mirror of
https://github.com/FEX-Emu/linux.git
synced 2024-12-28 04:17:47 +00:00
0778dc3a62
We need an alignment of 16384 bytes for the initial kernel stack if the kernel is configured for 16384 bytes stacks but the linker script currently guarantees only an alignment of 8192 bytes. So fix this and simply use THREAD_SIZE as alignment value which will always do the right thing. Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
167 lines
2.7 KiB
ArmAsm
167 lines
2.7 KiB
ArmAsm
/* ld script to make s390 Linux kernel
|
|
* Written by Martin Schwidefsky (schwidefsky@de.ibm.com)
|
|
*/
|
|
|
|
#include <asm/thread_info.h>
|
|
#include <asm/page.h>
|
|
#include <asm-generic/vmlinux.lds.h>
|
|
|
|
#ifndef CONFIG_64BIT
|
|
OUTPUT_FORMAT("elf32-s390", "elf32-s390", "elf32-s390")
|
|
OUTPUT_ARCH(s390)
|
|
ENTRY(_start)
|
|
jiffies = jiffies_64 + 4;
|
|
#else
|
|
OUTPUT_FORMAT("elf64-s390", "elf64-s390", "elf64-s390")
|
|
OUTPUT_ARCH(s390:64-bit)
|
|
ENTRY(_start)
|
|
jiffies = jiffies_64;
|
|
#endif
|
|
|
|
PHDRS {
|
|
text PT_LOAD FLAGS(5); /* R_E */
|
|
data PT_LOAD FLAGS(7); /* RWE */
|
|
note PT_NOTE FLAGS(0); /* ___ */
|
|
}
|
|
|
|
SECTIONS
|
|
{
|
|
. = 0x00000000;
|
|
.text : {
|
|
_text = .; /* Text and read-only data */
|
|
*(.text.head)
|
|
TEXT_TEXT
|
|
SCHED_TEXT
|
|
LOCK_TEXT
|
|
KPROBES_TEXT
|
|
*(.fixup)
|
|
*(.gnu.warning)
|
|
} :text = 0x0700
|
|
|
|
_etext = .; /* End of text section */
|
|
|
|
NOTES :text :note
|
|
|
|
RODATA
|
|
|
|
#ifdef CONFIG_SHARED_KERNEL
|
|
. = ALIGN(0x100000); /* VM shared segments are 1MB aligned */
|
|
#endif
|
|
|
|
. = ALIGN(PAGE_SIZE);
|
|
_eshared = .; /* End of shareable data */
|
|
|
|
. = ALIGN(16); /* Exception table */
|
|
__ex_table : {
|
|
__start___ex_table = .;
|
|
*(__ex_table)
|
|
__stop___ex_table = .;
|
|
} :data
|
|
|
|
.data : { /* Data */
|
|
DATA_DATA
|
|
CONSTRUCTORS
|
|
}
|
|
|
|
. = ALIGN(PAGE_SIZE);
|
|
.data_nosave : {
|
|
__nosave_begin = .;
|
|
*(.data.nosave)
|
|
}
|
|
. = ALIGN(PAGE_SIZE);
|
|
__nosave_end = .;
|
|
|
|
. = ALIGN(PAGE_SIZE);
|
|
.data.page_aligned : {
|
|
*(.data.idt)
|
|
}
|
|
|
|
. = ALIGN(0x100);
|
|
.data.cacheline_aligned : {
|
|
*(.data.cacheline_aligned)
|
|
}
|
|
|
|
. = ALIGN(0x100);
|
|
.data.read_mostly : {
|
|
*(.data.read_mostly)
|
|
}
|
|
_edata = .; /* End of data section */
|
|
|
|
. = ALIGN(THREAD_SIZE); /* init_task */
|
|
.data.init_task : {
|
|
*(.data.init_task)
|
|
}
|
|
|
|
/* will be freed after init */
|
|
. = ALIGN(PAGE_SIZE); /* Init code and data */
|
|
__init_begin = .;
|
|
.init.text : {
|
|
_sinittext = .;
|
|
INIT_TEXT
|
|
_einittext = .;
|
|
}
|
|
/*
|
|
* .exit.text is discarded at runtime, not link time,
|
|
* to deal with references from __bug_table
|
|
*/
|
|
.exit.text : {
|
|
EXIT_TEXT
|
|
}
|
|
|
|
.init.data : {
|
|
INIT_DATA
|
|
}
|
|
. = ALIGN(0x100);
|
|
.init.setup : {
|
|
__setup_start = .;
|
|
*(.init.setup)
|
|
__setup_end = .;
|
|
}
|
|
.initcall.init : {
|
|
__initcall_start = .;
|
|
INITCALLS
|
|
__initcall_end = .;
|
|
}
|
|
|
|
.con_initcall.init : {
|
|
__con_initcall_start = .;
|
|
*(.con_initcall.init)
|
|
__con_initcall_end = .;
|
|
}
|
|
SECURITY_INIT
|
|
|
|
#ifdef CONFIG_BLK_DEV_INITRD
|
|
. = ALIGN(0x100);
|
|
.init.ramfs : {
|
|
__initramfs_start = .;
|
|
*(.init.ramfs)
|
|
. = ALIGN(2);
|
|
__initramfs_end = .;
|
|
}
|
|
#endif
|
|
|
|
PERCPU(PAGE_SIZE)
|
|
. = ALIGN(PAGE_SIZE);
|
|
__init_end = .; /* freed after init ends here */
|
|
|
|
/* BSS */
|
|
.bss : {
|
|
__bss_start = .;
|
|
*(.bss)
|
|
. = ALIGN(2);
|
|
__bss_stop = .;
|
|
}
|
|
|
|
_end = . ;
|
|
|
|
/* Sections to be discarded */
|
|
/DISCARD/ : {
|
|
EXIT_DATA
|
|
*(.exitcall.exit)
|
|
}
|
|
|
|
/* Debugging sections. */
|
|
STABS_DEBUG
|
|
DWARF_DEBUG
|
|
}
|