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, Version 1.0 only 6 * (the "License"). You may not use this file except in compliance 7 * with the License. 8 * 9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10 * or http://www.opensolaris.org/os/licensing. 11 * See the License for the specific language governing permissions 12 * and limitations under the License. 13 * 14 * When distributing Covered Code, include this CDDL HEADER in each 15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16 * If applicable, add the following below this CDDL HEADER, with the 17 * fields enclosed by brackets "[]" replaced with your own identifying 18 * information: Portions Copyright [yyyy] [name of copyright owner] 19 * 20 * CDDL HEADER END 21 */ 22/* 23 * Copyright 2005 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 * Utility Assembly routines used by the debugger. 31 */ 32 33#if defined(__lint) 34#include <sys/types.h> 35#include <kmdb/kmdb_asmutil.h> 36#endif 37 38#include <sys/asm_linkage.h> 39#include <sys/privregs.h> 40#include "mach_asmutil.h" 41 42#if defined(__lint) 43int 44get_nwin(void) 45{ 46 return (0); /* wouldn't that be amusing */ 47} 48#else 49 50 ENTRY(get_nwin) 51 GET_NWIN(%g4, %g3); /* %g4 is scratch, %g3 set to nwin-1 */ 52 mov %g3, %o0 53 retl 54 add %o0, 1, %o0 55 SET_SIZE(get_nwin) 56 57#endif 58 59#if defined(__lint) 60uintptr_t 61get_fp(void) 62{ 63 return (0); 64} 65#else 66 67 ENTRY(get_fp) 68 retl 69 mov %fp, %o0 70 SET_SIZE(get_fp) 71 72#endif 73 74#if defined(__lint) 75void 76interrupts_on(void) 77{ 78} 79#else 80 81 ENTRY(interrupts_on) 82 rdpr %pstate, %o0 83 bset PSTATE_IE, %o0 84 retl 85 wrpr %o0, %pstate 86 SET_SIZE(interrupts_on) 87 88#endif 89 90#if defined(__lint) 91void 92interrupts_off(void) 93{ 94} 95#else 96 97 ENTRY(interrupts_off) 98 rdpr %pstate, %o0 99 bclr PSTATE_IE, %o0 100 retl 101 wrpr %o0, %pstate 102 SET_SIZE(interrupts_off) 103 104#endif 105 106#if defined(__lint) 107caddr_t 108get_tba(void) 109{ 110 return (0); 111} 112#else 113 114 ENTRY(get_tba) 115 retl 116 rdpr %tba, %o0 117 SET_SIZE(get_tba) 118 119#endif 120 121#if defined(__lint) 122/*ARGSUSED*/ 123void 124set_tba(caddr_t new) 125{ 126} 127#else 128 129 ENTRY(set_tba) 130 retl 131 wrpr %o0, %tba 132 SET_SIZE(set_tba) 133 134#endif 135