| /* |
| * Copyright (c) 2013-2016, ARM Limited and Contributors. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are met: |
| * |
| * Redistributions of source code must retain the above copyright notice, this |
| * list of conditions and the following disclaimer. |
| * |
| * Redistributions in binary form must reproduce the above copyright notice, |
| * this list of conditions and the following disclaimer in the documentation |
| * and/or other materials provided with the distribution. |
| * |
| * Neither the name of ARM nor the names of its contributors may be used |
| * to endorse or promote products derived from this software without specific |
| * prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
| * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE |
| * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
| * POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #include <asm_macros.S> |
| #include <bl_common.h> |
| |
| /* ----------------------------------------------------------------------------- |
| * Very simple stackless exception handlers used by BL2 and BL31 stages. |
| * BL31 uses them before stacks are setup. BL2 uses them throughout. |
| * ----------------------------------------------------------------------------- |
| */ |
| .globl early_exceptions |
| |
| vector_base early_exceptions |
| |
| /* ----------------------------------------------------- |
| * Current EL with SP0 : 0x0 - 0x200 |
| * ----------------------------------------------------- |
| */ |
| vector_entry SynchronousExceptionSP0 |
| mov x0, #SYNC_EXCEPTION_SP_EL0 |
| bl plat_report_exception |
| b SynchronousExceptionSP0 |
| check_vector_size SynchronousExceptionSP0 |
| |
| vector_entry IrqSP0 |
| mov x0, #IRQ_SP_EL0 |
| bl plat_report_exception |
| b IrqSP0 |
| check_vector_size IrqSP0 |
| |
| vector_entry FiqSP0 |
| mov x0, #FIQ_SP_EL0 |
| bl plat_report_exception |
| b FiqSP0 |
| check_vector_size FiqSP0 |
| |
| vector_entry SErrorSP0 |
| mov x0, #SERROR_SP_EL0 |
| bl plat_report_exception |
| b SErrorSP0 |
| check_vector_size SErrorSP0 |
| |
| /* ----------------------------------------------------- |
| * Current EL with SPx: 0x200 - 0x400 |
| * ----------------------------------------------------- |
| */ |
| vector_entry SynchronousExceptionSPx |
| mov x0, #SYNC_EXCEPTION_SP_ELX |
| bl plat_report_exception |
| b SynchronousExceptionSPx |
| check_vector_size SynchronousExceptionSPx |
| |
| vector_entry IrqSPx |
| mov x0, #IRQ_SP_ELX |
| bl plat_report_exception |
| b IrqSPx |
| check_vector_size IrqSPx |
| |
| vector_entry FiqSPx |
| mov x0, #FIQ_SP_ELX |
| bl plat_report_exception |
| b FiqSPx |
| check_vector_size FiqSPx |
| |
| vector_entry SErrorSPx |
| mov x0, #SERROR_SP_ELX |
| bl plat_report_exception |
| b SErrorSPx |
| check_vector_size SErrorSPx |
| |
| /* ----------------------------------------------------- |
| * Lower EL using AArch64 : 0x400 - 0x600 |
| * ----------------------------------------------------- |
| */ |
| vector_entry SynchronousExceptionA64 |
| mov x0, #SYNC_EXCEPTION_AARCH64 |
| bl plat_report_exception |
| b SynchronousExceptionA64 |
| check_vector_size SynchronousExceptionA64 |
| |
| vector_entry IrqA64 |
| mov x0, #IRQ_AARCH64 |
| bl plat_report_exception |
| b IrqA64 |
| check_vector_size IrqA64 |
| |
| vector_entry FiqA64 |
| mov x0, #FIQ_AARCH64 |
| bl plat_report_exception |
| b FiqA64 |
| check_vector_size FiqA64 |
| |
| vector_entry SErrorA64 |
| mov x0, #SERROR_AARCH64 |
| bl plat_report_exception |
| b SErrorA64 |
| check_vector_size SErrorA64 |
| |
| /* ----------------------------------------------------- |
| * Lower EL using AArch32 : 0x600 - 0x800 |
| * ----------------------------------------------------- |
| */ |
| vector_entry SynchronousExceptionA32 |
| mov x0, #SYNC_EXCEPTION_AARCH32 |
| bl plat_report_exception |
| b SynchronousExceptionA32 |
| check_vector_size SynchronousExceptionA32 |
| |
| vector_entry IrqA32 |
| mov x0, #IRQ_AARCH32 |
| bl plat_report_exception |
| b IrqA32 |
| check_vector_size IrqA32 |
| |
| vector_entry FiqA32 |
| mov x0, #FIQ_AARCH32 |
| bl plat_report_exception |
| b FiqA32 |
| check_vector_size FiqA32 |
| |
| vector_entry SErrorA32 |
| mov x0, #SERROR_AARCH32 |
| bl plat_report_exception |
| b SErrorA32 |
| check_vector_size SErrorA32 |