Warning, /bsps/or1k/shared/start/linkcmds.base is written in an unsupported language. File is not indexed.
0001 /**
0002 * @file
0003 *
0004 * @ingroup bsp_linker
0005 *
0006 * @brief Linker command base file.
0007 */
0008
0009 /*
0010 * COPYRIGHT (c) 2014 Hesham ALMatary <heshamelmatary@gmail.com>
0011 *
0012 * The license and distribution terms for this file may be
0013 * found in the file LICENSE in this distribution or at
0014 * http://www.rtems.org/license/LICENSE
0015 */
0016
0017 OUTPUT_ARCH (or1k)
0018
0019 ENTRY (_start)
0020 STARTUP (start.o)
0021
0022 /*
0023 * Global symbols that may be defined externally
0024 */
0025
0026 bsp_start_vector_table_begin = 0x1F00;
0027 bsp_vector_table_size = DEFINED (bsp_vector_table_size) ? bsp_vector_table_size
0028 : 8260;
0029 /* 8192 for raw vector table, and 17 * 4 for handlers vector. */
0030
0031 bsp_section_xbarrier_align = DEFINED (bsp_section_xbarrier_align) ? bsp_section_xbarrier_align : 1;
0032 bsp_section_robarrier_align = DEFINED (bsp_section_robarrier_align) ? bsp_section_robarrier_align : 1;
0033 bsp_section_rwbarrier_align = DEFINED (bsp_section_rwbarrier_align) ? bsp_section_rwbarrier_align : 1;
0034
0035 bsp_stack_align = DEFINED (bsp_stack_align) ? bsp_stack_align : 8;
0036
0037 SECTIONS {
0038
0039 .vector : ALIGN_WITH_INPUT {
0040 *(.vector)
0041 . = ALIGN(bsp_vector_table_size);
0042 bsp_section_vector_end = .;
0043 } > REGION_VECTOR AT > REGION_VECTOR
0044 bsp_section_vector_size = bsp_section_vector_end - bsp_section_vector_begin;
0045 bsp_vector_table_begin = bsp_section_vector_begin;
0046 bsp_vector_table_end = bsp_vector_table_begin + bsp_vector_table_size;
0047
0048 .start : ALIGN_WITH_INPUT {
0049 bsp_section_start_begin = .;
0050 KEEP (*(.bsp_start_text))
0051 KEEP (*(.bsp_start_data))
0052 bsp_section_start_end = .;
0053 } > REGION_START AT > REGION_START
0054 bsp_section_start_size = bsp_section_start_end - bsp_section_start_begin;
0055
0056 .xbarrier : ALIGN_WITH_INPUT {
0057 . = ALIGN (bsp_section_xbarrier_align);
0058 } > REGION_VECTOR AT > REGION_VECTOR
0059
0060 .text : ALIGN_WITH_INPUT {
0061 bsp_section_text_begin = .;
0062 *(.text.unlikely .text.*_unlikely)
0063 *(.text .stub .text.* .gnu.linkonce.t.*)
0064 /* .gnu.warning sections are handled specially by elf32.em. */
0065 *(.gnu.warning)
0066 *(.glue_7t) *(.glue_7) *(.vfp11_veneer) *(.v4_bx)
0067 } > REGION_TEXT AT > REGION_TEXT_LOAD
0068 .init : ALIGN_WITH_INPUT {
0069 KEEP (*(.init))
0070 } > REGION_TEXT AT > REGION_TEXT_LOAD
0071 .fini : ALIGN_WITH_INPUT {
0072 KEEP (*(.fini))
0073 bsp_section_text_end = .;
0074 } > REGION_TEXT AT > REGION_TEXT_LOAD
0075 bsp_section_text_size = bsp_section_text_end - bsp_section_text_begin;
0076 bsp_section_text_load_begin = LOADADDR (.text);
0077 bsp_section_text_load_end = bsp_section_text_load_begin + bsp_section_text_size;
0078
0079 .robarrier : ALIGN_WITH_INPUT {
0080 . = ALIGN (bsp_section_robarrier_align);
0081 } > REGION_RODATA AT > REGION_RODATA
0082
0083 .rodata : ALIGN_WITH_INPUT {
0084 bsp_section_rodata_begin = .;
0085 *(.rodata .rodata.* .gnu.linkonce.r.*)
0086 } > REGION_RODATA AT > REGION_RODATA_LOAD
0087 .eh_frame : ALIGN_WITH_INPUT {
0088 KEEP (*(.eh_frame))
0089 } > REGION_RODATA AT > REGION_RODATA_LOAD
0090 .gcc_except_table : ALIGN_WITH_INPUT {
0091 *(.gcc_except_table .gcc_except_table.*)
0092 } > REGION_RODATA AT > REGION_RODATA_LOAD
0093 .tdata : ALIGN_WITH_INPUT {
0094 _TLS_Data_begin = .;
0095 *(.tdata .tdata.* .gnu.linkonce.td.*)
0096 _TLS_Data_end = .;
0097 } > REGION_RODATA AT > REGION_RODATA_LOAD
0098 .tbss : ALIGN_WITH_INPUT {
0099 _TLS_BSS_begin = .;
0100 *(.tbss .tbss.* .gnu.linkonce.tb.*) *(.tcommon)
0101 _TLS_BSS_end = .;
0102 } > REGION_RODATA AT > REGION_RODATA_LOAD
0103 _TLS_Data_size = _TLS_Data_end - _TLS_Data_begin;
0104 _TLS_Data_begin = _TLS_Data_size != 0 ? _TLS_Data_begin : _TLS_BSS_begin;
0105 _TLS_Data_end = _TLS_Data_size != 0 ? _TLS_Data_end : _TLS_BSS_begin;
0106 _TLS_BSS_size = _TLS_BSS_end - _TLS_BSS_begin;
0107 _TLS_Size = _TLS_BSS_end - _TLS_Data_begin;
0108 _TLS_Alignment = MAX (ALIGNOF (.tdata), ALIGNOF (.tbss));
0109 .preinit_array : ALIGN_WITH_INPUT {
0110 PROVIDE_HIDDEN (__preinit_array_start = .);
0111 KEEP (*(.preinit_array))
0112 PROVIDE_HIDDEN (__preinit_array_end = .);
0113 } > REGION_RODATA AT > REGION_RODATA_LOAD
0114 .init_array : ALIGN_WITH_INPUT {
0115 PROVIDE_HIDDEN (__init_array_start = .);
0116 KEEP (*(SORT(.init_array.*)))
0117 KEEP (*(.init_array))
0118 PROVIDE_HIDDEN (__init_array_end = .);
0119 } > REGION_RODATA AT > REGION_RODATA_LOAD
0120 .fini_array : ALIGN_WITH_INPUT {
0121 PROVIDE_HIDDEN (__fini_array_start = .);
0122 KEEP (*(.fini_array))
0123 KEEP (*(SORT(.fini_array.*)))
0124 PROVIDE_HIDDEN (__fini_array_end = .);
0125 } > REGION_RODATA AT > REGION_RODATA_LOAD
0126 .ctors : ALIGN_WITH_INPUT {
0127 /* gcc uses crtbegin.o to find the start of
0128 the constructors, so we make sure it is
0129 first. Because this is a wildcard, it
0130 doesn't matter if the user does not
0131 actually link against crtbegin.o; the
0132 linker won't look for a file to match a
0133 wildcard. The wildcard also means that it
0134 doesn't matter which directory crtbegin.o
0135 is in. */
0136 KEEP (*crtbegin.o(.ctors))
0137 KEEP (*crtbegin?.o(.ctors))
0138 /* We don't want to include the .ctor section from
0139 the crtend.o file until after the sorted ctors.
0140 The .ctor section from the crtend file contains the
0141 end of ctors marker and it must be last */
0142 KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .ctors))
0143 KEEP (*(SORT(.ctors.*)))
0144 KEEP (*(.ctors))
0145 } > REGION_RODATA AT > REGION_RODATA_LOAD
0146 .dtors : ALIGN_WITH_INPUT {
0147 KEEP (*crtbegin.o(.dtors))
0148 KEEP (*crtbegin?.o(.dtors))
0149 KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .dtors))
0150 KEEP (*(SORT(.dtors.*)))
0151 KEEP (*(.dtors))
0152 } > REGION_RODATA AT > REGION_RODATA_LOAD
0153 .data.rel.ro : ALIGN_WITH_INPUT {
0154 *(.data.rel.ro.local* .gnu.linkonce.d.rel.ro.local.*)
0155 *(.data.rel.ro .data.rel.ro.* .gnu.linkonce.d.rel.ro.*)
0156 } > REGION_RODATA AT > REGION_RODATA_LOAD
0157 .jcr : ALIGN_WITH_INPUT {
0158 KEEP (*(.jcr))
0159 } > REGION_RODATA AT > REGION_RODATA_LOAD
0160 .interp : ALIGN_WITH_INPUT {
0161 *(.interp)
0162 } > REGION_RODATA AT > REGION_RODATA_LOAD
0163 .note.gnu.build-id : ALIGN_WITH_INPUT {
0164 *(.note.gnu.build-id)
0165 } > REGION_RODATA AT > REGION_RODATA_LOAD
0166 .hash : ALIGN_WITH_INPUT {
0167 *(.hash)
0168 } > REGION_RODATA AT > REGION_RODATA_LOAD
0169 .gnu.hash : ALIGN_WITH_INPUT {
0170 *(.gnu.hash)
0171 } > REGION_RODATA AT > REGION_RODATA_LOAD
0172 .dynsym : ALIGN_WITH_INPUT {
0173 *(.dynsym)
0174 } > REGION_RODATA AT > REGION_RODATA_LOAD
0175 .dynstr : ALIGN_WITH_INPUT {
0176 *(.dynstr)
0177 } > REGION_RODATA AT > REGION_RODATA_LOAD
0178 .gnu.version : ALIGN_WITH_INPUT {
0179 *(.gnu.version)
0180 } > REGION_RODATA AT > REGION_RODATA_LOAD
0181 .gnu.version_d : ALIGN_WITH_INPUT {
0182 *(.gnu.version_d)
0183 } > REGION_RODATA AT > REGION_RODATA_LOAD
0184 .gnu.version_r : ALIGN_WITH_INPUT {
0185 *(.gnu.version_r)
0186 } > REGION_RODATA AT > REGION_RODATA_LOAD
0187 .rel.dyn : ALIGN_WITH_INPUT {
0188 *(.rel.init)
0189 *(.rel.text .rel.text.* .rel.gnu.linkonce.t.*)
0190 *(.rel.fini)
0191 *(.rel.rodata .rel.rodata.* .rel.gnu.linkonce.r.*)
0192 *(.rel.data.rel.ro* .rel.gnu.linkonce.d.rel.ro.*)
0193 *(.rel.data .rel.data.* .rel.gnu.linkonce.d.*)
0194 *(.rel.tdata .rel.tdata.* .rel.gnu.linkonce.td.*)
0195 *(.rel.tbss .rel.tbss.* .rel.gnu.linkonce.tb.*)
0196 *(.rel.ctors)
0197 *(.rel.dtors)
0198 *(.rel.got)
0199 *(.rel.bss .rel.bss.* .rel.gnu.linkonce.b.*)
0200 PROVIDE_HIDDEN (__rel_iplt_start = .);
0201 *(.rel.iplt)
0202 PROVIDE_HIDDEN (__rel_iplt_end = .);
0203 PROVIDE_HIDDEN (__rela_iplt_start = .);
0204 PROVIDE_HIDDEN (__rela_iplt_end = .);
0205 } > REGION_RODATA AT > REGION_RODATA_LOAD
0206 .rela.dyn : ALIGN_WITH_INPUT {
0207 *(.rela.init)
0208 *(.rela.text .rela.text.* .rela.gnu.linkonce.t.*)
0209 *(.rela.fini)
0210 *(.rela.rodata .rela.rodata.* .rela.gnu.linkonce.r.*)
0211 *(.rela.data .rela.data.* .rela.gnu.linkonce.d.*)
0212 *(.rela.tdata .rela.tdata.* .rela.gnu.linkonce.td.*)
0213 *(.rela.tbss .rela.tbss.* .rela.gnu.linkonce.tb.*)
0214 *(.rela.ctors)
0215 *(.rela.dtors)
0216 *(.rela.got)
0217 *(.rela.bss .rela.bss.* .rela.gnu.linkonce.b.*)
0218 *(.rela.rtemsroset*)
0219 *(.rela.rtemsrwset*)
0220 PROVIDE_HIDDEN (__rel_iplt_start = .);
0221 PROVIDE_HIDDEN (__rel_iplt_end = .);
0222 PROVIDE_HIDDEN (__rela_iplt_start = .);
0223 *(.rela.iplt)
0224 PROVIDE_HIDDEN (__rela_iplt_end = .);
0225 } > REGION_RODATA AT > REGION_RODATA_LOAD
0226 .rel.plt : ALIGN_WITH_INPUT {
0227 *(.rel.plt)
0228 } > REGION_RODATA AT > REGION_RODATA_LOAD
0229 .rela.plt : ALIGN_WITH_INPUT {
0230 *(.rela.plt)
0231 } > REGION_RODATA AT > REGION_RODATA_LOAD
0232 .plt : ALIGN_WITH_INPUT {
0233 *(.plt)
0234 } > REGION_RODATA AT > REGION_RODATA_LOAD
0235 .iplt : ALIGN_WITH_INPUT {
0236 *(.iplt)
0237 } > REGION_RODATA AT > REGION_RODATA_LOAD
0238 .dynamic : ALIGN_WITH_INPUT {
0239 *(.dynamic)
0240 } > REGION_RODATA AT > REGION_RODATA_LOAD
0241 .got : ALIGN_WITH_INPUT {
0242 *(.got.plt) *(.igot.plt) *(.got) *(.igot)
0243 } > REGION_RODATA AT > REGION_RODATA_LOAD
0244 .rtemsroset : ALIGN_WITH_INPUT {
0245 /* Special FreeBSD linker set sections */
0246 __start_set_sysctl_set = .;
0247 *(set_sysctl_*);
0248 __stop_set_sysctl_set = .;
0249 *(set_domain_*);
0250 *(set_pseudo_*);
0251
0252 KEEP (*(SORT(.rtemsroset.*)))
0253 bsp_section_rodata_end = .;
0254 } > REGION_RODATA AT > REGION_RODATA_LOAD
0255 bsp_section_rodata_size = bsp_section_rodata_end - bsp_section_rodata_begin;
0256 bsp_section_rodata_load_begin = LOADADDR (.rodata);
0257 bsp_section_rodata_load_end = bsp_section_rodata_load_begin + bsp_section_rodata_size;
0258
0259 .rwbarrier : ALIGN_WITH_INPUT {
0260 . = ALIGN (bsp_section_rwbarrier_align);
0261 } > REGION_DATA AT > REGION_DATA
0262
0263 .data : ALIGN_WITH_INPUT {
0264 bsp_section_data_begin = .;
0265 *(.data .data.* .gnu.linkonce.d.*)
0266 SORT(CONSTRUCTORS)
0267 } > REGION_DATA AT > REGION_DATA_LOAD
0268 .data1 : ALIGN_WITH_INPUT {
0269 *(.data1)
0270 } > REGION_DATA AT > REGION_DATA_LOAD
0271 .rtemsrwset : ALIGN_WITH_INPUT {
0272 KEEP (*(SORT(.rtemsrwset.*)))
0273 bsp_section_data_end = .;
0274 } > REGION_DATA AT > REGION_DATA_LOAD
0275 bsp_section_data_size = bsp_section_data_end - bsp_section_data_begin;
0276 bsp_section_data_load_begin = LOADADDR (.data);
0277 bsp_section_data_load_end = bsp_section_data_load_begin + bsp_section_data_size;
0278
0279 .bss : ALIGN_WITH_INPUT {
0280 bsp_section_bss_begin = .;
0281 *(.dynbss)
0282 *(.bss .bss.* .gnu.linkonce.b.*)
0283 *(COMMON)
0284 bsp_section_bss_end = .;
0285 } > REGION_BSS AT > REGION_BSS
0286 bsp_section_bss_size = bsp_section_bss_end - bsp_section_bss_begin;
0287
0288 .noinit (NOLOAD) : ALIGN_WITH_INPUT {
0289 bsp_section_noinit_begin = .;
0290 *(SORT_BY_NAME (SORT_BY_ALIGNMENT (.noinit*)))
0291 bsp_section_noinit_end = .;
0292 } > REGION_BSS AT > REGION_BSS
0293 bsp_section_noinit_size = bsp_section_noinit_end - bsp_section_noinit_begin;
0294
0295 .rtemsstack (NOLOAD) : ALIGN_WITH_INPUT{
0296 *(SORT(.rtemsstack.*))
0297 } > REGION_WORK AT > REGION_WORK
0298
0299 .work : ALIGN_WITH_INPUT {
0300 /*
0301 * The work section will occupy the remaining REGION_WORK region and
0302 * contains the RTEMS work space and heap.
0303 */
0304 bsp_section_work_begin = .;
0305 . += ORIGIN (REGION_WORK) + LENGTH (REGION_WORK) - ABSOLUTE (.);
0306 bsp_section_work_end = .;
0307 } > REGION_WORK AT > REGION_WORK
0308 bsp_section_work_size = bsp_section_work_end - bsp_section_work_begin;
0309
0310 .stack : ALIGN_WITH_INPUT {
0311 bsp_section_stack_end = .;
0312 } > REGION_STACK AT > REGION_STACK
0313 bsp_section_stack_size = bsp_section_stack_begin - bsp_section_stack_end;
0314
0315 RamBase = ORIGIN (REGION_WORK);
0316 RamSize = LENGTH (REGION_WORK);
0317 RamEnd = RamBase + RamSize;
0318 WorkAreaBase = bsp_section_work_begin;
0319 HeapSize = 0;
0320
0321 /* Addition to let linker know about custom section for GDB pretty-printing support. */
0322 .debug_gdb_scripts 0 : { *(.debug_gdb_scripts) }
0323 }
