10Sstevel@tonic-gate/* 20Sstevel@tonic-gate * CDDL HEADER START 30Sstevel@tonic-gate * 40Sstevel@tonic-gate * The contents of this file are subject to the terms of the 50Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only 60Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance 70Sstevel@tonic-gate * with the License. 80Sstevel@tonic-gate * 90Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 100Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 110Sstevel@tonic-gate * See the License for the specific language governing permissions 120Sstevel@tonic-gate * and limitations under the License. 130Sstevel@tonic-gate * 140Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 150Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 160Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 170Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 180Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 190Sstevel@tonic-gate * 200Sstevel@tonic-gate * CDDL HEADER END 210Sstevel@tonic-gate */ 220Sstevel@tonic-gate/* 23*3876Spt157919 * Copyright (c) 2007 by Sun Microsystems, Inc. 240Sstevel@tonic-gate */ 250Sstevel@tonic-gate 260Sstevel@tonic-gate#pragma ident "%Z%%M% %I% %E% SMI" 270Sstevel@tonic-gate 280Sstevel@tonic-gate/* 290Sstevel@tonic-gate * General machine architecture & implementation specific 300Sstevel@tonic-gate * assembly language routines. 310Sstevel@tonic-gate */ 320Sstevel@tonic-gate#if defined(lint) 330Sstevel@tonic-gate#include <sys/types.h> 340Sstevel@tonic-gate#include <sys/machsystm.h> 350Sstevel@tonic-gate#include <sys/t_lock.h> 360Sstevel@tonic-gate#else /* lint */ 370Sstevel@tonic-gate#include "assym.h" 380Sstevel@tonic-gate#endif /* lint */ 390Sstevel@tonic-gate 400Sstevel@tonic-gate#include <sys/asm_linkage.h> 410Sstevel@tonic-gate#include <sys/eeprom.h> 420Sstevel@tonic-gate#include <sys/param.h> 430Sstevel@tonic-gate#include <sys/async.h> 440Sstevel@tonic-gate#include <sys/intreg.h> 450Sstevel@tonic-gate#include <sys/machthread.h> 460Sstevel@tonic-gate#include <sys/iocache.h> 470Sstevel@tonic-gate#include <sys/privregs.h> 480Sstevel@tonic-gate#include <sys/archsystm.h> 490Sstevel@tonic-gate 500Sstevel@tonic-gate#if defined(lint) 510Sstevel@tonic-gate 520Sstevel@tonic-gate/*ARGSUSED*/ 530Sstevel@tonic-gatevoid 540Sstevel@tonic-gatememscrub_read(caddr_t vaddr, u_int blks) 550Sstevel@tonic-gate{} 560Sstevel@tonic-gate 570Sstevel@tonic-gate#else /* lint */ 580Sstevel@tonic-gate 590Sstevel@tonic-gate ! 600Sstevel@tonic-gate ! void memscrub_read(caddr_t src, u_int blks) 610Sstevel@tonic-gate ! 620Sstevel@tonic-gate 630Sstevel@tonic-gate .seg ".text" 640Sstevel@tonic-gate .align 4 650Sstevel@tonic-gate 660Sstevel@tonic-gate ENTRY(memscrub_read) 670Sstevel@tonic-gate srl %o1, 0, %o1 ! clear upper word of blk count 680Sstevel@tonic-gate rd %fprs, %o2 ! get the status of fp 690Sstevel@tonic-gate wr %g0, FPRS_FEF, %fprs ! enable fp 700Sstevel@tonic-gate 710Sstevel@tonic-gate1: 72*3876Spt157919 prefetch [%o0 + 8*64], 0 730Sstevel@tonic-gate ldda [%o0]ASI_BLK_P, %d0 740Sstevel@tonic-gate add %o0, 64, %o0 75*3876Spt157919 prefetch [%o0 + 8*64], 0 760Sstevel@tonic-gate ldda [%o0]ASI_BLK_P, %d16 770Sstevel@tonic-gate add %o0, 64, %o0 78*3876Spt157919 prefetch [%o0 + 8*64], 0 790Sstevel@tonic-gate ldda [%o0]ASI_BLK_P, %d32 800Sstevel@tonic-gate add %o0, 64, %o0 81*3876Spt157919 prefetch [%o0 + 8*64], 0 820Sstevel@tonic-gate ldda [%o0]ASI_BLK_P, %d48 830Sstevel@tonic-gate dec %o1 840Sstevel@tonic-gate brnz,a %o1, 1b 850Sstevel@tonic-gate add %o0, 64, %o0 860Sstevel@tonic-gate 870Sstevel@tonic-gate retl 880Sstevel@tonic-gate wr %o2, 0, %fprs ! restore fprs (disabled) 890Sstevel@tonic-gate SET_SIZE(memscrub_read) 900Sstevel@tonic-gate 910Sstevel@tonic-gate#endif /* lint */ 92