u-boot/arch/arm/mach-zynq/u-boot.lds
Michal Simek be3a73c0c4 ARM: zynq: Align bss and end of u-boot image to 64bits
The main reason is that DT memory reserved code is expecting DT to be 64bit
aligned. For more information take a look at commit 5bd5ee02b2 ("xilinx:
zynqmp: Check that DT is 64bit aligned").

Signed-off-by: Michal Simek <michal.simek@amd.com>
Link: https://lore.kernel.org/r/9f3688cda188d8ea0b462df2aa08a10ddcc9c149.1661938136.git.michal.simek@amd.com
2022-09-13 11:32:48 +02:00

140 lines
2.1 KiB
Plaintext

/* SPDX-License-Identifier: GPL-2.0+ */
/*
* Copyright (c) 2004-2008 Texas Instruments
*
* (C) Copyright 2002
* Gary Jennejohn, DENX Software Engineering, <garyj@denx.de>
*/
OUTPUT_FORMAT("elf32-littlearm", "elf32-littlearm", "elf32-littlearm")
OUTPUT_ARCH(arm)
ENTRY(_start)
SECTIONS
{
. = 0x00000000;
. = ALIGN(4);
.text :
{
*(.__image_copy_start)
*(.vectors)
CPUDIR/start.o (.text*)
}
/* This needs to come before *(.text*) */
.__efi_runtime_start : {
*(.__efi_runtime_start)
}
.efi_runtime : {
*(.text.efi_runtime*)
*(.rodata.efi_runtime*)
*(.data.efi_runtime*)
}
.__efi_runtime_stop : {
*(.__efi_runtime_stop)
}
.text_rest :
{
*(.text*)
}
. = ALIGN(4);
.rodata : { *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*))) }
. = ALIGN(4);
.data : {
*(.data*)
}
. = ALIGN(4);
. = .;
. = ALIGN(4);
__u_boot_list : {
KEEP(*(SORT(__u_boot_list*)));
}
. = ALIGN(4);
.efi_runtime_rel_start :
{
*(.__efi_runtime_rel_start)
}
.efi_runtime_rel : {
*(.rel*.efi_runtime)
*(.rel*.efi_runtime.*)
}
.efi_runtime_rel_stop :
{
*(.__efi_runtime_rel_stop)
}
. = ALIGN(8);
.image_copy_end :
{
*(.__image_copy_end)
}
.rel_dyn_start :
{
*(.__rel_dyn_start)
}
.rel.dyn : {
*(.rel*)
}
.rel_dyn_end :
{
*(.__rel_dyn_end)
}
.end :
{
*(.__end)
}
_image_binary_end = .;
/*
* Compiler-generated __bss_start and __bss_end, see arch/arm/lib/bss.c
* __bss_base and __bss_limit are for linker only (overlay ordering)
*/
.bss_start __rel_dyn_start (OVERLAY) : {
KEEP(*(.__bss_start));
__bss_base = .;
}
.bss __bss_base (OVERLAY) : {
*(.bss*)
. = ALIGN(8);
__bss_limit = .;
}
.bss_end __bss_limit (OVERLAY) : {
KEEP(*(.__bss_end));
}
/*
* Zynq needs to discard these sections because the user
* is expected to pass this image on to tools for boot.bin
* generation that require them to be dropped.
*/
/DISCARD/ : { *(.dynsym) }
/DISCARD/ : { *(.dynbss*) }
/DISCARD/ : { *(.dynstr*) }
/DISCARD/ : { *(.dynamic*) }
/DISCARD/ : { *(.plt*) }
/DISCARD/ : { *(.interp*) }
/DISCARD/ : { *(.gnu*) }
/DISCARD/ : { *(.ARM.exidx*) }
/DISCARD/ : { *(.gnu.linkonce.armexidx.*) }
}