xref: /openbmc/qemu/include/chardev/char-serial.h (revision ac06724a715864942e2b5e28f92d5d5421f0a0b0)
1 /*
2  * QEMU System Emulator
3  *
4  * Copyright (c) 2003-2008 Fabrice Bellard
5  *
6  * Permission is hereby granted, free of charge, to any person obtaining a copy
7  * of this software and associated documentation files (the "Software"), to deal
8  * in the Software without restriction, including without limitation the rights
9  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10  * copies of the Software, and to permit persons to whom the Software is
11  * furnished to do so, subject to the following conditions:
12  *
13  * The above copyright notice and this permission notice shall be included in
14  * all copies or substantial portions of the Software.
15  *
16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
22  * THE SOFTWARE.
23  */
24 #ifndef CHAR_SERIAL_H
25 #define CHAR_SERIAL_H
26 
27 #include "chardev/char.h"
28 
29 #ifdef _WIN32
30 #define HAVE_CHARDEV_SERIAL 1
31 #elif defined(__linux__) || defined(__sun__) || defined(__FreeBSD__)    \
32     || defined(__NetBSD__) || defined(__OpenBSD__) || defined(__DragonFly__) \
33     || defined(__GLIBC__)
34 #define HAVE_CHARDEV_SERIAL 1
35 #endif
36 
37 #define CHR_IOCTL_SERIAL_SET_PARAMS   1
38 typedef struct {
39     int speed;
40     int parity;
41     int data_bits;
42     int stop_bits;
43 } QEMUSerialSetParams;
44 
45 #define CHR_IOCTL_SERIAL_SET_BREAK    2
46 
47 #define CHR_IOCTL_SERIAL_SET_TIOCM   13
48 #define CHR_IOCTL_SERIAL_GET_TIOCM   14
49 
50 #define CHR_TIOCM_CTS   0x020
51 #define CHR_TIOCM_CAR   0x040
52 #define CHR_TIOCM_DSR   0x100
53 #define CHR_TIOCM_RI    0x080
54 #define CHR_TIOCM_DTR   0x002
55 #define CHR_TIOCM_RTS   0x004
56 
57 #endif
58