/* * This file contains directives for the GNU linker which are specific * to the Motorola MVME136/MVME135 boards. * * COPYRIGHT (c) 1989-1999. * On-Line Applications Research Corporation (OAR). * * The license and distribution terms for this file may be * found in the file LICENSE in this distribution or at * http://www.OARcorp.com/rtems/license.html. * * $Id$ */ /* * Declare some sizes. */ _RamBase = DEFINED(_RamBase) ? _RamBase : 0x0; _RamSize = DEFINED(_RamSize) ? _RamSize : 1M; _HeapSize = DEFINED(_HeapSize) ? _HeapSize : 0x10000; _StackSize = DEFINED(_StackSize) ? _StackSize : 0x1000; MEMORY { ram : org = 0x0, l = 1M } SECTIONS { ram : { . = 0x3000; } >ram /* * Text, data and bss segments */ .text : { *(.text) /* * C++ constructors/destructors * * Various files can provide initialization and finalization * functions. crtbegin.o and crtend.o are two instances. The * body of these functions are in .init and .fini sections. We * accumulate the bodies here, and prepend function prologues * from crti.o and function epilogues from crtn.o. crti.o must * be linked first; crtn.o must be linked last. Because these * are wildcards, it doesn't matter if the user does not * actually link against crti.o and crtn.o; the linker won't * look for a file to match a wildcard. The wildcard also * means that it doesn't matter which directory crti.o and * crtn.o are in. */ *(.gnu.linkonce.t.*) /* * Initialization and finalization code. * * gcc uses crtbegin.o to find the start of the constructors * and destructors 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. The * constructor and destructor list are terminated in * crtend.o. The same comments apply to it. */ PROVIDE (_init = .); *crti.o(.init) *(.init) *crtn.o(.init) PROVIDE (_fini = .); *crti.o(.fini) *(.fini) *crtn.o(.fini) /* * C++ constructors/destructors */ . = ALIGN (16); *crtbegin.o(.ctors) *(.ctors) *crtend.o(.ctors) *crtbegin.o(.dtors) *(.dtors) *crtend.o(.dtors) /* * Exception frame info */ . = ALIGN (16); *(.eh_frame) /* * Read-only data */ . = ALIGN (16); _rodata_start = . ; *(.rodata) *(.gnu.linkonce.r*) . = ALIGN (16); PROVIDE (_etext = .); } >ram .data : { PROVIDE (_copy_start = .); *(.data) *(.gnu.linkonce.d*) *(.gcc_except_table) . = ALIGN (16); PROVIDE (_edata = .); PROVIDE (_copy_end = .); } >ram .bss : { _clear_start = .; *(.bss) *(COMMON) . = ALIGN (16); PROVIDE (end = .); . += _StackSize; . = ALIGN (16); _stack_init = .; _clear_end = .; _WorkspaceBase = .; } >ram }