1 /* $NetBSD: vmware.h,v 1.1 2022/10/25 23:39:01 riastradh Exp $ */ 2 3 /*- 4 * Copyright (c) 2022 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 17 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 18 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 19 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 20 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 26 * POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29 #ifndef _ASM_VMWARE_H_ 30 #define _ASM_VMWARE_H_ 31 32 #include <sys/cdefs.h> 33 34 #if defined __i386__ || defined __x86_64__ 35 36 #define VMWARE_HYPERVISOR_PORT 0x5658 37 #define VMWARE_HYPERVISOR_PORT_HB 0x5659 38 39 #define VMWARE_HYPERVISOR_HB __BIT(0) 40 #define VMWARE_HYPERVISOR_OUT __BIT(1) 41 42 /* XXX support vmcall/vmmcall */ 43 #define VMWARE_HYPERCALL \ 44 "movw $"__STRING(VMWARE_HYPERVISOR_PORT)",%%dx;" \ 45 "inl (%%dx),%%eax;" 46 47 #define VMWARE_HYPERCALL_HB_OUT \ 48 "movw $"__STRING(VMWARE_HYPERVISOR_PORT_HB)",%%dx;" \ 49 "rep outsb;" 50 51 #define VMWARE_HYPERCALL_HB_IN \ 52 "movw $"__STRING(VMWARE_HYPERVISOR_PORT_HB)",%%dx;" \ 53 "rep insb;" 54 55 #endif 56 57 #endif /* _ASM_BARRIER_H_ */ 58