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 the n2piupc N2 PIU performance counter driver.
  31  */
  32  
  33 #include <sys/asm_linkage.h>
  34 #include <sys/hypervisor_api.h>
  35 #include "n2piupc_acc.h"
  36 
  37 /*LINTLIBRARY*/
  38 
  39 #if defined(lint)
  40 
  41 /*ARGSUSED*/    
  42 int
  43 n2piupc_get_perfreg(cntr_handle_t handle, int regid, uint64_t *data)
  44 { return (0); }
  45 
  46 /*ARGSUSED*/    
  47 int
  48 n2piupc_set_perfreg(cntr_handle_t handle, int regid, uint64_t data)
  49 { return (0); }
  50 
  51 #else /* lint */
  52 
  53         ENTRY(n2piupc_get_perfreg)
  54         mov     N2PIU_GET_PERFREG, %o5
  55         ta      FAST_TRAP
  56         brz,a   %o0, 1f
  57         stx     %o1, [%o2]
  58 1:      retl
  59         nop
  60         SET_SIZE(n2piupc_get_perfreg)
  61 
  62         ENTRY(n2piupc_set_perfreg)
  63         mov     N2PIU_SET_PERFREG, %o5
  64         ta      FAST_TRAP
  65         retl
  66         nop
  67         SET_SIZE(n2piupc_set_perfreg)
  68 
  69 #endif

   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 /*
  28  * Assembly language support for the n2piupc N2 PIU performance counter driver.
  29  */
  30  
  31 #include <sys/asm_linkage.h>
  32 #include <sys/hypervisor_api.h>
  33 #include "n2piupc_acc.h"
  34 
  35 /*LINTLIBRARY*/
  36 














  37         ENTRY(n2piupc_get_perfreg)
  38         mov     N2PIU_GET_PERFREG, %o5
  39         ta      FAST_TRAP
  40         brz,a   %o0, 1f
  41         stx     %o1, [%o2]
  42 1:      retl
  43         nop
  44         SET_SIZE(n2piupc_get_perfreg)
  45 
  46         ENTRY(n2piupc_set_perfreg)
  47         mov     N2PIU_SET_PERFREG, %o5
  48         ta      FAST_TRAP
  49         retl
  50         nop
  51         SET_SIZE(n2piupc_set_perfreg)
  52