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/*
* Copyright 2006..2021 ChibiOS
* SPDX-License-Identifier: Apache-2.0
*/
/*
* RP2040 memory setup.
*/
MEMORY
{
flash0 (rx) : org = 0x00000000, len = 16k /* ROM */
flash1 (rx) : org = 0x10000000, len = DEFINED(FLASH_LEN) ? FLASH_LEN : 2048k /* XIP */
flash2 (rx) : org = 0x00000000, len = 0
flash3 (rx) : org = 0x00000000, len = 0
flash4 (rx) : org = 0x00000000, len = 0
flash5 (rx) : org = 0x00000000, len = 0
flash6 (rx) : org = 0x00000000, len = 0
flash7 (rx) : org = 0x00000000, len = 0
ram0 (wx) : org = 0x20000000, len = 256k /* SRAM0 striped */
ram1 (wx) : org = 0x00000000, len = 256k /* SRAM0 non striped */
ram2 (wx) : org = 0x00000000, len = 0
ram3 (wx) : org = 0x00000000, len = 0
ram4 (wx) : org = 0x20040000, len = 4k /* SRAM4 */
ram5 (wx) : org = 0x20041000, len = 4k /* SRAM5 */
ram6 (wx) : org = 0x00000000, len = 0
ram7 (wx) : org = 0x20041f00, len = 256 /* SRAM5 boot */
}
/* For each data/text section two region are defined, a virtual region
and a load region (_LMA suffix).*/
/* Flash region to be used for exception vectors.*/
REGION_ALIAS("VECTORS_FLASH", flash1);
REGION_ALIAS("VECTORS_FLASH_LMA", flash1);
/* Flash region to be used for constructors and destructors.*/
REGION_ALIAS("XTORS_FLASH", flash1);
REGION_ALIAS("XTORS_FLASH_LMA", flash1);
/* Flash region to be used for code text.*/
REGION_ALIAS("TEXT_FLASH", flash1);
REGION_ALIAS("TEXT_FLASH_LMA", flash1);
/* Flash region to be used for read only data.*/
REGION_ALIAS("RODATA_FLASH", flash1);
REGION_ALIAS("RODATA_FLASH_LMA", flash1);
/* Flash region to be used for various.*/
REGION_ALIAS("VARIOUS_FLASH", flash1);
REGION_ALIAS("VARIOUS_FLASH_LMA", flash1);
/* Flash region to be used for RAM(n) initialization data.*/
REGION_ALIAS("RAM_INIT_FLASH_LMA", flash1);
/* RAM region to be used for Main stack. This stack accommodates the processing
of all exceptions and interrupts.*/
REGION_ALIAS("MAIN_STACK_RAM", ram4);
/* RAM region to be used for the process stack. This is the stack used by
the main() function.*/
REGION_ALIAS("PROCESS_STACK_RAM", ram4);
/* RAM region to be used for Main stack. This stack accommodates the processing
of all exceptions and interrupts.*/
REGION_ALIAS("C1_MAIN_STACK_RAM", ram5);
/* RAM region to be used for the process stack. This is the stack used by
the main() function.*/
REGION_ALIAS("C1_PROCESS_STACK_RAM", ram5);
/* RAM region to be used for data segment.*/
REGION_ALIAS("DATA_RAM", ram0);
REGION_ALIAS("DATA_RAM_LMA", flash1);
/* RAM region to be used for BSS segment.*/
REGION_ALIAS("BSS_RAM", ram0);
/* RAM region to be used for the default heap.*/
REGION_ALIAS("HEAP_RAM", ram0);
SECTIONS
{
.flash_begin : {
__flash_binary_start = .;
} > flash1
.boot2 : {
__boot2_start__ = .;
KEEP (*(.boot2))
__boot2_end__ = .;
} > flash1
}
/* Generic rules inclusion.*/
INCLUDE rules_stacks.ld
INCLUDE rules_stacks_c1.ld
INCLUDE RP2040_rules_code_with_boot2.ld
SECTIONS
{
.data : ALIGN(4)
{
PROVIDE(_textdata = LOADADDR(.data));
PROVIDE(_data = .);
__textdata_base__ = LOADADDR(.data);
__data_base__ = .;
*(vtable)
*(.time_critical*)
. = ALIGN(4);
*(.data)
*(.data.*)
*(.ramtext)
. = ALIGN(4);
PROVIDE(_edata = .);
__data_end__ = .;
} > DATA_RAM AT > DATA_RAM_LMA
.bss (NOLOAD) : ALIGN(4)
{
__bss_base__ = .;
*(.bss)
*(.bss.*)
*(COMMON)
. = ALIGN(4);
__bss_end__ = .;
PROVIDE(end = .);
} > BSS_RAM
}
INCLUDE rules_memory.ld
SECTIONS
{
.flash_end : {
__flash_binary_end = .;
} > flash1
}
SECTIONS
{
.preinit : ALIGN(4){
. = ALIGN(4);
__preinit_array_base__ = .;
KEEP(*(SORT(.preinit_array.*)))
KEEP(*(.preinit_array))
__preinit_array_end__ = .;
} > XTORS_FLASH AT > XTORS_FLASH_LMA
}
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