xref: /OK3568_Linux_fs/u-boot/arch/xtensa/lib/misc.S (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun/*
2*4882a593Smuzhiyun * Miscellaneous assembly functions.
3*4882a593Smuzhiyun *
4*4882a593Smuzhiyun * Copyright (C) 2001 - 2007 Tensilica Inc.
5*4882a593Smuzhiyun * Copyright (C) 2014 - 2016 Cadence Design Systems Inc.
6*4882a593Smuzhiyun *
7*4882a593Smuzhiyun * Chris Zankel	<chris@zankel.net>
8*4882a593Smuzhiyun *
9*4882a593Smuzhiyun * SPDX-License-Identifier:	GPL-2.0+
10*4882a593Smuzhiyun */
11*4882a593Smuzhiyun
12*4882a593Smuzhiyun
13*4882a593Smuzhiyun#include <linux/linkage.h>
14*4882a593Smuzhiyun#include <asm/asmmacro.h>
15*4882a593Smuzhiyun#include <asm/cacheasm.h>
16*4882a593Smuzhiyun
17*4882a593Smuzhiyun/*
18*4882a593Smuzhiyun * void __invalidate_icache_page(ulong start)
19*4882a593Smuzhiyun */
20*4882a593Smuzhiyun
21*4882a593SmuzhiyunENTRY(__invalidate_icache_page)
22*4882a593Smuzhiyun
23*4882a593Smuzhiyun	abi_entry
24*4882a593Smuzhiyun
25*4882a593Smuzhiyun	___invalidate_icache_page a2 a3
26*4882a593Smuzhiyun	isync
27*4882a593Smuzhiyun
28*4882a593Smuzhiyun	abi_ret
29*4882a593Smuzhiyun
30*4882a593SmuzhiyunENDPROC(__invalidate_icache_page)
31*4882a593Smuzhiyun
32*4882a593Smuzhiyun/*
33*4882a593Smuzhiyun * void __invalidate_dcache_page(ulong start)
34*4882a593Smuzhiyun */
35*4882a593Smuzhiyun
36*4882a593SmuzhiyunENTRY(__invalidate_dcache_page)
37*4882a593Smuzhiyun
38*4882a593Smuzhiyun	abi_entry
39*4882a593Smuzhiyun
40*4882a593Smuzhiyun	___invalidate_dcache_page a2 a3
41*4882a593Smuzhiyun	dsync
42*4882a593Smuzhiyun
43*4882a593Smuzhiyun	abi_ret
44*4882a593Smuzhiyun
45*4882a593SmuzhiyunENDPROC(__invalidate_dcache_page)
46*4882a593Smuzhiyun
47*4882a593Smuzhiyun/*
48*4882a593Smuzhiyun * void __flush_invalidate_dcache_page(ulong start)
49*4882a593Smuzhiyun */
50*4882a593Smuzhiyun
51*4882a593SmuzhiyunENTRY(__flush_invalidate_dcache_page)
52*4882a593Smuzhiyun
53*4882a593Smuzhiyun	abi_entry
54*4882a593Smuzhiyun
55*4882a593Smuzhiyun	___flush_invalidate_dcache_page a2 a3
56*4882a593Smuzhiyun
57*4882a593Smuzhiyun	dsync
58*4882a593Smuzhiyun	abi_ret
59*4882a593Smuzhiyun
60*4882a593SmuzhiyunENDPROC(__flush_invalidate_dcache_page)
61*4882a593Smuzhiyun
62*4882a593Smuzhiyun/*
63*4882a593Smuzhiyun * void __flush_dcache_page(ulong start)
64*4882a593Smuzhiyun */
65*4882a593Smuzhiyun
66*4882a593SmuzhiyunENTRY(__flush_dcache_page)
67*4882a593Smuzhiyun
68*4882a593Smuzhiyun	abi_entry
69*4882a593Smuzhiyun
70*4882a593Smuzhiyun	___flush_dcache_page a2 a3
71*4882a593Smuzhiyun
72*4882a593Smuzhiyun	dsync
73*4882a593Smuzhiyun	abi_ret
74*4882a593Smuzhiyun
75*4882a593SmuzhiyunENDPROC(__flush_dcache_page)
76*4882a593Smuzhiyun
77*4882a593Smuzhiyun/*
78*4882a593Smuzhiyun * void __invalidate_icache_range(ulong start, ulong size)
79*4882a593Smuzhiyun */
80*4882a593Smuzhiyun
81*4882a593SmuzhiyunENTRY(__invalidate_icache_range)
82*4882a593Smuzhiyun
83*4882a593Smuzhiyun	abi_entry
84*4882a593Smuzhiyun
85*4882a593Smuzhiyun	___invalidate_icache_range a2 a3 a4
86*4882a593Smuzhiyun	isync
87*4882a593Smuzhiyun
88*4882a593Smuzhiyun	abi_ret
89*4882a593Smuzhiyun
90*4882a593SmuzhiyunENDPROC(__invalidate_icache_range)
91*4882a593Smuzhiyun
92*4882a593Smuzhiyun/*
93*4882a593Smuzhiyun * void __flush_invalidate_dcache_range(ulong start, ulong size)
94*4882a593Smuzhiyun */
95*4882a593Smuzhiyun
96*4882a593SmuzhiyunENTRY(__flush_invalidate_dcache_range)
97*4882a593Smuzhiyun
98*4882a593Smuzhiyun	abi_entry
99*4882a593Smuzhiyun
100*4882a593Smuzhiyun	___flush_invalidate_dcache_range a2 a3 a4
101*4882a593Smuzhiyun	dsync
102*4882a593Smuzhiyun
103*4882a593Smuzhiyun	abi_ret
104*4882a593Smuzhiyun
105*4882a593SmuzhiyunENDPROC(__flush_invalidate_dcache_range)
106*4882a593Smuzhiyun
107*4882a593Smuzhiyun/*
108*4882a593Smuzhiyun * void _flush_dcache_range(ulong start, ulong size)
109*4882a593Smuzhiyun */
110*4882a593Smuzhiyun
111*4882a593SmuzhiyunENTRY(__flush_dcache_range)
112*4882a593Smuzhiyun
113*4882a593Smuzhiyun	abi_entry
114*4882a593Smuzhiyun
115*4882a593Smuzhiyun	___flush_dcache_range a2 a3 a4
116*4882a593Smuzhiyun	dsync
117*4882a593Smuzhiyun
118*4882a593Smuzhiyun	abi_ret
119*4882a593Smuzhiyun
120*4882a593SmuzhiyunENDPROC(__flush_dcache_range)
121*4882a593Smuzhiyun
122*4882a593Smuzhiyun/*
123*4882a593Smuzhiyun * void _invalidate_dcache_range(ulong start, ulong size)
124*4882a593Smuzhiyun */
125*4882a593Smuzhiyun
126*4882a593SmuzhiyunENTRY(__invalidate_dcache_range)
127*4882a593Smuzhiyun
128*4882a593Smuzhiyun	abi_entry
129*4882a593Smuzhiyun
130*4882a593Smuzhiyun	___invalidate_dcache_range a2 a3 a4
131*4882a593Smuzhiyun
132*4882a593Smuzhiyun	abi_ret
133*4882a593Smuzhiyun
134*4882a593SmuzhiyunENDPROC(__invalidate_dcache_range)
135*4882a593Smuzhiyun
136*4882a593Smuzhiyun/*
137*4882a593Smuzhiyun * void _invalidate_icache_all(void)
138*4882a593Smuzhiyun */
139*4882a593Smuzhiyun
140*4882a593SmuzhiyunENTRY(__invalidate_icache_all)
141*4882a593Smuzhiyun
142*4882a593Smuzhiyun	abi_entry
143*4882a593Smuzhiyun
144*4882a593Smuzhiyun	___invalidate_icache_all a2 a3
145*4882a593Smuzhiyun	isync
146*4882a593Smuzhiyun
147*4882a593Smuzhiyun	abi_ret
148*4882a593Smuzhiyun
149*4882a593SmuzhiyunENDPROC(__invalidate_icache_all)
150*4882a593Smuzhiyun
151*4882a593Smuzhiyun/*
152*4882a593Smuzhiyun * void _flush_invalidate_dcache_all(void)
153*4882a593Smuzhiyun */
154*4882a593Smuzhiyun
155*4882a593SmuzhiyunENTRY(__flush_invalidate_dcache_all)
156*4882a593Smuzhiyun
157*4882a593Smuzhiyun	abi_entry
158*4882a593Smuzhiyun
159*4882a593Smuzhiyun	___flush_invalidate_dcache_all a2 a3
160*4882a593Smuzhiyun	dsync
161*4882a593Smuzhiyun
162*4882a593Smuzhiyun	abi_ret
163*4882a593Smuzhiyun
164*4882a593SmuzhiyunENDPROC(__flush_invalidate_dcache_all)
165*4882a593Smuzhiyun
166*4882a593Smuzhiyun/*
167*4882a593Smuzhiyun * void _invalidate_dcache_all(void)
168*4882a593Smuzhiyun */
169*4882a593Smuzhiyun
170*4882a593SmuzhiyunENTRY(__invalidate_dcache_all)
171*4882a593Smuzhiyun
172*4882a593Smuzhiyun	abi_entry
173*4882a593Smuzhiyun
174*4882a593Smuzhiyun	___invalidate_dcache_all a2 a3
175*4882a593Smuzhiyun	dsync
176*4882a593Smuzhiyun
177*4882a593Smuzhiyun	abi_ret
178*4882a593Smuzhiyun
179*4882a593SmuzhiyunENDPROC(__invalidate_dcache_all)
180