| /* |
| * 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 |
| .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 |
| |
| /* ----------------------------------------------------- |
| * 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 |
