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Commit 2c509672 authored by Bharat Bhushan's avatar Bharat Bhushan Committed by Alexander Graf
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KVM: PPC: BOOKE: Add one reg interface for DBSR 



Signed-off-by: default avatarBharat Bhushan <Bharat.Bhushan@freescale.com>
Signed-off-by: default avatarAlexander Graf <agraf@suse.de>
parent 348ba710

arch/powerpc/include/uapi/asm/kvm.h

+1 −0
Original line number Diff line number Diff line
@@ -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

arch/powerpc/kvm/booke.c

+6 −0
Original line number Diff line number Diff line
@@ -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);