blob: b8fd3a2cd6f8f3db07c837bc93890345039598dc [file] [log] [blame]
/*
* Copyright (c) 2013-2019, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#include <arch.h>
#include <asm_macros.S>
#include <drivers/console.h>
#include <platform_def.h>
.weak plat_report_exception
#if !ERROR_DEPRECATED
.weak plat_crash_console_init
.weak plat_crash_console_putc
.weak plat_crash_console_flush
#endif
.weak plat_reset_handler
.weak plat_disable_acp
.weak bl1_plat_prepare_exit
.weak plat_panic_handler
.weak bl31_plat_enable_mmu
.weak bl32_plat_enable_mmu
.weak plat_handle_uncontainable_ea
.weak plat_handle_double_fault
.weak plat_handle_el3_ea
#define MPIDR_RES_BIT_MASK 0xff000000
/* -----------------------------------------------------
* Placeholder function which should be redefined by
* each platform.
* -----------------------------------------------------
*/
func plat_report_exception
ret
endfunc plat_report_exception
#if !ERROR_DEPRECATED
func plat_crash_console_init
mov x0, #0
ret
endfunc plat_crash_console_init
func plat_crash_console_putc
ret
endfunc plat_crash_console_putc
func plat_crash_console_flush
ret
endfunc plat_crash_console_flush
#endif /* ERROR_DEPRECATED */
/* -----------------------------------------------------
* Placeholder function which should be redefined by
* each platform. This function should preserve x19 - x29.
* -----------------------------------------------------
*/
func plat_reset_handler
ret
endfunc plat_reset_handler
/* -----------------------------------------------------
* Placeholder function which should be redefined by
* each platform. This function is allowed to use
* registers x0 - x17.
* -----------------------------------------------------
*/
func plat_disable_acp
ret
endfunc plat_disable_acp
/* -----------------------------------------------------
* void bl1_plat_prepare_exit(entry_point_info_t *ep_info);
* Called before exiting BL1. Default: do nothing
* -----------------------------------------------------
*/
func bl1_plat_prepare_exit
ret
endfunc bl1_plat_prepare_exit
/* -----------------------------------------------------
* void plat_panic_handler(void) __dead2;
* Endless loop by default.
* -----------------------------------------------------
*/
func plat_panic_handler
wfi
b plat_panic_handler
endfunc plat_panic_handler
/* -----------------------------------------------------
* void bl31_plat_enable_mmu(uint32_t flags);
*
* Enable MMU in BL31.
* -----------------------------------------------------
*/
func bl31_plat_enable_mmu
b enable_mmu_direct_el3
endfunc bl31_plat_enable_mmu
/* -----------------------------------------------------
* void bl32_plat_enable_mmu(uint32_t flags);
*
* Enable MMU in BL32.
* -----------------------------------------------------
*/
func bl32_plat_enable_mmu
b enable_mmu_direct_el1
endfunc bl32_plat_enable_mmu
/* -----------------------------------------------------
* Platform handler for Uncontainable External Abort.
*
* x0: EA reason
* x1: EA syndrome
* -----------------------------------------------------
*/
func plat_handle_uncontainable_ea
b report_unhandled_exception
endfunc plat_handle_uncontainable_ea
/* -----------------------------------------------------
* Platform handler for Double Fault.
*
* x0: EA reason
* x1: EA syndrome
* -----------------------------------------------------
*/
func plat_handle_double_fault
b report_unhandled_exception
endfunc plat_handle_double_fault
/* -----------------------------------------------------
* Platform handler for EL3 External Abort.
* -----------------------------------------------------
*/
func plat_handle_el3_ea
b report_unhandled_exception
endfunc plat_handle_el3_ea