From 1aac36f788834699b6891aea7a83eb950bd5e8f6 Mon Sep 17 00:00:00 2001
From: stefan <stefan@s00.xyz>
Date: Sat, 8 Apr 2023 20:42:18 -0400
Subject: no idea whot i changed lol

---
 sys/include/fdt.h | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

(limited to 'sys/include/fdt.h')

diff --git a/sys/include/fdt.h b/sys/include/fdt.h
index 92e5695..ca1cea0 100644
--- a/sys/include/fdt.h
+++ b/sys/include/fdt.h
@@ -1,5 +1,6 @@
 #include <stdint.h>
 #include <endian.h>
+#include <printf.h>
 
 #ifndef _FDT_H
 #define _FDT_H
@@ -34,4 +35,21 @@ struct fdt_reserve_entry {
         uint64_t size;
 };
 
+struct fdt_node_header {
+	uint32_t tag;
+	char name[];
+};
+
+void    walk_fdt(struct fdt_header *header);
+
+#define FDT_MAGIC	0xd00dfeed	/* 4: version, 4: total size */
+#define FDT_TAGSIZE	sizeof(fdt32_t)
+
+#define FDT_BEGIN_NODE	0x1		/* Start node: full name */
+#define FDT_END_NODE	0x2		/* End node */
+#define FDT_PROP	0x3		/* Property: name off,
+					   size, content */
+#define FDT_NOP		0x4		/* nop */
+#define FDT_END		0x9
+
 #endif /* _FDT_H */
-- 
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