ENTRY(_begin)

MEMORY
{
  flash : org = 0x00000000, len = 512k
  sram : org = 0x20003800, len = 18k
}

SECTIONS
{
  . = ORIGIN(flash);

  .text : ALIGN(0x04) {
    *(.sinit);
    *(.sinit.1);

    /* The ch573 starts execution at address 0x0000, so we have to make sure the
     * on_reset function is put at the beginning of the flash. */
    KEEP(*(.isr_routines.on_reset));

    /* The rest of the code. */
    *(.text);
    *(.text.*);
  } >flash AT>flash

  .rodata : ALIGN(0x04) {
    *(.rodata);
    *(.rodata.*);
    *(.srodata);
    *(.srodata.*);
  } > flash AT>flash

  .clock_change_listeners : ALIGN(0x04) {
    CLOCK_CHANGE_LISTENERS_START = .;
    KEEP(*(.clock_change_listeners));
    CLOCK_CHANGE_LISTENERS_END = .;
  } > flash AT>flash

  .systick_callbacks : ALIGN(0x04) {
    SYSTICK_LISTENERS_START = .;
    KEEP(*(.systick_callbacks));
    SYSTICK_LISTENERS_END = .;
  } > flash AT>flash

  ISR_VECTOR_IN_FLASH = LOADADDR(.isr_vector);
  .isr_vector : ALIGN(0x04) {
    ISR_VECTOR_START = .;
    KEEP(*(.isr_vector))
    KEEP(*(.isr_vector.routines))
    ISR_VECTOR_STOP = .;
  } >sram AT>flash

  DATA_VALUES_IN_FLASH = LOADADDR(.data);
  .data : ALIGN(0x04) {
    . = ALIGN(0x04);
    DATA_SEGMENT_START = .;
    *(.data);
    *(.data.*);
    *(.sdata);
    *(.sdata.*);
    . = ALIGN(0x04);
    DATA_SEGMENT_STOP = .;
  } >sram AT>flash

  .bss : ALIGN(0x04) {
    . = ALIGN(0x04);
    BSS_START = .;
    *(.bss);
    *(.sbss);
    BSS_STOP = .;
    HEAP_START = .;
  } >sram
}