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1381019320
Make THREAD_SIZE available to vmlinux.lds on openrisc by including asm/thread_info.h the linker script. This allows init_stack to be allocated in the linker script in a subsequent patch. Reported-by: Guenter Roeck <linux@roeck-us.net> Signed-off-by: David Howells <dhowells@redhat.com> Tested-by: Guenter Roeck <linux@roeck-us.net> Acked-by: Stafford Horne <shorne@gmail.com> cc: Jonas Bonn <jonas@southpole.se> cc: Stefan Kristiansson <stefan.kristiansson@saunalahti.fi> cc: openrisc@lists.librecores.org
126 lines
2.7 KiB
ArmAsm
126 lines
2.7 KiB
ArmAsm
/*
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* OpenRISC vmlinux.lds.S
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*
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* Linux architectural port borrowing liberally from similar works of
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* others. All original copyrights apply as per the original source
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* declaration.
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*
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* Modifications for the OpenRISC architecture:
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* Copyright (C) 2003 Matjaz Breskvar <phoenix@bsemi.com>
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* Copyright (C) 2010-2011 Jonas Bonn <jonas@southpole.se>
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version
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* 2 of the License, or (at your option) any later version.
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*
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* ld script for OpenRISC architecture
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*/
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/* TODO
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* - clean up __offset & stuff
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* - change all 8192 alignment to PAGE !!!
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* - recheck if all alignments are really needed
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*/
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# define LOAD_OFFSET PAGE_OFFSET
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# define LOAD_BASE PAGE_OFFSET
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#include <asm/page.h>
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#include <asm/cache.h>
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#include <asm/thread_info.h>
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#include <asm-generic/vmlinux.lds.h>
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#ifdef __OR1K__
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#define __OUTPUT_FORMAT "elf32-or1k"
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#else
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#define __OUTPUT_FORMAT "elf32-or32"
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#endif
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OUTPUT_FORMAT(__OUTPUT_FORMAT, __OUTPUT_FORMAT, __OUTPUT_FORMAT)
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jiffies = jiffies_64 + 4;
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SECTIONS
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{
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/* Read-only sections, merged into text segment: */
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. = LOAD_BASE ;
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_text = .;
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/* _s_kernel_ro must be page aligned */
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. = ALIGN(PAGE_SIZE);
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_s_kernel_ro = .;
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.text : AT(ADDR(.text) - LOAD_OFFSET)
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{
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_stext = .;
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TEXT_TEXT
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SCHED_TEXT
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CPUIDLE_TEXT
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LOCK_TEXT
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KPROBES_TEXT
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IRQENTRY_TEXT
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SOFTIRQENTRY_TEXT
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*(.fixup)
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*(.text.__*)
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_etext = .;
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}
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/* TODO: Check if fixup and text.__* are really necessary
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* fixup is definitely necessary
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*/
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_sdata = .;
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/* Page alignment required for RO_DATA_SECTION */
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RO_DATA_SECTION(PAGE_SIZE)
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_e_kernel_ro = .;
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/* Whatever comes after _e_kernel_ro had better be page-aligend, too */
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/* 32 here is cacheline size... recheck this */
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RW_DATA_SECTION(32, PAGE_SIZE, PAGE_SIZE)
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_edata = .;
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EXCEPTION_TABLE(4)
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NOTES
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/* Init code and data */
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. = ALIGN(PAGE_SIZE);
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__init_begin = .;
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HEAD_TEXT_SECTION
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/* Page aligned */
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INIT_TEXT_SECTION(PAGE_SIZE)
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/* Align __setup_start on 16 byte boundary */
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INIT_DATA_SECTION(16)
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PERCPU_SECTION(L1_CACHE_BYTES)
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__init_end = .;
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. = ALIGN(PAGE_SIZE);
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.initrd : AT(ADDR(.initrd) - LOAD_OFFSET)
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{
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__initrd_start = .;
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*(.initrd)
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__initrd_end = .;
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FILL (0);
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. = ALIGN (PAGE_SIZE);
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}
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__vmlinux_end = .; /* last address of the physical file */
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BSS_SECTION(0, 0, 0x20)
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_end = .;
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/* Throw in the debugging sections */
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STABS_DEBUG
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DWARF_DEBUG
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/* Sections to be discarded -- must be last */
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DISCARDS
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}
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