dtc/libfdt/libfdt.h

75 	 * offset which is out-of-bounds, or which points to an
146 const void *fdt_offset_ptr(const void *fdt, int offset, unsigned int checklen);
147 static inline void *fdt_offset_ptr_w(void *fdt, int offset, int checklen)
149 	return (void *)(uintptr_t)fdt_offset_ptr(fdt, offset, checklen);
152 uint32_t fdt_next_tag(const void *fdt, int offset, int *nextoffset);
158 int fdt_next_node(const void *fdt, int offset, int *depth);
161  * fdt_first_subnode() - get offset of first direct subnode
164  * @offset:	Offset of node to check
165  * @return offset of first subnode, or -FDT_ERR_NOTFOUND if there is none
167 int fdt_first_subnode(const void *fdt, int offset);
170  * fdt_next_subnode() - get offset of next direct subnode
176  * @offset:	Offset of previous subnode
177  * @return offset of next subnode, or -FDT_ERR_NOTFOUND if there are no more
180 int fdt_next_subnode(const void *fdt, int offset);
289  * @stroffset: offset of the string within the strings block (native endian)
348  * @parentoffset: structure block offset of a node
362  * @parentoffset: structure block offset of a node
366  * offset parentoffset with the given name.  name may include a unit
373  *	structure block offset of the requested subnode (>=0), on success
409  *	structure block offset of the node with the requested path (>=0), on
424  * @nodeoffset: structure block offset of the starting node
428  * device tree node at structure block offset nodeoffset.  If lenp is
447  * fdt_first_property_offset - find the offset of a node's first property
449  * @nodeoffset: structure block offset of a node
452  * the given structure block offset.
455  *	structure block offset of the property (>=0), on success
469  * @offset: structure block offset of a property
472  * one at the given structure block offset.  This will be a property
476  *	structure block offset of the next property (>=0), on success
485 int fdt_next_property_offset(const void *fdt, int offset);
490  * @property_offset:	property offset (int, lvalue)
492  * @node:		node offset (int)
515  * fdt_get_property_by_offset - retrieve the property at a given offset
517  * @offset: offset of the property to retrieve
522  * offset.  If lenp is non-NULL, the length of the property value is
539 						      int offset,
545  * @nodeoffset: offset of the node whose property to find
561  * @nodeoffset: offset of the node whose property to find
567  * named 'name' of the node at offset nodeoffset.  If lenp is
597  * fdt_getprop_by_offset - retrieve the value of a property at a given offset
599  * @ffset: offset of the property to read
604  * property at structure block offset 'offset' (this will be a pointer
627 const void *fdt_getprop_by_offset(const void *fdt, int offset,
633  * @nodeoffset: offset of the node whose property to find
654  * @nodeoffset: offset of the node whose property to find
659  * named 'name' of the node at offset nodeoffset (this will be a
690  * @nodeoffset: structure block offset of the node
693  * structure block offset nodeoffset.
730  * @nodeoffset: offset of the node whose path to find
734  * fdt_get_path() computes the full path of the node at offset
757  * @nodeoffset: offset of the node whose parent to find
765  * will always return 0, the offset of the root node.  If the node at
774  *	structure block offset of the node at node offset's ancestor
790  * @nodeoffset: offset of the node whose parent to find
811  * @nodeoffset: offset of the node whose parent to find
814  * is, it finds the offset of the node which contains the node at
821  *	structure block offset of the parent of the node at nodeoffset
834  * @startoffset: only find nodes after this offset
839  * fdt_node_offset_by_prop_value() returns the offset of the first
846  *	offset = fdt_node_offset_by_prop_value(fdt, -1, propname,
848  *	while (offset != -FDT_ERR_NOTFOUND) {
850  *		offset = fdt_node_offset_by_prop_value(fdt, offset, propname,
859  *	structure block offset of the located node (>= 0, >startoffset),
878  * fdt_node_offset_by_phandle() returns the offset of the node
884  *	structure block offset of the located node (>= 0), on success
897  * @nodeoffset: offset of a tree node
922  * @startoffset: only find nodes after this offset
925  * fdt_node_offset_by_compatible() returns the offset of the first
932  *	offset = fdt_node_offset_by_compatible(fdt, -1, compatible);
933  *	while (offset != -FDT_ERR_NOTFOUND) {
935  *		offset = fdt_node_offset_by_compatible(fdt, offset, compatible);
943  *	structure block offset of the located node (>= 0, >startoffset),
973  * @nodeoffset: offset of a tree node
985  * @nodeoffset: offset of a tree node
1007  * @nodeoffset: offset of a tree node
1050  * @nodeoffset: offset of the node to find the address size for
1071  * @nodeoffset: offset of the node to find the address range size for
1097  * @nodeoffset: offset of the node whose property to change
1117  * @nodeoffset: offset of the node whose property to change
1148  * @nodeoffset: offset of the node whose property to change
1183  * @nodeoffset: offset of the node whose property to change
1229  * @nodeoffset: offset of the node whose property to nop
1255  * @nodeoffset: offset of the node to nop
1364  * @nodeoffset: structure block offset of a node
1390  * @nodeoffset: offset of the node whose property to change
1421  * @nodeoffset: offset of the node whose property to change
1456  * @nodeoffset: offset of the node whose property to change
1502  * @nodeoffset: offset of the node whose property to change
1534  * @nodeoffset: offset of the node whose property to change
1563  * @nodeoffset: offset of the node whose property to change
1593  * @nodeoffset: offset of the node whose property to change
1628  * @nodeoffset: offset of the node whose property to change
1674  * @nodeoffset: offset of the node whose property to change
1704  * @nodeoffset: offset of the node whose property to nop
1728  * @parentoffset: structure block offset of a node
1743  * @parentoffset: structure block offset of a node
1747  * structure block offset parentoffset, with the given name (which
1754  *	structure block offset of the created nodeequested subnode (>=0), on
1776  * @nodeoffset: offset of the node to nop