Patchwork [v3,1/2] target/s390x: Split out s390-tod.h

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Submitter Richard Henderson
Date Feb. 12, 2019, 5:30 a.m.
Message ID <20190212053044.29015-2-richard.henderson@linaro.org>
Download mbox | patch
Permalink /patch/723577/
State New
Headers show

Comments

Richard Henderson - Feb. 12, 2019, 5:30 a.m.
We will need these from CONFIG_USER_ONLY as well,
which cannot access include/hw/.

Reviewed-by: Thomas Huth <thuth@redhat.com>
Reviewed-by: David Hildenbrand <david@redhat.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
 include/hw/s390x/tod.h  | 16 +---------------
 target/s390x/s390-tod.h | 29 +++++++++++++++++++++++++++++
 2 files changed, 30 insertions(+), 15 deletions(-)
 create mode 100644 target/s390x/s390-tod.h

Patch

diff --git a/include/hw/s390x/tod.h b/include/hw/s390x/tod.h
index 47ef9de869..9c4a6000c3 100644
--- a/include/hw/s390x/tod.h
+++ b/include/hw/s390x/tod.h
@@ -12,6 +12,7 @@ 
 #define HW_S390_TOD_H
 
 #include "hw/qdev.h"
+#include "s390-tod.h"
 
 typedef struct S390TOD {
     uint8_t high;
@@ -50,21 +51,6 @@  typedef struct S390TODClass {
     void (*set)(S390TODState *td, const S390TOD *tod, Error **errp);
 } S390TODClass;
 
-/* The value of the TOD clock for 1.1.1970. */
-#define TOD_UNIX_EPOCH 0x7d91048bca000000ULL
-
-/* Converts ns to s390's clock format */
-static inline uint64_t time2tod(uint64_t ns)
-{
-    return (ns << 9) / 125 + (((ns & 0xff80000000000000ull) / 125) << 9);
-}
-
-/* Converts s390's clock format to ns */
-static inline uint64_t tod2time(uint64_t t)
-{
-    return ((t >> 9) * 125) + (((t & 0x1ff) * 125) >> 9);
-}
-
 void s390_init_tod(void);
 S390TODState *s390_get_todstate(void);
 
diff --git a/target/s390x/s390-tod.h b/target/s390x/s390-tod.h
new file mode 100644
index 0000000000..8b74d6a6d8
--- /dev/null
+++ b/target/s390x/s390-tod.h
@@ -0,0 +1,29 @@ 
+/*
+ * 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 TARGET_S390_TOD_H
+#define TARGET_S390_TOD_H
+
+/* The value of the TOD clock for 1.1.1970. */
+#define TOD_UNIX_EPOCH 0x7d91048bca000000ULL
+
+/* Converts ns to s390's clock format */
+static inline uint64_t time2tod(uint64_t ns)
+{
+    return (ns << 9) / 125 + (((ns & 0xff80000000000000ull) / 125) << 9);
+}
+
+/* Converts s390's clock format to ns */
+static inline uint64_t tod2time(uint64_t t)
+{
+    return ((t >> 9) * 125) + (((t & 0x1ff) * 125) >> 9);
+}
+
+#endif