1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause
17  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
26  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
97 	 *  - PMAO=0: clear alerts  in power8_pcpu_init()
98 	 *  - FCPC=0, FCP=0: don't freeze counters in problem state  in power8_pcpu_init()
99 	 *  - FCECE: Freeze Counters on Enabled Condition or Event  in power8_pcpu_init()
100 	 *  - PMC1CE/PMCNCE: PMC1/N Condition Enable  in power8_pcpu_init()
110 	/* Disable events in PMCs 1-4 */  in power8_pcpu_init()
144 	/* Unfreeze counters and re-enable PERF exceptions if requested. */  in power8_resume_pmc()
163 	pe = a->pm_md.pm_event;  in power8_allocate_pmc()
167 	if (a->pm_class != PMC_CLASS_POWER8)  in power8_allocate_pmc()
170 	if ((a->pm_flags & PMC_F_EV_PMU) == 0)  in power8_allocate_pmc()
174 	 * PMC5 and PMC6 are not programmable and always count instructions  in power8_allocate_pmc()
177 	 * When counter is 0 any of the 4 programmable PMCs may be used for  in power8_allocate_pmc()
190 	caps = a->pm_caps;  in power8_allocate_pmc()
199 	pm->pm_md.pm_powerpc.pm_powerpc_evsel = config;  in power8_allocate_pmc()
201 	PMCDBG3(MDP,ALL,1,"powerpc-allocate cpu=%d ri=%d -> config=0x%x",  in power8_allocate_pmc()
211 	pmc_mdep->pmd_cputype = PMC_CPU_PPC_POWER8;  in pmc_power8_initialize()
213 	pcd = &pmc_mdep->pmd_classdep[PMC_MDEP_CLASS_INDEX_POWERPC];  in pmc_power8_initialize()
214 	pcd->pcd_caps  = POWERPC_PMC_CAPS;  in pmc_power8_initialize()
215 	pcd->pcd_class = PMC_CLASS_POWER8;  in pmc_power8_initialize()
216 	pcd->pcd_num   = POWER8_MAX_PMCS;  in pmc_power8_initialize()
217 	pcd->pcd_ri    = pmc_mdep->pmd_npmc;  in pmc_power8_initialize()
218 	pcd->pcd_width = 32;  in pmc_power8_initialize()
220 	pcd->pcd_pcpu_init      = power8_pcpu_init;  in pmc_power8_initialize()
221 	pcd->pcd_pcpu_fini      = power8_pcpu_fini;  in pmc_power8_initialize()
222 	pcd->pcd_allocate_pmc   = power8_allocate_pmc;  in pmc_power8_initialize()
223 	pcd->pcd_release_pmc    = powerpc_release_pmc;  in pmc_power8_initialize()
224 	pcd->pcd_start_pmc      = powerpc_start_pmc;  in pmc_power8_initialize()
225 	pcd->pcd_stop_pmc       = powerpc_stop_pmc;  in pmc_power8_initialize()
226 	pcd->pcd_get_config     = powerpc_get_config;  in pmc_power8_initialize()
227 	pcd->pcd_config_pmc     = powerpc_config_pmc;  in pmc_power8_initialize()
228 	pcd->pcd_describe       = powerpc_describe;  in pmc_power8_initialize()
229 	pcd->pcd_read_pmc       = powerpc_read_pmc;  in pmc_power8_initialize()
230 	pcd->pcd_write_pmc      = powerpc_write_pmc;  in pmc_power8_initialize()
232 	pmc_mdep->pmd_npmc     += POWER8_MAX_PMCS;  in pmc_power8_initialize()
233 	pmc_mdep->pmd_intr      = powerpc_pmc_intr;  in pmc_power8_initialize()