1 | /* |
2 | * QEMU ADB emulation shared definitions and prototypes |
3 | * |
4 | * Copyright (c) 2004-2007 Fabrice Bellard |
5 | * Copyright (c) 2007 Jocelyn Mayer |
6 | * |
7 | * Permission is hereby granted, free of charge, to any person obtaining a copy |
8 | * of this software and associated documentation files (the "Software"), to deal |
9 | * in the Software without restriction, including without limitation the rights |
10 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
11 | * copies of the Software, and to permit persons to whom the Software is |
12 | * furnished to do so, subject to the following conditions: |
13 | * |
14 | * The above copyright notice and this permission notice shall be included in |
15 | * all copies or substantial portions of the Software. |
16 | * |
17 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
18 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
19 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
20 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
21 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
22 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN |
23 | * THE SOFTWARE. |
24 | */ |
25 | |
26 | #ifndef ADB_H |
27 | #define ADB_H |
28 | |
29 | #include "hw/qdev-core.h" |
30 | |
31 | #define MAX_ADB_DEVICES 16 |
32 | |
33 | #define ADB_MAX_OUT_LEN 16 |
34 | |
35 | typedef struct ADBBusState ADBBusState; |
36 | typedef struct ADBDevice ADBDevice; |
37 | |
38 | /* buf = NULL means polling */ |
39 | typedef int ADBDeviceRequest(ADBDevice *d, uint8_t *buf_out, |
40 | const uint8_t *buf, int len); |
41 | |
42 | #define TYPE_ADB_DEVICE "adb-device" |
43 | #define ADB_DEVICE(obj) OBJECT_CHECK(ADBDevice, (obj), TYPE_ADB_DEVICE) |
44 | |
45 | struct ADBDevice { |
46 | /*< private >*/ |
47 | DeviceState parent_obj; |
48 | /*< public >*/ |
49 | |
50 | int devaddr; |
51 | int handler; |
52 | bool disable_direct_reg3_writes; |
53 | }; |
54 | |
55 | #define ADB_DEVICE_CLASS(cls) \ |
56 | OBJECT_CLASS_CHECK(ADBDeviceClass, (cls), TYPE_ADB_DEVICE) |
57 | #define ADB_DEVICE_GET_CLASS(obj) \ |
58 | OBJECT_GET_CLASS(ADBDeviceClass, (obj), TYPE_ADB_DEVICE) |
59 | |
60 | typedef struct ADBDeviceClass { |
61 | /*< private >*/ |
62 | DeviceClass parent_class; |
63 | /*< public >*/ |
64 | |
65 | ADBDeviceRequest *devreq; |
66 | } ADBDeviceClass; |
67 | |
68 | #define TYPE_ADB_BUS "apple-desktop-bus" |
69 | #define ADB_BUS(obj) OBJECT_CHECK(ADBBusState, (obj), TYPE_ADB_BUS) |
70 | |
71 | struct ADBBusState { |
72 | /*< private >*/ |
73 | BusState parent_obj; |
74 | /*< public >*/ |
75 | |
76 | ADBDevice *devices[MAX_ADB_DEVICES]; |
77 | int nb_devices; |
78 | int poll_index; |
79 | }; |
80 | |
81 | int adb_request(ADBBusState *s, uint8_t *buf_out, |
82 | const uint8_t *buf, int len); |
83 | int adb_poll(ADBBusState *s, uint8_t *buf_out, uint16_t poll_mask); |
84 | |
85 | #define TYPE_ADB_KEYBOARD "adb-keyboard" |
86 | #define TYPE_ADB_MOUSE "adb-mouse" |
87 | |
88 | #endif /* ADB_H */ |
89 | |