153 lines
4.2 KiB
Scala
153 lines
4.2 KiB
Scala
# Copyright (C) 2014-2022 Free Software Foundation, Inc.
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#
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# Copying and distribution of this file, with or without modification,
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# are permitted in any medium without royalty provided the copyright
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# notice and this notice are preserved.
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# Using an empty script for ld -r is better than mashing together
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# sections. This hack likely leaves ld -Ur broken.
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test -n "${RELOCATING}" || exit 0
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cat << EOF
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/* Copyright (C) 2014-2022 Free Software Foundation, Inc.
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Copying and distribution of this script, with or without modification,
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are permitted in any medium without royalty provided the copyright
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notice and this notice are preserved. */
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OUTPUT_FORMAT("elf32-ip2k", "elf32-ip2k", "elf32-ip2k")
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OUTPUT_ARCH(ip2k)
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${RELOCATING+ENTRY(_start)}
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SEARCH_DIR(.);
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/* IP2022 default linker script. */
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MEMORY
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{
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D_GPR : org = 0x01000080, len = 128
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D_RAM : org = 0x01000100, len = 4K - 256
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P_RAM : org = 0x02000000, len = 16K
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P_ROM : org = 0x02010000, len = 64K - 32
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P_RESET : org = 0x0201FFE0, len = 32
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P_CONFIG : org = 0x02020000, len = 128
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}
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SECTIONS
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{
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/* Allocated memory end markers
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(initialized to start of appropriate memory address). */
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__data_end = 0x01000100;
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__pram_end = 0x02000000;
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__flash_end = 0x02010000;
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/* Global general purpose registers in direct addressing range. */
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.gpr 0x01000080 :
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{
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*(.gpr)
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} >D_GPR
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/* Pre-allocated, pre-initialized data memory. */
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__data_run_begin = __data_end;
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__data_load_begin = (__flash_end + 1) & 0xFFFFFFFE;
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.data __data_run_begin : AT (__data_load_begin)
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{
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* (.data);
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* (.rodata)
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} >D_RAM
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__data_run_end = __data_run_begin + SIZEOF(.data);
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__data_load_end = __data_load_begin + SIZEOF(.data);
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__data_end = __data_run_end;
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__flash_end = __data_load_end;
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/* Pre-allocated, uninitialized data memory. */
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__bss_begin = __data_end;
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.bss __bss_begin :
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{
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* (.bss)
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} >D_RAM
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__bss_end = __bss_begin + SIZEOF(.bss);
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__data_end = __bss_end;
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/* Pre-allocated PRAM data memory. */
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__pram_data_begin = (__pram_end + 1) & 0xFFFFFFFE;
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.pram_data __pram_data_begin :
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{
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* (.pram_data)
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} >P_RAM
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__pram_data_end = __pram_data_begin + SIZEOF(.pram_data);
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__pram_end = __pram_data_end;
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/* PRAM code. */
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__pram_run_begin = (__pram_end + 1) & 0xFFFFFFFE;
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__pram_load_begin = (__flash_end + 1) & 0xFFFFFFFE;
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.pram __pram_run_begin : AT (__pram_load_begin)
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{
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* (.pram)
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} >P_RAM
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__pram_run_end = __pram_run_begin + SIZEOF(.pram);
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__pram_load_end = __pram_load_begin + SIZEOF(.pram);
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__pram_load_shift = ((__pram_run_begin - __pram_load_begin) & 0x1FFFF) | 0x02000000;
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__pram_end = __pram_run_end;
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__flash_end = __pram_load_end;
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/* PRAM overlay code. */
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__pram_overlay_run_start = (__pram_end + 1) & 0xFFFFFFFE;
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__pram_overlay_load_start = (__flash_end + 1) & 0xFFFFFFFE;
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OVERLAY __pram_overlay_run_start : AT (__pram_overlay_load_start)
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{
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.pram1 { */overlay1/* (.pram); * (.pram1) }
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.pram2 { */overlay2/* (.pram); * (.pram2) }
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} >P_RAM
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__pram_overlay_run_end = .;
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__pram_overlay_load_end = __pram_overlay_load_start + SIZEOF(.pram1) + SIZEOF(.pram2);
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__pram_end = __pram_overlay_run_end;
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__flash_end = __pram_overlay_load_end;
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/* Flash code. */
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__text_begin = (__flash_end + 1) & 0xFFFFFFFE;
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.text __text_begin :
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{
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* (.text);
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* (.text.libgcc)
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} >P_ROM = 0xffff
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__text_end = __text_begin + SIZEOF(.text);
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__flash_end = __text_end;
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/* Strings. */
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__strings_begin = (__flash_end + 1) & 0xFFFFFFFE;
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.strings __strings_begin :
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{
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* (strings);
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* (.progmem.data)
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} >P_ROM = 0xffff
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__strings_end = __strings_begin + SIZEOF (.strings);
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__flash_end = __strings_end;
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.ctors : { * (.ctors) } > P_ROM
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.dtors : { * (.dtors) } > P_ROM
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/* Reset code. */
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.reset : { * (.reset) } >P_RESET = 0xffff
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/* Configuration block. */
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.config : { * (.config) } >P_CONFIG = 0xffff
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/* Stack. */
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PROVIDE (__stack = 0x01000FFF);
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/* Stabs debugging sections. */
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.stab 0 : { *(.stab) }
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.stabstr 0 : { *(.stabstr) }
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.stab.excl 0 : { *(.stab.excl) }
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.stab.exclstr 0 : { *(.stab.exclstr) }
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.stab.index 0 : { *(.stab.index) }
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.stab.indexstr 0 : { *(.stab.indexstr) }
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.comment 0 : { *(.comment) }
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EOF
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. $srcdir/scripttempl/DWARF.sc
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cat <<EOF
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}
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EOF
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