octeon/dev/simplebus.c

70 	struct simplebus_softc *sc = (struct simplebus_softc *)self;
75 	sc->sc_node = fa->fa_node;
76 	sc->sc_iot = fa->fa_iot;
77 	sc->sc_dmat = fa->fa_dmat;
78 	sc->sc_acells = OF_getpropint(sc->sc_node, "#address-cells",
80 	sc->sc_scells = OF_getpropint(sc->sc_node, "#size-cells",
82 	sc->sc_pacells = fa->fa_acells;
83 	sc->sc_pscells = fa->fa_scells;
85 	if (OF_getprop(sc->sc_node, "name", name, sizeof(name)) > 0) {
92 	memcpy(&sc->sc_bus, sc->sc_iot, sizeof(sc->sc_bus));
93 	sc->sc_bus.bus_private = sc;
94 	sc->sc_bus._space_map = simplebus_bs_map;
96 	sc->sc_rangeslen = OF_getproplen(sc->sc_node, "ranges");
97 	if (sc->sc_rangeslen > 0 && !(sc->sc_rangeslen % sizeof(uint32_t))) {
98 		sc->sc_ranges = malloc(sc->sc_rangeslen, M_TEMP, M_WAITOK);
99 		OF_getpropintarray(sc->sc_node, "ranges", sc->sc_ranges,
100 		    sc->sc_rangeslen);
104 	sc->sc_early = 1;
105 	for (node = OF_child(sc->sc_node); node; node = OF_peer(node))
108 	sc->sc_early = 0;
109 	for (node = OF_child(sc->sc_node); node; node = OF_peer(node))
116 	struct simplebus_softc	*sc = (struct simplebus_softc *)self;
119 	if (cf->cf_loc[0] == sc->sc_early)
150 	struct simplebus_softc	*sc = (struct simplebus_softc *)self;
166 	fa.fa_iot = &sc->sc_bus;
167 	fa.fa_dmat = sc->sc_dmat;
168 	fa.fa_acells = sc->sc_acells;
169 	fa.fa_scells = sc->sc_scells;
172 	line = (sc->sc_acells + sc->sc_scells) * sizeof(uint32_t);
182 			if (sc->sc_acells >= 1)
184 			if (sc->sc_acells == 2) {
188 			cell += sc->sc_acells;
189 			if (sc->sc_scells >= 1)
191 			if (sc->sc_scells == 2) {
195 			cell += sc->sc_scells;
209 	config_found_sm(self, &fa, sc->sc_early ? NULL : simplebus_print,
223 	struct simplebus_softc *sc = t->bus_private;
229 	parent = OF_parent(sc->sc_node);
231 		return bus_space_map(sc->sc_iot, addr, size, flag, bshp);
233 	if (sc->sc_rangeslen < 0)
235 	if (sc->sc_rangeslen == 0)
236 		return bus_space_map(sc->sc_iot, addr, size, flag, bshp);
238 	rlen = sc->sc_rangeslen / sizeof(uint32_t);
239 	rone = sc->sc_pacells + sc->sc_acells + sc->sc_scells;
242 	for (range = sc->sc_ranges; rlen >= rone; rlen -= rone, range += rone) {
245 		if (sc->sc_acells == 2)
247 		rsize = range[sc->sc_acells + sc->sc_pacells];
248 		if (sc->sc_scells == 2)
250 			    range[sc->sc_acells + sc->sc_pacells + 1];
257 		rto = range[sc->sc_acells];
258 		if (sc->sc_pacells == 2)
259 			rto = (rto << 32) + range[sc->sc_acells + 1];
264 		return bus_space_map(sc->sc_iot, addr, size, flag, bshp);