diff options
Diffstat (limited to 'core/fdt.c')
| -rw-r--r-- | core/fdt.c | 29 |
1 files changed, 18 insertions, 11 deletions
@@ -130,17 +130,22 @@ static void flatten_dt_properties(void *fdt, const struct dt_node *dn) } } -static void flatten_dt_node(void *fdt, const struct dt_node *root) +static void flatten_dt_node(void *fdt, const struct dt_node *root, + bool exclusive) { const struct dt_node *i; - FDT_DBG("node: %s\n", root->name); - dt_begin_node(fdt, root); - flatten_dt_properties(fdt, root); + if (!exclusive) { + FDT_DBG("node: %s\n", root->name); + dt_begin_node(fdt, root); + flatten_dt_properties(fdt, root); + } + list_for_each(&root->children, i, list) - flatten_dt_node(fdt, i); + flatten_dt_node(fdt, i, false); - dt_end_node(fdt); + if (!exclusive) + dt_end_node(fdt); } static void create_dtb_reservemap(void *fdt, const struct dt_node *root) @@ -166,11 +171,13 @@ static void create_dtb_reservemap(void *fdt, const struct dt_node *root) } static int __create_dtb(void *fdt, size_t len, - const struct dt_node *root) + const struct dt_node *root, + bool exclusive) { fdt_create(fdt, len); - create_dtb_reservemap(fdt, root); - flatten_dt_node(fdt, root); + if (root == dt_root && !exclusive) + create_dtb_reservemap(fdt, root); + flatten_dt_node(fdt, root, exclusive); save_err(fdt_finish(fdt)); if (fdt_error) { @@ -182,7 +189,7 @@ static int __create_dtb(void *fdt, size_t len, return 0; } -void *create_dtb(const struct dt_node *root) +void *create_dtb(const struct dt_node *root, bool exclusive) { void *fdt = NULL; size_t len = DEVICE_TREE_MAX_SIZE; @@ -198,7 +205,7 @@ void *create_dtb(const struct dt_node *root) return NULL; } - ret = __create_dtb(fdt, len, root); + ret = __create_dtb(fdt, len, root, exclusive); if (ret) { free(fdt); fdt = NULL; |