linker.lcf

基于32位ColdFire构建嵌入式系统书本原程序.rar

MEMORY
{
    flash   (RX)   : ORIGIN = 0x00000000, LENGTH = 0x00002000   /*8K  */
    fdata   (RX)   : ORIGIN = 0x00002000, LENGTH = 0x0003E000   /*248K*/
    tdata   (RX)   : ORIGIN = 0x00007000, LENGTH = 0x0002E000   /*248K*/    
	vectorram(RWX) : ORIGIN = 0x20000000, LENGTH = 0x00000400   /*1K  */
	sram	(RWX)  : ORIGIN = 0x20000400, LENGTH = 0x00007C00   /*31K */
	ipsbar  (RWX)  : ORIGIN = 0x40000000, LENGTH = 0x0	
}


SECTIONS 
{
	.ipsbar	 : {} > ipsbar


	.fdata   : {} > fdata  
    .tdata	 : 
    {
    } > tdata	
    
	.flash :
	{
		.              = ALIGN(0x10);	
		vectors.s (.text)
		. 			   = ALIGN(0x10);
		*(.text)
		. 			   = ALIGN(0x10);
		*(.rodata)
		___DATA_ROM	   = .;
    } > flash

    
    .data : AT(___DATA_ROM) 
	{
		___DATA_RAM    = . ;
        *(.exception)	
		.              = ALIGN(0x10);	
        *(.data)
		.              = ALIGN (0x10);
		___DATA_END    = .;
        *(.sdata)
		.              = ALIGN (0x10);
	} > sram


	.bss :
	{
		. = ALIGN(0x10);
		__START_SBSS = .;
		*(.sbss)
		*(SCOMMON)
		__END_SBSS   = .;
		. = ALIGN(0x10);
		__START_BSS  = .;
		*(.bss)
		*(COMMON)
		__END_BSS    = .;	
        ___BSS_START = __START_SBSS;
        ___BSS_END   = __END_BSS;
        . = ALIGN(0x10);
	} >> sram


	___FLASH		= ADDR(.flash);
	___FLASH_SIZE	= 0x00040000;
	___VECTOR_RAM	= 0x20000000;
	___SRAM			= 0x20000000;
	___SRAM_SIZE	= 0x00008000;
	___IPSBAR		= ADDR(.ipsbar);
	___SP_INIT		= ___SRAM + ___SRAM_SIZE;
	__SP_INIT 		= ___SP_INIT;
}