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-rw-r--r--target/riscv/cpu.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/target/riscv/cpu.c b/target/riscv/cpu.c
index 1ecb82bb5d..b005bcb786 100644
--- a/target/riscv/cpu.c
+++ b/target/riscv/cpu.c
@@ -403,11 +403,10 @@ static void rv64_thead_c906_cpu_init(Object *obj)
     CPURISCVState *env = &RISCV_CPU(obj)->env;
     RISCVCPU *cpu = RISCV_CPU(obj);
 
-    set_misa(env, MXL_RV64, RVI | RVM | RVA | RVF | RVD | RVC | RVS | RVU);
+    set_misa(env, MXL_RV64, RVC | RVS | RVU);
     set_priv_version(env, PRIV_VERSION_1_11_0);
 
     cpu->cfg.ext_g = true;
-    cpu->cfg.ext_icsr = true;
     cpu->cfg.ext_zfh = true;
     cpu->cfg.mmu = true;
     cpu->cfg.ext_xtheadba = true;