1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause
154 	 * XXX We should attach only to pure' compatible = "simple-bus"',  in simplebus_probe()
157 	 * "syscon", "simple-bus"; is handled by fdt/syscon driver  in simplebus_probe()
158 	 * "simple-mfd", "simple-bus"; is handled by fdt/simple-mfd driver  in simplebus_probe()
161 	    ofw_bus_is_compatible(dev, "simple-mfd"))  in simplebus_probe()
165 	 * FDT data puts a "simple-bus" compatible string on many things that  in simplebus_probe()
169 	if (!(ofw_bus_is_compatible(dev, "simple-bus") &&  in simplebus_probe()
188 	if ((sc->flags & SB_FLAG_NO_RANGES) == 0 &&  in simplebus_attach_impl()
189 	    simplebus_fill_ranges(sc->node, sc) < 0) {  in simplebus_attach_impl()
199 	for (node = OF_child(sc->node); node > 0; node = OF_peer(node))  in simplebus_attach_impl()
200 		simplebus_add_device(dev, node, 0, NULL, -1, NULL);  in simplebus_attach_impl()
229 	if (sc->ranges != NULL)  in simplebus_detach()
230 		free(sc->ranges, M_DEVBUF);  in simplebus_detach()
243 	sc->dev = dev;  in simplebus_init()
244 	sc->node = node;  in simplebus_init()
249 	sc->acells = 2;  in simplebus_init()
250 	OF_getencprop(node, "#address-cells", &sc->acells, sizeof(sc->acells));  in simplebus_init()
251 	sc->scells = 1;  in simplebus_init()
252 	OF_getencprop(node, "#size-cells", &sc->scells, sizeof(sc->scells));  in simplebus_init()
264 	err = OF_searchencprop(OF_parent(node), "#address-cells",  in simplebus_fill_ranges()
267 		return (-1);  in simplebus_fill_ranges()
271 		return (-1);  in simplebus_fill_ranges()
272 	sc->nranges = nbase_ranges / sizeof(cell_t) /  in simplebus_fill_ranges()
273 	    (sc->acells + host_address_cells + sc->scells);  in simplebus_fill_ranges()
274 	if (sc->nranges == 0)  in simplebus_fill_ranges()
277 	sc->ranges = malloc(sc->nranges * sizeof(sc->ranges[0]),  in simplebus_fill_ranges()
282 	for (i = 0, j = 0; i < sc->nranges; i++) {  in simplebus_fill_ranges()
283 		sc->ranges[i].bus = 0;  in simplebus_fill_ranges()
284 		for (k = 0; k < sc->acells; k++) {  in simplebus_fill_ranges()
285 			sc->ranges[i].bus <<= 32;  in simplebus_fill_ranges()
286 			sc->ranges[i].bus |= base_ranges[j++];  in simplebus_fill_ranges()
288 		sc->ranges[i].host = 0;  in simplebus_fill_ranges()
290 			sc->ranges[i].host <<= 32;  in simplebus_fill_ranges()
291 			sc->ranges[i].host |= base_ranges[j++];  in simplebus_fill_ranges()
293 		sc->ranges[i].size = 0;  in simplebus_fill_ranges()
294 		for (k = 0; k < sc->scells; k++) {  in simplebus_fill_ranges()
295 			sc->ranges[i].size <<= 32;  in simplebus_fill_ranges()
296 			sc->ranges[i].size |= base_ranges[j++];  in simplebus_fill_ranges()
301 	return (sc->nranges);  in simplebus_fill_ranges()
316 	if (ofw_bus_gen_setup_devinfo(&ndi->obdinfo, node) != 0) {  in simplebus_setup_dinfo()
322 	resource_list_init(&ndi->rl);  in simplebus_setup_dinfo()
323 	ofw_bus_reg_to_rl(dev, node, sc->acells, sc->scells, &ndi->rl);  in simplebus_setup_dinfo()
324 	ofw_bus_intr_to_rl(dev, node, &ndi->rl, NULL);  in simplebus_setup_dinfo()
341 		    ndi->obdinfo.obd_name);  in simplebus_add_device()
342 		resource_list_free(&ndi->rl);  in simplebus_add_device()
343 		ofw_bus_gen_destroy_devinfo(&ndi->obdinfo);  in simplebus_add_device()
364 	ndi->obdinfo.obd_node = -1;  in simplebus_add_child()
365 	resource_list_init(&ndi->rl);  in simplebus_add_child()
379         return (&ndi->obdinfo);  in simplebus_get_devinfo()
390 	return (&ndi->rl);  in simplebus_get_resource_list()
410 		return (-1);  in simplebus_get_property()
448 			return (-1);  in simplebus_get_property()
464     rman_res_t start, rman_res_t end, rman_res_t count, u_int flags)  in simplebus_alloc_resource()  argument
477 	if (RMAN_IS_DEFAULT_RANGE(start, end)) {  in simplebus_alloc_resource()
481 		rle = resource_list_find(&di->rl, type, *rid);  in simplebus_alloc_resource()
488 		start = rle->start;  in simplebus_alloc_resource()
489 		end = rle->end;  in simplebus_alloc_resource()
490 		count = rle->count;  in simplebus_alloc_resource()
495 		for (j = 0; j < sc->nranges; j++) {  in simplebus_alloc_resource()
496 			if (start >= sc->ranges[j].bus && end <  in simplebus_alloc_resource()
497 			    sc->ranges[j].bus + sc->ranges[j].size) {  in simplebus_alloc_resource()
498 				start -= sc->ranges[j].bus;  in simplebus_alloc_resource()
499 				start += sc->ranges[j].host;  in simplebus_alloc_resource()
500 				end -= sc->ranges[j].bus;  in simplebus_alloc_resource()
501 				end += sc->ranges[j].host;  in simplebus_alloc_resource()
505 		if (j == sc->nranges && sc->nranges != 0) {  in simplebus_alloc_resource()
508 				    "%#jx-%#jx\n", start, end);  in simplebus_alloc_resource()
514 	return (bus_generic_alloc_resource(bus, child, type, rid, start, end,  in simplebus_alloc_resource()
526 	rv += resource_list_print_type(&di->rl, "mem", SYS_RES_MEMORY, "%#jx");  in simplebus_print_res()
527 	rv += resource_list_print_type(&di->rl, "irq", SYS_RES_IRQ, "%jd");  in simplebus_print_res()
580 	error = ofw_bus_parse_xref_list_alloc(node, "msi-parent", "#msi-cells",  in simplebus_get_id()
607 	/* Only MSI or non-MSI for now */  in simplebus_alloc_msi()
608 	rle = resource_list_find(&ndi->rl, SYS_RES_IRQ, 0);  in simplebus_alloc_msi()
609 	if (rle != NULL && rle->res != NULL)  in simplebus_alloc_msi()
653 simplebus_pcib_alloc_msix(device_t dev, device_t child, int *irq)  in simplebus_pcib_alloc_msix()  argument
655 	return (PCIB_ALLOC_MSIX(device_get_parent(dev), child, irq));  in simplebus_pcib_alloc_msix()
659 simplebus_pcib_release_msix(device_t dev, device_t child, int irq)  in simplebus_pcib_release_msix()  argument
661 	return (PCIB_RELEASE_MSIX(device_get_parent(dev), child, irq));  in simplebus_pcib_release_msix()
665 simplebus_pcib_map_msi(device_t dev, device_t child, int irq, uint64_t *addr,  in simplebus_pcib_map_msi()  argument
668 	return (PCIB_MAP_MSI(device_get_parent(dev), child, irq, addr,  in simplebus_pcib_map_msi()