From c4efad953fab70e3e40d015f74fc9e48f0cea9ee Mon Sep 17 00:00:00 2001 From: richardbarry Date: Wed, 13 Aug 2008 08:03:47 +0000 Subject: [PATCH] Use internal RAM only. git-svn-id: https://svn.code.sf.net/p/freertos/code/trunk@450 1d2547de-c912-0410-9cb9-b8ca96c0e9e2 --- .../m5282evb-dram_code-rambar_data-hosted.ld | 279 ++++++++++++++++++ 1 file changed, 279 insertions(+) create mode 100644 Demo/ColdFire_MCF5282_Eclipse/RTOSDemo/m5282evb-dram_code-rambar_data-hosted.ld diff --git a/Demo/ColdFire_MCF5282_Eclipse/RTOSDemo/m5282evb-dram_code-rambar_data-hosted.ld b/Demo/ColdFire_MCF5282_Eclipse/RTOSDemo/m5282evb-dram_code-rambar_data-hosted.ld new file mode 100644 index 000000000..fd5d9f1b2 --- /dev/null +++ b/Demo/ColdFire_MCF5282_Eclipse/RTOSDemo/m5282evb-dram_code-rambar_data-hosted.ld @@ -0,0 +1,279 @@ +/* Linker script for m5282evb + * + * 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 (rwx) : ORIGIN = 0x00000000, LENGTH = 16M + rom (rx) : ORIGIN = 0xFFE00000, LENGTH = 2M + rombar (rx) : ORIGIN = 0xf0000000, LENGTH = 512K + rambar (rwx) : ORIGIN = 0x20000000, LENGTH = 64K + ipsbar (rw) : ORIGIN = 0x40000000, LENGTH = 0x20000000 +} + +/* 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_m5282evb) +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 +{ + + .text : + { + CREATE_OBJECT_SYMBOLS + __cs3_region_start_ram = .; + *(.cs3.region-head.ram) + ASSERT (. == __cs3_region_start_ram, ".cs3.region-head.ram 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"); + + PROVIDE(__cs3_reset_m5282evb = _start); + __cs3_reset = __cs3_reset_m5282evb; + *(.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.*) + } >ram + .eh_frame_hdr : ALIGN (4) + { + KEEP (*(.eh_frame_hdr)) + } >ram + .eh_frame : ALIGN (4) + { + KEEP (*(.eh_frame)) + } >ram + .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) + LONG (0) + LONG (__cs3_region_init_rombar) + LONG (__cs3_region_start_rombar) + LONG (__cs3_region_init_size_rombar) + LONG (__cs3_region_zero_size_rombar) + LONG (0) + LONG (__cs3_region_init_rambar) + LONG (__cs3_region_start_rambar) + LONG (__cs3_region_init_size_rambar) + LONG (__cs3_region_zero_size_rambar) + __cs3_regions_end = .; + + . = ALIGN (8); + . = ALIGN (8); + _etext = .; + } >ram + + .cs3.rom : ALIGN (8) + { + __cs3_region_start_rom = .; + *(.cs3.region-head.rom) + *(.rom) + . = ALIGN (8); + } >rom + .cs3.rom.bss : + { + *(.rom.b) + . = ALIGN (8); + } >rom + /* __cs3_region_end_rom is deprecated */ + __cs3_region_end_rom = __cs3_region_start_rom + LENGTH(rom); + __cs3_region_size_rom = LENGTH(rom); + __cs3_region_init_rom = LOADADDR (.cs3.rom); + __cs3_region_init_size_rom = LOADADDR (.cs3.rom.bss) - LOADADDR (.cs3.rom); + __cs3_region_zero_size_rom = SIZEOF(.cs3.rom.bss); + + .cs3.rombar : ALIGN (8) + { + __cs3_region_start_rombar = .; + *(.cs3.region-head.rombar) + *(.rombar) + . = ALIGN (8); + } >rombar + .cs3.rombar.bss : + { + *(.rombar.b) + . = ALIGN (8); + } >rombar + /* __cs3_region_end_rombar is deprecated */ + __cs3_region_end_rombar = __cs3_region_start_rombar + LENGTH(rombar); + __cs3_region_size_rombar = LENGTH(rombar); + __cs3_region_init_rombar = LOADADDR (.cs3.rombar); + __cs3_region_init_size_rombar = LOADADDR (.cs3.rombar.bss) - LOADADDR (.cs3.rombar); + __cs3_region_zero_size_rombar = SIZEOF(.cs3.rombar.bss); + + .cs3.rambar : ALIGN (8) + { + __cs3_region_start_rambar = .; + *(.cs3.region-head.rambar) + *(.rambar) + . = ALIGN (8); + } >rambar + .cs3.rambar.bss : + { + *(.rambar.b) + . = ALIGN (8); + } >rambar + /* __cs3_region_end_rambar is deprecated */ + __cs3_region_end_rambar = __cs3_region_start_rambar + LENGTH(rambar); + __cs3_region_size_rambar = LENGTH(rambar); + __cs3_region_init_rambar = LOADADDR (.cs3.rambar); + __cs3_region_init_size_rambar = LOADADDR (.cs3.rambar.bss) - LOADADDR (.cs3.rambar); + __cs3_region_zero_size_rambar = SIZEOF(.cs3.rambar.bss); + + .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) + { + + *(.got.plt) *(.got) + *(.shdata) + *(.data .data.* .gnu.linkonce.d.*) + . = ALIGN (8); + *(.ram) + _edata = .; + } >rambar + .bss : + { + *(.shbss) + *(.bss .bss.* .gnu.linkonce.b.*) + *(COMMON) + . = ALIGN (8); + *(.ram.b) + _end = .; + __end = .; + } >rambar + /* __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 (.text); + __cs3_region_init_size_ram = _edata - ADDR (.text); + __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) } +} -- 2.39.2