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Update the URLs, and add the DC_refills_ flags (from the spec, not present

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on my cpu).
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maxv 2017-01-31 17:38:54 +00:00
parent 1880bea337
commit 0cca9a37f8
1 changed files with 17 additions and 11 deletions
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28
sys/arch/x86/x86/tprof_amdpmi.c
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@ -1,4 +1,4 @@
/* $NetBSD: tprof_amdpmi.c,v 1.4 2013/11/15 08:47:55 msaitoh Exp $ */
/* $NetBSD: tprof_amdpmi.c,v 1.5 2017/01/31 17:38:54 maxv Exp $ */
/*-
* Copyright (c)2008,2009 YAMAMOTO Takashi,
@ -27,7 +27,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: tprof_amdpmi.c,v 1.4 2013/11/15 08:47:55 msaitoh Exp $");
__KERNEL_RCSID(0, "$NetBSD: tprof_amdpmi.c,v 1.5 2017/01/31 17:38:54 maxv Exp $");
#include <sys/param.h>
#include <sys/systm.h>
@ -45,7 +45,7 @@ __KERNEL_RCSID(0, "$NetBSD: tprof_amdpmi.c,v 1.4 2013/11/15 08:47:55 msaitoh Exp
#include <x86/nmi.h>
#include <machine/cpufunc.h>
#include <machine/cputypes.h> /* CPUVENDER_* */
#include <machine/cputypes.h> /* CPUVENDOR_* */
#include <machine/cpuvar.h> /* cpu_vendor */
#include <machine/i82489reg.h>
#include <machine/i82489var.h>
@ -73,16 +73,22 @@ __KERNEL_RCSID(0, "$NetBSD: tprof_amdpmi.c,v 1.4 2013/11/15 08:47:55 msaitoh Exp
/* bit 42-63 reserved */
/*
* parameters
*
* XXX should not hardcode
*
* http://www.amd.com/us-en/assets/content_type/white_papers_and_tech_docs/32559.pdf
* http://developer.amd.com/Assets/Basic_Performance_Measurements.pdf
* Documents:
* http://support.amd.com/TechDocs/32559.pdf
* http://developer.amd.com/wordpress/media/2012/10/Basic_Performance_Measurements.pdf
*/
static uint32_t event = 0x76; /* CPU Clocks not Halted */
static uint32_t unit = 0;
/* Event flags - abbreviations as found in the documents */
#define CPU_clocks__EVENT 0x76
#define CPU_clocks__UNIT 0x00
#define DC_refills_L2__EVENT 0x42
#define DC_refills_L2__UNIT 0x1E
#define DC_refills_sys__EVENT 0x43
#define DC_refills_sys__UNIT 0x1E
/* Hardcode your counter here */
static uint32_t event = CPU_clocks__EVENT;
static uint32_t unit = CPU_clocks__UNIT;
static int ctrno = 0;
static uint64_t counter_val = 5000000;