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fix(cm): hide cm_init_context_by_index from BL1

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BL1 requires the context management library but does not use or
implement `cm_init_context_by_index`. This change ensures that is not
compiled into BL1, as linking with LTO enabled causes an undefined
reference for this function.

Change-Id: I4a4602843bd75bc4f47b3e0c4c5a6efce1514ef6
Signed-off-by: Chris Kay <chris.kay@arm.com>
This commit is contained in:
Chris Kay 2024-02-06 15:43:40 +00:00
parent e40b563e87
commit a6b3643c2a
3 changed files with 11 additions and 4 deletions
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9
include/lib/el3_runtime/context_mgmt.h
View file

@ -1,5 +1,5 @@
/*
* Copyright (c) 2013-2023, Arm Limited and Contributors. All rights reserved.
* Copyright (c) 2013-2024, Arm Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
@ -30,12 +30,15 @@ void cm_set_context_by_index(unsigned int cpu_idx,
void *cm_get_context(uint32_t security_state);
void cm_set_context(void *context, uint32_t security_state);
void cm_init_my_context(const struct entry_point_info *ep);
void cm_init_context_by_index(unsigned int cpu_idx,
const struct entry_point_info *ep);
void cm_setup_context(cpu_context_t *ctx, const struct entry_point_info *ep);
void cm_prepare_el3_exit(uint32_t security_state);
void cm_prepare_el3_exit_ns(void);
#if !IMAGE_BL1
void cm_init_context_by_index(unsigned int cpu_idx,
const struct entry_point_info *ep);
#endif /* !IMAGE_BL1 */
#ifdef __aarch64__
#if IMAGE_BL31
void cm_manage_extensions_el3(void);

4
lib/el3_runtime/aarch32/context_mgmt.c
View file

@ -1,5 +1,5 @@
/*
* Copyright (c) 2016-2023, Arm Limited and Contributors. All rights reserved.
* Copyright (c) 2016-2024, Arm Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
@ -157,6 +157,7 @@ static void enable_extensions_nonsecure(bool el2_unused)
#endif /* IMAGE_BL32 */
}
#if !IMAGE_BL1
/*******************************************************************************
* The following function initializes the cpu_context for a CPU specified by
* its `cpu_idx` for first use, and sets the initial entrypoint state as
@ -169,6 +170,7 @@ void cm_init_context_by_index(unsigned int cpu_idx,
ctx = cm_get_context_by_index(cpu_idx, GET_SECURITY_STATE(ep->h.attr));
cm_setup_context(ctx, ep);
}
#endif /* !IMAGE_BL1 */
/*******************************************************************************
* The following function initializes the cpu_context for the current CPU

2
lib/el3_runtime/aarch64/context_mgmt.c
View file

@ -809,6 +809,7 @@ static void manage_extensions_secure(cpu_context_t *ctx)
#endif /* IMAGE_BL31 */
}
#if !IMAGE_BL1
/*******************************************************************************
* The following function initializes the cpu_context for a CPU specified by
* its `cpu_idx` for first use, and sets the initial entrypoint state as
@ -821,6 +822,7 @@ void cm_init_context_by_index(unsigned int cpu_idx,
ctx = cm_get_context_by_index(cpu_idx, GET_SECURITY_STATE(ep->h.attr));
cm_setup_context(ctx, ep);
}
#endif /* !IMAGE_BL1 */
/*******************************************************************************
* The following function initializes the cpu_context for the current CPU