diff options
Diffstat (limited to 'src/include/device_tree.h')
| -rw-r--r-- | src/include/device_tree.h | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/src/include/device_tree.h b/src/include/device_tree.h index 96902b893b..8280dad077 100644 --- a/src/include/device_tree.h +++ b/src/include/device_tree.h @@ -47,6 +47,7 @@ struct fdt_header { #define FDT_TOKEN_END_NODE 2 #define FDT_TOKEN_PROPERTY 3 #define FDT_TOKEN_END 9 +#define FDT_PHANDLE_ILLEGAL 0xdeadbeef struct fdt_property { @@ -71,6 +72,8 @@ struct device_tree_property struct device_tree_node { const char *name; + uint32_t phandle; + // List of struct device_tree_property-s. struct list_node properties; // List of struct device_tree_nodes. @@ -91,6 +94,7 @@ struct device_tree { const void *header; uint32_t header_size; + uint32_t max_phandle; struct list_node reserve_map; @@ -136,6 +140,8 @@ void dt_read_cell_props(const struct device_tree_node *node, u32 *addrcp, // represented as an array of strings. struct device_tree_node *dt_find_node(struct device_tree_node *parent, const char **path, u32 *addrcp, u32 *sizecp, int create); +struct device_tree_node *dt_find_node_by_phandle(struct device_tree_node *root, + uint32_t phandle); // Look up or create a node relative to a parent node, through its path // represented as a string of '/' separated node names. struct device_tree_node *dt_find_node_by_path(struct device_tree_node *parent, const char *path, @@ -150,8 +156,6 @@ struct device_tree_node *dt_find_next_compat_child(struct device_tree_node *pare // Look up a node relative to a parent node, through its property value. struct device_tree_node *dt_find_prop_value(struct device_tree_node *parent, const char *name, void *data, size_t size); -// Return the phandle -uint32_t dt_get_phandle(const struct device_tree_node *node); // Write src into *dest as a 'length'-byte big-endian integer. void dt_write_int(u8 *dest, u64 src, size_t length); // Delete a property |