From 9d93fc2f89a00e104bfe6be31f87861c26ba2bf0 Mon Sep 17 00:00:00 2001 From: Antonio Nino Diaz Date: Thu, 31 Jan 2019 10:48:47 +0000 Subject: BL2: Enable pointer authentication support The size increase after enabling options related to ARMv8.3-PAuth is: +----------------------------+-------+-------+-------+--------+ | | text | bss | data | rodata | +----------------------------+-------+-------+-------+--------+ | CTX_INCLUDE_PAUTH_REGS = 1 | +40 | +0 | +0 | +0 | | | 0.2% | | | | +----------------------------+-------+-------+-------+--------+ | ENABLE_PAUTH = 1 | +664 | +0 | +16 | +0 | | | 3.1% | | 0.9% | | +----------------------------+-------+-------+-------+--------+ Results calculated with the following build configuration: make PLAT=fvp SPD=tspd DEBUG=1 \ SDEI_SUPPORT=1 \ EL3_EXCEPTION_HANDLING=1 \ TSP_NS_INTR_ASYNC_PREEMPT=1 \ CTX_INCLUDE_PAUTH_REGS=1 \ ENABLE_PAUTH=1 The changes for BL2_AT_EL3 aren't done in this commit. Change-Id: I8c803b40c7160525a06173bc6cdca21c4505837d Signed-off-by: Antonio Nino Diaz --- include/bl2/bl2.h | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) (limited to 'include') diff --git a/include/bl2/bl2.h b/include/bl2/bl2.h index 8ec080c0a..b3f9a879a 100644 --- a/include/bl2/bl2.h +++ b/include/bl2/bl2.h @@ -1,5 +1,5 @@ /* - * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved. + * Copyright (c) 2018-2019, ARM Limited and Contributors. All rights reserved. * * SPDX-License-Identifier: BSD-3-Clause */ @@ -7,6 +7,10 @@ #ifndef BL2_H #define BL2_H +#include + +void bl2_setup(u_register_t arg0, u_register_t arg1, u_register_t arg2, + u_register_t arg3); void bl2_main(void); #endif /* BL2_H */ -- cgit v1.2.3