1206089Sfabient/*-
2206089Sfabient * Copyright (c) 2010 Fabien Thomas
3206089Sfabient * All rights reserved.
4206089Sfabient *
5206089Sfabient * Redistribution and use in source and binary forms, with or without
6206089Sfabient * modification, are permitted provided that the following conditions
7206089Sfabient * are met:
8206089Sfabient * 1. Redistributions of source code must retain the above copyright
9206089Sfabient *    notice, this list of conditions and the following disclaimer.
10206089Sfabient * 2. Redistributions in binary form must reproduce the above copyright
11206089Sfabient *    notice, this list of conditions and the following disclaimer in the
12206089Sfabient *    documentation and/or other materials provided with the distribution.
13206089Sfabient *
14206089Sfabient * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15206089Sfabient * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16206089Sfabient * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17206089Sfabient * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18206089Sfabient * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19206089Sfabient * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20206089Sfabient * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21206089Sfabient * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22206089Sfabient * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23206089Sfabient * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24206089Sfabient * SUCH DAMAGE.
25206089Sfabient */
26206089Sfabient
27206089Sfabient/*
28206089Sfabient * Intel Uncore PMCs.
29206089Sfabient */
30206089Sfabient
31206089Sfabient#include <sys/cdefs.h>
32206089Sfabient__FBSDID("$FreeBSD$");
33206089Sfabient
34206089Sfabient#include <sys/param.h>
35206089Sfabient#include <sys/bus.h>
36206089Sfabient#include <sys/pmc.h>
37206089Sfabient#include <sys/pmckern.h>
38206089Sfabient#include <sys/systm.h>
39206089Sfabient
40206089Sfabient#include <machine/intr_machdep.h>
41206089Sfabient#include <machine/apicvar.h>
42206089Sfabient#include <machine/cpu.h>
43206089Sfabient#include <machine/cpufunc.h>
44206089Sfabient#include <machine/specialreg.h>
45206089Sfabient
46206089Sfabient#define	UCF_PMC_CAPS \
47206089Sfabient	(PMC_CAP_READ | PMC_CAP_WRITE)
48206089Sfabient
49206089Sfabient#define	UCP_PMC_CAPS \
50206089Sfabient    (PMC_CAP_EDGE | PMC_CAP_THRESHOLD | PMC_CAP_READ | PMC_CAP_WRITE | \
51206089Sfabient    PMC_CAP_INVERT | PMC_CAP_QUALIFIER | PMC_CAP_PRECISE)
52206089Sfabient
53234046Sdavide#define	SELECTSEL(x) \
54249655Shiren	(((x) == PMC_CPU_INTEL_SANDYBRIDGE || (x) == PMC_CPU_INTEL_HASWELL) ? \
55249655Shiren	UCP_CB0_EVSEL0 : UCP_EVSEL0)
56234046Sdavide
57234046Sdavide#define SELECTOFF(x) \
58249655Shiren	(((x) == PMC_CPU_INTEL_SANDYBRIDGE || (x) == PMC_CPU_INTEL_HASWELL) ? \
59249655Shiren	UCF_OFFSET_SB : UCF_OFFSET)
60234046Sdavide
61206089Sfabientstatic enum pmc_cputype	uncore_cputype;
62206089Sfabient
63206089Sfabientstruct uncore_cpu {
64206089Sfabient	volatile uint32_t	pc_resync;
65206089Sfabient	volatile uint32_t	pc_ucfctrl;	/* Fixed function control. */
66206089Sfabient	volatile uint64_t	pc_globalctrl;	/* Global control register. */
67206089Sfabient	struct pmc_hw		pc_uncorepmcs[];
68206089Sfabient};
69206089Sfabient
70206089Sfabientstatic struct uncore_cpu **uncore_pcpu;
71206089Sfabient
72206089Sfabientstatic uint64_t uncore_pmcmask;
73206089Sfabient
74206089Sfabientstatic int uncore_ucf_ri;		/* relative index of fixed counters */
75206089Sfabientstatic int uncore_ucf_width;
76206089Sfabientstatic int uncore_ucf_npmc;
77206089Sfabient
78206089Sfabientstatic int uncore_ucp_width;
79206089Sfabientstatic int uncore_ucp_npmc;
80206089Sfabient
81206089Sfabientstatic int
82206089Sfabientuncore_pcpu_noop(struct pmc_mdep *md, int cpu)
83206089Sfabient{
84206089Sfabient	(void) md;
85206089Sfabient	(void) cpu;
86206089Sfabient	return (0);
87206089Sfabient}
88206089Sfabient
89206089Sfabientstatic int
90206089Sfabientuncore_pcpu_init(struct pmc_mdep *md, int cpu)
91206089Sfabient{
92206089Sfabient	struct pmc_cpu *pc;
93206089Sfabient	struct uncore_cpu *cc;
94206089Sfabient	struct pmc_hw *phw;
95206089Sfabient	int uncore_ri, n, npmc;
96206089Sfabient
97206089Sfabient	KASSERT(cpu >= 0 && cpu < pmc_cpu_max(),
98206089Sfabient	    ("[ucf,%d] insane cpu number %d", __LINE__, cpu));
99206089Sfabient
100206089Sfabient	PMCDBG(MDP,INI,1,"uncore-init cpu=%d", cpu);
101206089Sfabient
102206089Sfabient	uncore_ri = md->pmd_classdep[PMC_MDEP_CLASS_INDEX_UCP].pcd_ri;
103206089Sfabient	npmc = md->pmd_classdep[PMC_MDEP_CLASS_INDEX_UCP].pcd_num;
104206089Sfabient	npmc += md->pmd_classdep[PMC_MDEP_CLASS_INDEX_UCF].pcd_num;
105206089Sfabient
106206089Sfabient	cc = malloc(sizeof(struct uncore_cpu) + npmc * sizeof(struct pmc_hw),
107206089Sfabient	    M_PMC, M_WAITOK | M_ZERO);
108206089Sfabient
109206089Sfabient	uncore_pcpu[cpu] = cc;
110206089Sfabient	pc = pmc_pcpu[cpu];
111206089Sfabient
112206089Sfabient	KASSERT(pc != NULL && cc != NULL,
113206089Sfabient	    ("[uncore,%d] NULL per-cpu structures cpu=%d", __LINE__, cpu));
114206089Sfabient
115206089Sfabient	for (n = 0, phw = cc->pc_uncorepmcs; n < npmc; n++, phw++) {
116206089Sfabient		phw->phw_state 	  = PMC_PHW_FLAG_IS_ENABLED |
117206089Sfabient		    PMC_PHW_CPU_TO_STATE(cpu) |
118206089Sfabient		    PMC_PHW_INDEX_TO_STATE(n + uncore_ri);
119206089Sfabient		phw->phw_pmc	  = NULL;
120206089Sfabient		pc->pc_hwpmcs[n + uncore_ri]  = phw;
121206089Sfabient	}
122206089Sfabient
123206089Sfabient	return (0);
124206089Sfabient}
125206089Sfabient
126206089Sfabientstatic int
127206089Sfabientuncore_pcpu_fini(struct pmc_mdep *md, int cpu)
128206089Sfabient{
129206089Sfabient	int uncore_ri, n, npmc;
130206089Sfabient	struct pmc_cpu *pc;
131206089Sfabient	struct uncore_cpu *cc;
132206089Sfabient
133206089Sfabient	KASSERT(cpu >= 0 && cpu < pmc_cpu_max(),
134206089Sfabient	    ("[uncore,%d] insane cpu number (%d)", __LINE__, cpu));
135206089Sfabient
136206089Sfabient	PMCDBG(MDP,INI,1,"uncore-pcpu-fini cpu=%d", cpu);
137206089Sfabient
138206089Sfabient	if ((cc = uncore_pcpu[cpu]) == NULL)
139206089Sfabient		return (0);
140206089Sfabient
141206089Sfabient	uncore_pcpu[cpu] = NULL;
142206089Sfabient
143206089Sfabient	pc = pmc_pcpu[cpu];
144206089Sfabient
145206089Sfabient	KASSERT(pc != NULL, ("[uncore,%d] NULL per-cpu %d state", __LINE__,
146206089Sfabient		cpu));
147206089Sfabient
148206089Sfabient	npmc = md->pmd_classdep[PMC_MDEP_CLASS_INDEX_UCP].pcd_num;
149206089Sfabient	uncore_ri = md->pmd_classdep[PMC_MDEP_CLASS_INDEX_UCP].pcd_ri;
150206089Sfabient
151234046Sdavide	for (n = 0; n < npmc; n++)
152234046Sdavide		wrmsr(SELECTSEL(uncore_cputype) + n, 0);
153206089Sfabient
154206089Sfabient	wrmsr(UCF_CTRL, 0);
155206089Sfabient	npmc += md->pmd_classdep[PMC_MDEP_CLASS_INDEX_UCF].pcd_num;
156206089Sfabient
157206089Sfabient	for (n = 0; n < npmc; n++)
158206089Sfabient		pc->pc_hwpmcs[n + uncore_ri] = NULL;
159206089Sfabient
160206089Sfabient	free(cc, M_PMC);
161206089Sfabient
162206089Sfabient	return (0);
163206089Sfabient}
164206089Sfabient
165206089Sfabient/*
166206089Sfabient * Fixed function counters.
167206089Sfabient */
168206089Sfabient
169206089Sfabientstatic pmc_value_t
170206089Sfabientucf_perfctr_value_to_reload_count(pmc_value_t v)
171206089Sfabient{
172206089Sfabient	v &= (1ULL << uncore_ucf_width) - 1;
173206089Sfabient	return (1ULL << uncore_ucf_width) - v;
174206089Sfabient}
175206089Sfabient
176206089Sfabientstatic pmc_value_t
177206089Sfabientucf_reload_count_to_perfctr_value(pmc_value_t rlc)
178206089Sfabient{
179206089Sfabient	return (1ULL << uncore_ucf_width) - rlc;
180206089Sfabient}
181206089Sfabient
182206089Sfabientstatic int
183206089Sfabientucf_allocate_pmc(int cpu, int ri, struct pmc *pm,
184206089Sfabient    const struct pmc_op_pmcallocate *a)
185206089Sfabient{
186206089Sfabient	enum pmc_event ev;
187206089Sfabient	uint32_t caps, flags;
188206089Sfabient
189206089Sfabient	KASSERT(cpu >= 0 && cpu < pmc_cpu_max(),
190206089Sfabient	    ("[uncore,%d] illegal CPU %d", __LINE__, cpu));
191206089Sfabient
192206089Sfabient	PMCDBG(MDP,ALL,1, "ucf-allocate ri=%d reqcaps=0x%x", ri, pm->pm_caps);
193206089Sfabient
194206089Sfabient	if (ri < 0 || ri > uncore_ucf_npmc)
195206089Sfabient		return (EINVAL);
196206089Sfabient
197206089Sfabient	caps = a->pm_caps;
198206089Sfabient
199206089Sfabient	if (a->pm_class != PMC_CLASS_UCF ||
200206089Sfabient	    (caps & UCF_PMC_CAPS) != caps)
201206089Sfabient		return (EINVAL);
202206089Sfabient
203206089Sfabient	ev = pm->pm_event;
204206089Sfabient	if (ev < PMC_EV_UCF_FIRST || ev > PMC_EV_UCF_LAST)
205206089Sfabient		return (EINVAL);
206206089Sfabient
207206089Sfabient	flags = UCF_EN;
208206089Sfabient
209206089Sfabient	pm->pm_md.pm_ucf.pm_ucf_ctrl = (flags << (ri * 4));
210206089Sfabient
211206089Sfabient	PMCDBG(MDP,ALL,2, "ucf-allocate config=0x%jx",
212206089Sfabient	    (uintmax_t) pm->pm_md.pm_ucf.pm_ucf_ctrl);
213206089Sfabient
214206089Sfabient	return (0);
215206089Sfabient}
216206089Sfabient
217206089Sfabientstatic int
218206089Sfabientucf_config_pmc(int cpu, int ri, struct pmc *pm)
219206089Sfabient{
220206089Sfabient	KASSERT(cpu >= 0 && cpu < pmc_cpu_max(),
221206089Sfabient	    ("[uncore,%d] illegal CPU %d", __LINE__, cpu));
222206089Sfabient
223206089Sfabient	KASSERT(ri >= 0 && ri < uncore_ucf_npmc,
224206089Sfabient	    ("[uncore,%d] illegal row-index %d", __LINE__, ri));
225206089Sfabient
226206089Sfabient	PMCDBG(MDP,CFG,1, "ucf-config cpu=%d ri=%d pm=%p", cpu, ri, pm);
227206089Sfabient
228206089Sfabient	KASSERT(uncore_pcpu[cpu] != NULL, ("[uncore,%d] null per-cpu %d", __LINE__,
229206089Sfabient	    cpu));
230206089Sfabient
231206089Sfabient	uncore_pcpu[cpu]->pc_uncorepmcs[ri + uncore_ucf_ri].phw_pmc = pm;
232206089Sfabient
233206089Sfabient	return (0);
234206089Sfabient}
235206089Sfabient
236206089Sfabientstatic int
237206089Sfabientucf_describe(int cpu, int ri, struct pmc_info *pi, struct pmc **ppmc)
238206089Sfabient{
239206089Sfabient	int error;
240206089Sfabient	struct pmc_hw *phw;
241206089Sfabient	char ucf_name[PMC_NAME_MAX];
242206089Sfabient
243206089Sfabient	phw = &uncore_pcpu[cpu]->pc_uncorepmcs[ri + uncore_ucf_ri];
244206089Sfabient
245206089Sfabient	(void) snprintf(ucf_name, sizeof(ucf_name), "UCF-%d", ri);
246206089Sfabient	if ((error = copystr(ucf_name, pi->pm_name, PMC_NAME_MAX,
247206089Sfabient	    NULL)) != 0)
248206089Sfabient		return (error);
249206089Sfabient
250206089Sfabient	pi->pm_class = PMC_CLASS_UCF;
251206089Sfabient
252206089Sfabient	if (phw->phw_state & PMC_PHW_FLAG_IS_ENABLED) {
253206089Sfabient		pi->pm_enabled = TRUE;
254206089Sfabient		*ppmc          = phw->phw_pmc;
255206089Sfabient	} else {
256206089Sfabient		pi->pm_enabled = FALSE;
257206089Sfabient		*ppmc          = NULL;
258206089Sfabient	}
259206089Sfabient
260206089Sfabient	return (0);
261206089Sfabient}
262206089Sfabient
263206089Sfabientstatic int
264206089Sfabientucf_get_config(int cpu, int ri, struct pmc **ppm)
265206089Sfabient{
266206089Sfabient	*ppm = uncore_pcpu[cpu]->pc_uncorepmcs[ri + uncore_ucf_ri].phw_pmc;
267206089Sfabient
268206089Sfabient	return (0);
269206089Sfabient}
270206089Sfabient
271206089Sfabientstatic int
272206089Sfabientucf_read_pmc(int cpu, int ri, pmc_value_t *v)
273206089Sfabient{
274206089Sfabient	struct pmc *pm;
275206089Sfabient	pmc_value_t tmp;
276206089Sfabient
277206089Sfabient	KASSERT(cpu >= 0 && cpu < pmc_cpu_max(),
278206089Sfabient	    ("[uncore,%d] illegal cpu value %d", __LINE__, cpu));
279206089Sfabient	KASSERT(ri >= 0 && ri < uncore_ucf_npmc,
280206089Sfabient	    ("[uncore,%d] illegal row-index %d", __LINE__, ri));
281206089Sfabient
282206089Sfabient	pm = uncore_pcpu[cpu]->pc_uncorepmcs[ri + uncore_ucf_ri].phw_pmc;
283206089Sfabient
284206089Sfabient	KASSERT(pm,
285206089Sfabient	    ("[uncore,%d] cpu %d ri %d(%d) pmc not configured", __LINE__, cpu,
286206089Sfabient		ri, ri + uncore_ucf_ri));
287206089Sfabient
288206089Sfabient	tmp = rdmsr(UCF_CTR0 + ri);
289206089Sfabient
290206089Sfabient	if (PMC_IS_SAMPLING_MODE(PMC_TO_MODE(pm)))
291206089Sfabient		*v = ucf_perfctr_value_to_reload_count(tmp);
292206089Sfabient	else
293206089Sfabient		*v = tmp;
294206089Sfabient
295206089Sfabient	PMCDBG(MDP,REA,1, "ucf-read cpu=%d ri=%d -> v=%jx", cpu, ri, *v);
296206089Sfabient
297206089Sfabient	return (0);
298206089Sfabient}
299206089Sfabient
300206089Sfabientstatic int
301206089Sfabientucf_release_pmc(int cpu, int ri, struct pmc *pmc)
302206089Sfabient{
303206089Sfabient	PMCDBG(MDP,REL,1, "ucf-release cpu=%d ri=%d pm=%p", cpu, ri, pmc);
304206089Sfabient
305206089Sfabient	KASSERT(cpu >= 0 && cpu < pmc_cpu_max(),
306206089Sfabient	    ("[uncore,%d] illegal CPU value %d", __LINE__, cpu));
307206089Sfabient	KASSERT(ri >= 0 && ri < uncore_ucf_npmc,
308206089Sfabient	    ("[uncore,%d] illegal row-index %d", __LINE__, ri));
309206089Sfabient
310206089Sfabient	KASSERT(uncore_pcpu[cpu]->pc_uncorepmcs[ri + uncore_ucf_ri].phw_pmc == NULL,
311206089Sfabient	    ("[uncore,%d] PHW pmc non-NULL", __LINE__));
312206089Sfabient
313206089Sfabient	return (0);
314206089Sfabient}
315206089Sfabient
316206089Sfabientstatic int
317206089Sfabientucf_start_pmc(int cpu, int ri)
318206089Sfabient{
319206089Sfabient	struct pmc *pm;
320206089Sfabient	struct uncore_cpu *ucfc;
321206089Sfabient
322206089Sfabient	KASSERT(cpu >= 0 && cpu < pmc_cpu_max(),
323206089Sfabient	    ("[uncore,%d] illegal CPU value %d", __LINE__, cpu));
324206089Sfabient	KASSERT(ri >= 0 && ri < uncore_ucf_npmc,
325206089Sfabient	    ("[uncore,%d] illegal row-index %d", __LINE__, ri));
326206089Sfabient
327206089Sfabient	PMCDBG(MDP,STA,1,"ucf-start cpu=%d ri=%d", cpu, ri);
328206089Sfabient
329206089Sfabient	ucfc = uncore_pcpu[cpu];
330206089Sfabient	pm = ucfc->pc_uncorepmcs[ri + uncore_ucf_ri].phw_pmc;
331206089Sfabient
332206089Sfabient	ucfc->pc_ucfctrl |= pm->pm_md.pm_ucf.pm_ucf_ctrl;
333206089Sfabient
334206089Sfabient	wrmsr(UCF_CTRL, ucfc->pc_ucfctrl);
335206089Sfabient
336206089Sfabient	do {
337206089Sfabient		ucfc->pc_resync = 0;
338234046Sdavide		ucfc->pc_globalctrl |= (1ULL << (ri + SELECTOFF(uncore_cputype)));
339206089Sfabient		wrmsr(UC_GLOBAL_CTRL, ucfc->pc_globalctrl);
340206089Sfabient	} while (ucfc->pc_resync != 0);
341206089Sfabient
342206089Sfabient	PMCDBG(MDP,STA,1,"ucfctrl=%x(%x) globalctrl=%jx(%jx)",
343206089Sfabient	    ucfc->pc_ucfctrl, (uint32_t) rdmsr(UCF_CTRL),
344206089Sfabient	    ucfc->pc_globalctrl, rdmsr(UC_GLOBAL_CTRL));
345206089Sfabient
346206089Sfabient	return (0);
347206089Sfabient}
348206089Sfabient
349206089Sfabientstatic int
350206089Sfabientucf_stop_pmc(int cpu, int ri)
351206089Sfabient{
352206089Sfabient	uint32_t fc;
353206089Sfabient	struct uncore_cpu *ucfc;
354206089Sfabient
355206089Sfabient	PMCDBG(MDP,STO,1,"ucf-stop cpu=%d ri=%d", cpu, ri);
356206089Sfabient
357206089Sfabient	ucfc = uncore_pcpu[cpu];
358206089Sfabient
359206089Sfabient	KASSERT(cpu >= 0 && cpu < pmc_cpu_max(),
360206089Sfabient	    ("[uncore,%d] illegal CPU value %d", __LINE__, cpu));
361206089Sfabient	KASSERT(ri >= 0 && ri < uncore_ucf_npmc,
362206089Sfabient	    ("[uncore,%d] illegal row-index %d", __LINE__, ri));
363206089Sfabient
364206089Sfabient	fc = (UCF_MASK << (ri * 4));
365206089Sfabient
366206089Sfabient	ucfc->pc_ucfctrl &= ~fc;
367206089Sfabient
368206089Sfabient	PMCDBG(MDP,STO,1,"ucf-stop ucfctrl=%x", ucfc->pc_ucfctrl);
369206089Sfabient	wrmsr(UCF_CTRL, ucfc->pc_ucfctrl);
370206089Sfabient
371206089Sfabient	do {
372206089Sfabient		ucfc->pc_resync = 0;
373234046Sdavide		ucfc->pc_globalctrl &= ~(1ULL << (ri + SELECTOFF(uncore_cputype)));
374206089Sfabient		wrmsr(UC_GLOBAL_CTRL, ucfc->pc_globalctrl);
375206089Sfabient	} while (ucfc->pc_resync != 0);
376206089Sfabient
377206089Sfabient	PMCDBG(MDP,STO,1,"ucfctrl=%x(%x) globalctrl=%jx(%jx)",
378206089Sfabient	    ucfc->pc_ucfctrl, (uint32_t) rdmsr(UCF_CTRL),
379206089Sfabient	    ucfc->pc_globalctrl, rdmsr(UC_GLOBAL_CTRL));
380206089Sfabient
381206089Sfabient	return (0);
382206089Sfabient}
383206089Sfabient
384206089Sfabientstatic int
385206089Sfabientucf_write_pmc(int cpu, int ri, pmc_value_t v)
386206089Sfabient{
387206089Sfabient	struct uncore_cpu *cc;
388206089Sfabient	struct pmc *pm;
389206089Sfabient
390206089Sfabient	KASSERT(cpu >= 0 && cpu < pmc_cpu_max(),
391206089Sfabient	    ("[uncore,%d] illegal cpu value %d", __LINE__, cpu));
392206089Sfabient	KASSERT(ri >= 0 && ri < uncore_ucf_npmc,
393206089Sfabient	    ("[uncore,%d] illegal row-index %d", __LINE__, ri));
394206089Sfabient
395206089Sfabient	cc = uncore_pcpu[cpu];
396206089Sfabient	pm = cc->pc_uncorepmcs[ri + uncore_ucf_ri].phw_pmc;
397206089Sfabient
398206089Sfabient	KASSERT(pm,
399206089Sfabient	    ("[uncore,%d] cpu %d ri %d pmc not configured", __LINE__, cpu, ri));
400206089Sfabient
401206089Sfabient	if (PMC_IS_SAMPLING_MODE(PMC_TO_MODE(pm)))
402206089Sfabient		v = ucf_reload_count_to_perfctr_value(v);
403206089Sfabient
404206089Sfabient	wrmsr(UCF_CTRL, 0);	/* Turn off fixed counters */
405206089Sfabient	wrmsr(UCF_CTR0 + ri, v);
406206089Sfabient	wrmsr(UCF_CTRL, cc->pc_ucfctrl);
407206089Sfabient
408206089Sfabient	PMCDBG(MDP,WRI,1, "ucf-write cpu=%d ri=%d v=%jx ucfctrl=%jx ",
409206089Sfabient	    cpu, ri, v, (uintmax_t) rdmsr(UCF_CTRL));
410206089Sfabient
411206089Sfabient	return (0);
412206089Sfabient}
413206089Sfabient
414206089Sfabient
415206089Sfabientstatic void
416206089Sfabientucf_initialize(struct pmc_mdep *md, int maxcpu, int npmc, int pmcwidth)
417206089Sfabient{
418206089Sfabient	struct pmc_classdep *pcd;
419206089Sfabient
420206089Sfabient	KASSERT(md != NULL, ("[ucf,%d] md is NULL", __LINE__));
421206089Sfabient
422206089Sfabient	PMCDBG(MDP,INI,1, "%s", "ucf-initialize");
423206089Sfabient
424206089Sfabient	pcd = &md->pmd_classdep[PMC_MDEP_CLASS_INDEX_UCF];
425206089Sfabient
426206089Sfabient	pcd->pcd_caps	= UCF_PMC_CAPS;
427206089Sfabient	pcd->pcd_class	= PMC_CLASS_UCF;
428206089Sfabient	pcd->pcd_num	= npmc;
429206089Sfabient	pcd->pcd_ri	= md->pmd_npmc;
430206089Sfabient	pcd->pcd_width	= pmcwidth;
431206089Sfabient
432206089Sfabient	pcd->pcd_allocate_pmc	= ucf_allocate_pmc;
433206089Sfabient	pcd->pcd_config_pmc	= ucf_config_pmc;
434206089Sfabient	pcd->pcd_describe	= ucf_describe;
435206089Sfabient	pcd->pcd_get_config	= ucf_get_config;
436206089Sfabient	pcd->pcd_get_msr	= NULL;
437206089Sfabient	pcd->pcd_pcpu_fini	= uncore_pcpu_noop;
438206089Sfabient	pcd->pcd_pcpu_init	= uncore_pcpu_noop;
439206089Sfabient	pcd->pcd_read_pmc	= ucf_read_pmc;
440206089Sfabient	pcd->pcd_release_pmc	= ucf_release_pmc;
441206089Sfabient	pcd->pcd_start_pmc	= ucf_start_pmc;
442206089Sfabient	pcd->pcd_stop_pmc	= ucf_stop_pmc;
443206089Sfabient	pcd->pcd_write_pmc	= ucf_write_pmc;
444206089Sfabient
445206089Sfabient	md->pmd_npmc	       += npmc;
446206089Sfabient}
447206089Sfabient
448206089Sfabient/*
449206089Sfabient * Intel programmable PMCs.
450206089Sfabient */
451206089Sfabient
452206089Sfabient/*
453206089Sfabient * Event descriptor tables.
454206089Sfabient *
455206089Sfabient * For each event id, we track:
456206089Sfabient *
457206089Sfabient * 1. The CPUs that the event is valid for.
458206089Sfabient *
459206089Sfabient * 2. If the event uses a fixed UMASK, the value of the umask field.
460206089Sfabient *    If the event doesn't use a fixed UMASK, a mask of legal bits
461206089Sfabient *    to check against.
462206089Sfabient */
463206089Sfabient
464206089Sfabientstruct ucp_event_descr {
465206089Sfabient	enum pmc_event	ucp_ev;
466206089Sfabient	unsigned char	ucp_evcode;
467206089Sfabient	unsigned char	ucp_umask;
468206089Sfabient	unsigned char	ucp_flags;
469206089Sfabient};
470206089Sfabient
471206089Sfabient#define	UCP_F_I7	(1 << 0)	/* CPU: Core i7 */
472206089Sfabient#define	UCP_F_WM	(1 << 1)	/* CPU: Westmere */
473234046Sdavide#define	UCP_F_SB	(1 << 2)	/* CPU: Sandy Bridge */
474249655Shiren#define	UCP_F_HW	(1 << 3)	/* CPU: Haswell */
475249655Shiren#define	UCP_F_FM	(1 << 4)	/* Fixed mask */
476206089Sfabient
477206089Sfabient#define	UCP_F_ALLCPUS					\
478206089Sfabient    (UCP_F_I7 | UCP_F_WM)
479206089Sfabient
480206089Sfabient#define	UCP_F_CMASK		0xFF000000
481206089Sfabient
482206089Sfabientstatic struct ucp_event_descr ucp_events[] = {
483206089Sfabient#undef UCPDESCR
484206089Sfabient#define	UCPDESCR(N,EV,UM,FLAGS) {					\
485206089Sfabient	.ucp_ev = PMC_EV_UCP_EVENT_##N,					\
486206089Sfabient	.ucp_evcode = (EV),						\
487206089Sfabient	.ucp_umask = (UM),						\
488206089Sfabient	.ucp_flags = (FLAGS)						\
489206089Sfabient	}
490206089Sfabient
491206089Sfabient    UCPDESCR(00H_01H, 0x00, 0x01, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
492206089Sfabient    UCPDESCR(00H_02H, 0x00, 0x02, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
493206089Sfabient    UCPDESCR(00H_04H, 0x00, 0x04, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
494206089Sfabient
495206089Sfabient    UCPDESCR(01H_01H, 0x01, 0x01, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
496206089Sfabient    UCPDESCR(01H_02H, 0x01, 0x02, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
497206089Sfabient    UCPDESCR(01H_04H, 0x01, 0x04, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
498206089Sfabient
499206089Sfabient    UCPDESCR(02H_01H, 0x02, 0x01, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
500206089Sfabient    UCPDESCR(03H_01H, 0x03, 0x01, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
501206089Sfabient    UCPDESCR(03H_02H, 0x03, 0x02, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
502206089Sfabient    UCPDESCR(03H_04H, 0x03, 0x04, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
503206089Sfabient    UCPDESCR(03H_08H, 0x03, 0x08, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
504206089Sfabient    UCPDESCR(03H_10H, 0x03, 0x10, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
505206089Sfabient    UCPDESCR(03H_20H, 0x03, 0x20, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
506206089Sfabient    UCPDESCR(03H_40H, 0x03, 0x40, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
507206089Sfabient
508206089Sfabient    UCPDESCR(04H_01H, 0x04, 0x01, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
509206089Sfabient    UCPDESCR(04H_02H, 0x04, 0x02, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
510206089Sfabient    UCPDESCR(04H_04H, 0x04, 0x04, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
511206089Sfabient    UCPDESCR(04H_08H, 0x04, 0x08, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
512206089Sfabient    UCPDESCR(04H_10H, 0x04, 0x10, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
513206089Sfabient
514206089Sfabient    UCPDESCR(05H_01H, 0x05, 0x01, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
515206089Sfabient    UCPDESCR(05H_02H, 0x05, 0x02, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
516206089Sfabient    UCPDESCR(05H_04H, 0x05, 0x04, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
517206089Sfabient
518206089Sfabient    UCPDESCR(06H_01H, 0x06, 0x01, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
519206089Sfabient    UCPDESCR(06H_02H, 0x06, 0x02, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
520206089Sfabient    UCPDESCR(06H_04H, 0x06, 0x04, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
521206089Sfabient    UCPDESCR(06H_08H, 0x06, 0x08, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
522206089Sfabient    UCPDESCR(06H_10H, 0x06, 0x10, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
523206089Sfabient    UCPDESCR(06H_20H, 0x06, 0x20, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
524206089Sfabient
525206089Sfabient    UCPDESCR(07H_01H, 0x07, 0x01, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
526206089Sfabient    UCPDESCR(07H_02H, 0x07, 0x02, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
527206089Sfabient    UCPDESCR(07H_04H, 0x07, 0x04, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
528206089Sfabient    UCPDESCR(07H_08H, 0x07, 0x08, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
529206089Sfabient    UCPDESCR(07H_10H, 0x07, 0x10, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
530206089Sfabient    UCPDESCR(07H_20H, 0x07, 0x20, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
531206089Sfabient    UCPDESCR(07H_24H, 0x07, 0x24, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
532206089Sfabient
533206089Sfabient    UCPDESCR(08H_01H, 0x08, 0x01, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
534206089Sfabient    UCPDESCR(08H_02H, 0x08, 0x02, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
535206089Sfabient    UCPDESCR(08H_04H, 0x08, 0x04, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
536206089Sfabient    UCPDESCR(08H_03H, 0x08, 0x03, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
537206089Sfabient
538206089Sfabient    UCPDESCR(09H_01H, 0x09, 0x01, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
539206089Sfabient    UCPDESCR(09H_02H, 0x09, 0x02, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
540206089Sfabient    UCPDESCR(09H_04H, 0x09, 0x04, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
541206089Sfabient    UCPDESCR(09H_03H, 0x09, 0x03, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
542206089Sfabient
543206089Sfabient    UCPDESCR(0AH_01H, 0x0A, 0x01, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
544206089Sfabient    UCPDESCR(0AH_02H, 0x0A, 0x02, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
545206089Sfabient    UCPDESCR(0AH_04H, 0x0A, 0x04, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
546206089Sfabient    UCPDESCR(0AH_08H, 0x0A, 0x08, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
547206089Sfabient    UCPDESCR(0AH_0FH, 0x0A, 0x0F, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
548206089Sfabient
549206089Sfabient    UCPDESCR(0BH_01H, 0x0B, 0x01, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
550206089Sfabient    UCPDESCR(0BH_02H, 0x0B, 0x02, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
551206089Sfabient    UCPDESCR(0BH_04H, 0x0B, 0x04, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
552206089Sfabient    UCPDESCR(0BH_08H, 0x0B, 0x08, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
553206089Sfabient    UCPDESCR(0BH_10H, 0x0B, 0x10, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
554206089Sfabient    UCPDESCR(0BH_1FH, 0x0B, 0x1F, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
555206089Sfabient
556206089Sfabient    UCPDESCR(0CH_01H, 0x0C, 0x01, UCP_F_FM | UCP_F_WM),
557206089Sfabient    UCPDESCR(0CH_02H, 0x0C, 0x02, UCP_F_FM | UCP_F_WM),
558234041Sdavide    UCPDESCR(0CH_04H_E, 0x0C, 0x04, UCP_F_FM | UCP_F_WM),
559234041Sdavide    UCPDESCR(0CH_04H_F, 0x0C, 0x04, UCP_F_FM | UCP_F_WM),
560234041Sdavide    UCPDESCR(0CH_04H_M, 0x0C, 0x04, UCP_F_FM | UCP_F_WM),
561234041Sdavide    UCPDESCR(0CH_04H_S, 0x0C, 0x04, UCP_F_FM | UCP_F_WM),
562234041Sdavide    UCPDESCR(0CH_08H_E, 0x0C, 0x08, UCP_F_FM | UCP_F_WM),
563234041Sdavide    UCPDESCR(0CH_08H_F, 0x0C, 0x08, UCP_F_FM | UCP_F_WM),
564234041Sdavide    UCPDESCR(0CH_08H_M, 0x0C, 0x08, UCP_F_FM | UCP_F_WM),
565234041Sdavide    UCPDESCR(0CH_08H_S, 0x0C, 0x08, UCP_F_FM | UCP_F_WM),
566206089Sfabient
567206089Sfabient    UCPDESCR(20H_01H, 0x20, 0x01, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
568206089Sfabient    UCPDESCR(20H_02H, 0x20, 0x02, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
569206089Sfabient    UCPDESCR(20H_04H, 0x20, 0x04, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
570206089Sfabient    UCPDESCR(20H_08H, 0x20, 0x08, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
571206089Sfabient    UCPDESCR(20H_10H, 0x20, 0x10, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
572206089Sfabient    UCPDESCR(20H_20H, 0x20, 0x20, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
573206089Sfabient
574206089Sfabient    UCPDESCR(21H_01H, 0x21, 0x01, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
575206089Sfabient    UCPDESCR(21H_02H, 0x21, 0x02, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
576206089Sfabient    UCPDESCR(21H_04H, 0x21, 0x04, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
577206089Sfabient
578234046Sdavide    UCPDESCR(22H_01H, 0x22, 0x01, UCP_F_FM | UCP_F_I7 | UCP_F_WM |
579249655Shiren	UCP_F_SB | UCP_F_HW),
580234046Sdavide    UCPDESCR(22H_02H, 0x22, 0x02, UCP_F_FM | UCP_F_I7 | UCP_F_WM |
581249655Shiren	UCP_F_SB | UCP_F_HW),
582234046Sdavide    UCPDESCR(22H_04H, 0x22, 0x04, UCP_F_FM | UCP_F_I7 | UCP_F_WM |
583249655Shiren	UCP_F_SB | UCP_F_HW),
584249655Shiren    UCPDESCR(22H_08H, 0x22, 0x08, UCP_F_FM | UCP_F_SB | UCP_F_HW),
585249655Shiren    UCPDESCR(22H_10H, 0x22, 0x10, UCP_F_FM | UCP_F_HW),
586249655Shiren    UCPDESCR(22H_20H, 0x22, 0x20, UCP_F_FM | UCP_F_SB | UCP_F_HW),
587249655Shiren    UCPDESCR(22H_40H, 0x22, 0x40, UCP_F_FM | UCP_F_SB | UCP_F_HW),
588249655Shiren    UCPDESCR(22H_80H, 0x22, 0x80, UCP_F_FM | UCP_F_SB | UCP_F_HW),
589206089Sfabient
590206089Sfabient    UCPDESCR(23H_01H, 0x23, 0x01, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
591206089Sfabient    UCPDESCR(23H_02H, 0x23, 0x02, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
592206089Sfabient    UCPDESCR(23H_04H, 0x23, 0x04, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
593206089Sfabient
594206089Sfabient    UCPDESCR(24H_02H, 0x24, 0x02, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
595206089Sfabient    UCPDESCR(24H_04H, 0x24, 0x04, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
596206089Sfabient
597206089Sfabient    UCPDESCR(25H_01H, 0x25, 0x01, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
598206089Sfabient    UCPDESCR(25H_02H, 0x25, 0x02, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
599206089Sfabient    UCPDESCR(25H_04H, 0x25, 0x04, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
600206089Sfabient
601206089Sfabient    UCPDESCR(26H_01H, 0x26, 0x01, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
602206089Sfabient
603206089Sfabient    UCPDESCR(27H_01H, 0x27, 0x01, UCP_F_FM | UCP_F_I7),
604206089Sfabient    UCPDESCR(27H_02H, 0x27, 0x02, UCP_F_FM | UCP_F_I7),
605206089Sfabient    UCPDESCR(27H_04H, 0x27, 0x04, UCP_F_FM | UCP_F_I7),
606206089Sfabient    UCPDESCR(27H_08H, 0x27, 0x08, UCP_F_FM | UCP_F_I7),
607206089Sfabient    UCPDESCR(27H_10H, 0x27, 0x10, UCP_F_FM | UCP_F_I7),
608206089Sfabient    UCPDESCR(27H_20H, 0x27, 0x20, UCP_F_FM | UCP_F_I7),
609206089Sfabient
610206089Sfabient    UCPDESCR(28H_01H, 0x28, 0x01, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
611206089Sfabient    UCPDESCR(28H_02H, 0x28, 0x02, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
612206089Sfabient    UCPDESCR(28H_04H, 0x28, 0x04, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
613206089Sfabient    UCPDESCR(28H_08H, 0x28, 0x08, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
614206089Sfabient    UCPDESCR(28H_10H, 0x28, 0x10, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
615206089Sfabient    UCPDESCR(28H_20H, 0x28, 0x20, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
616206089Sfabient
617206089Sfabient    UCPDESCR(29H_01H, 0x29, 0x01, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
618206089Sfabient    UCPDESCR(29H_02H, 0x29, 0x02, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
619206089Sfabient    UCPDESCR(29H_04H, 0x29, 0x04, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
620206089Sfabient    UCPDESCR(29H_08H, 0x29, 0x08, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
621206089Sfabient    UCPDESCR(29H_10H, 0x29, 0x10, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
622206089Sfabient    UCPDESCR(29H_20H, 0x29, 0x20, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
623206089Sfabient
624206089Sfabient    UCPDESCR(2AH_01H, 0x2A, 0x01, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
625206089Sfabient    UCPDESCR(2AH_02H, 0x2A, 0x02, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
626206089Sfabient    UCPDESCR(2AH_04H, 0x2A, 0x04, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
627206089Sfabient    UCPDESCR(2AH_07H, 0x2A, 0x07, UCP_F_FM | UCP_F_WM),
628206089Sfabient
629206089Sfabient    UCPDESCR(2BH_01H, 0x2B, 0x01, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
630206089Sfabient    UCPDESCR(2BH_02H, 0x2B, 0x02, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
631206089Sfabient    UCPDESCR(2BH_04H, 0x2B, 0x04, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
632206089Sfabient    UCPDESCR(2BH_07H, 0x2B, 0x07, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
633206089Sfabient
634206089Sfabient    UCPDESCR(2CH_01H, 0x2C, 0x01, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
635206089Sfabient    UCPDESCR(2CH_02H, 0x2C, 0x02, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
636206089Sfabient    UCPDESCR(2CH_04H, 0x2C, 0x04, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
637206089Sfabient    UCPDESCR(2CH_07H, 0x2C, 0x07, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
638206089Sfabient
639206089Sfabient    UCPDESCR(2DH_01H, 0x2D, 0x01, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
640206089Sfabient    UCPDESCR(2DH_02H, 0x2D, 0x02, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
641206089Sfabient    UCPDESCR(2DH_04H, 0x2D, 0x04, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
642206089Sfabient    UCPDESCR(2DH_07H, 0x2D, 0x07, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
643206089Sfabient
644206089Sfabient    UCPDESCR(2EH_01H, 0x2E, 0x01, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
645206089Sfabient    UCPDESCR(2EH_02H, 0x2E, 0x02, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
646206089Sfabient    UCPDESCR(2EH_04H, 0x2E, 0x04, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
647206089Sfabient    UCPDESCR(2EH_07H, 0x2E, 0x07, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
648206089Sfabient
649206089Sfabient    UCPDESCR(2FH_01H, 0x2F, 0x01, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
650206089Sfabient    UCPDESCR(2FH_02H, 0x2F, 0x02, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
651206089Sfabient    UCPDESCR(2FH_04H, 0x2F, 0x04, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
652206089Sfabient    UCPDESCR(2FH_07H, 0x2F, 0x07, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
653206089Sfabient    UCPDESCR(2FH_08H, 0x2F, 0x08, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
654206089Sfabient    UCPDESCR(2FH_10H, 0x2F, 0x10, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
655206089Sfabient    UCPDESCR(2FH_20H, 0x2F, 0x20, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
656206089Sfabient    UCPDESCR(2FH_38H, 0x2F, 0x38, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
657206089Sfabient
658206089Sfabient    UCPDESCR(30H_01H, 0x30, 0x01, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
659206089Sfabient    UCPDESCR(30H_02H, 0x30, 0x02, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
660206089Sfabient    UCPDESCR(30H_04H, 0x30, 0x04, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
661206089Sfabient    UCPDESCR(30H_07H, 0x30, 0x07, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
662206089Sfabient
663206089Sfabient    UCPDESCR(31H_01H, 0x31, 0x01, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
664206089Sfabient    UCPDESCR(31H_02H, 0x31, 0x02, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
665206089Sfabient    UCPDESCR(31H_04H, 0x31, 0x04, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
666206089Sfabient    UCPDESCR(31H_07H, 0x31, 0x07, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
667206089Sfabient
668206089Sfabient    UCPDESCR(32H_01H, 0x32, 0x01, UCP_F_FM | UCP_F_WM),
669206089Sfabient    UCPDESCR(32H_02H, 0x32, 0x02, UCP_F_FM | UCP_F_WM),
670206089Sfabient    UCPDESCR(32H_04H, 0x32, 0x04, UCP_F_FM | UCP_F_WM),
671206089Sfabient    UCPDESCR(32H_07H, 0x32, 0x07, UCP_F_FM | UCP_F_WM),
672206089Sfabient
673206089Sfabient    UCPDESCR(33H_01H, 0x33, 0x01, UCP_F_FM | UCP_F_WM),
674206089Sfabient    UCPDESCR(33H_02H, 0x33, 0x02, UCP_F_FM | UCP_F_WM),
675206089Sfabient    UCPDESCR(33H_04H, 0x33, 0x04, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
676206089Sfabient    UCPDESCR(33H_07H, 0x33, 0x07, UCP_F_FM | UCP_F_WM),
677206089Sfabient
678249655Shiren    UCPDESCR(34H_01H, 0x34, 0x01, UCP_F_FM | UCP_F_WM | UCP_F_SB |
679249655Shiren	UCP_F_HW),
680234046Sdavide    UCPDESCR(34H_02H, 0x34, 0x02, UCP_F_FM | UCP_F_WM | UCP_F_SB),
681234046Sdavide    UCPDESCR(34H_04H, 0x34, 0x04, UCP_F_FM | UCP_F_WM | UCP_F_SB),
682249655Shiren    UCPDESCR(34H_06H, 0x34, 0x06, UCP_F_FM | UCP_F_HW),
683249655Shiren    UCPDESCR(34H_08H, 0x34, 0x08, UCP_F_FM | UCP_F_WM | UCP_F_SB |
684249655Shiren	UCP_F_HW),
685249655Shiren    UCPDESCR(34H_10H, 0x34, 0x10, UCP_F_FM | UCP_F_WM | UCP_F_SB |
686249655Shiren	UCP_F_HW),
687249655Shiren    UCPDESCR(34H_20H, 0x34, 0x20, UCP_F_FM | UCP_F_WM | UCP_F_SB |
688249655Shiren	UCP_F_HW),
689249655Shiren    UCPDESCR(34H_40H, 0x34, 0x40, UCP_F_FM | UCP_F_SB | UCP_F_HW),
690249655Shiren    UCPDESCR(34H_80H, 0x34, 0x80, UCP_F_FM | UCP_F_SB | UCP_F_HW),
691206089Sfabient
692206089Sfabient    UCPDESCR(35H_01H, 0x35, 0x01, UCP_F_FM | UCP_F_WM),
693206089Sfabient    UCPDESCR(35H_02H, 0x35, 0x02, UCP_F_FM | UCP_F_WM),
694206089Sfabient    UCPDESCR(35H_04H, 0x35, 0x04, UCP_F_FM | UCP_F_WM),
695206089Sfabient
696206089Sfabient    UCPDESCR(40H_01H, 0x40, 0x01, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
697206089Sfabient    UCPDESCR(40H_02H, 0x40, 0x02, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
698206089Sfabient    UCPDESCR(40H_04H, 0x40, 0x04, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
699206089Sfabient    UCPDESCR(40H_08H, 0x40, 0x08, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
700206089Sfabient    UCPDESCR(40H_10H, 0x40, 0x10, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
701206089Sfabient    UCPDESCR(40H_20H, 0x40, 0x20, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
702206089Sfabient    UCPDESCR(40H_07H, 0x40, 0x07, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
703206089Sfabient    UCPDESCR(40H_38H, 0x40, 0x38, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
704206089Sfabient
705206089Sfabient    UCPDESCR(41H_01H, 0x41, 0x01, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
706206089Sfabient    UCPDESCR(41H_02H, 0x41, 0x02, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
707206089Sfabient    UCPDESCR(41H_04H, 0x41, 0x04, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
708206089Sfabient    UCPDESCR(41H_08H, 0x41, 0x08, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
709206089Sfabient    UCPDESCR(41H_10H, 0x41, 0x10, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
710206089Sfabient    UCPDESCR(41H_20H, 0x41, 0x20, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
711206089Sfabient    UCPDESCR(41H_07H, 0x41, 0x07, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
712206089Sfabient    UCPDESCR(41H_38H, 0x41, 0x38, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
713206089Sfabient
714206089Sfabient    UCPDESCR(42H_01H, 0x42, 0x01, UCP_F_FM | UCP_F_WM),
715206089Sfabient    UCPDESCR(42H_02H, 0x42, 0x02, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
716206089Sfabient    UCPDESCR(42H_04H, 0x42, 0x04, UCP_F_FM | UCP_F_WM),
717206089Sfabient    UCPDESCR(42H_08H, 0x42, 0x08, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
718206089Sfabient
719206089Sfabient    UCPDESCR(43H_01H, 0x43, 0x01, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
720206089Sfabient    UCPDESCR(43H_02H, 0x43, 0x02, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
721206089Sfabient
722206089Sfabient    UCPDESCR(60H_01H, 0x60, 0x01, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
723206089Sfabient    UCPDESCR(60H_02H, 0x60, 0x02, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
724206089Sfabient    UCPDESCR(60H_04H, 0x60, 0x04, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
725206089Sfabient
726206089Sfabient    UCPDESCR(61H_01H, 0x61, 0x01, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
727206089Sfabient    UCPDESCR(61H_02H, 0x61, 0x02, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
728206089Sfabient    UCPDESCR(61H_04H, 0x61, 0x04, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
729206089Sfabient
730206089Sfabient    UCPDESCR(62H_01H, 0x62, 0x01, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
731206089Sfabient    UCPDESCR(62H_02H, 0x62, 0x02, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
732206089Sfabient    UCPDESCR(62H_04H, 0x62, 0x04, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
733206089Sfabient
734206089Sfabient    UCPDESCR(63H_01H, 0x63, 0x01, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
735206089Sfabient    UCPDESCR(63H_02H, 0x63, 0x02, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
736206089Sfabient    UCPDESCR(63H_04H, 0x63, 0x04, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
737206089Sfabient    UCPDESCR(63H_08H, 0x63, 0x08, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
738206089Sfabient    UCPDESCR(63H_10H, 0x63, 0x10, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
739206089Sfabient    UCPDESCR(63H_20H, 0x63, 0x20, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
740206089Sfabient
741206089Sfabient    UCPDESCR(64H_01H, 0x64, 0x01, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
742206089Sfabient    UCPDESCR(64H_02H, 0x64, 0x02, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
743206089Sfabient    UCPDESCR(64H_04H, 0x64, 0x04, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
744206089Sfabient    UCPDESCR(64H_08H, 0x64, 0x08, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
745206089Sfabient    UCPDESCR(64H_10H, 0x64, 0x10, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
746206089Sfabient    UCPDESCR(64H_20H, 0x64, 0x20, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
747206089Sfabient
748206089Sfabient    UCPDESCR(65H_01H, 0x65, 0x01, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
749206089Sfabient    UCPDESCR(65H_02H, 0x65, 0x02, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
750206089Sfabient    UCPDESCR(65H_04H, 0x65, 0x04, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
751206089Sfabient
752206089Sfabient    UCPDESCR(66H_01H, 0x66, 0x01, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
753206089Sfabient    UCPDESCR(66H_02H, 0x66, 0x02, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
754206089Sfabient    UCPDESCR(66H_04H, 0x66, 0x04, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
755206089Sfabient
756206089Sfabient    UCPDESCR(67H_01H, 0x67, 0x01, UCP_F_FM | UCP_F_WM),
757250038Shiren
758249655Shiren    UCPDESCR(80H_01H, 0x80, 0x01, UCP_F_FM | UCP_F_WM | UCP_F_SB |
759249655Shiren	UCP_F_HW),
760206089Sfabient    UCPDESCR(80H_02H, 0x80, 0x02, UCP_F_FM | UCP_F_WM),
761206089Sfabient    UCPDESCR(80H_04H, 0x80, 0x04, UCP_F_FM | UCP_F_WM),
762206089Sfabient    UCPDESCR(80H_08H, 0x80, 0x08, UCP_F_FM | UCP_F_WM),
763250038Shiren
764249655Shiren    UCPDESCR(81H_01H, 0x81, 0x01, UCP_F_FM | UCP_F_WM | UCP_F_SB |
765249655Shiren	UCP_F_HW),
766206089Sfabient    UCPDESCR(81H_02H, 0x81, 0x02, UCP_F_FM | UCP_F_WM),
767206089Sfabient    UCPDESCR(81H_04H, 0x81, 0x04, UCP_F_FM | UCP_F_WM),
768206089Sfabient    UCPDESCR(81H_08H, 0x81, 0x08, UCP_F_FM | UCP_F_WM),
769249655Shiren    UCPDESCR(81H_20H, 0x81, 0x20, UCP_F_FM | UCP_F_SB | UCP_F_HW),
770249655Shiren    UCPDESCR(81H_80H, 0x81, 0x80, UCP_F_FM | UCP_F_SB | UCP_F_HW),
771234046Sdavide
772206089Sfabient    UCPDESCR(82H_01H, 0x82, 0x01, UCP_F_FM | UCP_F_WM),
773250038Shiren
774249655Shiren    UCPDESCR(83H_01H, 0x83, 0x01, UCP_F_FM | UCP_F_WM | UCP_F_SB |
775249655Shiren	UCP_F_HW),
776206089Sfabient    UCPDESCR(83H_02H, 0x83, 0x02, UCP_F_FM | UCP_F_WM),
777206089Sfabient    UCPDESCR(83H_04H, 0x83, 0x04, UCP_F_FM | UCP_F_WM),
778206089Sfabient    UCPDESCR(83H_08H, 0x83, 0x08, UCP_F_FM | UCP_F_WM),
779250038Shiren
780249655Shiren    UCPDESCR(84H_01H, 0x84, 0x01, UCP_F_FM | UCP_F_WM | UCP_F_SB |
781249655Shiren	UCP_F_HW),
782206089Sfabient    UCPDESCR(84H_02H, 0x84, 0x02, UCP_F_FM | UCP_F_WM),
783206089Sfabient    UCPDESCR(84H_04H, 0x84, 0x04, UCP_F_FM | UCP_F_WM),
784206089Sfabient    UCPDESCR(84H_08H, 0x84, 0x08, UCP_F_FM | UCP_F_WM),
785206089Sfabient    UCPDESCR(85H_02H, 0x85, 0x02, UCP_F_FM | UCP_F_WM),
786206089Sfabient    UCPDESCR(86H_01H, 0x86, 0x01, UCP_F_FM | UCP_F_WM)
787206089Sfabient};
788206089Sfabient
789206089Sfabientstatic const int nucp_events = sizeof(ucp_events) / sizeof(ucp_events[0]);
790206089Sfabient
791206089Sfabientstatic pmc_value_t
792206089Sfabientucp_perfctr_value_to_reload_count(pmc_value_t v)
793206089Sfabient{
794206089Sfabient	v &= (1ULL << uncore_ucp_width) - 1;
795206089Sfabient	return (1ULL << uncore_ucp_width) - v;
796206089Sfabient}
797206089Sfabient
798206089Sfabientstatic pmc_value_t
799206089Sfabientucp_reload_count_to_perfctr_value(pmc_value_t rlc)
800206089Sfabient{
801206089Sfabient	return (1ULL << uncore_ucp_width) - rlc;
802206089Sfabient}
803206089Sfabient
804249655Shiren/*
805249655Shiren * Counter specific event information for Sandybridge and Haswell
806249655Shiren */
807206089Sfabientstatic int
808249655Shirenucp_event_sb_hw_ok_on_counter(enum pmc_event pe, int ri)
809234046Sdavide{
810234046Sdavide	uint32_t mask;
811250038Shiren
812234046Sdavide	switch (pe) {
813250038Shiren		/*
814234046Sdavide		 * Events valid only on counter 0.
815234046Sdavide		 */
816234046Sdavide	case PMC_EV_UCP_EVENT_80H_01H:
817234046Sdavide	case PMC_EV_UCP_EVENT_83H_01H:
818234046Sdavide		mask = (1 << 0);
819234046Sdavide		break;
820250038Shiren
821234046Sdavide	default:
822234046Sdavide		mask = ~0;	/* Any row index is ok. */
823234046Sdavide	}
824250038Shiren
825234046Sdavide	return (mask & (1 << ri));
826234046Sdavide}
827234046Sdavide
828234046Sdavidestatic int
829206089Sfabientucp_allocate_pmc(int cpu, int ri, struct pmc *pm,
830206089Sfabient    const struct pmc_op_pmcallocate *a)
831206089Sfabient{
832206089Sfabient	int n;
833206089Sfabient	enum pmc_event ev;
834206089Sfabient	struct ucp_event_descr *ie;
835206089Sfabient	uint32_t caps, config, cpuflag, evsel;
836206089Sfabient
837206089Sfabient	KASSERT(cpu >= 0 && cpu < pmc_cpu_max(),
838206089Sfabient	    ("[uncore,%d] illegal CPU %d", __LINE__, cpu));
839206089Sfabient	KASSERT(ri >= 0 && ri < uncore_ucp_npmc,
840206089Sfabient	    ("[uncore,%d] illegal row-index value %d", __LINE__, ri));
841206089Sfabient
842206089Sfabient	/* check requested capabilities */
843206089Sfabient	caps = a->pm_caps;
844206089Sfabient	if ((UCP_PMC_CAPS & caps) != caps)
845206089Sfabient		return (EPERM);
846206089Sfabient
847206089Sfabient	ev = pm->pm_event;
848206089Sfabient
849234046Sdavide	switch (uncore_cputype) {
850249655Shiren	case PMC_CPU_INTEL_HASWELL:
851234046Sdavide	case PMC_CPU_INTEL_SANDYBRIDGE:
852249655Shiren		if (ucp_event_sb_hw_ok_on_counter(ev, ri) == 0)
853234046Sdavide			return (EINVAL);
854234046Sdavide		break;
855234046Sdavide	default:
856234046Sdavide		break;
857234046Sdavide	}
858234046Sdavide
859250038Shiren
860206089Sfabient	/*
861206089Sfabient	 * Look for an event descriptor with matching CPU and event id
862206089Sfabient	 * fields.
863206089Sfabient	 */
864206089Sfabient
865206089Sfabient	switch (uncore_cputype) {
866206089Sfabient	case PMC_CPU_INTEL_COREI7:
867206089Sfabient		cpuflag = UCP_F_I7;
868206089Sfabient		break;
869249655Shiren	case PMC_CPU_INTEL_HASWELL:
870249655Shiren		cpuflag = UCP_F_HW;
871249655Shiren		break;
872234046Sdavide	case PMC_CPU_INTEL_SANDYBRIDGE:
873234046Sdavide		cpuflag = UCP_F_SB;
874234046Sdavide		break;
875206089Sfabient	case PMC_CPU_INTEL_WESTMERE:
876206089Sfabient		cpuflag = UCP_F_WM;
877206089Sfabient		break;
878206089Sfabient	default:
879206089Sfabient		return (EINVAL);
880206089Sfabient	}
881206089Sfabient
882206089Sfabient	for (n = 0, ie = ucp_events; n < nucp_events; n++, ie++)
883206089Sfabient		if (ie->ucp_ev == ev && ie->ucp_flags & cpuflag)
884206089Sfabient			break;
885206089Sfabient
886206089Sfabient	if (n == nucp_events)
887206089Sfabient		return (EINVAL);
888206089Sfabient
889206089Sfabient	/*
890206089Sfabient	 * A matching event descriptor has been found, so start
891206089Sfabient	 * assembling the contents of the event select register.
892206089Sfabient	 */
893206089Sfabient	evsel = ie->ucp_evcode | UCP_EN;
894206089Sfabient
895206089Sfabient	config = a->pm_md.pm_ucp.pm_ucp_config & ~UCP_F_CMASK;
896206089Sfabient
897206089Sfabient	/*
898206089Sfabient	 * If the event uses a fixed umask value, reject any umask
899206089Sfabient	 * bits set by the user.
900206089Sfabient	 */
901206089Sfabient	if (ie->ucp_flags & UCP_F_FM) {
902206089Sfabient
903206089Sfabient		if (UCP_UMASK(config) != 0)
904206089Sfabient			return (EINVAL);
905206089Sfabient
906206089Sfabient		evsel |= (ie->ucp_umask << 8);
907206089Sfabient
908206089Sfabient	} else
909206089Sfabient		return (EINVAL);
910206089Sfabient
911206089Sfabient	if (caps & PMC_CAP_THRESHOLD)
912206089Sfabient		evsel |= (a->pm_md.pm_ucp.pm_ucp_config & UCP_F_CMASK);
913206089Sfabient	if (caps & PMC_CAP_EDGE)
914206089Sfabient		evsel |= UCP_EDGE;
915206089Sfabient	if (caps & PMC_CAP_INVERT)
916206089Sfabient		evsel |= UCP_INV;
917206089Sfabient
918206089Sfabient	pm->pm_md.pm_ucp.pm_ucp_evsel = evsel;
919206089Sfabient
920206089Sfabient	return (0);
921206089Sfabient}
922206089Sfabient
923206089Sfabientstatic int
924206089Sfabientucp_config_pmc(int cpu, int ri, struct pmc *pm)
925206089Sfabient{
926206089Sfabient	KASSERT(cpu >= 0 && cpu < pmc_cpu_max(),
927206089Sfabient	    ("[uncore,%d] illegal CPU %d", __LINE__, cpu));
928206089Sfabient
929206089Sfabient	KASSERT(ri >= 0 && ri < uncore_ucp_npmc,
930206089Sfabient	    ("[uncore,%d] illegal row-index %d", __LINE__, ri));
931206089Sfabient
932206089Sfabient	PMCDBG(MDP,CFG,1, "ucp-config cpu=%d ri=%d pm=%p", cpu, ri, pm);
933206089Sfabient
934206089Sfabient	KASSERT(uncore_pcpu[cpu] != NULL, ("[uncore,%d] null per-cpu %d", __LINE__,
935206089Sfabient	    cpu));
936206089Sfabient
937206089Sfabient	uncore_pcpu[cpu]->pc_uncorepmcs[ri].phw_pmc = pm;
938206089Sfabient
939206089Sfabient	return (0);
940206089Sfabient}
941206089Sfabient
942206089Sfabientstatic int
943206089Sfabientucp_describe(int cpu, int ri, struct pmc_info *pi, struct pmc **ppmc)
944206089Sfabient{
945206089Sfabient	int error;
946206089Sfabient	struct pmc_hw *phw;
947206089Sfabient	char ucp_name[PMC_NAME_MAX];
948206089Sfabient
949206089Sfabient	phw = &uncore_pcpu[cpu]->pc_uncorepmcs[ri];
950206089Sfabient
951206089Sfabient	(void) snprintf(ucp_name, sizeof(ucp_name), "UCP-%d", ri);
952206089Sfabient	if ((error = copystr(ucp_name, pi->pm_name, PMC_NAME_MAX,
953206089Sfabient	    NULL)) != 0)
954206089Sfabient		return (error);
955206089Sfabient
956206089Sfabient	pi->pm_class = PMC_CLASS_UCP;
957206089Sfabient
958206089Sfabient	if (phw->phw_state & PMC_PHW_FLAG_IS_ENABLED) {
959206089Sfabient		pi->pm_enabled = TRUE;
960206089Sfabient		*ppmc          = phw->phw_pmc;
961206089Sfabient	} else {
962206089Sfabient		pi->pm_enabled = FALSE;
963206089Sfabient		*ppmc          = NULL;
964206089Sfabient	}
965206089Sfabient
966206089Sfabient	return (0);
967206089Sfabient}
968206089Sfabient
969206089Sfabientstatic int
970206089Sfabientucp_get_config(int cpu, int ri, struct pmc **ppm)
971206089Sfabient{
972206089Sfabient	*ppm = uncore_pcpu[cpu]->pc_uncorepmcs[ri].phw_pmc;
973206089Sfabient
974206089Sfabient	return (0);
975206089Sfabient}
976206089Sfabient
977206089Sfabientstatic int
978206089Sfabientucp_read_pmc(int cpu, int ri, pmc_value_t *v)
979206089Sfabient{
980206089Sfabient	struct pmc *pm;
981206089Sfabient	pmc_value_t tmp;
982206089Sfabient
983206089Sfabient	KASSERT(cpu >= 0 && cpu < pmc_cpu_max(),
984206089Sfabient	    ("[uncore,%d] illegal cpu value %d", __LINE__, cpu));
985206089Sfabient	KASSERT(ri >= 0 && ri < uncore_ucp_npmc,
986206089Sfabient	    ("[uncore,%d] illegal row-index %d", __LINE__, ri));
987206089Sfabient
988206089Sfabient	pm = uncore_pcpu[cpu]->pc_uncorepmcs[ri].phw_pmc;
989206089Sfabient
990206089Sfabient	KASSERT(pm,
991206089Sfabient	    ("[uncore,%d] cpu %d ri %d pmc not configured", __LINE__, cpu,
992206089Sfabient		ri));
993206089Sfabient
994206089Sfabient	tmp = rdmsr(UCP_PMC0 + ri);
995206089Sfabient	if (PMC_IS_SAMPLING_MODE(PMC_TO_MODE(pm)))
996206089Sfabient		*v = ucp_perfctr_value_to_reload_count(tmp);
997206089Sfabient	else
998206089Sfabient		*v = tmp;
999206089Sfabient
1000206089Sfabient	PMCDBG(MDP,REA,1, "ucp-read cpu=%d ri=%d msr=0x%x -> v=%jx", cpu, ri,
1001206089Sfabient	    ri, *v);
1002206089Sfabient
1003206089Sfabient	return (0);
1004206089Sfabient}
1005206089Sfabient
1006206089Sfabientstatic int
1007206089Sfabientucp_release_pmc(int cpu, int ri, struct pmc *pm)
1008206089Sfabient{
1009206089Sfabient	(void) pm;
1010206089Sfabient
1011206089Sfabient	PMCDBG(MDP,REL,1, "ucp-release cpu=%d ri=%d pm=%p", cpu, ri,
1012206089Sfabient	    pm);
1013206089Sfabient
1014206089Sfabient	KASSERT(cpu >= 0 && cpu < pmc_cpu_max(),
1015206089Sfabient	    ("[uncore,%d] illegal CPU value %d", __LINE__, cpu));
1016206089Sfabient	KASSERT(ri >= 0 && ri < uncore_ucp_npmc,
1017206089Sfabient	    ("[uncore,%d] illegal row-index %d", __LINE__, ri));
1018206089Sfabient
1019206089Sfabient	KASSERT(uncore_pcpu[cpu]->pc_uncorepmcs[ri].phw_pmc
1020206089Sfabient	    == NULL, ("[uncore,%d] PHW pmc non-NULL", __LINE__));
1021206089Sfabient
1022206089Sfabient	return (0);
1023206089Sfabient}
1024206089Sfabient
1025206089Sfabientstatic int
1026206089Sfabientucp_start_pmc(int cpu, int ri)
1027206089Sfabient{
1028206089Sfabient	struct pmc *pm;
1029206089Sfabient	uint32_t evsel;
1030206089Sfabient	struct uncore_cpu *cc;
1031206089Sfabient
1032206089Sfabient	KASSERT(cpu >= 0 && cpu < pmc_cpu_max(),
1033206089Sfabient	    ("[uncore,%d] illegal CPU value %d", __LINE__, cpu));
1034206089Sfabient	KASSERT(ri >= 0 && ri < uncore_ucp_npmc,
1035206089Sfabient	    ("[uncore,%d] illegal row-index %d", __LINE__, ri));
1036206089Sfabient
1037206089Sfabient	cc = uncore_pcpu[cpu];
1038206089Sfabient	pm = cc->pc_uncorepmcs[ri].phw_pmc;
1039206089Sfabient
1040206089Sfabient	KASSERT(pm,
1041206089Sfabient	    ("[uncore,%d] starting cpu%d,ri%d with no pmc configured",
1042206089Sfabient		__LINE__, cpu, ri));
1043206089Sfabient
1044206089Sfabient	PMCDBG(MDP,STA,1, "ucp-start cpu=%d ri=%d", cpu, ri);
1045206089Sfabient
1046206089Sfabient	evsel = pm->pm_md.pm_ucp.pm_ucp_evsel;
1047206089Sfabient
1048250038Shiren	PMCDBG(MDP,STA,2,
1049250038Shiren	    "ucp-start/2 cpu=%d ri=%d evselmsr=0x%x evsel=0x%x",
1050250038Shiren	    cpu, ri, SELECTSEL(uncore_cputype) + ri, evsel);
1051206089Sfabient
1052234041Sdavide	/* Event specific configuration. */
1053234041Sdavide	switch (pm->pm_event) {
1054234041Sdavide	case PMC_EV_UCP_EVENT_0CH_04H_E:
1055237444Sgnn	case PMC_EV_UCP_EVENT_0CH_08H_E:
1056234041Sdavide		wrmsr(MSR_GQ_SNOOP_MESF,0x2);
1057234041Sdavide		break;
1058234041Sdavide	case PMC_EV_UCP_EVENT_0CH_04H_F:
1059237444Sgnn	case PMC_EV_UCP_EVENT_0CH_08H_F:
1060234041Sdavide		wrmsr(MSR_GQ_SNOOP_MESF,0x8);
1061234041Sdavide		break;
1062234041Sdavide	case PMC_EV_UCP_EVENT_0CH_04H_M:
1063237444Sgnn	case PMC_EV_UCP_EVENT_0CH_08H_M:
1064234041Sdavide		wrmsr(MSR_GQ_SNOOP_MESF,0x1);
1065234041Sdavide		break;
1066234041Sdavide	case PMC_EV_UCP_EVENT_0CH_04H_S:
1067234041Sdavide	case PMC_EV_UCP_EVENT_0CH_08H_S:
1068234041Sdavide		wrmsr(MSR_GQ_SNOOP_MESF,0x4);
1069234041Sdavide		break;
1070250038Shiren	default:
1071234041Sdavide		break;
1072234041Sdavide	}
1073234041Sdavide
1074234046Sdavide	wrmsr(SELECTSEL(uncore_cputype) + ri, evsel);
1075250038Shiren
1076206089Sfabient	do {
1077206089Sfabient		cc->pc_resync = 0;
1078206089Sfabient		cc->pc_globalctrl |= (1ULL << ri);
1079206089Sfabient		wrmsr(UC_GLOBAL_CTRL, cc->pc_globalctrl);
1080206089Sfabient	} while (cc->pc_resync != 0);
1081206089Sfabient
1082206089Sfabient	return (0);
1083206089Sfabient}
1084206089Sfabient
1085206089Sfabientstatic int
1086206089Sfabientucp_stop_pmc(int cpu, int ri)
1087206089Sfabient{
1088206089Sfabient	struct pmc *pm;
1089206089Sfabient	struct uncore_cpu *cc;
1090206089Sfabient
1091206089Sfabient	KASSERT(cpu >= 0 && cpu < pmc_cpu_max(),
1092206089Sfabient	    ("[uncore,%d] illegal cpu value %d", __LINE__, cpu));
1093206089Sfabient	KASSERT(ri >= 0 && ri < uncore_ucp_npmc,
1094206089Sfabient	    ("[uncore,%d] illegal row index %d", __LINE__, ri));
1095206089Sfabient
1096206089Sfabient	cc = uncore_pcpu[cpu];
1097206089Sfabient	pm = cc->pc_uncorepmcs[ri].phw_pmc;
1098206089Sfabient
1099206089Sfabient	KASSERT(pm,
1100206089Sfabient	    ("[uncore,%d] cpu%d ri%d no configured PMC to stop", __LINE__,
1101206089Sfabient		cpu, ri));
1102206089Sfabient
1103206089Sfabient	PMCDBG(MDP,STO,1, "ucp-stop cpu=%d ri=%d", cpu, ri);
1104206089Sfabient
1105234046Sdavide	/* stop hw. */
1106234046Sdavide	wrmsr(SELECTSEL(uncore_cputype) + ri, 0);
1107206089Sfabient
1108206089Sfabient	do {
1109206089Sfabient		cc->pc_resync = 0;
1110206089Sfabient		cc->pc_globalctrl &= ~(1ULL << ri);
1111206089Sfabient		wrmsr(UC_GLOBAL_CTRL, cc->pc_globalctrl);
1112206089Sfabient	} while (cc->pc_resync != 0);
1113206089Sfabient
1114206089Sfabient	return (0);
1115206089Sfabient}
1116206089Sfabient
1117206089Sfabientstatic int
1118206089Sfabientucp_write_pmc(int cpu, int ri, pmc_value_t v)
1119206089Sfabient{
1120206089Sfabient	struct pmc *pm;
1121206089Sfabient	struct uncore_cpu *cc;
1122206089Sfabient
1123206089Sfabient	KASSERT(cpu >= 0 && cpu < pmc_cpu_max(),
1124206089Sfabient	    ("[uncore,%d] illegal cpu value %d", __LINE__, cpu));
1125206089Sfabient	KASSERT(ri >= 0 && ri < uncore_ucp_npmc,
1126206089Sfabient	    ("[uncore,%d] illegal row index %d", __LINE__, ri));
1127206089Sfabient
1128206089Sfabient	cc = uncore_pcpu[cpu];
1129206089Sfabient	pm = cc->pc_uncorepmcs[ri].phw_pmc;
1130206089Sfabient
1131206089Sfabient	KASSERT(pm,
1132206089Sfabient	    ("[uncore,%d] cpu%d ri%d no configured PMC to stop", __LINE__,
1133206089Sfabient		cpu, ri));
1134206089Sfabient
1135206089Sfabient	PMCDBG(MDP,WRI,1, "ucp-write cpu=%d ri=%d msr=0x%x v=%jx", cpu, ri,
1136206089Sfabient	    UCP_PMC0 + ri, v);
1137206089Sfabient
1138206089Sfabient	if (PMC_IS_SAMPLING_MODE(PMC_TO_MODE(pm)))
1139206089Sfabient		v = ucp_reload_count_to_perfctr_value(v);
1140206089Sfabient
1141206089Sfabient	/*
1142206089Sfabient	 * Write the new value to the counter.  The counter will be in
1143206089Sfabient	 * a stopped state when the pcd_write() entry point is called.
1144206089Sfabient	 */
1145206089Sfabient
1146206089Sfabient	wrmsr(UCP_PMC0 + ri, v);
1147206089Sfabient
1148206089Sfabient	return (0);
1149206089Sfabient}
1150206089Sfabient
1151206089Sfabient
1152206089Sfabientstatic void
1153206089Sfabientucp_initialize(struct pmc_mdep *md, int maxcpu, int npmc, int pmcwidth)
1154206089Sfabient{
1155206089Sfabient	struct pmc_classdep *pcd;
1156206089Sfabient
1157206089Sfabient	KASSERT(md != NULL, ("[ucp,%d] md is NULL", __LINE__));
1158206089Sfabient
1159206089Sfabient	PMCDBG(MDP,INI,1, "%s", "ucp-initialize");
1160206089Sfabient
1161206089Sfabient	pcd = &md->pmd_classdep[PMC_MDEP_CLASS_INDEX_UCP];
1162206089Sfabient
1163206089Sfabient	pcd->pcd_caps	= UCP_PMC_CAPS;
1164206089Sfabient	pcd->pcd_class	= PMC_CLASS_UCP;
1165206089Sfabient	pcd->pcd_num	= npmc;
1166206089Sfabient	pcd->pcd_ri	= md->pmd_npmc;
1167206089Sfabient	pcd->pcd_width	= pmcwidth;
1168206089Sfabient
1169206089Sfabient	pcd->pcd_allocate_pmc	= ucp_allocate_pmc;
1170206089Sfabient	pcd->pcd_config_pmc	= ucp_config_pmc;
1171206089Sfabient	pcd->pcd_describe	= ucp_describe;
1172206089Sfabient	pcd->pcd_get_config	= ucp_get_config;
1173206089Sfabient	pcd->pcd_get_msr	= NULL;
1174206089Sfabient	pcd->pcd_pcpu_fini	= uncore_pcpu_fini;
1175206089Sfabient	pcd->pcd_pcpu_init	= uncore_pcpu_init;
1176206089Sfabient	pcd->pcd_read_pmc	= ucp_read_pmc;
1177206089Sfabient	pcd->pcd_release_pmc	= ucp_release_pmc;
1178206089Sfabient	pcd->pcd_start_pmc	= ucp_start_pmc;
1179206089Sfabient	pcd->pcd_stop_pmc	= ucp_stop_pmc;
1180206089Sfabient	pcd->pcd_write_pmc	= ucp_write_pmc;
1181206089Sfabient
1182206089Sfabient	md->pmd_npmc	       += npmc;
1183206089Sfabient}
1184206089Sfabient
1185206089Sfabientint
1186206089Sfabientpmc_uncore_initialize(struct pmc_mdep *md, int maxcpu)
1187206089Sfabient{
1188206089Sfabient	uncore_cputype = md->pmd_cputype;
1189206089Sfabient	uncore_pmcmask = 0;
1190206089Sfabient
1191206089Sfabient	/*
1192206089Sfabient	 * Initialize programmable counters.
1193206089Sfabient	 */
1194206089Sfabient
1195206089Sfabient	uncore_ucp_npmc  = 8;
1196206089Sfabient	uncore_ucp_width = 48;
1197206089Sfabient
1198206089Sfabient	uncore_pmcmask |= ((1ULL << uncore_ucp_npmc) - 1);
1199206089Sfabient
1200206089Sfabient	ucp_initialize(md, maxcpu, uncore_ucp_npmc, uncore_ucp_width);
1201206089Sfabient
1202206089Sfabient	/*
1203206089Sfabient	 * Initialize fixed function counters, if present.
1204206089Sfabient	 */
1205206089Sfabient	uncore_ucf_ri = uncore_ucp_npmc;
1206206089Sfabient	uncore_ucf_npmc  = 1;
1207206089Sfabient	uncore_ucf_width = 48;
1208206089Sfabient
1209206089Sfabient	ucf_initialize(md, maxcpu, uncore_ucf_npmc, uncore_ucf_width);
1210234046Sdavide	uncore_pmcmask |= ((1ULL << uncore_ucf_npmc) - 1) << SELECTOFF(uncore_cputype);
1211206089Sfabient
1212206089Sfabient	PMCDBG(MDP,INI,1,"uncore-init pmcmask=0x%jx ucfri=%d", uncore_pmcmask,
1213206089Sfabient	    uncore_ucf_ri);
1214206089Sfabient
1215206089Sfabient	uncore_pcpu = malloc(sizeof(struct uncore_cpu **) * maxcpu, M_PMC,
1216206089Sfabient	    M_ZERO | M_WAITOK);
1217206089Sfabient
1218206089Sfabient	return (0);
1219206089Sfabient}
1220206089Sfabient
1221206089Sfabientvoid
1222206089Sfabientpmc_uncore_finalize(struct pmc_mdep *md)
1223206089Sfabient{
1224206089Sfabient	PMCDBG(MDP,INI,1, "%s", "uncore-finalize");
1225206089Sfabient
1226206089Sfabient	free(uncore_pcpu, M_PMC);
1227206089Sfabient	uncore_pcpu = NULL;
1228206089Sfabient}
1229