1*0Sstevel@tonic-gate/* 2*0Sstevel@tonic-gate * CDDL HEADER START 3*0Sstevel@tonic-gate * 4*0Sstevel@tonic-gate * The contents of this file are subject to the terms of the 5*0Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only 6*0Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance 7*0Sstevel@tonic-gate * with the License. 8*0Sstevel@tonic-gate * 9*0Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10*0Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 11*0Sstevel@tonic-gate * See the License for the specific language governing permissions 12*0Sstevel@tonic-gate * and limitations under the License. 13*0Sstevel@tonic-gate * 14*0Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 15*0Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16*0Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 17*0Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 18*0Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 19*0Sstevel@tonic-gate * 20*0Sstevel@tonic-gate * CDDL HEADER END 21*0Sstevel@tonic-gate */ 22*0Sstevel@tonic-gate/* 23*0Sstevel@tonic-gate * Copyright 2004 Sun Microsystems, Inc. All rights reserved. 24*0Sstevel@tonic-gate * Use is subject to license terms. 25*0Sstevel@tonic-gate */ 26*0Sstevel@tonic-gate 27*0Sstevel@tonic-gate#pragma ident "%Z%%M% %I% %E% SMI" 28*0Sstevel@tonic-gate 29*0Sstevel@tonic-gate#if defined(__lint) 30*0Sstevel@tonic-gate#include <kmdb/kmdb_asmutil.h> 31*0Sstevel@tonic-gate#endif 32*0Sstevel@tonic-gate 33*0Sstevel@tonic-gate#include <sys/asm_linkage.h> 34*0Sstevel@tonic-gate 35*0Sstevel@tonic-gate#if defined(__lint) 36*0Sstevel@tonic-gate/*ARGSUSED*/ 37*0Sstevel@tonic-gateuintptr_t 38*0Sstevel@tonic-gatecas(uintptr_t *rs1, uintptr_t rs2, uintptr_t rd) 39*0Sstevel@tonic-gate{ 40*0Sstevel@tonic-gate return (0); 41*0Sstevel@tonic-gate} 42*0Sstevel@tonic-gate#else 43*0Sstevel@tonic-gate 44*0Sstevel@tonic-gate ENTRY_NP(cas) 45*0Sstevel@tonic-gate movq %rsi, %rax 46*0Sstevel@tonic-gate lock 47*0Sstevel@tonic-gate cmpxchgq %rdx, (%rdi) 48*0Sstevel@tonic-gate ret 49*0Sstevel@tonic-gate SET_SIZE(cas) 50*0Sstevel@tonic-gate#endif 51*0Sstevel@tonic-gate 52*0Sstevel@tonic-gate#if defined(__lint) 53*0Sstevel@tonic-gatevoid 54*0Sstevel@tonic-gatemembar_producer(void) 55*0Sstevel@tonic-gate{ 56*0Sstevel@tonic-gate} 57*0Sstevel@tonic-gate#else 58*0Sstevel@tonic-gate 59*0Sstevel@tonic-gate ENTRY(membar_producer) 60*0Sstevel@tonic-gate sfence 61*0Sstevel@tonic-gate ret 62*0Sstevel@tonic-gate SET_SIZE(membar_producer) 63*0Sstevel@tonic-gate 64*0Sstevel@tonic-gate#endif 65*0Sstevel@tonic-gate 66*0Sstevel@tonic-gate#if defined(__lint) 67*0Sstevel@tonic-gate/*ARGSUSED*/ 68*0Sstevel@tonic-gatevoid 69*0Sstevel@tonic-gaterdmsr(uint32_t addr, uint64_t *retp) 70*0Sstevel@tonic-gate{ 71*0Sstevel@tonic-gate} 72*0Sstevel@tonic-gate#else 73*0Sstevel@tonic-gate 74*0Sstevel@tonic-gate ENTRY(rdmsr) 75*0Sstevel@tonic-gate movl %edi, %ecx 76*0Sstevel@tonic-gate rdmsr 77*0Sstevel@tonic-gate movl %eax, (%rsi) 78*0Sstevel@tonic-gate movl %edx, 4(%rsi) 79*0Sstevel@tonic-gate ret 80*0Sstevel@tonic-gate SET_SIZE(rdmsr) 81*0Sstevel@tonic-gate 82*0Sstevel@tonic-gate#endif 83*0Sstevel@tonic-gate 84*0Sstevel@tonic-gate#if defined(__lint) 85*0Sstevel@tonic-gate/*ARGSUSED*/ 86*0Sstevel@tonic-gatevoid 87*0Sstevel@tonic-gatewrmsr(uint32_t addr, uint64_t *valp) 88*0Sstevel@tonic-gate{ 89*0Sstevel@tonic-gate} 90*0Sstevel@tonic-gate#else 91*0Sstevel@tonic-gate 92*0Sstevel@tonic-gate ENTRY(wrmsr) 93*0Sstevel@tonic-gate movl (%rsi), %eax 94*0Sstevel@tonic-gate movl 4(%rsi), %edx 95*0Sstevel@tonic-gate movl %edi, %ecx 96*0Sstevel@tonic-gate wrmsr 97*0Sstevel@tonic-gate ret 98*0Sstevel@tonic-gate SET_SIZE(wrmsr) 99*0Sstevel@tonic-gate 100*0Sstevel@tonic-gate#endif 101*0Sstevel@tonic-gate 102*0Sstevel@tonic-gate#if defined(__lint) 103*0Sstevel@tonic-gateuintptr_t 104*0Sstevel@tonic-gateget_fp(void) 105*0Sstevel@tonic-gate{ 106*0Sstevel@tonic-gate return (0); 107*0Sstevel@tonic-gate} 108*0Sstevel@tonic-gate#else 109*0Sstevel@tonic-gate 110*0Sstevel@tonic-gate ENTRY(get_fp) 111*0Sstevel@tonic-gate movq %rbp, %rax 112*0Sstevel@tonic-gate ret 113*0Sstevel@tonic-gate SET_SIZE(get_fp) 114*0Sstevel@tonic-gate 115*0Sstevel@tonic-gate#endif 116*0Sstevel@tonic-gate 117*0Sstevel@tonic-gate#if defined(__lint) 118*0Sstevel@tonic-gate/*ARGSUSED*/ 119*0Sstevel@tonic-gatevoid 120*0Sstevel@tonic-gatekmt_in(void *buf, size_t nbytes, uintptr_t addr) 121*0Sstevel@tonic-gate{ 122*0Sstevel@tonic-gate} 123*0Sstevel@tonic-gate 124*0Sstevel@tonic-gate/*ARGSUSED*/ 125*0Sstevel@tonic-gatevoid 126*0Sstevel@tonic-gatekmt_out(void *buf, size_t nbytes, uintptr_t addr) 127*0Sstevel@tonic-gate{ 128*0Sstevel@tonic-gate} 129*0Sstevel@tonic-gate#else 130*0Sstevel@tonic-gate 131*0Sstevel@tonic-gate ENTRY_NP(kmt_in) 132*0Sstevel@tonic-gate cmpq $4, %rsi 133*0Sstevel@tonic-gate je 4f 134*0Sstevel@tonic-gate cmpq $2, %rsi 135*0Sstevel@tonic-gate je 2f 136*0Sstevel@tonic-gate 137*0Sstevel@tonic-gate1: inb (%dx) 138*0Sstevel@tonic-gate movb %al, 0(%rdi) 139*0Sstevel@tonic-gate ret 140*0Sstevel@tonic-gate 141*0Sstevel@tonic-gate2: inw (%dx) 142*0Sstevel@tonic-gate movw %ax, 0(%rdi) 143*0Sstevel@tonic-gate ret 144*0Sstevel@tonic-gate 145*0Sstevel@tonic-gate4: inl (%dx) 146*0Sstevel@tonic-gate movl %eax, 0(%rdi) 147*0Sstevel@tonic-gate ret 148*0Sstevel@tonic-gate SET_SIZE(kmt_in) 149*0Sstevel@tonic-gate 150*0Sstevel@tonic-gate ENTRY_NP(kmt_out) 151*0Sstevel@tonic-gate cmpq $4, %rsi 152*0Sstevel@tonic-gate je 4f 153*0Sstevel@tonic-gate cmpq $2, %rsi 154*0Sstevel@tonic-gate je 2f 155*0Sstevel@tonic-gate 156*0Sstevel@tonic-gate1: movb 0(%rdi), %al 157*0Sstevel@tonic-gate outb (%dx) 158*0Sstevel@tonic-gate ret 159*0Sstevel@tonic-gate 160*0Sstevel@tonic-gate2: movw 0(%rdi), %ax 161*0Sstevel@tonic-gate outw (%dx) 162*0Sstevel@tonic-gate ret 163*0Sstevel@tonic-gate 164*0Sstevel@tonic-gate4: movl 0(%rdi), %eax 165*0Sstevel@tonic-gate outl (%dx) 166*0Sstevel@tonic-gate ret 167*0Sstevel@tonic-gate SET_SIZE(kmt_out) 168*0Sstevel@tonic-gate 169*0Sstevel@tonic-gate#endif 170