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#include "assym.h" 28 29#include <sys/asm_linkage.h> 30#include <sys/param.h> 31#include <sys/privregs.h> 32#include <sys/machasi.h> 33#include <sys/mmu.h> 34#include <sys/machthread.h> 35#include <sys/pte.h> 36#include <sys/stack.h> 37#include <sys/vis.h> 38#include <sys/param.h> 39#include <sys/errno.h> 40#include <sys/vtrace.h> 41#include <sys/clock.h> 42#include <sys/asi.h> 43#include <sys/fsr.h> 44#include <sys/cheetahregs.h> 45 46! 47! Load the safari address for a specific cpu 48! 49! 50 ENTRY(lddsafaddr) 51#ifndef __sparcv9 52 sllx %o0, 32, %o0 ! shift upper 32 bits 53 srl %o1, 0, %o1 ! clear upper 32 bits 54 or %o0, %o1, %o0 ! form 64 bit physaddr in %o0 using (%o0,%o1) 55#endif 56 rdpr %pstate, %o4 57 andn %o4, PSTATE_IE | PSTATE_AM, %o5 58 wrpr %o5, 0, %pstate ! clear IE, AM bits 59#ifdef __sparcv9 60 ldxa [%o0]ASI_SAFARI_CONFIG, %o0 61#else 62 ldxa [%o0]ASI_SAFARI_CONFIG, %g1 63 srlx %g1, 32, %o0 ! put the high 32 bits in low part of o0 64 srl %g1, 0, %o1 ! put lower 32 bits in o1, clear upper 32 bits 65#endif 66 retl 67 wrpr %g0, %o4, %pstate ! restore earlier pstate register value 68 SET_SIZE(lddsafaddr) 69 70! 71! Load the mc_decode reg for this cpu. 72! 73! 74 ENTRY(lddmcdecode) 75#ifndef __sparcv9 76 sllx %o0, 32, %o0 ! shift upper 32 bits 77 srl %o1, 0, %o1 ! clear upper 32 bits 78 or %o0, %o1, %o0 ! form 64 bit physaddr in %o0 using (%o0,%o1) 79#endif 80 rdpr %pstate, %o4 81 andn %o4, PSTATE_IE | PSTATE_AM, %o5 82 wrpr %o5, 0, %pstate ! clear IE, AM bits 83#ifdef __sparcv9 84 ldxa [%o0]ASI_MC_DECODE, %o0 85#else 86 ldxa [%o0]ASI_MC_DECODE, %g1 87 srlx %g1, 32, %o0 ! put the high 32 bits in low part of o0 88 srl %g1, 0, %o1 ! put lower 32 bits in o1, clear upper 32 bits 89#endif 90 retl 91 wrpr %g0, %o4, %pstate ! restore earlier pstate register value 92 SET_SIZE(lddmcdecode) 93 94