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 2009 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 */ 26 27/* 28 * Assembly language support for the iospc IO performance counter driver. 29 */ 30 31#include <sys/asm_linkage.h> 32#include <sys/hypervisor_api.h> 33#include "rfios_acc.h" 34 35/*LINTLIBRARY*/ 36 37#if defined(lint) 38 39/*ARGSUSED*/ 40int 41rfiospc_get_perfreg(cntr_handle_t handle, int regid, uint64_t *data) 42{ return (0); } 43 44/*ARGSUSED*/ 45int 46rfiospc_set_perfreg(cntr_handle_t handle, int regid, uint64_t data) 47{ return (0); } 48 49#else /* lint */ 50 51 ENTRY(rfiospc_get_perfreg) 52 mov RFIOS_GET_PERFREG, %o5 53 ta FAST_TRAP 54 brz,a %o0, 1f 55 stx %o1, [%o2] 561: retl 57 nop 58 SET_SIZE(rfiospc_get_perfreg) 59 60 ENTRY(rfiospc_set_perfreg) 61 mov RFIOS_SET_PERFREG, %o5 62 ta FAST_TRAP 63 retl 64 nop 65 SET_SIZE(rfiospc_set_perfreg) 66 67#endif 68