ext/libfdt/libfdt.h

309  * @nodeoffset: structure block offset of the starting node
313  * device tree node at structure block offset nodeoffset.  If lenp is
322  *		-FDT_ERR_BADOFFSET, nodeoffset did not point to FDT_BEGIN_NODE tag
327 const char *fdt_get_name(const void *fdt, int nodeoffset, int *lenp);
332  * @nodeoffset: structure block offset of a node
340  *	-FDT_ERR_BADOFFSET, if nodeoffset did not point to an FDT_BEGIN_NODE tag
347 int fdt_first_property_offset(const void *fdt, int nodeoffset);
361  *	-FDT_ERR_BADOFFSET, if nodeoffset did not point to an FDT_PROP tag
387  *		-FDT_ERR_BADOFFSET, nodeoffset did not point to FDT_PROP tag
401  * @nodeoffset: offset of the node whose property to find
410                                                     int nodeoffset,
417  * @nodeoffset: offset of the node whose property to find
423  * named 'name' of the node at offset nodeoffset.  If lenp is
434  *		-FDT_ERR_BADOFFSET, nodeoffset did not point to FDT_BEGIN_NODE tag
441 const struct fdt_property *fdt_get_property(const void *fdt, int nodeoffset,
443 static inline struct fdt_property *fdt_get_property_w(void *fdt, int nodeoffset,
448                 fdt_get_property(fdt, nodeoffset, name, lenp);
475  *		-FDT_ERR_BADOFFSET, nodeoffset did not point to FDT_PROP tag
488  * @nodeoffset: offset of the node whose property to find
496 const void *fdt_getprop_namelen(const void *fdt, int nodeoffset,
502  * @nodeoffset: offset of the node whose property to find
507  * named 'name' of the node at offset nodeoffset (this will be a
519  *		-FDT_ERR_BADOFFSET, nodeoffset did not point to FDT_BEGIN_NODE tag
526 const void *fdt_getprop(const void *fdt, int nodeoffset,
528 static inline void *fdt_getprop_w(void *fdt, int nodeoffset,
531         return (void *)(uintptr_t)fdt_getprop(fdt, nodeoffset, name, lenp);
537  * @nodeoffset: structure block offset of the node
540  * structure block offset nodeoffset.
543  *	the phandle of the node at nodeoffset, on success (!= 0, != -1)
546 uint32_t fdt_get_phandle(const void *fdt, int nodeoffset);
577  * @nodeoffset: offset of the node whose path to find
582  * nodeoffset, and records that path in the buffer at buf.
585  * structure from the start to nodeoffset.
590  *		nodeoffset, as a NUL-terminated string.
591  * 	-FDT_ERR_BADOFFSET, nodeoffset does not refer to a BEGIN_NODE tag
599 int fdt_get_path(const void *fdt, int nodeoffset, char *buf, int buflen);
604  * @nodeoffset: offset of the node whose parent to find
611  *	fdt_supernode_atdepth_offset(fdt, nodeoffset, 0, NULL);
613  * nodeoffset has depth D, then:
614  *	fdt_supernode_atdepth_offset(fdt, nodeoffset, D, NULL);
615  * will return nodeoffset itself.
618  * structure from the start to nodeoffset.
624  * 	-FDT_ERR_BADOFFSET, nodeoffset does not refer to a BEGIN_NODE tag
625 *	-FDT_ERR_NOTFOUND, supernodedepth was greater than the depth of nodeoffset
631 int fdt_supernode_atdepth_offset(const void *fdt, int nodeoffset,
637  * @nodeoffset: offset of the node whose parent to find
643  * structure from the start to nodeoffset.
646  *	depth of the node at nodeoffset (>=0), on success
647  * 	-FDT_ERR_BADOFFSET, nodeoffset does not refer to a BEGIN_NODE tag
653 int fdt_node_depth(const void *fdt, int nodeoffset);
658  * @nodeoffset: offset of the node whose parent to find
662  * nodeoffset as a subnode).
665  * structure from the start to nodeoffset, *twice*.
668  *	structure block offset of the parent of the node at nodeoffset
670  * 	-FDT_ERR_BADOFFSET, nodeoffset does not refer to a BEGIN_NODE tag
676 int fdt_parent_offset(const void *fdt, int nodeoffset);
710  * 	-FDT_ERR_BADOFFSET, nodeoffset does not refer to a BEGIN_NODE tag
744  * @nodeoffset: offset of a tree node
757  * 	-FDT_ERR_BADOFFSET, if nodeoffset does not refer to a BEGIN_NODE tag
763 int fdt_node_check_compatible(const void *fdt, int nodeoffset,
794  * 	-FDT_ERR_BADOFFSET, nodeoffset does not refer to a BEGIN_NODE tag
810  * @nodeoffset: offset of the node whose property to change
828  *	-FDT_ERR_BADOFFSET, nodeoffset did not point to FDT_BEGIN_NODE tag
835 int fdt_setprop_inplace(void *fdt, int nodeoffset, const char *name,
841  * @nodeoffset: offset of the node whose property to change
859  *	-FDT_ERR_BADOFFSET, nodeoffset did not point to FDT_BEGIN_NODE tag
866 static inline int fdt_setprop_inplace_u32(void *fdt, int nodeoffset,
870         return fdt_setprop_inplace(fdt, nodeoffset, name, &tmp, sizeof(tmp));
876  * @nodeoffset: offset of the node whose property to change
894  *	-FDT_ERR_BADOFFSET, nodeoffset did not point to FDT_BEGIN_NODE tag
901 static inline int fdt_setprop_inplace_u64(void *fdt, int nodeoffset,
905         return fdt_setprop_inplace(fdt, nodeoffset, name, &tmp, sizeof(tmp));
913 static inline int fdt_setprop_inplace_cell(void *fdt, int nodeoffset,
916         return fdt_setprop_inplace_u32(fdt, nodeoffset, name, val);
922  * @nodeoffset: offset of the node whose property to nop
936  *	-FDT_ERR_BADOFFSET, nodeoffset did not point to FDT_BEGIN_NODE tag
943 int fdt_nop_property(void *fdt, int nodeoffset, const char *name);
948  * @nodeoffset: offset of the node to nop
960  *	-FDT_ERR_BADOFFSET, nodeoffset did not point to FDT_BEGIN_NODE tag
967 int fdt_nop_node(void *fdt, int nodeoffset);
1056  * @nodeoffset: structure block offset of a node
1072  *	-FDT_ERR_BADOFFSET, nodeoffset did not point to FDT_BEGIN_NODE tag
1077 int fdt_set_name(void *fdt, int nodeoffset, const char *name);
1082  * @nodeoffset: offset of the node whose property to change
1098  *	-FDT_ERR_BADOFFSET, nodeoffset did not point to FDT_BEGIN_NODE tag
1107 int fdt_setprop(void *fdt, int nodeoffset, const char *name,
1113  * @nodeoffset: offset of the node whose property to change
1129  *	-FDT_ERR_BADOFFSET, nodeoffset did not point to FDT_BEGIN_NODE tag
1138 static inline int fdt_setprop_u32(void *fdt, int nodeoffset, const char *name,
1142         return fdt_setprop(fdt, nodeoffset, name, &tmp, sizeof(tmp));
1148  * @nodeoffset: offset of the node whose property to change
1164  *	-FDT_ERR_BADOFFSET, nodeoffset did not point to FDT_BEGIN_NODE tag
1173 static inline int fdt_setprop_u64(void *fdt, int nodeoffset, const char *name,
1177         return fdt_setprop(fdt, nodeoffset, name, &tmp, sizeof(tmp));
1185 static inline int fdt_setprop_cell(void *fdt, int nodeoffset, const char *name,
1188         return fdt_setprop_u32(fdt, nodeoffset, name, val);
1194  * @nodeoffset: offset of the node whose property to change
1210  *	-FDT_ERR_BADOFFSET, nodeoffset did not point to FDT_BEGIN_NODE tag
1219 #define fdt_setprop_string(fdt, nodeoffset, name, str) \
1220         fdt_setprop((fdt), (nodeoffset), (name), (str), strlen(str)+1)
1225  * @nodeoffset: offset of the node whose property to change
1240  *	-FDT_ERR_BADOFFSET, nodeoffset did not point to FDT_BEGIN_NODE tag
1249 int fdt_appendprop(void *fdt, int nodeoffset, const char *name,
1255  * @nodeoffset: offset of the node whose property to change
1271  *	-FDT_ERR_BADOFFSET, nodeoffset did not point to FDT_BEGIN_NODE tag
1280 static inline int fdt_appendprop_u32(void *fdt, int nodeoffset,
1284         return fdt_appendprop(fdt, nodeoffset, name, &tmp, sizeof(tmp));
1290  * @nodeoffset: offset of the node whose property to change
1306  *	-FDT_ERR_BADOFFSET, nodeoffset did not point to FDT_BEGIN_NODE tag
1315 static inline int fdt_appendprop_u64(void *fdt, int nodeoffset,
1319         return fdt_appendprop(fdt, nodeoffset, name, &tmp, sizeof(tmp));
1327 static inline int fdt_appendprop_cell(void *fdt, int nodeoffset,
1330         return fdt_appendprop_u32(fdt, nodeoffset, name, val);
1336  * @nodeoffset: offset of the node whose property to change
1351  *	-FDT_ERR_BADOFFSET, nodeoffset did not point to FDT_BEGIN_NODE tag
1360 #define fdt_appendprop_string(fdt, nodeoffset, name, str) \
1361         fdt_appendprop((fdt), (nodeoffset), (name), (str), strlen(str)+1)
1366  * @nodeoffset: offset of the node whose property to nop
1377  *	-FDT_ERR_BADOFFSET, nodeoffset did not point to FDT_BEGIN_NODE tag
1385 int fdt_delprop(void *fdt, int nodeoffset, const char *name);
1436  * @nodeoffset: offset of the node to nop
1446  *	-FDT_ERR_BADOFFSET, nodeoffset did not point to FDT_BEGIN_NODE tag
1454 int fdt_del_node(void *fdt, int nodeoffset);