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-rw-r--r--sys/xen/interface/hvm/save.h88
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diff --git a/sys/xen/interface/hvm/save.h b/sys/xen/interface/hvm/save.h
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--- a/sys/xen/interface/hvm/save.h
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-/*
- * hvm/save.h
- *
- * Structure definitions for HVM state that is held by Xen and must
- * be saved along with the domain's memory and device-model state.
- *
- * Copyright (c) 2007 XenSource Ltd.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to
- * deal in the Software without restriction, including without limitation the
- * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
- * sell copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
- * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
- * DEALINGS IN THE SOFTWARE.
- */
-
-#ifndef __XEN_PUBLIC_HVM_SAVE_H__
-#define __XEN_PUBLIC_HVM_SAVE_H__
-
-/*
- * Structures in this header *must* have the same layout in 32bit
- * and 64bit environments: this means that all fields must be explicitly
- * sized types and aligned to their sizes, and the structs must be
- * a multiple of eight bytes long.
- *
- * Only the state necessary for saving and restoring (i.e. fields
- * that are analogous to actual hardware state) should go in this file.
- * Internal mechanisms should be kept in Xen-private headers.
- */
-
-#if !defined(__GNUC__) || defined(__STRICT_ANSI__)
-#error "Anonymous structs/unions are a GNU extension."
-#endif
-
-/*
- * Each entry is preceded by a descriptor giving its type and length
- */
-struct hvm_save_descriptor {
- uint16_t typecode; /* Used to demux the various types below */
- uint16_t instance; /* Further demux within a type */
- uint32_t length; /* In bytes, *not* including this descriptor */
-};
-
-
-/*
- * Each entry has a datatype associated with it: for example, the CPU state
- * is saved as a HVM_SAVE_TYPE(CPU), which has HVM_SAVE_LENGTH(CPU),
- * and is identified by a descriptor with typecode HVM_SAVE_CODE(CPU).
- * DECLARE_HVM_SAVE_TYPE binds these things together with some type-system
- * ugliness.
- */
-
-#define DECLARE_HVM_SAVE_TYPE(_x, _code, _type) \
- struct __HVM_SAVE_TYPE_##_x { _type t; char c[_code]; }
-
-#define HVM_SAVE_TYPE(_x) typeof (((struct __HVM_SAVE_TYPE_##_x *)(0))->t)
-#define HVM_SAVE_LENGTH(_x) (sizeof (HVM_SAVE_TYPE(_x)))
-#define HVM_SAVE_CODE(_x) (sizeof (((struct __HVM_SAVE_TYPE_##_x *)(0))->c))
-
-
-/*
- * The series of save records is teminated by a zero-type, zero-length
- * descriptor.
- */
-
-struct hvm_save_end {};
-DECLARE_HVM_SAVE_TYPE(END, 0, struct hvm_save_end);
-
-#if defined(__i386__) || defined(__x86_64__)
-#include "../arch-x86/hvm/save.h"
-#elif defined(__ia64__)
-#include "../arch-ia64/hvm/save.h"
-#else
-#error "unsupported architecture"
-#endif
-
-#endif /* __XEN_PUBLIC_HVM_SAVE_H__ */
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