1 /*
   2  * CDDL HEADER START
   3  *
   4  * The contents of this file are subject to the terms of the
   5  * Common Development and Distribution License (the "License").
   6  * You may not use this file except in compliance with the License.
   7  *
   8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
   9  * or http://www.opensolaris.org/os/licensing.
  10  * See the License for the specific language governing permissions
  11  * and limitations under the License.
  12  *
  13  * When distributing Covered Code, include this CDDL HEADER in each
  14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  15  * If applicable, add the following below this CDDL HEADER, with the
  16  * fields enclosed by brackets "[]" replaced with your own identifying
  17  * information: Portions Copyright [yyyy] [name of copyright owner]
  18  *
  19  * CDDL HEADER END
  20  */
  21 
  22 /*
  23  * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
  24  * Use is subject to license terms.
  25  */
  26 
  27 #pragma ident   "%Z%%M% %I%     %E% SMI"
  28 
  29 /*
  30  * Assembly language support for sun4v px driver
  31  */
  32  
  33 #include <sys/asm_linkage.h>
  34 #include <sys/machthread.h>
  35 #include <sys/privregs.h>
  36 #include <sys/hypervisor_api.h>
  37 #include "fpc-impl-4v.h"
  38 
  39 /*LINTLIBRARY*/
  40 
  41 #if defined(lint)
  42 
  43 #include "fpc-impl-4v.h"
  44 
  45 /*ARGSUSED*/    
  46 int
  47 fpc_get_fire_perfreg(devhandle_t dev_hdl, int regid, uint64_t *data)
  48 { return (0); }
  49 
  50 /*ARGSUSED*/    
  51 int
  52 fpc_set_fire_perfreg(devhandle_t dev_hdl, int regid, uint64_t data)
  53 { return (0); }
  54 
  55 #else /* lint */
  56 
  57         /*
  58          * fpc_get_fire_perfreg(devhandle_t dev_hdl, int regid, uint64_t *data)
  59          */
  60         ENTRY(fpc_get_fire_perfreg)
  61         mov     FIRE_GET_PERFREG, %o5
  62         ta      FAST_TRAP
  63         brz,a   %o0, 1f
  64         stx     %o1, [%o2]
  65 1:      retl
  66         nop
  67         SET_SIZE(fpc_get_fire_perfreg)
  68 
  69         /*
  70          * fpc_set_fire_perfreg(devhandle_t dev_hdl, int regid, uint64_t data)
  71          */
  72         ENTRY(fpc_set_fire_perfreg)
  73         mov     FIRE_SET_PERFREG, %o5
  74         ta      FAST_TRAP
  75         retl
  76         nop
  77         SET_SIZE(fpc_set_fire_perfreg)
  78 
  79 
  80 #endif