/*
 * pfmlib_i386_pm.c : support for the P6 processor family (family=6)
 * 		      incl. Pentium II, Pentium III, Pentium Pro, Pentium M
 *
 * Copyright (c) 2005-2007 Hewlett-Packard Development Company, L.P.
 * Contributed by Stephane Eranian <eranian@hpl.hp.com>
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
 * of the Software, and to permit persons to whom the Software is furnished to do so,
 * subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
 * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
 * PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
 * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
 * CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE
 * OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 */
#include <sys/types.h>
#include <ctype.h>
#include <string.h>
#include <stdio.h>
#include <stdlib.h>
/* public headers */
#include <perfmon/pfmlib_i386_p6.h>

/* private headers */
#include "pfmlib_priv.h"			/* library private */
#include "pfmlib_i386_p6_priv.h"		/* architecture private */
#include "i386_p6_events.h"			/* event tables */

/* let's define some handy shortcuts! */
#define sel_event_mask	perfsel.sel_event_mask
#define sel_unit_mask	perfsel.sel_unit_mask
#define sel_usr		perfsel.sel_usr
#define sel_os		perfsel.sel_os
#define sel_edge	perfsel.sel_edge
#define sel_pc		perfsel.sel_pc
#define sel_int		perfsel.sel_int
#define sel_en		perfsel.sel_en
#define sel_inv		perfsel.sel_inv
#define sel_cnt_mask	perfsel.sel_cnt_mask

static char * pfm_i386_p6_get_event_name(unsigned int i);
static pme_i386_p6_entry_t *i386_pe;
static int i386_p6_cycle_event, i386_p6_inst_retired_event;

#define PFMLIB_I386_P6_HAS_COMBO(_e) ((i386_pe[_e].pme_flags & PFMLIB_I386_P6_UMASK_COMBO) != 0)

#define PFMLIB_I386_P6_ALL_FLAGS \
	(PFM_I386_P6_SEL_INV|PFM_I386_P6_SEL_EDGE)
/*
 * Description of the PMC register mappings use by
 * this module.
 * pfp_pmcs[].reg_num:
 *	0 -> PMC0 -> PERFEVTSEL0 -> MSR @ 0x186
 *	1 -> PMC1 -> PERFEVTSEL1 -> MSR @ 0x187
 * pfp_pmds[].reg_num:
 *	0 -> PMD0 -> PERFCTR0 -> MSR @ 0xc1
 *	1 -> PMD1 -> PERFCTR1 -> MSR @ 0xc2
 */
#define I386_P6_SEL_BASE	0x186
#define I386_P6_CTR_BASE	0xc1

static void pfm_i386_p6_get_impl_counters(pfmlib_regmask_t *impl_counters);

static int
pfm_i386_detect_common(void)
{
	int ret, family;
	char buffer[128];

	ret = __pfm_getcpuinfo_attr("vendor_id", buffer, sizeof(buffer));
	if (ret == -1)
		return PFMLIB_ERR_NOTSUPP;

	if (strcmp(buffer, "GenuineIntel"))
		return PFMLIB_ERR_NOTSUPP;

	ret = __pfm_getcpuinfo_attr("cpu family", buffer, sizeof(buffer));
	if (ret == -1)
		return PFMLIB_ERR_NOTSUPP;

	family = atoi(buffer);

	return family != 6 ? PFMLIB_ERR_NOTSUPP : PFMLIB_SUCCESS;
}
/*
 * detect Pentium Pro
 */
static int
pfm_i386_p6_detect_ppro(void)
{
	int ret, model;
	char buffer[128];

	ret = pfm_i386_detect_common();
	if (ret != PFMLIB_SUCCESS)
		return ret;

	ret = __pfm_getcpuinfo_attr("model", buffer, sizeof(buffer));
	if (ret == -1)
		return PFMLIB_ERR_NOTSUPP;

	model = atoi(buffer);

	if (model != 1)
		return PFMLIB_ERR_NOTSUPP;

	return PFMLIB_SUCCESS;
}

static int
pfm_i386_p6_init_ppro(void)
{
 	i386_pe = i386_ppro_pe;
	i386_p6_cycle_event = PME_I386_PPRO_CPU_CLK_UNHALTED; 
	i386_p6_inst_retired_event = PME_I386_PPRO_INST_RETIRED;

	return PFMLIB_SUCCESS;
}

/*
 * detect Pentium II
 */
static int
pfm_i386_p6_detect_pii(void)
{
	int ret, model;
	char buffer[128];

	ret = pfm_i386_detect_common();
	if (ret != PFMLIB_SUCCESS)
		return ret;

	ret = __pfm_getcpuinfo_attr("model", buffer, sizeof(buffer));
	if (ret == -1)
		return PFMLIB_ERR_NOTSUPP;

	model = atoi(buffer);
	switch(model) {
                case 3: /* Pentium II */
                case 5: /* Pentium II Deschutes */
 		case 6: /* Pentium II Mendocino */
 			break;
		default:
			return PFMLIB_ERR_NOTSUPP;
	}
	return PFMLIB_SUCCESS;
}

static int
pfm_i386_p6_init_pii(void)
{

 	i386_pe = i386_pII_pe;
	i386_p6_cycle_event = PME_I386_PII_CPU_CLK_UNHALTED; 
	i386_p6_inst_retired_event = PME_I386_PII_INST_RETIRED;
	return PFMLIB_SUCCESS;
}

/*
 * detect Pentium III
 */
static int
pfm_i386_p6_detect_piii(void)
{
	int ret, model;
	char buffer[128];

	ret = pfm_i386_detect_common();
	if (ret != PFMLIB_SUCCESS)
		return ret;

	ret = __pfm_getcpuinfo_attr("model", buffer, sizeof(buffer));
	if (ret == -1)
		return PFMLIB_ERR_NOTSUPP;

	model = atoi(buffer);

	switch(model) {
		case 7: /* Pentium III Katmai */
		case 8: /* Pentium III Coppermine */
		case 10:/* Pentium III Cascades */
		case 11:/* Pentium III Tualatin */
			break;
		default:
			return PFMLIB_ERR_NOTSUPP;
	}
	return PFMLIB_SUCCESS;
}

static int
pfm_i386_p6_init_piii(void)
{
 	i386_pe = i386_pIII_pe;
	i386_p6_cycle_event = PME_I386_PIII_CPU_CLK_UNHALTED; 
	i386_p6_inst_retired_event = PME_I386_PIII_INST_RETIRED;

	return PFMLIB_SUCCESS;
}

/*
 * detect Pentium M
 */
static int
pfm_i386_p6_detect_pm(void)
{
	int ret, model;
	char buffer[128];

	ret = pfm_i386_detect_common();
	if (ret != PFMLIB_SUCCESS)
		return ret;

	ret = __pfm_getcpuinfo_attr("model", buffer, sizeof(buffer));
	if (ret == -1)
		return PFMLIB_ERR_NOTSUPP;

	model = atoi(buffer);
	switch (model) {
		case 9:
		case 13:
			break;
		default:
			return PFMLIB_ERR_NOTSUPP;
	}

	return PFMLIB_SUCCESS;
}

static int
pfm_i386_p6_init_pm(void)
{
	i386_pe = i386_pm_pe;
	i386_p6_cycle_event = PME_I386_PM_CPU_CLK_UNHALTED; 
	i386_p6_inst_retired_event = PME_I386_PM_INST_RETIRED;

	return PFMLIB_SUCCESS;
}

/*
 * Automatically dispatch events to corresponding counters following constraints.
 * Upon return the pfarg_regt structure is ready to be submitted to kernel
 */
static int
pfm_i386_p6_dispatch_counters(pfmlib_input_param_t *inp, pfmlib_i386_p6_input_param_t *mod_in, pfmlib_output_param_t *outp)
{
	pfmlib_i386_p6_input_param_t *param = mod_in;
	pfmlib_i386_p6_counter_t *cntrs;
	pfm_i386_p6_sel_reg_t reg;
	pfmlib_event_t *e;
	pfmlib_reg_t *pc, *pd;
	pfmlib_regmask_t impl_cntrs, avail_cntrs;
	unsigned long plm;
	unsigned int i, j, cnt, k, umask;
	unsigned int assign[PMU_I386_P6_NUM_COUNTERS];

	e      = inp->pfp_events;
	pc     = outp->pfp_pmcs;
	pd     = outp->pfp_pmds;
	cnt    = inp->pfp_event_count;
	cntrs  = param ? param->pfp_i386_p6_counters : NULL;

	if (PFMLIB_DEBUG()) {
		for (j=0; j < cnt; j++) {
			DPRINT("ev[%d]=%s\n", j, i386_pe[e[j].event].pme_name);
		}
	}

	if (cnt > PMU_I386_P6_NUM_COUNTERS)
		return PFMLIB_ERR_TOOMANY;

	pfm_i386_p6_get_impl_counters(&impl_cntrs);
	pfm_regmask_andnot(&avail_cntrs, &impl_cntrs, &inp->pfp_unavail_pmcs);

	DPRINT("impl=0x%lx avail=0x%lx unavail=0x%lx\n", impl_cntrs.bits[0], avail_cntrs.bits[0], inp->pfp_unavail_pmcs.bits[0]);

	for(j=0; j < cnt; j++) {
		/*
		 * P6 only supports two priv levels for perf counters
	 	 */
		if (e[j].plm & (PFM_PLM1|PFM_PLM2)) {
			DPRINT("event=%d invalid plm=%d\n", e[j].event, e[j].plm);
			return PFMLIB_ERR_INVAL;
		}

		if (cntrs && cntrs[j].flags & ~PFMLIB_I386_P6_ALL_FLAGS) {
			DPRINT("event=%d invalid flags=0x%lx\n", e[j].event, e[j].flags);
			return PFMLIB_ERR_INVAL;
		}

		/*
		 * check illegal unit masks combination
		 */
		if (e[j].num_masks > 1 && PFMLIB_I386_P6_HAS_COMBO(e[j].event) == 0) {
			DPRINT("event does not support unit mask combination\n");
			return PFMLIB_ERR_FEATCOMB;
		}
	}
	/*
	 * first pass: events for fixed counters
	 */
	for(j=0; j < cnt; j++) {
		if (i386_pe[e[j].event].pme_flags & PFMLIB_I386_P6_CTR0_ONLY) {
			if (!pfm_regmask_isset(&avail_cntrs, 0))
				return PFMLIB_ERR_NOASSIGN;
			assign[j] = 0;
			pfm_regmask_clr(&avail_cntrs, 0);
		} else if (i386_pe[e[j].event].pme_flags & PFMLIB_I386_P6_CTR1_ONLY) {
			if (!pfm_regmask_isset(&avail_cntrs, 1))
				return PFMLIB_ERR_NOASSIGN;
			assign[j] = 1;
			pfm_regmask_clr(&avail_cntrs, 1);
		}
	}
	/*
 	 * second pass: events with no constraints
 	 */
	for (j=0, i=0; j < cnt ; j++ ) {
		if (i386_pe[e[j].event].pme_flags & (PFMLIB_I386_P6_CTR0_ONLY|PFMLIB_I386_P6_CTR1_ONLY))
			continue;
		
		while (i < PMU_I386_P6_NUM_COUNTERS && !pfm_regmask_isset(&avail_cntrs, i))
			i++;
		if (i == PMU_I386_P6_NUM_COUNTERS)
			return PFMLIB_ERR_NOASSIGN;
		pfm_regmask_clr(&avail_cntrs, i);
		assign[j] = i++;
	}
	/*
	 * final pass: assign value to registers
	 */
	for (j=0; j < cnt ; j++) {
		reg.val = 0; /* assume reserved bits are zeroed */

		/* if plm is 0, then assume not specified per-event and use default */
		plm = e[j].plm ? e[j].plm : inp->pfp_dfl_plm;

		reg.sel_event_mask = i386_pe[e[j].event].pme_code;
		/*
		 * some events have only a single umask. We do not create
		 * specific umask entry in this case. The umask code is taken
		 * out of the (extended) event code (2nd byte)
		 */
		umask = (i386_pe[e[j].event].pme_code >> 8) & 0xff;

		for(k=0; k < e[j].num_masks; k++) {
			umask |= i386_pe[e[j].event].pme_umasks[e[j].unit_masks[k]].pme_ucode;
		}
		reg.sel_unit_mask  = umask;
		reg.sel_usr        = plm & PFM_PLM3 ? 1 : 0;
		reg.sel_os         = plm & PFM_PLM0 ? 1 : 0;
		reg.sel_int        = 1; /* force APIC int to 1 */
		/*
		 * only perfevtsel0 has an enable bit (allows atomic start/stop)
		 */
		if (assign[j] == 0) 
			reg.sel_en = 1; /* force enable bit to 1 */

		if (cntrs) {
			reg.sel_cnt_mask = cntrs[j].cnt_mask;
			reg.sel_edge	 = cntrs[j].flags & PFM_I386_P6_SEL_EDGE ? 1 : 0;
			reg.sel_inv	 = cntrs[j].flags & PFM_I386_P6_SEL_INV ? 1 : 0;
		}

		pc[j].reg_num     = assign[j];
		pc[j].reg_value   = reg.val;
		pc[j].reg_addr    = I386_P6_SEL_BASE+assign[j];
		pc[j].reg_alt_addr= I386_P6_SEL_BASE+assign[j];


		pd[j].reg_num  = assign[j];
		pd[j].reg_addr = I386_P6_CTR_BASE+assign[j];
		/* index to use with RDPMC */
		pd[j].reg_alt_addr = assign[j];

		__pfm_vbprintf("[PERFEVTSEL%u(pmc%u)=0x%lx emask=0x%x umask=0x%x os=%d usr=%d en=%d int=%d inv=%d edge=%d cnt_mask=%d] %s\n",
			assign[j],
			assign[j],
			reg.val,
			reg.sel_event_mask,
			reg.sel_unit_mask,
			reg.sel_os,
			reg.sel_usr,
			reg.sel_en,
			reg.sel_int,
			reg.sel_inv,
			reg.sel_edge,
			reg.sel_cnt_mask,
			i386_pe[e[j].event].pme_name);

		__pfm_vbprintf("[PMC%u(pmd%u)]\n", pd[j].reg_num, pd[j].reg_num);
	}
	/*
	 * add perfsel0 if not used. This is required as it holds
	 * the enable bit for all counters
	 */
	if (pfm_regmask_isset(&avail_cntrs, 0)) {
		reg.val = 0;
		reg.sel_en = 1; /* force enable bit to 1 */
		pc[j].reg_num   = 0;
		pc[j].reg_value =  reg.val;
		pc[j].reg_addr  = I386_P6_SEL_BASE;
		pc[j].reg_alt_addr = I386_P6_SEL_BASE;
		j++;

		__pfm_vbprintf("[PERFEVTSEL0(pmc0)=0x%lx] required for enabling counters\n", reg.val);
	}
	/* number of evtsel registers programmed */
	outp->pfp_pmc_count = j;
	outp->pfp_pmd_count = cnt;

	return PFMLIB_SUCCESS;
}

static int
pfm_i386_p6_dispatch_events(pfmlib_input_param_t *inp, void *model_in, pfmlib_output_param_t *outp, void *model_out)
{
	pfmlib_i386_p6_input_param_t *mod_in  = (pfmlib_i386_p6_input_param_t *)model_in;

	if (inp->pfp_dfl_plm & (PFM_PLM1|PFM_PLM2)) {
		DPRINT("invalid plm=%x\n", inp->pfp_dfl_plm);
		return PFMLIB_ERR_INVAL;
	}
	return pfm_i386_p6_dispatch_counters(inp, mod_in, outp);
}

static int
pfm_i386_p6_get_event_code(unsigned int i, unsigned int cnt, int *code)
{
	if (cnt != PFMLIB_CNT_FIRST && cnt > 2)
		return PFMLIB_ERR_INVAL;

	*code = i386_pe[i].pme_code;

	return PFMLIB_SUCCESS;
}

static void
pfm_i386_p6_get_event_counters(unsigned int j, pfmlib_regmask_t *counters)
{
	unsigned int i;

	memset(counters, 0, sizeof(*counters));

	if (i386_pe[j].pme_flags & PFMLIB_I386_P6_CTR0_ONLY) {
		pfm_regmask_set(counters, 0);
	} else if (i386_pe[j].pme_flags & PFMLIB_I386_P6_CTR1_ONLY) {
		pfm_regmask_set(counters, 1);
	} else {
	    for(i=0; i < PMU_I386_P6_NUM_COUNTERS; i++)
		pfm_regmask_set(counters, i);
	}
}

static void
pfm_i386_p6_get_impl_perfsel(pfmlib_regmask_t *impl_pmcs)
{
	unsigned int i = 0;

	/* all pmcs are contiguous */
	for(i=0; i < PMU_I386_P6_NUM_PERFSEL; i++)
		pfm_regmask_set(impl_pmcs, i);
}

static void
pfm_i386_p6_get_impl_perfctr(pfmlib_regmask_t *impl_pmds)
{
	unsigned int i = 0;

	/* all pmds are contiguous */
	for(i=0; i < PMU_I386_P6_NUM_PERFCTR; i++)
		pfm_regmask_set(impl_pmds, i);
}

static void
pfm_i386_p6_get_impl_counters(pfmlib_regmask_t *impl_counters)
{
	unsigned int i = 0;

	/* counting pmds are contiguous */
	for(i=0; i < PMU_I386_P6_NUM_COUNTERS; i++)
		pfm_regmask_set(impl_counters, i);
}

static void
pfm_i386_p6_get_hw_counter_width(unsigned int *width)
{
	*width = PMU_I386_P6_COUNTER_WIDTH;
}

static char *
pfm_i386_p6_get_event_name(unsigned int i)
{
	return i386_pe[i].pme_name;
}

static int
pfm_i386_p6_get_event_description(unsigned int ev, char **str)
{
	char *s;
	s = i386_pe[ev].pme_desc;
	if (s) {
		*str = strdup(s);
	} else {
		*str = NULL;
	}
	return PFMLIB_SUCCESS;
}

static char *
pfm_i386_p6_get_event_mask_name(unsigned int ev, unsigned int midx)
{
	return i386_pe[ev].pme_umasks[midx].pme_uname;
}

static int
pfm_i386_p6_get_event_mask_desc(unsigned int ev, unsigned int midx, char **str)
{
	char *s;

	s = i386_pe[ev].pme_umasks[midx].pme_udesc;
	if (s) {
		*str = strdup(s);
	} else {
		*str = NULL;
	}
	return PFMLIB_SUCCESS;
}

static unsigned int
pfm_i386_p6_get_num_event_masks(unsigned int ev)
{
	return i386_pe[ev].pme_numasks;
}

static int
pfm_i386_p6_get_event_mask_code(unsigned int ev, unsigned int midx, unsigned int *code)
{
	*code = i386_pe[ev].pme_umasks[midx].pme_ucode;
	return PFMLIB_SUCCESS;
}
	
static int
pfm_i386_p6_get_cycle_event(pfmlib_event_t *e)
{
	e->event = i386_p6_cycle_event;
	return PFMLIB_SUCCESS;

}

static int
pfm_i386_p6_get_inst_retired(pfmlib_event_t *e)
{
	e->event = i386_p6_inst_retired_event;
	return PFMLIB_SUCCESS;
}
/* Pentium II support */
pfm_pmu_support_t i386_pii_support={
	.pmu_name		= "Intel Pentium II",
	.pmu_type		= PFMLIB_INTEL_PII_PMU,
	.pme_count		= PME_I386_PII_EVENT_COUNT,
	.pmc_count		= PMU_I386_P6_NUM_PERFSEL,
	.pmd_count		= PMU_I386_P6_NUM_PERFCTR,
	.num_cnt		= PMU_I386_P6_NUM_COUNTERS,
	.get_event_code		= pfm_i386_p6_get_event_code,
	.get_event_name		= pfm_i386_p6_get_event_name,
	.get_event_counters	= pfm_i386_p6_get_event_counters,
	.dispatch_events	= pfm_i386_p6_dispatch_events,
	.pmu_detect		= pfm_i386_p6_detect_pii,
	.pmu_init		= pfm_i386_p6_init_pii,
	.get_impl_pmcs		= pfm_i386_p6_get_impl_perfsel,
	.get_impl_pmds		= pfm_i386_p6_get_impl_perfctr,
	.get_impl_counters	= pfm_i386_p6_get_impl_counters,
	.get_hw_counter_width	= pfm_i386_p6_get_hw_counter_width,
	.get_event_desc         = pfm_i386_p6_get_event_description,
	.get_num_event_masks	= pfm_i386_p6_get_num_event_masks,
	.get_event_mask_name	= pfm_i386_p6_get_event_mask_name,
	.get_event_mask_code	= pfm_i386_p6_get_event_mask_code,
	.get_event_mask_desc	= pfm_i386_p6_get_event_mask_desc,
	.get_cycle_event	= pfm_i386_p6_get_cycle_event,
	.get_inst_retired_event = pfm_i386_p6_get_inst_retired
};

/* Generic P6 processor support (not incl. Pentium M) */
pfm_pmu_support_t i386_p6_support={
	.pmu_name		= "Intel P6 Processor Family",
	.pmu_type		= PFMLIB_I386_P6_PMU,
	.pme_count		= PME_I386_PIII_EVENT_COUNT,
	.pmc_count		= PMU_I386_P6_NUM_PERFSEL,
	.pmd_count		= PMU_I386_P6_NUM_PERFCTR,
	.num_cnt		= PMU_I386_P6_NUM_COUNTERS,
	.get_event_code		= pfm_i386_p6_get_event_code,
	.get_event_name		= pfm_i386_p6_get_event_name,
	.get_event_counters	= pfm_i386_p6_get_event_counters,
	.dispatch_events	= pfm_i386_p6_dispatch_events,
	.pmu_detect		= pfm_i386_p6_detect_piii,
	.pmu_init		= pfm_i386_p6_init_piii,
	.get_impl_pmcs		= pfm_i386_p6_get_impl_perfsel,
	.get_impl_pmds		= pfm_i386_p6_get_impl_perfctr,
	.get_impl_counters	= pfm_i386_p6_get_impl_counters,
	.get_hw_counter_width	= pfm_i386_p6_get_hw_counter_width,
	.get_event_desc         = pfm_i386_p6_get_event_description,
	.get_num_event_masks	= pfm_i386_p6_get_num_event_masks,
	.get_event_mask_name	= pfm_i386_p6_get_event_mask_name,
	.get_event_mask_code	= pfm_i386_p6_get_event_mask_code,
	.get_event_mask_desc	= pfm_i386_p6_get_event_mask_desc,
	.get_cycle_event	= pfm_i386_p6_get_cycle_event,
	.get_inst_retired_event = pfm_i386_p6_get_inst_retired
};

pfm_pmu_support_t i386_ppro_support={
	.pmu_name		= "Intel Pentium Pro",
	.pmu_type		= PFMLIB_INTEL_PPRO_PMU,
	.pme_count		= PME_I386_PPRO_EVENT_COUNT,
	.pmc_count		= PMU_I386_P6_NUM_PERFSEL,
	.pmd_count		= PMU_I386_P6_NUM_PERFCTR,
	.num_cnt		= PMU_I386_P6_NUM_COUNTERS,
	.get_event_code		= pfm_i386_p6_get_event_code,
	.get_event_name		= pfm_i386_p6_get_event_name,
	.get_event_counters	= pfm_i386_p6_get_event_counters,
	.dispatch_events	= pfm_i386_p6_dispatch_events,
	.pmu_detect		= pfm_i386_p6_detect_ppro,
	.pmu_init		= pfm_i386_p6_init_ppro,
	.get_impl_pmcs		= pfm_i386_p6_get_impl_perfsel,
	.get_impl_pmds		= pfm_i386_p6_get_impl_perfctr,
	.get_impl_counters	= pfm_i386_p6_get_impl_counters,
	.get_hw_counter_width	= pfm_i386_p6_get_hw_counter_width,
	.get_event_desc         = pfm_i386_p6_get_event_description,
	.get_num_event_masks	= pfm_i386_p6_get_num_event_masks,
	.get_event_mask_name	= pfm_i386_p6_get_event_mask_name,
	.get_event_mask_code	= pfm_i386_p6_get_event_mask_code,
	.get_event_mask_desc	= pfm_i386_p6_get_event_mask_desc,
	.get_cycle_event	= pfm_i386_p6_get_cycle_event,
	.get_inst_retired_event = pfm_i386_p6_get_inst_retired
};


/* Pentium M support */
pfm_pmu_support_t i386_pm_support={
	.pmu_name		= "Intel Pentium M",
	.pmu_type		= PFMLIB_I386_PM_PMU,
	.pme_count		= PME_I386_PM_EVENT_COUNT,
	.pmc_count		= PMU_I386_P6_NUM_PERFSEL,
	.pmd_count		= PMU_I386_P6_NUM_PERFCTR,
	.num_cnt		= PMU_I386_P6_NUM_COUNTERS,
	.get_event_code		= pfm_i386_p6_get_event_code,
	.get_event_name		= pfm_i386_p6_get_event_name,
	.get_event_counters	= pfm_i386_p6_get_event_counters,
	.dispatch_events	= pfm_i386_p6_dispatch_events,
	.pmu_detect		= pfm_i386_p6_detect_pm,
	.pmu_init		= pfm_i386_p6_init_pm,
	.get_impl_pmcs		= pfm_i386_p6_get_impl_perfsel,
	.get_impl_pmds		= pfm_i386_p6_get_impl_perfctr,
	.get_impl_counters	= pfm_i386_p6_get_impl_counters,
	.get_hw_counter_width	= pfm_i386_p6_get_hw_counter_width,
	.get_event_desc         = pfm_i386_p6_get_event_description,
	.get_num_event_masks	= pfm_i386_p6_get_num_event_masks,
	.get_event_mask_name	= pfm_i386_p6_get_event_mask_name,
	.get_event_mask_code	= pfm_i386_p6_get_event_mask_code,
	.get_event_mask_desc	= pfm_i386_p6_get_event_mask_desc,
	.get_cycle_event	= pfm_i386_p6_get_cycle_event,
	.get_inst_retired_event = pfm_i386_p6_get_inst_retired
};