_attach: Could not allocate DMA tag "
			"- error %d\n", err);
			return (ENOMEM);
	}

	err = fwohci_init(sc, self);

	if (err) {
		device_printf(self, "fwohci_init failed with err=%d\n", err);
		fwohci_pci_detach(self);
		return EIO;
	}

	/* probe and attach a child device(firewire) */
	bus_generic_probe(self);
	bus_generic_attach(self);

	return 0;
}
Пример #25
0
static int
fwe_attach(device_t dev)
{
	struct fwe_softc *fwe;
	struct ifnet *ifp;
	int unit, s;
#if defined(__DragonFly__) || __FreeBSD_version < 500000
	u_char *eaddr;
#else
	u_char eaddr[6];
#endif
	struct fw_eui64 *eui;

	fwe = ((struct fwe_softc *)device_get_softc(dev));
	unit = device_get_unit(dev);

	bzero(fwe, sizeof(struct fwe_softc));
	mtx_init(&fwe->mtx, "fwe", NULL, MTX_DEF);
	/* XXX */
	fwe->stream_ch = stream_ch;
	fwe->dma_ch = -1;

	fwe->fd.fc = device_get_ivars(dev);
	if (tx_speed < 0)
		tx_speed = fwe->fd.fc->speed;

	fwe->fd.dev = dev;
	fwe->fd.post_explore = NULL;
	fwe->eth_softc.fwe = fwe;

	fwe->pkt_hdr.mode.stream.tcode = FWTCODE_STREAM;
	fwe->pkt_hdr.mode.stream.sy = 0;
	fwe->pkt_hdr.mode.stream.chtag = fwe->stream_ch;

	/* generate fake MAC address: first and last 3bytes from eui64 */
#define LOCAL (0x02)
#define GROUP (0x01)
#if defined(__DragonFly__) || __FreeBSD_version < 500000
	eaddr = &IFP2ENADDR(fwe->eth_softc.ifp)[0];
#endif


	eui = &fwe->fd.fc->eui;
	eaddr[0] = (FW_EUI64_BYTE(eui, 0) | LOCAL) & ~GROUP;
	eaddr[1] = FW_EUI64_BYTE(eui, 1);
	eaddr[2] = FW_EUI64_BYTE(eui, 2);
	eaddr[3] = FW_EUI64_BYTE(eui, 5);
	eaddr[4] = FW_EUI64_BYTE(eui, 6);
	eaddr[5] = FW_EUI64_BYTE(eui, 7);
	printf("if_fwe%d: Fake Ethernet address: "
		"%02x:%02x:%02x:%02x:%02x:%02x\n", unit,
		eaddr[0], eaddr[1], eaddr[2], eaddr[3], eaddr[4], eaddr[5]);

	/* fill the rest and attach interface */	
	ifp = fwe->eth_softc.ifp = if_alloc(IFT_ETHER);
	if (ifp == NULL) {
		device_printf(dev, "can not if_alloc()\n");
		return (ENOSPC);
	}
	ifp->if_softc = &fwe->eth_softc;

#if __FreeBSD_version >= 501113 || defined(__DragonFly__)
	if_initname(ifp, device_get_name(dev), unit);
#else
	ifp->if_unit = unit;
	ifp->if_name = "fwe";
#endif
	ifp->if_init = fwe_init;
#if defined(__DragonFly__) || __FreeBSD_version < 500000
	ifp->if_output = ether_output;
#endif
	ifp->if_start = fwe_start;
	ifp->if_ioctl = fwe_ioctl;
	ifp->if_flags = (IFF_BROADCAST|IFF_SIMPLEX|IFF_MULTICAST);
	ifp->if_snd.ifq_maxlen = TX_MAX_QUEUE;

	s = splimp();
#if defined(__DragonFly__) || __FreeBSD_version < 500000
	ether_ifattach(ifp, 1);
#else
	ether_ifattach(ifp, eaddr);
#endif
	splx(s);

        /* Tell the upper layer(s) we support long frames. */
	ifp->if_data.ifi_hdrlen = sizeof(struct ether_vlan_header);
#if defined(__FreeBSD__) && __FreeBSD_version >= 500000
	ifp->if_capabilities |= IFCAP_VLAN_MTU | IFCAP_POLLING;
	ifp->if_capenable |= IFCAP_VLAN_MTU;
#endif


	FWEDEBUG(ifp, "interface created\n");
	return 0;
}
Пример #26
0
static int
intsmb_attach(device_t dev)
{
	struct intsmb_softc *sc = device_get_softc(dev);
	int error, rid, value;
	int intr;
	char *str;

	sc->dev = dev;

	mtx_init(&sc->lock, device_get_nameunit(dev), "intsmb", MTX_DEF);

	sc->cfg_irq9 = 0;
	switch (pci_get_devid(dev)) {
#ifndef NO_CHANGE_PCICONF
	case 0x71138086:	/* Intel 82371AB */
	case 0x719b8086:	/* Intel 82443MX */
		/* Changing configuration is allowed. */
		sc->cfg_irq9 = 1;
		break;
#endif
	case 0x43851002:
	case 0x780b1022:
		if (pci_get_revid(dev) >= 0x40)
			sc->sb8xx = 1;
		break;
	}

	if (sc->sb8xx) {
		error = sb8xx_attach(dev);
		if (error != 0)
			goto fail;
		else
			goto no_intr;
	}

	sc->io_rid = PCI_BASE_ADDR_SMB;
	sc->io_res = bus_alloc_resource_any(dev, SYS_RES_IOPORT, &sc->io_rid,
	    RF_ACTIVE);
	if (sc->io_res == NULL) {
		device_printf(dev, "Could not allocate I/O space\n");
		error = ENXIO;
		goto fail;
	}

	if (sc->cfg_irq9) {
		pci_write_config(dev, PCIR_INTLINE, 0x9, 1);
		pci_write_config(dev, PCI_HST_CFG_SMB,
		    PCI_INTR_SMB_IRQ9 | PCI_INTR_SMB_ENABLE, 1);
	}
	value = pci_read_config(dev, PCI_HST_CFG_SMB, 1);
	sc->poll = (value & PCI_INTR_SMB_ENABLE) == 0;
	intr = value & PCI_INTR_SMB_MASK;
	switch (intr) {
	case PCI_INTR_SMB_SMI:
		str = "SMI";
		break;
	case PCI_INTR_SMB_IRQ9:
		str = "IRQ 9";
		break;
	case PCI_INTR_SMB_IRQ_PCI:
		str = "PCI IRQ";
		break;
	default:
		str = "BOGUS";
	}

	device_printf(dev, "intr %s %s ", str,
	    sc->poll == 0 ? "enabled" : "disabled");
	printf("revision %d\n", pci_read_config(dev, PCI_REVID_SMB, 1));

	if (!sc->poll && intr == PCI_INTR_SMB_SMI) {
		device_printf(dev,
		    "using polling mode when configured interrupt is SMI\n");
		sc->poll = 1;
	}

	if (sc->poll)
	    goto no_intr;

	if (intr != PCI_INTR_SMB_IRQ9 && intr != PCI_INTR_SMB_IRQ_PCI) {
		device_printf(dev, "Unsupported interrupt mode\n");
		error = ENXIO;
		goto fail;
	}

	/* Force IRQ 9. */
	rid = 0;
	if (sc->cfg_irq9)
		bus_set_resource(dev, SYS_RES_IRQ, rid, 9, 1);

	sc->irq_res = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid,
	    RF_SHAREABLE | RF_ACTIVE);
	if (sc->irq_res == NULL) {
		device_printf(dev, "Could not allocate irq\n");
		error = ENXIO;
		goto fail;
	}

	error = bus_setup_intr(dev, sc->irq_res, INTR_TYPE_MISC | INTR_MPSAFE,
	    NULL, intsmb_rawintr, sc, &sc->irq_hand);
	if (error) {
		device_printf(dev, "Failed to map intr\n");
		goto fail;
	}

no_intr:
	sc->isbusy = 0;
	sc->smbus = device_add_child(dev, "smbus", -1);
	if (sc->smbus == NULL) {
		error = ENXIO;
		goto fail;
	}
	error = device_probe_and_attach(sc->smbus);
	if (error)
		goto fail;

#ifdef ENABLE_ALART
	/* Enable Arart */
	bus_write_1(sc->io_res, PIIX4_SMBSLVCNT, PIIX4_SMBSLVCNT_ALTEN);
#endif
	return (0);

fail:
	intsmb_detach(dev);
	return (error);
}
Пример #27
0
static int
ncv_alloc_resource(device_t dev)
{
	struct ncv_softc	*sc = device_get_softc(dev);
	u_int32_t		flags = device_get_flags(dev);
	rman_res_t		ioaddr, iosize, maddr, msize;
	int			error;
	bus_addr_t		offset = 0;

	if(flags & KME_KXLC004_01)
		offset = OFFSET_KME_KXLC004_01;

	error = bus_get_resource(dev, SYS_RES_IOPORT, 0, &ioaddr, &iosize);
	if (error || (iosize < (offset + NCVIOSZ))) {
		return(ENOMEM);
	}

	mtx_init(&sc->sc_sclow.sl_lock, "ncv", NULL, MTX_DEF);
	sc->port_rid = 0;
	sc->port_res = bus_alloc_resource(dev, SYS_RES_IOPORT, &sc->port_rid,
					  ioaddr+offset, ioaddr+iosize-offset,
					  iosize-offset, RF_ACTIVE);
	if (sc->port_res == NULL) {
		ncv_release_resource(dev);
		return(ENOMEM);
	}

	if (offset != 0) {
		sc->port_rid_dmy = 0;
		sc->port_res_dmy = bus_alloc_resource(dev, SYS_RES_IOPORT, 
						&sc->port_rid_dmy,
						ioaddr, ioaddr+offset, offset, 
						RF_ACTIVE);
		if (sc->port_res_dmy == NULL) {
			printf("Warning: cannot allocate IOPORT partially.\n");
		}
	} else {
		sc->port_rid_dmy = 0;
		sc->port_res_dmy = NULL;
	}

	sc->irq_rid = 0;
	sc->irq_res = bus_alloc_resource_any(dev, SYS_RES_IRQ, &sc->irq_rid,
					     RF_ACTIVE);
	if (sc->irq_res == NULL) {
		ncv_release_resource(dev);
		return(ENOMEM);
	}

	error = bus_get_resource(dev, SYS_RES_MEMORY, 0, &maddr, &msize);
	if (error) {
		return(0);	/* XXX */
	}

	/* no need to allocate memory if not configured */
	if (maddr == 0 || msize == 0) {
		return(0);
	}

	sc->mem_rid = 0;
	sc->mem_res = bus_alloc_resource_any(dev, SYS_RES_MEMORY, &sc->mem_rid,
					     RF_ACTIVE);
	if (sc->mem_res == NULL) {
		ncv_release_resource(dev);
		return(ENOMEM);
	}

	return(0);
}
Пример #28
0
int
smc_attach(device_t dev)
{
	int			type, error;
	uint16_t		val;
	u_char			eaddr[ETHER_ADDR_LEN];
	struct smc_softc	*sc;
	struct ifnet		*ifp;

	sc = device_get_softc(dev);
	error = 0;

	sc->smc_dev = dev;

	ifp = sc->smc_ifp = if_alloc(IFT_ETHER);
	if (ifp == NULL) {
		error = ENOSPC;
		goto done;
	}

	mtx_init(&sc->smc_mtx, device_get_nameunit(dev), NULL, MTX_DEF);

	/* Set up watchdog callout. */
	callout_init_mtx(&sc->smc_watchdog, &sc->smc_mtx, 0);

	type = SYS_RES_IOPORT;
	if (sc->smc_usemem)
		type = SYS_RES_MEMORY;

	sc->smc_reg_rid = 0;
	sc->smc_reg = bus_alloc_resource(dev, type, &sc->smc_reg_rid, 0, ~0,
	    16, RF_ACTIVE);
	if (sc->smc_reg == NULL) {
		error = ENXIO;
		goto done;
	}

	sc->smc_irq = bus_alloc_resource(dev, SYS_RES_IRQ, &sc->smc_irq_rid, 0,
	    ~0, 1, RF_ACTIVE | RF_SHAREABLE);
	if (sc->smc_irq == NULL) {
		error = ENXIO;
		goto done;
	}

	SMC_LOCK(sc);
	smc_reset(sc);
	SMC_UNLOCK(sc);

	smc_select_bank(sc, 3);
	val = smc_read_2(sc, REV);
	sc->smc_chip = (val & REV_CHIP_MASK) >> REV_CHIP_SHIFT;
	sc->smc_rev = (val * REV_REV_MASK) >> REV_REV_SHIFT;
	if (bootverbose)
		device_printf(dev, "revision %x\n", sc->smc_rev);

	callout_init_mtx(&sc->smc_mii_tick_ch, &sc->smc_mtx,
	    CALLOUT_RETURNUNLOCKED);
	if (sc->smc_chip >= REV_CHIP_91110FD) {
		(void)mii_attach(dev, &sc->smc_miibus, ifp,
		    smc_mii_ifmedia_upd, smc_mii_ifmedia_sts, BMSR_DEFCAPMASK,
		    MII_PHY_ANY, MII_OFFSET_ANY, 0);
		if (sc->smc_miibus != NULL) {
			sc->smc_mii_tick = smc_mii_tick;
			sc->smc_mii_mediachg = smc_mii_mediachg;
			sc->smc_mii_mediaioctl = smc_mii_mediaioctl;
		}
	}

	smc_select_bank(sc, 1);
	eaddr[0] = smc_read_1(sc, IAR0);
	eaddr[1] = smc_read_1(sc, IAR1);
	eaddr[2] = smc_read_1(sc, IAR2);
	eaddr[3] = smc_read_1(sc, IAR3);
	eaddr[4] = smc_read_1(sc, IAR4);
	eaddr[5] = smc_read_1(sc, IAR5);

	if_initname(ifp, device_get_name(dev), device_get_unit(dev));
	ifp->if_softc = sc;
	ifp->if_flags = IFF_BROADCAST | IFF_SIMPLEX | IFF_MULTICAST;
	ifp->if_init = smc_init;
	ifp->if_ioctl = smc_ioctl;
	ifp->if_start = smc_start;
	IFQ_SET_MAXLEN(&ifp->if_snd, ifqmaxlen);
	IFQ_SET_READY(&ifp->if_snd);

	ifp->if_capabilities = ifp->if_capenable = 0;

#ifdef DEVICE_POLLING
	ifp->if_capabilities |= IFCAP_POLLING;
#endif

	ether_ifattach(ifp, eaddr);

	/* Set up taskqueue */
	TASK_INIT(&sc->smc_intr, SMC_INTR_PRIORITY, smc_task_intr, ifp);
	TASK_INIT(&sc->smc_rx, SMC_RX_PRIORITY, smc_task_rx, ifp);
	TASK_INIT(&sc->smc_tx, SMC_TX_PRIORITY, smc_task_tx, ifp);
	sc->smc_tq = taskqueue_create_fast("smc_taskq", M_NOWAIT,
	    taskqueue_thread_enqueue, &sc->smc_tq);
	taskqueue_start_threads(&sc->smc_tq, 1, PI_NET, "%s taskq",
	    device_get_nameunit(sc->smc_dev));

	/* Mask all interrupts. */
	sc->smc_mask = 0;
	smc_write_1(sc, MSK, 0);

	/* Wire up interrupt */
	error = bus_setup_intr(dev, sc->smc_irq,
	    INTR_TYPE_NET|INTR_MPSAFE, smc_intr, NULL, sc, &sc->smc_ih);
	if (error != 0)
		goto done;

done:
	if (error != 0)
		smc_detach(dev);
	return (error);
}
Пример #29
0
void
vmbus_rxbr_init(struct vmbus_rxbr *rbr)
{
	mtx_init(&rbr->rxbr_lock, "vmbus_rxbr", NULL, MTX_SPIN);
}
Пример #30
0
static int
octe_attach(device_t dev)
{
	struct ifnet *ifp;
	cvm_oct_private_t *priv;
	device_t child;
	unsigned qos;
	int error;

	priv = device_get_softc(dev);
	ifp = priv->ifp;

	if_initname(ifp, device_get_name(dev), device_get_unit(dev));

	if (priv->phy_id != -1) {
		if (priv->phy_device == NULL) {
			error = mii_attach(dev, &priv->miibus, ifp,
			    octe_mii_medchange, octe_mii_medstat,
			    BMSR_DEFCAPMASK, priv->phy_id, MII_OFFSET_ANY, 0);
			if (error != 0)
				device_printf(dev, "attaching PHYs failed\n");
		} else {
			child = device_add_child(dev, priv->phy_device, -1);
			if (child == NULL)
				device_printf(dev, "missing phy %u device %s\n", priv->phy_id, priv->phy_device);
		}
	}

	if (priv->miibus == NULL) {
		ifmedia_init(&priv->media, 0, octe_medchange, octe_medstat);

		ifmedia_add(&priv->media, IFM_ETHER | IFM_AUTO, 0, NULL);
		ifmedia_set(&priv->media, IFM_ETHER | IFM_AUTO);
	}

	/*
	 * XXX
	 * We don't support programming the multicast filter right now, although it
	 * ought to be easy enough.  (Presumably it's just a matter of putting
	 * multicast addresses in the CAM?)
	 */
	ifp->if_flags = IFF_BROADCAST | IFF_SIMPLEX | IFF_MULTICAST | IFF_ALLMULTI;
	ifp->if_init = octe_init;
	ifp->if_ioctl = octe_ioctl;

	priv->if_flags = ifp->if_flags;

	mtx_init(&priv->tx_mtx, ifp->if_xname, "octe tx send queue", MTX_DEF);

	for (qos = 0; qos < 16; qos++) {
		mtx_init(&priv->tx_free_queue[qos].ifq_mtx, ifp->if_xname, "octe tx free queue", MTX_DEF);
		IFQ_SET_MAXLEN(&priv->tx_free_queue[qos], MAX_OUT_QUEUE_DEPTH);
	}

	ether_ifattach(ifp, priv->mac);

	ifp->if_transmit = octe_transmit;

	ifp->if_data.ifi_hdrlen = sizeof(struct ether_vlan_header);
	ifp->if_capabilities = IFCAP_VLAN_MTU | IFCAP_HWCSUM;
	ifp->if_capenable = ifp->if_capabilities;
	ifp->if_hwassist = CSUM_TCP | CSUM_UDP;

	OCTE_TX_LOCK(priv);
	IFQ_SET_MAXLEN(&ifp->if_snd, MAX_OUT_QUEUE_DEPTH);
	ifp->if_snd.ifq_drv_maxlen = MAX_OUT_QUEUE_DEPTH;
	IFQ_SET_READY(&ifp->if_snd);
	OCTE_TX_UNLOCK(priv);

	return (bus_generic_attach(dev));
}