MEMORY {
  ram (wxa) : ORIGIN = 0x80000000, LENGTH = 128M
}

PHDRS {
  text   PT_LOAD;
  rodata PT_LOAD;
  data   PT_LOAD;
  bss    PT_LOAD;
}

SECTIONS {
  .text : ALIGN(4K) {
    PROVIDE(_text_start = .);
    *(.text.init);
    *(.text .text.*);
    . = ALIGN(4K);
    PROVIDE(_text_end = .);
  } >ram AT>ram :text

  PROVIDE(_global_pointer = .);
  
  .rodata : ALIGN(4K) {
    PROVIDE(_rodata_start = .);
    *(.rodata .rodata.*);
    . = ALIGN(4K);
    PROVIDE(_rodata_end = .);
  } >ram AT>ram :rodata

  .data : ALIGN(4K) {
    PROVIDE(_data_start = .);
    *(.data .data.*);
    . = ALIGN(4K);
    PROVIDE(_data_end = .);
  } >ram AT>ram :data

  .bss : ALIGN(4K) {
    PROVIDE(_bss_start = .);
    *(.sbss .sbss.*);
    *(.bss .bss.*);
    . = ALIGN(4K);
    PROVIDE(_bss_end = .);
  } >ram AT>ram :bss

  . = ALIGN(4K);
  PROVIDE(_stack_start = .);
  
  PROVIDE(_stack_top = _stack_start + 0x100000);
  PROVIDE(_stack_end = _stack_top);
  
  PROVIDE(_ram_start = ORIGIN(ram));
  PROVIDE(_ram_end = _ram_start + LENGTH(ram));
  
  PROVIDE(_heap_start = _stack_end);
  PROVIDE(_heap_size = ORIGIN(ram) + LENGTH(ram) - _heap_start);
  PROVIDE(_heap_end = _heap_start + _heap_size);
}