From e635abf6a70753c35a51efaddcadfefdacbd7b04 Mon Sep 17 00:00:00 2001 From: Sebastian Huber Date: Wed, 31 Aug 2011 15:54:19 +0000 Subject: 2011-08-31 Sebastian Huber * shared/startup/linkcmds.base: New file. --- c/src/lib/libbsp/powerpc/ChangeLog | 4 + .../libbsp/powerpc/shared/startup/linkcmds.base | 375 +++++++++++++++++++++ 2 files changed, 379 insertions(+) create mode 100644 c/src/lib/libbsp/powerpc/shared/startup/linkcmds.base (limited to 'c') diff --git a/c/src/lib/libbsp/powerpc/ChangeLog b/c/src/lib/libbsp/powerpc/ChangeLog index 0cfeccc4ff..a5cb4c95d7 100644 --- a/c/src/lib/libbsp/powerpc/ChangeLog +++ b/c/src/lib/libbsp/powerpc/ChangeLog @@ -1,3 +1,7 @@ +2011-08-31 Sebastian Huber + + * shared/startup/linkcmds.base: New file. + 2011-08-24 Sebastian Huber * shared/bootloader/exception.S, shared/bootloader/misc.c, diff --git a/c/src/lib/libbsp/powerpc/shared/startup/linkcmds.base b/c/src/lib/libbsp/powerpc/shared/startup/linkcmds.base new file mode 100644 index 0000000000..25fc1dcd39 --- /dev/null +++ b/c/src/lib/libbsp/powerpc/shared/startup/linkcmds.base @@ -0,0 +1,375 @@ +/** + * @file + * + * @ingroup bsp_linker + * + * @brief Linker command base file. + */ + +/* + * Copyright (c) 2011 embedded brains GmbH. All rights reserved. + * + * embedded brains GmbH + * Obere Lagerstr. 30 + * 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-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; + +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 + + .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; + + .text : { + bsp_section_text_begin = .; + *(.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; + + .robarrier : { + . = ALIGN (bsp_section_robarrier_align); + } > REGION_RODATA + + .rodata : { + bsp_section_rodata_begin = .; + *(.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 = .; + *(.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 = .; + *(.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; + + /* 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_*) } + + /* Catch all unknown sections */ + .nirvana : { *(*) } > NIRVANA +} -- cgit v1.2.3