2005-04-17 00:20:36 +02:00
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/* ld script to make ARM Linux kernel
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* taken from the i386 version by Russell King
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* Written by Martin Mares <mj@atrey.karlin.mff.cuni.cz>
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*/
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#include <asm-generic/vmlinux.lds.h>
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2005-05-05 14:11:00 +02:00
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#include <asm/thread_info.h>
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2005-10-29 22:44:56 +02:00
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#include <asm/memory.h>
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2009-06-25 00:38:56 +02:00
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#include <asm/page.h>
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2005-04-17 00:20:36 +02:00
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OUTPUT_ARCH(arm)
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ENTRY(stext)
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2005-10-29 22:44:56 +02:00
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2005-04-17 00:20:36 +02:00
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#ifndef __ARMEB__
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jiffies = jiffies_64;
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#else
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jiffies = jiffies_64 + 4;
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#endif
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2005-10-29 22:44:56 +02:00
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2006-01-03 18:28:33 +01:00
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SECTIONS
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{
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2005-10-29 22:44:56 +02:00
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#ifdef CONFIG_XIP_KERNEL
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2006-01-03 18:28:33 +01:00
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. = XIP_VIRT_ADDR(CONFIG_XIP_PHYS_ADDR);
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2005-10-29 22:44:56 +02:00
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#else
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2006-01-03 18:28:33 +01:00
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. = PAGE_OFFSET + TEXT_OFFSET;
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2005-10-29 22:44:56 +02:00
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#endif
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2007-05-08 16:15:45 +02:00
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.text.head : {
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2005-04-17 00:20:36 +02:00
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_stext = .;
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2007-05-08 16:15:45 +02:00
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_sinittext = .;
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*(.text.head)
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}
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.init : { /* Init code and data */
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2008-01-20 14:15:03 +01:00
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INIT_TEXT
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2007-05-08 16:15:45 +02:00
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_einittext = .;
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2005-04-17 00:20:36 +02:00
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__proc_info_begin = .;
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2005-09-20 17:35:03 +02:00
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*(.proc.info.init)
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2005-04-17 00:20:36 +02:00
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__proc_info_end = .;
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__arch_info_begin = .;
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2005-09-20 17:45:20 +02:00
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*(.arch.info.init)
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2005-04-17 00:20:36 +02:00
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__arch_info_end = .;
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__tagtable_begin = .;
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2005-09-20 17:20:49 +02:00
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*(.taglist.init)
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2005-04-17 00:20:36 +02:00
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__tagtable_end = .;
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. = ALIGN(16);
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__setup_start = .;
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*(.init.setup)
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__setup_end = .;
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__early_begin = .;
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2005-09-20 17:25:12 +02:00
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*(.early_param.init)
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2005-04-17 00:20:36 +02:00
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__early_end = .;
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__initcall_start = .;
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2006-10-27 20:41:44 +02:00
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INITCALLS
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2005-04-17 00:20:36 +02:00
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__initcall_end = .;
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__con_initcall_start = .;
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*(.con_initcall.init)
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__con_initcall_end = .;
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__security_initcall_start = .;
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*(.security_initcall.init)
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__security_initcall_end = .;
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2007-02-10 10:44:44 +01:00
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#ifdef CONFIG_BLK_DEV_INITRD
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2005-04-17 00:20:36 +02:00
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. = ALIGN(32);
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__initramfs_start = .;
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usr/built-in.o(.init.ramfs)
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__initramfs_end = .;
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2007-02-10 10:44:44 +01:00
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#endif
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2009-06-25 00:38:56 +02:00
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. = ALIGN(PAGE_SIZE);
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2009-03-10 08:27:48 +01:00
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__per_cpu_load = .;
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2005-04-17 00:20:36 +02:00
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__per_cpu_start = .;
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2009-01-17 07:26:32 +01:00
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*(.data.percpu.page_aligned)
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2005-04-17 00:20:36 +02:00
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*(.data.percpu)
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2007-07-19 10:48:12 +02:00
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*(.data.percpu.shared_aligned)
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2005-04-17 00:20:36 +02:00
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__per_cpu_end = .;
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#ifndef CONFIG_XIP_KERNEL
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__init_begin = _stext;
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2008-01-20 14:15:03 +01:00
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INIT_DATA
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2009-06-25 00:38:56 +02:00
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. = ALIGN(PAGE_SIZE);
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2005-04-17 00:20:36 +02:00
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__init_end = .;
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#endif
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}
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/DISCARD/ : { /* Exit code and data */
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2008-01-20 14:15:03 +01:00
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EXIT_TEXT
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EXIT_DATA
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2005-04-17 00:20:36 +02:00
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*(.exitcall.exit)
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2009-06-24 08:13:38 +02:00
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*(.discard)
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2009-02-16 11:41:36 +01:00
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*(.ARM.exidx.exit.text)
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*(.ARM.extab.exit.text)
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2009-06-19 17:39:29 +02:00
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#ifndef CONFIG_HOTPLUG_CPU
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*(.ARM.exidx.cpuexit.text)
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*(.ARM.extab.cpuexit.text)
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#endif
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#ifndef CONFIG_HOTPLUG
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*(.ARM.exidx.devexit.text)
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*(.ARM.extab.devexit.text)
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#endif
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2006-06-21 21:38:17 +02:00
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#ifndef CONFIG_MMU
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*(.fixup)
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*(__ex_table)
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#endif
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2005-04-17 00:20:36 +02:00
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}
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.text : { /* Real text segment */
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_text = .; /* Text and read-only data */
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2007-03-02 16:01:36 +01:00
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__exception_text_start = .;
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*(.exception.text)
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__exception_text_end = .;
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2007-05-13 00:31:33 +02:00
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TEXT_TEXT
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2005-04-17 00:20:36 +02:00
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SCHED_TEXT
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LOCK_TEXT
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2007-12-03 21:27:56 +01:00
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KPROBES_TEXT
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2006-06-21 21:38:17 +02:00
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#ifdef CONFIG_MMU
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2005-04-17 00:20:36 +02:00
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*(.fixup)
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2006-06-21 21:38:17 +02:00
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#endif
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2005-04-17 00:20:36 +02:00
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*(.gnu.warning)
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*(.rodata)
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*(.rodata.*)
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*(.glue_7)
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*(.glue_7t)
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*(.got) /* Global offset table */
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}
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2009-06-25 00:38:56 +02:00
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RO_DATA(PAGE_SIZE)
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2005-04-17 00:20:36 +02:00
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_etext = .; /* End of text and rodata section */
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2009-02-16 11:41:36 +01:00
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#ifdef CONFIG_ARM_UNWIND
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/*
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* Stack unwinding tables
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*/
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. = ALIGN(8);
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.ARM.unwind_idx : {
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__start_unwind_idx = .;
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*(.ARM.exidx*)
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__stop_unwind_idx = .;
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}
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.ARM.unwind_tab : {
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__start_unwind_tab = .;
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*(.ARM.extab*)
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__stop_unwind_tab = .;
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}
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#endif
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2005-04-17 00:20:36 +02:00
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#ifdef CONFIG_XIP_KERNEL
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__data_loc = ALIGN(4); /* location in binary */
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2006-01-03 18:28:33 +01:00
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. = PAGE_OFFSET + TEXT_OFFSET;
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2005-04-17 00:20:36 +02:00
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#else
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2005-05-05 14:11:00 +02:00
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. = ALIGN(THREAD_SIZE);
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2005-04-17 00:20:36 +02:00
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__data_loc = .;
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#endif
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.data : AT(__data_loc) {
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2008-12-01 12:53:07 +01:00
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_data = .; /* address in memory */
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2009-05-30 15:00:17 +02:00
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_sdata = .;
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2005-04-17 00:20:36 +02:00
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/*
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* first, the init task union, aligned
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* to an 8192 byte boundary.
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*/
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2007-05-08 13:39:37 +02:00
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*(.data.init_task)
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2005-04-17 00:20:36 +02:00
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#ifdef CONFIG_XIP_KERNEL
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2009-06-25 00:38:56 +02:00
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. = ALIGN(PAGE_SIZE);
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2005-04-17 00:20:36 +02:00
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__init_begin = .;
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2008-01-20 14:15:03 +01:00
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INIT_DATA
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2009-06-25 00:38:56 +02:00
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. = ALIGN(PAGE_SIZE);
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2005-04-17 00:20:36 +02:00
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__init_end = .;
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#endif
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2009-06-25 00:38:56 +02:00
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. = ALIGN(PAGE_SIZE);
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2005-04-17 00:20:36 +02:00
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__nosave_begin = .;
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*(.data.nosave)
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2009-06-25 00:38:56 +02:00
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. = ALIGN(PAGE_SIZE);
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2005-04-17 00:20:36 +02:00
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__nosave_end = .;
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/*
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* then the cacheline aligned data
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*/
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. = ALIGN(32);
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*(.data.cacheline_aligned)
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2005-10-13 23:04:37 +02:00
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/*
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* The exception fixup table (might need resorting at runtime)
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*/
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. = ALIGN(32);
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__start___ex_table = .;
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2006-06-21 21:38:17 +02:00
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#ifdef CONFIG_MMU
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2005-10-13 23:04:37 +02:00
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*(__ex_table)
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2006-06-21 21:38:17 +02:00
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#endif
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2005-10-13 23:04:37 +02:00
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__stop___ex_table = .;
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2005-04-17 00:20:36 +02:00
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/*
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* and the usual data section
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*/
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2007-05-17 13:38:44 +02:00
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DATA_DATA
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2005-04-17 00:20:36 +02:00
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CONSTRUCTORS
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_edata = .;
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}
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2007-02-22 16:18:09 +01:00
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_edata_loc = __data_loc + SIZEOF(.data);
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2005-04-17 00:20:36 +02:00
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2009-09-15 18:30:37 +02:00
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#ifdef CONFIG_HAVE_TCM
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/*
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* We align everything to a page boundary so we can
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* free it after init has commenced and TCM contents have
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* been copied to its destination.
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*/
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.tcm_start : {
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. = ALIGN(PAGE_SIZE);
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__tcm_start = .;
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__itcm_start = .;
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}
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/*
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* Link these to the ITCM RAM
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* Put VMA to the TCM address and LMA to the common RAM
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* and we'll upload the contents from RAM to TCM and free
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* the used RAM after that.
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*/
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.text_itcm ITCM_OFFSET : AT(__itcm_start)
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{
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__sitcm_text = .;
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*(.tcm.text)
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*(.tcm.rodata)
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. = ALIGN(4);
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__eitcm_text = .;
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}
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/*
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* Reset the dot pointer, this is needed to create the
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* relative __dtcm_start below (to be used as extern in code).
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*/
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. = ADDR(.tcm_start) + SIZEOF(.tcm_start) + SIZEOF(.text_itcm);
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.dtcm_start : {
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__dtcm_start = .;
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}
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/* TODO: add remainder of ITCM as well, that can be used for data! */
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.data_dtcm DTCM_OFFSET : AT(__dtcm_start)
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{
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. = ALIGN(4);
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__sdtcm_data = .;
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*(.tcm.data)
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. = ALIGN(4);
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__edtcm_data = .;
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}
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/* Reset the dot pointer or the linker gets confused */
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. = ADDR(.dtcm_start) + SIZEOF(.data_dtcm);
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/* End marker for freeing TCM copy in linked object */
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.tcm_end : AT(ADDR(.dtcm_start) + SIZEOF(.data_dtcm)){
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. = ALIGN(PAGE_SIZE);
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__tcm_end = .;
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}
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#endif
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2005-04-17 00:20:36 +02:00
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.bss : {
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__bss_start = .; /* BSS */
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*(.bss)
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*(COMMON)
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2009-05-30 15:00:17 +02:00
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__bss_stop = .;
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2005-04-17 00:20:36 +02:00
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_end = .;
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}
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/* Stabs debugging sections. */
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.stab 0 : { *(.stab) }
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.stabstr 0 : { *(.stabstr) }
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.stab.excl 0 : { *(.stab.excl) }
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.stab.exclstr 0 : { *(.stab.exclstr) }
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.stab.index 0 : { *(.stab.index) }
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.stab.indexstr 0 : { *(.stab.indexstr) }
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.comment 0 : { *(.comment) }
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}
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2005-11-17 17:43:14 +01:00
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/*
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* These must never be empty
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* If you have to comment these two assert statements out, your
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* binutils is too old (for other reasons as well)
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*/
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2005-04-17 00:20:36 +02:00
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ASSERT((__proc_info_end - __proc_info_begin), "missing CPU support")
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ASSERT((__arch_info_end - __arch_info_begin), "no machine record defined")
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