Archived
14
0
Fork 0
This repository has been archived on 2022-02-17. You can view files and clone it, but cannot push or open issues or pull requests.
linux-2.6/arch/mips/kernel/vmlinux.lds.S
David Daney 2dbac10263 MIPS: Align .data.cacheline_aligned based on CONFIG_MIPS_L1_CACHE_SHIFT
Signed-off-by: David Daney <ddaney@caviumnetworks.com>
Signed-off-by: Tomaso Paoletti <tpaoletti@caviumnetworks.com>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2008-10-15 12:46:50 +01:00

216 lines
3.9 KiB
ArmAsm
Raw Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

#include <asm/asm-offsets.h>
#include <asm-generic/vmlinux.lds.h>
#undef mips
#define mips mips
OUTPUT_ARCH(mips)
ENTRY(kernel_entry)
PHDRS {
text PT_LOAD FLAGS(7); /* RWX */
note PT_NOTE FLAGS(4); /* R__ */
}
jiffies = JIFFIES;
SECTIONS
{
#ifdef CONFIG_BOOT_ELF64
/* Read-only sections, merged into text segment: */
/* . = 0xc000000000000000; */
/* This is the value for an Origin kernel, taken from an IRIX kernel. */
/* . = 0xc00000000001c000; */
/* Set the vaddr for the text segment to a value
* >= 0xa800 0000 0001 9000 if no symmon is going to configured
* >= 0xa800 0000 0030 0000 otherwise
*/
/* . = 0xa800000000300000; */
. = 0xffffffff80300000;
#endif
. = LOADADDR;
/* read-only */
_text = .; /* Text and read-only data */
.text : {
TEXT_TEXT
SCHED_TEXT
LOCK_TEXT
KPROBES_TEXT
*(.text.*)
*(.fixup)
*(.gnu.warning)
} :text = 0
_etext = .; /* End of text section */
/* Exception table */
. = ALIGN(16);
__ex_table : {
__start___ex_table = .;
*(__ex_table)
__stop___ex_table = .;
}
/* Exception table for data bus errors */
__dbe_table : {
__start___dbe_table = .;
*(__dbe_table)
__stop___dbe_table = .;
}
NOTES :text :note
.dummy : { *(.dummy) } :text
RODATA
/* writeable */
.data : { /* Data */
. = . + DATAOFFSET; /* for CONFIG_MAPPED_KERNEL */
/*
* This ALIGN is needed as a workaround for a bug a
* gcc bug upto 4.1 which limits the maximum alignment
* to at most 32kB and results in the following
* warning:
*
* CC arch/mips/kernel/init_task.o
* arch/mips/kernel/init_task.c:30: warning: alignment
* of init_thread_union is greater than maximum
* object file alignment. Using 32768
*/
. = ALIGN(_PAGE_SIZE);
*(.data.init_task)
DATA_DATA
CONSTRUCTORS
}
_gp = . + 0x8000;
.lit8 : {
*(.lit8)
}
.lit4 : {
*(.lit4)
}
/* We want the small data sections together, so single-instruction offsets
can access them all, and initialized data all before uninitialized, so
we can shorten the on-disk segment size. */
.sdata : {
*(.sdata)
}
. = ALIGN(_PAGE_SIZE);
.data_nosave : {
__nosave_begin = .;
*(.data.nosave)
}
. = ALIGN(_PAGE_SIZE);
__nosave_end = .;
. = ALIGN(1 << CONFIG_MIPS_L1_CACHE_SHIFT);
.data.cacheline_aligned : {
*(.data.cacheline_aligned)
}
_edata = .; /* End of data section */
/* will be freed after init */
. = ALIGN(_PAGE_SIZE); /* Init code and data */
__init_begin = .;
.init.text : {
_sinittext = .;
INIT_TEXT
_einittext = .;
}
.init.data : {
INIT_DATA
}
. = ALIGN(16);
.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
/* .exit.text is discarded at runtime, not link time, to deal with
* references from .rodata
*/
.exit.text : {
EXIT_TEXT
}
.exit.data : {
EXIT_DATA
}
#if defined(CONFIG_BLK_DEV_INITRD)
. = ALIGN(_PAGE_SIZE);
.init.ramfs : {
__initramfs_start = .;
*(.init.ramfs)
__initramfs_end = .;
}
#endif
PERCPU(_PAGE_SIZE)
. = ALIGN(_PAGE_SIZE);
__init_end = .;
/* freed after init ends here */
__bss_start = .; /* BSS */
.sbss : {
*(.sbss)
*(.scommon)
}
.bss : {
*(.bss)
*(COMMON)
}
__bss_stop = .;
_end = . ;
/* Sections to be discarded */
/DISCARD/ : {
*(.exitcall.exit)
/* ABI crap starts here */
*(.MIPS.options)
*(.options)
*(.pdr)
*(.reginfo)
}
/* These mark the ABI of the kernel for debuggers. */
.mdebug.abi32 : {
KEEP(*(.mdebug.abi32))
}
.mdebug.abi64 : {
KEEP(*(.mdebug.abi64))
}
/* This is the MIPS specific mdebug section. */
.mdebug : {
*(.mdebug)
}
STABS_DEBUG
DWARF_DEBUG
/* These must appear regardless of . */
.gptab.sdata : {
*(.gptab.data)
*(.gptab.sdata)
}
.gptab.sbss : {
*(.gptab.bss)
*(.gptab.sbss)
}
}