| /* Linker script for m52235evb |
| * |
| * Version:Sourcery G++ Lite 4.2-125 |
| * BugURL:https://support.codesourcery.com/GNUToolchain/ |
| * |
| * Copyright 2007, 2008 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_ARCH(m68k) |
| ENTRY(_start) |
| SEARCH_DIR(.) |
| GROUP(-lgcc -lc -lcs3 -lcs3hosted -lcs3coldfire) |
| |
| MEMORY |
| { |
| ram (rw) : ORIGIN = 0x20000000, LENGTH = 32K
|
| vectorrom (RX) : ORIGIN = 0x00000000, LENGTH = 0x00000400
|
| cfmprotrom (RX) : ORIGIN = 0x00000400, LENGTH = 0x00000020 |
| rom (rx) : ORIGIN = 0x00000420, LENGTH = 256K - 0x400 - 0x20 |
| ipsbar (rw) : ORIGIN = 0x40000000, LENGTH = 2M |
| } |
| |
| /* 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_m52235evb) |
| INCLUDE coldfire-names.inc |
| EXTERN(__cs3_interrupt_vector_coldfire) |
| EXTERN(__cs3_start_c main __cs3_stack __cs3_heap_end) |
| EXTERN(_start) |
| /* force exit to be picked up in a hosted or os environment */ |
| EXTERN(exit atexit) |
| |
| PROVIDE(__cs3_heap_start = _end); |
| PROVIDE(__cs3_heap_end = __cs3_region_start_ram + __cs3_region_size_ram); |
| PROVIDE(__cs3_region_num = (__cs3_regions_end - __cs3_regions) / 20); |
| PROVIDE(__cs3_stack = __cs3_region_start_ram + __cs3_region_size_ram); |
| |
| SECTIONS |
| { |
|
|
| .vectors_table :
|
| {
|
| CREATE_OBJECT_SYMBOLS
|
| __cs3_region_start_rom = .;
|
| *(.cs3.region-head.rom)
|
| ASSERT (. == __cs3_region_start_rom, ".cs3.region-head.rom not permitted");
|
| __cs3_interrupt_vector = __cs3_interrupt_vector_coldfire;
|
| *(.cs3.interrupt_vector)
|
| /* Make sure we pulled in an interrupt vector. */
|
| ASSERT (. != __cs3_interrupt_vector_coldfire, "No interrupt vector");
|
| } > vectorrom
|
|
|
| .cfmprotect :
|
| {
|
| *(.cfmconfig)
|
| . = ALIGN (0x4);
|
| } > cfmprotrom
|
|
|
| |
| .text : |
| { |
| |
| PROVIDE(__cs3_reset_m52235evb = _start); |
| __cs3_reset = __cs3_reset_m52235evb; |
| *(.cs3.reset) |
| |
| *(.text .text.* .gnu.linkonce.t.*) |
| |
| . = ALIGN(0x4); |
| KEEP (*crtbegin.o(.jcr)) |
| KEEP (*(EXCLUDE_FILE (*crtend.o) .jcr)) |
| KEEP (*crtend.o(.jcr)) |
| |
| . = ALIGN(0x4); |
| *(.gcc_except_table .gcc_except_table.*) |
| } >rom |
| .eh_frame_hdr : ALIGN (4) |
| { |
| KEEP (*(.eh_frame_hdr)) |
| } >rom |
| .eh_frame : ALIGN (4) |
| { |
| KEEP (*(.eh_frame)) |
| } >rom |
| .rodata : ALIGN (4) |
| { |
| *(.rodata .rodata.* .gnu.linkonce.r.*) |
| |
| . = ALIGN(4); |
| _init = .; |
| LONG (0x4e560000) /* linkw %fp,#0 */ |
| KEEP(*(.init)) |
| SHORT (0x4e5e) /* unlk %fp */ |
| SHORT (0x4e75) /* rts */ |
| |
| . = 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(4); |
| _fini = .; |
| LONG (0x4e560000) /* linkw %fp,#0 */ |
| KEEP(*(.fini)) |
| SHORT (0x4e5e) /* unlk %fp */ |
| SHORT (0x4e75) /* rts */ |
| |
| . = ALIGN(4); |
| __fini_array_start = .; |
| KEEP (*(.fini_array)) |
| KEEP (*(SORT(.fini_array.*))) |
| __fini_array_end = .; |
| |
| . = ALIGN(0x4); |
| KEEP (*crtbegin.o(.ctors)) |
| KEEP (*(EXCLUDE_FILE (*crtend.o) .ctors)) |
| KEEP (*(SORT(.ctors.*))) |
| KEEP (*crtend.o(.ctors)) |
| |
| . = ALIGN(0x4); |
| KEEP (*crtbegin.o(.dtors)) |
| KEEP (*(EXCLUDE_FILE (*crtend.o) .dtors)) |
| KEEP (*(SORT(.dtors.*))) |
| KEEP (*crtend.o(.dtors)) |
| |
| *(.lit) |
| |
| . = 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) |
| __cs3_regions_end = .; |
| |
| . = ALIGN (8); |
| . = ALIGN (8); |
| *(.rom) |
| *(.rom.b) |
| _etext = .; |
| } >rom |
| /* __cs3_region_end_rom is deprecated */ |
| __cs3_region_end_rom = __cs3_region_start_rom + LENGTH(rom); |
| __cs3_region_size_rom = LENGTH(rom); |
| |
| .cs3.ipsbar : |
| { |
| __cs3_region_start_ipsbar = .; |
| *(.cs3.region-head.ipsbar) |
| . = ALIGN (8); |
| } >ipsbar |
| /* __cs3_region_end_ipsbar is deprecated */ |
| __cs3_region_end_ipsbar = __cs3_region_start_ipsbar + LENGTH(ipsbar); |
| __cs3_region_size_ipsbar = LENGTH(ipsbar); |
| |
| .data : ALIGN (8) |
| { |
| __cs3_region_start_ram = .; |
| *(.cs3.region-head.ram) |
| *(.got.plt) *(.got) |
| *(.shdata) |
| *(.data .data.* .gnu.linkonce.d.*) |
| . = ALIGN (8); |
| *(.ram) |
| _edata = .; |
| } >ram AT>rom |
| .bss : |
| { |
| *(.shbss) |
| *(.bss .bss.* .gnu.linkonce.b.*) |
| *(COMMON) |
| . = ALIGN (8); |
| *(.ram.b) |
| _end = .; |
| __end = .; |
| } >ram AT>rom |
| /* __cs3_region_end_ram is deprecated */ |
| __cs3_region_end_ram = __cs3_region_start_ram + LENGTH(ram); |
| __cs3_region_size_ram = LENGTH(ram); |
| __cs3_region_init_ram = LOADADDR (.data); |
| __cs3_region_init_size_ram = _edata - ADDR (.data); |
| __cs3_region_zero_size_ram = _end - _edata; |
| |
| .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) } |
| } |