From 6440903c48460f4ad40bcdeb31e619e555a394e5 Mon Sep 17 00:00:00 2001 From: Sebastian Huber Date: Thu, 5 Dec 2013 10:26:08 +0100 Subject: bsps/m68k: Add and use linkcmds.base --- c/src/lib/libbsp/m68k/shared/startup/linkcmds.base | 313 +++++++++++++++++++++ 1 file changed, 313 insertions(+) create mode 100644 c/src/lib/libbsp/m68k/shared/startup/linkcmds.base (limited to 'c/src/lib/libbsp/m68k/shared/startup/linkcmds.base') diff --git a/c/src/lib/libbsp/m68k/shared/startup/linkcmds.base b/c/src/lib/libbsp/m68k/shared/startup/linkcmds.base new file mode 100644 index 0000000000..767500211b --- /dev/null +++ b/c/src/lib/libbsp/m68k/shared/startup/linkcmds.base @@ -0,0 +1,313 @@ +/* + * Copyright (c) 2008-2013 embedded brains GmbH. All rights reserved. + * + * embedded brains GmbH + * Dornierstr. 4 + * 82178 Puchheim + * Germany + * + * + * 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-m68k", "elf32-m68k", "elf32-m68k") + +OUTPUT_ARCH(m68k) + +ENTRY(_start) + +bsp_initstack_size = DEFINED (bsp_initstack_size) ? bsp_initstack_size : 2048; + +MEMORY { + UNEXPECTED_SECTIONS : ORIGIN = 0xffffffff, LENGTH = 0 +} + +SECTIONS { + .vector0 : ALIGN_WITH_INPUT { + bsp_vector0_begin = .; + *(.vectors*) + bsp_vector0_end = .; + } > REGION_TEXT AT > REGION_TEXT + bsp_vector0_size = bsp_vector0_end - bsp_vector0_begin; + + .text : ALIGN_WITH_INPUT { + *(.text.unlikely .text.*_unlikely) + *(.text .stub .text.* .gnu.linkonce.t.*) + /* .gnu.warning sections are handled specially by elf32.em. */ + *(.gnu.warning) + } > REGION_TEXT AT > REGION_TEXT_LOAD + .init : ALIGN_WITH_INPUT { + KEEP (*(.init)) + } > REGION_TEXT AT > REGION_TEXT_LOAD + .fini : ALIGN_WITH_INPUT { + KEEP (*(.fini)) + } > REGION_TEXT AT > REGION_TEXT_LOAD + .rodata : ALIGN_WITH_INPUT { + *(.rodata .rodata.* .gnu.linkonce.r.*) + } > REGION_TEXT AT > REGION_TEXT_LOAD + .rodata1 : ALIGN_WITH_INPUT { + *(.rodata1) + } > REGION_TEXT AT > REGION_TEXT_LOAD + .eh_frame : ALIGN_WITH_INPUT { + KEEP (*(.eh_frame)) + } > REGION_TEXT AT > REGION_TEXT_LOAD + .gcc_except_table : ALIGN_WITH_INPUT { + *(.gcc_except_table .gcc_except_table.*) + } > REGION_TEXT AT > REGION_TEXT_LOAD + .tdata : ALIGN_WITH_INPUT { + *(.tdata .tdata.* .gnu.linkonce.td.*) + } > REGION_TEXT AT > REGION_TEXT_LOAD + .tbss : ALIGN_WITH_INPUT { + *(.tbss .tbss.* .gnu.linkonce.tb.*) *(.tcommon) + } > REGION_TEXT AT > REGION_TEXT_LOAD + .preinit_array : ALIGN_WITH_INPUT { + PROVIDE_HIDDEN (__preinit_array_start = .); + KEEP (*(.preinit_array)) + PROVIDE_HIDDEN (__preinit_array_end = .); + } > REGION_TEXT AT > REGION_TEXT_LOAD + .init_array : ALIGN_WITH_INPUT { + PROVIDE_HIDDEN (__init_array_start = .); + KEEP (*(SORT(.init_array.*))) + KEEP (*(.init_array)) + PROVIDE_HIDDEN (__init_array_end = .); + } > REGION_TEXT AT > REGION_TEXT_LOAD + .fini_array : ALIGN_WITH_INPUT { + PROVIDE_HIDDEN (__fini_array_start = .); + KEEP (*(.fini_array)) + KEEP (*(SORT(.fini_array.*))) + PROVIDE_HIDDEN (__fini_array_end = .); + } > REGION_TEXT AT > REGION_TEXT_LOAD + .ctors : ALIGN_WITH_INPUT { + /* gcc uses crtbegin.o to find the start of + the constructors, so we make sure it is + first. Because this is a wildcard, it + doesn't matter if the user does not + actually link against crtbegin.o; the + linker won't look for a file to match a + wildcard. The wildcard also means that it + doesn't matter which directory crtbegin.o + is in. */ + KEEP (*crtbegin.o(.ctors)) + KEEP (*crtbegin?.o(.ctors)) + /* We don't want to include the .ctor section from + the crtend.o file until after the sorted ctors. + The .ctor section from the crtend file contains the + end of ctors marker and it must be last */ + KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .ctors)) + KEEP (*(SORT(.ctors.*))) + KEEP (*(.ctors)) + } > REGION_TEXT AT > REGION_TEXT_LOAD + .dtors : ALIGN_WITH_INPUT { + KEEP (*crtbegin.o(.dtors)) + KEEP (*crtbegin?.o(.dtors)) + KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .dtors)) + KEEP (*(SORT(.dtors.*))) + KEEP (*(.dtors)) + } > REGION_TEXT AT > REGION_TEXT_LOAD + .data.rel.ro : ALIGN_WITH_INPUT { + *(.data.rel.ro.local* .gnu.linkonce.d.rel.ro.local.*) + *(.data.rel.ro* .gnu.linkonce.d.rel.ro.*) + } > REGION_TEXT AT > REGION_TEXT_LOAD + .jcr : ALIGN_WITH_INPUT { + KEEP (*(.jcr)) + } > REGION_TEXT AT > REGION_TEXT_LOAD + .interp : ALIGN_WITH_INPUT { + *(.interp) + } > REGION_TEXT AT > REGION_TEXT_LOAD + .note.gnu.build-id : ALIGN_WITH_INPUT { + *(.note.gnu.build-id) + } > REGION_TEXT AT > REGION_TEXT_LOAD + .hash : ALIGN_WITH_INPUT { + *(.hash) + } > REGION_TEXT AT > REGION_TEXT_LOAD + .gnu.hash : ALIGN_WITH_INPUT { + *(.gnu.hash) + } > REGION_TEXT AT > REGION_TEXT_LOAD + .dynsym : ALIGN_WITH_INPUT { + *(.dynsym) + } > REGION_TEXT AT > REGION_TEXT_LOAD + .dynstr : ALIGN_WITH_INPUT { + *(.dynstr) + } > REGION_TEXT AT > REGION_TEXT_LOAD + .gnu.version : ALIGN_WITH_INPUT { + *(.gnu.version) + } > REGION_TEXT AT > REGION_TEXT_LOAD + .gnu.version_d : ALIGN_WITH_INPUT { + *(.gnu.version_d) + } > REGION_TEXT AT > REGION_TEXT_LOAD + .gnu.version_r : ALIGN_WITH_INPUT { + *(.gnu.version_r) + } > REGION_TEXT AT > REGION_TEXT_LOAD + .rel.dyn : ALIGN_WITH_INPUT { + *(.rel.init) + *(.rel.text .rel.text.* .rel.gnu.linkonce.t.*) + *(.rel.fini) + *(.rel.rodata .rel.rodata.* .rel.gnu.linkonce.r.*) + *(.rel.data.rel.ro* .rel.gnu.linkonce.d.rel.ro.*) + *(.rel.data .rel.data.* .rel.gnu.linkonce.d.*) + *(.rel.tdata .rel.tdata.* .rel.gnu.linkonce.td.*) + *(.rel.tbss .rel.tbss.* .rel.gnu.linkonce.tb.*) + *(.rel.ctors) + *(.rel.dtors) + *(.rel.got) + *(.rel.bss .rel.bss.* .rel.gnu.linkonce.b.*) + PROVIDE_HIDDEN (__rel_iplt_start = .); + *(.rel.iplt) + PROVIDE_HIDDEN (__rel_iplt_end = .); + PROVIDE_HIDDEN (__rela_iplt_start = .); + PROVIDE_HIDDEN (__rela_iplt_end = .); + } > REGION_TEXT AT > REGION_TEXT_LOAD + .rela.dyn : ALIGN_WITH_INPUT { + *(.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.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_TEXT AT > REGION_TEXT_LOAD + .rel.plt : ALIGN_WITH_INPUT { + *(.rel.plt) + } > REGION_TEXT AT > REGION_TEXT_LOAD + .rela.plt : ALIGN_WITH_INPUT { + *(.rela.plt) + } > REGION_TEXT AT > REGION_TEXT_LOAD + .plt : ALIGN_WITH_INPUT { + *(.plt) + } > REGION_TEXT AT > REGION_TEXT_LOAD + .iplt : ALIGN_WITH_INPUT { + *(.iplt) + } > REGION_TEXT AT > REGION_TEXT_LOAD + .dynamic : ALIGN_WITH_INPUT { + *(.dynamic) + } > REGION_TEXT AT > REGION_TEXT_LOAD + .got : ALIGN_WITH_INPUT { + *(.got.plt) *(.igot.plt) *(.got) *(.igot) + } > REGION_TEXT AT > REGION_TEXT_LOAD + .rtemsroset : ALIGN_WITH_INPUT { + /* Special FreeBSD linker set sections */ + __start_set_sysctl_set = .; + *(set_sysctl_*); + __stop_set_sysctl_set = .; + *(set_domain_*); + *(set_pseudo_*); + + KEEP (*(SORT(.rtemsroset.*))) + } > REGION_TEXT AT > REGION_TEXT_LOAD + + .vector1 : ALIGN_WITH_INPUT { + bsp_vector1_begin = .; + . = . + (ORIGIN (REGION_TEXT) == ORIGIN (REGION_DATA) ? 0 : bsp_vector0_size); + bsp_vector1_end = .; + } > REGION_DATA AT > REGION_DATA + bsp_vector1_size = bsp_vector1_end - bsp_vector1_begin; + + .initstack : ALIGN_WITH_INPUT { + bsp_initstack_begin = .; + . = . + bsp_initstack_size; + bsp_initstack_end = .; + } > REGION_DATA AT > REGION_DATA + + .data : ALIGN_WITH_INPUT { + bsp_section_data_begin = .; + *(.data .data.* .gnu.linkonce.d.*) + SORT(CONSTRUCTORS) + } > REGION_DATA AT > REGION_DATA_LOAD + .data1 : ALIGN_WITH_INPUT { + *(.data1) + } > REGION_DATA AT > REGION_DATA_LOAD + .rtemsrwset : ALIGN_WITH_INPUT { + KEEP (*(SORT(.rtemsrwset.*))) + 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; + + .bss : ALIGN_WITH_INPUT { + bsp_section_bss_begin = .; + *(.dynbss) + *(.bss .bss.* .gnu.linkonce.b.*) + *(COMMON) + bsp_section_bss_end = .; + } > REGION_DATA AT > REGION_DATA + bsp_section_bss_size = bsp_section_bss_end - bsp_section_bss_begin; + + .work : ALIGN_WITH_INPUT { + /* + * The work section will occupy the remaining REGION_DATA region and + * contains the RTEMS work space and heap. + */ + bsp_section_work_begin = .; + . += ORIGIN (REGION_DATA) + LENGTH (REGION_DATA) - ABSOLUTE (.); + bsp_section_work_end = .; + } > REGION_DATA AT > REGION_DATA + bsp_section_work_size = bsp_section_work_end - bsp_section_work_begin; + + /* FIXME */ + RamBase = ORIGIN (REGION_DATA); + RamSize = LENGTH (REGION_DATA); + 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) } + .debug_sfnames 0 : { *(.debug_sfnames) } + /* DWARF 1.1 and DWARF 2 */ + .debug_aranges 0 : { *(.debug_aranges) } + .debug_pubnames 0 : { *(.debug_pubnames) } + /* DWARF 2 */ + .debug_info 0 : { *(.debug_info .gnu.linkonce.wi.*) } + .debug_abbrev 0 : { *(.debug_abbrev) } + .debug_line 0 : { *(.debug_line) } + .debug_frame 0 : { *(.debug_frame) } + .debug_str 0 : { *(.debug_str) } + .debug_loc 0 : { *(.debug_loc) } + .debug_macinfo 0 : { *(.debug_macinfo) } + /* SGI/MIPS DWARF 2 extensions */ + .debug_weaknames 0 : { *(.debug_weaknames) } + .debug_funcnames 0 : { *(.debug_funcnames) } + .debug_typenames 0 : { *(.debug_typenames) } + .debug_varnames 0 : { *(.debug_varnames) } + /* DWARF 3 */ + .debug_pubtypes 0 : { *(.debug_pubtypes) } + .debug_ranges 0 : { *(.debug_ranges) } + /* DWARF extension */ + .debug_macro 0 : { *(.debug_macro) } + /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 +} -- cgit v1.2.3