[v3,3/3] target/riscv/kvm: add missing KVM CSRs

Commit Message

Daniel Henrique Barboza Feb. 24, 2025, 12:31 p.m. UTC

We're missing scounteren and senvcfg CSRs, both already present in the
KVM UAPI.

Signed-off-by: Daniel Henrique Barboza <[e-mail]>
Reviewed-by: Andrew Jones <[e-mail]>
---
 target/riscv/kvm/kvm-cpu.c | 6 ++++++
 1 file changed, 6 insertions(+)

Patch

diff --git a/target/riscv/kvm/kvm-cpu.c b/target/riscv/kvm/kvm-cpu.c
index cabc34b6a2..e8c31a32d4 100644
--- a/target/riscv/kvm/kvm-cpu.c
+++ b/target/riscv/kvm/kvm-cpu.c
@@ -619,6 +619,8 @@  static void kvm_riscv_reset_regs_csr(CPURISCVState *env)
     env->stval = 0;
     env->mip = 0;
     env->satp = 0;
+    env->scounteren = 0;
+    env->senvcfg = 0;
 }
 
 static int kvm_riscv_get_regs_csr(CPUState *cs)
@@ -634,6 +636,8 @@  static int kvm_riscv_get_regs_csr(CPUState *cs)
     KVM_RISCV_GET_CSR(cs, env, stval, env->stval);
     KVM_RISCV_GET_CSR(cs, env, sip, env->mip);
     KVM_RISCV_GET_CSR(cs, env, satp, env->satp);
+    KVM_RISCV_GET_CSR(cs, env, scounteren, env->scounteren);
+    KVM_RISCV_GET_CSR(cs, env, senvcfg, env->senvcfg);
 
     return 0;
 }
@@ -651,6 +655,8 @@  static int kvm_riscv_put_regs_csr(CPUState *cs)
     KVM_RISCV_SET_CSR(cs, env, stval, env->stval);
     KVM_RISCV_SET_CSR(cs, env, sip, env->mip);
     KVM_RISCV_SET_CSR(cs, env, satp, env->satp);
+    KVM_RISCV_SET_CSR(cs, env, scounteren, env->scounteren);
+    KVM_RISCV_SET_CSR(cs, env, senvcfg, env->senvcfg);
 
     return 0;
 }