diff options
| author | Mihai Caraman <mihai.caraman@freescale.com> | 2013-04-11 00:03:10 +0000 |
|---|---|---|
| committer | Alexander Graf <agraf@suse.de> | 2013-04-26 20:27:07 +0200 |
| commit | 307d9008ed4f28920e0e78719e10d0f407341e00 (patch) | |
| tree | feb54a2bb563bd85e6b56126dc8079c3abadb923 /arch/powerpc/kvm/e500.h | |
| parent | 8893a188b13160ee4b228fab02d802cf4f0a3e78 (diff) | |
| download | op-kernel-dev-307d9008ed4f28920e0e78719e10d0f407341e00.zip op-kernel-dev-307d9008ed4f28920e0e78719e10d0f407341e00.tar.gz | |
KVM: PPC: e500: Add support for TLBnPS registers
Add support for TLBnPS registers available in MMU Architecture Version
(MAV) 2.0.
Signed-off-by: Mihai Caraman <mihai.caraman@freescale.com>
Signed-off-by: Alexander Graf <agraf@suse.de>
Diffstat (limited to 'arch/powerpc/kvm/e500.h')
| -rw-r--r-- | arch/powerpc/kvm/e500.h | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/arch/powerpc/kvm/e500.h b/arch/powerpc/kvm/e500.h index b73ca7a..c2e5e98 100644 --- a/arch/powerpc/kvm/e500.h +++ b/arch/powerpc/kvm/e500.h @@ -23,6 +23,10 @@ #include <asm/mmu-book3e.h> #include <asm/tlb.h> +enum vcpu_ftr { + VCPU_FTR_MMU_V2 +}; + #define E500_PID_NUM 3 #define E500_TLB_NUM 2 @@ -299,4 +303,18 @@ static inline unsigned int get_tlbmiss_tid(struct kvm_vcpu *vcpu) #define get_tlb_sts(gtlbe) (MAS1_TS) #endif /* !BOOKE_HV */ +static inline bool has_feature(const struct kvm_vcpu *vcpu, + enum vcpu_ftr ftr) +{ + bool has_ftr; + switch (ftr) { + case VCPU_FTR_MMU_V2: + has_ftr = ((vcpu->arch.mmucfg & MMUCFG_MAVN) == MMUCFG_MAVN_V2); + break; + default: + return false; + } + return has_ftr; +} + #endif /* KVM_E500_H */ |
