diff options
Diffstat (limited to 'target/ppc/kvm.c')
| -rw-r--r-- | target/ppc/kvm.c | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/target/ppc/kvm.c b/target/ppc/kvm.c index 79b90a6910..9dc2f7fa55 100644 --- a/target/ppc/kvm.c +++ b/target/ppc/kvm.c @@ -50,6 +50,7 @@ #include "hw/ppc/spapr_cpu_core.h" #endif #include "elf.h" +#include "sysemu/kvm_int.h" //#define DEBUG_KVM @@ -333,6 +334,30 @@ static void kvm_get_smmu_info(PowerPCCPU *cpu, struct kvm_ppc_smmu_info *info) kvm_get_fallback_smmu_info(cpu, info); } +struct ppc_radix_page_info *kvm_get_radix_page_info(void) +{ + KVMState *s = KVM_STATE(current_machine->accelerator); + struct ppc_radix_page_info *radix_page_info; + struct kvm_ppc_rmmu_info rmmu_info; + int i; + + if (!kvm_check_extension(s, KVM_CAP_PPC_MMU_RADIX)) { + return NULL; + } + if (kvm_vm_ioctl(s, KVM_PPC_GET_RMMU_INFO, &rmmu_info)) { + return NULL; + } + radix_page_info = g_malloc0(sizeof(*radix_page_info)); + radix_page_info->count = 0; + for (i = 0; i < PPC_PAGE_SIZES_MAX_SZ; i++) { + if (rmmu_info.ap_encodings[i]) { + radix_page_info->entries[i] = rmmu_info.ap_encodings[i]; + radix_page_info->count++; + } + } + return radix_page_info; +} + static bool kvm_valid_page_size(uint32_t flags, long rampgsize, uint32_t shift) { if (!(flags & KVM_PPC_PAGE_SIZES_REAL)) { @@ -2303,6 +2328,10 @@ static void kvmppc_host_cpu_class_init(ObjectClass *oc, void *data) if (icache_size != -1) { pcc->l1_icache_size = icache_size; } + +#if defined(TARGET_PPC64) + pcc->radix_page_info = kvm_get_radix_page_info(); +#endif /* defined(TARGET_PPC64) */ } bool kvmppc_has_cap_epr(void) |