Sindbad~EG File Manager
/* Script for -N */
/* Copyright (C) 2014-2023 Free Software Foundation, Inc.
Copying and distribution of this script, with or without modification,
are permitted in any medium without royalty provided the copyright
notice and this notice are preserved. */
OUTPUT_FORMAT("elf32-epiphany", "elf32-epiphany",
"elf32-epiphany")
OUTPUT_ARCH(epiphany)
ENTRY(_start)
/* BSP specific*/
__PROG_SIZE_FOR_CORE__ = 1M;
__HEAP_SIZE_FOR_CORE__ = 1M;
__MAX_NUM_CORES_IN_ROWS__ = 4;
__MAX_NUM_CORES_IN_COLS__ = 4;
__FIRST_CORE_ROW_ = 0x20;
__FIRST_CORE_COL_ = 0x24;
PROVIDE (__CORE_ROW_ = __FIRST_CORE_ROW_);
PROVIDE (__CORE_COL_ = __FIRST_CORE_COL_);
/* generic do not touch */
/* used to calculated the slice address in the external memory */
__CORE_NUM_ = (__CORE_ROW_ - __FIRST_CORE_ROW_ )* __MAX_NUM_CORES_IN_COLS__ + (__CORE_COL_ - __FIRST_CORE_COL_ ) ;
MEMORY
{
EXTERNAL_DRAM_0 (WXAI) : ORIGIN = 0x80000000, LENGTH = 0x1000000 /*.text, data, rodata, bss and .stack*/
EXTERNAL_DRAM_1 (WXAI) : ORIGIN = 0x81000000, LENGTH = 0x1000000 /*.heap */
EXTERNAL_SRAM (WXAI) : ORIGIN = 0x92000000, LENGTH = 8K /* small external RAM, used for testing*/
/* run time lib and crt0*/
RESERVED_CRT0_RAM (WXAI) : ORIGIN = 0, LENGTH = 0x400
/* user program, per bank usage */
BANK0_SRAM (WXAI) : ORIGIN = LENGTH(RESERVED_CRT0_RAM), LENGTH = 8K - LENGTH(RESERVED_CRT0_RAM)
BANK1_SRAM (WXAI) : ORIGIN = 0x2000, LENGTH = 8K
BANK2_SRAM (WXAI) : ORIGIN = 0x4000, LENGTH = 8K
BANK3_SRAM (WXAI) : ORIGIN = 0x6000, LENGTH = 8K
/* user program, continious placement */
INTERNAL_RAM (WXAI) : ORIGIN = LENGTH(RESERVED_CRT0_RAM), LENGTH = 32K - LENGTH(RESERVED_CRT0_RAM)
MMR (WAI) : ORIGIN = 0xF000, LENGTH = 32K
/* multi cores space */
CORE_0x20_0x24_INTERNAL_RAM : ORIGIN = 0x82400000+LENGTH(RESERVED_CRT0_RAM), LENGTH = 32K- LENGTH(RESERVED_CRT0_RAM)
CORE_0x20_0x25_INTERNAL_RAM : ORIGIN = 0x82500000+LENGTH(RESERVED_CRT0_RAM), LENGTH = 32K- LENGTH(RESERVED_CRT0_RAM)
CORE_0x20_0x26_INTERNAL_RAM : ORIGIN = 0x82600000+LENGTH(RESERVED_CRT0_RAM), LENGTH = 32K- LENGTH(RESERVED_CRT0_RAM)
CORE_0x20_0x27_INTERNAL_RAM : ORIGIN = 0x82700000+LENGTH(RESERVED_CRT0_RAM), LENGTH = 32K- LENGTH(RESERVED_CRT0_RAM)
CORE_0x21_0x24_INTERNAL_RAM : ORIGIN = 0x86400000+LENGTH(RESERVED_CRT0_RAM), LENGTH = 32K- LENGTH(RESERVED_CRT0_RAM)
CORE_0x21_0x25_INTERNAL_RAM : ORIGIN = 0x86500000+LENGTH(RESERVED_CRT0_RAM), LENGTH = 32K- LENGTH(RESERVED_CRT0_RAM)
CORE_0x21_0x26_INTERNAL_RAM : ORIGIN = 0x86600000+LENGTH(RESERVED_CRT0_RAM), LENGTH = 32K- LENGTH(RESERVED_CRT0_RAM)
CORE_0x21_0x27_INTERNAL_RAM : ORIGIN = 0x86700000+LENGTH(RESERVED_CRT0_RAM), LENGTH = 32K- LENGTH(RESERVED_CRT0_RAM)
CORE_0x22_0x24_INTERNAL_RAM : ORIGIN = 0x8a400000+LENGTH(RESERVED_CRT0_RAM), LENGTH = 32K- LENGTH(RESERVED_CRT0_RAM)
CORE_0x22_0x25_INTERNAL_RAM : ORIGIN = 0x8a500000+LENGTH(RESERVED_CRT0_RAM), LENGTH = 32K- LENGTH(RESERVED_CRT0_RAM)
CORE_0x22_0x26_INTERNAL_RAM : ORIGIN = 0x8a600000+LENGTH(RESERVED_CRT0_RAM), LENGTH = 32K- LENGTH(RESERVED_CRT0_RAM)
CORE_0x22_0x27_INTERNAL_RAM : ORIGIN = 0x8a700000+LENGTH(RESERVED_CRT0_RAM), LENGTH = 32K- LENGTH(RESERVED_CRT0_RAM)
CORE_0x23_0x24_INTERNAL_RAM : ORIGIN = 0x8e400000+LENGTH(RESERVED_CRT0_RAM), LENGTH = 32K- LENGTH(RESERVED_CRT0_RAM)
CORE_0x23_0x25_INTERNAL_RAM : ORIGIN = 0x8e500000+LENGTH(RESERVED_CRT0_RAM), LENGTH = 32K- LENGTH(RESERVED_CRT0_RAM)
CORE_0x23_0x26_INTERNAL_RAM : ORIGIN = 0x8e600000+LENGTH(RESERVED_CRT0_RAM), LENGTH = 32K- LENGTH(RESERVED_CRT0_RAM)
CORE_0x23_0x27_INTERNAL_RAM : ORIGIN = 0x8e700000+LENGTH(RESERVED_CRT0_RAM), LENGTH = 32K- LENGTH(RESERVED_CRT0_RAM)
CORE_0x24_0x24_INTERNAL_RAM : ORIGIN = 0x82000000+LENGTH(RESERVED_CRT0_RAM), LENGTH = 32K- LENGTH(RESERVED_CRT0_RAM)
}
SECTIONS
{
IVT 0 : {*.o(IVT) } > RESERVED_CRT0_RAM
RESERVED_CRT0 : {*.o(RESERVED_CRT0) } > RESERVED_CRT0_RAM
RESERVED_CRT0 : {*.o(reserved_crt0) } > RESERVED_CRT0_RAM
CORE_RAM_0 : {*.o(core_ram_0) } > BANK0_SRAM
CORE_RAM_1 : {*.o(core_ram_1) } > BANK1_SRAM
CORE_RAM_2 : {*.o(core_ram_2) } > BANK2_SRAM
CORE_RAM_3 : {*.o(core_ram_3) } > BANK3_SRAM
SRAM_SOUTH : {*.o(sram) } > EXTERNAL_SRAM
DRAM_WEST : {*.o(dram) } > EXTERNAL_DRAM_1
CORE_INTERNAL : {*.o(core_ram_internal) } /*> INTERNAL_RAM*/
/* the newlib (libc and libm) library is maped to the dedicated section */
__new_lib_start_external_ = ( ORIGIN(EXTERNAL_DRAM_0) + __PROG_SIZE_FOR_CORE__ *__CORE_NUM_ );
__new_lib_start_ = DEFINED(__USE_INTERNAL_MEM_FOR_NEW_LIB_) ? ORIGIN(BANK1_SRAM) : __new_lib_start_external_ ;
NEW_LIB_RO __new_lib_start_ : { lib_a-*.o(.text .rodata) *.o(libgloss_epiphany) } /* > INTERNAL_RAM */
GNU_C_BUILTIN_LIB_RO ADDR(NEW_LIB_RO) + SIZEOF(NEW_LIB_RO) : {
*mulsi3.o(.text .rodata) *modsi3.o(.text .rodata)
*divsi3.o(.text .rodata) *udivsi3.o(.text .rodata)
*umodsi3.o(.text .rodata) _*.o(.text .rodata)
}
NEW_LIB_WR ADDR(GNU_C_BUILTIN_LIB_RO) + SIZEOF(GNU_C_BUILTIN_LIB_RO) : { lib_a-*.o(.data ) } /* > INTERNAL_RAM*/
__init_start = DEFINED(__USE_INTERNAL_MEM_) ? ORIGIN(BANK1_SRAM) : (ADDR(NEW_LIB_WR) + SIZEOF(NEW_LIB_WR) ) ;
__init_start = DEFINED(__USE_INTERNAL_MEM_FOR_NEW_LIB_) ? ADDR(NEW_LIB_WR) + SIZEOF(NEW_LIB_WR) : __init_start;
/* Read-only sections, merged into text segment: */
/*PROVIDE (__executable_start = 0x40); . = 0x40;*/
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.rela.text : { *(.rela.text .rela.text.* .rela.gnu.linkonce.t.*) }
.rela.fini : { *(.rela.fini) }
.rela.rodata : { *(.rela.rodata .rela.rodata.* .rela.gnu.linkonce.r.*) }
.rela.data.rel.ro : { *(.rela.data.rel.ro* .rela.gnu.linkonce.d.rel.ro.*) }
.rela.data : { *(.rela.data .rela.data.* .rela.gnu.linkonce.d.*) }
.rela.tdata : { *(.rela.tdata .rela.tdata.* .rela.gnu.linkonce.td.*) }
.rela.tbss : { *(.rela.tbss .rela.tbss.* .rela.gnu.linkonce.tb.*) }
.rela.ctors : { *(.rela.ctors) }
.rela.dtors : { *(.rela.dtors) }
.rela.got : { *(.rela.got) }
.rela.bss : { *(.rela.bss .rela.bss.* .rela.gnu.linkonce.b.*) }
.rela.plt : { *(.rela.plt) }
.init __init_start :
{
KEEP (*(SORT_NONE(.init)))
} /* > INTERNAL_RAM */ =0x01a2
.plt : { *(.plt) }
.fini ADDR(.init)+SIZEOF(.init) :
{
KEEP (*(SORT_NONE(.fini)))
} /* > INTERNAL_RAM */ =0x01a2
.text ADDR(.fini)+SIZEOF(.fini) :
{
*(.text .stub .text.* .gnu.linkonce.t.*)
/* .gnu.warning sections are handled specially by elf.em. */
*(.gnu.warning)
} /* > INTERNAL_RAM */ =0x01a2
PROVIDE (__etext = .);
PROVIDE (_etext = .);
PROVIDE (etext = .);
.rodata1 : { *(.rodata1) }
.eh_frame_hdr : { *(.eh_frame_hdr) }
.eh_frame : ONLY_IF_RO { KEEP (*(.eh_frame)) }
.gcc_except_table : ONLY_IF_RO { *(.gcc_except_table .gcc_except_table.*) }
/* Adjust the address for the data segment. We want to adjust up to
the same address within the page on the next page up. */
. = .;
/* Exception handling */
.eh_frame : ONLY_IF_RW { KEEP (*(.eh_frame)) }
.gcc_except_table : ONLY_IF_RW { *(.gcc_except_table .gcc_except_table.*) }
/* Thread Local Storage sections */
.tdata : { *(.tdata .tdata.* .gnu.linkonce.td.*) }
.tbss : { *(.tbss .tbss.* .gnu.linkonce.tb.*) *(.tcommon) }
.preinit_array :
{
PROVIDE_HIDDEN (__preinit_array_start = .);
KEEP (*(.preinit_array))
PROVIDE_HIDDEN (__preinit_array_end = .);
}
.init_array :
{
PROVIDE_HIDDEN (__init_array_start = .);
KEEP (*(SORT(.init_array.*)))
KEEP (*(.init_array))
PROVIDE_HIDDEN (__init_array_end = .);
}
.fini_array :
{
PROVIDE_HIDDEN (__fini_array_start = .);
KEEP (*(.fini_array))
KEEP (*(SORT(.fini_array.*)))
PROVIDE_HIDDEN (__fini_array_end = .);
}
.ctors ADDR(.text) + SIZEOF(.text) :
{
/* 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))
} /*> INTERNAL_RAM*/
.dtors ADDR(.ctors) + SIZEOF(.ctors) :
{
KEEP (*crtbegin.o(.dtors))
KEEP (*crtbegin?.o(.dtors))
KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .dtors))
KEEP (*(SORT(.dtors.*)))
KEEP (*(.dtors))
} /*> INTERNAL_RAM*/
.jcr : { KEEP (*(.jcr)) }
.data.rel.ro : { *(.data.rel.ro.local* .gnu.linkonce.d.rel.ro.local.*) *(.data.rel.ro* .gnu.linkonce.d.rel.ro.*) }
.dynamic : { *(.dynamic) }
.got : { *(.got.plt) *(.got) }
.data ADDR(.dtors)+SIZEOF(.dtors) :
{
*(.data .data.* .gnu.linkonce.d.*)
SORT(CONSTRUCTORS)
} /* > INTERNAL_RAM */
.data1 : { *(.data1) }
.rodata ADDR(.data)+SIZEOF(.data) : { *(.rodata .rodata.* .gnu.linkonce.r.*) } /*> INTERNAL_RAM*/
_edata = .; PROVIDE (edata = .);
/* Align ___bss_start and _end to a multiple of 8 so that we can use strd
to clear bss. N.B., without adding any extra alignment, we would have
to clear the bss byte by byte. */
. = ALIGN(8);
___bss_start = .;
.bss ADDR(.rodata)+SIZEOF(.rodata) :
{
*(.dynbss)
*(.bss .bss.* .gnu.linkonce.b.*)
*(COMMON)
/* Align here to ensure that the .bss section occupies space up to
_end. Align after .bss to ensure correct alignment even if the
.bss section disappears because there are no input sections.
FIXME: Why do we need it? When there is no .bss section, we do not
pad the .data section. */
. = ALIGN(. != 0 ? 32 / 8 : 1);
} /* > INTERNAL_RAM */
. = ALIGN(32 / 8);
. = ALIGN(32 / 8);
. = ALIGN(8);
_end = .; PROVIDE (end = .);
PROVIDE ( __stack_start_ = ORIGIN(EXTERNAL_DRAM_0) + __PROG_SIZE_FOR_CORE__ * __CORE_NUM_ + __PROG_SIZE_FOR_CORE__ - 0x10) ;
.stack __stack_start_ : { ___stack = .; *(.stack) }
PROVIDE ( ___heap_start = ORIGIN(EXTERNAL_DRAM_1) + __HEAP_SIZE_FOR_CORE__ * __CORE_NUM_ );
PROVIDE ( ___heap_end = ORIGIN(EXTERNAL_DRAM_1) + __HEAP_SIZE_FOR_CORE__ * __CORE_NUM_ + __HEAP_SIZE_FOR_CORE__ - 4 );
/* Stabs debugging sections. */
.stab 0 : { *(.stab) }
.stabstr 0 : { *(.stabstr) }
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.stab.exclstr 0 : { *(.stab.exclstr) }
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.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. */
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.line 0 : { *(.line) }
/* GNU DWARF 1 extensions. */
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/* DWARF 1.1 and DWARF 2. */
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/* DWARF 2. */
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.debug_sup 0 : { *(.debug_sup) }
.gnu.attributes 0 : { KEEP (*(.gnu.attributes)) }
/DISCARD/ : { *(.note.GNU-stack) *(.gnu_debuglink) }
}
Sindbad File Manager Version 1.0, Coded By Sindbad EG ~ The Terrorists