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/*
* Emulated ccw-attached 3270 definitions
*
* Copyright 2017 IBM Corp.
* Author(s): 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.
*/
#ifndef HW_S390X_3270_CCW_H
#define HW_S390X_3270_CCW_H
#include "hw/sysbus.h"
#include "hw/s390x/css.h"
#include "hw/s390x/ccw-device.h"
#include "qom/object.h"
#define EMULATED_CCW_3270_CU_TYPE 0x3270
#define EMULATED_CCW_3270_CHPID_TYPE 0x1a
#define TYPE_EMULATED_CCW_3270 "emulated-ccw-3270"
/* Local Channel Commands */
#define TC_WRITE 0x01 /* Write */
#define TC_RDBUF 0x02 /* Read buffer */
#define TC_EWRITE 0x05 /* Erase write */
#define TC_READMOD 0x06 /* Read modified */
#define TC_EWRITEA 0x0d /* Erase write alternate */
#define TC_WRITESF 0x11 /* Write structured field */
OBJECT_DECLARE_TYPE(EmulatedCcw3270Device, EmulatedCcw3270Class, EMULATED_CCW_3270)
struct EmulatedCcw3270Device {
CcwDevice parent_obj;
};
struct EmulatedCcw3270Class {
CCWDeviceClass parent_class;
void (*init)(EmulatedCcw3270Device *, Error **);
int (*read_payload_3270)(EmulatedCcw3270Device *);
int (*write_payload_3270)(EmulatedCcw3270Device *, uint8_t);
};
#endif
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