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-rw-r--r--include/hw/s390x/3270-ccw.h48
1 files changed, 48 insertions, 0 deletions
diff --git a/include/hw/s390x/3270-ccw.h b/include/hw/s390x/3270-ccw.h
new file mode 100644
index 000000000..143988229
--- /dev/null
+++ b/include/hw/s390x/3270-ccw.h
@@ -0,0 +1,48 @@
+/*
+ * 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