historical/m0-applesillicon.git/xnu-qemu-arm64-5.1.0/include/hw/s390x/s390-virtio-ccw.h
2024-01-16 11:20:27 -06:00

59 lines
1.5 KiB
C

/*
* virtio ccw machine definitions
*
* Copyright 2012, 2016 IBM Corp.
* Author(s): Cornelia Huck <cornelia.huck@de.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_S390_VIRTIO_CCW_H
#define HW_S390X_S390_VIRTIO_CCW_H
#include "hw/boards.h"
#define TYPE_S390_CCW_MACHINE "s390-ccw-machine"
#define S390_CCW_MACHINE(obj) \
OBJECT_CHECK(S390CcwMachineState, (obj), TYPE_S390_CCW_MACHINE)
#define S390_MACHINE_CLASS(klass) \
OBJECT_CLASS_CHECK(S390CcwMachineClass, (klass), TYPE_S390_CCW_MACHINE)
typedef struct S390CcwMachineState {
/*< private >*/
MachineState parent_obj;
/*< public >*/
bool aes_key_wrap;
bool dea_key_wrap;
bool pv;
uint8_t loadparm[8];
} S390CcwMachineState;
typedef struct S390CcwMachineClass {
/*< private >*/
MachineClass parent_class;
/*< public >*/
bool ri_allowed;
bool cpu_model_allowed;
bool css_migration_enabled;
bool hpage_1m_allowed;
} S390CcwMachineClass;
/* runtime-instrumentation allowed by the machine */
bool ri_allowed(void);
/* cpu model allowed by the machine */
bool cpu_model_allowed(void);
/* 1M huge page mappings allowed by the machine */
bool hpage_1m_allowed(void);
/**
* Returns true if (vmstate based) migration of the channel subsystem
* is enabled, false if it is disabled.
*/
bool css_migration_enabled(void);
#endif