/* * Copyright (c) 2013-2020, ARM Limited and Contributors. All rights reserved. * * SPDX-License-Identifier: BSD-3-Clause */ #include #include OUTPUT_FORMAT(PLATFORM_LINKER_FORMAT) OUTPUT_ARCH(PLATFORM_LINKER_ARCH) ENTRY(tsp_entrypoint) MEMORY { RAM (rwx): ORIGIN = TSP_SEC_MEM_BASE, LENGTH = TSP_SEC_MEM_SIZE } SECTIONS { . = BL32_BASE; ASSERT(. == ALIGN(PAGE_SIZE), "BL32_BASE address is not aligned on a page boundary.") #if SEPARATE_CODE_AND_RODATA .text . : { __TEXT_START__ = .; *tsp_entrypoint.o(.text*) *(.text*) *(.vectors) . = ALIGN(PAGE_SIZE); __TEXT_END__ = .; } >RAM .rodata . : { __RODATA_START__ = .; *(.rodata*) GOT . = ALIGN(PAGE_SIZE); __RODATA_END__ = .; } >RAM #else ro . : { __RO_START__ = .; *tsp_entrypoint.o(.text*) *(.text*) *(.rodata*) GOT *(.vectors) __RO_END_UNALIGNED__ = .; /* * Memory page(s) mapped to this section will be marked as * read-only, executable. No RW data from the next section must * creep in. Ensure the rest of the current memory page is unused. */ . = ALIGN(PAGE_SIZE); __RO_END__ = .; } >RAM #endif /* * Define a linker symbol to mark start of the RW memory area for this * image. */ __RW_START__ = . ; .data . : { __DATA_START__ = .; *(.data*) __DATA_END__ = .; } >RAM /* * .rela.dyn needs to come after .data for the read-elf utility to parse * this section correctly. Ensure 8-byte alignment so that the fields of * RELA data structure are aligned. */ . = ALIGN(8); __RELA_START__ = .; .rela.dyn . : { } >RAM __RELA_END__ = .; #ifdef TSP_PROGBITS_LIMIT ASSERT(. <= TSP_PROGBITS_LIMIT, "TSP progbits has exceeded its limit.") #endif stacks (NOLOAD) : { __STACKS_START__ = .; *(tzfw_normal_stacks) __STACKS_END__ = .; } >RAM /* * The .bss section gets initialised to 0 at runtime. * Its base address should be 16-byte aligned for better performance of the * zero-initialization code. */ .bss : ALIGN(16) { __BSS_START__ = .; *(SORT_BY_ALIGNMENT(.bss*)) *(COMMON) __BSS_END__ = .; } >RAM XLAT_TABLE_SECTION >RAM #if USE_COHERENT_MEM /* * The base address of the coherent memory section must be page-aligned (4K) * to guarantee that the coherent data are stored on their own pages and * are not mixed with normal data. This is required to set up the correct * memory attributes for the coherent data page tables. */ coherent_ram (NOLOAD) : ALIGN(PAGE_SIZE) { __COHERENT_RAM_START__ = .; *(tzfw_coherent_mem) __COHERENT_RAM_END_UNALIGNED__ = .; /* * Memory page(s) mapped to this section will be marked * as device memory. No other unexpected data must creep in. * Ensure the rest of the current memory page is unused. */ . = ALIGN(PAGE_SIZE); __COHERENT_RAM_END__ = .; } >RAM #endif /* * Define a linker symbol to mark the end of the RW memory area for this * image. */ __RW_END__ = .; __BL32_END__ = .; /DISCARD/ : { *(.dynsym .dynstr .hash .gnu.hash) } __BSS_SIZE__ = SIZEOF(.bss); #if USE_COHERENT_MEM __COHERENT_RAM_UNALIGNED_SIZE__ = __COHERENT_RAM_END_UNALIGNED__ - __COHERENT_RAM_START__; #endif ASSERT(. <= BL32_LIMIT, "BL32 image has exceeded its limit.") }