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Commit 6c5cb739 authored by Varun Sethi's avatar Varun Sethi Committed by Alexander Graf
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KVM: PPC: bookehv64: Add support for std/ld emulation. 



Add support for std/ld emulation.

Signed-off-by: default avatarVarun Sethi <Varun.Sethi@freescale.com>
Signed-off-by: default avatarAlexander Graf <agraf@suse.de>
parent 75c44bbb

arch/powerpc/kvm/emulate.c

+16 −0
Original line number Diff line number Diff line
@@ -59,11 +59,13 @@ 
#define OP_31_XOP_STHBRX    918



#define OP_LWZ  32

#define OP_LD   58

#define OP_LWZU 33

#define OP_LBZ  34

#define OP_LBZU 35

#define OP_STW  36

#define OP_STWU 37

#define OP_STD  62

#define OP_STB  38

#define OP_STBU 39

#define OP_LHZ  40
@@ -392,6 +394,12 @@ int kvmppc_emulate_instruction(struct kvm_run *run, struct kvm_vcpu *vcpu) 
		emulated = kvmppc_handle_load(run, vcpu, rt, 4, 1);

		break;



	/* TBD: Add support for other 64 bit load variants like ldu, ldux, ldx etc. */

	case OP_LD:

		rt = get_rt(inst);

		emulated = kvmppc_handle_load(run, vcpu, rt, 8, 1);

		break;



	case OP_LWZU:

		emulated = kvmppc_handle_load(run, vcpu, rt, 4, 1);

		kvmppc_set_gpr(vcpu, ra, vcpu->arch.vaddr_accessed);
@@ -412,6 +420,14 @@ int kvmppc_emulate_instruction(struct kvm_run *run, struct kvm_vcpu *vcpu) 
		                               4, 1);

		break;



	/* TBD: Add support for other 64 bit store variants like stdu, stdux, stdx etc. */

	case OP_STD:

		rs = get_rs(inst);

		emulated = kvmppc_handle_store(run, vcpu,

					       kvmppc_get_gpr(vcpu, rs),

		                               8, 1);

		break;



	case OP_STWU:

		emulated = kvmppc_handle_store(run, vcpu,

					       kvmppc_get_gpr(vcpu, rs),