flash.ld.sram

针对freescale的coldfire系列mcu的开源bootloader源码colilo的优化代码

MEMORY {
	flash	: ORIGIN = 0xffe00000, LENGTH = 0x00100000  /* 1MB of flash (A[19] pulled high) */ 
	ram 	: ORIGIN = 0x00600000, LENGTH = 0x00040000  /* 256Kbytes of sdram */
	sram	: ORIGIN = 0x20000000, LENGTH = 0x00018000  /* 96kbytes of sram */
}

SECTIONS {

        .text : {
		_stext = . ;
        	*(.text)
		*(.rodata)
		_etext = . ;
        } > flash

        .data : AT (ADDR(.text) + SIZEOF(.text)) {
		_sdata = . ;
        	*(.data)
        	
		_edata = . ;
        } > ram
        
        .fastdata : AT (ADDR(.text) + SIZEOF(.text) + SIZEOF(.data)){
        	_sfdata = . ;
        	*(.fdata)
        	*(.data.flasher_data)
        	. = ALIGN(0x4) ;
         	*(.data.flasher_code)
		. = ALIGN(0x4) ;
        	_efdata = . ;
        } > sram 

        .bss : AT (ADDR(.text) + SIZEOF(.text) + SIZEOF(.data) + SIZEOF(.fastdata)) {
		_sbss = . ;
		*(.bss)
		*(COMMON)
		_ebss = . ;
	} > ram
}