From ba2295116662508fbd544e8dc42b33817906b496 Mon Sep 17 00:00:00 2001
From: dm <dm@cvs.openbsd.org>
Date: Wed, 14 Aug 1996 22:03:18 +0000
Subject: Pentium Pro support

---
 sys/arch/i386/include/pctr.h | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

(limited to 'sys/arch/i386/include')

diff --git a/sys/arch/i386/include/pctr.h b/sys/arch/i386/include/pctr.h
index 6b7011a8c27..d86d4db116d 100644
--- a/sys/arch/i386/include/pctr.h
+++ b/sys/arch/i386/include/pctr.h
@@ -1,4 +1,4 @@
-/*	$OpenBSD: pctr.h,v 1.2 1996/08/14 03:02:53 dm Exp $	*/
+/*	$OpenBSD: pctr.h,v 1.3 1996/08/14 22:03:16 dm Exp $	*/
 
 /*
  * Pentium performance counter driver for OpenBSD.
@@ -35,6 +35,14 @@ struct pctrst {
 #define P6CTR_EN 0x400000   /* Enable counters (counter 0 only) */
 #define P6CTR_I  0x800000   /* Invert counter mask */
 
+/* Unit Mask bits */
+#define P6CTR_UM_M 0x0800   /* Modified cache lines */
+#define P6CTR_UM_E 0x0400   /* Exclusive cache lines */
+#define P6CTR_UM_S 0x0200   /* Shared cache lines */
+#define P6CTR_UM_I 0x0100   /* Invalid cache lines */
+#define P6CTR_UM_MESI (P6CTR_UM_M|P6CTR_UM_E|P6CTR_UM_S|P6CTR_UM_I)
+#define P6CTR_UM_A 0x2000   /* Any initiator (as opposed to self) */
+
 /* ioctl to set which counter a device tracks. */
 #define PCIOCRD _IOR('c', 1, struct pctrst)   /* Read counter value */
 #define PCIOCS0 _IOW('c', 8, unsigned int)    /* Set counter 0 function */
@@ -115,7 +123,7 @@ struct pctrst {
 })
 
 #define wrmsr(msr, v) \
-     __asm __volatile (".byte 0xf, 0x30" :: "A" (v), "c" (msr));
+     __asm __volatile (".byte 0xf, 0x30" :: "A" ((u_quad_t) (v)), "c" (msr));
 
 #endif /* _KERNEL */
 #endif /* ! _I386_PERFCNT_H_ */
-- 
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