[SPARC64]: Add missing NCS and SVC hypervisor interfaces.

Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 72 insertions, 0 deletions

diff --git a/arch/sparc64/kernel/entry.S b/arch/sparc64/kernel/entry.S
index 8f10dda0f5c0..ed712e0b3372 100644
--- a/arch/sparc64/kernel/entry.S
+++ b/arch/sparc64/kernel/entry.S
@@ -2498,3 +2498,75 @@ sun4v_vintr_set_target:
         retl
          nop
         .size   sun4v_vintr_set_target, .-sun4v_vintr_set_target
+
+        /* %o0: NCS sub-function
+         * %o1: sub-function arg real-address
+         * %o2: sub-function arg size
+         *
+         * returns %o0: status
+         */
+        .globl  sun4v_ncs_request
+        .type   sun4v_ncs_request,#function
+sun4v_ncs_request:
+        mov     HV_FAST_NCS_REQUEST, %o5
+        ta      HV_FAST_TRAP
+        retl
+         nop
+        .size   sun4v_ncs_request, .-sun4v_ncs_request
+
+        .globl  sun4v_scv_send
+        .type   sun4v_scv_send,#function
+sun4v_scv_send:
+        save    %sp, -192, %sp
+        mov     %i0, %o0
+        mov     %i1, %o1
+        mov     %i2, %o2
+        mov     HV_FAST_SVC_SEND, %o5
+        ta      HV_FAST_TRAP
+        stx     %o1, [%i3]
+        ret
+        restore
+        .size   sun4v_scv_send, .-sun4v_scv_send
+
+        .globl  sun4v_scv_recv
+        .type   sun4v_scv_recv,#function
+sun4v_scv_recv:
+        save    %sp, -192, %sp
+        mov     %i0, %o0
+        mov     %i1, %o1
+        mov     %i2, %o2
+        mov     HV_FAST_SVC_RECV, %o5
+        ta      HV_FAST_TRAP
+        stx     %o1, [%i3]
+        ret
+        restore
+        .size   sun4v_scv_recv, .-sun4v_scv_recv
+
+        .globl  sun4v_scv_getstatus
+        .type   sun4v_scv_getstatus,#function
+sun4v_scv_getstatus:
+        mov     HV_FAST_SVC_GETSTATUS, %o5
+        mov     %o1, %o4
+        ta      HV_FAST_TRAP
+        stx     %o1, [%o4]
+        retl
+         nop
+        .size   sun4v_scv_getstatus, .-sun4v_scv_getstatus
+
+        .globl  sun4v_scv_setstatus
+        .type   sun4v_scv_setstatus,#function
+sun4v_scv_setstatus:
+        mov     HV_FAST_SVC_SETSTATUS, %o5
+        ta      HV_FAST_TRAP
+        retl
+         nop
+        .size   sun4v_scv_setstatus, .-sun4v_scv_setstatus
+
+        .globl  sun4v_scv_clrstatus
+        .type   sun4v_scv_clrstatus,#function
+sun4v_scv_clrstatus:
+        mov     HV_FAST_SVC_CLRSTATUS, %o5
+        ta      HV_FAST_TRAP
+        retl
+         nop
+        .size   sun4v_scv_clrstatus, .-sun4v_scv_clrstatus