222 lines
6.2 KiB
Plaintext
222 lines
6.2 KiB
Plaintext
/* Linker script to configure memory regions
|
|
*
|
|
* Version:CodeSourcery Sourcery G++ Lite 2007q3-53
|
|
* BugURL:https://support.codesourcery.com/GNUToolchain/
|
|
*
|
|
* Copyright 2007 CodeSourcery.
|
|
*
|
|
* The authors hereby grant permission to use, copy, modify, distribute,
|
|
* and license this software and its documentation for any purpose, provided
|
|
* that existing copyright notices are retained in all copies and that this
|
|
* notice is included verbatim in any distributions. No written agreement,
|
|
* license, or royalty fee is required for any of the authorized uses.
|
|
* Modifications to this software may be copyrighted by their authors
|
|
* and need not follow the licensing terms described here, provided that
|
|
* the new terms are clearly indicated on the first page of each file where
|
|
* they apply. */
|
|
|
|
OUTPUT_FORMAT ("elf32-littlearm", "elf32-bigarm", "elf32-littlearm")
|
|
ENTRY(_start)
|
|
SEARCH_DIR(.)
|
|
|
|
MEMORY
|
|
{
|
|
rom (rx) : ORIGIN = 0x00000000, LENGTH = 0x00080000 /* 512k */
|
|
ram (rwx) : ORIGIN = 0x1FFF8000, LENGTH = 0x00010000 /* 32k */
|
|
}
|
|
|
|
/* These force the linker to search for particular symbols from
|
|
* the start of the link process and thus ensure the user's
|
|
* overrides are picked up
|
|
*/
|
|
EXTERN(__cs3_reset_cortex_m)
|
|
EXTERN(__cs3_interrupt_vector_cortex_m)
|
|
EXTERN(__cs3_start_c main __cs3_stack __cs3_stack_size __cs3_heap_end)
|
|
|
|
PROVIDE(__cs3_stack = __cs3_region_start_ram + __cs3_region_size_ram);
|
|
PROVIDE(__cs3_stack_size = __cs3_region_start_ram + __cs3_region_size_ram - _end);
|
|
PROVIDE(__cs3_heap_start = _end);
|
|
PROVIDE(__cs3_heap_end = __cs3_region_start_ram + __cs3_region_size_ram);
|
|
|
|
SECTIONS
|
|
{
|
|
.text :
|
|
{
|
|
CREATE_OBJECT_SYMBOLS
|
|
__cs3_region_start_rom = .;
|
|
*(.cs3.region-head.rom)
|
|
__cs3_interrupt_vector = __cs3_interrupt_vector_cortex_m;
|
|
*(.cs3.interrupt_vector)
|
|
/* Make sure we pulled in an interrupt vector. */
|
|
ASSERT (. != __cs3_interrupt_vector_cortex_m, "No interrupt vector");
|
|
*(.rom)
|
|
*(.rom.b)
|
|
|
|
__cs3_reset = __cs3_reset_cortex_m;
|
|
*(.cs3.reset)
|
|
/* Make sure we pulled in some reset code. */
|
|
ASSERT (. != __cs3_reset, "No reset code");
|
|
|
|
*(.text .text.* .gnu.linkonce.t.*)
|
|
*(.plt)
|
|
*(.gnu.warning)
|
|
*(.glue_7t) *(.glue_7) *(.vfp11_veneer)
|
|
|
|
*(.rodata .rodata.* .gnu.linkonce.r.*)
|
|
|
|
*(.ARM.extab* .gnu.linkonce.armextab.*)
|
|
*(.gcc_except_table)
|
|
*(.eh_frame_hdr)
|
|
*(.eh_frame)
|
|
|
|
. = ALIGN(4);
|
|
KEEP(*(.init))
|
|
|
|
. = ALIGN(4);
|
|
__preinit_array_start = .;
|
|
KEEP (*(.preinit_array))
|
|
__preinit_array_end = .;
|
|
|
|
. = ALIGN(4);
|
|
__init_array_start = .;
|
|
KEEP (*(SORT(.init_array.*)))
|
|
KEEP (*(.init_array))
|
|
__init_array_end = .;
|
|
|
|
. = ALIGN(0x4);
|
|
KEEP (*crtbegin.o(.ctors))
|
|
KEEP (*(EXCLUDE_FILE (*crtend.o) .ctors))
|
|
KEEP (*(SORT(.ctors.*)))
|
|
KEEP (*crtend.o(.ctors))
|
|
|
|
. = ALIGN(4);
|
|
KEEP(*(.fini))
|
|
|
|
. = ALIGN(4);
|
|
__fini_array_start = .;
|
|
KEEP (*(.fini_array))
|
|
KEEP (*(SORT(.fini_array.*)))
|
|
__fini_array_end = .;
|
|
|
|
KEEP (*crtbegin.o(.dtors))
|
|
KEEP (*(EXCLUDE_FILE (*crtend.o) .dtors))
|
|
KEEP (*(SORT(.dtors.*)))
|
|
KEEP (*crtend.o(.dtors))
|
|
|
|
. = ALIGN(4);
|
|
__cs3_regions = .;
|
|
LONG (0)
|
|
LONG (__cs3_region_init_ram)
|
|
LONG (__cs3_region_start_ram)
|
|
LONG (__cs3_region_init_size_ram)
|
|
LONG (__cs3_region_zero_size_ram)
|
|
|
|
/* section information for finsh shell */
|
|
. = ALIGN(4);
|
|
__fsymtab_start = .;
|
|
KEEP(*(FSymTab))
|
|
__fsymtab_end = .;
|
|
. = ALIGN(4);
|
|
__vsymtab_start = .;
|
|
KEEP(*(VSymTab))
|
|
__vsymtab_end = .;
|
|
. = ALIGN(4);
|
|
|
|
. = ALIGN(4);
|
|
__rt_init_start = .;
|
|
KEEP(*(SORT(.rti_fn*)))
|
|
__rt_init_end = .;
|
|
. = ALIGN(4);
|
|
|
|
}
|
|
|
|
/* .ARM.exidx is sorted, so has to go in its own output section. */
|
|
__exidx_start = .;
|
|
.ARM.exidx :
|
|
{
|
|
*(.ARM.exidx* .gnu.linkonce.armexidx.*)
|
|
} >rom
|
|
__exidx_end = .;
|
|
.text.align :
|
|
{
|
|
. = ALIGN(8);
|
|
_etext = .;
|
|
} >rom
|
|
__cs3_region_size_rom = LENGTH(rom);
|
|
__cs3_region_num = 1;
|
|
|
|
.data :
|
|
{
|
|
__cs3_region_start_ram = .;
|
|
*(.cs3.region-head.ram)
|
|
KEEP(*(.jcr))
|
|
*(.got.plt) *(.got)
|
|
*(.shdata)
|
|
*(.data .data.* .gnu.linkonce.d.*)
|
|
*(.ram)
|
|
. = ALIGN (8);
|
|
_edata = .;
|
|
} >ram AT>rom
|
|
|
|
.bss :
|
|
{
|
|
*(.shbss)
|
|
*(.bss .bss.* .gnu.linkonce.b.*)
|
|
*(COMMON)
|
|
*(.ram.b)
|
|
. = ALIGN (8);
|
|
_end = .;
|
|
__end = .;
|
|
} >ram AT>rom
|
|
|
|
.heap :
|
|
{
|
|
*(.heap)
|
|
} >ram
|
|
|
|
__bss_end = .;
|
|
|
|
.stack (__cs3_stack - __cs3_stack_size) :
|
|
{
|
|
*(.stack)
|
|
} >ram
|
|
|
|
__cs3_region_init_ram = LOADADDR (.data);
|
|
__cs3_region_init_size_ram = _edata - __cs3_region_start_ram;
|
|
__cs3_region_zero_size_ram = _end - _edata;
|
|
__cs3_region_size_ram = LENGTH(ram);
|
|
__cs3_region_num = 1;
|
|
|
|
.stab 0 (NOLOAD) : { *(.stab) }
|
|
.stabstr 0 (NOLOAD) : { *(.stabstr) }
|
|
/* 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) }
|
|
.debug_sfnames 0 : { *(.debug_sfnames) }
|
|
/* DWARF 1.1 and DWARF 2 */
|
|
.debug_aranges 0 : { *(.debug_aranges) }
|
|
.debug_pubnames 0 : { *(.debug_pubnames) }
|
|
/* DWARF 2 */
|
|
.debug_info 0 : { *(.debug_info .gnu.linkonce.wi.*) }
|
|
.debug_abbrev 0 : { *(.debug_abbrev) }
|
|
.debug_line 0 : { *(.debug_line) }
|
|
.debug_frame 0 : { *(.debug_frame) }
|
|
.debug_str 0 : { *(.debug_str) }
|
|
.debug_loc 0 : { *(.debug_loc) }
|
|
.debug_macinfo 0 : { *(.debug_macinfo) }
|
|
/* SGI/MIPS DWARF 2 extensions */
|
|
.debug_weaknames 0 : { *(.debug_weaknames) }
|
|
.debug_funcnames 0 : { *(.debug_funcnames) }
|
|
.debug_typenames 0 : { *(.debug_typenames) }
|
|
.debug_varnames 0 : { *(.debug_varnames) }
|
|
|
|
.note.gnu.arm.ident 0 : { KEEP (*(.note.gnu.arm.ident)) }
|
|
.ARM.attributes 0 : { KEEP (*(.ARM.attributes)) }
|
|
/DISCARD/ : { *(.note.GNU-stack) }
|
|
}
|