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Diffstat (limited to 'include/asm-xtensa/cacheasm.h')
-rw-r--r-- | include/asm-xtensa/cacheasm.h | 177 |
1 files changed, 0 insertions, 177 deletions
diff --git a/include/asm-xtensa/cacheasm.h b/include/asm-xtensa/cacheasm.h deleted file mode 100644 index 2c20a58f94cd..000000000000 --- a/include/asm-xtensa/cacheasm.h +++ /dev/null | |||
@@ -1,177 +0,0 @@ | |||
1 | /* | ||
2 | * include/asm-xtensa/cacheasm.h | ||
3 | * | ||
4 | * This file is subject to the terms and conditions of the GNU General Public | ||
5 | * License. See the file "COPYING" in the main directory of this archive | ||
6 | * for more details. | ||
7 | * | ||
8 | * Copyright (C) 2006 Tensilica Inc. | ||
9 | */ | ||
10 | |||
11 | #include <asm/cache.h> | ||
12 | #include <asm/asmmacro.h> | ||
13 | #include <linux/stringify.h> | ||
14 | |||
15 | /* | ||
16 | * Define cache functions as macros here so that they can be used | ||
17 | * by the kernel and boot loader. We should consider moving them to a | ||
18 | * library that can be linked by both. | ||
19 | * | ||
20 | * Locking | ||
21 | * | ||
22 | * ___unlock_dcache_all | ||
23 | * ___unlock_icache_all | ||
24 | * | ||
25 | * Flush and invaldating | ||
26 | * | ||
27 | * ___flush_invalidate_dcache_{all|range|page} | ||
28 | * ___flush_dcache_{all|range|page} | ||
29 | * ___invalidate_dcache_{all|range|page} | ||
30 | * ___invalidate_icache_{all|range|page} | ||
31 | * | ||
32 | */ | ||
33 | |||
34 | .macro __loop_cache_all ar at insn size line_width | ||
35 | |||
36 | movi \ar, 0 | ||
37 | |||
38 | __loopi \ar, \at, \size, (4 << (\line_width)) | ||
39 | \insn \ar, 0 << (\line_width) | ||
40 | \insn \ar, 1 << (\line_width) | ||
41 | \insn \ar, 2 << (\line_width) | ||
42 | \insn \ar, 3 << (\line_width) | ||
43 | __endla \ar, \at, 4 << (\line_width) | ||
44 | |||
45 | .endm | ||
46 | |||
47 | |||
48 | .macro __loop_cache_range ar as at insn line_width | ||
49 | |||
50 | extui \at, \ar, 0, \line_width | ||
51 | add \as, \as, \at | ||
52 | |||
53 | __loops \ar, \as, \at, \line_width | ||
54 | \insn \ar, 0 | ||
55 | __endla \ar, \at, (1 << (\line_width)) | ||
56 | |||
57 | .endm | ||
58 | |||
59 | |||
60 | .macro __loop_cache_page ar at insn line_width | ||
61 | |||
62 | __loopi \ar, \at, PAGE_SIZE, 4 << (\line_width) | ||
63 | \insn \ar, 0 << (\line_width) | ||
64 | \insn \ar, 1 << (\line_width) | ||
65 | \insn \ar, 2 << (\line_width) | ||
66 | \insn \ar, 3 << (\line_width) | ||
67 | __endla \ar, \at, 4 << (\line_width) | ||
68 | |||
69 | .endm | ||
70 | |||
71 | |||
72 | #if XCHAL_DCACHE_LINE_LOCKABLE | ||
73 | |||
74 | .macro ___unlock_dcache_all ar at | ||
75 | |||
76 | __loop_cache_all \ar \at diu XCHAL_DCACHE_SIZE XCHAL_DCACHE_LINEWIDTH | ||
77 | |||
78 | .endm | ||
79 | |||
80 | #endif | ||
81 | |||
82 | #if XCHAL_ICACHE_LINE_LOCKABLE | ||
83 | |||
84 | .macro ___unlock_icache_all ar at | ||
85 | |||
86 | __loop_cache_all \ar \at iiu XCHAL_ICACHE_SIZE XCHAL_ICACHE_LINEWIDTH | ||
87 | |||
88 | .endm | ||
89 | #endif | ||
90 | |||
91 | .macro ___flush_invalidate_dcache_all ar at | ||
92 | |||
93 | __loop_cache_all \ar \at diwbi XCHAL_DCACHE_SIZE XCHAL_DCACHE_LINEWIDTH | ||
94 | |||
95 | .endm | ||
96 | |||
97 | |||
98 | .macro ___flush_dcache_all ar at | ||
99 | |||
100 | __loop_cache_all \ar \at diwb XCHAL_DCACHE_SIZE XCHAL_DCACHE_LINEWIDTH | ||
101 | |||
102 | .endm | ||
103 | |||
104 | |||
105 | .macro ___invalidate_dcache_all ar at | ||
106 | |||
107 | __loop_cache_all \ar \at dii __stringify(DCACHE_WAY_SIZE) \ | ||
108 | XCHAL_DCACHE_LINEWIDTH | ||
109 | |||
110 | .endm | ||
111 | |||
112 | |||
113 | .macro ___invalidate_icache_all ar at | ||
114 | |||
115 | __loop_cache_all \ar \at iii __stringify(ICACHE_WAY_SIZE) \ | ||
116 | XCHAL_ICACHE_LINEWIDTH | ||
117 | |||
118 | .endm | ||
119 | |||
120 | |||
121 | |||
122 | .macro ___flush_invalidate_dcache_range ar as at | ||
123 | |||
124 | __loop_cache_range \ar \as \at dhwbi XCHAL_DCACHE_LINEWIDTH | ||
125 | |||
126 | .endm | ||
127 | |||
128 | |||
129 | .macro ___flush_dcache_range ar as at | ||
130 | |||
131 | __loop_cache_range \ar \as \at dhwb XCHAL_DCACHE_LINEWIDTH | ||
132 | |||
133 | .endm | ||
134 | |||
135 | |||
136 | .macro ___invalidate_dcache_range ar as at | ||
137 | |||
138 | __loop_cache_range \ar \as \at dhi XCHAL_DCACHE_LINEWIDTH | ||
139 | |||
140 | .endm | ||
141 | |||
142 | |||
143 | .macro ___invalidate_icache_range ar as at | ||
144 | |||
145 | __loop_cache_range \ar \as \at ihi XCHAL_ICACHE_LINEWIDTH | ||
146 | |||
147 | .endm | ||
148 | |||
149 | |||
150 | |||
151 | .macro ___flush_invalidate_dcache_page ar as | ||
152 | |||
153 | __loop_cache_page \ar \as dhwbi XCHAL_DCACHE_LINEWIDTH | ||
154 | |||
155 | .endm | ||
156 | |||
157 | |||
158 | .macro ___flush_dcache_page ar as | ||
159 | |||
160 | __loop_cache_page \ar \as dhwb XCHAL_DCACHE_LINEWIDTH | ||
161 | |||
162 | .endm | ||
163 | |||
164 | |||
165 | .macro ___invalidate_dcache_page ar as | ||
166 | |||
167 | __loop_cache_page \ar \as dhi XCHAL_DCACHE_LINEWIDTH | ||
168 | |||
169 | .endm | ||
170 | |||
171 | |||
172 | .macro ___invalidate_icache_page ar as | ||
173 | |||
174 | __loop_cache_page \ar \as ihi XCHAL_ICACHE_LINEWIDTH | ||
175 | |||
176 | .endm | ||
177 | |||