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https://github.com/AsahiLinux/u-boot
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444c46413f
For RV64, it will use sd instruction to clear t0 register, and the increament will be 8 bytes. So if the difference between__bss_strat and __bss_end was not 8 bytes aligned, the clear bss loop will overflow and acks like system hang. Signed-off-by: Rick Chen <rick@andestech.com> Cc: KC Lin <kclin@andestech.com> Cc: Alan Kao <alankao@andestech.com>
82 lines
1.3 KiB
Text
82 lines
1.3 KiB
Text
/* SPDX-License-Identifier: GPL-2.0+ */
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/*
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* Based on arch/riscv/cpu/u-boot.lds, which is
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* Copyright (C) 2017 Andes Technology Corporation
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* Rick Chen, Andes Technology Corporation <rick@andestech.com>
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*
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* and arch/mips/cpu/u-boot-spl.lds.
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*/
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MEMORY { .spl_mem : ORIGIN = IMAGE_TEXT_BASE, LENGTH = IMAGE_MAX_SIZE }
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MEMORY { .bss_mem : ORIGIN = CONFIG_SPL_BSS_START_ADDR, \
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LENGTH = CONFIG_SPL_BSS_MAX_SIZE }
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OUTPUT_ARCH("riscv")
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ENTRY(_start)
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SECTIONS
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{
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. = ALIGN(4);
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.text : {
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arch/riscv/cpu/start.o (.text)
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*(.text*)
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} > .spl_mem
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. = ALIGN(4);
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.rodata : {
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*(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*)))
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} > .spl_mem
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. = ALIGN(4);
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.data : {
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*(.data*)
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} > .spl_mem
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. = ALIGN(4);
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.got : {
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__got_start = .;
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*(.got.plt) *(.got)
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__got_end = .;
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} > .spl_mem
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. = ALIGN(4);
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.u_boot_list : {
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KEEP(*(SORT(.u_boot_list*)));
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} > .spl_mem
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. = ALIGN(4);
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.binman_sym_table : {
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__binman_sym_start = .;
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KEEP(*(SORT(.binman_sym*)));
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__binman_sym_end = .;
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} > .spl_mem
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. = ALIGN(4);
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/DISCARD/ : { *(.rela.plt*) }
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.rela.dyn : {
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__rel_dyn_start = .;
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*(.rela*)
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__rel_dyn_end = .;
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} > .spl_mem
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. = ALIGN(4);
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.dynsym : {
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__dyn_sym_start = .;
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*(.dynsym)
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__dyn_sym_end = .;
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} > .spl_mem
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. = ALIGN(4);
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_end = .;
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.bss : {
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__bss_start = .;
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*(.bss*)
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. = ALIGN(8);
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__bss_end = .;
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} > .bss_mem
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}
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