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| author | Chuan Zhu <chuan.zhu@arm.com> | 2017-07-26 17:40:36 +0100 |
|---|---|---|
| committer | Giacomo Travaglini <giacomo.travaglini@arm.com> | 2018-02-07 15:06:50 +0000 |
| commit | 234fba56bc6dde84c9a6a57e539676fa55b0ff76 (patch) | |
| tree | cd5c3a36c1f123d5d45f179af86981b736823d5c /src/arch/arm/utility.hh | |
| parent | 0f2e20c80aa6bbc87f3791a8fdf81489ad501a40 (diff) | |
| download | gem5-234fba56bc6dde84c9a6a57e539676fa55b0ff76.tar.xz | |
arch-arm: Fix incorrect assumptions in ELIs64
The state of EL1 wasn't determined correctly when running in secure
mode if virtualisation was enabled. This changset updates the
implementation to match the canonical behavior from the ARM ARM.
Change-Id: I7ed6f5c003617773603f678667aac069d73b6f62
Reviewed-by: Andreas Sandberg <andreas.sandberg@arm.com>
Reviewed-on: https://gem5-review.googlesource.com/7141
Maintainer: Andreas Sandberg <andreas.sandberg@arm.com>
Reviewed-by: Nikos Nikoleris <nikos.nikoleris@arm.com>
Diffstat (limited to 'src/arch/arm/utility.hh')
| -rw-r--r-- | src/arch/arm/utility.hh | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/src/arch/arm/utility.hh b/src/arch/arm/utility.hh index 640ba70d2..622fd1282 100644 --- a/src/arch/arm/utility.hh +++ b/src/arch/arm/utility.hh @@ -1,5 +1,5 @@ /* - * Copyright (c) 2010, 2012-2013, 2016 ARM Limited + * Copyright (c) 2010, 2012-2013, 2016-2017 ARM Limited * All rights reserved * * The license below extends only to copyright in the software and shall @@ -157,6 +157,8 @@ currEL(ThreadContext *tc) return (ExceptionLevel) (uint8_t) cpsr.el; } +bool ELIs32(ThreadContext *tc, ExceptionLevel el); + bool ELIs64(ThreadContext *tc, ExceptionLevel el); bool isBigEndian64(ThreadContext *tc); |