root / include / hw / s390x / event-facility.h @ 6a444f85
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/*
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* SCLP
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* Event Facility definitions
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*
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* Copyright IBM, Corp. 2012
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*
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* Authors:
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* Heinz Graalfs <graalfs@de.ibm.com>
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*
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* This work is licensed under the terms of the GNU GPL, version 2 or (at your
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* option) any later version. See the COPYING file in the top-level directory.
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*
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*/
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#ifndef HW_S390_SCLP_EVENT_FACILITY_H
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#define HW_S390_SCLP_EVENT_FACILITY_H
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#include <hw/qdev.h> |
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#include "qemu/thread.h" |
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/* SCLP event types */
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#define SCLP_EVENT_OPRTNS_COMMAND 0x01 |
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#define SCLP_EVENT_MESSAGE 0x02 |
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#define SCLP_EVENT_PMSGCMD 0x09 |
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#define SCLP_EVENT_ASCII_CONSOLE_DATA 0x1a |
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#define SCLP_EVENT_SIGNAL_QUIESCE 0x1d |
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/* SCLP event masks */
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#define SCLP_EVENT_MASK_SIGNAL_QUIESCE 0x00000008 |
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#define SCLP_EVENT_MASK_MSG_ASCII 0x00000040 |
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#define SCLP_EVENT_MASK_OP_CMD 0x80000000 |
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#define SCLP_EVENT_MASK_MSG 0x40000000 |
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#define SCLP_EVENT_MASK_PMSGCMD 0x00800000 |
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#define SCLP_UNCONDITIONAL_READ 0x00 |
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#define SCLP_SELECTIVE_READ 0x01 |
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#define TYPE_SCLP_EVENT "s390-sclp-event-type" |
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#define SCLP_EVENT(obj) \
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OBJECT_CHECK(SCLPEvent, (obj), TYPE_SCLP_EVENT) |
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#define SCLP_EVENT_CLASS(klass) \
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OBJECT_CLASS_CHECK(SCLPEventClass, (klass), TYPE_SCLP_EVENT) |
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#define SCLP_EVENT_GET_CLASS(obj) \
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OBJECT_GET_CLASS(SCLPEventClass, (obj), TYPE_SCLP_EVENT) |
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typedef struct WriteEventMask { |
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SCCBHeader h; |
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uint16_t _reserved; |
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uint16_t mask_length; |
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uint32_t cp_receive_mask; |
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uint32_t cp_send_mask; |
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uint32_t receive_mask; |
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uint32_t send_mask; |
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} QEMU_PACKED WriteEventMask; |
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typedef struct EventBufferHeader { |
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uint16_t length; |
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uint8_t type; |
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uint8_t flags; |
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uint16_t _reserved; |
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} QEMU_PACKED EventBufferHeader; |
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typedef struct MdbHeader { |
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uint16_t length; |
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uint16_t type; |
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uint32_t tag; |
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uint32_t revision_code; |
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} QEMU_PACKED MdbHeader; |
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typedef struct MTO { |
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uint16_t line_type_flags; |
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uint8_t alarm_control; |
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uint8_t _reserved[3];
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char message[];
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} QEMU_PACKED MTO; |
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typedef struct GO { |
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uint32_t domid; |
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uint8_t hhmmss_time[8];
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uint8_t th_time[3];
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uint8_t _reserved_0; |
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uint8_t dddyyyy_date[7];
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uint8_t _reserved_1; |
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uint16_t general_msg_flags; |
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uint8_t _reserved_2[10];
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uint8_t originating_system_name[8];
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uint8_t job_guest_name[8];
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} QEMU_PACKED GO; |
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#define MESSAGE_TEXT 0x0004 |
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typedef struct MDBO { |
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uint16_t length; |
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uint16_t type; |
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union {
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GO go; |
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MTO mto; |
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}; |
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} QEMU_PACKED MDBO; |
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typedef struct MDB { |
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MdbHeader header; |
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MDBO mdbo[0];
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} QEMU_PACKED MDB; |
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typedef struct SclpMsg { |
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EventBufferHeader header; |
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MDB mdb; |
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} QEMU_PACKED SclpMsg; |
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#define GDS_ID_MDSMU 0x1310 |
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#define GDS_ID_CPMSU 0x1212 |
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#define GDS_ID_TEXTCMD 0x1320 |
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typedef struct GdsVector { |
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uint16_t length; |
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uint16_t gds_id; |
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} QEMU_PACKED GdsVector; |
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#define GDS_KEY_SELFDEFTEXTMSG 0x31 |
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#define GDS_KEY_TEXTMSG 0x30 |
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typedef struct GdsSubvector { |
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uint8_t length; |
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uint8_t key; |
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} QEMU_PACKED GdsSubvector; |
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/* MDS Message Unit */
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typedef struct MDMSU { |
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GdsVector mdmsu; |
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GdsVector cpmsu; |
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GdsVector text_command; |
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GdsSubvector self_def_text_message; |
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GdsSubvector text_message; |
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} QEMU_PACKED MDMSU; |
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typedef struct WriteEventData { |
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SCCBHeader h; |
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EventBufferHeader ebh; |
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} QEMU_PACKED WriteEventData; |
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typedef struct ReadEventData { |
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SCCBHeader h; |
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EventBufferHeader ebh; |
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uint32_t mask; |
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} QEMU_PACKED ReadEventData; |
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typedef struct SCLPEvent { |
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DeviceState qdev; |
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bool event_pending;
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char *name;
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} SCLPEvent; |
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typedef struct SCLPEventClass { |
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DeviceClass parent_class; |
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int (*init)(SCLPEvent *event);
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int (*exit)(SCLPEvent *event);
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/* get SCLP's send mask */
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unsigned int (*get_send_mask)(void); |
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/* get SCLP's receive mask */
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unsigned int (*get_receive_mask)(void); |
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int (*read_event_data)(SCLPEvent *event, EventBufferHeader *evt_buf_hdr,
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int *slen);
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int (*write_event_data)(SCLPEvent *event, EventBufferHeader *evt_buf_hdr);
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/* can we handle this event type? */
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bool (*can_handle_event)(uint8_t type);
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} SCLPEventClass; |
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#endif
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