glvc_hcall.s revision 4ab777b1b0f310e59b52a57c79efa0571506942a
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2006 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#pragma ident "%Z%%M% %I% %E% SMI"
/*
* Hypervisor calls called by glvc driver.
*/
#include <sys/asm_linkage.h>
#include <sys/hypervisor_api.h>
#include <sys/glvc.h>
#if defined(lint) || defined(__lint)
/*ARGSUSED*/
uint64_t
hv_service_recv(uint64_t s_id, uint64_t buf_pa, uint64_t size,
uint64_t *recv_bytes)
{ return (0); }
/*ARGSUSED*/
uint64_t
hv_service_send(uint64_t s_id, uint64_t buf_pa, uint64_t size,
uint64_t *send_bytes)
{ return (0); }
/*ARGSUSED*/
uint64_t
hv_service_getstatus(uint64_t s_id, uint64_t *vreg)
{ return (0); }
/*ARGSUSED*/
uint64_t
hv_service_setstatus(uint64_t s_id, uint64_t bits)
{ return (0); }
/*ARGSUSED*/
uint64_t
hv_service_clrstatus(uint64_t s_id, uint64_t bits)
{ return (0); }
#else /* lint || __lint */
/*
* hv_service_recv(uint64_t s_id, uint64_t buf_pa,
* uint64_t size, uint64_t *recv_bytes);
*/
ENTRY(hv_service_recv)
save %sp, -SA(MINFRAME), %sp
mov %i0, %o0
mov %i1, %o1
mov %i2, %o2
mov %i3, %o3
mov SVC_RECV, %o5
ta FAST_TRAP
brnz %o0, 1f
mov %o0, %i0
stx %o1, [%i3]
1:
ret
restore
SET_SIZE(hv_service_recv)
/*
* hv_service_send(uint64_t s_id, uint64_t buf_pa,
* uint64_t size, uint64_t *recv_bytes);
*/
ENTRY(hv_service_send)
save %sp, -SA(MINFRAME), %sp
mov %i0, %o0
mov %i1, %o1
mov %i2, %o2
mov %i3, %o3
mov SVC_SEND, %o5
ta FAST_TRAP
brnz %o0, 1f
mov %o0, %i0
stx %o1, [%i3]
1:
ret
restore
SET_SIZE(hv_service_send)
/*
* hv_service_getstatus(uint64_t s_id, uint64_t *vreg);
*/
ENTRY(hv_service_getstatus)
mov %o1, %o4 ! save datap
mov SVC_GETSTATUS, %o5
ta FAST_TRAP
brz,a %o0, 1f
stx %o1, [%o4]
1:
retl
nop
SET_SIZE(hv_service_getstatus)
/*
* hv_service_setstatus(uint64_t s_id, uint64_t bits);
*/
ENTRY(hv_service_setstatus)
mov SVC_SETSTATUS, %o5
ta FAST_TRAP
retl
nop
SET_SIZE(hv_service_setstatus)
/*
* hv_service_clrstatus(uint64_t s_id, uint64_t bits);
*/
ENTRY(hv_service_clrstatus)
mov SVC_CLRSTATUS, %o5
ta FAST_TRAP
retl
nop
SET_SIZE(hv_service_clrstatus)
#endif /* lint || __lint */