blob: e4d4f1254ab742e0013c7250135994b894e28ffd [file] [log] [blame]
/*
* Copyright (c) 2017-2020, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#ifndef ARM_RECLAIM_INIT_LD_S
#define ARM_RECLAIM_INIT_LD_S
SECTIONS
{
.init __STACKS_START__ : {
. = . + PLATFORM_STACK_SIZE;
. = ALIGN(PAGE_SIZE);
__INIT_CODE_START__ = .;
*(*text.init*);
__INIT_CODE_END__ = .;
} >RAM
#ifdef BL31_PROGBITS_LIMIT
ASSERT(__INIT_CODE_END__ <= BL31_PROGBITS_LIMIT,
"BL31 init has exceeded progbits limit.")
#endif
ASSERT(__INIT_CODE_END__ <= __STACKS_END__,
"Init code ends past the end of the stacks")
}
#undef MIN
#define ABS ABSOLUTE
#define COUNT PLATFORM_CORE_COUNT
#define ALIGN_MASK ~(CACHE_WRITEBACK_GRANULE - 1)
#define PRIMARY_STACK \
__STACKS_START__ = .; \
*(tzfw_normal_stacks) \
OFFSET = ABS(SIZEOF(.init) - (. - __STACKS_START__)); \
/* Offset sign */ \
SIGN = ABS(OFFSET) & (1 << 63); \
/* Offset mask */ \
MASK = ABS(SIGN >> 63) - 1; \
. += ABS(OFFSET) & ABS(MASK); \
. = ALIGN(PAGE_SIZE); \
__STACKS_END__ = .; \
/* Total stack size */ \
SIZE = ABS(. - __STACKS_START__); \
/* Maximum primary CPU stack */ \
STACK = ABS(__STACKS_START__ + SIZE / COUNT) & ALIGN_MASK; \
/* Primary CPU stack */ \
__PRIMARY_STACK__ = MIN(STACK, ABS(__INIT_CODE_START__));
#if (COUNT > 1)
#define SECONDARY_STACK \
/* Size of the secondary CPUs' stack */ \
REST = ABS(__STACKS_END__ - __PRIMARY_STACK__); \
/* Secondary per-CPU stack size */ \
__STACK_SIZE__ = ABS(REST / (COUNT - 1));
#else
#define SECONDARY_STACK
#endif
#define STACK_SECTION \
stacks (NOLOAD) : { \
PRIMARY_STACK \
SECONDARY_STACK \
}
#endif /* ARM_RECLAIM_INIT_LD_S */