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https://github.com/AsahiLinux/u-boot
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bbaeb7ac22
Add test for the SPL binary size and the bss section size. This will throw an error at build time if the SPL sections do not fit in the designated RAM area, thus avoiding oversizing the SPL. Based on original work by Wenyou Yang. Signed-off-by: Eugen Hristev <eugen.hristev@microchip.com>
60 lines
1.1 KiB
Text
60 lines
1.1 KiB
Text
/* SPDX-License-Identifier: GPL-2.0+ */
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/*
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* Copyright (C) 2015 Atmel Corporation
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* Bo Shen <voice.shen@atmel.com>
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*/
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MEMORY { .sram : ORIGIN = CONFIG_SPL_TEXT_BASE, \
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LENGTH = CONFIG_SPL_MAX_SIZE }
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MEMORY { .sdram : ORIGIN = CONFIG_SPL_BSS_START_ADDR, \
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LENGTH = CONFIG_SPL_BSS_MAX_SIZE }
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OUTPUT_FORMAT("elf32-littlearm", "elf32-littlearm", "elf32-littlearm")
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OUTPUT_ARCH(arm)
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ENTRY(_start)
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SECTIONS
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{
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.text :
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{
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__start = .;
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*(.vectors)
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arch/arm/cpu/arm926ejs/start.o (.text*)
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*(.text*)
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} >.sram
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. = ALIGN(4);
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.rodata : { *(SORT_BY_ALIGNMENT(.rodata*)) } >.sram
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. = ALIGN(4);
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.data : { *(SORT_BY_ALIGNMENT(.data*)) } >.sram
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. = ALIGN(4);
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.u_boot_list : { KEEP(*(SORT(.u_boot_list*))) } > .sram
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. = ALIGN(4);
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__image_copy_end = .;
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.end :
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{
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*(.__end)
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} >.sram
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.bss :
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{
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. = ALIGN(4);
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__bss_start = .;
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*(.bss*)
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. = ALIGN(4);
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__bss_end = .;
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} >.sdram
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}
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#if defined(CONFIG_SPL_MAX_SIZE)
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ASSERT(__image_copy_end - __start < (CONFIG_SPL_MAX_SIZE), \
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"SPL image too big");
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#endif
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#if defined(CONFIG_SPL_BSS_MAX_SIZE)
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ASSERT(__bss_end - __bss_start < (CONFIG_SPL_BSS_MAX_SIZE), \
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"SPL image BSS too big");
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#endif
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