2 * This file does the necessary interface mapping between the bootwrapper
3 * device tree operations and the interface provided by shared source
4 * files flatdevicetree.[ch].
6 * Author: Mark A. Greer <mgreer@mvista.com>
8 * 2006 (c) MontaVista Software, Inc. This file is licensed under
9 * the terms of the GNU General Public License version 2. This program
10 * is licensed "as is" without any warranty of any kind, whether express
14 #include "flatdevtree.h"
17 static struct ft_cxt cxt;
19 static void *fdtm_finddevice(const char *name)
21 return ft_find_device(&cxt, NULL, name);
24 static int fdtm_getprop(const void *phandle, const char *propname,
25 void *buf, const int buflen)
27 return ft_get_prop(&cxt, phandle, propname, buf, buflen);
30 static int fdtm_setprop(const void *phandle, const char *propname,
31 const void *buf, const int buflen)
33 return ft_set_prop(&cxt, phandle, propname, buf, buflen);
36 static void *fdtm_get_parent(const void *phandle)
38 return ft_get_parent(&cxt, phandle);
41 static void *fdtm_create_node(const void *phandle, const char *name)
43 return ft_create_node(&cxt, phandle, name);
46 static void *fdtm_find_node_by_prop_value(const void *prev,
51 return ft_find_node_by_prop_value(&cxt, prev, propname,
55 static unsigned long fdtm_finalize(void)
58 return (unsigned long)cxt.bph;
61 static char *fdtm_get_path(const void *phandle, char *buf, int len)
63 return ft_get_path(&cxt, phandle, buf, len);
66 int ft_init(void *dt_blob, unsigned int max_size, unsigned int max_find_device)
68 dt_ops.finddevice = fdtm_finddevice;
69 dt_ops.getprop = fdtm_getprop;
70 dt_ops.setprop = fdtm_setprop;
71 dt_ops.get_parent = fdtm_get_parent;
72 dt_ops.create_node = fdtm_create_node;
73 dt_ops.find_node_by_prop_value = fdtm_find_node_by_prop_value;
74 dt_ops.finalize = fdtm_finalize;
75 dt_ops.get_path = fdtm_get_path;
77 return ft_open(&cxt, dt_blob, max_size, max_find_device,
78 platform_ops.realloc);