113 lines
3.4 KiB
C
113 lines
3.4 KiB
C
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/*
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* QEMU ADB emulation shared definitions and prototypes
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*
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* Copyright (c) 2004-2007 Fabrice Bellard
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* Copyright (c) 2007 Jocelyn Mayer
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#ifndef ADB_H
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#define ADB_H
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#include "hw/qdev-core.h"
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#define MAX_ADB_DEVICES 16
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#define ADB_MAX_OUT_LEN 16
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typedef struct ADBBusState ADBBusState;
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typedef struct ADBDevice ADBDevice;
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/* buf = NULL means polling */
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typedef int ADBDeviceRequest(ADBDevice *d, uint8_t *buf_out,
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const uint8_t *buf, int len);
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typedef bool ADBDeviceHasData(ADBDevice *d);
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#define TYPE_ADB_DEVICE "adb-device"
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#define ADB_DEVICE(obj) OBJECT_CHECK(ADBDevice, (obj), TYPE_ADB_DEVICE)
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struct ADBDevice {
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/*< private >*/
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DeviceState parent_obj;
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/*< public >*/
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int devaddr;
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int handler;
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};
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#define ADB_DEVICE_CLASS(cls) \
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OBJECT_CLASS_CHECK(ADBDeviceClass, (cls), TYPE_ADB_DEVICE)
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#define ADB_DEVICE_GET_CLASS(obj) \
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OBJECT_GET_CLASS(ADBDeviceClass, (obj), TYPE_ADB_DEVICE)
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typedef struct ADBDeviceClass {
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/*< private >*/
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DeviceClass parent_class;
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/*< public >*/
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ADBDeviceRequest *devreq;
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ADBDeviceHasData *devhasdata;
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} ADBDeviceClass;
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#define TYPE_ADB_BUS "apple-desktop-bus"
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#define ADB_BUS(obj) OBJECT_CHECK(ADBBusState, (obj), TYPE_ADB_BUS)
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#define ADB_STATUS_BUSTIMEOUT 0x1
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#define ADB_STATUS_POLLREPLY 0x2
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struct ADBBusState {
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/*< private >*/
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BusState parent_obj;
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/*< public >*/
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ADBDevice *devices[MAX_ADB_DEVICES];
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uint16_t pending;
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int nb_devices;
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int poll_index;
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uint8_t status;
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QEMUTimer *autopoll_timer;
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bool autopoll_enabled;
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bool autopoll_blocked;
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uint8_t autopoll_rate_ms;
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uint16_t autopoll_mask;
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void (*autopoll_cb)(void *opaque);
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void *autopoll_cb_opaque;
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};
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int adb_request(ADBBusState *s, uint8_t *buf_out,
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const uint8_t *buf, int len);
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int adb_poll(ADBBusState *s, uint8_t *buf_out, uint16_t poll_mask);
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void adb_autopoll_block(ADBBusState *s);
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void adb_autopoll_unblock(ADBBusState *s);
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void adb_set_autopoll_enabled(ADBBusState *s, bool enabled);
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void adb_set_autopoll_rate_ms(ADBBusState *s, int rate_ms);
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void adb_set_autopoll_mask(ADBBusState *s, uint16_t mask);
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void adb_register_autopoll_callback(ADBBusState *s, void (*cb)(void *opaque),
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void *opaque);
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#define TYPE_ADB_KEYBOARD "adb-keyboard"
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#define TYPE_ADB_MOUSE "adb-mouse"
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#endif /* ADB_H */
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