/**
 * @file
 *
 * @ingroup bsp_linker
 *
 * @brief Linker command base file.
 */

/*
 * Copyright (c) 2011-2012 embedded brains GmbH.  All rights reserved.
 *
 *  embedded brains GmbH
 *  Obere Lagerstr. 30
 *  82178 Puchheim
 *  Germany
 *  <rtems@embedded-brains.de>
 *
 * The license and distribution terms for this file may be
 * found in the file LICENSE in this distribution or at
 * http://www.rtems.com/license/LICENSE.
 */

OUTPUT_FORMAT ("elf32-powerpc", "elf32-powerpc", "elf32-powerpc")

OUTPUT_ARCH (powerpc:common)

ENTRY (_start)

/*
 * Global symbols that may be defined externally
 */

bsp_section_xbarrier_align = DEFINED (bsp_section_xbarrier_align) ? bsp_section_xbarrier_align : 1;
bsp_section_robarrier_align = DEFINED (bsp_section_robarrier_align) ? bsp_section_robarrier_align : 1;
bsp_section_rwbarrier_align = DEFINED (bsp_section_rwbarrier_align) ? bsp_section_rwbarrier_align : 1;

MEMORY {
	UNEXPECTED_SECTIONS : ORIGIN = 0xffffffff, LENGTH = 0
}

SECTIONS {
	.start : {
		bsp_section_start_begin = .;
		KEEP (*(.bsp_start_text))
		KEEP (*(.bsp_start_data))
		bsp_section_start_end = .;
	} > REGION_START AT > REGION_START
	bsp_section_start_size = bsp_section_start_end - bsp_section_start_begin;

	.xbarrier : {
		. = ALIGN (bsp_section_xbarrier_align);
	} > REGION_TEXT

	.text : {
		bsp_section_text_begin = .;
		*(SORT(.bsp_text*))
		*(.text.unlikely .text.*_unlikely)
		*(.text .stub .text.* .gnu.linkonce.t.*)
		*(.gnu.warning)
		*(.glink)
	} > REGION_TEXT AT > REGION_TEXT_LOAD
	.init : {
		KEEP (*(.init))
	} > REGION_TEXT AT > REGION_TEXT_LOAD
	.fini : {
		PROVIDE (_fini = .);
		KEEP (*(.fini))
		bsp_section_text_end = .;
	} > REGION_TEXT AT > REGION_TEXT_LOAD
	bsp_section_text_size = bsp_section_text_end - bsp_section_text_begin;
	bsp_section_text_load_begin = LOADADDR (.text);
	bsp_section_text_load_end = bsp_section_text_load_begin + bsp_section_text_size;

	.fast_text : {
		bsp_section_fast_text_begin = .;
		*(.bsp_fast_text)
		bsp_section_fast_text_end = .;
	} > REGION_FAST_TEXT AT > REGION_FAST_TEXT_LOAD
	bsp_section_fast_text_size = bsp_section_fast_text_end - bsp_section_fast_text_begin;
	bsp_section_fast_text_load_begin = LOADADDR (.fast_text);
	bsp_section_fast_text_load_end = bsp_section_fast_text_load_begin + bsp_section_fast_text_size;

	.robarrier : {
		. = ALIGN (bsp_section_robarrier_align);
	} > REGION_RODATA

	.rodata : {
		bsp_section_rodata_begin = .;
		*(SORT(.bsp_rodata*))
		*(.rodata .rodata.* .gnu.linkonce.r.*)
	} > REGION_RODATA AT > REGION_RODATA_LOAD
	.rodata1 : {
		*(.rodata1)
	} > REGION_RODATA AT > REGION_RODATA_LOAD
	.sdata2 : {
		PROVIDE (_SDA2_BASE_ = 32768);
		*(.sdata2 .sdata2.* .gnu.linkonce.s2.*)
	} > REGION_RODATA AT > REGION_RODATA_LOAD
	.sbss2 : {
		*(.sbss2 .sbss2.* .gnu.linkonce.sb2.*)
	} > REGION_RODATA AT > REGION_RODATA_LOAD
	.eh_frame_hdr : {
		*(.eh_frame_hdr)
	} > REGION_RODATA AT > REGION_RODATA_LOAD
	.eh_frame : {
		KEEP (*(.eh_frame))
	} > REGION_RODATA AT > REGION_RODATA_LOAD
	.gcc_except_table : {
		*(.gcc_except_table .gcc_except_table.*)
	} > REGION_RODATA AT > REGION_RODATA_LOAD
	.tdata : {
		*(.tdata .tdata.* .gnu.linkonce.td.*)
	} > REGION_RODATA AT > REGION_RODATA_LOAD
	.tbss : {
		*(.tbss .tbss.* .gnu.linkonce.tb.*) *(.tcommon)
	} > REGION_RODATA AT > REGION_RODATA_LOAD
	.preinit_array : {
		PROVIDE_HIDDEN (__preinit_array_start = .);
		KEEP (*(.preinit_array))
		PROVIDE_HIDDEN (__preinit_array_end = .);
	} > REGION_RODATA AT > REGION_RODATA_LOAD
	.init_array : {
		PROVIDE_HIDDEN (__init_array_start = .);
		KEEP (*(SORT(.init_array.*)))
		KEEP (*(.init_array))
		PROVIDE_HIDDEN (__init_array_end = .);
	} > REGION_RODATA AT > REGION_RODATA_LOAD
	.fini_array : {
		PROVIDE_HIDDEN (__fini_array_start = .);
		KEEP (*(SORT(.fini_array.*)))
		KEEP (*(.fini_array))
		PROVIDE_HIDDEN (__fini_array_end = .);
	} > REGION_RODATA AT > REGION_RODATA_LOAD
	.ctors : {
		KEEP (*crtbegin.o(.ctors))
		KEEP (*crtbegin?.o(.ctors))
		KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .ctors))
		KEEP (*(SORT(.ctors.*)))
		KEEP (*(.ctors))
	} > REGION_RODATA AT > REGION_RODATA_LOAD
	.dtors : {
		KEEP (*crtbegin.o(.dtors))
		KEEP (*crtbegin?.o(.dtors))
		KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .dtors))
		KEEP (*(SORT(.dtors.*)))
		KEEP (*(.dtors))
	} > REGION_RODATA AT > REGION_RODATA_LOAD
	.jcr : {
		KEEP (*(.jcr))
	} > REGION_RODATA AT > REGION_RODATA_LOAD
	.data.rel.ro : {
		*(.data.rel.ro.local* .gnu.linkonce.d.rel.ro.local.*) *(.data.rel.ro* .gnu.linkonce.d.rel.ro.*)
	} > REGION_RODATA AT > REGION_RODATA_LOAD
	.fixup : {
		*(.fixup)
	} > REGION_RODATA AT > REGION_RODATA_LOAD
	.dynamic : {
		*(.dynamic)
	} > REGION_RODATA AT > REGION_RODATA_LOAD
	.got1 : {
		*(.got1)
	} > REGION_RODATA AT > REGION_RODATA_LOAD
	.got2 : {
		*(.got2)
	} > REGION_RODATA AT > REGION_RODATA_LOAD
	.got : {
		*(.got)
	} > REGION_RODATA AT > REGION_RODATA_LOAD
	.plt : {
		*(.plt)
	} > REGION_RODATA AT > REGION_RODATA_LOAD
	.iplt : {
		*(.iplt)
	} > REGION_RODATA AT > REGION_RODATA_LOAD
	.interp : {
		*(.interp)
	} > REGION_RODATA AT > REGION_RODATA_LOAD
	.note.gnu.build-id : {
		*(.note.gnu.build-id)
	} > REGION_RODATA AT > REGION_RODATA_LOAD
	.hash : {
		*(.hash)
	} > REGION_RODATA AT > REGION_RODATA_LOAD
	.gnu.hash : {
		*(.gnu.hash)
	} > REGION_RODATA AT > REGION_RODATA_LOAD
	.dynsym : {
		*(.dynsym)
	} > REGION_RODATA AT > REGION_RODATA_LOAD
	.dynstr : {
		*(.dynstr)
	} > REGION_RODATA AT > REGION_RODATA_LOAD
	.gnu.version : {
		*(.gnu.version)
	} > REGION_RODATA AT > REGION_RODATA_LOAD
	.gnu.version_d : {
		*(.gnu.version_d)
	} > REGION_RODATA AT > REGION_RODATA_LOAD
	.gnu.version_r : {
		*(.gnu.version_r)
	} > REGION_RODATA AT > REGION_RODATA_LOAD
	.rela.dyn : {
		*(.rela.init)
		*(.rela.text .rela.text.* .rela.gnu.linkonce.t.*)
		*(.rela.fini)
		*(.rela.rodata .rela.rodata.* .rela.gnu.linkonce.r.*)
		*(.rela.data .rela.data.* .rela.gnu.linkonce.d.*)
		*(.rela.tdata .rela.tdata.* .rela.gnu.linkonce.td.*)
		*(.rela.tbss .rela.tbss.* .rela.gnu.linkonce.tb.*)
		*(.rela.ctors)
		*(.rela.dtors)
		*(.rela.got)
		*(.rela.got1)
		*(.rela.got2)
		*(.rela.sdata .rela.sdata.* .rela.gnu.linkonce.s.*)
		*(.rela.sbss .rela.sbss.* .rela.gnu.linkonce.sb.*)
		*(.rela.sdata2 .rela.sdata2.* .rela.gnu.linkonce.s2.*)
		*(.rela.sbss2 .rela.sbss2.* .rela.gnu.linkonce.sb2.*)
		*(.rela.bss .rela.bss.* .rela.gnu.linkonce.b.*)
		PROVIDE_HIDDEN (__rel_iplt_start = .);
		PROVIDE_HIDDEN (__rel_iplt_end = .);
		PROVIDE_HIDDEN (__rela_iplt_start = .);
		*(.rela.iplt)
		PROVIDE_HIDDEN (__rela_iplt_end = .);
	} > REGION_RODATA AT > REGION_RODATA_LOAD
	.rela.plt : {
		*(.rela.plt)
	} > REGION_RODATA AT > REGION_RODATA_LOAD
	.robsdsets : {
		/* Special FreeBSD linker set sections */
		__start_set_sysctl_set = .;
		*(set_sysctl_*);
		__stop_set_sysctl_set = .;
		*(set_domain_*);
		*(set_pseudo_*);
		_bsd__start_set_modmetadata_set = .;
		*(_bsd_set_modmetadata_set);
		_bsd__stop_set_modmetadata_set = .;
		_bsd__start_set_sysctl_set = .;
		*(_bsd_set_sysctl_set);
		_bsd__stop_set_sysctl_set = .;

		bsp_section_rodata_end = .;
	} > REGION_RODATA AT > REGION_RODATA_LOAD
	bsp_section_rodata_size = bsp_section_rodata_end - bsp_section_rodata_begin;
	bsp_section_rodata_load_begin = LOADADDR (.rodata);
	bsp_section_rodata_load_end = bsp_section_rodata_load_begin + bsp_section_rodata_size;

	.rwbarrier : {
		. = ALIGN (bsp_section_rwbarrier_align);
	} > REGION_DATA

	.fast_data : {
		bsp_section_fast_data_begin = .;
		*(SORT(.bsp_fast_data*))
		bsp_section_fast_data_end = .;
	} > REGION_FAST_DATA AT > REGION_FAST_DATA_LOAD
	bsp_section_fast_data_size = bsp_section_fast_data_end - bsp_section_fast_data_begin;
	bsp_section_fast_data_load_begin = LOADADDR (.fast_data);
	bsp_section_fast_data_load_end = bsp_section_fast_data_load_begin + bsp_section_fast_data_size;

	.data : {
		bsp_section_data_begin = .;
		*(SORT(.bsp_data*))
		*(.data .data.* .gnu.linkonce.d.*)
		SORT(CONSTRUCTORS)
	} > REGION_DATA AT > REGION_DATA_LOAD
	.data1 : {
		*(.data1)
	} > REGION_DATA AT > REGION_DATA_LOAD
	.rwbsdsets : {
		/* Special FreeBSD linker set sections */
		_bsd__start_set_sysinit_set = .;
		*(_bsd_set_sysinit_set);
		_bsd__stop_set_sysinit_set = .;
	} > REGION_DATA AT > REGION_DATA_LOAD
	.sdata : {
		PROVIDE (_SDA_BASE_ = 32768);
		*(.sdata .sdata.* .gnu.linkonce.s.*)
		bsp_section_data_end = .;
	} > REGION_DATA AT > REGION_DATA_LOAD
	bsp_section_data_size = bsp_section_data_end - bsp_section_data_begin;
	bsp_section_data_load_begin = LOADADDR (.data);
	bsp_section_data_load_end = bsp_section_data_load_begin + bsp_section_data_size;

	.sbss : {
		bsp_section_sbss_begin = .;
		*(.dynsbss)
		*(.sbss .sbss.* .gnu.linkonce.sb.*)
		*(.scommon)
		bsp_section_sbss_end = .;
	} > REGION_DATA AT > REGION_DATA
	bsp_section_sbss_size = bsp_section_sbss_end - bsp_section_sbss_begin;

	.bss : {
		bsp_section_bss_begin = .;
		*(.dynbss)
		*(.bss .bss.* .gnu.linkonce.b.*)
		*(COMMON)
		bsp_section_bss_end = .;
	} > REGION_BSS AT > REGION_BSS
	bsp_section_bss_size = bsp_section_bss_end - bsp_section_bss_begin;

	.rwextra : {
		bsp_section_rwextra_begin = .;
		*(.bsp_rwextra)
		bsp_section_rwextra_end = .;
	} > REGION_RWEXTRA AT > REGION_RWEXTRA
	bsp_section_rwextra_size = bsp_section_rwextra_end - bsp_section_rwextra_begin;

	.work : {
		/*
		 * The work section will occupy the remaining REGION_WORK region and
		 * contains the RTEMS work space and heap.
		 */
		bsp_section_work_begin = .;
		. += ORIGIN (REGION_WORK) + LENGTH (REGION_WORK) - ABSOLUTE (.);
		bsp_section_work_end = .;
	} > REGION_WORK AT > REGION_WORK
	bsp_section_work_size = bsp_section_work_end - bsp_section_work_begin;

	.stack : {
		/*
		 * The stack section will occupy the remaining REGION_STACK region and may
		 * contain the task stacks.  Depending on the region distribution this
		 * section may be of zero size.
		 */
		bsp_section_stack_begin = .;
		. += ORIGIN (REGION_STACK) + LENGTH (REGION_STACK) - ABSOLUTE (.);
		bsp_section_stack_end = .;
	} > REGION_STACK AT > REGION_STACK
	bsp_section_stack_size = bsp_section_stack_end - bsp_section_stack_begin;

	.nocache : {
		bsp_section_nocache_begin = .;
		*(SORT(.bsp_nocache*))
		bsp_section_nocache_end = .;
	} > REGION_NOCACHE AT > REGION_NOCACHE_LOAD
	bsp_section_nocache_size = bsp_section_nocache_end - bsp_section_nocache_begin;
	bsp_section_nocache_load_begin = LOADADDR (.nocache);
	bsp_section_nocache_load_end = bsp_section_nocache_load_begin + bsp_section_nocache_size;

	.nvram (NOLOAD) : {
		bsp_section_nvram_begin = .;
		*(SORT(.bsp_nvram*))
		bsp_section_nvram_end = .;
	} > REGION_NVRAM
	bsp_section_nvram_size = bsp_section_nvram_end - bsp_section_nvram_begin;

	/* FIXME */
	RamBase = ORIGIN (REGION_WORK);
	RamSize = LENGTH (REGION_WORK);
	WorkAreaBase = bsp_section_work_begin;
	HeapSize = 0;

	/* Stabs debugging sections.  */
	.stab          0 : { *(.stab) }
	.stabstr       0 : { *(.stabstr) }
	.stab.excl     0 : { *(.stab.excl) }
	.stab.exclstr  0 : { *(.stab.exclstr) }
	.stab.index    0 : { *(.stab.index) }
	.stab.indexstr 0 : { *(.stab.indexstr) }
	.comment       0 : { *(.comment) }
	/* DWARF debug sections.
	   Symbols in the DWARF debugging sections are relative to the beginning
	   of the section so we begin them at 0.  */
	/* DWARF 1 */
	.debug          0 : { *(.debug) }
	.line           0 : { *(.line) }
	/* GNU DWARF 1 extensions */
	.debug_srcinfo  0 : { *(.debug_srcinfo .zdebug_srcinfo) }
	.debug_sfnames  0 : { *(.debug_sfnames .zdebug_sfnames) }
	/* DWARF 1.1 and DWARF 2 */
	.debug_aranges  0 : { *(.debug_aranges .zdebug_aranges) }
	.debug_pubnames 0 : { *(.debug_pubnames .zdebug_pubnames) }
	/* DWARF 2 */
	.debug_info     0 : { *(.debug_info .gnu.linkonce.wi.* .zdebug_info) }
	.debug_abbrev   0 : { *(.debug_abbrev .zdebug_abbrev) }
	.debug_line     0 : { *(.debug_line .zdebug_line) }
	.debug_frame    0 : { *(.debug_frame .zdebug_frame) }
	.debug_str      0 : { *(.debug_str .zdebug_str) }
	.debug_loc      0 : { *(.debug_loc .zdebug_loc) }
	.debug_macinfo  0 : { *(.debug_macinfo .zdebug_macinfo) }
	/* SGI/MIPS DWARF 2 extensions */
	.debug_weaknames 0 : { *(.debug_weaknames .zdebug_weaknames) }
	.debug_funcnames 0 : { *(.debug_funcnames .zdebug_funcnames) }
	.debug_typenames 0 : { *(.debug_typenames .zdebug_typenames) }
	.debug_varnames  0 : { *(.debug_varnames .zdebug_varnames) }
	/* DWARF 3 */
	.debug_pubtypes 0 : { *(.debug_pubtypes .zdebug_pubtypes) }
	.debug_ranges   0 : { *(.debug_ranges .zdebug_ranges) }
	.gnu.attributes 0 : { KEEP (*(.gnu.attributes)) }
	.PPC.EMB.apuinfo 0 : { *(.PPC.EMB.apuinfo) }
	/DISCARD/ : { *(.note.GNU-stack) *(.gnu_debuglink) *(.gnu.lto_*) }

	/*
	 * This is a RTEMS specific section to catch all unexpected input
	 * sections.  In case you get an error like
	 *   "section `.unexpected_sections' will not fit in region
	 *   `UNEXPECTED_SECTIONS'"
	 * you have to figure out the offending input section and add it to the
	 * appropriate output section definition above.
	 */
	.unexpected_sections : { *(*) } > UNEXPECTED_SECTIONS
}