KVM: PPC: bookehv64: Add support for std/ld emulation.

Add support for std/ld emulation.

Signed-off-by: Varun Sethi <Varun.Sethi@freescale.com>
Signed-off-by: Alexander Graf <agraf@suse.de>

diff --git a/arch/powerpc/kvm/emulate.c b/arch/powerpc/kvm/emulate.c
index f90e86dea7a2cfdef3a3321a878a370cdde4b287..ee04abaefe233c89e692a9e1a84e4686d4da8030 100644 (file)
--- a/arch/powerpc/kvm/emulate.c
+++ b/arch/powerpc/kvm/emulate.c
@@ -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),