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.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