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sys/dev/hyperv/vmbus/x86/hyperv_reg.h
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/*- SPDX-License-Identifier: BSD-2-Clause-FreeBSD | |||||
* Copyright (c) 2022 Microsoft Corp. | |||||
* All rights reserved. | |||||
* | |||||
* Redistribution and use in source and binary forms, with or without | |||||
* modification, are permitted provided that the following conditions | |||||
* are met: | |||||
* 1. Redistributions of source code must retain the above copyright | |||||
* notice unmodified, this list of conditions, and the following | |||||
* disclaimer. | |||||
* 2. Redistributions in binary form must reproduce the above copyright | |||||
* notice, this list of conditions and the following disclaimer in the | |||||
* documentation and/or other materials provided with the distribution. | |||||
* | |||||
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR | |||||
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES | |||||
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. | |||||
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, | |||||
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT | |||||
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |||||
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |||||
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |||||
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF | |||||
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |||||
* | |||||
* $FreeBSD$ | |||||
*/ | |||||
#ifndef _HYPERV_REG_H_ | |||||
#define _HYPERV_REG_H_ | |||||
#include <sys/param.h> | |||||
#include <sys/systm.h> | |||||
/* | |||||
* Hyper-V Synthetic MSRs | |||||
*/ | |||||
#define MSR_HV_GUEST_OS_ID 0x40000000 | |||||
#define MSR_HV_GUESTID_BUILD_MASK 0xffffULL | |||||
#define MSR_HV_GUESTID_VERSION_MASK 0x0000ffffffff0000ULL | |||||
#define MSR_HV_GUESTID_VERSION_SHIFT 16 | |||||
#define MSR_HV_GUESTID_OSID_MASK 0x00ff000000000000ULL | |||||
#define MSR_HV_GUESTID_OSID_SHIFT 48 | |||||
#define MSR_HV_GUESTID_OSTYPE_MASK 0x7f00000000000000ULL | |||||
#define MSR_HV_GUESTID_OSTYPE_SHIFT 56 | |||||
#define MSR_HV_GUESTID_OPENSRC 0x8000000000000000ULL | |||||
#define MSR_HV_GUESTID_OSTYPE_LINUX \ | |||||
((0x01ULL << MSR_HV_GUESTID_OSTYPE_SHIFT) | MSR_HV_GUESTID_OPENSRC) | |||||
#define MSR_HV_GUESTID_OSTYPE_FREEBSD \ | |||||
((0x02ULL << MSR_HV_GUESTID_OSTYPE_SHIFT) | MSR_HV_GUESTID_OPENSRC) | |||||
#define MSR_HV_HYPERCALL 0x40000001 | |||||
#define MSR_HV_HYPERCALL_ENABLE 0x0001ULL | |||||
#define MSR_HV_HYPERCALL_RSVD_MASK 0x0ffeULL | |||||
#define MSR_HV_HYPERCALL_PGSHIFT 12 | |||||
#define MSR_HV_VP_INDEX 0x40000002 | |||||
#define MSR_HV_REFERENCE_TSC 0x40000021 | |||||
#define MSR_HV_REFTSC_ENABLE 0x0001ULL | |||||
#define MSR_HV_REFTSC_RSVD_MASK 0x0ffeULL | |||||
#define MSR_HV_REFTSC_PGSHIFT 12 | |||||
#define MSR_HV_SCONTROL 0x40000080 | |||||
#define MSR_HV_SCTRL_ENABLE 0x0001ULL | |||||
#define MSR_HV_SCTRL_RSVD_MASK 0xfffffffffffffffeULL | |||||
#define MSR_HV_SIEFP 0x40000082 | |||||
#define MSR_HV_SIEFP_ENABLE 0x0001ULL | |||||
#define MSR_HV_SIEFP_RSVD_MASK 0x0ffeULL | |||||
#define MSR_HV_SIEFP_PGSHIFT 12 | |||||
#define MSR_HV_SIMP 0x40000083 | |||||
#define MSR_HV_SIMP_ENABLE 0x0001ULL | |||||
#define MSR_HV_SIMP_RSVD_MASK 0x0ffeULL | |||||
#define MSR_HV_SIMP_PGSHIFT 12 | |||||
#define MSR_HV_EOM 0x40000084 | |||||
#define MSR_HV_SINT0 0x40000090 | |||||
#define MSR_HV_SINT_VECTOR_MASK 0x00ffULL | |||||
#define MSR_HV_SINT_RSVD1_MASK 0xff00ULL | |||||
#define MSR_HV_SINT_MASKED 0x00010000ULL | |||||
#define MSR_HV_SINT_AUTOEOI 0x00020000ULL | |||||
#define MSR_HV_SINT_RSVD2_MASK 0xfffffffffffc0000ULL | |||||
#define MSR_HV_SINT_RSVD_MASK (MSR_HV_SINT_RSVD1_MASK | \ | |||||
MSR_HV_SINT_RSVD2_MASK) | |||||
#define MSR_HV_STIMER0_CONFIG 0x400000b0 | |||||
#define MSR_HV_STIMER_CFG_ENABLE 0x0001ULL | |||||
#define MSR_HV_STIMER_CFG_PERIODIC 0x0002ULL | |||||
#define MSR_HV_STIMER_CFG_LAZY 0x0004ULL | |||||
#define MSR_HV_STIMER_CFG_AUTOEN 0x0008ULL | |||||
#define MSR_HV_STIMER_CFG_SINT_MASK 0x000f0000ULL | |||||
#define MSR_HV_STIMER_CFG_SINT_SHIFT 16 | |||||
#define MSR_HV_STIMER0_COUNT 0x400000b1 | |||||
/* | |||||
* CPUID leaves | |||||
*/ | |||||
#define CPUID_LEAF_HV_MAXLEAF 0x40000000 | |||||
#define CPUID_LEAF_HV_INTERFACE 0x40000001 | |||||
#define CPUID_HV_IFACE_HYPERV 0x31237648 /* HV#1 */ | |||||
#define CPUID_LEAF_HV_IDENTITY 0x40000002 | |||||
#define CPUID_LEAF_HV_FEATURES 0x40000003 | |||||
/* EAX: features include/hyperv.h CPUID_HV_MSR */ | |||||
/* ECX: power management features */ | |||||
#define CPUPM_HV_CSTATE_MASK 0x000f /* deepest C-state */ | |||||
#define CPUPM_HV_C3_HPET 0x0010 /* C3 requires HPET */ | |||||
#define CPUPM_HV_CSTATE(f) ((f) & CPUPM_HV_CSTATE_MASK) | |||||
/* EDX: features3 */ | |||||
#define CPUID3_HV_MWAIT 0x0001 /* MWAIT */ | |||||
#define CPUID3_HV_XMM_HYPERCALL 0x0010 /* Hypercall input through | |||||
* XMM regs */ | |||||
#define CPUID3_HV_GUEST_IDLE 0x0020 /* guest idle */ | |||||
#define CPUID3_HV_NUMA 0x0080 /* NUMA distance query */ | |||||
#define CPUID3_HV_TIME_FREQ 0x0100 /* timer frequency query | |||||
* (TSC, LAPIC) */ | |||||
#define CPUID3_HV_MSR_CRASH 0x0400 /* MSRs for guest crash */ | |||||
#define CPUID_LEAF_HV_RECOMMENDS 0x40000004 | |||||
#define CPUID_LEAF_HV_LIMITS 0x40000005 | |||||
#define CPUID_LEAF_HV_HWFEATURES 0x40000006 | |||||
/* | |||||
* Hyper-V Monitor Notification Facility | |||||
*/ | |||||
struct hyperv_mon_param { | |||||
uint32_t mp_connid; | |||||
uint16_t mp_evtflag_ofs; | |||||
uint16_t mp_rsvd; | |||||
} __packed; | |||||
/* | |||||
* Hyper-V message types | |||||
*/ | |||||
#define HYPERV_MSGTYPE_NONE 0 | |||||
#define HYPERV_MSGTYPE_CHANNEL 1 | |||||
#define HYPERV_MSGTYPE_TIMER_EXPIRED 0x80000010 | |||||
/* | |||||
* Hypercall status codes | |||||
*/ | |||||
#define HYPERCALL_STATUS_SUCCESS 0x0000 | |||||
/* | |||||
* Hypercall input values | |||||
*/ | |||||
#define HYPERCALL_POST_MESSAGE 0x005c | |||||
#define HYPERCALL_SIGNAL_EVENT 0x005d | |||||
/* | |||||
* Hypercall input parameters | |||||
*/ | |||||
#define HYPERCALL_PARAM_ALIGN 8 | |||||
#if 0 | |||||
/* | |||||
* XXX | |||||
* <<Hypervisor Top Level Functional Specification 4.0b>> requires | |||||
* input parameters size to be multiple of 8, however, many post | |||||
* message input parameters do _not_ meet this requirement. | |||||
*/ | |||||
#define HYPERCALL_PARAM_SIZE_ALIGN 8 | |||||
#endif | |||||
/* | |||||
* HYPERCALL_POST_MESSAGE | |||||
*/ | |||||
#define HYPERCALL_POSTMSGIN_DSIZE_MAX 240 | |||||
#define HYPERCALL_POSTMSGIN_SIZE 256 | |||||
struct hypercall_postmsg_in { | |||||
uint32_t hc_connid; | |||||
uint32_t hc_rsvd; | |||||
uint32_t hc_msgtype; /* HYPERV_MSGTYPE_ */ | |||||
uint32_t hc_dsize; | |||||
uint8_t hc_data[HYPERCALL_POSTMSGIN_DSIZE_MAX]; | |||||
} __packed; | |||||
CTASSERT(sizeof(struct hypercall_postmsg_in) == HYPERCALL_POSTMSGIN_SIZE); | |||||
/* | |||||
* HYPERCALL_SIGNAL_EVENT | |||||
* | |||||
* struct hyperv_mon_param. | |||||
*/ | |||||
#endif /* !_HYPERV_REG_H_ */ |