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Rather than each ADB implementation requiring its own functions to manage autopoll state, timers, and autopoll masks prepare to move this information directly into ADBBusState. Add external functions within adb.h to allow each ADB implementation to manage the new autopoll variables. Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk> Tested-by: Finn Thain <fthain@telegraphics.com.au> Acked-by: Laurent Vivier <laurent@vivier.eu> Message-Id: <20200623204936.24064-8-mark.cave-ayland@ilande.co.uk>
100 lines
3.1 KiB
C
100 lines
3.1 KiB
C
/*
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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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#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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} 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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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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int nb_devices;
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int poll_index;
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QEMUTimer *autopoll_timer;
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bool autopoll_enabled;
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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_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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