14 static int fdt_nodename_eq_(const void *fdt, int offset,  in fdt_nodename_eq_()  argument
18 	const char *p = fdt_get_name(fdt, offset, &olen);  in fdt_nodename_eq_()
35 const char *fdt_get_string(const void *fdt, int stroffset, int *lenp)  in fdt_get_string()  argument
37 	int32_t totalsize = fdt_ro_probe_(fdt);  in fdt_get_string()
38 	uint32_t absoffset = stroffset + fdt_off_dt_strings(fdt);  in fdt_get_string()
52 	if (fdt_magic(fdt) == FDT_MAGIC) {  in fdt_get_string()
55 		if (fdt_version(fdt) >= 17) {  in fdt_get_string()
56 			if (stroffset >= fdt_size_dt_strings(fdt))  in fdt_get_string()
58 			if ((fdt_size_dt_strings(fdt) - stroffset) < len)  in fdt_get_string()
59 				len = fdt_size_dt_strings(fdt) - stroffset;  in fdt_get_string()
61 	} else if (fdt_magic(fdt) == FDT_SW_MAGIC) {  in fdt_get_string()
63 		    || (stroffset < -fdt_size_dt_strings(fdt)))  in fdt_get_string()
72 	s = (const char *)fdt + absoffset;  in fdt_get_string()
90 const char *fdt_string(const void *fdt, int stroffset)  in fdt_string()  argument
92 	return fdt_get_string(fdt, stroffset, NULL);  in fdt_string()
95 static int fdt_string_eq_(const void *fdt, int stroffset,  in fdt_string_eq_()  argument
99 	const char *p = fdt_get_string(fdt, stroffset, &slen);  in fdt_string_eq_()
104 int fdt_find_max_phandle(const void *fdt, uint32_t *phandle)  in fdt_find_max_phandle()  argument
112 		offset = fdt_next_node(fdt, offset, NULL);  in fdt_find_max_phandle()
120 		value = fdt_get_phandle(fdt, offset);  in fdt_find_max_phandle()
132 int fdt_generate_phandle(const void *fdt, uint32_t *phandle)  in fdt_generate_phandle()  argument
137 	err = fdt_find_max_phandle(fdt, &max);  in fdt_generate_phandle()
150 static const struct fdt_reserve_entry *fdt_mem_rsv(const void *fdt, int n)  in fdt_mem_rsv()  argument
153 	int absoffset = fdt_off_mem_rsvmap(fdt) + offset;  in fdt_mem_rsv()
155 	if (absoffset < fdt_off_mem_rsvmap(fdt))  in fdt_mem_rsv()
157 	if (absoffset > fdt_totalsize(fdt) - sizeof(struct fdt_reserve_entry))  in fdt_mem_rsv()
159 	return fdt_mem_rsv_(fdt, n);  in fdt_mem_rsv()
162 int fdt_get_mem_rsv(const void *fdt, int n, uint64_t *address, uint64_t *size)  in fdt_get_mem_rsv()  argument
166 	FDT_RO_PROBE(fdt);  in fdt_get_mem_rsv()
167 	re = fdt_mem_rsv(fdt, n);  in fdt_get_mem_rsv()
176 int fdt_num_mem_rsv(const void *fdt)  in fdt_num_mem_rsv()  argument
181 	for (i = 0; (re = fdt_mem_rsv(fdt, i)) != NULL; i++) {  in fdt_num_mem_rsv()
188 static int nextprop_(const void *fdt, int offset)  in nextprop_()  argument
194 		tag = fdt_next_tag(fdt, offset, &nextoffset);  in nextprop_()
212 int fdt_subnode_offset_namelen(const void *fdt, int offset,  in fdt_subnode_offset_namelen()  argument
217 	FDT_RO_PROBE(fdt);  in fdt_subnode_offset_namelen()
221 	     offset = fdt_next_node(fdt, offset, &depth))  in fdt_subnode_offset_namelen()
223 		    && fdt_nodename_eq_(fdt, offset, name, namelen))  in fdt_subnode_offset_namelen()
231 int fdt_subnode_offset(const void *fdt, int parentoffset,  in fdt_subnode_offset()  argument
234 	return fdt_subnode_offset_namelen(fdt, parentoffset, name, strlen(name));  in fdt_subnode_offset()
237 int fdt_path_offset_namelen(const void *fdt, const char *path, int namelen)  in fdt_path_offset_namelen()  argument
243 	FDT_RO_PROBE(fdt);  in fdt_path_offset_namelen()
252 		p = fdt_get_alias_namelen(fdt, p, q - p);  in fdt_path_offset_namelen()
255 		offset = fdt_path_offset(fdt, p);  in fdt_path_offset_namelen()
272 		offset = fdt_subnode_offset_namelen(fdt, offset, p, q-p);  in fdt_path_offset_namelen()
282 int fdt_path_offset(const void *fdt, const char *path)  in fdt_path_offset()  argument
284 	return fdt_path_offset_namelen(fdt, path, strlen(path));  in fdt_path_offset()
287 const char *fdt_get_name(const void *fdt, int nodeoffset, int *len)  in fdt_get_name()  argument
289 	const struct fdt_node_header *nh = fdt_offset_ptr_(fdt, nodeoffset);  in fdt_get_name()
293 	if (((err = fdt_ro_probe_(fdt)) < 0)  in fdt_get_name()
294 	    || ((err = fdt_check_node_offset_(fdt, nodeoffset)) < 0))  in fdt_get_name()
299 	if (fdt_version(fdt) < 0x10) {  in fdt_get_name()
325 int fdt_first_property_offset(const void *fdt, int nodeoffset)  in fdt_first_property_offset()  argument
329 	if ((offset = fdt_check_node_offset_(fdt, nodeoffset)) < 0)  in fdt_first_property_offset()
332 	return nextprop_(fdt, offset);  in fdt_first_property_offset()
335 int fdt_next_property_offset(const void *fdt, int offset)  in fdt_next_property_offset()  argument
337 	if ((offset = fdt_check_prop_offset_(fdt, offset)) < 0)  in fdt_next_property_offset()
340 	return nextprop_(fdt, offset);  in fdt_next_property_offset()
343 static const struct fdt_property *fdt_get_property_by_offset_(const void *fdt,  in fdt_get_property_by_offset_()  argument
350 	if ((err = fdt_check_prop_offset_(fdt, offset)) < 0) {  in fdt_get_property_by_offset_()
356 	prop = fdt_offset_ptr_(fdt, offset);  in fdt_get_property_by_offset_()
364 const struct fdt_property *fdt_get_property_by_offset(const void *fdt,  in fdt_get_property_by_offset()  argument
371 	if (fdt_version(fdt) < 0x10) {  in fdt_get_property_by_offset()
377 	return fdt_get_property_by_offset_(fdt, offset, lenp);  in fdt_get_property_by_offset()
380 static const struct fdt_property *fdt_get_property_namelen_(const void *fdt,  in fdt_get_property_namelen_()  argument
387 	for (offset = fdt_first_property_offset(fdt, offset);  in fdt_get_property_namelen_()
389 	     (offset = fdt_next_property_offset(fdt, offset))) {  in fdt_get_property_namelen_()
392 		if (!(prop = fdt_get_property_by_offset_(fdt, offset, lenp))) {  in fdt_get_property_namelen_()
396 		if (fdt_string_eq_(fdt, fdt32_ld(&prop->nameoff),  in fdt_get_property_namelen_()
410 const struct fdt_property *fdt_get_property_namelen(const void *fdt,  in fdt_get_property_namelen()  argument
417 	if (fdt_version(fdt) < 0x10) {  in fdt_get_property_namelen()
423 	return fdt_get_property_namelen_(fdt, offset, name, namelen, lenp,  in fdt_get_property_namelen()
428 const struct fdt_property *fdt_get_property(const void *fdt,  in fdt_get_property()  argument
432 	return fdt_get_property_namelen(fdt, nodeoffset, name,  in fdt_get_property()
436 const void *fdt_getprop_namelen(const void *fdt, int nodeoffset,  in fdt_getprop_namelen()  argument
442 	prop = fdt_get_property_namelen_(fdt, nodeoffset, name, namelen, lenp,  in fdt_getprop_namelen()
448 	if (fdt_version(fdt) < 0x10 && (poffset + sizeof(*prop)) % 8 &&  in fdt_getprop_namelen()
454 const void *fdt_getprop_by_offset(const void *fdt, int offset,  in fdt_getprop_by_offset()  argument
459 	prop = fdt_get_property_by_offset_(fdt, offset, lenp);  in fdt_getprop_by_offset()
465 		name = fdt_get_string(fdt, fdt32_ld(&prop->nameoff),  in fdt_getprop_by_offset()
476 	if (fdt_version(fdt) < 0x10 && (offset + sizeof(*prop)) % 8 &&  in fdt_getprop_by_offset()
482 const void *fdt_getprop(const void *fdt, int nodeoffset,  in fdt_getprop()  argument
485 	return fdt_getprop_namelen(fdt, nodeoffset, name, strlen(name), lenp);  in fdt_getprop()
488 uint32_t fdt_get_phandle(const void *fdt, int nodeoffset)  in fdt_get_phandle()  argument
495 	php = fdt_getprop(fdt, nodeoffset, "phandle", &len);  in fdt_get_phandle()
497 		php = fdt_getprop(fdt, nodeoffset, "linux,phandle", &len);  in fdt_get_phandle()
505 const char *fdt_get_alias_namelen(const void *fdt,  in fdt_get_alias_namelen()  argument
510 	aliasoffset = fdt_path_offset(fdt, "/aliases");  in fdt_get_alias_namelen()
514 	return fdt_getprop_namelen(fdt, aliasoffset, name, namelen, NULL);  in fdt_get_alias_namelen()
517 const char *fdt_get_alias(const void *fdt, const char *name)  in fdt_get_alias()  argument
519 	return fdt_get_alias_namelen(fdt, name, strlen(name));  in fdt_get_alias()
522 int fdt_get_path(const void *fdt, int nodeoffset, char *buf, int buflen)  in fdt_get_path()  argument
528 	FDT_RO_PROBE(fdt);  in fdt_get_path()
535 	     offset = fdt_next_node(fdt, offset, &depth)) {  in fdt_get_path()
544 			name = fdt_get_name(fdt, offset, &namelen);  in fdt_get_path()
574 int fdt_supernode_atdepth_offset(const void *fdt, int nodeoffset,  in fdt_supernode_atdepth_offset()  argument
580 	FDT_RO_PROBE(fdt);  in fdt_supernode_atdepth_offset()
587 	     offset = fdt_next_node(fdt, offset, &depth)) {  in fdt_supernode_atdepth_offset()
610 int fdt_node_depth(const void *fdt, int nodeoffset)  in fdt_node_depth()  argument
615 	err = fdt_supernode_atdepth_offset(fdt, nodeoffset, 0, &nodedepth);  in fdt_node_depth()
621 int fdt_parent_offset(const void *fdt, int nodeoffset)  in fdt_parent_offset()  argument
626 	if (fdt_find_cached_parent_node(fdt, nodeoffset, &parent_offset) == 0)  in fdt_parent_offset()
629 	nodedepth = fdt_node_depth(fdt, nodeoffset);  in fdt_parent_offset()
633 	return fdt_supernode_atdepth_offset(fdt, nodeoffset,  in fdt_parent_offset()
637 int fdt_node_offset_by_prop_value(const void *fdt, int startoffset,  in fdt_node_offset_by_prop_value()  argument
645 	FDT_RO_PROBE(fdt);  in fdt_node_offset_by_prop_value()
652 	for (offset = fdt_next_node(fdt, startoffset, NULL);  in fdt_node_offset_by_prop_value()
654 	     offset = fdt_next_node(fdt, offset, NULL)) {  in fdt_node_offset_by_prop_value()
655 		val = fdt_getprop(fdt, offset, propname, &len);  in fdt_node_offset_by_prop_value()
664 int fdt_node_offset_by_phandle(const void *fdt, uint32_t phandle)  in fdt_node_offset_by_phandle()  argument
671 	if (fdt_find_cached_node_phandle(fdt, phandle, &offset) == 0)  in fdt_node_offset_by_phandle()
674 	FDT_RO_PROBE(fdt);  in fdt_node_offset_by_phandle()
682 	for (offset = fdt_next_node(fdt, -1, NULL);  in fdt_node_offset_by_phandle()
684 	     offset = fdt_next_node(fdt, offset, NULL)) {  in fdt_node_offset_by_phandle()
685 		if (fdt_get_phandle(fdt, offset) == phandle)  in fdt_node_offset_by_phandle()
709 int fdt_stringlist_count(const void *fdt, int nodeoffset, const char *property)  in fdt_stringlist_count()  argument
714 	list = fdt_getprop(fdt, nodeoffset, property, &length);  in fdt_stringlist_count()
734 int fdt_stringlist_search(const void *fdt, int nodeoffset, const char *property,  in fdt_stringlist_search()  argument
740 	list = fdt_getprop(fdt, nodeoffset, property, &length);  in fdt_stringlist_search()
764 const char *fdt_stringlist_get(const void *fdt, int nodeoffset,  in fdt_stringlist_get()  argument
771 	list = fdt_getprop(fdt, nodeoffset, property, &length);  in fdt_stringlist_get()
809 int fdt_node_check_compatible(const void *fdt, int nodeoffset,  in fdt_node_check_compatible()  argument
815 	prop = fdt_getprop(fdt, nodeoffset, "compatible", &len);  in fdt_node_check_compatible()
822 int fdt_node_offset_by_compatible(const void *fdt, int startoffset,  in fdt_node_offset_by_compatible()  argument
827 	FDT_RO_PROBE(fdt);  in fdt_node_offset_by_compatible()
834 	for (offset = fdt_next_node(fdt, startoffset, NULL);  in fdt_node_offset_by_compatible()
836 	     offset = fdt_next_node(fdt, offset, NULL)) {  in fdt_node_offset_by_compatible()
837 		err = fdt_node_check_compatible(fdt, offset, compatible);  in fdt_node_offset_by_compatible()
847 int fdt_check_full(const void *fdt, size_t bufsize)  in fdt_check_full()  argument
859 	err = fdt_check_header(fdt);  in fdt_check_full()
862 	if (bufsize < fdt_totalsize(fdt))  in fdt_check_full()
865 	num_memrsv = fdt_num_mem_rsv(fdt);  in fdt_check_full()
871 		tag = fdt_next_tag(fdt, offset, &nextoffset);  in fdt_check_full()
898 			prop = fdt_getprop_by_offset(fdt, offset, &propname,  in fdt_check_full()