git init of an empty project
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278
gcc/l502-bf.ld
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278
gcc/l502-bf.ld
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MEMORY
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{
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MEM_L1_CODE : ORIGIN = 0xFFA00000, LENGTH = 0xc000
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MEM_L1_CODE_CACHE : ORIGIN = 0xFFA10000, LENGTH = 0x4000
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MEM_L1_SCRATCH : ORIGIN = 0xFFB00000, LENGTH = 0x1000
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MEM_L1_DATA_B : ORIGIN = 0xFF900000, LENGTH = 0x8000
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MEM_L1_DATA_A : ORIGIN = 0xFF800000, LENGTH = 0x8000
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MEM_SDRAM : ORIGIN = 0x00000000, LENGTH = 32 * 1024 * 1024
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}
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/* The default linker script, for single core blackfin standalone executables */
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OUTPUT_FORMAT("elf32-bfin", "elf32-bfin", "elf32-bfin")
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OUTPUT_ARCH(bfin)
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ENTRY(__start)
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SECTIONS
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{
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.rel.bss : { *(.rel.bss .rel.bss.* .rel.gnu.linkonce.b.*) }
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.rela.bss : { *(.rela.bss .rela.bss.* .rela.gnu.linkonce.b.*) }
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.rel.iplt :
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{
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PROVIDE_HIDDEN (___rel_iplt_start = .);
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*(.rel.iplt)
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PROVIDE_HIDDEN (___rel_iplt_end = .);
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}
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.rela.iplt :
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{
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PROVIDE_HIDDEN (___rela_iplt_start = .);
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*(.rela.iplt)
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PROVIDE_HIDDEN (___rela_iplt_end = .);
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}
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.rel.plt :
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{
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*(.rel.plt)
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}
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.rela.plt :
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{
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*(.rela.plt)
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}
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.init :
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{
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KEEP (*(.init))
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KEEP (*basiccrt*(.text .text.*))
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} >MEM_L1_CODE =0
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.plt : { *(.plt) }
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.iplt : { *(.iplt) }
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.text :
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{
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*(.text.unlikely .text.*_unlikely)
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*(.text.exit .text.exit.*)
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*(.text.startup .text.startup.*)
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*(.text.hot .text.hot.*)
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*(.text .stub .text.* .gnu.linkonce.t.*)
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/* .gnu.warning sections are handled specially by elf32.em. */
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*(.gnu.warning)
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. = ALIGN( 64 );
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} >MEM_L1_CODE
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.fini :
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{
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KEEP (*(.fini))
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} >MEM_L1_CODE
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. = ALIGN( 64 );
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PROVIDE (___etext = .);
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PROVIDE (__etext = .);
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PROVIDE (_etext = .);
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.board_state :
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{
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_startfix_sect = .;
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KEEP(*(board_state .board_state .board_state.*))
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. = _startfix_sect + 8196;
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} >MEM_L1_DATA_A
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.rodata : { *(.rodata .rodata.* .gnu.linkonce.r.*) } > MEM_L1_DATA_A
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.sdata2 :
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{
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*(.sdata2 .sdata2.* .gnu.linkonce.s2.*)
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}
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.sbss2 : { *(.sbss2 .sbss2.* .gnu.linkonce.sb2.*) }
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.eh_frame_hdr : { *(.eh_frame_hdr) } > MEM_L1_DATA_A
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.eh_frame : ONLY_IF_RO { KEEP (*(.eh_frame)) } > MEM_L1_DATA_A
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.gcc_except_table : ONLY_IF_RO { *(.gcc_except_table .gcc_except_table.*) }
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/* Adjust the address for the data segment. We want to adjust up to
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the same address within the page on the next page up. */
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. = ALIGN(CONSTANT (MAXPAGESIZE)) + (. & (CONSTANT (MAXPAGESIZE) - 1));
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/* Exception handling */
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.eh_frame : ONLY_IF_RW { KEEP (*(.eh_frame)) }
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.gcc_except_table : ONLY_IF_RW { *(.gcc_except_table .gcc_except_table.*) }
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/* Thread Local Storage sections */
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.tdata : { *(.tdata .tdata.* .gnu.linkonce.td.*) }
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.tbss : { *(.tbss .tbss.* .gnu.linkonce.tb.*) *(.tcommon) }
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.preinit_array :
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{
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PROVIDE_HIDDEN (___preinit_array_start = .);
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KEEP (*(.preinit_array))
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PROVIDE_HIDDEN (___preinit_array_end = .);
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}
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.init_array :
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{
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PROVIDE_HIDDEN (___init_array_start = .);
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KEEP (*(SORT(.init_array.*)))
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KEEP (*(.init_array))
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PROVIDE_HIDDEN (___init_array_end = .);
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}
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.fini_array :
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{
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PROVIDE_HIDDEN (___fini_array_start = .);
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KEEP (*(SORT(.fini_array.*)))
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KEEP (*(.fini_array))
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PROVIDE_HIDDEN (___fini_array_end = .);
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}
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.ctors :
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{
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/* gcc uses crtbegin.o to find the start of
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the constructors, so we make sure it is
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first. Because this is a wildcard, it
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doesn't matter if the user does not
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actually link against crtbegin.o; the
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linker won't look for a file to match a
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wildcard. The wildcard also means that it
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doesn't matter which directory crtbegin.o
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is in. */
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KEEP (*crtbegin.o(.ctors))
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KEEP (*crtbegin?.o(.ctors))
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/* We don't want to include the .ctor section from
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the crtend.o file until after the sorted ctors.
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The .ctor section from the crtend file contains the
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end of ctors marker and it must be last */
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KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .ctors))
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KEEP (*(SORT(.ctors.*)))
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KEEP (*(.ctors))
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} > MEM_L1_DATA_A
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.dtors :
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{
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KEEP (*crtbegin.o(.dtors))
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KEEP (*crtbegin?.o(.dtors))
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KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .dtors))
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KEEP (*(SORT(.dtors.*)))
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KEEP (*(.dtors))
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} > MEM_L1_DATA_A
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.jcr : { KEEP (*(.jcr)) } > MEM_L1_DATA_A
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.data.rel.ro : { *(.data.rel.ro.local* .gnu.linkonce.d.rel.ro.local.*) *(.data.rel.ro* .gnu.linkonce.d.rel.ro.*) }
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.dynamic : { *(.dynamic) }
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.data :
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{
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*(.data .data.* .gnu.linkonce.d.*)
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SORT(CONSTRUCTORS)
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. = ALIGN( 64 );
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} > MEM_L1_DATA_A
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.data1 : { *(.data1) }
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.got : { *(.got.plt) *(.igot.plt) *(.got) *(.igot) }
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/* We want the small data sections together, so single-instruction offsets
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can access them all, and initialized data all before uninitialized, so
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we can shorten the on-disk segment size. */
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.sdata :
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{
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*(.sdata .sdata.* .gnu.linkonce.s.*)
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}
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__edata = .; PROVIDE (_edata = .);
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___bss_start = .;
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.sbss :
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{
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*(.dynsbss)
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*(.sbss .sbss.* .gnu.linkonce.sb.*)
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*(.scommon)
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}
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.bss :
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{
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__bss_start = .;
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*(.dynbss)
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*(.bss .bss.* .gnu.linkonce.b.*)
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*(COMMON)
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_end. Align after .bss to ensure correct alignment even if the
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.bss section disappears because there are no input sections.
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FIXME: Why do we need it? When there is no .bss section, we don't
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pad the .data section. */
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. = ALIGN( 64 );
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__bss_end = .;
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} > MEM_L1_DATA_A
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. = ALIGN( 64 );
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__end = .; PROVIDE (_end = .);
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.sdram_noinit (NOLOAD) :
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{
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*(.sdram_noinit, .sdram_noinit.*)
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} > MEM_SDRAM
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/* Stabs debugging sections. */
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.comment 0 : { *(.comment) }
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/* DWARF debug sections.
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Symbols in the DWARF debugging sections are relative to the beginning
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of the section so we begin them at 0. */
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/* DWARF 1 */
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.line 0 : { *(.line) }
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/* GNU DWARF 1 extensions */
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/* DWARF 1.1 and DWARF 2 */
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/* DWARF 2 */
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/* SGI/MIPS DWARF 2 extensions */
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/* DWARF 3 */
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.debug_pubtypes 0 : { *(.debug_pubtypes .zdebug_pubtypes) }
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.debug_ranges 0 : { *(.debug_ranges .zdebug_ranges) }
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.gnu.attributes 0 : { KEEP (*(.gnu.attributes)) }
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/DISCARD/ : { *(.note.GNU-stack) *(.gnu_debuglink) *(.gnu.lto_*) }
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__end = .; PROVIDE (_end = .);
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__stack_start = ORIGIN(MEM_L1_SCRATCH);
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__stack_end = ORIGIN(MEM_L1_SCRATCH) + 0x1000;
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}
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