[v2] target/riscv/kvm: CSR related fixes

[PATCH v2 7/9] target/riscv/kvm: add senvcfg CSR

Posted by Daniel Henrique Barboza 6 months, 3 weeks ago

We're missing the senvcfg CSRs which is already present in the
KVM UAPI.

Reported-by: Andrew Jones <ajones@ventanamicro.com>
Signed-off-by: Daniel Henrique Barboza <dbarboza@ventanamicro.com>
---
 target/riscv/kvm/kvm-cpu.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/target/riscv/kvm/kvm-cpu.c b/target/riscv/kvm/kvm-cpu.c
index f341085ba1..e37fa38c07 100644
--- a/target/riscv/kvm/kvm-cpu.c
+++ b/target/riscv/kvm/kvm-cpu.c
@@ -249,6 +249,7 @@ static KVMCPUConfig kvm_csr_cfgs[] = {
     KVM_CSR_CFG("stval", stval, RISCV_CSR_REG(stval)),
     KVM_CSR_CFG("sip", mip, RISCV_CSR_REG(sip)),
     KVM_CSR_CFG("satp", satp, RISCV_CSR_REG(satp)),
+    KVM_CSR_CFG("senvcfg", senvcfg, RISCV_CSR_REG(senvcfg)),
 };
 
 static void *kvmconfig_get_env_addr(RISCVCPU *cpu, KVMCPUConfig *csr_cfg)
@@ -698,6 +699,7 @@ static void kvm_riscv_reset_regs_csr(CPURISCVState *env)
     env->stval = 0;
     env->mip = 0;
     env->satp = 0;
+    env->senvcfg = 0;
 }
 
 static int kvm_riscv_get_regs_fp(CPUState *cs)
-- 
2.49.0

Re: [PATCH v2 7/9] target/riscv/kvm: add senvcfg CSR

Posted by Andrew Jones 6 months, 3 weeks ago

On Fri, Apr 25, 2025 at 08:37:03AM -0300, Daniel Henrique Barboza wrote:
> We're missing the senvcfg CSRs which is already present in the
> KVM UAPI.
> 
> Reported-by: Andrew Jones <ajones@ventanamicro.com>
> Signed-off-by: Daniel Henrique Barboza <dbarboza@ventanamicro.com>
> ---
>  target/riscv/kvm/kvm-cpu.c | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/target/riscv/kvm/kvm-cpu.c b/target/riscv/kvm/kvm-cpu.c
> index f341085ba1..e37fa38c07 100644
> --- a/target/riscv/kvm/kvm-cpu.c
> +++ b/target/riscv/kvm/kvm-cpu.c
> @@ -249,6 +249,7 @@ static KVMCPUConfig kvm_csr_cfgs[] = {
>      KVM_CSR_CFG("stval", stval, RISCV_CSR_REG(stval)),
>      KVM_CSR_CFG("sip", mip, RISCV_CSR_REG(sip)),
>      KVM_CSR_CFG("satp", satp, RISCV_CSR_REG(satp)),
> +    KVM_CSR_CFG("senvcfg", senvcfg, RISCV_CSR_REG(senvcfg)),
>  };
>  
>  static void *kvmconfig_get_env_addr(RISCVCPU *cpu, KVMCPUConfig *csr_cfg)
> @@ -698,6 +699,7 @@ static void kvm_riscv_reset_regs_csr(CPURISCVState *env)
>      env->stval = 0;
>      env->mip = 0;
>      env->satp = 0;
> +    env->senvcfg = 0;
>  }
>  
>  static int kvm_riscv_get_regs_fp(CPUState *cs)
> -- 
> 2.49.0
>

Reviewed-by: Andrew Jones <ajones@ventanamicro.com>