PPC: e500: msync is 440 only, e500 has real sync
[qemu.git] / hw / bt.c
1 /*
2 * Convenience functions for bluetooth.
3 *
4 * Copyright (C) 2008 Andrzej Zaborowski <balrog@zabor.org>
5 *
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public License as
8 * published by the Free Software Foundation; either version 2 or
9 * (at your option) version 3 of the License.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License along
17 * with this program; if not, see <http://www.gnu.org/licenses/>.
18 */
19
20 #include "qemu-common.h"
21 #include "net.h"
22 #include "bt.h"
23
24 /* Slave implementations can ignore this */
25 static void bt_dummy_lmp_mode_change(struct bt_link_s *link)
26 {
27 }
28
29 /* Slaves should never receive these PDUs */
30 static void bt_dummy_lmp_connection_complete(struct bt_link_s *link)
31 {
32 if (link->slave->reject_reason)
33 fprintf(stderr, "%s: stray LMP_not_accepted received, fixme\n",
34 __FUNCTION__);
35 else
36 fprintf(stderr, "%s: stray LMP_accepted received, fixme\n",
37 __FUNCTION__);
38 exit(-1);
39 }
40
41 static void bt_dummy_lmp_disconnect_master(struct bt_link_s *link)
42 {
43 fprintf(stderr, "%s: stray LMP_detach received, fixme\n", __FUNCTION__);
44 exit(-1);
45 }
46
47 static void bt_dummy_lmp_acl_resp(struct bt_link_s *link,
48 const uint8_t *data, int start, int len)
49 {
50 fprintf(stderr, "%s: stray ACL response PDU, fixme\n", __FUNCTION__);
51 exit(-1);
52 }
53
54 /* Slaves that don't hold any additional per link state can use these */
55 static void bt_dummy_lmp_connection_request(struct bt_link_s *req)
56 {
57 struct bt_link_s *link = g_malloc0(sizeof(struct bt_link_s));
58
59 link->slave = req->slave;
60 link->host = req->host;
61
62 req->host->reject_reason = 0;
63 req->host->lmp_connection_complete(link);
64 }
65
66 static void bt_dummy_lmp_disconnect_slave(struct bt_link_s *link)
67 {
68 g_free(link);
69 }
70
71 static void bt_dummy_destroy(struct bt_device_s *device)
72 {
73 bt_device_done(device);
74 g_free(device);
75 }
76
77 static int bt_dev_idx = 0;
78
79 void bt_device_init(struct bt_device_s *dev, struct bt_scatternet_s *net)
80 {
81 memset(dev, 0, sizeof(*dev));
82 dev->inquiry_scan = 1;
83 dev->page_scan = 1;
84
85 dev->bd_addr.b[0] = bt_dev_idx & 0xff;
86 dev->bd_addr.b[1] = bt_dev_idx >> 8;
87 dev->bd_addr.b[2] = 0xd0;
88 dev->bd_addr.b[3] = 0xba;
89 dev->bd_addr.b[4] = 0xbe;
90 dev->bd_addr.b[5] = 0xba;
91 bt_dev_idx ++;
92
93 /* Simple slave-only devices need to implement only .lmp_acl_data */
94 dev->lmp_connection_complete = bt_dummy_lmp_connection_complete;
95 dev->lmp_disconnect_master = bt_dummy_lmp_disconnect_master;
96 dev->lmp_acl_resp = bt_dummy_lmp_acl_resp;
97 dev->lmp_mode_change = bt_dummy_lmp_mode_change;
98 dev->lmp_connection_request = bt_dummy_lmp_connection_request;
99 dev->lmp_disconnect_slave = bt_dummy_lmp_disconnect_slave;
100
101 dev->handle_destroy = bt_dummy_destroy;
102
103 dev->net = net;
104 dev->next = net->slave;
105 net->slave = dev;
106 }
107
108 void bt_device_done(struct bt_device_s *dev)
109 {
110 struct bt_device_s **p = &dev->net->slave;
111
112 while (*p && *p != dev)
113 p = &(*p)->next;
114 if (*p != dev) {
115 fprintf(stderr, "%s: bad bt device \"%s\"\n", __FUNCTION__,
116 dev->lmp_name ?: "(null)");
117 exit(-1);
118 }
119
120 *p = dev->next;
121 }