1/* 2 * Emulated ccw-attached 3270 definitions 3 * 4 * Copyright 2017 IBM Corp. 5 * Author(s): Yang Chen <bjcyang@linux.vnet.ibm.com> 6 * Jing Liu <liujbjl@linux.vnet.ibm.com> 7 * 8 * This work is licensed under the terms of the GNU GPL, version 2 or (at 9 * your option) any later version. See the COPYING file in the top-level 10 * directory. 11 */ 12 13#ifndef HW_S390X_3270_CCW_H 14#define HW_S390X_3270_CCW_H 15 16#include "hw/sysbus.h" 17#include "hw/s390x/css.h" 18#include "hw/s390x/ccw-device.h" 19 20#define EMULATED_CCW_3270_CU_TYPE 0x3270 21#define EMULATED_CCW_3270_CHPID_TYPE 0x1a 22 23#define TYPE_EMULATED_CCW_3270 "emulated-ccw-3270" 24 25/* Local Channel Commands */ 26#define TC_WRITE 0x01 /* Write */ 27#define TC_RDBUF 0x02 /* Read buffer */ 28#define TC_EWRITE 0x05 /* Erase write */ 29#define TC_READMOD 0x06 /* Read modified */ 30#define TC_EWRITEA 0x0d /* Erase write alternate */ 31#define TC_WRITESF 0x11 /* Write structured field */ 32 33#define EMULATED_CCW_3270(obj) \ 34 OBJECT_CHECK(EmulatedCcw3270Device, (obj), TYPE_EMULATED_CCW_3270) 35#define EMULATED_CCW_3270_CLASS(klass) \ 36 OBJECT_CLASS_CHECK(EmulatedCcw3270Class, (klass), TYPE_EMULATED_CCW_3270) 37#define EMULATED_CCW_3270_GET_CLASS(obj) \ 38 OBJECT_GET_CLASS(EmulatedCcw3270Class, (obj), TYPE_EMULATED_CCW_3270) 39 40typedef struct EmulatedCcw3270Device { 41 CcwDevice parent_obj; 42} EmulatedCcw3270Device; 43 44typedef struct EmulatedCcw3270Class { 45 CCWDeviceClass parent_class; 46 47 void (*init)(EmulatedCcw3270Device *, Error **); 48 int (*read_payload_3270)(EmulatedCcw3270Device *); 49 int (*write_payload_3270)(EmulatedCcw3270Device *, uint8_t); 50} EmulatedCcw3270Class; 51 52#endif 53