add m1n1HEADmaster

1 files changed, 22 insertions, 0 deletions

diff --git a/tools/src/devicetree.h b/tools/src/devicetree.h
new file mode 100644
index 0000000..855f038
--- /dev/null
+++ b/tools/src/devicetree.h
@@ -0,0 +1,22 @@
+/* SPDX-License-Identifier: MIT */
+
+#ifndef DEVICETREE_H
+#define DEVICETREE_H
+
+#include "types.h"
+
+#include "libfdt/libfdt.h"
+
+#define DT_MAX_RANGES 8
+
+struct dt_ranges_tbl {
+    u64 start;
+    u64 parent;
+    u64 size;
+};
+
+void dt_parse_ranges(void *dt, int node, struct dt_ranges_tbl *ranges);
+u64 dt_translate(struct dt_ranges_tbl *ranges, const fdt64_t *reg);
+u64 dt_get_address(void *dt, int node);
+
+#endif