161 lines
4.4 KiB
Plaintext
161 lines
4.4 KiB
Plaintext
MEMORY
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{
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FLASH(rx) : ORIGIN = 0x10000000, LENGTH = 2048k
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RAM(rwx) : ORIGIN = 0x20000000, LENGTH = 256k
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SCRATCH_X(rwx) : ORIGIN = 0x20040000, LENGTH = 4k
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SCRATCH_Y(rwx) : ORIGIN = 0x20041000, LENGTH = 4k
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}
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ENTRY(_entry_point)
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SECTIONS
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{
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.flash_begin : {
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__flash_binary_start = .;
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} > FLASH
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.second_stage_ota : {
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KEEP (*(.second_stage_ota))
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} > FLASH
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.boot2 : {
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__boot2_start__ = .;
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KEEP (*(.boot2))
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__boot2_end__ = .;
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} > FLASH
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ASSERT(__boot2_end__ - __boot2_start__ == 256,
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"ERROR: Pico second stage bootloader must be 256 bytes in size")
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.text : {
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__logical_binary_start = .;
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KEEP (*(.vectors))
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KEEP (*(.binary_info_header))
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__binary_info_header_end = .;
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KEEP (*(.reset))
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KEEP (*(.init))
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*(.fini)
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*crtbegin.o(.ctors)
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*crtbegin?.o(.ctors)
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*(EXCLUDE_FILE(*crtend?.o *crtend.o) .ctors)
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*(SORT(.ctors.*))
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*(.ctors)
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*crtbegin.o(.dtors)
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*crtbegin?.o(.dtors)
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*(EXCLUDE_FILE(*crtend?.o *crtend.o) .dtors)
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*(SORT(.dtors.*))
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*(.dtors)
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*(.eh_frame*)
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. = ALIGN(4);
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} > FLASH
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.rodata : {
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. = ALIGN(4);
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*(SORT_BY_ALIGNMENT(SORT_BY_NAME(.flashdata*)))
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. = ALIGN(4);
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} > FLASH
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.ARM.extab :
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{
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*(.ARM.extab* .gnu.linkonce.armextab.*)
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} > FLASH
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__exidx_start = .;
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.ARM.exidx :
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{
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*(.ARM.exidx* .gnu.linkonce.armexidx.*)
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} > FLASH
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__exidx_end = .;
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. = ALIGN(4);
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__binary_info_start = .;
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.binary_info :
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{
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KEEP(*(.binary_info.keep.*))
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*(.binary_info.*)
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} > FLASH
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__binary_info_end = .;
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. = ALIGN(4);
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__etext = .;
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.ram_vector_table (COPY): {
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*(.ram_vector_table)
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} > RAM
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.data : {
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__data_start__ = .;
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*(vtable)
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*(.time_critical*)
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. = ALIGN(4);
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*(.data*)
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. = ALIGN(4);
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*(.after_data.*)
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. = ALIGN(4);
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PROVIDE_HIDDEN (__mutex_array_start = .);
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KEEP(*(SORT(.mutex_array.*)))
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KEEP(*(.mutex_array))
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PROVIDE_HIDDEN (__mutex_array_end = .);
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. = ALIGN(4);
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PROVIDE_HIDDEN (__preinit_array_start = .);
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KEEP(*(SORT(.preinit_array.*)))
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KEEP(*(.preinit_array))
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PROVIDE_HIDDEN (__preinit_array_end = .);
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. = ALIGN(4);
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PROVIDE_HIDDEN (__init_array_start = .);
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KEEP(*(SORT(.init_array.*)))
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KEEP(*(.init_array))
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PROVIDE_HIDDEN (__init_array_end = .);
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. = ALIGN(4);
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PROVIDE_HIDDEN (__fini_array_start = .);
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*(SORT(.fini_array.*))
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*(.fini_array)
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PROVIDE_HIDDEN (__fini_array_end = .);
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*(.jcr)
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. = ALIGN(4);
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__data_end__ = .;
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} > RAM AT> FLASH
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.uninitialized_data (COPY): {
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. = ALIGN(4);
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__uninitialized_data_start__ = .;
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*(.uninitialized_data*)
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__uninitialized_data_end__ = .;
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} > RAM
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.scratch_x : {
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__scratch_x_start__ = .;
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*(.scratch_x.*)
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. = ALIGN(4);
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__scratch_x_end__ = .;
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} > SCRATCH_X AT > FLASH
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__scratch_x_source__ = LOADADDR(.scratch_x);
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.scratch_y : {
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__scratch_y_start__ = .;
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*(.scratch_y.*)
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. = ALIGN(4);
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__scratch_y_end__ = .;
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} > SCRATCH_Y AT > FLASH
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__scratch_y_source__ = LOADADDR(.scratch_y);
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.bss : {
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. = ALIGN(4);
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__bss_start__ = .;
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*(SORT_BY_ALIGNMENT(SORT_BY_NAME(.bss*)))
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*(COMMON)
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. = ALIGN(4);
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__bss_end__ = .;
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} > RAM
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.heap (COPY):
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{
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__end__ = .;
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PROVIDE(end = .);
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*(.heap*)
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. = ORIGIN(RAM) + LENGTH(RAM) - 0x400;
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__HeapLimit = .;
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} > RAM
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.stack1_dummy (COPY):
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{
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*(.stack1*)
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} > SCRATCH_X
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.stack_dummy (COPY):
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{
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*(.stack*)
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} > RAM
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.flash_end : {
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__flash_binary_end = .;
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} > FLASH
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__StackTop = ORIGIN(RAM) + LENGTH(RAM);
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__StackLimit = __StackTop - 0x400;
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__StackOneTop = ORIGIN(SCRATCH_X) + LENGTH(SCRATCH_X);
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__StackOneBottom = __StackOneTop - SIZEOF(.stack1_dummy);
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__StackBottom = __StackTop - SIZEOF(.stack_dummy);
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PROVIDE(__stack = __StackTop);
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ASSERT(__StackLimit >= __HeapLimit, "region RAM overflowed")
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ASSERT( __binary_info_header_end - __logical_binary_start <= 256, "Binary info must be in first 256 bytes of the binary")
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}
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