diff options
| -rw-r--r-- | linux-headers/asm-powerpc/kvm.h | 2 | ||||
| -rw-r--r-- | linux-headers/linux/kvm.h | 35 | ||||
| -rw-r--r-- | target-ppc/kvm.c | 12 |
3 files changed, 28 insertions, 21 deletions
diff --git a/linux-headers/asm-powerpc/kvm.h b/linux-headers/asm-powerpc/kvm.h index fb3fddcd8..dea21565b 100644 --- a/linux-headers/asm-powerpc/kvm.h +++ b/linux-headers/asm-powerpc/kvm.h @@ -327,6 +327,6 @@ struct kvm_book3e_206_tlb_params { __u32 reserved[8]; }; -#define KVM_ONE_REG_PPC_HIOR KVM_ONE_REG_PPC | 0x100 +#define KVM_REG_PPC_HIOR (KVM_REG_PPC | KVM_REG_SIZE_U64 | 0x1) #endif /* __LINUX_KVM_POWERPC_H */ diff --git a/linux-headers/linux/kvm.h b/linux-headers/linux/kvm.h index a8761d3be..8c33a5724 100644 --- a/linux-headers/linux/kvm.h +++ b/linux-headers/linux/kvm.h @@ -654,30 +654,33 @@ struct kvm_dirty_tlb { /* Available with KVM_CAP_ONE_REG */ -#define KVM_ONE_REG_GENERIC 0x0000000000000000ULL +#define KVM_REG_ARCH_MASK 0xff00000000000000ULL +#define KVM_REG_GENERIC 0x0000000000000000ULL /* * Architecture specific registers are to be defined in arch headers and * ORed with the arch identifier. */ -#define KVM_ONE_REG_PPC 0x1000000000000000ULL -#define KVM_ONE_REG_X86 0x2000000000000000ULL -#define KVM_ONE_REG_IA64 0x3000000000000000ULL -#define KVM_ONE_REG_ARM 0x4000000000000000ULL -#define KVM_ONE_REG_S390 0x5000000000000000ULL +#define KVM_REG_PPC 0x1000000000000000ULL +#define KVM_REG_X86 0x2000000000000000ULL +#define KVM_REG_IA64 0x3000000000000000ULL +#define KVM_REG_ARM 0x4000000000000000ULL +#define KVM_REG_S390 0x5000000000000000ULL + +#define KVM_REG_SIZE_SHIFT 52 +#define KVM_REG_SIZE_MASK 0x00f0000000000000ULL +#define KVM_REG_SIZE_U8 0x0000000000000000ULL +#define KVM_REG_SIZE_U16 0x0010000000000000ULL +#define KVM_REG_SIZE_U32 0x0020000000000000ULL +#define KVM_REG_SIZE_U64 0x0030000000000000ULL +#define KVM_REG_SIZE_U128 0x0040000000000000ULL +#define KVM_REG_SIZE_U256 0x0050000000000000ULL +#define KVM_REG_SIZE_U512 0x0060000000000000ULL +#define KVM_REG_SIZE_U1024 0x0070000000000000ULL struct kvm_one_reg { __u64 id; - union { - __u8 reg8; - __u16 reg16; - __u32 reg32; - __u64 reg64; - __u8 reg128[16]; - __u8 reg256[32]; - __u8 reg512[64]; - __u8 reg1024[128]; - } u; + __u64 addr; }; /* diff --git a/target-ppc/kvm.c b/target-ppc/kvm.c index 0410901b5..f7c986c58 100644 --- a/target-ppc/kvm.c +++ b/target-ppc/kvm.c @@ -740,6 +740,7 @@ void kvmppc_set_papr(CPUState *env) struct kvm_one_reg reg = {}; struct kvm_sregs sregs = {}; int ret; + uint64_t hior = env->spr[SPR_HIOR]; cap.cap = KVM_CAP_PPC_PAPR; ret = kvm_vcpu_ioctl(env, KVM_ENABLE_CAP, &cap); @@ -755,11 +756,14 @@ void kvmppc_set_papr(CPUState *env) * Once we have qdev CPUs, move HIOR to a qdev property and * remove this chunk. */ - reg.id = KVM_ONE_REG_PPC_HIOR; - reg.u.reg64 = env->spr[SPR_HIOR]; + reg.id = KVM_REG_PPC_HIOR; + reg.addr = (uintptr_t)&hior; ret = kvm_vcpu_ioctl(env, KVM_SET_ONE_REG, ®); - if (ret) { - goto fail; + if (ret && 0) { + fprintf(stderr, "Couldn't set HIOR. Maybe you're running an old \n" + "kernel with support for HV KVM but no PAPR PR \n" + "KVM in which case things will work. If they don't \n" + "please update your host kernel!\n"); } /* Set SDR1 so kernel space finds the HTAB */ |