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>
41280455Srrs#if (__FreeBSD_version >= 1100000)
42280455Srrs#include <x86/apicvar.h>
43280455Srrs#else
44206089Sfabient#include <machine/apicvar.h>
45280455Srrs#endif
46206089Sfabient#include <machine/cpu.h>
47206089Sfabient#include <machine/cpufunc.h>
48206089Sfabient#include <machine/specialreg.h>
49206089Sfabient
50206089Sfabient#define	UCF_PMC_CAPS \
51206089Sfabient	(PMC_CAP_READ | PMC_CAP_WRITE)
52206089Sfabient
53206089Sfabient#define	UCP_PMC_CAPS \
54206089Sfabient    (PMC_CAP_EDGE | PMC_CAP_THRESHOLD | PMC_CAP_READ | PMC_CAP_WRITE | \
55206089Sfabient    PMC_CAP_INVERT | PMC_CAP_QUALIFIER | PMC_CAP_PRECISE)
56206089Sfabient
57232366Sdavide#define	SELECTSEL(x) \
58248842Ssbruno	(((x) == PMC_CPU_INTEL_SANDYBRIDGE || (x) == PMC_CPU_INTEL_HASWELL) ? \
59248842Ssbruno	UCP_CB0_EVSEL0 : UCP_EVSEL0)
60232366Sdavide
61232366Sdavide#define SELECTOFF(x) \
62248842Ssbruno	(((x) == PMC_CPU_INTEL_SANDYBRIDGE || (x) == PMC_CPU_INTEL_HASWELL) ? \
63248842Ssbruno	UCF_OFFSET_SB : UCF_OFFSET)
64232366Sdavide
65206089Sfabientstatic enum pmc_cputype	uncore_cputype;
66206089Sfabient
67206089Sfabientstruct uncore_cpu {
68206089Sfabient	volatile uint32_t	pc_resync;
69206089Sfabient	volatile uint32_t	pc_ucfctrl;	/* Fixed function control. */
70206089Sfabient	volatile uint64_t	pc_globalctrl;	/* Global control register. */
71206089Sfabient	struct pmc_hw		pc_uncorepmcs[];
72206089Sfabient};
73206089Sfabient
74206089Sfabientstatic struct uncore_cpu **uncore_pcpu;
75206089Sfabient
76206089Sfabientstatic uint64_t uncore_pmcmask;
77206089Sfabient
78206089Sfabientstatic int uncore_ucf_ri;		/* relative index of fixed counters */
79206089Sfabientstatic int uncore_ucf_width;
80206089Sfabientstatic int uncore_ucf_npmc;
81206089Sfabient
82206089Sfabientstatic int uncore_ucp_width;
83206089Sfabientstatic int uncore_ucp_npmc;
84206089Sfabient
85206089Sfabientstatic int
86206089Sfabientuncore_pcpu_noop(struct pmc_mdep *md, int cpu)
87206089Sfabient{
88206089Sfabient	(void) md;
89206089Sfabient	(void) cpu;
90206089Sfabient	return (0);
91206089Sfabient}
92206089Sfabient
93206089Sfabientstatic int
94206089Sfabientuncore_pcpu_init(struct pmc_mdep *md, int cpu)
95206089Sfabient{
96206089Sfabient	struct pmc_cpu *pc;
97206089Sfabient	struct uncore_cpu *cc;
98206089Sfabient	struct pmc_hw *phw;
99206089Sfabient	int uncore_ri, n, npmc;
100206089Sfabient
101206089Sfabient	KASSERT(cpu >= 0 && cpu < pmc_cpu_max(),
102206089Sfabient	    ("[ucf,%d] insane cpu number %d", __LINE__, cpu));
103206089Sfabient
104283884Sjhb	PMCDBG1(MDP,INI,1,"uncore-init cpu=%d", cpu);
105206089Sfabient
106206089Sfabient	uncore_ri = md->pmd_classdep[PMC_MDEP_CLASS_INDEX_UCP].pcd_ri;
107206089Sfabient	npmc = md->pmd_classdep[PMC_MDEP_CLASS_INDEX_UCP].pcd_num;
108206089Sfabient	npmc += md->pmd_classdep[PMC_MDEP_CLASS_INDEX_UCF].pcd_num;
109206089Sfabient
110206089Sfabient	cc = malloc(sizeof(struct uncore_cpu) + npmc * sizeof(struct pmc_hw),
111206089Sfabient	    M_PMC, M_WAITOK | M_ZERO);
112206089Sfabient
113206089Sfabient	uncore_pcpu[cpu] = cc;
114206089Sfabient	pc = pmc_pcpu[cpu];
115206089Sfabient
116206089Sfabient	KASSERT(pc != NULL && cc != NULL,
117206089Sfabient	    ("[uncore,%d] NULL per-cpu structures cpu=%d", __LINE__, cpu));
118206089Sfabient
119206089Sfabient	for (n = 0, phw = cc->pc_uncorepmcs; n < npmc; n++, phw++) {
120206089Sfabient		phw->phw_state 	  = PMC_PHW_FLAG_IS_ENABLED |
121206089Sfabient		    PMC_PHW_CPU_TO_STATE(cpu) |
122206089Sfabient		    PMC_PHW_INDEX_TO_STATE(n + uncore_ri);
123206089Sfabient		phw->phw_pmc	  = NULL;
124206089Sfabient		pc->pc_hwpmcs[n + uncore_ri]  = phw;
125206089Sfabient	}
126206089Sfabient
127206089Sfabient	return (0);
128206089Sfabient}
129206089Sfabient
130206089Sfabientstatic int
131206089Sfabientuncore_pcpu_fini(struct pmc_mdep *md, int cpu)
132206089Sfabient{
133206089Sfabient	int uncore_ri, n, npmc;
134206089Sfabient	struct pmc_cpu *pc;
135206089Sfabient	struct uncore_cpu *cc;
136206089Sfabient
137206089Sfabient	KASSERT(cpu >= 0 && cpu < pmc_cpu_max(),
138206089Sfabient	    ("[uncore,%d] insane cpu number (%d)", __LINE__, cpu));
139206089Sfabient
140283884Sjhb	PMCDBG1(MDP,INI,1,"uncore-pcpu-fini cpu=%d", cpu);
141206089Sfabient
142206089Sfabient	if ((cc = uncore_pcpu[cpu]) == NULL)
143206089Sfabient		return (0);
144206089Sfabient
145206089Sfabient	uncore_pcpu[cpu] = NULL;
146206089Sfabient
147206089Sfabient	pc = pmc_pcpu[cpu];
148206089Sfabient
149206089Sfabient	KASSERT(pc != NULL, ("[uncore,%d] NULL per-cpu %d state", __LINE__,
150206089Sfabient		cpu));
151206089Sfabient
152206089Sfabient	npmc = md->pmd_classdep[PMC_MDEP_CLASS_INDEX_UCP].pcd_num;
153206089Sfabient	uncore_ri = md->pmd_classdep[PMC_MDEP_CLASS_INDEX_UCP].pcd_ri;
154206089Sfabient
155232366Sdavide	for (n = 0; n < npmc; n++)
156232366Sdavide		wrmsr(SELECTSEL(uncore_cputype) + n, 0);
157206089Sfabient
158206089Sfabient	wrmsr(UCF_CTRL, 0);
159206089Sfabient	npmc += md->pmd_classdep[PMC_MDEP_CLASS_INDEX_UCF].pcd_num;
160206089Sfabient
161206089Sfabient	for (n = 0; n < npmc; n++)
162206089Sfabient		pc->pc_hwpmcs[n + uncore_ri] = NULL;
163206089Sfabient
164206089Sfabient	free(cc, M_PMC);
165206089Sfabient
166206089Sfabient	return (0);
167206089Sfabient}
168206089Sfabient
169206089Sfabient/*
170206089Sfabient * Fixed function counters.
171206089Sfabient */
172206089Sfabient
173206089Sfabientstatic pmc_value_t
174206089Sfabientucf_perfctr_value_to_reload_count(pmc_value_t v)
175206089Sfabient{
176206089Sfabient	v &= (1ULL << uncore_ucf_width) - 1;
177206089Sfabient	return (1ULL << uncore_ucf_width) - v;
178206089Sfabient}
179206089Sfabient
180206089Sfabientstatic pmc_value_t
181206089Sfabientucf_reload_count_to_perfctr_value(pmc_value_t rlc)
182206089Sfabient{
183206089Sfabient	return (1ULL << uncore_ucf_width) - rlc;
184206089Sfabient}
185206089Sfabient
186206089Sfabientstatic int
187206089Sfabientucf_allocate_pmc(int cpu, int ri, struct pmc *pm,
188206089Sfabient    const struct pmc_op_pmcallocate *a)
189206089Sfabient{
190206089Sfabient	enum pmc_event ev;
191206089Sfabient	uint32_t caps, flags;
192206089Sfabient
193206089Sfabient	KASSERT(cpu >= 0 && cpu < pmc_cpu_max(),
194206089Sfabient	    ("[uncore,%d] illegal CPU %d", __LINE__, cpu));
195206089Sfabient
196283884Sjhb	PMCDBG2(MDP,ALL,1, "ucf-allocate ri=%d reqcaps=0x%x", ri, pm->pm_caps);
197206089Sfabient
198206089Sfabient	if (ri < 0 || ri > uncore_ucf_npmc)
199206089Sfabient		return (EINVAL);
200206089Sfabient
201206089Sfabient	caps = a->pm_caps;
202206089Sfabient
203206089Sfabient	if (a->pm_class != PMC_CLASS_UCF ||
204206089Sfabient	    (caps & UCF_PMC_CAPS) != caps)
205206089Sfabient		return (EINVAL);
206206089Sfabient
207206089Sfabient	ev = pm->pm_event;
208206089Sfabient	if (ev < PMC_EV_UCF_FIRST || ev > PMC_EV_UCF_LAST)
209206089Sfabient		return (EINVAL);
210206089Sfabient
211206089Sfabient	flags = UCF_EN;
212206089Sfabient
213206089Sfabient	pm->pm_md.pm_ucf.pm_ucf_ctrl = (flags << (ri * 4));
214206089Sfabient
215283884Sjhb	PMCDBG1(MDP,ALL,2, "ucf-allocate config=0x%jx",
216206089Sfabient	    (uintmax_t) pm->pm_md.pm_ucf.pm_ucf_ctrl);
217206089Sfabient
218206089Sfabient	return (0);
219206089Sfabient}
220206089Sfabient
221206089Sfabientstatic int
222206089Sfabientucf_config_pmc(int cpu, int ri, struct pmc *pm)
223206089Sfabient{
224206089Sfabient	KASSERT(cpu >= 0 && cpu < pmc_cpu_max(),
225206089Sfabient	    ("[uncore,%d] illegal CPU %d", __LINE__, cpu));
226206089Sfabient
227206089Sfabient	KASSERT(ri >= 0 && ri < uncore_ucf_npmc,
228206089Sfabient	    ("[uncore,%d] illegal row-index %d", __LINE__, ri));
229206089Sfabient
230283884Sjhb	PMCDBG3(MDP,CFG,1, "ucf-config cpu=%d ri=%d pm=%p", cpu, ri, pm);
231206089Sfabient
232206089Sfabient	KASSERT(uncore_pcpu[cpu] != NULL, ("[uncore,%d] null per-cpu %d", __LINE__,
233206089Sfabient	    cpu));
234206089Sfabient
235206089Sfabient	uncore_pcpu[cpu]->pc_uncorepmcs[ri + uncore_ucf_ri].phw_pmc = pm;
236206089Sfabient
237206089Sfabient	return (0);
238206089Sfabient}
239206089Sfabient
240206089Sfabientstatic int
241206089Sfabientucf_describe(int cpu, int ri, struct pmc_info *pi, struct pmc **ppmc)
242206089Sfabient{
243206089Sfabient	int error;
244206089Sfabient	struct pmc_hw *phw;
245206089Sfabient	char ucf_name[PMC_NAME_MAX];
246206089Sfabient
247206089Sfabient	phw = &uncore_pcpu[cpu]->pc_uncorepmcs[ri + uncore_ucf_ri];
248206089Sfabient
249206089Sfabient	(void) snprintf(ucf_name, sizeof(ucf_name), "UCF-%d", ri);
250206089Sfabient	if ((error = copystr(ucf_name, pi->pm_name, PMC_NAME_MAX,
251206089Sfabient	    NULL)) != 0)
252206089Sfabient		return (error);
253206089Sfabient
254206089Sfabient	pi->pm_class = PMC_CLASS_UCF;
255206089Sfabient
256206089Sfabient	if (phw->phw_state & PMC_PHW_FLAG_IS_ENABLED) {
257206089Sfabient		pi->pm_enabled = TRUE;
258206089Sfabient		*ppmc          = phw->phw_pmc;
259206089Sfabient	} else {
260206089Sfabient		pi->pm_enabled = FALSE;
261206089Sfabient		*ppmc          = NULL;
262206089Sfabient	}
263206089Sfabient
264206089Sfabient	return (0);
265206089Sfabient}
266206089Sfabient
267206089Sfabientstatic int
268206089Sfabientucf_get_config(int cpu, int ri, struct pmc **ppm)
269206089Sfabient{
270206089Sfabient	*ppm = uncore_pcpu[cpu]->pc_uncorepmcs[ri + uncore_ucf_ri].phw_pmc;
271206089Sfabient
272206089Sfabient	return (0);
273206089Sfabient}
274206089Sfabient
275206089Sfabientstatic int
276206089Sfabientucf_read_pmc(int cpu, int ri, pmc_value_t *v)
277206089Sfabient{
278206089Sfabient	struct pmc *pm;
279206089Sfabient	pmc_value_t tmp;
280206089Sfabient
281206089Sfabient	KASSERT(cpu >= 0 && cpu < pmc_cpu_max(),
282206089Sfabient	    ("[uncore,%d] illegal cpu value %d", __LINE__, cpu));
283206089Sfabient	KASSERT(ri >= 0 && ri < uncore_ucf_npmc,
284206089Sfabient	    ("[uncore,%d] illegal row-index %d", __LINE__, ri));
285206089Sfabient
286206089Sfabient	pm = uncore_pcpu[cpu]->pc_uncorepmcs[ri + uncore_ucf_ri].phw_pmc;
287206089Sfabient
288206089Sfabient	KASSERT(pm,
289206089Sfabient	    ("[uncore,%d] cpu %d ri %d(%d) pmc not configured", __LINE__, cpu,
290206089Sfabient		ri, ri + uncore_ucf_ri));
291206089Sfabient
292206089Sfabient	tmp = rdmsr(UCF_CTR0 + ri);
293206089Sfabient
294206089Sfabient	if (PMC_IS_SAMPLING_MODE(PMC_TO_MODE(pm)))
295206089Sfabient		*v = ucf_perfctr_value_to_reload_count(tmp);
296206089Sfabient	else
297206089Sfabient		*v = tmp;
298206089Sfabient
299283884Sjhb	PMCDBG3(MDP,REA,1, "ucf-read cpu=%d ri=%d -> v=%jx", cpu, ri, *v);
300206089Sfabient
301206089Sfabient	return (0);
302206089Sfabient}
303206089Sfabient
304206089Sfabientstatic int
305206089Sfabientucf_release_pmc(int cpu, int ri, struct pmc *pmc)
306206089Sfabient{
307283884Sjhb	PMCDBG3(MDP,REL,1, "ucf-release cpu=%d ri=%d pm=%p", cpu, ri, pmc);
308206089Sfabient
309206089Sfabient	KASSERT(cpu >= 0 && cpu < pmc_cpu_max(),
310206089Sfabient	    ("[uncore,%d] illegal CPU value %d", __LINE__, cpu));
311206089Sfabient	KASSERT(ri >= 0 && ri < uncore_ucf_npmc,
312206089Sfabient	    ("[uncore,%d] illegal row-index %d", __LINE__, ri));
313206089Sfabient
314206089Sfabient	KASSERT(uncore_pcpu[cpu]->pc_uncorepmcs[ri + uncore_ucf_ri].phw_pmc == NULL,
315206089Sfabient	    ("[uncore,%d] PHW pmc non-NULL", __LINE__));
316206089Sfabient
317206089Sfabient	return (0);
318206089Sfabient}
319206089Sfabient
320206089Sfabientstatic int
321206089Sfabientucf_start_pmc(int cpu, int ri)
322206089Sfabient{
323206089Sfabient	struct pmc *pm;
324206089Sfabient	struct uncore_cpu *ucfc;
325206089Sfabient
326206089Sfabient	KASSERT(cpu >= 0 && cpu < pmc_cpu_max(),
327206089Sfabient	    ("[uncore,%d] illegal CPU value %d", __LINE__, cpu));
328206089Sfabient	KASSERT(ri >= 0 && ri < uncore_ucf_npmc,
329206089Sfabient	    ("[uncore,%d] illegal row-index %d", __LINE__, ri));
330206089Sfabient
331283884Sjhb	PMCDBG2(MDP,STA,1,"ucf-start cpu=%d ri=%d", cpu, ri);
332206089Sfabient
333206089Sfabient	ucfc = uncore_pcpu[cpu];
334206089Sfabient	pm = ucfc->pc_uncorepmcs[ri + uncore_ucf_ri].phw_pmc;
335206089Sfabient
336206089Sfabient	ucfc->pc_ucfctrl |= pm->pm_md.pm_ucf.pm_ucf_ctrl;
337206089Sfabient
338206089Sfabient	wrmsr(UCF_CTRL, ucfc->pc_ucfctrl);
339206089Sfabient
340206089Sfabient	do {
341206089Sfabient		ucfc->pc_resync = 0;
342232366Sdavide		ucfc->pc_globalctrl |= (1ULL << (ri + SELECTOFF(uncore_cputype)));
343206089Sfabient		wrmsr(UC_GLOBAL_CTRL, ucfc->pc_globalctrl);
344206089Sfabient	} while (ucfc->pc_resync != 0);
345206089Sfabient
346283884Sjhb	PMCDBG4(MDP,STA,1,"ucfctrl=%x(%x) globalctrl=%jx(%jx)",
347206089Sfabient	    ucfc->pc_ucfctrl, (uint32_t) rdmsr(UCF_CTRL),
348206089Sfabient	    ucfc->pc_globalctrl, rdmsr(UC_GLOBAL_CTRL));
349206089Sfabient
350206089Sfabient	return (0);
351206089Sfabient}
352206089Sfabient
353206089Sfabientstatic int
354206089Sfabientucf_stop_pmc(int cpu, int ri)
355206089Sfabient{
356206089Sfabient	uint32_t fc;
357206089Sfabient	struct uncore_cpu *ucfc;
358206089Sfabient
359283884Sjhb	PMCDBG2(MDP,STO,1,"ucf-stop cpu=%d ri=%d", cpu, ri);
360206089Sfabient
361206089Sfabient	ucfc = uncore_pcpu[cpu];
362206089Sfabient
363206089Sfabient	KASSERT(cpu >= 0 && cpu < pmc_cpu_max(),
364206089Sfabient	    ("[uncore,%d] illegal CPU value %d", __LINE__, cpu));
365206089Sfabient	KASSERT(ri >= 0 && ri < uncore_ucf_npmc,
366206089Sfabient	    ("[uncore,%d] illegal row-index %d", __LINE__, ri));
367206089Sfabient
368206089Sfabient	fc = (UCF_MASK << (ri * 4));
369206089Sfabient
370206089Sfabient	ucfc->pc_ucfctrl &= ~fc;
371206089Sfabient
372283884Sjhb	PMCDBG1(MDP,STO,1,"ucf-stop ucfctrl=%x", ucfc->pc_ucfctrl);
373206089Sfabient	wrmsr(UCF_CTRL, ucfc->pc_ucfctrl);
374206089Sfabient
375206089Sfabient	do {
376206089Sfabient		ucfc->pc_resync = 0;
377232366Sdavide		ucfc->pc_globalctrl &= ~(1ULL << (ri + SELECTOFF(uncore_cputype)));
378206089Sfabient		wrmsr(UC_GLOBAL_CTRL, ucfc->pc_globalctrl);
379206089Sfabient	} while (ucfc->pc_resync != 0);
380206089Sfabient
381283884Sjhb	PMCDBG4(MDP,STO,1,"ucfctrl=%x(%x) globalctrl=%jx(%jx)",
382206089Sfabient	    ucfc->pc_ucfctrl, (uint32_t) rdmsr(UCF_CTRL),
383206089Sfabient	    ucfc->pc_globalctrl, rdmsr(UC_GLOBAL_CTRL));
384206089Sfabient
385206089Sfabient	return (0);
386206089Sfabient}
387206089Sfabient
388206089Sfabientstatic int
389206089Sfabientucf_write_pmc(int cpu, int ri, pmc_value_t v)
390206089Sfabient{
391206089Sfabient	struct uncore_cpu *cc;
392206089Sfabient	struct pmc *pm;
393206089Sfabient
394206089Sfabient	KASSERT(cpu >= 0 && cpu < pmc_cpu_max(),
395206089Sfabient	    ("[uncore,%d] illegal cpu value %d", __LINE__, cpu));
396206089Sfabient	KASSERT(ri >= 0 && ri < uncore_ucf_npmc,
397206089Sfabient	    ("[uncore,%d] illegal row-index %d", __LINE__, ri));
398206089Sfabient
399206089Sfabient	cc = uncore_pcpu[cpu];
400206089Sfabient	pm = cc->pc_uncorepmcs[ri + uncore_ucf_ri].phw_pmc;
401206089Sfabient
402206089Sfabient	KASSERT(pm,
403206089Sfabient	    ("[uncore,%d] cpu %d ri %d pmc not configured", __LINE__, cpu, ri));
404206089Sfabient
405206089Sfabient	if (PMC_IS_SAMPLING_MODE(PMC_TO_MODE(pm)))
406206089Sfabient		v = ucf_reload_count_to_perfctr_value(v);
407206089Sfabient
408206089Sfabient	wrmsr(UCF_CTRL, 0);	/* Turn off fixed counters */
409206089Sfabient	wrmsr(UCF_CTR0 + ri, v);
410206089Sfabient	wrmsr(UCF_CTRL, cc->pc_ucfctrl);
411206089Sfabient
412283884Sjhb	PMCDBG4(MDP,WRI,1, "ucf-write cpu=%d ri=%d v=%jx ucfctrl=%jx ",
413206089Sfabient	    cpu, ri, v, (uintmax_t) rdmsr(UCF_CTRL));
414206089Sfabient
415206089Sfabient	return (0);
416206089Sfabient}
417206089Sfabient
418206089Sfabient
419206089Sfabientstatic void
420206089Sfabientucf_initialize(struct pmc_mdep *md, int maxcpu, int npmc, int pmcwidth)
421206089Sfabient{
422206089Sfabient	struct pmc_classdep *pcd;
423206089Sfabient
424206089Sfabient	KASSERT(md != NULL, ("[ucf,%d] md is NULL", __LINE__));
425206089Sfabient
426283884Sjhb	PMCDBG0(MDP,INI,1, "ucf-initialize");
427206089Sfabient
428206089Sfabient	pcd = &md->pmd_classdep[PMC_MDEP_CLASS_INDEX_UCF];
429206089Sfabient
430206089Sfabient	pcd->pcd_caps	= UCF_PMC_CAPS;
431206089Sfabient	pcd->pcd_class	= PMC_CLASS_UCF;
432206089Sfabient	pcd->pcd_num	= npmc;
433206089Sfabient	pcd->pcd_ri	= md->pmd_npmc;
434206089Sfabient	pcd->pcd_width	= pmcwidth;
435206089Sfabient
436206089Sfabient	pcd->pcd_allocate_pmc	= ucf_allocate_pmc;
437206089Sfabient	pcd->pcd_config_pmc	= ucf_config_pmc;
438206089Sfabient	pcd->pcd_describe	= ucf_describe;
439206089Sfabient	pcd->pcd_get_config	= ucf_get_config;
440206089Sfabient	pcd->pcd_get_msr	= NULL;
441206089Sfabient	pcd->pcd_pcpu_fini	= uncore_pcpu_noop;
442206089Sfabient	pcd->pcd_pcpu_init	= uncore_pcpu_noop;
443206089Sfabient	pcd->pcd_read_pmc	= ucf_read_pmc;
444206089Sfabient	pcd->pcd_release_pmc	= ucf_release_pmc;
445206089Sfabient	pcd->pcd_start_pmc	= ucf_start_pmc;
446206089Sfabient	pcd->pcd_stop_pmc	= ucf_stop_pmc;
447206089Sfabient	pcd->pcd_write_pmc	= ucf_write_pmc;
448206089Sfabient
449206089Sfabient	md->pmd_npmc	       += npmc;
450206089Sfabient}
451206089Sfabient
452206089Sfabient/*
453206089Sfabient * Intel programmable PMCs.
454206089Sfabient */
455206089Sfabient
456206089Sfabient/*
457206089Sfabient * Event descriptor tables.
458206089Sfabient *
459206089Sfabient * For each event id, we track:
460206089Sfabient *
461206089Sfabient * 1. The CPUs that the event is valid for.
462206089Sfabient *
463206089Sfabient * 2. If the event uses a fixed UMASK, the value of the umask field.
464206089Sfabient *    If the event doesn't use a fixed UMASK, a mask of legal bits
465206089Sfabient *    to check against.
466206089Sfabient */
467206089Sfabient
468206089Sfabientstruct ucp_event_descr {
469206089Sfabient	enum pmc_event	ucp_ev;
470206089Sfabient	unsigned char	ucp_evcode;
471206089Sfabient	unsigned char	ucp_umask;
472206089Sfabient	unsigned char	ucp_flags;
473206089Sfabient};
474206089Sfabient
475206089Sfabient#define	UCP_F_I7	(1 << 0)	/* CPU: Core i7 */
476206089Sfabient#define	UCP_F_WM	(1 << 1)	/* CPU: Westmere */
477232366Sdavide#define	UCP_F_SB	(1 << 2)	/* CPU: Sandy Bridge */
478248842Ssbruno#define	UCP_F_HW	(1 << 3)	/* CPU: Haswell */
479248842Ssbruno#define	UCP_F_FM	(1 << 4)	/* Fixed mask */
480206089Sfabient
481206089Sfabient#define	UCP_F_ALLCPUS					\
482206089Sfabient    (UCP_F_I7 | UCP_F_WM)
483206089Sfabient
484206089Sfabient#define	UCP_F_CMASK		0xFF000000
485206089Sfabient
486206089Sfabientstatic struct ucp_event_descr ucp_events[] = {
487206089Sfabient#undef UCPDESCR
488206089Sfabient#define	UCPDESCR(N,EV,UM,FLAGS) {					\
489206089Sfabient	.ucp_ev = PMC_EV_UCP_EVENT_##N,					\
490206089Sfabient	.ucp_evcode = (EV),						\
491206089Sfabient	.ucp_umask = (UM),						\
492206089Sfabient	.ucp_flags = (FLAGS)						\
493206089Sfabient	}
494206089Sfabient
495206089Sfabient    UCPDESCR(00H_01H, 0x00, 0x01, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
496206089Sfabient    UCPDESCR(00H_02H, 0x00, 0x02, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
497206089Sfabient    UCPDESCR(00H_04H, 0x00, 0x04, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
498206089Sfabient
499206089Sfabient    UCPDESCR(01H_01H, 0x01, 0x01, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
500206089Sfabient    UCPDESCR(01H_02H, 0x01, 0x02, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
501206089Sfabient    UCPDESCR(01H_04H, 0x01, 0x04, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
502206089Sfabient
503206089Sfabient    UCPDESCR(02H_01H, 0x02, 0x01, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
504206089Sfabient    UCPDESCR(03H_01H, 0x03, 0x01, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
505206089Sfabient    UCPDESCR(03H_02H, 0x03, 0x02, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
506206089Sfabient    UCPDESCR(03H_04H, 0x03, 0x04, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
507206089Sfabient    UCPDESCR(03H_08H, 0x03, 0x08, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
508206089Sfabient    UCPDESCR(03H_10H, 0x03, 0x10, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
509206089Sfabient    UCPDESCR(03H_20H, 0x03, 0x20, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
510206089Sfabient    UCPDESCR(03H_40H, 0x03, 0x40, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
511206089Sfabient
512206089Sfabient    UCPDESCR(04H_01H, 0x04, 0x01, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
513206089Sfabient    UCPDESCR(04H_02H, 0x04, 0x02, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
514206089Sfabient    UCPDESCR(04H_04H, 0x04, 0x04, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
515206089Sfabient    UCPDESCR(04H_08H, 0x04, 0x08, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
516206089Sfabient    UCPDESCR(04H_10H, 0x04, 0x10, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
517206089Sfabient
518206089Sfabient    UCPDESCR(05H_01H, 0x05, 0x01, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
519206089Sfabient    UCPDESCR(05H_02H, 0x05, 0x02, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
520206089Sfabient    UCPDESCR(05H_04H, 0x05, 0x04, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
521206089Sfabient
522206089Sfabient    UCPDESCR(06H_01H, 0x06, 0x01, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
523206089Sfabient    UCPDESCR(06H_02H, 0x06, 0x02, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
524206089Sfabient    UCPDESCR(06H_04H, 0x06, 0x04, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
525206089Sfabient    UCPDESCR(06H_08H, 0x06, 0x08, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
526206089Sfabient    UCPDESCR(06H_10H, 0x06, 0x10, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
527206089Sfabient    UCPDESCR(06H_20H, 0x06, 0x20, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
528206089Sfabient
529206089Sfabient    UCPDESCR(07H_01H, 0x07, 0x01, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
530206089Sfabient    UCPDESCR(07H_02H, 0x07, 0x02, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
531206089Sfabient    UCPDESCR(07H_04H, 0x07, 0x04, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
532206089Sfabient    UCPDESCR(07H_08H, 0x07, 0x08, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
533206089Sfabient    UCPDESCR(07H_10H, 0x07, 0x10, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
534206089Sfabient    UCPDESCR(07H_20H, 0x07, 0x20, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
535206089Sfabient    UCPDESCR(07H_24H, 0x07, 0x24, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
536206089Sfabient
537206089Sfabient    UCPDESCR(08H_01H, 0x08, 0x01, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
538206089Sfabient    UCPDESCR(08H_02H, 0x08, 0x02, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
539206089Sfabient    UCPDESCR(08H_04H, 0x08, 0x04, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
540206089Sfabient    UCPDESCR(08H_03H, 0x08, 0x03, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
541206089Sfabient
542206089Sfabient    UCPDESCR(09H_01H, 0x09, 0x01, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
543206089Sfabient    UCPDESCR(09H_02H, 0x09, 0x02, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
544206089Sfabient    UCPDESCR(09H_04H, 0x09, 0x04, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
545206089Sfabient    UCPDESCR(09H_03H, 0x09, 0x03, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
546206089Sfabient
547206089Sfabient    UCPDESCR(0AH_01H, 0x0A, 0x01, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
548206089Sfabient    UCPDESCR(0AH_02H, 0x0A, 0x02, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
549206089Sfabient    UCPDESCR(0AH_04H, 0x0A, 0x04, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
550206089Sfabient    UCPDESCR(0AH_08H, 0x0A, 0x08, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
551206089Sfabient    UCPDESCR(0AH_0FH, 0x0A, 0x0F, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
552206089Sfabient
553206089Sfabient    UCPDESCR(0BH_01H, 0x0B, 0x01, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
554206089Sfabient    UCPDESCR(0BH_02H, 0x0B, 0x02, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
555206089Sfabient    UCPDESCR(0BH_04H, 0x0B, 0x04, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
556206089Sfabient    UCPDESCR(0BH_08H, 0x0B, 0x08, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
557206089Sfabient    UCPDESCR(0BH_10H, 0x0B, 0x10, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
558206089Sfabient    UCPDESCR(0BH_1FH, 0x0B, 0x1F, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
559206089Sfabient
560206089Sfabient    UCPDESCR(0CH_01H, 0x0C, 0x01, UCP_F_FM | UCP_F_WM),
561206089Sfabient    UCPDESCR(0CH_02H, 0x0C, 0x02, UCP_F_FM | UCP_F_WM),
562229469Sfabient    UCPDESCR(0CH_04H_E, 0x0C, 0x04, UCP_F_FM | UCP_F_WM),
563229469Sfabient    UCPDESCR(0CH_04H_F, 0x0C, 0x04, UCP_F_FM | UCP_F_WM),
564229469Sfabient    UCPDESCR(0CH_04H_M, 0x0C, 0x04, UCP_F_FM | UCP_F_WM),
565229469Sfabient    UCPDESCR(0CH_04H_S, 0x0C, 0x04, UCP_F_FM | UCP_F_WM),
566229469Sfabient    UCPDESCR(0CH_08H_E, 0x0C, 0x08, UCP_F_FM | UCP_F_WM),
567229469Sfabient    UCPDESCR(0CH_08H_F, 0x0C, 0x08, UCP_F_FM | UCP_F_WM),
568229469Sfabient    UCPDESCR(0CH_08H_M, 0x0C, 0x08, UCP_F_FM | UCP_F_WM),
569229469Sfabient    UCPDESCR(0CH_08H_S, 0x0C, 0x08, UCP_F_FM | UCP_F_WM),
570206089Sfabient
571206089Sfabient    UCPDESCR(20H_01H, 0x20, 0x01, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
572206089Sfabient    UCPDESCR(20H_02H, 0x20, 0x02, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
573206089Sfabient    UCPDESCR(20H_04H, 0x20, 0x04, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
574206089Sfabient    UCPDESCR(20H_08H, 0x20, 0x08, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
575206089Sfabient    UCPDESCR(20H_10H, 0x20, 0x10, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
576206089Sfabient    UCPDESCR(20H_20H, 0x20, 0x20, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
577206089Sfabient
578206089Sfabient    UCPDESCR(21H_01H, 0x21, 0x01, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
579206089Sfabient    UCPDESCR(21H_02H, 0x21, 0x02, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
580206089Sfabient    UCPDESCR(21H_04H, 0x21, 0x04, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
581206089Sfabient
582232366Sdavide    UCPDESCR(22H_01H, 0x22, 0x01, UCP_F_FM | UCP_F_I7 | UCP_F_WM |
583248842Ssbruno	UCP_F_SB | UCP_F_HW),
584232366Sdavide    UCPDESCR(22H_02H, 0x22, 0x02, UCP_F_FM | UCP_F_I7 | UCP_F_WM |
585248842Ssbruno	UCP_F_SB | UCP_F_HW),
586232366Sdavide    UCPDESCR(22H_04H, 0x22, 0x04, UCP_F_FM | UCP_F_I7 | UCP_F_WM |
587248842Ssbruno	UCP_F_SB | UCP_F_HW),
588248842Ssbruno    UCPDESCR(22H_08H, 0x22, 0x08, UCP_F_FM | UCP_F_SB | UCP_F_HW),
589248842Ssbruno    UCPDESCR(22H_10H, 0x22, 0x10, UCP_F_FM | UCP_F_HW),
590248842Ssbruno    UCPDESCR(22H_20H, 0x22, 0x20, UCP_F_FM | UCP_F_SB | UCP_F_HW),
591248842Ssbruno    UCPDESCR(22H_40H, 0x22, 0x40, UCP_F_FM | UCP_F_SB | UCP_F_HW),
592248842Ssbruno    UCPDESCR(22H_80H, 0x22, 0x80, UCP_F_FM | UCP_F_SB | UCP_F_HW),
593206089Sfabient
594206089Sfabient    UCPDESCR(23H_01H, 0x23, 0x01, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
595206089Sfabient    UCPDESCR(23H_02H, 0x23, 0x02, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
596206089Sfabient    UCPDESCR(23H_04H, 0x23, 0x04, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
597206089Sfabient
598206089Sfabient    UCPDESCR(24H_02H, 0x24, 0x02, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
599206089Sfabient    UCPDESCR(24H_04H, 0x24, 0x04, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
600206089Sfabient
601206089Sfabient    UCPDESCR(25H_01H, 0x25, 0x01, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
602206089Sfabient    UCPDESCR(25H_02H, 0x25, 0x02, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
603206089Sfabient    UCPDESCR(25H_04H, 0x25, 0x04, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
604206089Sfabient
605206089Sfabient    UCPDESCR(26H_01H, 0x26, 0x01, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
606206089Sfabient
607206089Sfabient    UCPDESCR(27H_01H, 0x27, 0x01, UCP_F_FM | UCP_F_I7),
608206089Sfabient    UCPDESCR(27H_02H, 0x27, 0x02, UCP_F_FM | UCP_F_I7),
609206089Sfabient    UCPDESCR(27H_04H, 0x27, 0x04, UCP_F_FM | UCP_F_I7),
610206089Sfabient    UCPDESCR(27H_08H, 0x27, 0x08, UCP_F_FM | UCP_F_I7),
611206089Sfabient    UCPDESCR(27H_10H, 0x27, 0x10, UCP_F_FM | UCP_F_I7),
612206089Sfabient    UCPDESCR(27H_20H, 0x27, 0x20, UCP_F_FM | UCP_F_I7),
613206089Sfabient
614206089Sfabient    UCPDESCR(28H_01H, 0x28, 0x01, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
615206089Sfabient    UCPDESCR(28H_02H, 0x28, 0x02, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
616206089Sfabient    UCPDESCR(28H_04H, 0x28, 0x04, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
617206089Sfabient    UCPDESCR(28H_08H, 0x28, 0x08, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
618206089Sfabient    UCPDESCR(28H_10H, 0x28, 0x10, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
619206089Sfabient    UCPDESCR(28H_20H, 0x28, 0x20, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
620206089Sfabient
621206089Sfabient    UCPDESCR(29H_01H, 0x29, 0x01, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
622206089Sfabient    UCPDESCR(29H_02H, 0x29, 0x02, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
623206089Sfabient    UCPDESCR(29H_04H, 0x29, 0x04, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
624206089Sfabient    UCPDESCR(29H_08H, 0x29, 0x08, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
625206089Sfabient    UCPDESCR(29H_10H, 0x29, 0x10, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
626206089Sfabient    UCPDESCR(29H_20H, 0x29, 0x20, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
627206089Sfabient
628206089Sfabient    UCPDESCR(2AH_01H, 0x2A, 0x01, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
629206089Sfabient    UCPDESCR(2AH_02H, 0x2A, 0x02, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
630206089Sfabient    UCPDESCR(2AH_04H, 0x2A, 0x04, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
631206089Sfabient    UCPDESCR(2AH_07H, 0x2A, 0x07, UCP_F_FM | UCP_F_WM),
632206089Sfabient
633206089Sfabient    UCPDESCR(2BH_01H, 0x2B, 0x01, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
634206089Sfabient    UCPDESCR(2BH_02H, 0x2B, 0x02, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
635206089Sfabient    UCPDESCR(2BH_04H, 0x2B, 0x04, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
636206089Sfabient    UCPDESCR(2BH_07H, 0x2B, 0x07, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
637206089Sfabient
638206089Sfabient    UCPDESCR(2CH_01H, 0x2C, 0x01, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
639206089Sfabient    UCPDESCR(2CH_02H, 0x2C, 0x02, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
640206089Sfabient    UCPDESCR(2CH_04H, 0x2C, 0x04, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
641206089Sfabient    UCPDESCR(2CH_07H, 0x2C, 0x07, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
642206089Sfabient
643206089Sfabient    UCPDESCR(2DH_01H, 0x2D, 0x01, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
644206089Sfabient    UCPDESCR(2DH_02H, 0x2D, 0x02, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
645206089Sfabient    UCPDESCR(2DH_04H, 0x2D, 0x04, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
646206089Sfabient    UCPDESCR(2DH_07H, 0x2D, 0x07, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
647206089Sfabient
648206089Sfabient    UCPDESCR(2EH_01H, 0x2E, 0x01, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
649206089Sfabient    UCPDESCR(2EH_02H, 0x2E, 0x02, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
650206089Sfabient    UCPDESCR(2EH_04H, 0x2E, 0x04, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
651206089Sfabient    UCPDESCR(2EH_07H, 0x2E, 0x07, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
652206089Sfabient
653206089Sfabient    UCPDESCR(2FH_01H, 0x2F, 0x01, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
654206089Sfabient    UCPDESCR(2FH_02H, 0x2F, 0x02, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
655206089Sfabient    UCPDESCR(2FH_04H, 0x2F, 0x04, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
656206089Sfabient    UCPDESCR(2FH_07H, 0x2F, 0x07, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
657206089Sfabient    UCPDESCR(2FH_08H, 0x2F, 0x08, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
658206089Sfabient    UCPDESCR(2FH_10H, 0x2F, 0x10, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
659206089Sfabient    UCPDESCR(2FH_20H, 0x2F, 0x20, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
660206089Sfabient    UCPDESCR(2FH_38H, 0x2F, 0x38, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
661206089Sfabient
662206089Sfabient    UCPDESCR(30H_01H, 0x30, 0x01, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
663206089Sfabient    UCPDESCR(30H_02H, 0x30, 0x02, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
664206089Sfabient    UCPDESCR(30H_04H, 0x30, 0x04, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
665206089Sfabient    UCPDESCR(30H_07H, 0x30, 0x07, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
666206089Sfabient
667206089Sfabient    UCPDESCR(31H_01H, 0x31, 0x01, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
668206089Sfabient    UCPDESCR(31H_02H, 0x31, 0x02, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
669206089Sfabient    UCPDESCR(31H_04H, 0x31, 0x04, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
670206089Sfabient    UCPDESCR(31H_07H, 0x31, 0x07, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
671206089Sfabient
672206089Sfabient    UCPDESCR(32H_01H, 0x32, 0x01, UCP_F_FM | UCP_F_WM),
673206089Sfabient    UCPDESCR(32H_02H, 0x32, 0x02, UCP_F_FM | UCP_F_WM),
674206089Sfabient    UCPDESCR(32H_04H, 0x32, 0x04, UCP_F_FM | UCP_F_WM),
675206089Sfabient    UCPDESCR(32H_07H, 0x32, 0x07, UCP_F_FM | UCP_F_WM),
676206089Sfabient
677206089Sfabient    UCPDESCR(33H_01H, 0x33, 0x01, UCP_F_FM | UCP_F_WM),
678206089Sfabient    UCPDESCR(33H_02H, 0x33, 0x02, UCP_F_FM | UCP_F_WM),
679206089Sfabient    UCPDESCR(33H_04H, 0x33, 0x04, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
680206089Sfabient    UCPDESCR(33H_07H, 0x33, 0x07, UCP_F_FM | UCP_F_WM),
681206089Sfabient
682248842Ssbruno    UCPDESCR(34H_01H, 0x34, 0x01, UCP_F_FM | UCP_F_WM | UCP_F_SB |
683248842Ssbruno	UCP_F_HW),
684232366Sdavide    UCPDESCR(34H_02H, 0x34, 0x02, UCP_F_FM | UCP_F_WM | UCP_F_SB),
685232366Sdavide    UCPDESCR(34H_04H, 0x34, 0x04, UCP_F_FM | UCP_F_WM | UCP_F_SB),
686248842Ssbruno    UCPDESCR(34H_06H, 0x34, 0x06, UCP_F_FM | UCP_F_HW),
687248842Ssbruno    UCPDESCR(34H_08H, 0x34, 0x08, UCP_F_FM | UCP_F_WM | UCP_F_SB |
688248842Ssbruno	UCP_F_HW),
689248842Ssbruno    UCPDESCR(34H_10H, 0x34, 0x10, UCP_F_FM | UCP_F_WM | UCP_F_SB |
690248842Ssbruno	UCP_F_HW),
691248842Ssbruno    UCPDESCR(34H_20H, 0x34, 0x20, UCP_F_FM | UCP_F_WM | UCP_F_SB |
692248842Ssbruno	UCP_F_HW),
693248842Ssbruno    UCPDESCR(34H_40H, 0x34, 0x40, UCP_F_FM | UCP_F_SB | UCP_F_HW),
694248842Ssbruno    UCPDESCR(34H_80H, 0x34, 0x80, UCP_F_FM | UCP_F_SB | UCP_F_HW),
695206089Sfabient
696206089Sfabient    UCPDESCR(35H_01H, 0x35, 0x01, UCP_F_FM | UCP_F_WM),
697206089Sfabient    UCPDESCR(35H_02H, 0x35, 0x02, UCP_F_FM | UCP_F_WM),
698206089Sfabient    UCPDESCR(35H_04H, 0x35, 0x04, UCP_F_FM | UCP_F_WM),
699206089Sfabient
700206089Sfabient    UCPDESCR(40H_01H, 0x40, 0x01, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
701206089Sfabient    UCPDESCR(40H_02H, 0x40, 0x02, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
702206089Sfabient    UCPDESCR(40H_04H, 0x40, 0x04, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
703206089Sfabient    UCPDESCR(40H_08H, 0x40, 0x08, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
704206089Sfabient    UCPDESCR(40H_10H, 0x40, 0x10, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
705206089Sfabient    UCPDESCR(40H_20H, 0x40, 0x20, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
706206089Sfabient    UCPDESCR(40H_07H, 0x40, 0x07, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
707206089Sfabient    UCPDESCR(40H_38H, 0x40, 0x38, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
708206089Sfabient
709206089Sfabient    UCPDESCR(41H_01H, 0x41, 0x01, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
710206089Sfabient    UCPDESCR(41H_02H, 0x41, 0x02, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
711206089Sfabient    UCPDESCR(41H_04H, 0x41, 0x04, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
712206089Sfabient    UCPDESCR(41H_08H, 0x41, 0x08, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
713206089Sfabient    UCPDESCR(41H_10H, 0x41, 0x10, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
714206089Sfabient    UCPDESCR(41H_20H, 0x41, 0x20, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
715206089Sfabient    UCPDESCR(41H_07H, 0x41, 0x07, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
716206089Sfabient    UCPDESCR(41H_38H, 0x41, 0x38, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
717206089Sfabient
718206089Sfabient    UCPDESCR(42H_01H, 0x42, 0x01, UCP_F_FM | UCP_F_WM),
719206089Sfabient    UCPDESCR(42H_02H, 0x42, 0x02, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
720206089Sfabient    UCPDESCR(42H_04H, 0x42, 0x04, UCP_F_FM | UCP_F_WM),
721206089Sfabient    UCPDESCR(42H_08H, 0x42, 0x08, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
722206089Sfabient
723206089Sfabient    UCPDESCR(43H_01H, 0x43, 0x01, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
724206089Sfabient    UCPDESCR(43H_02H, 0x43, 0x02, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
725206089Sfabient
726206089Sfabient    UCPDESCR(60H_01H, 0x60, 0x01, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
727206089Sfabient    UCPDESCR(60H_02H, 0x60, 0x02, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
728206089Sfabient    UCPDESCR(60H_04H, 0x60, 0x04, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
729206089Sfabient
730206089Sfabient    UCPDESCR(61H_01H, 0x61, 0x01, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
731206089Sfabient    UCPDESCR(61H_02H, 0x61, 0x02, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
732206089Sfabient    UCPDESCR(61H_04H, 0x61, 0x04, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
733206089Sfabient
734206089Sfabient    UCPDESCR(62H_01H, 0x62, 0x01, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
735206089Sfabient    UCPDESCR(62H_02H, 0x62, 0x02, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
736206089Sfabient    UCPDESCR(62H_04H, 0x62, 0x04, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
737206089Sfabient
738206089Sfabient    UCPDESCR(63H_01H, 0x63, 0x01, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
739206089Sfabient    UCPDESCR(63H_02H, 0x63, 0x02, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
740206089Sfabient    UCPDESCR(63H_04H, 0x63, 0x04, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
741206089Sfabient    UCPDESCR(63H_08H, 0x63, 0x08, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
742206089Sfabient    UCPDESCR(63H_10H, 0x63, 0x10, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
743206089Sfabient    UCPDESCR(63H_20H, 0x63, 0x20, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
744206089Sfabient
745206089Sfabient    UCPDESCR(64H_01H, 0x64, 0x01, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
746206089Sfabient    UCPDESCR(64H_02H, 0x64, 0x02, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
747206089Sfabient    UCPDESCR(64H_04H, 0x64, 0x04, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
748206089Sfabient    UCPDESCR(64H_08H, 0x64, 0x08, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
749206089Sfabient    UCPDESCR(64H_10H, 0x64, 0x10, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
750206089Sfabient    UCPDESCR(64H_20H, 0x64, 0x20, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
751206089Sfabient
752206089Sfabient    UCPDESCR(65H_01H, 0x65, 0x01, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
753206089Sfabient    UCPDESCR(65H_02H, 0x65, 0x02, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
754206089Sfabient    UCPDESCR(65H_04H, 0x65, 0x04, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
755206089Sfabient
756206089Sfabient    UCPDESCR(66H_01H, 0x66, 0x01, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
757206089Sfabient    UCPDESCR(66H_02H, 0x66, 0x02, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
758206089Sfabient    UCPDESCR(66H_04H, 0x66, 0x04, UCP_F_FM | UCP_F_I7 | UCP_F_WM),
759206089Sfabient
760206089Sfabient    UCPDESCR(67H_01H, 0x67, 0x01, UCP_F_FM | UCP_F_WM),
761249069Ssbruno
762248842Ssbruno    UCPDESCR(80H_01H, 0x80, 0x01, UCP_F_FM | UCP_F_WM | UCP_F_SB |
763248842Ssbruno	UCP_F_HW),
764206089Sfabient    UCPDESCR(80H_02H, 0x80, 0x02, UCP_F_FM | UCP_F_WM),
765206089Sfabient    UCPDESCR(80H_04H, 0x80, 0x04, UCP_F_FM | UCP_F_WM),
766206089Sfabient    UCPDESCR(80H_08H, 0x80, 0x08, UCP_F_FM | UCP_F_WM),
767249069Ssbruno
768248842Ssbruno    UCPDESCR(81H_01H, 0x81, 0x01, UCP_F_FM | UCP_F_WM | UCP_F_SB |
769248842Ssbruno	UCP_F_HW),
770206089Sfabient    UCPDESCR(81H_02H, 0x81, 0x02, UCP_F_FM | UCP_F_WM),
771206089Sfabient    UCPDESCR(81H_04H, 0x81, 0x04, UCP_F_FM | UCP_F_WM),
772206089Sfabient    UCPDESCR(81H_08H, 0x81, 0x08, UCP_F_FM | UCP_F_WM),
773248842Ssbruno    UCPDESCR(81H_20H, 0x81, 0x20, UCP_F_FM | UCP_F_SB | UCP_F_HW),
774248842Ssbruno    UCPDESCR(81H_80H, 0x81, 0x80, UCP_F_FM | UCP_F_SB | UCP_F_HW),
775232366Sdavide
776206089Sfabient    UCPDESCR(82H_01H, 0x82, 0x01, UCP_F_FM | UCP_F_WM),
777249069Ssbruno
778248842Ssbruno    UCPDESCR(83H_01H, 0x83, 0x01, UCP_F_FM | UCP_F_WM | UCP_F_SB |
779248842Ssbruno	UCP_F_HW),
780206089Sfabient    UCPDESCR(83H_02H, 0x83, 0x02, UCP_F_FM | UCP_F_WM),
781206089Sfabient    UCPDESCR(83H_04H, 0x83, 0x04, UCP_F_FM | UCP_F_WM),
782206089Sfabient    UCPDESCR(83H_08H, 0x83, 0x08, UCP_F_FM | UCP_F_WM),
783249069Ssbruno
784248842Ssbruno    UCPDESCR(84H_01H, 0x84, 0x01, UCP_F_FM | UCP_F_WM | UCP_F_SB |
785248842Ssbruno	UCP_F_HW),
786206089Sfabient    UCPDESCR(84H_02H, 0x84, 0x02, UCP_F_FM | UCP_F_WM),
787206089Sfabient    UCPDESCR(84H_04H, 0x84, 0x04, UCP_F_FM | UCP_F_WM),
788206089Sfabient    UCPDESCR(84H_08H, 0x84, 0x08, UCP_F_FM | UCP_F_WM),
789206089Sfabient    UCPDESCR(85H_02H, 0x85, 0x02, UCP_F_FM | UCP_F_WM),
790206089Sfabient    UCPDESCR(86H_01H, 0x86, 0x01, UCP_F_FM | UCP_F_WM)
791206089Sfabient};
792206089Sfabient
793206089Sfabientstatic const int nucp_events = sizeof(ucp_events) / sizeof(ucp_events[0]);
794206089Sfabient
795206089Sfabientstatic pmc_value_t
796206089Sfabientucp_perfctr_value_to_reload_count(pmc_value_t v)
797206089Sfabient{
798206089Sfabient	v &= (1ULL << uncore_ucp_width) - 1;
799206089Sfabient	return (1ULL << uncore_ucp_width) - v;
800206089Sfabient}
801206089Sfabient
802206089Sfabientstatic pmc_value_t
803206089Sfabientucp_reload_count_to_perfctr_value(pmc_value_t rlc)
804206089Sfabient{
805206089Sfabient	return (1ULL << uncore_ucp_width) - rlc;
806206089Sfabient}
807206089Sfabient
808248842Ssbruno/*
809248842Ssbruno * Counter specific event information for Sandybridge and Haswell
810248842Ssbruno */
811206089Sfabientstatic int
812248842Ssbrunoucp_event_sb_hw_ok_on_counter(enum pmc_event pe, int ri)
813232366Sdavide{
814232366Sdavide	uint32_t mask;
815249069Ssbruno
816232366Sdavide	switch (pe) {
817249069Ssbruno		/*
818232366Sdavide		 * Events valid only on counter 0.
819232366Sdavide		 */
820232366Sdavide	case PMC_EV_UCP_EVENT_80H_01H:
821232366Sdavide	case PMC_EV_UCP_EVENT_83H_01H:
822232366Sdavide		mask = (1 << 0);
823232366Sdavide		break;
824249069Ssbruno
825232366Sdavide	default:
826232366Sdavide		mask = ~0;	/* Any row index is ok. */
827232366Sdavide	}
828249069Ssbruno
829232366Sdavide	return (mask & (1 << ri));
830232366Sdavide}
831232366Sdavide
832232366Sdavidestatic int
833206089Sfabientucp_allocate_pmc(int cpu, int ri, struct pmc *pm,
834206089Sfabient    const struct pmc_op_pmcallocate *a)
835206089Sfabient{
836206089Sfabient	int n;
837206089Sfabient	enum pmc_event ev;
838206089Sfabient	struct ucp_event_descr *ie;
839206089Sfabient	uint32_t caps, config, cpuflag, evsel;
840206089Sfabient
841206089Sfabient	KASSERT(cpu >= 0 && cpu < pmc_cpu_max(),
842206089Sfabient	    ("[uncore,%d] illegal CPU %d", __LINE__, cpu));
843206089Sfabient	KASSERT(ri >= 0 && ri < uncore_ucp_npmc,
844206089Sfabient	    ("[uncore,%d] illegal row-index value %d", __LINE__, ri));
845206089Sfabient
846206089Sfabient	/* check requested capabilities */
847206089Sfabient	caps = a->pm_caps;
848206089Sfabient	if ((UCP_PMC_CAPS & caps) != caps)
849206089Sfabient		return (EPERM);
850206089Sfabient
851206089Sfabient	ev = pm->pm_event;
852206089Sfabient
853232366Sdavide	switch (uncore_cputype) {
854248842Ssbruno	case PMC_CPU_INTEL_HASWELL:
855232366Sdavide	case PMC_CPU_INTEL_SANDYBRIDGE:
856248842Ssbruno		if (ucp_event_sb_hw_ok_on_counter(ev, ri) == 0)
857232366Sdavide			return (EINVAL);
858232366Sdavide		break;
859232366Sdavide	default:
860232366Sdavide		break;
861232366Sdavide	}
862232366Sdavide
863249069Ssbruno
864206089Sfabient	/*
865206089Sfabient	 * Look for an event descriptor with matching CPU and event id
866206089Sfabient	 * fields.
867206089Sfabient	 */
868206089Sfabient
869206089Sfabient	switch (uncore_cputype) {
870206089Sfabient	case PMC_CPU_INTEL_COREI7:
871206089Sfabient		cpuflag = UCP_F_I7;
872206089Sfabient		break;
873248842Ssbruno	case PMC_CPU_INTEL_HASWELL:
874248842Ssbruno		cpuflag = UCP_F_HW;
875248842Ssbruno		break;
876232366Sdavide	case PMC_CPU_INTEL_SANDYBRIDGE:
877232366Sdavide		cpuflag = UCP_F_SB;
878232366Sdavide		break;
879206089Sfabient	case PMC_CPU_INTEL_WESTMERE:
880206089Sfabient		cpuflag = UCP_F_WM;
881206089Sfabient		break;
882206089Sfabient	default:
883206089Sfabient		return (EINVAL);
884206089Sfabient	}
885206089Sfabient
886206089Sfabient	for (n = 0, ie = ucp_events; n < nucp_events; n++, ie++)
887206089Sfabient		if (ie->ucp_ev == ev && ie->ucp_flags & cpuflag)
888206089Sfabient			break;
889206089Sfabient
890206089Sfabient	if (n == nucp_events)
891206089Sfabient		return (EINVAL);
892206089Sfabient
893206089Sfabient	/*
894206089Sfabient	 * A matching event descriptor has been found, so start
895206089Sfabient	 * assembling the contents of the event select register.
896206089Sfabient	 */
897206089Sfabient	evsel = ie->ucp_evcode | UCP_EN;
898206089Sfabient
899206089Sfabient	config = a->pm_md.pm_ucp.pm_ucp_config & ~UCP_F_CMASK;
900206089Sfabient
901206089Sfabient	/*
902206089Sfabient	 * If the event uses a fixed umask value, reject any umask
903206089Sfabient	 * bits set by the user.
904206089Sfabient	 */
905206089Sfabient	if (ie->ucp_flags & UCP_F_FM) {
906206089Sfabient
907206089Sfabient		if (UCP_UMASK(config) != 0)
908206089Sfabient			return (EINVAL);
909206089Sfabient
910206089Sfabient		evsel |= (ie->ucp_umask << 8);
911206089Sfabient
912206089Sfabient	} else
913206089Sfabient		return (EINVAL);
914206089Sfabient
915206089Sfabient	if (caps & PMC_CAP_THRESHOLD)
916206089Sfabient		evsel |= (a->pm_md.pm_ucp.pm_ucp_config & UCP_F_CMASK);
917206089Sfabient	if (caps & PMC_CAP_EDGE)
918206089Sfabient		evsel |= UCP_EDGE;
919206089Sfabient	if (caps & PMC_CAP_INVERT)
920206089Sfabient		evsel |= UCP_INV;
921206089Sfabient
922206089Sfabient	pm->pm_md.pm_ucp.pm_ucp_evsel = evsel;
923206089Sfabient
924206089Sfabient	return (0);
925206089Sfabient}
926206089Sfabient
927206089Sfabientstatic int
928206089Sfabientucp_config_pmc(int cpu, int ri, struct pmc *pm)
929206089Sfabient{
930206089Sfabient	KASSERT(cpu >= 0 && cpu < pmc_cpu_max(),
931206089Sfabient	    ("[uncore,%d] illegal CPU %d", __LINE__, cpu));
932206089Sfabient
933206089Sfabient	KASSERT(ri >= 0 && ri < uncore_ucp_npmc,
934206089Sfabient	    ("[uncore,%d] illegal row-index %d", __LINE__, ri));
935206089Sfabient
936283884Sjhb	PMCDBG3(MDP,CFG,1, "ucp-config cpu=%d ri=%d pm=%p", cpu, ri, pm);
937206089Sfabient
938206089Sfabient	KASSERT(uncore_pcpu[cpu] != NULL, ("[uncore,%d] null per-cpu %d", __LINE__,
939206089Sfabient	    cpu));
940206089Sfabient
941206089Sfabient	uncore_pcpu[cpu]->pc_uncorepmcs[ri].phw_pmc = pm;
942206089Sfabient
943206089Sfabient	return (0);
944206089Sfabient}
945206089Sfabient
946206089Sfabientstatic int
947206089Sfabientucp_describe(int cpu, int ri, struct pmc_info *pi, struct pmc **ppmc)
948206089Sfabient{
949206089Sfabient	int error;
950206089Sfabient	struct pmc_hw *phw;
951206089Sfabient	char ucp_name[PMC_NAME_MAX];
952206089Sfabient
953206089Sfabient	phw = &uncore_pcpu[cpu]->pc_uncorepmcs[ri];
954206089Sfabient
955206089Sfabient	(void) snprintf(ucp_name, sizeof(ucp_name), "UCP-%d", ri);
956206089Sfabient	if ((error = copystr(ucp_name, pi->pm_name, PMC_NAME_MAX,
957206089Sfabient	    NULL)) != 0)
958206089Sfabient		return (error);
959206089Sfabient
960206089Sfabient	pi->pm_class = PMC_CLASS_UCP;
961206089Sfabient
962206089Sfabient	if (phw->phw_state & PMC_PHW_FLAG_IS_ENABLED) {
963206089Sfabient		pi->pm_enabled = TRUE;
964206089Sfabient		*ppmc          = phw->phw_pmc;
965206089Sfabient	} else {
966206089Sfabient		pi->pm_enabled = FALSE;
967206089Sfabient		*ppmc          = NULL;
968206089Sfabient	}
969206089Sfabient
970206089Sfabient	return (0);
971206089Sfabient}
972206089Sfabient
973206089Sfabientstatic int
974206089Sfabientucp_get_config(int cpu, int ri, struct pmc **ppm)
975206089Sfabient{
976206089Sfabient	*ppm = uncore_pcpu[cpu]->pc_uncorepmcs[ri].phw_pmc;
977206089Sfabient
978206089Sfabient	return (0);
979206089Sfabient}
980206089Sfabient
981206089Sfabientstatic int
982206089Sfabientucp_read_pmc(int cpu, int ri, pmc_value_t *v)
983206089Sfabient{
984206089Sfabient	struct pmc *pm;
985206089Sfabient	pmc_value_t tmp;
986206089Sfabient
987206089Sfabient	KASSERT(cpu >= 0 && cpu < pmc_cpu_max(),
988206089Sfabient	    ("[uncore,%d] illegal cpu value %d", __LINE__, cpu));
989206089Sfabient	KASSERT(ri >= 0 && ri < uncore_ucp_npmc,
990206089Sfabient	    ("[uncore,%d] illegal row-index %d", __LINE__, ri));
991206089Sfabient
992206089Sfabient	pm = uncore_pcpu[cpu]->pc_uncorepmcs[ri].phw_pmc;
993206089Sfabient
994206089Sfabient	KASSERT(pm,
995206089Sfabient	    ("[uncore,%d] cpu %d ri %d pmc not configured", __LINE__, cpu,
996206089Sfabient		ri));
997206089Sfabient
998206089Sfabient	tmp = rdmsr(UCP_PMC0 + ri);
999206089Sfabient	if (PMC_IS_SAMPLING_MODE(PMC_TO_MODE(pm)))
1000206089Sfabient		*v = ucp_perfctr_value_to_reload_count(tmp);
1001206089Sfabient	else
1002206089Sfabient		*v = tmp;
1003206089Sfabient
1004283884Sjhb	PMCDBG4(MDP,REA,1, "ucp-read cpu=%d ri=%d msr=0x%x -> v=%jx", cpu, ri,
1005206089Sfabient	    ri, *v);
1006206089Sfabient
1007206089Sfabient	return (0);
1008206089Sfabient}
1009206089Sfabient
1010206089Sfabientstatic int
1011206089Sfabientucp_release_pmc(int cpu, int ri, struct pmc *pm)
1012206089Sfabient{
1013206089Sfabient	(void) pm;
1014206089Sfabient
1015283884Sjhb	PMCDBG3(MDP,REL,1, "ucp-release cpu=%d ri=%d pm=%p", cpu, ri,
1016206089Sfabient	    pm);
1017206089Sfabient
1018206089Sfabient	KASSERT(cpu >= 0 && cpu < pmc_cpu_max(),
1019206089Sfabient	    ("[uncore,%d] illegal CPU value %d", __LINE__, cpu));
1020206089Sfabient	KASSERT(ri >= 0 && ri < uncore_ucp_npmc,
1021206089Sfabient	    ("[uncore,%d] illegal row-index %d", __LINE__, ri));
1022206089Sfabient
1023206089Sfabient	KASSERT(uncore_pcpu[cpu]->pc_uncorepmcs[ri].phw_pmc
1024206089Sfabient	    == NULL, ("[uncore,%d] PHW pmc non-NULL", __LINE__));
1025206089Sfabient
1026206089Sfabient	return (0);
1027206089Sfabient}
1028206089Sfabient
1029206089Sfabientstatic int
1030206089Sfabientucp_start_pmc(int cpu, int ri)
1031206089Sfabient{
1032206089Sfabient	struct pmc *pm;
1033206089Sfabient	uint32_t evsel;
1034206089Sfabient	struct uncore_cpu *cc;
1035206089Sfabient
1036206089Sfabient	KASSERT(cpu >= 0 && cpu < pmc_cpu_max(),
1037206089Sfabient	    ("[uncore,%d] illegal CPU value %d", __LINE__, cpu));
1038206089Sfabient	KASSERT(ri >= 0 && ri < uncore_ucp_npmc,
1039206089Sfabient	    ("[uncore,%d] illegal row-index %d", __LINE__, ri));
1040206089Sfabient
1041206089Sfabient	cc = uncore_pcpu[cpu];
1042206089Sfabient	pm = cc->pc_uncorepmcs[ri].phw_pmc;
1043206089Sfabient
1044206089Sfabient	KASSERT(pm,
1045206089Sfabient	    ("[uncore,%d] starting cpu%d,ri%d with no pmc configured",
1046206089Sfabient		__LINE__, cpu, ri));
1047206089Sfabient
1048283884Sjhb	PMCDBG2(MDP,STA,1, "ucp-start cpu=%d ri=%d", cpu, ri);
1049206089Sfabient
1050206089Sfabient	evsel = pm->pm_md.pm_ucp.pm_ucp_evsel;
1051206089Sfabient
1052283884Sjhb	PMCDBG4(MDP,STA,2,
1053249069Ssbruno	    "ucp-start/2 cpu=%d ri=%d evselmsr=0x%x evsel=0x%x",
1054249069Ssbruno	    cpu, ri, SELECTSEL(uncore_cputype) + ri, evsel);
1055206089Sfabient
1056229469Sfabient	/* Event specific configuration. */
1057229469Sfabient	switch (pm->pm_event) {
1058229469Sfabient	case PMC_EV_UCP_EVENT_0CH_04H_E:
1059230063Sgnn	case PMC_EV_UCP_EVENT_0CH_08H_E:
1060229469Sfabient		wrmsr(MSR_GQ_SNOOP_MESF,0x2);
1061229469Sfabient		break;
1062229469Sfabient	case PMC_EV_UCP_EVENT_0CH_04H_F:
1063230063Sgnn	case PMC_EV_UCP_EVENT_0CH_08H_F:
1064229469Sfabient		wrmsr(MSR_GQ_SNOOP_MESF,0x8);
1065229469Sfabient		break;
1066229469Sfabient	case PMC_EV_UCP_EVENT_0CH_04H_M:
1067230063Sgnn	case PMC_EV_UCP_EVENT_0CH_08H_M:
1068229469Sfabient		wrmsr(MSR_GQ_SNOOP_MESF,0x1);
1069229469Sfabient		break;
1070229469Sfabient	case PMC_EV_UCP_EVENT_0CH_04H_S:
1071229469Sfabient	case PMC_EV_UCP_EVENT_0CH_08H_S:
1072229469Sfabient		wrmsr(MSR_GQ_SNOOP_MESF,0x4);
1073229469Sfabient		break;
1074249069Ssbruno	default:
1075229469Sfabient		break;
1076229469Sfabient	}
1077229469Sfabient
1078232366Sdavide	wrmsr(SELECTSEL(uncore_cputype) + ri, evsel);
1079249069Ssbruno
1080206089Sfabient	do {
1081206089Sfabient		cc->pc_resync = 0;
1082206089Sfabient		cc->pc_globalctrl |= (1ULL << ri);
1083206089Sfabient		wrmsr(UC_GLOBAL_CTRL, cc->pc_globalctrl);
1084206089Sfabient	} while (cc->pc_resync != 0);
1085206089Sfabient
1086206089Sfabient	return (0);
1087206089Sfabient}
1088206089Sfabient
1089206089Sfabientstatic int
1090206089Sfabientucp_stop_pmc(int cpu, int ri)
1091206089Sfabient{
1092206089Sfabient	struct pmc *pm;
1093206089Sfabient	struct uncore_cpu *cc;
1094206089Sfabient
1095206089Sfabient	KASSERT(cpu >= 0 && cpu < pmc_cpu_max(),
1096206089Sfabient	    ("[uncore,%d] illegal cpu value %d", __LINE__, cpu));
1097206089Sfabient	KASSERT(ri >= 0 && ri < uncore_ucp_npmc,
1098206089Sfabient	    ("[uncore,%d] illegal row index %d", __LINE__, ri));
1099206089Sfabient
1100206089Sfabient	cc = uncore_pcpu[cpu];
1101206089Sfabient	pm = cc->pc_uncorepmcs[ri].phw_pmc;
1102206089Sfabient
1103206089Sfabient	KASSERT(pm,
1104206089Sfabient	    ("[uncore,%d] cpu%d ri%d no configured PMC to stop", __LINE__,
1105206089Sfabient		cpu, ri));
1106206089Sfabient
1107283884Sjhb	PMCDBG2(MDP,STO,1, "ucp-stop cpu=%d ri=%d", cpu, ri);
1108206089Sfabient
1109232366Sdavide	/* stop hw. */
1110232366Sdavide	wrmsr(SELECTSEL(uncore_cputype) + ri, 0);
1111206089Sfabient
1112206089Sfabient	do {
1113206089Sfabient		cc->pc_resync = 0;
1114206089Sfabient		cc->pc_globalctrl &= ~(1ULL << ri);
1115206089Sfabient		wrmsr(UC_GLOBAL_CTRL, cc->pc_globalctrl);
1116206089Sfabient	} while (cc->pc_resync != 0);
1117206089Sfabient
1118206089Sfabient	return (0);
1119206089Sfabient}
1120206089Sfabient
1121206089Sfabientstatic int
1122206089Sfabientucp_write_pmc(int cpu, int ri, pmc_value_t v)
1123206089Sfabient{
1124206089Sfabient	struct pmc *pm;
1125206089Sfabient	struct uncore_cpu *cc;
1126206089Sfabient
1127206089Sfabient	KASSERT(cpu >= 0 && cpu < pmc_cpu_max(),
1128206089Sfabient	    ("[uncore,%d] illegal cpu value %d", __LINE__, cpu));
1129206089Sfabient	KASSERT(ri >= 0 && ri < uncore_ucp_npmc,
1130206089Sfabient	    ("[uncore,%d] illegal row index %d", __LINE__, ri));
1131206089Sfabient
1132206089Sfabient	cc = uncore_pcpu[cpu];
1133206089Sfabient	pm = cc->pc_uncorepmcs[ri].phw_pmc;
1134206089Sfabient
1135206089Sfabient	KASSERT(pm,
1136206089Sfabient	    ("[uncore,%d] cpu%d ri%d no configured PMC to stop", __LINE__,
1137206089Sfabient		cpu, ri));
1138206089Sfabient
1139283884Sjhb	PMCDBG4(MDP,WRI,1, "ucp-write cpu=%d ri=%d msr=0x%x v=%jx", cpu, ri,
1140206089Sfabient	    UCP_PMC0 + ri, v);
1141206089Sfabient
1142206089Sfabient	if (PMC_IS_SAMPLING_MODE(PMC_TO_MODE(pm)))
1143206089Sfabient		v = ucp_reload_count_to_perfctr_value(v);
1144206089Sfabient
1145206089Sfabient	/*
1146206089Sfabient	 * Write the new value to the counter.  The counter will be in
1147206089Sfabient	 * a stopped state when the pcd_write() entry point is called.
1148206089Sfabient	 */
1149206089Sfabient
1150206089Sfabient	wrmsr(UCP_PMC0 + ri, v);
1151206089Sfabient
1152206089Sfabient	return (0);
1153206089Sfabient}
1154206089Sfabient
1155206089Sfabient
1156206089Sfabientstatic void
1157206089Sfabientucp_initialize(struct pmc_mdep *md, int maxcpu, int npmc, int pmcwidth)
1158206089Sfabient{
1159206089Sfabient	struct pmc_classdep *pcd;
1160206089Sfabient
1161206089Sfabient	KASSERT(md != NULL, ("[ucp,%d] md is NULL", __LINE__));
1162206089Sfabient
1163283884Sjhb	PMCDBG0(MDP,INI,1, "ucp-initialize");
1164206089Sfabient
1165206089Sfabient	pcd = &md->pmd_classdep[PMC_MDEP_CLASS_INDEX_UCP];
1166206089Sfabient
1167206089Sfabient	pcd->pcd_caps	= UCP_PMC_CAPS;
1168206089Sfabient	pcd->pcd_class	= PMC_CLASS_UCP;
1169206089Sfabient	pcd->pcd_num	= npmc;
1170206089Sfabient	pcd->pcd_ri	= md->pmd_npmc;
1171206089Sfabient	pcd->pcd_width	= pmcwidth;
1172206089Sfabient
1173206089Sfabient	pcd->pcd_allocate_pmc	= ucp_allocate_pmc;
1174206089Sfabient	pcd->pcd_config_pmc	= ucp_config_pmc;
1175206089Sfabient	pcd->pcd_describe	= ucp_describe;
1176206089Sfabient	pcd->pcd_get_config	= ucp_get_config;
1177206089Sfabient	pcd->pcd_get_msr	= NULL;
1178206089Sfabient	pcd->pcd_pcpu_fini	= uncore_pcpu_fini;
1179206089Sfabient	pcd->pcd_pcpu_init	= uncore_pcpu_init;
1180206089Sfabient	pcd->pcd_read_pmc	= ucp_read_pmc;
1181206089Sfabient	pcd->pcd_release_pmc	= ucp_release_pmc;
1182206089Sfabient	pcd->pcd_start_pmc	= ucp_start_pmc;
1183206089Sfabient	pcd->pcd_stop_pmc	= ucp_stop_pmc;
1184206089Sfabient	pcd->pcd_write_pmc	= ucp_write_pmc;
1185206089Sfabient
1186206089Sfabient	md->pmd_npmc	       += npmc;
1187206089Sfabient}
1188206089Sfabient
1189206089Sfabientint
1190206089Sfabientpmc_uncore_initialize(struct pmc_mdep *md, int maxcpu)
1191206089Sfabient{
1192206089Sfabient	uncore_cputype = md->pmd_cputype;
1193206089Sfabient	uncore_pmcmask = 0;
1194206089Sfabient
1195206089Sfabient	/*
1196206089Sfabient	 * Initialize programmable counters.
1197206089Sfabient	 */
1198206089Sfabient
1199206089Sfabient	uncore_ucp_npmc  = 8;
1200206089Sfabient	uncore_ucp_width = 48;
1201206089Sfabient
1202206089Sfabient	uncore_pmcmask |= ((1ULL << uncore_ucp_npmc) - 1);
1203206089Sfabient
1204206089Sfabient	ucp_initialize(md, maxcpu, uncore_ucp_npmc, uncore_ucp_width);
1205206089Sfabient
1206206089Sfabient	/*
1207206089Sfabient	 * Initialize fixed function counters, if present.
1208206089Sfabient	 */
1209206089Sfabient	uncore_ucf_ri = uncore_ucp_npmc;
1210206089Sfabient	uncore_ucf_npmc  = 1;
1211206089Sfabient	uncore_ucf_width = 48;
1212206089Sfabient
1213206089Sfabient	ucf_initialize(md, maxcpu, uncore_ucf_npmc, uncore_ucf_width);
1214232366Sdavide	uncore_pmcmask |= ((1ULL << uncore_ucf_npmc) - 1) << SELECTOFF(uncore_cputype);
1215206089Sfabient
1216283884Sjhb	PMCDBG2(MDP,INI,1,"uncore-init pmcmask=0x%jx ucfri=%d", uncore_pmcmask,
1217206089Sfabient	    uncore_ucf_ri);
1218206089Sfabient
1219206089Sfabient	uncore_pcpu = malloc(sizeof(struct uncore_cpu **) * maxcpu, M_PMC,
1220206089Sfabient	    M_ZERO | M_WAITOK);
1221206089Sfabient
1222206089Sfabient	return (0);
1223206089Sfabient}
1224206089Sfabient
1225206089Sfabientvoid
1226206089Sfabientpmc_uncore_finalize(struct pmc_mdep *md)
1227206089Sfabient{
1228283884Sjhb	PMCDBG0(MDP,INI,1, "uncore-finalize");
1229206089Sfabient
1230206089Sfabient	free(uncore_pcpu, M_PMC);
1231206089Sfabient	uncore_pcpu = NULL;
1232206089Sfabient}
1233