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review.trustedfirmware.org / TF-A / trusted-firmware-a / 3738274dc1b40ad846d41d7bfd6a597bcfba9e70 / . / include / aarch64 / arch_helpers.h
blob: b571a5db6ac21b7ab40a21bceeb2cb15e00eebc4 [file] [log] [blame]
Achin Gupta4f6ad662013-10-25 09:08:21 +0100[diff] [blame]1/*
2 * Copyright (c) 2013, ARM Limited. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are met:
6 *
7 * Redistributions of source code must retain the above copyright notice, this
8 * list of conditions and the following disclaimer.
9 *
10 * Redistributions in binary form must reproduce the above copyright notice,
11 * this list of conditions and the following disclaimer in the documentation
12 * and/or other materials provided with the distribution.
13 *
14 * Neither the name of ARM nor the names of its contributors may be used
15 * to endorse or promote products derived from this software without specific
16 * prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
19 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
22 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
23 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
24 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
25 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
26 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
27 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
28 * POSSIBILITY OF SUCH DAMAGE.
29 */
30
31#ifndef __ARCH_HELPERS_H__
32#define __ARCH_HELPERS_H__
33
34#include <arch.h>
35
36/*******************************************************************************
37 * Generic timer memory mapped registers & offsets
38 ******************************************************************************/
39#define CNTCR_OFF 0x000
40#define CNTFID_OFF 0x020
41
42#define CNTCR_EN (1 << 0)
43#define CNTCR_HDBG (1 << 1)
44#define CNTCR_FCREQ(x) (1 << (8 + (x)))
45
46#ifndef __ASSEMBLY__
47
48/*******************************************************************************
49 * TLB maintenance accessor prototypes
50 ******************************************************************************/
51extern void tlbiall(void);
52extern void tlbiallis(void);
53extern void tlbialle1(void);
54extern void tlbialle1is(void);
55extern void tlbialle2(void);
56extern void tlbialle2is(void);
57extern void tlbialle3(void);
58extern void tlbialle3is(void);
59extern void tlbivmalle1(void);
60
61/*******************************************************************************
62 * Cache maintenance accessor prototypes
63 ******************************************************************************/
64extern void dcisw(unsigned long);
65extern void dccisw(unsigned long);
66extern void dccsw(unsigned long);
67extern void dccvac(unsigned long);
68extern void dcivac(unsigned long);
69extern void dccivac(unsigned long);
70extern void dccvau(unsigned long);
71extern void dczva(unsigned long);
72extern void flush_dcache_range(unsigned long, unsigned long);
73extern void inv_dcache_range(unsigned long, unsigned long);
74extern void dcsw_op_louis(unsigned int);
75extern void dcsw_op_all(unsigned int);
76
77/*******************************************************************************
78 * Misc. accessor prototypes
79 ******************************************************************************/
80extern void enable_irq(void);
81extern void enable_fiq(void);
82extern void enable_serror(void);
Sandrine Bailleux37382742013-11-18 17:26:59 +0000[diff] [blame^]83extern void enable_debug_exceptions(void);
Achin Gupta4f6ad662013-10-25 09:08:21 +0100[diff] [blame]84
85extern void disable_irq(void);
86extern void disable_fiq(void);
87extern void disable_serror(void);
Sandrine Bailleux37382742013-11-18 17:26:59 +0000[diff] [blame^]88extern void disable_debug_exceptions(void);
Achin Gupta4f6ad662013-10-25 09:08:21 +0100[diff] [blame]89
90extern unsigned long read_id_pfr1_el1(void);
91extern unsigned long read_id_aa64pfr0_el1(void);
92extern unsigned long read_current_el(void);
93extern unsigned long read_daif(void);
94extern unsigned long read_spsr(void);
95extern unsigned long read_spsr_el1(void);
96extern unsigned long read_spsr_el2(void);
97extern unsigned long read_spsr_el3(void);
98extern unsigned long read_elr(void);
99extern unsigned long read_elr_el1(void);
100extern unsigned long read_elr_el2(void);
101extern unsigned long read_elr_el3(void);
102
103extern void write_daif(unsigned long);
104extern void write_spsr(unsigned long);
105extern void write_spsr_el1(unsigned long);
106extern void write_spsr_el2(unsigned long);
107extern void write_spsr_el3(unsigned long);
108extern void write_elr(unsigned long);
109extern void write_elr_el1(unsigned long);
110extern void write_elr_el2(unsigned long);
111extern void write_elr_el3(unsigned long);
112
113extern void wfi(void);
114extern void wfe(void);
115extern void rfe(void);
116extern void sev(void);
117extern void dsb(void);
118extern void isb(void);
119
120extern unsigned int get_afflvl_shift(unsigned int);
121extern unsigned int mpidr_mask_lower_afflvls(unsigned long, unsigned int);
122
123extern void eret(unsigned long, unsigned long,
124 unsigned long, unsigned long,
125 unsigned long, unsigned long,
126 unsigned long, unsigned long);
127
128extern unsigned long smc(unsigned long, unsigned long,
129 unsigned long, unsigned long,
130 unsigned long, unsigned long,
131 unsigned long, unsigned long);
132
133/*******************************************************************************
134 * System register accessor prototypes
135 ******************************************************************************/
136extern unsigned long read_midr(void);
137extern unsigned long read_mpidr(void);
138
139extern unsigned long read_scr(void);
140extern unsigned long read_hcr(void);
141
142extern unsigned long read_vbar(void);
143extern unsigned long read_vbar_el1(void);
144extern unsigned long read_vbar_el2(void);
145extern unsigned long read_vbar_el3(void);
146
147extern unsigned long read_sctlr(void);
148extern unsigned long read_sctlr_el1(void);
149extern unsigned long read_sctlr_el2(void);
150extern unsigned long read_sctlr_el3(void);
151
152extern unsigned long read_actlr(void);
153extern unsigned long read_actlr_el1(void);
154extern unsigned long read_actlr_el2(void);
155extern unsigned long read_actlr_el3(void);
156
157extern unsigned long read_esr(void);
158extern unsigned long read_esr_el1(void);
159extern unsigned long read_esr_el2(void);
160extern unsigned long read_esr_el3(void);
161
162extern unsigned long read_afsr0(void);
163extern unsigned long read_afsr0_el1(void);
164extern unsigned long read_afsr0_el2(void);
165extern unsigned long read_afsr0_el3(void);
166
167extern unsigned long read_afsr1(void);
168extern unsigned long read_afsr1_el1(void);
169extern unsigned long read_afsr1_el2(void);
170extern unsigned long read_afsr1_el3(void);
171
172extern unsigned long read_far(void);
173extern unsigned long read_far_el1(void);
174extern unsigned long read_far_el2(void);
175extern unsigned long read_far_el3(void);
176
177extern unsigned long read_mair(void);
178extern unsigned long read_mair_el1(void);
179extern unsigned long read_mair_el2(void);
180extern unsigned long read_mair_el3(void);
181
182extern unsigned long read_amair(void);
183extern unsigned long read_amair_el1(void);
184extern unsigned long read_amair_el2(void);
185extern unsigned long read_amair_el3(void);
186
187extern unsigned long read_rvbar(void);
188extern unsigned long read_rvbar_el1(void);
189extern unsigned long read_rvbar_el2(void);
190extern unsigned long read_rvbar_el3(void);
191
192extern unsigned long read_rmr(void);
193extern unsigned long read_rmr_el1(void);
194extern unsigned long read_rmr_el2(void);
195extern unsigned long read_rmr_el3(void);
196
197extern unsigned long read_tcr(void);
198extern unsigned long read_tcr_el1(void);
199extern unsigned long read_tcr_el2(void);
200extern unsigned long read_tcr_el3(void);
201
202extern unsigned long read_ttbr0(void);
203extern unsigned long read_ttbr0_el1(void);
204extern unsigned long read_ttbr0_el2(void);
205extern unsigned long read_ttbr0_el3(void);
206
207extern unsigned long read_ttbr1(void);
208extern unsigned long read_ttbr1_el1(void);
209extern unsigned long read_ttbr1_el2(void);
210
211extern unsigned long read_cptr(void);
212extern unsigned long read_cptr_el2(void);
213extern unsigned long read_cptr_el3(void);
214
215extern unsigned long read_cpacr(void);
216extern unsigned long read_cpuectlr(void);
217extern unsigned int read_cntfrq_el0(void);
218extern unsigned long read_cnthctl_el2(void);
219
220extern void write_scr(unsigned long);
221extern void write_hcr(unsigned long);
222extern void write_cpacr(unsigned long);
223extern void write_cntfrq_el0(unsigned int);
224extern void write_cnthctl_el2(unsigned long);
225
226extern void write_vbar(unsigned long);
227extern void write_vbar_el1(unsigned long);
228extern void write_vbar_el2(unsigned long);
229extern void write_vbar_el3(unsigned long);
230
231extern void write_sctlr(unsigned long);
232extern void write_sctlr_el1(unsigned long);
233extern void write_sctlr_el2(unsigned long);
234extern void write_sctlr_el3(unsigned long);
235
236extern void write_actlr(unsigned long);
237extern void write_actlr_el1(unsigned long);
238extern void write_actlr_el2(unsigned long);
239extern void write_actlr_el3(unsigned long);
240
241extern void write_esr(unsigned long);
242extern void write_esr_el1(unsigned long);
243extern void write_esr_el2(unsigned long);
244extern void write_esr_el3(unsigned long);
245
246extern void write_afsr0(unsigned long);
247extern void write_afsr0_el1(unsigned long);
248extern void write_afsr0_el2(unsigned long);
249extern void write_afsr0_el3(unsigned long);
250
251extern void write_afsr1(unsigned long);
252extern void write_afsr1_el1(unsigned long);
253extern void write_afsr1_el2(unsigned long);
254extern void write_afsr1_el3(unsigned long);
255
256extern void write_far(unsigned long);
257extern void write_far_el1(unsigned long);
258extern void write_far_el2(unsigned long);
259extern void write_far_el3(unsigned long);
260
261extern void write_mair(unsigned long);
262extern void write_mair_el1(unsigned long);
263extern void write_mair_el2(unsigned long);
264extern void write_mair_el3(unsigned long);
265
266extern void write_amair(unsigned long);
267extern void write_amair_el1(unsigned long);
268extern void write_amair_el2(unsigned long);
269extern void write_amair_el3(unsigned long);
270
271extern void write_rmr(unsigned long);
272extern void write_rmr_el1(unsigned long);
273extern void write_rmr_el2(unsigned long);
274extern void write_rmr_el3(unsigned long);
275
276extern void write_tcr(unsigned long);
277extern void write_tcr_el1(unsigned long);
278extern void write_tcr_el2(unsigned long);
279extern void write_tcr_el3(unsigned long);
280
281extern void write_ttbr0(unsigned long);
282extern void write_ttbr0_el1(unsigned long);
283extern void write_ttbr0_el2(unsigned long);
284extern void write_ttbr0_el3(unsigned long);
285
286extern void write_ttbr1(unsigned long);
287extern void write_ttbr1_el1(unsigned long);
288extern void write_ttbr1_el2(unsigned long);
289
290extern void write_cptr(unsigned long);
291extern void write_cpuectlr(unsigned long);
292extern void write_cptr_el2(unsigned long);
293extern void write_cptr_el3(unsigned long);
294
295#endif /*__ASSEMBLY__*/
296
297#endif /* __ARCH_HELPERS_H__ */