Blackfin: initial perf_event support

Signed-off-by: Mike Frysinger <vapier@gentoo.org>

1 files changed, 44 insertions, 0 deletions

diff --git a/arch/blackfin/include/asm/bfin_pfmon.h b/arch/blackfin/include/asm/bfin_pfmon.h
new file mode 100644
index 0000000..accd47e
--- /dev/null
+++ b/arch/blackfin/include/asm/bfin_pfmon.h
@@ -0,0 +1,44 @@
+/*
+ * Blackfin Performance Monitor definitions
+ *
+ * Copyright 2005-2011 Analog Devices Inc.
+ *
+ * Licensed under the ADI BSD license or GPL-2 (or later).
+ */
+
+#ifndef __ASM_BFIN_PFMON_H__
+#define __ASM_BFIN_PFMON_H__
+
+/* PFCTL Masks */
+#define PFMON_MASK	0xff
+#define PFCEN_MASK	0x3
+#define PFCEN_DISABLE	0x0
+#define PFCEN_ENABLE_USER	0x1
+#define PFCEN_ENABLE_SUPV	0x2
+#define PFCEN_ENABLE_ALL	(PFCEN_ENABLE_USER | PFCEN_ENABLE_SUPV)
+
+#define PFPWR_P	0
+#define PEMUSW0_P	2
+#define PFCEN0_P	3
+#define PFMON0_P	5
+#define PEMUSW1_P	13
+#define PFCEN1_P	14
+#define PFMON1_P	16
+#define PFCNT0_P	24
+#define PFCNT1_P	25
+
+#define PFPWR	(1 << PFPWR_P)
+#define PEMUSW(n, x)	((x) << ((n) ? PEMUSW1_P : PEMUSW0_P))
+#define PEMUSW0	PEMUSW(0, 1)
+#define PEMUSW1	PEMUSW(1, 1)
+#define PFCEN(n, x)	((x) << ((n) ? PFCEN1_P : PFCEN0_P))
+#define PFCEN0	PFCEN(0, PFCEN_MASK)
+#define PFCEN1	PFCEN(1, PFCEN_MASK)
+#define PFCNT(n, x)	((x) << ((n) ? PFCNT1_P : PFCNT0_P))
+#define PFCNT0	PFCNT(0, 1)
+#define PFCNT1	PFCNT(1, 1)
+#define PFMON(n, x)	((x) << ((n) ? PFMON1_P : PFMON0_P))
+#define PFMON0	PFMON(0, PFMON_MASK)
+#define PFMON1	PFMON(1, PFMON_MASK)
+
+#endif