Differential D36052 Diff 108975 sys/dev/hyperv/vmbus/aarch64/hyperv_machdep.h

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sys/dev/hyperv/vmbus/aarch64/hyperv_machdep.h

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				/*-
				* Copyright (c) 2022 Microsoft Corp.
				* All rights reserved.
				*
				impUnsubmitted Not Done Inline Actions Likely need to update copyright here. Suggest dropping All Rights reserved, though that's a question for your legal department. imp: Likely need to update copyright here. Suggest dropping All Rights reserved, though that's a…
				* 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>

				uint64_t hypercall_md(volatile void *hc_addr, uint64_t in_val,
				uint64_t in_paddr, uint64_t out_paddr);
				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;
				};
				};

				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_ */