diff mbox series

[v6,03/12] target/riscv: pmu: Rename the counters extension to pmu

Message ID 20220303235440.638790-4-atishp@rivosinc.com
State New
Headers show
Series Improve PMU support | expand

Commit Message

Atish Patra March 3, 2022, 11:54 p.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 58c67148c235..3b781ef455ff 100644
--- a/target/riscv/cpu.c
+++ b/target/riscv/cpu.c
@@ -779,7 +779,7 @@  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 d67e0ba6f7e1..9bece5056c63 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 cb4366b30095..88ae827ba174 100644
--- a/target/riscv/csr.c
+++ b/target/riscv/csr.c
@@ -71,8 +71,8 @@  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;
     }