C++ (Cpp) vpoio_probe示例

示例#1

文件： vpo.c 项目： dcui/FreeBSD-9.3_kernel

/*
 * vpo_probe()
 */
static int
vpo_probe(device_t dev)
{
	device_t ppbus = device_get_parent(dev);
	struct vpo_data *vpo;
	int error;

	vpo = DEVTOSOFTC(dev);
	vpo->vpo_dev = dev;

	/* check ZIP before ZIP+ or imm_probe() will send controls to
	 * the printer or whatelse connected to the port */
	ppb_lock(ppbus);
	if ((error = vpoio_probe(dev, &vpo->vpo_io)) == 0) {
		vpo->vpo_isplus = 0;
		device_set_desc(dev,
				"Iomega VPI0 Parallel to SCSI interface");
	} else if ((error = imm_probe(dev, &vpo->vpo_io)) == 0) {
		vpo->vpo_isplus = 1;
		device_set_desc(dev,
				"Iomega Matchmaker Parallel to SCSI interface");
	} else {
		ppb_unlock(ppbus);
		return (error);
	}
	ppb_unlock(ppbus);

	return (0);
}

示例#2

文件： vpo.c 项目： UnitedMarsupials/kame

/*
 * vpo_probe()
 */
static int
vpo_probe(device_t dev)
{
	struct vpo_data *vpo;
	int error;

	vpo = DEVTOSOFTC(dev);
	bzero(vpo, sizeof(struct vpo_data));

	/* vpo dependent initialisation */
	vpo->vpo_unit = device_get_unit(dev);

	/* low level probe */
	vpoio_set_unit(&vpo->vpo_io, vpo->vpo_unit);

	/* check ZIP before ZIP+ or imm_probe() will send controls to
	 * the printer or whatelse connected to the port */
	if ((error = vpoio_probe(dev, &vpo->vpo_io)) == 0) {
		vpo->vpo_isplus = 0;
		device_set_desc(dev,
				"Iomega VPI0 Parallel to SCSI interface");
	} else if ((error = imm_probe(dev, &vpo->vpo_io)) == 0) {
		vpo->vpo_isplus = 1;
		device_set_desc(dev,
				"Iomega Matchmaker Parallel to SCSI interface");
	} else {
		return (error);
	}

	return (0);
}