qemu/hw/char/terminal3270.c

55 lines
1.3 KiB
C

/*
* Terminal 3270 implementation
*
* Copyright 2017 IBM Corp.
*
* Authors: Yang Chen <bjcyang@linux.vnet.ibm.com>
* Jing Liu <liujbjl@linux.vnet.ibm.com>
*
* This work is licensed under the terms of the GNU GPL, version 2 or (at
* your option) any later version. See the COPYING file in the top-level
* directory.
*/
#include "qemu/osdep.h"
#include "hw/s390x/3270-ccw.h"
typedef struct Terminal3270 {
EmulatedCcw3270Device cdev;
} Terminal3270;
#define TYPE_TERMINAL_3270 "x-terminal3270"
static void terminal_init(EmulatedCcw3270Device *dev, Error **errp)
{
static bool terminal_available;
if (terminal_available) {
error_setg(errp, "Multiple 3270 terminals are not supported.");
return;
}
terminal_available = true;
}
static void terminal_class_init(ObjectClass *klass, void *data)
{
EmulatedCcw3270Class *ck = EMULATED_CCW_3270_CLASS(klass);
ck->init = terminal_init;
}
static const TypeInfo ccw_terminal_info = {
.name = TYPE_TERMINAL_3270,
.parent = TYPE_EMULATED_CCW_3270,
.instance_size = sizeof(Terminal3270),
.class_init = terminal_class_init,
.class_size = sizeof(EmulatedCcw3270Class),
};
static void register_types(void)
{
type_register_static(&ccw_terminal_info);
}
type_init(register_types)