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 | |
40 | typedef struct EmulatedCcw3270Device { |
41 | CcwDevice parent_obj; |
42 | } EmulatedCcw3270Device; |
43 | |
44 | typedef 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 | |