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;
				}