diff options
Diffstat (limited to 'common')
| -rw-r--r-- | common/aarch64/early_exceptions.S | 72 |
1 files changed, 27 insertions, 45 deletions
diff --git a/common/aarch64/early_exceptions.S b/common/aarch64/early_exceptions.S index 64bfcd0f..0ef59507 100644 --- a/common/aarch64/early_exceptions.S +++ b/common/aarch64/early_exceptions.S @@ -1,5 +1,5 @@ /* - * Copyright (c) 2013-2015, ARM Limited and Contributors. All rights reserved. + * 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: @@ -31,140 +31,122 @@ #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 - .section .vectors, "ax"; .align 11 +vector_base early_exceptions /* ----------------------------------------------------- - * Very simple stackless exception handlers used by BL2 - * and BL31 bootloader stages. BL31 uses them before - * stacks are setup. BL2 uses them throughout. - * ----------------------------------------------------- - */ - .align 7 -early_exceptions: - /* ----------------------------------------------------- - * Current EL with SP0 : 0x0 - 0x180 + * Current EL with SP0 : 0x0 - 0x200 * ----------------------------------------------------- */ -SynchronousExceptionSP0: +vector_entry SynchronousExceptionSP0 mov x0, #SYNC_EXCEPTION_SP_EL0 bl plat_report_exception b SynchronousExceptionSP0 check_vector_size SynchronousExceptionSP0 - .align 7 -IrqSP0: +vector_entry IrqSP0 mov x0, #IRQ_SP_EL0 bl plat_report_exception b IrqSP0 check_vector_size IrqSP0 - .align 7 -FiqSP0: +vector_entry FiqSP0 mov x0, #FIQ_SP_EL0 bl plat_report_exception b FiqSP0 check_vector_size FiqSP0 - .align 7 -SErrorSP0: +vector_entry SErrorSP0 mov x0, #SERROR_SP_EL0 bl plat_report_exception b SErrorSP0 check_vector_size SErrorSP0 /* ----------------------------------------------------- - * Current EL with SPx: 0x200 - 0x380 + * Current EL with SPx: 0x200 - 0x400 * ----------------------------------------------------- */ - .align 7 -SynchronousExceptionSPx: +vector_entry SynchronousExceptionSPx mov x0, #SYNC_EXCEPTION_SP_ELX bl plat_report_exception b SynchronousExceptionSPx check_vector_size SynchronousExceptionSPx - .align 7 -IrqSPx: +vector_entry IrqSPx mov x0, #IRQ_SP_ELX bl plat_report_exception b IrqSPx check_vector_size IrqSPx - .align 7 -FiqSPx: +vector_entry FiqSPx mov x0, #FIQ_SP_ELX bl plat_report_exception b FiqSPx check_vector_size FiqSPx - .align 7 -SErrorSPx: +vector_entry SErrorSPx mov x0, #SERROR_SP_ELX bl plat_report_exception b SErrorSPx check_vector_size SErrorSPx /* ----------------------------------------------------- - * Lower EL using AArch64 : 0x400 - 0x580 + * Lower EL using AArch64 : 0x400 - 0x600 * ----------------------------------------------------- */ - .align 7 -SynchronousExceptionA64: +vector_entry SynchronousExceptionA64 mov x0, #SYNC_EXCEPTION_AARCH64 bl plat_report_exception b SynchronousExceptionA64 check_vector_size SynchronousExceptionA64 - .align 7 -IrqA64: +vector_entry IrqA64 mov x0, #IRQ_AARCH64 bl plat_report_exception b IrqA64 check_vector_size IrqA64 - .align 7 -FiqA64: +vector_entry FiqA64 mov x0, #FIQ_AARCH64 bl plat_report_exception b FiqA64 check_vector_size FiqA64 - .align 7 -SErrorA64: +vector_entry SErrorA64 mov x0, #SERROR_AARCH64 bl plat_report_exception b SErrorA64 check_vector_size SErrorA64 /* ----------------------------------------------------- - * Lower EL using AArch32 : 0x0 - 0x180 + * Lower EL using AArch32 : 0x600 - 0x800 * ----------------------------------------------------- */ - .align 7 -SynchronousExceptionA32: +vector_entry SynchronousExceptionA32 mov x0, #SYNC_EXCEPTION_AARCH32 bl plat_report_exception b SynchronousExceptionA32 check_vector_size SynchronousExceptionA32 - .align 7 -IrqA32: +vector_entry IrqA32 mov x0, #IRQ_AARCH32 bl plat_report_exception b IrqA32 check_vector_size IrqA32 - .align 7 -FiqA32: +vector_entry FiqA32 mov x0, #FIQ_AARCH32 bl plat_report_exception b FiqA32 check_vector_size FiqA32 - .align 7 -SErrorA32: +vector_entry SErrorA32 mov x0, #SERROR_AARCH32 bl plat_report_exception b SErrorA32 |