2 * Copyright (c) 2006 Kip Macy
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 #ifndef _MACHINE_WSTATE_H_
30 #define _MACHINE_WSTATE_H_
33 * Window State Register (WSTATE)
41 #define WSTATE_BAD 0 /* unused */
42 #define WSTATE_U32 1 /* 32b stack */
43 #define WSTATE_U64 2 /* 64b stack */
44 #define WSTATE_CLEAN32 3 /* cleanwin workaround, 32b stack */
45 #define WSTATE_CLEAN64 4 /* cleanwin workaround, 64b stack */
46 #define WSTATE_K32 5 /* priv 32b stack */
47 #define WSTATE_K64 6 /* priv 64b stack */
48 #define WSTATE_KMIX 7 /* priv mixed stack */
50 #define WSTATE_CLEAN_OFFSET 2
51 #define WSTATE_SHIFT 3 /* normal-to-other shift */
52 #define WSTATE_MASK 7 /* mask for each set */
53 #define WSTATE(o, n) (((o) << WSTATE_SHIFT) | (n))
55 #define WSTATE_USER32 WSTATE(WSTATE_BAD, WSTATE_U32)
56 #define WSTATE_USER64 WSTATE(WSTATE_BAD, WSTATE_U64)
57 #define WSTATE_KERN WSTATE(WSTATE_U32, WSTATE_K64)
59 #endif /* !_MACHINE_WSTATE_H_ */