keep the PID file locked for the lifetime of the process
[qemu.git] / device_tree.h
1 /*
2 * Header with function prototypes to help device tree manipulation using
3 * libfdt. It also provides functions to read entries from device tree proc
4 * interface.
5 *
6 * Copyright 2008 IBM Corporation.
7 * Authors: Jerone Young <jyoung5@us.ibm.com>
8 * Hollis Blanchard <hollisb@us.ibm.com>
9 *
10 * This work is licensed under the GNU GPL license version 2 or later.
11 *
12 */
13
14 #ifndef __DEVICE_TREE_H__
15 #define __DEVICE_TREE_H__
16
17 void *load_device_tree(const char *filename_path, int *sizep);
18
19 int qemu_devtree_setprop(void *fdt, const char *node_path,
20 const char *property, void *val_array, int size);
21 int qemu_devtree_setprop_cell(void *fdt, const char *node_path,
22 const char *property, uint32_t val);
23 int qemu_devtree_setprop_string(void *fdt, const char *node_path,
24 const char *property, const char *string);
25 int qemu_devtree_nop_node(void *fdt, const char *node_path);
26 int qemu_devtree_add_subnode(void *fdt, const char *name);
27
28 #endif /* __DEVICE_TREE_H__ */