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author | Antonio Nino Diaz <antonio.ninodiaz@arm.com> | 2019-01-31 11:01:26 +0000 |
---|---|---|
committer | Antonio Nino Diaz <antonio.ninodiaz@arm.com> | 2019-02-27 11:58:10 +0000 |
commit | 88cfd9a604cee29cc6536a43cd136b7eef0b78b9 (patch) | |
tree | 532afae2b89a70c75b7d3389c34c78ac715744e6 /include | |
parent | dcbfa11bd96af98dbb93df3410008f025a131d59 (diff) | |
download | trusted-firmware-a-88cfd9a604cee29cc6536a43cd136b7eef0b78b9.tar.gz |
BL31: 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 | +192 | +1536 | +0 | +0 |
| | 0.3% | 3.1% | | |
+----------------------------+-------+-------+-------+--------+
| ENABLE_PAUTH = 1 | +1848 | +1536 | +16 | +0 |
| | 3.3% | 3.1% | 3.1% | |
+----------------------------+-------+-------+-------+--------+
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
Change-Id: I43db7e509a4f39da6599ec2faa690d197573ec1b
Signed-off-by: Antonio Nino Diaz <antonio.ninodiaz@arm.com>
Diffstat (limited to 'include')
-rw-r--r-- | include/bl31/bl31.h | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/include/bl31/bl31.h b/include/bl31/bl31.h index 08c555d902..3deb0a51d2 100644 --- a/include/bl31/bl31.h +++ b/include/bl31/bl31.h @@ -1,5 +1,5 @@ /* - * Copyright (c) 2013-2018, ARM Limited and Contributors. All rights reserved. + * Copyright (c) 2013-2019, ARM Limited and Contributors. All rights reserved. * * SPDX-License-Identifier: BSD-3-Clause */ @@ -12,6 +12,8 @@ /******************************************************************************* * Function prototypes ******************************************************************************/ +void bl31_setup(u_register_t arg0, u_register_t arg1, u_register_t arg2, + u_register_t arg3); void bl31_next_el_arch_setup(uint32_t security_state); void bl31_set_next_image_type(uint32_t security_state); uint32_t bl31_get_next_image_type(void); |