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/*- SPDX-License-Identifier: BSD-2-Clause-FreeBSD
*
* Copyright (c) 2022 Microsoft Corp.
*
* 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_MACHDEP_H_
#define _HYPERV_MACHDEP_H_
#include <sys/param.h>
typedef uint32_t u32;
typedef uint64_t u64;
struct hv_get_vp_registers_output {
union {
struct {
u32 a;
u32 b;
u32 c;
u32 d;
} as32 __packed;
struct {
u64 low;
u64 high;
} as64 __packed;
};
};
uint64_t hypercall_md(volatile void *hc_addr, u64 in_val,
u64 in_paddr, u64 out_paddr);
void hv_get_vpreg_128(u32, struct hv_get_vp_registers_output *);
void arm_hv_set_vreg(u32 msr, u64 val);
#define WRMSR(msr, val) arm_hv_set_vreg(msr, val)
u64 arm_hv_get_vreg(u32 msr);
#define RDMSR(msr) arm_hv_get_vreg(msr)
#endif /* !_HYPERV_MACHDEP_H_ */
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