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/* SPDX-License-Identifier: GPL-2.0 */
#include <asm-generic/vmlinux.lds.h>
#include <asm/vmlinux.lds.h>
#include <asm/thread_info.h>
#include <asm/page.h>
#include <asm/sclp.h>
#include "boot.h"
OUTPUT_FORMAT("elf64-s390", "elf64-s390", "elf64-s390")
OUTPUT_ARCH(s390:64-bit)
ENTRY(startup)
SECTIONS
{
. = 0;
.ipldata : {
*(.ipldata)
}
. = IPL_START;
.head.text : {
_head = . ;
HEAD_TEXT
_ehead = . ;
}
. = PARMAREA;
.parmarea : {
*(.parmarea)
}
.text : {
_text = .; /* Text */
*(.text)
*(.text.*)
INIT_TEXT
_etext = . ;
}
.rodata : {
_rodata = . ;
*(.rodata) /* read-only data */
*(.rodata.*)
_erodata = . ;
}
.got : {
*(.got)
}
NOTES
.data : {
_data = . ;
*(.data)
*(.data.*)
_edata = . ;
}
BOOT_DATA
BOOT_DATA_PRESERVED
/*
* This is the BSS section of the decompressor and not of the decompressed Linux kernel.
* It will consume place in the decompressor's image.
*/
. = ALIGN(8);
.bss : {
_bss = . ;
*(.bss)
*(.bss.*)
*(COMMON)
/*
* Stacks for the decompressor
*/
. = ALIGN(PAGE_SIZE);
_dump_info_stack_start = .;
. += PAGE_SIZE;
_dump_info_stack_end = .;
. = ALIGN(PAGE_SIZE);
_stack_start = .;
. += BOOT_STACK_SIZE;
_stack_end = .;
_ebss = .;
}
/*
* uncompressed image info used by the decompressor it should match
* struct vmlinux_info. It comes from .vmlinux.info section of
* uncompressed vmlinux in a form of info.o
*/
. = ALIGN(8);
.vmlinux.info : {
_vmlinux_info = .;
*(.vmlinux.info)
}
.decompressor.syms : {
. += 1; /* make sure we have \0 before the first entry */
. = ALIGN(2);
_decompressor_syms_start = .;
*(.decompressor.syms)
_decompressor_syms_end = .;
}
_decompressor_end = .;
. = ALIGN(4);
.vmlinux.relocs : {
__vmlinux_relocs_64_start = .;
*(.vmlinux.relocs_64)
__vmlinux_relocs_64_end = .;
}
#ifdef CONFIG_KERNEL_UNCOMPRESSED
. = ALIGN(PAGE_SIZE);
. += AMODE31_SIZE; /* .amode31 section */
/*
* Make sure the location counter is not less than TEXT_OFFSET.
* _SEGMENT_SIZE is not available, use ALIGN(1 << 20) instead.
*/
. = MAX(TEXT_OFFSET, ALIGN(1 << 20));
#else
. = ALIGN(8);
#endif
.rodata.compressed : {
_compressed_start = .;
*(.vmlinux.bin.compressed)
_compressed_end = .;
}
#define SB_TRAILER_SIZE 32
/* Trailer needed for Secure Boot */
. += SB_TRAILER_SIZE; /* make sure .sb.trailer does not overwrite the previous section */
. = ALIGN(4096) - SB_TRAILER_SIZE;
.sb.trailer : {
QUAD(0)
QUAD(0)
QUAD(0)
QUAD(0x000000207a49504c)
}
_end = .;
DWARF_DEBUG
ELF_DETAILS
/*
* Make sure that the .got.plt is either completely empty or it
* contains only the three reserved double words.
*/
.got.plt : {
*(.got.plt)
}
ASSERT(SIZEOF(.got.plt) == 0 || SIZEOF(.got.plt) == 0x18, "Unexpected GOT/PLT entries detected!")
/*
* Sections that should stay zero sized, which is safer to
* explicitly check instead of blindly discarding.
*/
.plt : {
*(.plt) *(.plt.*) *(.iplt) *(.igot .igot.plt)
}
ASSERT(SIZEOF(.plt) == 0, "Unexpected run-time procedure linkages detected!")
.rela.dyn : {
*(.rela.*) *(.rela_*)
}
ASSERT(SIZEOF(.rela.dyn) == 0, "Unexpected run-time relocations (.rela) detected!")
/* Sections to be discarded */
/DISCARD/ : {
COMMON_DISCARDS
*(.eh_frame)
*(__ex_table)
*(*__ksymtab*)
*(___kcrctab*)
}
}
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