diff options
Diffstat (limited to 'include/fdtdec.h')
| -rw-r--r-- | include/fdtdec.h | 24 |
1 files changed, 23 insertions, 1 deletions
diff --git a/include/fdtdec.h b/include/fdtdec.h index 2de6dda..0e36664 100644 --- a/include/fdtdec.h +++ b/include/fdtdec.h @@ -490,6 +490,19 @@ s32 fdtdec_get_int(const void *blob, int node, const char *prop_name, s32 default_val); /** + * Unsigned version of fdtdec_get_int. The property must have at least + * 4 bytes of data. The value of the first cell is returned. + * + * @param blob FDT blob + * @param node node to examine + * @param prop_name name of property to find + * @param default_val default value to return if the property is not found + * @return unsigned integer value, if found, or default_val if not + */ +unsigned int fdtdec_get_uint(const void *blob, int node, const char *prop_name, + unsigned int default_val); + +/** * Get a variable-sized number from a property * * This reads a number from one or more cells. @@ -628,7 +641,16 @@ int fdtdec_get_alias_seq(const void *blob, const char *base, int node, int *seqp); /** - * Get the offset of the given chosen node + * Get a property from the /chosen node + * + * @param blob Device tree blob (if NULL, then NULL is returned) + * @param name Property name to look up + * @return Value of property, or NULL if it does not exist + */ +const char *fdtdec_get_chosen_prop(const void *blob, const char *name); + +/** + * Get the offset of the given /chosen node * * This looks up a property in /chosen containing the path to another node, * then finds the offset of that node. |