xref: /openbmc/qemu/target/riscv/pmu.c (revision 927f93e0)
1 /*
2  * RISC-V PMU 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 #include "qemu/osdep.h"
20 #include "cpu.h"
21 #include "pmu.h"
22 
23 bool riscv_pmu_ctr_monitor_instructions(CPURISCVState *env,
24                                         uint32_t target_ctr)
25 {
26     return (target_ctr == 0) ? true : false;
27 }
28 
29 bool riscv_pmu_ctr_monitor_cycles(CPURISCVState *env, uint32_t target_ctr)
30 {
31     return (target_ctr == 2) ? true : false;
32 }
33