C++ (Cpp) vga_attach_unit Exemples

Exemple #1

Fichier : vga_isa.c Projet : AhmadTux/DragonFlyBSD

static int
isavga_attach(device_t dev)
{
	vga_softc_t *sc;
	int unit;
	int rid;
	int error;

	unit = device_get_unit(dev);
	sc = device_get_softc(dev);

	rid = 0;
	bus_alloc_resource(dev, SYS_RES_IOPORT, &rid,
			   0, ~0, 0, RF_ACTIVE | RF_SHAREABLE);
	rid = 0;
	bus_alloc_resource(dev, SYS_RES_MEMORY, &rid,
			   0, ~0, 0, RF_ACTIVE | RF_SHAREABLE);

	error = vga_attach_unit(unit, sc, device_get_flags(dev));
	if (error)
		return error;

#ifdef FB_INSTALL_CDEV
	/* attach a virtual frame buffer device */
	sc->devt = make_dev(&isavga_ops, VGA_MKMINOR(unit), 0, 0, 02660, "vga%x", VGA_MKMINOR(unit));
	reference_dev(sc->devt);
	error = fb_attach(sc->devt, sc->adp);
	if (error)
		return error;
#endif /* FB_INSTALL_CDEV */

	if (bootverbose)
		(*vidsw[sc->adp->va_index]->diag)(sc->adp, bootverbose);

#if 0 /* experimental */
	device_add_child(dev, "fb", -1);
	bus_generic_attach(dev);
#endif

	return 0;
}

Exemple #2

static int
isavga_attach(device_t dev)
{
	vga_softc_t *sc;
	int unit;
	int rid;
	int error;

	unit = device_get_unit(dev);
	sc = device_get_softc(dev);

	rid = 0;
	bus_alloc_resource(dev, SYS_RES_IOPORT, &rid,
				  0, ~0, 0, RF_ACTIVE | RF_SHAREABLE);
	rid = 0;
	bus_alloc_resource(dev, SYS_RES_MEMORY, &rid,
				 0, ~0, 0, RF_ACTIVE | RF_SHAREABLE);

	error = vga_attach_unit(unit, sc, device_get_flags(dev));
	if (error)
		return (error);

#ifdef FB_INSTALL_CDEV
	/* attach a virtual frame buffer device */
	error = fb_attach(VGA_MKMINOR(unit), sc->adp, &isavga_cdevsw);
	if (error)
		return (error);
#endif /* FB_INSTALL_CDEV */

	if (0 && bootverbose)
		vidd_diag(sc->adp, bootverbose);

#if 0 /* experimental */
	device_add_child(dev, "fb", -1);
	bus_generic_attach(dev);
#endif

	return (0);
}