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When RECLAIM_INIT_CODE is enabled, functions with __init attribute can be reclaimed after boot and marked as Execute Never. Because of a bug in linker script the functions starting with "init" were also marked XN and causing instruction abort. Signed-off-by: Manish Pandey <manish.pandey2@arm.com> Change-Id: I2221973c05af170acf4e723cd44645b9ff9d58d2
44 lines
1.1 KiB
ArmAsm
44 lines
1.1 KiB
ArmAsm
/*
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* Copyright (c) 2017-2022, ARM Limited and Contributors. All rights reserved.
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*
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* SPDX-License-Identifier: BSD-3-Clause
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*/
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#ifndef ARM_RECLAIM_INIT_LD_S
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#define ARM_RECLAIM_INIT_LD_S
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SECTIONS
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{
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.init __STACKS_START__ : {
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. = . + PLATFORM_STACK_SIZE;
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. = ALIGN(PAGE_SIZE);
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__INIT_CODE_START__ = .;
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*(*text.init.*);
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__INIT_CODE_END__ = .;
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INIT_CODE_END_ALIGNED = ALIGN(PAGE_SIZE);
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} >RAM
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#ifdef BL31_PROGBITS_LIMIT
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ASSERT(__INIT_CODE_END__ <= BL31_PROGBITS_LIMIT,
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"BL31 init has exceeded progbits limit.")
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#endif
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}
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#define ABS ABSOLUTE
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#define STACK_SECTION \
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stacks (NOLOAD) : { \
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__STACKS_START__ = .; \
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*(tzfw_normal_stacks) \
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__STACKS_END__ = .; \
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/* Allow room for the init section where necessary. */ \
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OFFSET = ABS(SIZEOF(.init) - (. - __STACKS_START__)); \
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/* Offset sign */ \
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SIGN = ABS(OFFSET) & (1 << 63); \
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/* Offset mask */ \
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MASK = ABS(SIGN >> 63) - 1; \
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. += ABS(OFFSET) & ABS(MASK); \
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. = ALIGN(PAGE_SIZE); \
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}
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#endif /* ARM_RECLAIM_INIT_LD_S */
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