qemu/hw/adb.h

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/*
* QEMU ADB emulation shared definitions and prototypes
*
* Copyright (c) 2004-2007 Fabrice Bellard
* Copyright (c) 2007 Jocelyn Mayer
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#if !defined(__ADB_H__)
#define __ADB_H__
#define MAX_ADB_DEVICES 16
#define ADB_MAX_OUT_LEN 16
typedef struct ADBDevice ADBDevice;
/* buf = NULL means polling */
typedef int ADBDeviceRequest(ADBDevice *d, uint8_t *buf_out,
const uint8_t *buf, int len);
typedef int ADBDeviceReset(ADBDevice *d);
struct ADBDevice {
struct ADBBusState *bus;
int devaddr;
int handler;
ADBDeviceRequest *devreq;
ADBDeviceReset *devreset;
void *opaque;
};
typedef struct ADBBusState {
ADBDevice devices[MAX_ADB_DEVICES];
int nb_devices;
int poll_index;
} ADBBusState;
int adb_request(ADBBusState *s, uint8_t *buf_out,
const uint8_t *buf, int len);
int adb_poll(ADBBusState *s, uint8_t *buf_out);
void adb_kbd_init(ADBBusState *bus);
void adb_mouse_init(ADBBusState *bus);
extern ADBBusState adb_bus;
#endif /* !defined(__ADB_H__) */