Bring a working snapshot of hwpmc(4), its associated libraries, userland utilities

and documentation into -CURRENT.

Bump FreeBSD_version.

Reviewed by:	alc, jhb (kernel changes)

1 files changed, 76 insertions, 0 deletions

diff --git a/sys/amd64/include/pmc_mdep.h b/sys/amd64/include/pmc_mdep.h
new file mode 100644
index 0000000..ef89f90
--- /dev/null
+++ b/sys/amd64/include/pmc_mdep.h
@@ -0,0 +1,76 @@
+/*-
+ * Copyright (c) 2003, Joseph Koshy
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ * $FreeBSD$
+ */
+
+/* Machine dependent interfaces */
+
+#ifndef _MACHINE_PMC_MDEP_H
+#define	_MACHINE_PMC_MDEP_H 1
+
+#include <sys/pmc.h>
+
+/* AMD K7 PMCs */
+
+#define	K8_NPMCS		5 /* 1 TSC + 4 PMCs */
+
+#define	K8_PMC_COUNTERMASK	0xFF000000
+#define	K8_PMC_TO_COUNTER(x)	(((x) << 24) & K8_PMC_COUNTERMASK)
+#define	K8_PMC_INVERT		(1 << 23)
+#define	K8_PMC_ENABLE		(1 << 22)
+#define	K8_PMC_INT		(1 << 20)
+#define	K8_PMC_PC		(1 << 19)
+#define	K8_PMC_EDGE		(1 << 18)
+#define	K8_PMC_OS		(1 << 17)
+#define	K8_PMC_USR		(1 << 16)
+
+#define	K8_PMC_UNITMASK_M	0x10
+#define	K8_PMC_UNITMASK_O	0x08
+#define	K8_PMC_UNITMASK_E	0x04
+#define	K8_PMC_UNITMASK_S	0x02
+#define	K8_PMC_UNITMASK_I	0x01
+#define	K8_PMC_UNITMASK_MOESI	0x1F
+
+#define	K8_PMC_UNITMASK		0xFF00
+#define	K8_PMC_EVENTMASK 	0x00FF
+#define	K8_PMC_TO_UNITMASK(x)	(((x) << 8) & K8_PMC_UNITMASK)
+#define	K8_PMC_TO_EVENTMASK(x)	((x) & 0xFF)
+#define	K8_VALID_BITS		(K8_PMC_COUNTERMASK | K8_PMC_INVERT |      \
+	K8_PMC_ENABLE | K8_PMC_INT | K8_PMC_PC | K8_PMC_EDGE | K8_PMC_OS | \
+	K8_PMC_USR | K8_PMC_UNITMASK | K8_PMC_EVENTMASK)
+
+#ifdef _KERNEL
+
+/*
+ * Prototypes
+ */
+
+#if defined(__amd64__)
+struct pmc_mdep *pmc_amd_initialize(void);
+#endif /* defined(__i386__) */
+
+#endif /* _KERNEL */
+#endif /* _MACHINE_PMC_MDEP_H */