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 * Hypervisor calls used by tpm driver 29 */ 30 31#include <sys/asm_linkage.h> 32 33#if defined(sun4v) 34#include <sys/hypervisor_api.h> 35 36#if defined(lint) || defined(__lint) 37 38/*ARGSUSED*/ 39uint64_t 40hcall_tpm_get(uint64_t locality, uint64_t offset, uint64_t size, 41 uint64_t *value) 42{ 43 return (0); 44} 45 46/*ARGSUSED*/ 47uint64_t 48hcall_tpm_put(uint64_t locality, uint64_t offset, uint64_t size, 49 uint64_t value) 50{ 51 return (0); 52} 53 54#else /* lint || __lint */ 55 56/* 57 * hcall_tpm_get(uint64_t locality, uint64_t offset, uint64_t size, 58 * uint64_t *value) 59 */ 60 ENTRY(hcall_tpm_get) 61 mov %o3, %g1 62 mov HV_TPM_GET, %o5 63 ta FAST_TRAP 64 stx %o1, [%g1] 65 retl 66 nop 67 SET_SIZE(hcall_tpm_get) 68 69/* 70 * uint64_t 71 * hcall_tpm_put(uint64_t locality, uint64_t offset, uint64_t size, 72 * uint64_t value) 73 */ 74 ENTRY(hcall_tpm_put) 75 mov HV_TPM_PUT, %o5 76 ta FAST_TRAP 77 retl 78 nop 79 SET_SIZE(hcall_tpm_put) 80 81#endif /* lint || __lint */ 82 83#endif /* defined(sun4v) */ 84