1 /* 2 * RISC-V PMU header file. 3 * 4 * Copyright (c) 2021 Western Digital Corporation or its affiliates. 5 * 6 * This program is free software; you can redistribute it and/or modify it 7 * under the terms and conditions of the GNU General Public License, 8 * version 2 or later, as published by the Free Software Foundation. 9 * 10 * This program is distributed in the hope it will be useful, but WITHOUT 11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 12 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for 13 * more details. 14 * 15 * You should have received a copy of the GNU General Public License along with 16 * this program. If not, see <http://www.gnu.org/licenses/>. 17 */ 18 19 #ifndef RISCV_PMU_H 20 #define RISCV_PMU_H 21 22 #include "cpu.h" 23 #include "qapi/error.h" 24 25 bool riscv_pmu_ctr_monitor_instructions(CPURISCVState *env, 26 uint32_t target_ctr); 27 bool riscv_pmu_ctr_monitor_cycles(CPURISCVState *env, 28 uint32_t target_ctr); 29 void riscv_pmu_timer_cb(void *priv); 30 void riscv_pmu_init(RISCVCPU *cpu, Error **errp); 31 int riscv_pmu_update_event_map(CPURISCVState *env, uint64_t value, 32 uint32_t ctr_idx); 33 int riscv_pmu_incr_ctr(RISCVCPU *cpu, enum riscv_pmu_event_idx event_idx); 34 void riscv_pmu_generate_fdt_node(void *fdt, uint32_t cmask, char *pmu_name); 35 int riscv_pmu_setup_timer(CPURISCVState *env, uint64_t value, 36 uint32_t ctr_idx); 37 void riscv_pmu_update_fixed_ctrs(CPURISCVState *env, target_ulong newpriv, 38 bool new_virt); 39 RISCVException riscv_pmu_read_ctr(CPURISCVState *env, target_ulong *val, 40 bool upper_half, uint32_t ctr_idx); 41 42 #endif /* RISCV_PMU_H */ 43