On 31.01.2013, at 14:24, Alexander Graf wrote:
>
> On 30.01.2013, at 14:29, Mihai Caraman wrote:
>
>> Emulate TLBnPS registers which are available in MMU Architecture Version
>> (MAV) 2.0.
>>
>> Signed-off-by: Mihai Caraman <mihai.caraman@xxxxxxxxxxxxx>
>> ---
>> arch/powerpc/include/asm/kvm_host.h | 1 +
>> arch/powerpc/kvm/e500.h | 5 +++++
>> arch/powerpc/kvm/e500_emulate.c | 10 ++++++++++
>> arch/powerpc/kvm/e500_mmu.c | 5 +++++
>> 4 files changed, 21 insertions(+), 0 deletions(-)
>>
>> diff --git a/arch/powerpc/include/asm/kvm_host.h b/arch/powerpc/include/asm/kvm_host.h
>> index 8a72d59..88fcfe6 100644
>> --- a/arch/powerpc/include/asm/kvm_host.h
>> +++ b/arch/powerpc/include/asm/kvm_host.h
>> @@ -501,6 +501,7 @@ struct kvm_vcpu_arch {
>> spinlock_t wdt_lock;
>> struct timer_list wdt_timer;
>> u32 tlbcfg[4];
>> + u32 tlbps[4];
>> u32 mmucfg;
>> u32 epr;
>> struct kvmppc_booke_debug_reg dbg_reg;
>> diff --git a/arch/powerpc/kvm/e500.h b/arch/powerpc/kvm/e500.h
>> index 41cefd4..b9f76d8 100644
>> --- a/arch/powerpc/kvm/e500.h
>> +++ b/arch/powerpc/kvm/e500.h
>> @@ -303,4 +303,9 @@ static inline unsigned int get_tlbmiss_tid(struct kvm_vcpu *vcpu)
>> #define get_tlb_sts(gtlbe) (MAS1_TS)
>> #endif /* !BOOKE_HV */
>>
>> +static inline unsigned int has_mmu_v2(const struct kvm_vcpu *vcpu)
>
> bool. Also rename it to "is_..." then.
In light of the comment I did in a later patch, this too could be convert to feature flags.
Alex
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