KVM_ISA_EXT_ARR(SVPBMT),
KVM_ISA_EXT_ARR(ZIHINTPAUSE),
KVM_ISA_EXT_ARR(ZICBOM),
+ KVM_ISA_EXT_ARR(ZICBOZ),
};
static unsigned long kvm_riscv_vcpu_base2isa_ext(unsigned long base_ext)
WRITE_ONCE(vcpu->arch.irqs_pending, 0);
WRITE_ONCE(vcpu->arch.irqs_pending_mask, 0);
+ kvm_riscv_vcpu_pmu_reset(vcpu);
+
vcpu->arch.hfence_head = 0;
vcpu->arch.hfence_tail = 0;
memset(vcpu->arch.hfence_queue, 0, sizeof(vcpu->arch.hfence_queue));
/* Setup VCPU timer */
kvm_riscv_vcpu_timer_init(vcpu);
+ /* setup performance monitoring */
+ kvm_riscv_vcpu_pmu_init(vcpu);
+
/* Reset VCPU */
kvm_riscv_reset_vcpu(vcpu);
/* Cleanup VCPU timer */
kvm_riscv_vcpu_timer_deinit(vcpu);
+ kvm_riscv_vcpu_pmu_deinit(vcpu);
+
/* Free unused pages pre-allocated for G-stage page table mappings */
kvm_mmu_free_memory_cache(&vcpu->arch.mmu_page_cache);
}
return -EINVAL;
reg_val = riscv_cbom_block_size;
break;
+ case KVM_REG_RISCV_CONFIG_REG(zicboz_block_size):
+ if (!riscv_isa_extension_available(vcpu->arch.isa, ZICBOZ))
+ return -EINVAL;
+ reg_val = riscv_cboz_block_size;
+ break;
case KVM_REG_RISCV_CONFIG_REG(mvendorid):
reg_val = vcpu->arch.mvendorid;
break;
break;
case KVM_REG_RISCV_CONFIG_REG(zicbom_block_size):
return -EOPNOTSUPP;
+ case KVM_REG_RISCV_CONFIG_REG(zicboz_block_size):
+ return -EOPNOTSUPP;
case KVM_REG_RISCV_CONFIG_REG(mvendorid):
if (!vcpu->arch.ran_atleast_once)
vcpu->arch.mvendorid = reg_val;
if (riscv_isa_extension_available(isa, ZICBOM))
henvcfg |= (ENVCFG_CBIE | ENVCFG_CBCFE);
+ if (riscv_isa_extension_available(isa, ZICBOZ))
+ henvcfg |= ENVCFG_CBZE;
+
csr_write(CSR_HENVCFG, henvcfg);
#ifdef CONFIG_32BIT
csr_write(CSR_HENVCFGH, henvcfg >> 32);