xref: /arm-trusted-firmware/plat/arm/common/aarch64/arm_sdei.c (revision 91f16700b400a8c0651d24a598fc48ee2997a0d7)
1*91f16700Schasinglulu /*
2*91f16700Schasinglulu  * Copyright (c) 2017-2020, ARM Limited and Contributors. All rights reserved.
3*91f16700Schasinglulu  *
4*91f16700Schasinglulu  * SPDX-License-Identifier: BSD-3-Clause
5*91f16700Schasinglulu  */
6*91f16700Schasinglulu 
7*91f16700Schasinglulu /* SDEI configuration for ARM platforms */
8*91f16700Schasinglulu 
9*91f16700Schasinglulu #include <bl31/ehf.h>
10*91f16700Schasinglulu #include <common/debug.h>
11*91f16700Schasinglulu #include <services/sdei.h>
12*91f16700Schasinglulu 
13*91f16700Schasinglulu #if SDEI_IN_FCONF
14*91f16700Schasinglulu #include <plat/arm/common/fconf_sdei_getter.h>
15*91f16700Schasinglulu #endif
16*91f16700Schasinglulu #include <plat/common/platform.h>
17*91f16700Schasinglulu #include <platform_def.h>
18*91f16700Schasinglulu 
19*91f16700Schasinglulu 
20*91f16700Schasinglulu #if SDEI_IN_FCONF
21*91f16700Schasinglulu /* Private event mappings */
22*91f16700Schasinglulu static sdei_ev_map_t arm_sdei_private[PLAT_SDEI_DP_EVENT_MAX_CNT + 1] = { 0 };
23*91f16700Schasinglulu 
24*91f16700Schasinglulu /* Shared event mappings */
25*91f16700Schasinglulu static sdei_ev_map_t arm_sdei_shared[PLAT_SDEI_DS_EVENT_MAX_CNT] = { 0 };
26*91f16700Schasinglulu 
27*91f16700Schasinglulu void plat_sdei_setup(void)
28*91f16700Schasinglulu {
29*91f16700Schasinglulu 	uint32_t i;
30*91f16700Schasinglulu 
31*91f16700Schasinglulu 	arm_sdei_private[0] = (sdei_ev_map_t)SDEI_DEFINE_EVENT_0(ARM_SDEI_SGI);
32*91f16700Schasinglulu 
33*91f16700Schasinglulu 	for (i = 0; i < FCONF_GET_PROPERTY(sdei, dyn_config, private_ev_cnt); i++) {
34*91f16700Schasinglulu 		arm_sdei_private[i + 1] = (sdei_ev_map_t)SDEI_PRIVATE_EVENT(
35*91f16700Schasinglulu 			FCONF_GET_PROPERTY(sdei, dyn_config, private_ev_nums[i]),
36*91f16700Schasinglulu 			FCONF_GET_PROPERTY(sdei, dyn_config, private_ev_intrs[i]),
37*91f16700Schasinglulu 			FCONF_GET_PROPERTY(sdei, dyn_config, private_ev_flags[i]));
38*91f16700Schasinglulu 	}
39*91f16700Schasinglulu 
40*91f16700Schasinglulu 	for (i = 0; i < FCONF_GET_PROPERTY(sdei, dyn_config, shared_ev_cnt); i++) {
41*91f16700Schasinglulu 		arm_sdei_shared[i] = (sdei_ev_map_t)SDEI_SHARED_EVENT(
42*91f16700Schasinglulu 			FCONF_GET_PROPERTY(sdei, dyn_config, shared_ev_nums[i]),
43*91f16700Schasinglulu 			FCONF_GET_PROPERTY(sdei, dyn_config, shared_ev_intrs[i]),
44*91f16700Schasinglulu 			FCONF_GET_PROPERTY(sdei, dyn_config, shared_ev_flags[i]));
45*91f16700Schasinglulu 	}
46*91f16700Schasinglulu 	INFO("FCONF: SDEI platform setup\n");
47*91f16700Schasinglulu }
48*91f16700Schasinglulu #else
49*91f16700Schasinglulu /* Private event mappings */
50*91f16700Schasinglulu static sdei_ev_map_t arm_sdei_private[] = {
51*91f16700Schasinglulu 	PLAT_ARM_PRIVATE_SDEI_EVENTS
52*91f16700Schasinglulu };
53*91f16700Schasinglulu 
54*91f16700Schasinglulu /* Shared event mappings */
55*91f16700Schasinglulu static sdei_ev_map_t arm_sdei_shared[] = {
56*91f16700Schasinglulu 	PLAT_ARM_SHARED_SDEI_EVENTS
57*91f16700Schasinglulu };
58*91f16700Schasinglulu 
59*91f16700Schasinglulu void plat_sdei_setup(void)
60*91f16700Schasinglulu {
61*91f16700Schasinglulu 	INFO("SDEI platform setup\n");
62*91f16700Schasinglulu }
63*91f16700Schasinglulu #endif /* SDEI_IN_FCONF */
64*91f16700Schasinglulu 
65*91f16700Schasinglulu /* Export ARM SDEI events */
66*91f16700Schasinglulu REGISTER_SDEI_MAP(arm_sdei_private, arm_sdei_shared);
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