1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
3  *
4  * Copyright 2001 by Thomas Moestl <tmm@FreeBSD.org>.  All rights reserved.
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions
8  * are met:
9  * 1. Redistributions of source code must retain the above copyright
10  *    notice, this list of conditions and the following disclaimer.
11  * 2. Redistributions in binary form must reproduce the above copyright
12  *    notice, this list of conditions and the following disclaimer in the
13  *    documentation and/or other materials provided with the distribution.
14  *
15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
16  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18  * IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
19  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
20  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
21  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
22  * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
23  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE
24  * USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25  *
26  * $FreeBSD: stable/12/sys/sparc64/include/tstate.h 326262 2017-11-27 15:10:39Z pfg $
27  */
28 
29 #ifndef	_MACHINE_TSTATE_H_
30 #define	_MACHINE_TSTATE_H_
31 
32 #include <machine/pstate.h>
33 #include <machine/ccr.h>
34 
35 #define	TSTATE_CWP_SHIFT	0
36 #define	TSTATE_CWP_BITS		5
37 #define	TSTATE_CWP_MASK \
38 	(((1 << TSTATE_CWP_BITS) - 1) << TSTATE_CWP_SHIFT)
39 #define	TSTATE_CWP(x)		((x & TSTATE_CWP_MASK) >> TSTATE_CWP_SHIFT)
40 
41 #define	TSTATE_PSTATE_SHIFT	8
42 #define	TSTATE_PSTATE_BITS	12
43 #define	TSTATE_PSTATE_MASK \
44 	(((1 << TSTATE_PSTATE_BITS) - 1) << TSTATE_PSTATE_SHIFT)
45 #define	TSTATE_PSTATE(x)	((x) << TSTATE_PSTATE_SHIFT)
46 #define	TSTATE_AG		TSTATE_PSTATE(PSTATE_AG)
47 #define	TSTATE_IE		TSTATE_PSTATE(PSTATE_IE)
48 #define	TSTATE_PRIV		TSTATE_PSTATE(PSTATE_PRIV)
49 #define	TSTATE_AM		TSTATE_PSTATE(PSTATE_AM)
50 #define	TSTATE_PEF		TSTATE_PSTATE(PSTATE_PEF)
51 #define	TSTATE_RED		TSTATE_PSTATE(PSTATE_RED)
52 #define	TSTATE_MM_TSO		TSTATE_PSTATE(PSTATE_MM_TSO)
53 #define	TSTATE_MM_PSO		TSTATE_PSTATE(PSTATE_MM_PSO)
54 #define	TSTATE_MM_RMO		TSTATE_PSTATE(PSTATE_MM_RMO)
55 #define	TSTATE_TLE		TSTATE_PSTATE(PSTATE_TLE)
56 #define	TSTATE_CLE		TSTATE_PSTATE(PSTATE_CLE)
57 #define	TSTATE_MG		TSTATE_PSTATE(PSTATE_MG)
58 #define	TSTATE_IG		TSTATE_PSTATE(PSTATE_IG)
59 
60 #define	TSTATE_ASI_SHIFT	24
61 #define	TSTATE_ASI_BITS		8
62 #define	TSTATE_ASI_MASK	\
63 	(((1 << TSTATE_ASI_BITS) - 1) << TSTATE_ASI_SHIFT)
64 #define	TSTATE_ASI(x)		((x & TSTATE_ASI_MASK) >> TSTATE_ASI_SHIFT)
65 
66 #define	TSTATE_CCR_SHIFT	32
67 #define	TSTATE_ICC_SHIFT	(TSTATE_CCR_SHIFT + ICC_SHIFT)
68 #define	TSTATE_ICC_MASK		(ICC_MASK << TSTATE_CCR_SHIFT)
69 #define	TSTATE_XCC_SHIFT	(TSTATE_CCR_SHIFT + XCC_SHIFT)
70 #define	TSTATE_XCC_MASK		(XCC_MASK << TSTATE_CCR_SHIFT)
71 #define	TSTATE_CCR(x)		((x) << TSTATE_CCR_SHIFT)
72 #define	TSTATE_ICC_C		TSTATE_CCR(ICC_C)
73 #define	TSTATE_ICC_V		TSTATE_CCR(ICC_V)
74 #define	TSTATE_ICC_Z		TSTATE_CCR(ICC_Z)
75 #define	TSTATE_ICC_N		TSTATE_CCR(ICC_N)
76 #define	TSTATE_XCC_C		TSTATE_CCR(XCC_C)
77 #define	TSTATE_XCC_V		TSTATE_CCR(XCC_V)
78 #define	TSTATE_XCC_Z		TSTATE_CCR(XCC_Z)
79 #define	TSTATE_XCC_N		TSTATE_CCR(XCC_N)
80 
81 #define	TSTATE_SECURE(tstate) \
82 	PSTATE_SECURE(((tstate) >> TSTATE_PSTATE_SHIFT) & ((1 << TSTATE_PSTATE_BITS) - 1))
83 
84 #endif /* !_MACHINE_TSTATE_H_ */
85