diff options
Diffstat (limited to 'bsps/powerpc/shared/start/linkcmds.base')
| -rw-r--r-- | bsps/powerpc/shared/start/linkcmds.base | 436 |
1 files changed, 436 insertions, 0 deletions
diff --git a/bsps/powerpc/shared/start/linkcmds.base b/bsps/powerpc/shared/start/linkcmds.base new file mode 100644 index 0000000000..e0dfdcc914 --- /dev/null +++ b/bsps/powerpc/shared/start/linkcmds.base @@ -0,0 +1,436 @@ +/** + * @file + * + * @ingroup bsp_linker + * + * @brief Linker command base file. + */ + +/* + * Copyright (c) 2011, 2016 embedded brains GmbH. All rights reserved. + * + * embedded brains GmbH + * Dornierstr. 4 + * 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.org/license/LICENSE. + */ + +ENTRY (_start) +STARTUP (start.o) + +/* + * 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 : ALIGN_WITH_INPUT { + 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_WITH_INPUT { + . = ALIGN (bsp_section_xbarrier_align); + } > REGION_TEXT AT > REGION_TEXT + + .text : ALIGN_WITH_INPUT { + bsp_section_text_begin = .; + *(SORT(.bsp_text*)) + *(.text.unlikely .text.*_unlikely) + *(.text .stub .text.* .gnu.linkonce.t.*) + *(.gnu.warning) + *(.sfpr .glink) + } > REGION_TEXT AT > REGION_TEXT_LOAD + .init : ALIGN_WITH_INPUT { + KEEP (*(.init)) + } > REGION_TEXT AT > REGION_TEXT_LOAD + .fini : ALIGN_WITH_INPUT { + 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 : ALIGN_WITH_INPUT { + 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_WITH_INPUT { + . = ALIGN (bsp_section_robarrier_align); + } > REGION_RODATA AT > REGION_RODATA + + .rodata : ALIGN_WITH_INPUT { + bsp_section_rodata_begin = .; + *(SORT(.bsp_rodata*)) + *(.rodata .rodata.* .gnu.linkonce.r.*) + } > REGION_RODATA AT > REGION_RODATA_LOAD + .rodata1 : ALIGN_WITH_INPUT { + *(.rodata1) + } > REGION_RODATA AT > REGION_RODATA_LOAD + .sdata2 : ALIGN_WITH_INPUT { + PROVIDE (_SDA2_BASE_ = 32768); + *(.sdata2 .sdata2.* .gnu.linkonce.s2.*) + } > REGION_RODATA AT > REGION_RODATA_LOAD + .sbss2 : ALIGN_WITH_INPUT { + *(.sbss2 .sbss2.* .gnu.linkonce.sb2.*) + } > REGION_RODATA AT > REGION_RODATA_LOAD + .eh_frame_hdr : ALIGN_WITH_INPUT { + *(.eh_frame_hdr) + } > REGION_RODATA AT > REGION_RODATA_LOAD + .eh_frame : ALIGN_WITH_INPUT { + KEEP (*(*.eh_frame)) + } > REGION_RODATA AT > REGION_RODATA_LOAD + .gcc_except_table : ALIGN_WITH_INPUT { + *(.gcc_except_table *.gcc_except_table.*) + } > REGION_RODATA AT > REGION_RODATA_LOAD + .tdata : ALIGN_WITH_INPUT { + _TLS_Data_begin = .; + *(.tdata .tdata.* .gnu.linkonce.td.*) + _TLS_Data_end = .; + } > REGION_RODATA AT > REGION_RODATA_LOAD + .tbss : ALIGN_WITH_INPUT { + _TLS_BSS_begin = .; + *(.tbss .tbss.* .gnu.linkonce.tb.*) *(.tcommon) + _TLS_BSS_end = .; + } > REGION_RODATA AT > REGION_RODATA_LOAD + _TLS_Data_size = _TLS_Data_end - _TLS_Data_begin; + _TLS_Data_begin = _TLS_Data_size != 0 ? _TLS_Data_begin : _TLS_BSS_begin; + _TLS_Data_end = _TLS_Data_size != 0 ? _TLS_Data_end : _TLS_BSS_begin; + _TLS_BSS_size = _TLS_BSS_end - _TLS_BSS_begin; + _TLS_Size = _TLS_BSS_end - _TLS_Data_begin; + _TLS_Alignment = MAX (ALIGNOF (.tdata), ALIGNOF (.tbss)); + .preinit_array : ALIGN_WITH_INPUT { + PROVIDE_HIDDEN (__preinit_array_start = .); + KEEP (*(.preinit_array)) + PROVIDE_HIDDEN (__preinit_array_end = .); + } > REGION_RODATA AT > REGION_RODATA_LOAD + .init_array : ALIGN_WITH_INPUT { + 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 : ALIGN_WITH_INPUT { + PROVIDE_HIDDEN (__fini_array_start = .); + KEEP (*(SORT(.fini_array.*))) + KEEP (*(.fini_array)) + PROVIDE_HIDDEN (__fini_array_end = .); + } > REGION_RODATA AT > REGION_RODATA_LOAD + .ctors : ALIGN_WITH_INPUT { + KEEP (*ecrti.o(.ctors)) + KEEP (*crtbegin.o(.ctors)) + KEEP (*crtbegin?.o(.ctors)) + KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o *ecrtn.o) .ctors)) + KEEP (*(SORT(.ctors.*))) + KEEP (*(.ctors)) + } > REGION_RODATA AT > REGION_RODATA_LOAD + .dtors : ALIGN_WITH_INPUT { + KEEP (*ecrti.o(.dtors)) + KEEP (*crtbegin.o(.dtors)) + KEEP (*crtbegin?.o(.dtors)) + KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o *ecrtn.o) .dtors)) + KEEP (*(SORT(.dtors.*))) + KEEP (*(.dtors)) + } > REGION_RODATA AT > REGION_RODATA_LOAD + .jcr : ALIGN_WITH_INPUT { + KEEP (*(.jcr)) + } > REGION_RODATA AT > REGION_RODATA_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_RODATA AT > REGION_RODATA_LOAD + .fixup : ALIGN_WITH_INPUT { + *(.fixup) + } > REGION_RODATA AT > REGION_RODATA_LOAD + .dynamic : ALIGN_WITH_INPUT { + *(.dynamic) + } > REGION_RODATA AT > REGION_RODATA_LOAD + .opd : ALIGN_WITH_INPUT { + KEEP (*(.opd)) + } > REGION_RODATA AT > REGION_RODATA_LOAD + .tm_clone_table : ALIGN_WITH_INPUT { + *(.tm_clone_table) + } > REGION_RODATA AT > REGION_RODATA_LOAD + .toc1 : ALIGN_WITH_INPUT { + *(.toc1) + } > REGION_RODATA AT > REGION_RODATA_LOAD + .branch_lt : ALIGN_WITH_INPUT { + *(.branch_lt) + } > REGION_RODATA AT > REGION_RODATA_LOAD + .got1 : ALIGN_WITH_INPUT { + *(.got1) + } > REGION_RODATA AT > REGION_RODATA_LOAD + .got2 : ALIGN_WITH_INPUT { + *(.got2) + } > REGION_RODATA AT > REGION_RODATA_LOAD + .got : ALIGN_WITH_INPUT { + *(.got) + } > REGION_RODATA AT > REGION_RODATA_LOAD + .toc : ALIGN_WITH_INPUT { + *(.toc) + } > REGION_RODATA AT > REGION_RODATA_LOAD + .plt : ALIGN_WITH_INPUT { + *(.plt) + } > REGION_RODATA AT > REGION_RODATA_LOAD + .iplt : ALIGN_WITH_INPUT { + *(.iplt) + } > REGION_RODATA AT > REGION_RODATA_LOAD + .interp : ALIGN_WITH_INPUT { + *(.interp) + } > REGION_RODATA AT > REGION_RODATA_LOAD + .note.gnu.build-id : ALIGN_WITH_INPUT { + *(.note.gnu.build-id) + } > REGION_RODATA AT > REGION_RODATA_LOAD + .hash : ALIGN_WITH_INPUT { + *(.hash) + } > REGION_RODATA AT > REGION_RODATA_LOAD + .gnu.hash : ALIGN_WITH_INPUT { + *(.gnu.hash) + } > REGION_RODATA AT > REGION_RODATA_LOAD + .dynsym : ALIGN_WITH_INPUT { + *(.dynsym) + } > REGION_RODATA AT > REGION_RODATA_LOAD + .dynstr : ALIGN_WITH_INPUT { + *(.dynstr) + } > REGION_RODATA AT > REGION_RODATA_LOAD + .gnu.version : ALIGN_WITH_INPUT { + *(.gnu.version) + } > REGION_RODATA AT > REGION_RODATA_LOAD + .gnu.version_d : ALIGN_WITH_INPUT { + *(.gnu.version_d) + } > REGION_RODATA AT > REGION_RODATA_LOAD + .gnu.version_r : ALIGN_WITH_INPUT { + *(.gnu.version_r) + } > REGION_RODATA AT > REGION_RODATA_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.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.*) + *(.rela.rtemsroset*) + *(.rela.rtemsrwset*) + 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 : ALIGN_WITH_INPUT { + *(.rela.plt) + } > REGION_RODATA AT > REGION_RODATA_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.*))) + 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_WITH_INPUT { + . = ALIGN (bsp_section_rwbarrier_align); + } > REGION_DATA AT > REGION_DATA + + .fast_data : ALIGN_WITH_INPUT { + 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 : ALIGN_WITH_INPUT { + bsp_section_data_begin = .; + *(SORT(.bsp_data*)) + *(.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.*))) + } > REGION_DATA AT > REGION_DATA_LOAD + .sdata : ALIGN_WITH_INPUT { + 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 : ALIGN_WITH_INPUT { + 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 : ALIGN_WITH_INPUT { + 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 : ALIGN_WITH_INPUT { + 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 : ALIGN_WITH_INPUT { + /* + * 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 : ALIGN_WITH_INPUT { + /* + * 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 : ALIGN_WITH_INPUT { + bsp_section_nocache_begin = .; + *(SORT_BY_ALIGNMENT (SORT_BY_NAME (.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; + + .nocachenoload (NOLOAD) : ALIGN_WITH_INPUT { + bsp_section_nocachenoload_begin = .; + *(SORT_BY_ALIGNMENT (SORT_BY_NAME (.bsp_noload_nocache*))) + bsp_section_nocacheheap_begin = .; + . += ORIGIN (REGION_NOCACHE) + LENGTH (REGION_NOCACHE) - ABSOLUTE (.); + bsp_section_nocacheheap_end = .; + bsp_section_nocachenoload_end = .; + } > REGION_NOCACHE AT > REGION_NOCACHE + bsp_section_nocacheheap_size = bsp_section_nocacheheap_end - bsp_section_nocacheheap_begin; + bsp_section_nocachenoload_size = bsp_section_nocachenoload_end - bsp_section_nocachenoload_begin; + + .nvram (NOLOAD) : ALIGN_WITH_INPUT { + bsp_section_nvram_begin = .; + *(SORT_BY_ALIGNMENT (SORT_BY_NAME (.bsp_nvram*))) + bsp_section_nvram_end = .; + } > REGION_NVRAM AT > 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) } + .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_line.* .debug_line_end ) } + .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) } + .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 +} |