mirror of
https://github.com/c3d/DB48X-on-DM42.git
synced 2024-09-29 17:37:43 +02:00
186 lines
4.7 KiB
Text
186 lines
4.7 KiB
Text
/*
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*****************************************************************************
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**
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** File : stm32_flash.ld
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**
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** Abstract : Linker script for STM32L476ZG Device with
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** 1024KByte FLASH, 96KByte RAM
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**
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** Set heap size, stack size and stack location according
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** to application requirements.
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**
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** Set memory bank area and size if external memory is used.
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**
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** Target : STMicroelectronics STM32
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**
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**
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** Distribution: The file is distributed as is, without any warranty
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** of any kind.
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**
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** Swissmicros - ld script for STM32 + QSPI
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**
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*****************************************************************************
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*/
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/* Specify the memory areas */
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MEMORY
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{
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/* FLASH (rx) : ORIGIN = 0x8000000, LENGTH = 1024K */
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/* RAM (xrw) : ORIGIN = 0x20000000, LENGTH = 96K */
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/* RAM0 (xrw) : ORIGIN = 0x10000000, LENGTH = 32K-256 */
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FLASH (rx) : ORIGIN = 0x8050000, LENGTH = 704K
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RAM (xrw) : ORIGIN = 0x10000000, LENGTH = 8K
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QSPI (rx) : ORIGIN = 0x90000000, LENGTH = 2048K
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}
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/* Entry Point */
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ENTRY(Program_Entry)
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/* Define output sections */
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SECTIONS
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{
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.qspi :
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{
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. = ALIGN(8);
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_qspi_start = .; /* create a global symbol at qspi start */
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*(.qspi) /* .qspi sections */
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*(.qspi*) /* .qspi* sections */
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/* ==== Symbols to QSPI - in direct order === */
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*(.rodata.__bid_mod10_18_tbl)
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*(.rodata.__bid_convert_table)
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*(.rodata.bid_log_table_1)
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*(.rodata.bid_log_table_2)
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*(.rodata.bid_decimal128_moduli)
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*(.rodata.bid_exponents_bid64)
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*(.rodata.bid_exponents_binary128)
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*(.rodata.bid_breakpoints_binary128)
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*(.rodata.bid_breakpoints_bid64)
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*(.rodata.bid_multipliers1_binary128)
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*(.rodata.bid_multipliers2_bid64)
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*(.rodata.bid_multipliers1_bid64)
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*(.rodata.bid_multipliers2_binary128)
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/* ======================== */
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. = ALIGN(8);
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_qspi_end = .; /* define a global symbols at end of qspi */
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} >QSPI /* AT> FLASH */
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/* Constant data goes into FLASH */
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.rodata :
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{
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KEEP(*(.rodata.prog_info)) /* Program info */
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. = ALIGN(64);
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*(.rodata) /* .rodata sections (constants, strings, etc.) */
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*(.rodata*) /* .rodata* sections (constants, strings, etc.) */
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. = ALIGN(8);
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} >FLASH
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_qspi_init_base = LOADADDR(.qspi);
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_qspi_init_length = SIZEOF(.qspi);
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/* The program code and other data goes into FLASH */
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.text :
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{
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. = ALIGN(8);
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*(.text) /* .text sections (code) */
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*(.text*) /* .text* sections (code) */
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*(.glue_7) /* glue arm to thumb code */
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*(.glue_7t) /* glue thumb to arm code */
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*(.eh_frame)
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KEEP (*(.init))
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KEEP (*(.fini))
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. = ALIGN(8);
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_etext = .; /* define a global symbols at end of code */
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} >FLASH
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.ARM.extab :
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{
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. = ALIGN(8);
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*(.ARM.extab* .gnu.linkonce.armextab.*)
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. = ALIGN(8);
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} >FLASH
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.ARM : {
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. = ALIGN(8);
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__exidx_start = .;
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*(.ARM.exidx*)
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__exidx_end = .;
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. = ALIGN(8);
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} >FLASH
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.preinit_array :
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{
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. = ALIGN(8);
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PROVIDE_HIDDEN (__preinit_array_start = .);
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KEEP (*(.preinit_array*))
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PROVIDE_HIDDEN (__preinit_array_end = .);
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. = ALIGN(8);
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} >FLASH
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.init_array :
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{
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. = ALIGN(8);
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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(8);
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} >FLASH
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.fini_array :
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{
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. = ALIGN(8);
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PROVIDE_HIDDEN (__fini_array_start = .);
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KEEP (*(SORT(.fini_array.*)))
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KEEP (*(.fini_array*))
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PROVIDE_HIDDEN (__fini_array_end = .);
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. = ALIGN(8);
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} >FLASH
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/* used by the startup to initialize data */
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_sidata = LOADADDR(.data);
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/* Initialized data sections goes into RAM, load LMA copy after code */
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.data :
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{
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. = ALIGN(8);
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_sdata = .; /* create a global symbol at data start */
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*(.data.sdb) /* SDB at the beginning of the RAM0 */
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*(.data) /* .data sections */
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*(.data*) /* .data* sections */
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. = ALIGN(8);
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_edata = .; /* define a global symbol at data end */
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} >RAM AT> FLASH
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/* Uninitialized data section */
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. = ALIGN(4);
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.bss :
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{
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/* This is used by the startup in order to initialize the .bss secion */
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_sbss = .; /* define a global symbol at bss start */
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__bss_start__ = _sbss;
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*(.bss)
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*(.bss*)
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*(COMMON)
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. = ALIGN(4);
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_ebss = .; /* define a global symbol at bss end */
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__bss_end__ = _ebss;
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} >RAM AT> RAM
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/* Remove information from the standard libraries */
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/DISCARD/ :
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{
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libc.a ( * )
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libm.a ( * )
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libgcc.a ( * )
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}
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.ARM.attributes 0 : { *(.ARM.attributes) }
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}
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