1 /*
2  * Copyright (c) 1999 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
3  * Copyright (c) 2010 Mike Frysinger <vapier@gentoo.org>
4  * Copyright (c) 2010 Carmelo Amoroso <carmelo.amoroso@st.com>
5  * Copyright (c) 2015 Ezequiel Garcia <ezequiel@vanguardiasur.com.ar>
6  * Copyright (c) 2014-2015 Dmitry V. Levin <ldv@altlinux.org>
7  * All rights reserved.
8  *
9  * Redistribution and use in source and binary forms, with or without
10  * modification, are permitted provided that the following conditions
11  * are met:
12  * 1. Redistributions of source code must retain the above copyright
13  *    notice, this list of conditions and the following disclaimer.
14  * 2. Redistributions in binary form must reproduce the above copyright
15  *    notice, this list of conditions and the following disclaimer in the
16  *    documentation and/or other materials provided with the distribution.
17  * 3. The name of the author may not be used to endorse or promote products
18  *    derived from this software without specific prior written permission.
19  *
20  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
21  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
22  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
23  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
24  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
25  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
26  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
27  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
28  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
29  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30  */
31 
32 #include "defs.h"
33 
34 #ifdef HAVE_ASM_CACHECTL_H
35 # include <asm/cachectl.h>
36 #endif
37 
38 #ifdef M68K
39 # include "xlat/cacheflush_scope.h"
40 
41 static const struct xlat cacheflush_flags[] = {
42 #ifdef FLUSH_CACHE_BOTH
43 	XLAT(FLUSH_CACHE_BOTH),
44 #endif
45 #ifdef FLUSH_CACHE_DATA
46 	XLAT(FLUSH_CACHE_DATA),
47 #endif
48 #ifdef FLUSH_CACHE_INSN
49 	XLAT(FLUSH_CACHE_INSN),
50 #endif
51 	XLAT_END
52 };
53 
SYS_FUNC(cacheflush)54 SYS_FUNC(cacheflush)
55 {
56 	/* addr */
57 	printaddr(tcp->u_arg[0]);
58 	tprints(", ");
59 	/* scope */
60 	printxval(cacheflush_scope, tcp->u_arg[1], "FLUSH_SCOPE_???");
61 	tprints(", ");
62 	/* flags */
63 	printflags(cacheflush_flags, tcp->u_arg[2], "FLUSH_CACHE_???");
64 	/* len */
65 	tprintf(", %lu", tcp->u_arg[3]);
66 
67 	return RVAL_DECODED;
68 }
69 #endif /* M68K */
70 
71 #ifdef BFIN
72 static const struct xlat cacheflush_flags[] = {
73 	XLAT(ICACHE),
74 	XLAT(DCACHE),
75 	XLAT(BCACHE),
76 	XLAT_END
77 };
78 
SYS_FUNC(cacheflush)79 SYS_FUNC(cacheflush)
80 {
81 	/* start addr */
82 	printaddr(tcp->u_arg[0]);
83 	/* length */
84 	tprintf(", %ld, ", tcp->u_arg[1]);
85 	/* flags */
86 	printxval(cacheflush_flags, tcp->u_arg[1], "?CACHE");
87 
88 	return RVAL_DECODED;
89 }
90 #endif /* BFIN */
91 
92 #ifdef SH
93 static const struct xlat cacheflush_flags[] = {
94 #ifdef CACHEFLUSH_D_INVAL
95 	XLAT(CACHEFLUSH_D_INVAL),
96 #endif
97 #ifdef CACHEFLUSH_D_WB
98 	XLAT(CACHEFLUSH_D_WB),
99 #endif
100 #ifdef CACHEFLUSH_D_PURGE
101 	XLAT(CACHEFLUSH_D_PURGE),
102 #endif
103 #ifdef CACHEFLUSH_I
104 	XLAT(CACHEFLUSH_I),
105 #endif
106 	XLAT_END
107 };
108 
SYS_FUNC(cacheflush)109 SYS_FUNC(cacheflush)
110 {
111 	/* addr */
112 	printaddr(tcp->u_arg[0]);
113 	/* len */
114 	tprintf(", %lu, ", tcp->u_arg[1]);
115 	/* flags */
116 	printflags(cacheflush_flags, tcp->u_arg[2], "CACHEFLUSH_???");
117 
118 	return RVAL_DECODED;
119 }
120 #endif /* SH */
121 
122 #ifdef NIOS2
SYS_FUNC(cacheflush)123 SYS_FUNC(cacheflush)
124 {
125 	/* addr */
126 	printaddr(tcp->u_arg[0]);
127 	/* len */
128 	tprintf(", %lu, ", tcp->u_arg[3]);
129 	/* scope and flags (cache type) are currently ignored */
130 
131 	return RVAL_DECODED;
132 }
133 #endif /* NIOS2 */
134