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authorPeter Maydell <peter.maydell@linaro.org>2020-02-14 17:51:02 +0000
committerPeter Maydell <peter.maydell@linaro.org>2020-02-21 16:07:01 +0000
commitd52c061e541982a3663ad5c65bd3b518dbe85b87 (patch)
tree1bb47af40b616b3d297b629d1faf55ede701437f
parentceb2744b47a1ef4184dca56a158eb3156b6eba36 (diff)
downloadfocaccia-qemu-d52c061e541982a3663ad5c65bd3b518dbe85b87.tar.gz
focaccia-qemu-d52c061e541982a3663ad5c65bd3b518dbe85b87.zip
target/arm: Use FIELD macros for clearing ID_DFR0 PERFMON field
We already define FIELD macros for ID_DFR0, so use them in the
one place where we're doing direct bit value manipulation.

Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 20200214175116.9164-8-peter.maydell@linaro.org
-rw-r--r--target/arm/cpu.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/target/arm/cpu.c b/target/arm/cpu.c
index 12bf968800..1024f506c5 100644
--- a/target/arm/cpu.c
+++ b/target/arm/cpu.c
@@ -1719,7 +1719,7 @@ static void arm_cpu_realizefn(DeviceState *dev, Error **errp)
 #endif
     } else {
         cpu->id_aa64dfr0 = FIELD_DP64(cpu->id_aa64dfr0, ID_AA64DFR0, PMUVER, 0);
-        cpu->id_dfr0 &= ~(0xf << 24);
+        cpu->id_dfr0 = FIELD_DP32(cpu->id_dfr0, ID_DFR0, PERFMON, 0);
         cpu->pmceid0 = 0;
         cpu->pmceid1 = 0;
     }