diff mbox series

[v5,03/12] target/riscv: pmu: Rename the counters extension to pmu

Message ID 20220219002518.1936806-4-atishp@rivosinc.com
State New
Headers show
Series Improve PMU support | expand

Commit Message

Atish Kumar Patra Feb. 19, 2022, 12:25 a.m. UTC 
From: Atish Patra <atish.patra@wdc.com>

The PMU counters are supported via cpu config "Counters" which doesn't
indicate the correct purpose of those counters.

Rename the config property to pmu to indicate that these counters
are performance monitoring counters. This aligns with cpu options for
ARM architecture as well.

Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Signed-off-by: Atish Patra <atish.patra@wdc.com>
Signed-off-by: Atish Patra <atishp@rivosinc.com>
---
 target/riscv/cpu.c | 2 +-
 target/riscv/cpu.h | 2 +-
 target/riscv/csr.c | 4 ++--
 3 files changed, 4 insertions(+), 4 deletions(-)
diff mbox series

Patch

diff --git a/target/riscv/cpu.c b/target/riscv/cpu.c
index 09dc07d12d6f..173b9d3c5d3e 100644
--- a/target/riscv/cpu.c
+++ b/target/riscv/cpu.c
@@ -768,7 +768,7 @@  static Property riscv_cpu_properties[] = {
     DEFINE_PROP_BOOL("u", RISCVCPU, cfg.ext_u, true),
     DEFINE_PROP_BOOL("v", RISCVCPU, cfg.ext_v, false),
     DEFINE_PROP_BOOL("h", RISCVCPU, cfg.ext_h, true),
-    DEFINE_PROP_BOOL("Counters", RISCVCPU, cfg.ext_counters, true),
+    DEFINE_PROP_BOOL("pmu", RISCVCPU, cfg.ext_pmu, true),
     DEFINE_PROP_BOOL("Zifencei", RISCVCPU, cfg.ext_ifencei, true),
     DEFINE_PROP_BOOL("Zicsr", RISCVCPU, cfg.ext_icsr, true),
     DEFINE_PROP_BOOL("Zfh", RISCVCPU, cfg.ext_zfh, false),
diff --git a/target/riscv/cpu.h b/target/riscv/cpu.h
index 5d914bd34550..2dc491887f24 100644
--- a/target/riscv/cpu.h
+++ b/target/riscv/cpu.h
@@ -365,7 +365,7 @@  struct RISCVCPUConfig {
     bool ext_zbb;
     bool ext_zbc;
     bool ext_zbs;
-    bool ext_counters;
+    bool ext_pmu;
     bool ext_ifencei;
     bool ext_icsr;
     bool ext_svinval;
diff --git a/target/riscv/csr.c b/target/riscv/csr.c
index 789f0c598932..2c3bba81c8af 100644
--- a/target/riscv/csr.c
+++ b/target/riscv/csr.c
@@ -69,8 +69,8 @@  static RISCVException ctr(CPURISCVState *env, int csrno)
     RISCVCPU *cpu = RISCV_CPU(cs);
     int ctr_index;
 
-    if (!cpu->cfg.ext_counters) {
-        /* The Counters extensions is not enabled */
+    if (!cpu->cfg.ext_pmu) {
+        /* The PMU extension is not enabled */
         return RISCV_EXCP_ILLEGAL_INST;
     }