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 1a7489b..546c116 100644 --- a/target-ppc/kvm.c +++ b/target-ppc/kvm.c @@ -1010,6 +1010,7 @@ int kvmppc_smt_threads(void) return cap_ppc_smt ? cap_ppc_smt : 1; } +#ifdef TARGET_PPC64 off_t kvmppc_alloc_rma(const char *name, MemoryRegion *sysmem) { void *rma; @@ -1053,6 +1054,16 @@ off_t kvmppc_alloc_rma(const char *name, MemoryRegion *sysmem) return size; } +uint64_t kvmppc_rma_size(uint64_t current_size, unsigned int hash_shift) +{ + if (cap_ppc_rma >= 2) { + return current_size; + } + return MIN(current_size, + getrampagesize() << (hash_shift - 7)); +} +#endif + void *kvmppc_create_spapr_tce(uint32_t liobn, uint32_t window_size, int *pfd) { struct kvm_create_spapr_tce args = { @@ -1112,6 +1123,24 @@ int kvmppc_remove_spapr_tce(void *table, int fd, uint32_t window_size) return 0; } +int kvmppc_reset_htab(int shift_hint) +{ + uint32_t shift = shift_hint; + + if (kvm_enabled() && + kvm_check_extension(kvm_state, KVM_CAP_PPC_ALLOC_HTAB)) { + int ret; + ret = kvm_vm_ioctl(kvm_state, KVM_PPC_ALLOCATE_HTAB, &shift); + if (ret < 0) { + return ret; + } + return shift; + } + + /* For now.. */ + return 0; +} + static inline uint32_t mfpvr(void) { uint32_t pvr; |