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/*
* This file contains GNU linker directives for the Cogent
* CSB360 development board.
*
* Copyright (C) 2004 Cogent Computer Systems
* Author: Jay Monkman <jtm@lopingdog.com>
*/
/*
* Declare size of heap.
* A heap size of 0 means "Use all available memory for the heap".
* Initial stack located in on-chip SRAM and not declared there.
*/
HeapSize = DEFINED(HeapSize) ? HeapSize : 0x0;
RamBase = DEFINED(RamBase) ? RamBase : 0x00100000;
RamSize = DEFINED(RamSize) ? RamSize : 31M;
RamEnd = RamBase + RamSize;
/* This is needed for _CPU_ISR_install_vector -
* WARNING: it MUST match BSP_RAMBAR !!!!!!!!!!! */
_VBR = 0x20000000;
ENTRY(start)
STARTUP(start.o)
/*
* Setup the memory map of the CSB360 board
*
* The "ram" section is placed in RAM after the space used by umon.
*
*/
MEMORY
{
ram : ORIGIN = 0x00100000, LENGTH = 31M
}
SECTIONS
{
/*
* Text, data and bss segments
*/
.text :
{
RamBase = .;
RamBase = .;
CREATE_OBJECT_SYMBOLS
*(.text*)
/*
* C++ constructors/destructors
*/
*(.gnu.linkonce.t.*)
/*
* Initialization and finalization code.
*/
. = ALIGN (16);
PROVIDE (_init = .);
*crti.o(.init)
*(.init)
*crtn.o(.init)
. = ALIGN (16);
PROVIDE (_fini = .);
*crti.o(.fini)
*(.fini)
*crtn.o(.fini)
/*
* Special FreeBSD sysctl sections.
*/
. = ALIGN (16);
__start_set_sysctl_set = .;
*(set_sysctl_*);
__stop_set_sysctl_set = ABSOLUTE(.);
*(set_domain_*);
*(set_pseudo_*);
/*
* 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*)
KEEP (*(SORT(.rtemsroset.*)))
*(.gnu.linkonce.r*)
. = ALIGN (16);
PROVIDE (etext = .);
} > ram
.tdata : {
_TLS_Data_begin = .;
*(.tdata .tdata.* .gnu.linkonce.td.*)
_TLS_Data_end = .;
} >ram
.tbss : {
_TLS_BSS_begin = .;
*(.tbss .tbss.* .gnu.linkonce.tb.*) *(.tcommon)
_TLS_BSS_end = .;
} >ram
_TLS_Data_size = _TLS_Data_end - _TLS_Data_begin;
_TLS_Data_begin = _TLS_Data_size != 0 ? _TLS_Data_begin : _TLS_BSS_begin;
_TLS_Data_end = _TLS_Data_size != 0 ? _TLS_Data_end : _TLS_BSS_begin;
_TLS_BSS_size = _TLS_BSS_end - _TLS_BSS_begin;
_TLS_Size = _TLS_BSS_end - _TLS_Data_begin;
_TLS_Alignment = MAX (ALIGNOF (.tdata), ALIGNOF (.tbss));
.data :
{
copy_start = .;
*(.shdata)
. = ALIGN (0x10);
*(.data*)
KEEP (*(SORT(.rtemsrwset.*)))
. = ALIGN (0x10);
*(.gcc_exc)
*(.gcc_except_table*)
*(.jcr)
. = ALIGN (0x10);
*(.gnu.linkonce.d*)
. = ALIGN (0x10);
_edata = .;
copy_end = .;
} > ram
.bss :
{
clear_start = . ;
*(.shbss)
*(.dynbss)
*(.bss* .gnu.linkonce.b.*)
*(COMMON)
. = ALIGN(0x10);
_end = .;
clear_end = .;
} > ram
.noinit (NOLOAD) : {
*(.noinit*)
} >ram
.rtemsstack (NOLOAD) : {
*(SORT(.rtemsstack.*))
WorkAreaBase = .;
} >ram
.stab 0 (NOLOAD) :
{
*(.stab)
}
.stabstr 0 (NOLOAD) :
{
*(.stabstr)
}
}
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