xref: /openbmc/qemu/include/hw/audio/pcspk.h (revision 520e210c)
1 /*
2  * QEMU PC speaker emulation
3  *
4  * Copyright (c) 2006 Joachim Henke
5  *
6  * Permission is hereby granted, free of charge, to any person obtaining a copy
7  * of this software and associated documentation files (the "Software"), to deal
8  * in the Software without restriction, including without limitation the rights
9  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10  * copies of the Software, and to permit persons to whom the Software is
11  * furnished to do so, subject to the following conditions:
12  *
13  * The above copyright notice and this permission notice shall be included in
14  * all copies or substantial portions of the Software.
15  *
16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
22  * THE SOFTWARE.
23  */
24 
25 #ifndef HW_PCSPK_H
26 #define HW_PCSPK_H
27 
28 #include "hw/hw.h"
29 #include "hw/isa/isa.h"
30 
31 #define TYPE_PC_SPEAKER "isa-pcspk"
32 
33 static inline ISADevice *pcspk_init(ISABus *bus, ISADevice *pit)
34 {
35     DeviceState *dev;
36     ISADevice *isadev;
37 
38     isadev = isa_create(bus, TYPE_PC_SPEAKER);
39     dev = DEVICE(isadev);
40     qdev_prop_set_uint32(dev, "iobase", 0x61);
41     object_property_set_link(OBJECT(dev), OBJECT(pit), "pit", NULL);
42     qdev_init_nofail(dev);
43 
44     return isadev;
45 }
46 
47 #endif /* HW_PCSPK_H */
48