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KVM: PPC: BOOKE: Add one reg interface for DBSR

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Signed-off-by: Bharat Bhushan <Bharat.Bhushan@freescale.com>
Signed-off-by: Alexander Graf <agraf@suse.de>
This commit is contained in:
Bharat Bhushan 2014-08-06 12:08:56 +05:30 committed by Alexander Graf
parent 348ba71081
commit 2c5096720f
2 changed files with 7 additions and 0 deletions
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1
arch/powerpc/include/uapi/asm/kvm.h
View file

@ -557,6 +557,7 @@ struct kvm_get_htab_header {
#define KVM_REG_PPC_DABRX (KVM_REG_PPC | KVM_REG_SIZE_U32 | 0xb8)
#define KVM_REG_PPC_WORT (KVM_REG_PPC | KVM_REG_SIZE_U64 | 0xb9)
#define KVM_REG_PPC_SPRG9 (KVM_REG_PPC | KVM_REG_SIZE_U64 | 0xba)
#define KVM_REG_PPC_DBSR (KVM_REG_PPC | KVM_REG_SIZE_U32 | 0xbb)
/* Transactional Memory checkpointed state:
* This is all GPRs, all VSX regs and a subset of SPRs

6
arch/powerpc/kvm/booke.c
View file

@ -1494,6 +1494,9 @@ int kvm_vcpu_ioctl_get_one_reg(struct kvm_vcpu *vcpu, struct kvm_one_reg *reg)
case KVM_REG_PPC_DAC2:
val = get_reg_val(reg->id, vcpu->arch.dbg_reg.dac2);
break;
case KVM_REG_PPC_DBSR:
val = get_reg_val(reg->id, vcpu->arch.dbsr);
break;
case KVM_REG_PPC_EPR: {
u32 epr = kvmppc_get_epr(vcpu);
val = get_reg_val(reg->id, epr);
@ -1564,6 +1567,9 @@ int kvm_vcpu_ioctl_set_one_reg(struct kvm_vcpu *vcpu, struct kvm_one_reg *reg)
case KVM_REG_PPC_DAC2:
vcpu->arch.dbg_reg.dac2 = set_reg_val(reg->id, val);
break;
case KVM_REG_PPC_DBSR:
vcpu->arch.dbsr = set_reg_val(reg->id, val);
break;
case KVM_REG_PPC_EPR: {
u32 new_epr = set_reg_val(reg->id, val);
kvmppc_set_epr(vcpu, new_epr);