qemu/include/hw/s390x/tod.h
Cho, Yu-Chen c9274b6bf0 target/s390x: start moving TCG-only code to tcg/
move everything related to translate, as well as HELPER code in tcg/

mmu_helper.c stays put for now, as it contains both TCG and KVM code.

After the reshuffling, update MAINTAINERS accordingly.
Make use of the new directory:

target/s390x/tcg/

Signed-off-by: Claudio Fontana <cfontana@suse.de>
Signed-off-by: Cho, Yu-Chen <acho@suse.com>
Acked-by: David Hildenbrand <david@redhat.com>
Acked-by: Cornelia Huck <cohuck@redhat.com>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Message-Id: <20210707105324.23400-8-acho@suse.com>
Signed-off-by: Cornelia Huck <cohuck@redhat.com>
2021-07-07 14:01:56 +02:00

55 lines
1.3 KiB
C

/*
* TOD (Time Of Day) clock
*
* Copyright 2018 Red Hat, Inc.
* Author(s): David Hildenbrand <david@redhat.com>
*
* This work is licensed under the terms of the GNU GPL, version 2 or later.
* See the COPYING file in the top-level directory.
*/
#ifndef HW_S390_TOD_H
#define HW_S390_TOD_H
#include "hw/qdev-core.h"
#include "tcg/s390-tod.h"
#include "qom/object.h"
typedef struct S390TOD {
uint8_t high;
uint64_t low;
} S390TOD;
#define TYPE_S390_TOD "s390-tod"
OBJECT_DECLARE_TYPE(S390TODState, S390TODClass, S390_TOD)
#define TYPE_KVM_S390_TOD TYPE_S390_TOD "-kvm"
#define TYPE_QEMU_S390_TOD TYPE_S390_TOD "-qemu"
struct S390TODState {
/* private */
DeviceState parent_obj;
/*
* Used by TCG to remember the time base. Used by KVM to backup the TOD
* while the TOD is stopped.
*/
S390TOD base;
/* Used by KVM to remember if the TOD is stopped and base is valid. */
bool stopped;
};
struct S390TODClass {
/* private */
DeviceClass parent_class;
void (*parent_realize)(DeviceState *dev, Error **errp);
/* public */
void (*get)(const S390TODState *td, S390TOD *tod, Error **errp);
void (*set)(S390TODState *td, const S390TOD *tod, Error **errp);
};
void s390_init_tod(void);
S390TODState *s390_get_todstate(void);
#endif