C++ rman_get_start函数代码示例

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本文整理汇总了C++中rman_get_start函数的典型用法代码示例。如果您正苦于以下问题：C++ rman_get_start函数的具体用法？C++ rman_get_start怎么用？C++ rman_get_start使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。

在下文中一共展示了rman_get_start函数的20个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的C++代码示例。

示例1: gnttab_resume

int
gnttab_resume(device_t dev)
{
	unsigned int max_nr_gframes, nr_gframes;

	nr_gframes = nr_grant_frames;
	max_nr_gframes = max_nr_grant_frames();
	if (max_nr_gframes < nr_gframes)
		return (ENOSYS);

	if (!resume_frames) {
		KASSERT(dev != NULL,
		    ("No resume frames and no device provided"));

		gnttab_pseudo_phys_res = xenmem_alloc(dev,
		    &gnttab_pseudo_phys_res_id, PAGE_SIZE * max_nr_gframes);
		if (gnttab_pseudo_phys_res == NULL)
			panic("Unable to reserve physical memory for gnttab");
		resume_frames = rman_get_start(gnttab_pseudo_phys_res);
	}

	return (gnttab_map(0, nr_gframes - 1));
}

开发者ID:2asoft，项目名称:freebsd，代码行数:23，代码来源:grant_table.c

示例2: nexus_setup_intr

static int
nexus_setup_intr(device_t dev, device_t child, struct resource *res, int flags,
    driver_filter_t *filt, driver_intr_t *intr, void *arg, void **cookiep)
{
	int error;

	if ((rman_get_flags(res) & RF_SHAREABLE) == 0)
		flags |= INTR_EXCL;

	/* We depend here on rman_activate_resource() being idempotent. */
	error = rman_activate_resource(res);
	if (error)
		return (error);

#ifdef INTRNG
	error = intr_setup_irq(child, res, filt, intr, arg, flags, cookiep);
#else
	error = arm_setup_intr(device_get_nameunit(child), filt, intr,
	    arg, rman_get_start(res), flags, cookiep);
#endif

	return (error);
}

开发者ID:tomtor，项目名称:freebsd，代码行数:23，代码来源:nexus.c

示例3: nexus_activate_resource

static int
nexus_activate_resource(device_t bus __unused, device_t child __unused,
    int type, int rid __unused, struct resource *r)
{

	if (type == SYS_RES_MEMORY) {
		vm_offset_t start;
		void *p;

		start = (vm_offset_t) rman_get_start(r);
		if (bootverbose)
			printf("nexus mapdev: start %zx, len %ld\n", start,
			    rman_get_size(r));

		p = pmap_mapdev(start, (vm_size_t) rman_get_size(r));
		if (p == NULL)
			return (ENOMEM);
		rman_set_virtual(r, p);
		rman_set_bustag(r, &bs_be_tag);
		rman_set_bushandle(r, (u_long)p);
	}
	return (rman_activate_resource(r));
}

开发者ID:ChaosJohn，项目名称:freebsd，代码行数:23，代码来源:nexus.c

示例4: nexus_setup_intr

static int
nexus_setup_intr(device_t bus __unused, device_t child, struct resource *r,
    int flags, driver_filter_t *filt, driver_intr_t *intr, void *arg,
    void **cookiep)
{
	int error;

	if (r == NULL)
		panic("%s: NULL interrupt resource!", __func__);

	if ((rman_get_flags(r) & RF_SHAREABLE) == 0)
		flags |= INTR_EXCL;

	/* We depend here on rman_activate_resource() being idempotent. */
	error = rman_activate_resource(r);
	if (error)
		return (error);

	error = powerpc_setup_intr(device_get_nameunit(child),
	    rman_get_start(r), filt, intr, arg, flags, cookiep);

	return (error);
}

开发者ID:ChaosJohn，项目名称:freebsd，代码行数:23，代码来源:nexus.c

示例5: XX_FreeIntr

t_Error
XX_FreeIntr(uintptr_t irq)
{
	device_t dev;
	struct resource *r;

	r = (struct resource *)irq;
	dev = rman_get_device(r);
	irq = rman_get_start(r);

	/* Handle preallocated interrupts */
	if (XX_IntrInfo[irq].flags & XX_INTR_FLAG_PREALLOCATED) {
		if (XX_IntrInfo[irq].handler == NULL)
			return (E_INVALID_STATE);

		XX_IntrInfo[irq].handler = NULL;
		XX_IntrInfo[irq].arg = NULL;

		return (E_OK);
	}

	return (bus_teardown_intr(dev, r, XX_IntrInfo[irq].cookie));
}

开发者ID:FreeBSDFoundation，项目名称:freebsd，代码行数:23，代码来源:xx.c

示例6: ndis_alloc_amem

static int
ndis_alloc_amem(struct ndis_softc *sc)
{
	int error, rid = NDIS_AM_RID;

	sc->ndis_res_am = bus_alloc_resource(sc->ndis_dev, SYS_RES_MEMORY,
	    &rid, 0UL, ~0UL, 0x1000, RF_ACTIVE);
	if (sc->ndis_res_am == NULL) {
		device_printf(sc->ndis_dev,
		    "failed to allocate attribute memory\n");
		return (ENXIO);
	}
	sc->ndis_rescnt++;
	resource_list_add(&sc->ndis_rl, SYS_RES_MEMORY, rid,
	    rman_get_start(sc->ndis_res_am), rman_get_end(sc->ndis_res_am),
	    rman_get_size(sc->ndis_res_am));

	error = CARD_SET_MEMORY_OFFSET(device_get_parent(sc->ndis_dev),
	    sc->ndis_dev, rid, 0, NULL);
	if (error) {
		device_printf(sc->ndis_dev,
		    "CARD_SET_MEMORY_OFFSET() returned 0x%x\n", error);
		return (error);
	}

	error = CARD_SET_RES_FLAGS(device_get_parent(sc->ndis_dev),
	    sc->ndis_dev, SYS_RES_MEMORY, rid, PCCARD_A_MEM_ATTR);
	if (error) {
		device_printf(sc->ndis_dev,
		    "CARD_SET_RES_FLAGS() returned 0x%x\n", error);
		return (error);
	}

	sc->ndis_am_rid = rid;

	return (0);
}

开发者ID:NDISulator，项目名称:ndisulator，代码行数:37，代码来源:if_ndis_pccard.c

示例7: ata_isa_probe

static int
ata_isa_probe(device_t dev)
{
    struct resource *io = NULL, *ctlio = NULL;
    u_long tmp;
    int rid;

    /* check isapnp ids */
    if (ISA_PNP_PROBE(device_get_parent(dev), dev, ata_ids) == ENXIO)
	return ENXIO;

    /* allocate the io port range */
    rid = ATA_IOADDR_RID;
    if (!(io = bus_alloc_resource(dev, SYS_RES_IOPORT, &rid, 0, ~0,
				  ATA_IOSIZE, RF_ACTIVE)))
	return ENXIO;

    /* set the altport range */
    if (bus_get_resource(dev, SYS_RES_IOPORT, ATA_CTLADDR_RID, &tmp, &tmp)) {
	bus_set_resource(dev, SYS_RES_IOPORT, ATA_CTLADDR_RID,
			 rman_get_start(io) + ATA_CTLOFFSET, ATA_CTLIOSIZE);
    }

    /* allocate the altport range */
    rid = ATA_CTLADDR_RID; 
    if (!(ctlio = bus_alloc_resource(dev, SYS_RES_IOPORT, &rid, 0, ~0,
				     ATA_CTLIOSIZE, RF_ACTIVE))) {
	bus_release_resource(dev, SYS_RES_IOPORT, ATA_IOADDR_RID, io);
	return ENXIO;
    }

    /* Release resources to reallocate on attach. */
    bus_release_resource(dev, SYS_RES_IOPORT, ATA_CTLADDR_RID, ctlio);
    bus_release_resource(dev, SYS_RES_IOPORT, ATA_IOADDR_RID, io);

    return (ata_probe(dev));
}

开发者ID:DangerDexter，项目名称:FreeBSD-8.0-dyntick，代码行数:37，代码来源:ata-isa.c

示例8: simplebus_setup_intr

static int
simplebus_setup_intr(device_t bus, device_t child, struct resource *res,
    int flags, driver_filter_t *filter, driver_intr_t *ihand, void *arg,
    void **cookiep)
{
	struct simplebus_devinfo *di;
	enum intr_trigger trig;
	enum intr_polarity pol;
	int error, rid;

	if (device_get_parent(child) != bus)
		return (ECHILD);

	di = device_get_ivars(child);
	if (di == NULL)
		return (ENXIO);

	if (res == NULL)
		return (EINVAL);

	rid = rman_get_rid(res);
	if (rid >= DI_MAX_INTR_NUM)
		return (ENOENT);

	trig = di->di_intr_sl[rid].trig;
	pol = di->di_intr_sl[rid].pol;
	if (trig != INTR_TRIGGER_CONFORM || pol != INTR_POLARITY_CONFORM) {
		error = bus_generic_config_intr(bus, rman_get_start(res),
		    trig, pol);
		if (error)
			return (error);
	}

	error = bus_generic_setup_intr(bus, child, res, flags, filter, ihand,
	    arg, cookiep);
	return (error);
}

开发者ID:ornarium，项目名称:freebsd，代码行数:37，代码来源:simplebus.c

示例9: obio_setup_intr

static int
obio_setup_intr(device_t dev, device_t child, struct resource *ires,
		int flags, driver_filter_t *filt, driver_intr_t *handler,
		void *arg, void **cookiep)
{
	struct obio_softc *sc = device_get_softc(dev);
	struct intr_event *event;
	int irq, ip_bit, error, mask, mask_register;

	irq = rman_get_start(ires);

	if (irq >= NIRQS)
		panic("%s: bad irq %d", __func__, irq);

	event = sc->sc_eventstab[irq];
	if (event == NULL) {
		error = intr_event_create(&event, (void *)irq, 0, irq, 
		    obio_mask_irq, obio_unmask_irq,
		    NULL, NULL,
		    "obio intr%d:", irq);

		sc->sc_eventstab[irq] = event;
	}

	intr_event_add_handler(event, device_get_nameunit(child), filt,
	    handler, arg, intr_priority(flags), flags, cookiep);

	/* unmask IRQ */
	mask_register = ICU_IRQ_MASK_REG(irq);
	ip_bit = ICU_IP_BIT(irq);

	mask = ICU_REG_READ(mask_register);
	ICU_REG_WRITE(mask_register, mask & ~ip_bit);

	return (0);
}

开发者ID:JabirTech，项目名称:Source，代码行数:36，代码来源:obio.c

示例10: omap_activate_resource

/**
 * omap_activate_resource
 *
 * 
 *
 */
static int
omap_activate_resource(device_t dev, device_t child, int type, int rid,
						 struct resource *r)
{

#if 0
	struct omap3_softc *sc = device_get_softc(dev);
	const struct hwvtrans *vtrans;
	uint32_t start = rman_get_start(r);
	uint32_t size = rman_get_size(r);
	
	if (type == SYS_RES_MEMORY) {
		vtrans = omap3_gethwvtrans(start, size);
		if (vtrans == NULL) {		/* NB: should not happen */
			device_printf(child, "%s: no mapping for 0x%lx:0x%lx\n",
						  __func__, start, size);
			return (ENOENT);
		}
		rman_set_bustag(r, sc->sc_iot);
		rman_set_bushandle(r, vtrans->vbase + (start - vtrans->hwbase));
	}
#endif
	return (rman_activate_resource(r));
}

开发者ID:christianrodher，项目名称:freebsd-armv6，代码行数:30，代码来源:omap.c

示例11: iobus_activate_resource

static int
iobus_activate_resource(device_t bus, device_t child, int type, int rid,
			   struct resource *res)
{
	struct iobus_softc *sc;
	void    *p;

	sc = device_get_softc(bus);

	if (type == SYS_RES_IRQ)
                return (bus_activate_resource(bus, type, rid, res));

	if ((type == SYS_RES_MEMORY) || (type == SYS_RES_IOPORT)) {
		p = pmap_mapdev((vm_offset_t)rman_get_start(res) + sc->sc_addr,
				(vm_size_t)rman_get_size(res));
		if (p == NULL)
			return (ENOMEM);
		rman_set_virtual(res, p);
		rman_set_bustag(res, &bs_le_tag);
		rman_set_bushandle(res, (u_long)p);
	}

	return (rman_activate_resource(res));
}

开发者ID:AhmadTux，项目名称:freebsd，代码行数:24，代码来源:iobus.c

示例12: nexus_activate_resource

static int
nexus_activate_resource(device_t bus, device_t child, int type, int rid,
    struct resource *r)
{
	int err;
	bus_addr_t paddr;
	bus_size_t psize;
	bus_space_handle_t vaddr;

	if ((err = rman_activate_resource(r)) != 0)
		return (err);

	/*
	 * If this is a memory resource, map it into the kernel.
	 */
	if (type == SYS_RES_MEMORY || type == SYS_RES_IOPORT) {
		paddr = (bus_addr_t)rman_get_start(r);
		psize = (bus_size_t)rman_get_size(r);
		err = bus_space_map(&memmap_bus, paddr, psize, 0, &vaddr);
		if (err != 0) {
			rman_deactivate_resource(r);
			return (err);
		}
		rman_set_bustag(r, &memmap_bus);
		rman_set_virtual(r, (void *)vaddr);
		rman_set_bushandle(r, vaddr);
	} else if (type == SYS_RES_IRQ) {
		err = intr_activate_irq(child, r);
		if (err != 0) {
			rman_deactivate_resource(r);
			return (err);
		}
	}

	return (0);
}

开发者ID:FreeBSDFoundation，项目名称:freebsd，代码行数:36，代码来源:nexus.c

示例13: pxa_smi_attach

static int
pxa_smi_attach(device_t dev)
{
	int		error, i, dunit;
	const char	*dname;
	struct		pxa_smi_softc *sc;

	sc = (struct pxa_smi_softc *)device_get_softc(dev);

	error = bus_alloc_resources(dev, pxa_smi_spec, sc->ps_res);
	if (error) {
		device_printf(dev, "could not allocate resources\n");
		return (ENXIO);
	}

	sc->ps_mem.rm_type = RMAN_ARRAY;
	sc->ps_mem.rm_descr = device_get_nameunit(dev);
	if (rman_init(&sc->ps_mem) != 0)
		panic("pxa_smi_attach: failed to init mem rman");
	if (rman_manage_region(&sc->ps_mem, 0, PXA2X0_CS_SIZE * 6) != 0)
		panic("pxa_smi_attach: failed ot set up mem rman");

	sc->ps_bst = base_tag;
	sc->ps_base = rman_get_start(sc->ps_res[0]);

	i = 0;
	while (resource_find_match(&i, &dname, &dunit, "at",
	    device_get_nameunit(dev)) == 0) {
		pxa_smi_add_device(dev, dname, dunit);
	}

	bus_generic_probe(dev);
	bus_generic_attach(dev);

	return (0);
}

开发者ID:AhmadTux，项目名称:freebsd，代码行数:36，代码来源:pxa_smi.c

示例14: nexus_setup_intr

static int
nexus_setup_intr(device_t bus, device_t child, struct resource *res, int flags,
    driver_filter_t *ifilt, driver_intr_t *ihand, void *arg, void **cookiep)
{
	int error;

	*cookiep = NULL;

	/* somebody tried to setup an irq that failed to allocate! */
	if (res == NULL)
		return (EINVAL);

	if ((rman_get_flags(res) & RF_SHAREABLE) == 0)
		flags |= INTR_EXCL;

	/* We depend on rman_activate_resource() being idempotent. */
	error = rman_activate_resource(res);
	if (error)
		return (error);

	error = powerpc_setup_intr(device_get_nameunit(child),
	    rman_get_start(res), ifilt, ihand, arg, flags, cookiep);
	return (error);
}

开发者ID:ornarium，项目名称:freebsd，代码行数:24，代码来源:nexus.c

示例15: smc_probe

int
smc_probe(device_t dev)
{
	int			rid, type, error;
	uint16_t		val;
	struct smc_softc	*sc;
	struct resource		*reg;

	sc = device_get_softc(dev);
	rid = 0;
	type = SYS_RES_IOPORT;
	error = 0;

	if (sc->smc_usemem)
		type = SYS_RES_MEMORY;

	reg = bus_alloc_resource(dev, type, &rid, 0, ~0, 16, RF_ACTIVE);
	if (reg == NULL) {
		if (bootverbose)
			device_printf(dev,
			    "could not allocate I/O resource for probe\n");
		return (ENXIO);
	}

	/* Check for the identification value in the BSR. */
	val = bus_read_2(reg, BSR);
	if ((val & BSR_IDENTIFY_MASK) != BSR_IDENTIFY) {
		if (bootverbose)
			device_printf(dev, "identification value not in BSR\n");
		error = ENXIO;
		goto done;
	}

	/*
	 * Try switching banks and make sure we still get the identification
	 * value.
	 */
	bus_write_2(reg, BSR, 0);
	val = bus_read_2(reg, BSR);
	if ((val & BSR_IDENTIFY_MASK) != BSR_IDENTIFY) {
		if (bootverbose)
			device_printf(dev,
			    "identification value not in BSR after write\n");
		error = ENXIO;
		goto done;
	}

#if 0
	/* Check the BAR. */
	bus_write_2(reg, BSR, 1);
	val = bus_read_2(reg, BAR);
	val = BAR_ADDRESS(val);
	if (rman_get_start(reg) != val) {
		if (bootverbose)
			device_printf(dev, "BAR address %x does not match "
			    "I/O resource address %lx\n", val,
			    rman_get_start(reg));
		error = ENXIO;
		goto done;
	}
#endif

	/* Compare REV against known chip revisions. */
	bus_write_2(reg, BSR, 3);
	val = bus_read_2(reg, REV);
	val = (val & REV_CHIP_MASK) >> REV_CHIP_SHIFT;
	if (smc_chip_ids[val] == NULL) {
		if (bootverbose)
			device_printf(dev, "Unknown chip revision: %d\n", val);
		error = ENXIO;
		goto done;
	}

	device_set_desc(dev, smc_chip_ids[val]);

done:
	bus_release_resource(dev, type, rid, reg);
	return (error);
}

开发者ID:dcui，项目名称:FreeBSD-9.3_kernel，代码行数:79，代码来源:if_smc.c

示例16: aha_isa_attach

/*
 * Attach all the sub-devices we can find
 */
static int
aha_isa_attach(device_t dev)
{
	struct	aha_softc *aha = device_get_softc(dev);
	int		 error = ENOMEM;

	aha->dev = dev;
	aha->portrid = 0;
	aha->port = bus_alloc_resource_anywhere(dev, SYS_RES_IOPORT,
	    &aha->portrid, AHA_NREGS, RF_ACTIVE);
	if (!aha->port) {
		device_printf(dev, "Unable to allocate I/O ports\n");
		goto fail;
	}

	aha->irqrid = 0;
	aha->irq = bus_alloc_resource_any(dev, SYS_RES_IRQ, &aha->irqrid,
	    RF_ACTIVE);
	if (!aha->irq) {
		device_printf(dev, "Unable to allocate excluse use of irq\n");
		goto fail;
	}

	aha->drqrid = 0;
	aha->drq = bus_alloc_resource_any(dev, SYS_RES_DRQ, &aha->drqrid,
	    RF_ACTIVE);
	if (!aha->drq) {
		device_printf(dev, "Unable to allocate drq\n");
		goto fail;
	}

#if 0				/* is the drq ever unset? */
	if (dev->id_drq != -1)
		isa_dmacascade(dev->id_drq);
#endif
	isa_dmacascade(rman_get_start(aha->drq));

	/* Allocate our parent dmatag */
	if (bus_dma_tag_create(	/* parent	*/ bus_get_dma_tag(dev),
				/* alignemnt	*/ 1,
				/* boundary	*/ 0,
				/* lowaddr	*/ BUS_SPACE_MAXADDR_24BIT,
				/* highaddr	*/ BUS_SPACE_MAXADDR,
				/* filter	*/ NULL,
				/* filterarg	*/ NULL,
				/* maxsize	*/ BUS_SPACE_MAXSIZE_24BIT,
				/* nsegments	*/ ~0,
				/* maxsegsz	*/ BUS_SPACE_MAXSIZE_24BIT,
				/* flags	*/ 0,
				/* lockfunc	*/ NULL,
				/* lockarg	*/ NULL,
				&aha->parent_dmat) != 0) {
		device_printf(dev, "dma tag create failed.\n");
		goto fail;
        }                              

	if (aha_init(aha)) {
		device_printf(dev, "init failed\n");
		goto fail;
        }
	/*
	 * The 1542A and B look the same.  So we guess based on
	 * the firmware revision.  It appears that only rev 0 is on
	 * the A cards.
	 */
	if (aha->boardid <= BOARD_1542 && aha->fw_major == 0) {
		device_printf(dev, "154xA may not work\n");
		aha->ccb_sg_opcode = INITIATOR_SG_CCB;
		aha->ccb_ccb_opcode = INITIATOR_CCB;
	}
	
	error = aha_attach(aha);
	if (error) {
		device_printf(dev, "attach failed\n");
		goto fail;
	}

	error = bus_setup_intr(dev, aha->irq, INTR_TYPE_CAM|INTR_ENTROPY|
	    INTR_MPSAFE, NULL, aha_intr, aha, &aha->ih);
	if (error) {
		device_printf(dev, "Unable to register interrupt handler\n");
		aha_detach(aha);
                goto fail;
	}

	return (0);
fail: ;
	aha_free(aha);
	bus_free_resource(dev, SYS_RES_IOPORT, aha->port);
	bus_free_resource(dev, SYS_RES_IRQ, aha->irq);
	bus_free_resource(dev, SYS_RES_DRQ, aha->drq);
	return (error);
}

开发者ID:derekmarcotte，项目名称:freebsd，代码行数:96，代码来源:aha_isa.c

示例17: aha_isa_probe

/*
 * Check if the device can be found at the port given
 */
static int
aha_isa_probe(device_t dev)
{
	/*
	 * find unit and check we have that many defined
	 */
	struct	aha_softc *aha = device_get_softc(dev);
	int	error;
	u_long	port_start;
	int	port_rid;
	int	drq;
	int	irq;
	config_data_t config_data;

	aha->dev = dev;
	/* Check isapnp ids */
	if (ISA_PNP_PROBE(device_get_parent(dev), dev, aha_ids) == ENXIO)
		return (ENXIO);

	port_rid = 0;
	aha->port = bus_alloc_resource_anywhere(dev, SYS_RES_IOPORT, &port_rid,
	    AHA_NREGS, RF_ACTIVE);

	if (aha->port == NULL)
		return (ENXIO);

	port_start = rman_get_start(aha->port);
	aha_alloc(aha);

	/* See if there is really a card present */
	if (aha_probe(aha) || aha_fetch_adapter_info(aha)) {
		aha_free(aha);
		bus_release_resource(dev, SYS_RES_IOPORT, port_rid, aha->port);
		return (ENXIO);
	}

	/*
	 * Determine our IRQ, and DMA settings and
	 * export them to the configuration system.
	 */
	error = aha_cmd(aha, AOP_INQUIRE_CONFIG, NULL, /*parmlen*/0,
	    (uint8_t*)&config_data, sizeof(config_data), DEFAULT_CMD_TIMEOUT);

	if (error != 0) {
		device_printf(dev, "Could not determine IRQ or DMA "
		    "settings for adapter at %#jx.  Failing probe\n",
		    (uintmax_t)port_start);
		aha_free(aha);
		bus_release_resource(dev, SYS_RES_IOPORT, port_rid,
		    aha->port);
		return (ENXIO);
	}

	bus_release_resource(dev, SYS_RES_IOPORT, port_rid, aha->port);
	aha->port = NULL;

	switch (config_data.dma_chan) {
	case DMA_CHAN_5:
		drq = 5;
		break;
	case DMA_CHAN_6:
		drq = 6;
		break;
	case DMA_CHAN_7:
		drq = 7;
		break;
	default:
		device_printf(dev, "Invalid DMA setting for adapter at %#jx.",
		    (uintmax_t)port_start);
		return (ENXIO);
	}
	error = bus_set_resource(dev, SYS_RES_DRQ, 0, drq, 1);
	if (error)
		return error;

	irq = ffs(config_data.irq) + 8;
	error = bus_set_resource(dev, SYS_RES_IRQ, 0, irq, 1);
	return (error);
}

开发者ID:derekmarcotte，项目名称:freebsd，代码行数:82，代码来源:aha_isa.c

示例18: isic_pnp_attach

/*---------------------------------------------------------------------------*
 *      attach for ISA PnP cards
 *---------------------------------------------------------------------------*/
static int
isic_pnp_attach(device_t dev)
{
	u_int32_t vend_id = isa_get_vendorid(dev);	/* vendor id */
	unsigned int unit = device_get_unit(dev);	/* get unit */
	const char *name = device_get_desc(dev);	/* get description */
	struct l1_softc *sc = 0;			/* softc */
	void *ih = 0;					/* a dummy */
	int ret;
 
	/* see if we are out of bounds */
	
	if(unit >= ISIC_MAXUNIT)
	{
		printf("isic%d: Error, unit %d >= ISIC_MAXUNIT for %s\n", unit, unit, name);
		return ENXIO;
	}

	/* get information structure for this unit */

	sc = &l1_sc[unit];

	/* get io_base */
	if(!(sc->sc_resources.io_base[0] =
			bus_alloc_resource(dev, SYS_RES_IOPORT,
						&sc->sc_resources.io_rid[0],
						0UL, ~0UL, 1, RF_ACTIVE ) ))
	{
		printf("isic_pnp_attach: Couldn't get my io_base.\n");
		return ENXIO;                                       
	}
	
	/* will not be used for pnp devices */

	sc->sc_port = rman_get_start(sc->sc_resources.io_base[0]);

	/* get irq, release io_base if we don't get it */

	if(!(sc->sc_resources.irq =
			bus_alloc_resource(dev, SYS_RES_IRQ,
					   &sc->sc_resources.irq_rid,
					   0UL, ~0UL, 1, RF_ACTIVE)))
	{
		printf("isic%d: Could not get irq.\n",unit);
		isic_detach_common(dev);
		return ENXIO;                                       
	}
	
	/* not needed */
	sc->sc_irq = rman_get_start(sc->sc_resources.irq);


	/* set flag so we know what this card is */

	ret = ENXIO;
	
	switch(vend_id)
	{
#if defined(TEL_S0_16_3_P) || defined(CRTX_S0_P) || defined(COMPAQ_M610)
		case VID_TEL163PNP:
			sc->sc_cardtyp = CARD_TYPEP_163P;
			ret = isic_attach_Cs0P(dev);
			break;

		case VID_CREATIXPP:
			sc->sc_cardtyp = CARD_TYPEP_CS0P;
			ret = isic_attach_Cs0P(dev);
			break;

		case VID_COMPAQ_M610:
			sc->sc_cardtyp = CARD_TYPEP_COMPAQ_M610;
			ret = isic_attach_Cs0P(dev);
			break;
#endif
#ifdef DYNALINK
		case VID_DYNALINK:
			sc->sc_cardtyp = CARD_TYPEP_DYNALINK;
			ret = isic_attach_Dyn(dev);
			break;
#endif
#ifdef SEDLBAUER
		case VID_SEDLBAUER:
			sc->sc_cardtyp = CARD_TYPEP_SWS;
			ret = isic_attach_sws(dev);
			break;
#endif
#ifdef DRN_NGO
		case VID_NICCYGO:
			sc->sc_cardtyp = CARD_TYPEP_DRNNGO;
			ret = isic_attach_drnngo(dev);
			break;
#endif
#ifdef ELSA_QS1ISA
		case VID_ELSAQS1P:
			sc->sc_cardtyp = CARD_TYPEP_ELSAQS1ISA;
			ret = isic_attach_Eqs1pi(dev);
			break;
//.........这里部分代码省略.........

开发者ID:MarginC，项目名称:kame，代码行数:101，代码来源:i4b_isic_pnp.c

示例19: pci_ioctl


//.........这里部分代码省略.........
							  io->pi_sel.pc_func,
							  io->pi_reg,
							  io->pi_width);
				error = 0;
			} else {
#ifdef COMPAT_FREEBSD4
				if (cmd == PCIOCREAD_OLD) {
					io_old->pi_data = -1;
					error = 0;
				} else
#endif
					error = ENODEV;
			}
			break;
		default:
			error = EINVAL;
			break;
		}
		break;

	case PCIOCGETBAR:
		bio = (struct pci_bar_io *)ap->a_data;

		/*
		 * Assume that the user-level bus number is
		 * in fact the physical PCI bus number.
		 */
		pcidev = pci_find_dbsf(bio->pbi_sel.pc_domain,
		    bio->pbi_sel.pc_bus, bio->pbi_sel.pc_dev,
		    bio->pbi_sel.pc_func);
		if (pcidev == NULL) {
			error = ENODEV;
			break;
		}
		dinfo = device_get_ivars(pcidev);
		
		/*
		 * Look for a resource list entry matching the requested BAR.
		 *
		 * XXX: This will not find BARs that are not initialized, but
		 * maybe that is ok?
		 */
		rle = resource_list_find(&dinfo->resources, SYS_RES_MEMORY,
		    bio->pbi_reg);
		if (rle == NULL)
			rle = resource_list_find(&dinfo->resources,
			    SYS_RES_IOPORT, bio->pbi_reg);
		if (rle == NULL || rle->res == NULL) {
			error = EINVAL;
			break;
		}

		/*
		 * Ok, we have a resource for this BAR.  Read the lower
		 * 32 bits to get any flags.
		 */
		value = pci_read_config(pcidev, bio->pbi_reg, 4);
		if (PCI_BAR_MEM(value)) {
			if (rle->type != SYS_RES_MEMORY) {
				error = EINVAL;
				break;
			}
			value &= ~PCIM_BAR_MEM_BASE;
		} else {
			if (rle->type != SYS_RES_IOPORT) {
				error = EINVAL;
				break;
			}
			value &= ~PCIM_BAR_IO_BASE;
		}
		bio->pbi_base = rman_get_start(rle->res) | value;
		bio->pbi_length = rman_get_size(rle->res);

		/*
		 * Check the command register to determine if this BAR
		 * is enabled.
		 */
		value = pci_read_config(pcidev, PCIR_COMMAND, 2);
		if (rle->type == SYS_RES_MEMORY)
			bio->pbi_enabled = (value & PCIM_CMD_MEMEN) != 0;
		else
			bio->pbi_enabled = (value & PCIM_CMD_PORTEN) != 0;
		error = 0;
		break;
	default:
		error = ENOTTY;
		break;
	}

	return (error);
}


#define PCI_CDEV        78
struct dev_ops pcic_ops = {
        { "pci", PCI_CDEV, 0 },
        .d_open =       pci_open,
        .d_close =      pci_close,
        .d_ioctl =      pci_ioctl,
};

开发者ID:madhavsuresh，项目名称:DragonFlyBSD，代码行数:101，代码来源:pci_user.c

示例20: cs4281_pci_attach


//.........这里部分代码省略.........
#endif

    sc->regid   = PCIR_BAR(0);
    sc->regtype = SYS_RES_MEMORY;
    sc->reg = bus_alloc_resource(dev, sc->regtype, &sc->regid,
				 0, ~0, CS4281PCI_BA0_SIZE, RF_ACTIVE);
    if (!sc->reg) {
	sc->regtype = SYS_RES_IOPORT;
	sc->reg = bus_alloc_resource(dev, sc->regtype, &sc->regid,
				     0, ~0, CS4281PCI_BA0_SIZE, RF_ACTIVE);
	if (!sc->reg) {
	    device_printf(dev, "unable to allocate register space\n");
	    goto bad;
	}
    }
    sc->st = rman_get_bustag(sc->reg);
    sc->sh = rman_get_bushandle(sc->reg);

    sc->memid = PCIR_BAR(1);
    sc->mem = bus_alloc_resource(dev, SYS_RES_MEMORY, &sc->memid, 0,
				 ~0, CS4281PCI_BA1_SIZE, RF_ACTIVE);
    if (sc->mem == NULL) {
	device_printf(dev, "unable to allocate fifo space\n");
	goto bad;
    }

    sc->irqid = 0;
    sc->irq = bus_alloc_resource_any(dev, SYS_RES_IRQ, &sc->irqid,
				     RF_ACTIVE | RF_SHAREABLE);
    if (!sc->irq) {
	device_printf(dev, "unable to allocate interrupt\n");
	goto bad;
    }

    if (snd_setup_intr(dev, sc->irq, 0, cs4281_intr, sc, &sc->ih)) {
	device_printf(dev, "unable to setup interrupt\n");
	goto bad;
    }

    sc->bufsz = pcm_getbuffersize(dev, 4096, CS4281_DEFAULT_BUFSZ, 65536);

    if (bus_dma_tag_create(/*parent*/bus_get_dma_tag(dev), /*alignment*/2,
			   /*boundary*/0,
			   /*lowaddr*/BUS_SPACE_MAXADDR_32BIT,
			   /*highaddr*/BUS_SPACE_MAXADDR,
			   /*filter*/NULL, /*filterarg*/NULL,
			   /*maxsize*/sc->bufsz, /*nsegments*/1,
			   /*maxsegz*/0x3ffff,
			   /*flags*/0, /*lockfunc*/busdma_lock_mutex,
			   /*lockarg*/&Giant, &sc->parent_dmat) != 0) {
	device_printf(dev, "unable to create dma tag\n");
	goto bad;
    }

    /* power up */
    cs4281_power(sc, 0);

    /* init chip */
    if (cs4281_init(sc) == -1) {
	device_printf(dev, "unable to initialize the card\n");
	goto bad;
    }

    /* create/init mixer */
    codec = AC97_CREATE(dev, sc, cs4281_ac97);
    if (codec == NULL)
        goto bad;

    mixer_init(dev, ac97_getmixerclass(), codec);

    if (pcm_register(dev, sc, 1, 1))
	goto bad;

    pcm_addchan(dev, PCMDIR_PLAY, &cs4281chan_class, sc);
    pcm_addchan(dev, PCMDIR_REC, &cs4281chan_class, sc);

    snprintf(status, SND_STATUSLEN, "at %s 0x%lx irq %ld %s",
	     (sc->regtype == SYS_RES_IOPORT)? "io" : "memory",
	     rman_get_start(sc->reg), rman_get_start(sc->irq),PCM_KLDSTRING(snd_cs4281));
    pcm_setstatus(dev, status);

    return 0;

 bad:
    if (codec)
	ac97_destroy(codec);
    if (sc->reg)
	bus_release_resource(dev, sc->regtype, sc->regid, sc->reg);
    if (sc->mem)
	bus_release_resource(dev, SYS_RES_MEMORY, sc->memid, sc->mem);
    if (sc->ih)
	bus_teardown_intr(dev, sc->irq, sc->ih);
    if (sc->irq)
	bus_release_resource(dev, SYS_RES_IRQ, sc->irqid, sc->irq);
    if (sc->parent_dmat)
	bus_dma_tag_destroy(sc->parent_dmat);
    free(sc, M_DEVBUF);

    return ENXIO;
}

开发者ID:dcui，项目名称:FreeBSD-9.3_kernel，代码行数:101，代码来源:cs4281.c

注：本文中的rman_get_start函数示例由纯净天空整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。

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C++ rman_get_start函数代码示例

示例1: gnttab_resume

示例2: nexus_setup_intr

示例3: nexus_activate_resource

示例4: nexus_setup_intr

示例5: XX_FreeIntr

示例6: ndis_alloc_amem

示例7: ata_isa_probe

示例8: simplebus_setup_intr

示例9: obio_setup_intr

示例10: omap_activate_resource

示例11: iobus_activate_resource

示例12: nexus_activate_resource

示例13: pxa_smi_attach

示例14: nexus_setup_intr

示例15: smc_probe

示例16: aha_isa_attach

示例17: aha_isa_probe

示例18: isic_pnp_attach

示例19: pci_ioctl

示例20: cs4281_pci_attach

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