[PATCH 3/5] KVM: PPC: e500: Remove E.PT category from VCPUs

[Mihai Caraman]

Embedded.Page Table (E.PT) category in VMs requires indirect tlb entries
emulation which is not supported yet. Configure TLBnCFG to remove E.PT
category from VCPUs.

Signed-off-by: Mihai Caraman <mihai.cara...@freescale.com>
---
 arch/powerpc/kvm/e500_mmu.c |   10 ++++++----
 1 files changed, 6 insertions(+), 4 deletions(-)

diff --git a/arch/powerpc/kvm/e500_mmu.c b/arch/powerpc/kvm/e500_mmu.c
index 129299a..9a1f7b7 100644
--- a/arch/powerpc/kvm/e500_mmu.c
+++ b/arch/powerpc/kvm/e500_mmu.c
@@ -692,12 +692,14 @@ int kvm_vcpu_ioctl_config_tlb(struct kvm_vcpu *vcpu,
        vcpu_e500->gtlb_offset[0] = 0;
        vcpu_e500->gtlb_offset[1] = params.tlb_sizes[0];
 
-       vcpu->arch.tlbcfg[0] &= ~(TLBnCFG_N_ENTRY | TLBnCFG_ASSOC);
+       vcpu->arch.tlbcfg[0] &=
+                             ~(TLBnCFG_N_ENTRY | TLBnCFG_ASSOC | TLBnCFG_IND);
        if (params.tlb_sizes[0] <= 2048)
                vcpu->arch.tlbcfg[0] |= params.tlb_sizes[0];
        vcpu->arch.tlbcfg[0] |= params.tlb_ways[0] << TLBnCFG_ASSOC_SHIFT;
 
-       vcpu->arch.tlbcfg[1] &= ~(TLBnCFG_N_ENTRY | TLBnCFG_ASSOC);
+       vcpu->arch.tlbcfg[1] &=
+                             ~(TLBnCFG_N_ENTRY | TLBnCFG_ASSOC | TLBnCFG_IND);
        vcpu->arch.tlbcfg[1] |= params.tlb_sizes[1];
        vcpu->arch.tlbcfg[1] |= params.tlb_ways[1] << TLBnCFG_ASSOC_SHIFT;
 
@@ -783,13 +785,13 @@ int kvmppc_e500_tlb_init(struct kvmppc_vcpu_e500 
*vcpu_e500)
 
        /* Init TLB configuration register */
        vcpu->arch.tlbcfg[0] = mfspr(SPRN_TLB0CFG) &
-                            ~(TLBnCFG_N_ENTRY | TLBnCFG_ASSOC);
+                            ~(TLBnCFG_N_ENTRY | TLBnCFG_ASSOC | TLBnCFG_IND);
        vcpu->arch.tlbcfg[0] |= vcpu_e500->gtlb_params[0].entries;
        vcpu->arch.tlbcfg[0] |=
                vcpu_e500->gtlb_params[0].ways << TLBnCFG_ASSOC_SHIFT;
 
        vcpu->arch.tlbcfg[1] = mfspr(SPRN_TLB1CFG) &
-                            ~(TLBnCFG_N_ENTRY | TLBnCFG_ASSOC);
+                            ~(TLBnCFG_N_ENTRY | TLBnCFG_ASSOC | TLBnCFG_IND);
        vcpu->arch.tlbcfg[1] |= vcpu_e500->gtlb_params[1].entries;
        vcpu->arch.tlbcfg[1] |=
                vcpu_e500->gtlb_params[1].ways << TLBnCFG_ASSOC_SHIFT;
-- 
1.7.4.1


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