[PATCH 26/60] microblaze_v4: time support
monstr at seznam.cz
monstr at seznam.cz
Thu Jun 26 22:29:55 EST 2008
From: Michal Simek <monstr at monstr.eu>
Signed-off-by: Michal Simek <monstr at monstr.eu>
---
include/asm-microblaze/delay.h | 30 ++++++++++++++++++++++++++++++
include/asm-microblaze/timex.h | 18 ++++++++++++++++++
2 files changed, 48 insertions(+), 0 deletions(-)
create mode 100644 include/asm-microblaze/delay.h
create mode 100644 include/asm-microblaze/timex.h
diff --git a/include/asm-microblaze/delay.h b/include/asm-microblaze/delay.h
new file mode 100644
index 0000000..cdafdad
--- /dev/null
+++ b/include/asm-microblaze/delay.h
@@ -0,0 +1,30 @@
+/*
+ * include/asm-microblaze/delay.h
+ *
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Copyright (C) 2006 Atmark Techno, Inc.
+ */
+
+#ifndef _ASM_MICROBLAZE_DELAY_H
+#define _ASM_MICROBLAZE_DELAY_H
+
+extern unsigned long loops_per_jiffy;
+
+extern inline void __delay(unsigned long loops)
+{
+ asm volatile ("# __delay \n\t" \
+ "1: addi %0, %0, -1 \t\n" \
+ "bneid %0, 1b \t\n" \
+ "nop \t\n"
+ : "=r" (loops)
+ : "0" (loops));
+}
+
+static inline void udelay(unsigned long usec)
+{
+}
+
+#endif /* _ASM_MICROBLAZE_DELAY_H */
diff --git a/include/asm-microblaze/timex.h b/include/asm-microblaze/timex.h
new file mode 100644
index 0000000..678525d
--- /dev/null
+++ b/include/asm-microblaze/timex.h
@@ -0,0 +1,18 @@
+/*
+ * Copyright (C) 2006 Atmark Techno, Inc.
+ *
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file "COPYING" in the main directory of this archive
+ * for more details.
+ */
+
+#ifndef _ASM_MICROBLAZE_TIMEX_H
+#define _ASM_MICROBLAZE_TIMEX_H
+
+#define CLOCK_TICK_RATE 1000 /* Timer input freq. */
+
+typedef unsigned long cycles_t;
+
+#define get_cycles() (0)
+
+#endif /* _ASM_TIMEX_H */
--
1.5.4.GIT
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