xref: /rk3399_ARM-atf/plat/arm/board/juno/juno_err.c (revision 609e053caabf0807a71243eec11f49120eaaab61)
14da6f6cdSSathees Balya /*
2*609e053cSAmbroise Vincent  * Copyright (c) 2015-2019, ARM Limited and Contributors. All rights reserved.
34da6f6cdSSathees Balya  *
44da6f6cdSSathees Balya  * SPDX-License-Identifier: BSD-3-Clause
54da6f6cdSSathees Balya  */
64da6f6cdSSathees Balya 
74da6f6cdSSathees Balya #include <errno.h>
809d40e0eSAntonio Nino Diaz 
909d40e0eSAntonio Nino Diaz #include <arch_helpers.h>
10*609e053cSAmbroise Vincent #include <plat/arm/common/plat_arm.h>
1109d40e0eSAntonio Nino Diaz #include <plat/common/platform.h>
12234bc7f8SAntonio Nino Diaz #include <platform_def.h>
134da6f6cdSSathees Balya 
144da6f6cdSSathees Balya /*
154da6f6cdSSathees Balya  * Juno error handler
164da6f6cdSSathees Balya  */
174da6f6cdSSathees Balya void __dead2 plat_arm_error_handler(int err)
184da6f6cdSSathees Balya {
194da6f6cdSSathees Balya 	uint32_t *flags_ptr = (uint32_t *)V2M_SYS_NVFLAGS_ADDR;
204da6f6cdSSathees Balya 
214da6f6cdSSathees Balya 	/* Propagate the err code in the NV-flags register */
224da6f6cdSSathees Balya 	*flags_ptr = err;
234da6f6cdSSathees Balya 
244da6f6cdSSathees Balya 	/* Loop until the watchdog resets the system */
254da6f6cdSSathees Balya 	for (;;)
264da6f6cdSSathees Balya 		wfi();
274da6f6cdSSathees Balya }
28