xref: /openbmc/qemu/hw/input/adb-internal.h (revision 59c58f96b270f5edd4ad10954c3a96556cb3a728)

/*
 * QEMU ADB support
 *
 * Copyright (c) 2004 Fabrice Bellard
 *
 * 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.
 */

#ifndef HW_INPUT_ADB_INTERNAL_H
#define HW_INPUT_ADB_INTERNAL_H

/* ADB commands */

#define ADB_BUSRESET            0x00
#define ADB_FLUSH               0x01
#define ADB_WRITEREG            0x08
#define ADB_READREG             0x0c

/* ADB device commands */

#define ADB_CMD_SELF_TEST               0xff
#define ADB_CMD_CHANGE_ID               0xfe
#define ADB_CMD_CHANGE_ID_AND_ACT       0xfd
#define ADB_CMD_CHANGE_ID_AND_ENABLE    0x00

/* ADB default device IDs (upper 4 bits of ADB command byte) */

#define ADB_DEVID_DONGLE      1
#define ADB_DEVID_KEYBOARD    2
#define ADB_DEVID_MOUSE       3
#define ADB_DEVID_TABLET      4
#define ADB_DEVID_MODEM       5
#define ADB_DEVID_MISC        7

extern const VMStateDescription vmstate_adb_device;

#endif