iPXE
xen-compat.h
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1 /* SPDX-License-Identifier: MIT */
2 /******************************************************************************
3  * xen-compat.h
4  *
5  * Guest OS interface to Xen. Compatibility layer.
6  *
7  * Copyright (c) 2006, Christian Limpach
8  */
9 
10 #ifndef __XEN_PUBLIC_XEN_COMPAT_H__
11 #define __XEN_PUBLIC_XEN_COMPAT_H__
12 
13 FILE_LICENCE ( MIT );
14 
15 #define __XEN_LATEST_INTERFACE_VERSION__ 0x00040e00
16 
17 #if defined(__XEN__) || defined(__XEN_TOOLS__)
18 /* Xen is built with matching headers and implements the latest interface. */
19 #define __XEN_INTERFACE_VERSION__ __XEN_LATEST_INTERFACE_VERSION__
20 #elif !defined(__XEN_INTERFACE_VERSION__)
21 /* Guests which do not specify a version get the legacy interface. */
22 #define __XEN_INTERFACE_VERSION__ 0x00000000
23 #endif
24 
25 #if __XEN_INTERFACE_VERSION__ > __XEN_LATEST_INTERFACE_VERSION__
26 #error "These header files do not support the requested interface version."
27 #endif
28 
29 #define COMPAT_FLEX_ARRAY_DIM XEN_FLEX_ARRAY_DIM
30 
31 #endif /* __XEN_PUBLIC_XEN_COMPAT_H__ */
FILE_LICENCE(MIT)