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-rw-r--r--lib/utils/fdt/fdt_helper.c18
1 files changed, 18 insertions, 0 deletions
diff --git a/lib/utils/fdt/fdt_helper.c b/lib/utils/fdt/fdt_helper.c
index 9a35969..3b45ae8 100644
--- a/lib/utils/fdt/fdt_helper.c
+++ b/lib/utils/fdt/fdt_helper.c
@@ -216,6 +216,24 @@ int fdt_get_node_addr_size(void *fdt, int node, int index,
return 0;
}
+bool fdt_node_is_enabled(void *fdt, int nodeoff)
+{
+ int len;
+ const void *prop;
+
+ prop = fdt_getprop(fdt, nodeoff, "status", &len);
+ if (!prop)
+ return true;
+
+ if (!strncmp(prop, "okay", strlen("okay")))
+ return true;
+
+ if (!strncmp(prop, "ok", strlen("ok")))
+ return true;
+
+ return false;
+}
+
int fdt_parse_hart_id(void *fdt, int cpu_offset, u32 *hartid)
{
int len;