ENTRY(_start)
MEMORY
{
  NEWTEXT (rx) : ORIGIN = 0x10000, LENGTH = 32K
  NEWRO (r) : ORIGIN = 0x18000, LENGTH = 8K
  NEWDATA (rw) : ORIGIN = 0x1a000, LENGTH = 8K
  NEWBSS (rw) : ORIGIN = 0x1c000, LENGTH = 8K

  TEXT (rx) : ORIGIN = 0x80000, LENGTH = 32K
  RO (r) : ORIGIN = 0x88000, LENGTH = 8K
  DATA (rw) : ORIGIN = 0x8a000, LENGTH = 8K
  BSS (rw) : ORIGIN = 0x8c000, LENGTH = 8K
  RAM (rw) : ORIGIN = 0xa4000, LENGTH = 4M 
}

SECTIONS
{
  .text : { 
    __text_start = .;
    KEEP(*(.text.boot))
    *(.text)
    __text_end = .;
  } >TEXT
  .rodata : {
    __rodata_start = .;
    *(.rodata)
    __rodata_end = .;
  } >RO
  .data : {
    __data_start = .;
    *(.data)
    __data_end = .;
  } >DATA
  .bss : {
    __bss_start = .;
    *(.bss)
    __bss_end = .;
  } >BSS

  __stack_end = ORIGIN(RAM) + LENGTH(RAM);

  __new_text_start = ORIGIN(NEWTEXT);
  __new_ro_start = ORIGIN(NEWRO);
  __new_data_start = ORIGIN(NEWDATA);
  __new_bss_start = ORIGIN(NEWBSS);
}

__heap_start = ORIGIN(RAM);
__heap_end = ORIGIN(RAM) + LENGTH(RAM) - 2M;
__bss_size = (__bss_end - __bss_start)>>3;