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authorDavid Hildenbrand <david@redhat.com>2018-06-27 15:44:04 +0200
committerCornelia Huck <cohuck@redhat.com>2018-07-02 10:37:38 +0200
commit8046f374a64b81fdf4f71f7a433bf4035d501521 (patch)
tree8dd52a7f33c9acedd66a0a96a52d49d8d2aad16a /include/hw
parent4ab6a1feac0a142045d3b7bdbb8182a99c0b8980 (diff)
s390x/tod: factor out TOD into separate device
Let's treat this like a separate device. TCG will have to store the actual state/time later on. Include cpu-qom.h in kvm_s390x.h (due to S390CPU) to compile tod-kvm.c. Reviewed-by: Thomas Huth <thuth@redhat.com> Signed-off-by: David Hildenbrand <david@redhat.com> Message-Id: <20180627134410.4901-4-david@redhat.com> Signed-off-by: Cornelia Huck <cohuck@redhat.com>
Diffstat (limited to 'include/hw')
-rw-r--r--include/hw/s390x/tod.h46
1 files changed, 46 insertions, 0 deletions
diff --git a/include/hw/s390x/tod.h b/include/hw/s390x/tod.h
new file mode 100644
index 0000000000..7096b574ae
--- /dev/null
+++ b/include/hw/s390x/tod.h
@@ -0,0 +1,46 @@
+/*
+ * 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.h"
+
+typedef struct S390TOD {
+ uint8_t high;
+ uint64_t low;
+} S390TOD;
+
+#define TYPE_S390_TOD "s390-tod"
+#define S390_TOD(obj) OBJECT_CHECK(S390TODState, (obj), TYPE_S390_TOD)
+#define S390_TOD_CLASS(oc) OBJECT_CLASS_CHECK(S390TODClass, (oc), \
+ TYPE_S390_TOD)
+#define S390_TOD_GET_CLASS(obj) OBJECT_GET_CLASS(S390TODClass, (obj), \
+ TYPE_S390_TOD)
+#define TYPE_KVM_S390_TOD TYPE_S390_TOD "-kvm"
+#define TYPE_QEMU_S390_TOD TYPE_S390_TOD "-qemu"
+
+typedef struct S390TODState {
+ /* private */
+ DeviceState parent_obj;
+} S390TODState;
+
+typedef struct S390TODClass {
+ /* private */
+ DeviceClass parent_class;
+
+ /* public */
+ void (*get)(const S390TODState *td, S390TOD *tod, Error **errp);
+ void (*set)(S390TODState *td, const S390TOD *tod, Error **errp);
+} S390TODClass;
+
+void s390_init_tod(void);
+
+#endif