diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/sysemu/device_tree.h | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/include/sysemu/device_tree.h b/include/sysemu/device_tree.h index 48bf3b5ab1..705650aad4 100644 --- a/include/sysemu/device_tree.h +++ b/include/sysemu/device_tree.h @@ -67,8 +67,20 @@ int qemu_fdt_setprop_phandle(void *fdt, const char *node_path, const void *qemu_fdt_getprop(void *fdt, const char *node_path, const char *property, int *lenp, Error **errp); +/** + * qemu_fdt_getprop_cell: retrieve the value of a given 4 byte property + * @fdt: pointer to the device tree blob + * @node_path: node path + * @property: name of the property to find + * @lenp: fdt error if any or -EINVAL if the property size is different from + * 4 bytes, or 4 (expected length of the property) upon success. + * @errp: handle to an error object + * + * returns the property value on success + */ uint32_t qemu_fdt_getprop_cell(void *fdt, const char *node_path, - const char *property); + const char *property, int *lenp, + Error **errp); uint32_t qemu_fdt_get_phandle(void *fdt, const char *path); uint32_t qemu_fdt_alloc_phandle(void *fdt); int qemu_fdt_nop_node(void *fdt, const char *node_path); |