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xen: Add Xen interface header files

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Add Xen interface header files. These are taken fairly directly from
the Xen tree, but somewhat rearranged to suit the kernel's conventions.

Define macros and inline functions for doing hypercalls into the
hypervisor.

Signed-off-by: Jeremy Fitzhardinge <jeremy@xensource.com>
Signed-off-by: Ian Pratt <ian.pratt@xensource.com>
Signed-off-by: Christian Limpach <Christian.Limpach@cl.cam.ac.uk>
Signed-off-by: Chris Wright <chrisw@sous-sol.org>
This commit is contained in:
Jeremy Fitzhardinge 2007-07-17 18:37:04 -07:00 • committed by Jeremy Fitzhardinge
commit a42089dd35
19 changed files with 3021 additions and 0 deletions
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23
include/xen/interface/io/console.h Normal file
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/******************************************************************************
* console.h
*
* Console I/O interface for Xen guest OSes.
*
* Copyright (c) 2005, Keir Fraser
*/
#ifndef __XEN_PUBLIC_IO_CONSOLE_H__
#define __XEN_PUBLIC_IO_CONSOLE_H__
typedef uint32_t XENCONS_RING_IDX;
#define MASK_XENCONS_IDX(idx, ring) ((idx) & (sizeof(ring)-1))
struct xencons_interface {
char in[1024];
char out[2048];
XENCONS_RING_IDX in_cons, in_prod;
XENCONS_RING_IDX out_cons, out_prod;
};
#endif /* __XEN_PUBLIC_IO_CONSOLE_H__ */