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/* linkcmds
*
* $Id$
*/
OUTPUT_ARCH(m68k)
STARTUP(except_vect_332_ROM.o)
__DYNAMIC = 0;
/*
* ROM:
* +--------------------+ <- low memory
* | .text |
* | etext |
* | ctor list | the ctor and dtor lists are for
* | dtor list | C++ support
* | _endtext |
* | temporary .data | .data is moved to RAM by crt0
* | |
* +--------------------+ <- high memory
*
*
* RAM:
* +--------------------+ <- low memory
* | .data | initialized data goes here
* | _sdata |
* | _edata |
* +--------------------+
* | .bss |
* | __bss_start | start of bss, cleared by crt0
* | _end | start of heap, used by sbrk()
* +--------------------+
* | heap space |
* | _ENDHEAP |
* | stack space |
* | __stack | top of stack
* +--------------------+ <- high memory
*/
MEMORY
{
rom : ORIGIN = 0x90000, LENGTH = 0x70000
ram : ORIGIN = 0x03000, LENGTH = 0x7d000
}
_RamBase = DEFINED(_RamBase) ? _RamBase : 0x003000;
_RamSize = DEFINED(_RamSize) ? _RamSize : 0x7d000;
_RamEnd = _RamBase + _RamSize;
__end_of_ram = 0x080000;
_copy_data_from_rom = 1;
_HeapSize = DEFINED(_HeapSize) ? _HeapSize : 0x10000;
_StackSize = DEFINED(_StackSize) ? _StackSize : 0x1000;
/*
*
*/
SECTIONS
{
.text :
{
. = .;
CREATE_OBJECT_SYMBOLS
text_start = .;
_text_start = .;
*(.text)
. = ALIGN (16);
/*
* Initialization and finalization code.
*
* 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.
*/
PROVIDE (_init = .);
*crti.o(.init)
*(.init)
*crtn.o(.init)
PROVIDE (_fini = .);
*crti.o(.fini)
*(.fini)
*crtn.o(.fini)
*(.eh_fram)
. = ALIGN (16);
/*
* Read-only data
*/
. = ALIGN (16);
_rodata_start = . ;
*(.rodata)
*(.gnu.linkonce.r*)
etext = ALIGN(0x10);
__CTOR_LIST__ = .;
LONG((__CTOR_END__ - __CTOR_LIST__) / 4 - 2)
*(.ctors)
LONG(0)
__CTOR_END__ = .;
__DTOR_LIST__ = .;
LONG((__DTOR_END__ - __DTOR_LIST__) / 4 - 2)
*(.dtors)
LONG(0)
__DTOR_END__ = .;
*(.lit)
*(.shdata)
_etext = .;
_endtext = .;
} > rom
.gcc_exc :
AT ( ADDR(.text) + SIZEOF( .text ) )
{
*(.gcc_exc)
} > ram
.data :
{
data_start = .;
_data_start = .;
_copy_start = .;
_sdata = . ;
*(.data)
CONSTRUCTORS
edata = ALIGN(0x10);
_edata = .;
} > ram
.shbss :
{
*(.shbss)
} > ram
.bss :
{
__bss_start = ALIGN(0x8);
bss_start = .;
_bss_start = .;
_clear_start = .;
*(.bss)
*(COMMON)
end = .;
_end = ALIGN(0x8);
__end = ALIGN(0x8);
_WorkspaceBase = . + _StackSize;
} > ram
.stab . (NOLOAD) :
{
[ .stab ]
}
.stabstr . (NOLOAD) :
{
[ .stabstr ]
}
}
|
