xref: /arm-trusted-firmware/plat/arm/board/fvp/aarch64/fvp_ras.c (revision 91f16700b400a8c0651d24a598fc48ee2997a0d7)
1*91f16700Schasinglulu /*
2*91f16700Schasinglulu  * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
3*91f16700Schasinglulu  *
4*91f16700Schasinglulu  * SPDX-License-Identifier: BSD-3-Clause
5*91f16700Schasinglulu  */
6*91f16700Schasinglulu 
7*91f16700Schasinglulu #include <inttypes.h>
8*91f16700Schasinglulu #include <stdint.h>
9*91f16700Schasinglulu 
10*91f16700Schasinglulu #include <lib/extensions/ras.h>
11*91f16700Schasinglulu #include <services/sdei.h>
12*91f16700Schasinglulu 
13*91f16700Schasinglulu #ifdef PLATFORM_TEST_RAS_FFH
14*91f16700Schasinglulu static int injected_fault_handler(const struct err_record_info *info,
15*91f16700Schasinglulu 		int probe_data, const struct err_handler_data *const data)
16*91f16700Schasinglulu {
17*91f16700Schasinglulu 	uint64_t status;
18*91f16700Schasinglulu 	int ret;
19*91f16700Schasinglulu 
20*91f16700Schasinglulu 	/*
21*91f16700Schasinglulu 	 * The faulting error record is already selected by the SER probe
22*91f16700Schasinglulu 	 * function.
23*91f16700Schasinglulu 	 */
24*91f16700Schasinglulu 	status = read_erxstatus_el1();
25*91f16700Schasinglulu 
26*91f16700Schasinglulu 	ERROR("Fault reported by system error record %d on 0x%lx: status=0x%" PRIx64 "\n",
27*91f16700Schasinglulu 			probe_data, read_mpidr_el1(), status);
28*91f16700Schasinglulu 	ERROR(" exception reason=%u syndrome=0x%" PRIx64 "\n", data->ea_reason,
29*91f16700Schasinglulu 			data->flags);
30*91f16700Schasinglulu 
31*91f16700Schasinglulu 	/* Clear error */
32*91f16700Schasinglulu 	write_erxstatus_el1(status);
33*91f16700Schasinglulu 
34*91f16700Schasinglulu 	ret = sdei_dispatch_event(5000);
35*91f16700Schasinglulu 	if (ret < 0) {
36*91f16700Schasinglulu 		ERROR("Can't dispatch event to SDEI\n");
37*91f16700Schasinglulu 		panic();
38*91f16700Schasinglulu 	} else {
39*91f16700Schasinglulu 		INFO("SDEI event dispatched\n");
40*91f16700Schasinglulu 	}
41*91f16700Schasinglulu 
42*91f16700Schasinglulu 	return 0;
43*91f16700Schasinglulu }
44*91f16700Schasinglulu 
45*91f16700Schasinglulu void plat_handle_uncontainable_ea(void)
46*91f16700Schasinglulu {
47*91f16700Schasinglulu 	/* Do not change the string, CI expects it. Wait forever */
48*91f16700Schasinglulu 	INFO("Injected Uncontainable Error\n");
49*91f16700Schasinglulu 	while (true) {
50*91f16700Schasinglulu 		wfe();
51*91f16700Schasinglulu 	}
52*91f16700Schasinglulu }
53*91f16700Schasinglulu #endif
54*91f16700Schasinglulu 
55*91f16700Schasinglulu struct ras_interrupt fvp_ras_interrupts[] = {
56*91f16700Schasinglulu };
57*91f16700Schasinglulu 
58*91f16700Schasinglulu struct err_record_info fvp_err_records[] = {
59*91f16700Schasinglulu #ifdef PLATFORM_TEST_RAS_FFH
60*91f16700Schasinglulu 	/* Record for injected fault */
61*91f16700Schasinglulu 	ERR_RECORD_SYSREG_V1(0, 2, ras_err_ser_probe_sysreg,
62*91f16700Schasinglulu 			injected_fault_handler, NULL),
63*91f16700Schasinglulu #endif
64*91f16700Schasinglulu };
65*91f16700Schasinglulu 
66*91f16700Schasinglulu REGISTER_ERR_RECORD_INFO(fvp_err_records);
67*91f16700Schasinglulu REGISTER_RAS_INTERRUPTS(fvp_ras_interrupts);
68