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authorAntonio Nino Diaz <antonio.ninodiaz@arm.com>2019-01-31 10:48:47 +0000
committerAntonio Nino Diaz <antonio.ninodiaz@arm.com>2019-02-27 11:58:09 +0000
commit9d93fc2f89a00e104bfe6be31f87861c26ba2bf0 (patch)
tree76c94df64c39d35379eaaf4eb47834e75ea8bb61 /include
parentcd7d6b0eb161c4b24f4ff19822cbb26c3f59a3f5 (diff)
downloadtrusted-firmware-a-9d93fc2f89a00e104bfe6be31f87861c26ba2bf0.tar.gz
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 <antonio.ninodiaz@arm.com>
Diffstat (limited to 'include')
-rw-r--r--include/bl2/bl2.h6
1 files changed, 5 insertions, 1 deletions
diff --git a/include/bl2/bl2.h b/include/bl2/bl2.h
index 8ec080c0a5..b3f9a879ac 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 <stdint.h>
+
+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 */