1*09ea9c53SPatrick Mooney /* 2*09ea9c53SPatrick Mooney * This file and its contents are supplied under the terms of the 3*09ea9c53SPatrick Mooney * Common Development and Distribution License ("CDDL"), version 1.0. 4*09ea9c53SPatrick Mooney * You may only use this file in accordance with the terms of version 5*09ea9c53SPatrick Mooney * 1.0 of the CDDL. 6*09ea9c53SPatrick Mooney * 7*09ea9c53SPatrick Mooney * A full copy of the text of the CDDL should have accompanied this 8*09ea9c53SPatrick Mooney * source. A copy of the CDDL is also available via the Internet at 9*09ea9c53SPatrick Mooney * http://www.illumos.org/license/CDDL. 10*09ea9c53SPatrick Mooney */ 11*09ea9c53SPatrick Mooney 12*09ea9c53SPatrick Mooney /* 13*09ea9c53SPatrick Mooney * Copyright 2025 Oxide Computer Company 14*09ea9c53SPatrick Mooney */ 15*09ea9c53SPatrick Mooney 16*09ea9c53SPatrick Mooney #ifndef _SVM_PMU_H 17*09ea9c53SPatrick Mooney #define _SVM_PMU_H 18*09ea9c53SPatrick Mooney 19*09ea9c53SPatrick Mooney #include <sys/stdbool.h> 20*09ea9c53SPatrick Mooney #include <sys/vmm_kernel.h> 21*09ea9c53SPatrick Mooney #include <sys/hma.h> 22*09ea9c53SPatrick Mooney 23*09ea9c53SPatrick Mooney #include "svm_softc.h" 24*09ea9c53SPatrick Mooney 25*09ea9c53SPatrick Mooney #define SVM_PMU_MAX_COUNTERS 6 26*09ea9c53SPatrick Mooney 27*09ea9c53SPatrick Mooney struct svm_pmu_vcpu { 28*09ea9c53SPatrick Mooney struct hma_svm_cpc_state spv_hma_state; 29*09ea9c53SPatrick Mooney uint64_t spv_evtsel_shadow[SVM_PMU_MAX_COUNTERS]; 30*09ea9c53SPatrick Mooney hma_svm_cpc_res_t spv_last_entry; 31*09ea9c53SPatrick Mooney }; 32*09ea9c53SPatrick Mooney 33*09ea9c53SPatrick Mooney CTASSERT(SVM_PMU_MAX_COUNTERS == HMA_CPC_REGS_MAX); 34*09ea9c53SPatrick Mooney 35*09ea9c53SPatrick Mooney typedef enum svm_pmu_flavor { 36*09ea9c53SPatrick Mooney SPF_NONE = 0, 37*09ea9c53SPatrick Mooney SPF_PRE_ZEN, 38*09ea9c53SPatrick Mooney SPF_ZEN1, 39*09ea9c53SPatrick Mooney SPF_ZEN2, 40*09ea9c53SPatrick Mooney } svm_pmu_flavor_t; 41*09ea9c53SPatrick Mooney 42*09ea9c53SPatrick Mooney struct svm_pmu { 43*09ea9c53SPatrick Mooney bool sp_enabled; 44*09ea9c53SPatrick Mooney svm_pmu_flavor_t sp_flavor; 45*09ea9c53SPatrick Mooney }; 46*09ea9c53SPatrick Mooney 47*09ea9c53SPatrick Mooney void svm_pmu_init(struct svm_softc *); 48*09ea9c53SPatrick Mooney bool svm_pmu_owned_msr(uint32_t); 49*09ea9c53SPatrick Mooney vm_msr_result_t svm_pmu_rdmsr(struct svm_softc *, int, uint32_t, uint64_t *); 50*09ea9c53SPatrick Mooney vm_msr_result_t svm_pmu_wrmsr(struct svm_softc *, int, uint32_t, uint64_t); 51*09ea9c53SPatrick Mooney bool svm_pmu_rdpmc(struct svm_softc *, int, uint32_t, uint64_t *); 52*09ea9c53SPatrick Mooney void svm_pmu_enter(struct svm_softc *, int); 53*09ea9c53SPatrick Mooney void svm_pmu_exit(struct svm_softc *, int); 54*09ea9c53SPatrick Mooney 55*09ea9c53SPatrick Mooney #endif /* _SVM_PMU_H */ 56