contrib/loaders/flash/msp432/msp432e4x/msp432e4x.lds

   1 /* SPDX-License-Identifier: BSD-3-Clause */
   2
   3 /******************************************************************************
   4 *
   5 * Copyright (C) 2017-2018 Texas Instruments Incorporated - http://www.ti.com/
   6 *
   7 ******************************************************************************/
   8
   9 MEMORY {
  10         MAIN_FLASH (RX) : ORIGIN = 0x00000000, LENGTH = 0x00100000
  11         SRAM_CODE_0(RWX): ORIGIN = 0x20000000, LENGTH = 0x00000110
  12         SRAM_CODE_1(RWX): ORIGIN = 0x20000110, LENGTH = 0x00000030
  13         SRAM_CODE_2(RWX): ORIGIN = 0x20000150, LENGTH = 0x00000040
  14         SRAM_CODE_3(RWX): ORIGIN = 0x20000190, LENGTH = 0x00000F70
  15         SRAM_CODE_4(RWX): ORIGIN = 0x20001170, LENGTH = 0x00000200
  16         SRAM_DATA  (RW) : ORIGIN = 0x20002000, LENGTH = 0x00001000
  17 }
  18
  19 REGION_ALIAS("REGION_INTVECT", SRAM_CODE_0);
  20 REGION_ALIAS("REGION_RESET", SRAM_CODE_1);
  21 REGION_ALIAS("REGION_DESCRIPTOR", SRAM_CODE_2);
  22 REGION_ALIAS("REGION_TEXT", SRAM_CODE_3);
  23 REGION_ALIAS("REGION_BSS", SRAM_CODE_3);
  24 REGION_ALIAS("REGION_DATA", SRAM_DATA);
  25 REGION_ALIAS("REGION_STACK", SRAM_CODE_4);
  26 REGION_ALIAS("REGION_HEAP", SRAM_DATA);
  27 REGION_ALIAS("REGION_ARM_EXIDX", SRAM_CODE_3);
  28 REGION_ALIAS("REGION_ARM_EXTAB", SRAM_CODE_3);
  29
  30 SECTIONS {
  31         /* section for the interrupt vector area */
  32         .intvecs : {
  33                 KEEP (*(.intvecs))
  34         } > REGION_INTVECT
  35
  36         PROVIDE (_vtable_base_address =
  37                 DEFINED(_vtable_base_address) ? _vtable_base_address : 0x20000000);
  38
  39         .vtable (_vtable_base_address) : AT (_vtable_base_address) {
  40                 KEEP (*(.vtable))
  41         } > REGION_DATA
  42
  43         .descriptor :{
  44                 FILL(0x00000000);
  45                 . = ORIGIN(REGION_DESCRIPTOR) + LENGTH(REGION_DESCRIPTOR) - 1;
  46                 BYTE(0x00);
  47                 __ROM_AT = .;
  48         } > REGION_DESCRIPTOR
  49
  50         .reset : {
  51                 KEEP(*(.reset))
  52         } > REGION_RESET AT> REGION_RESET
  53
  54         .text : {
  55                 CREATE_OBJECT_SYMBOLS
  56                 KEEP (*(.text))
  57                 *(.text.*)
  58                 . = ALIGN(0x4);
  59                 KEEP (*(.ctors))
  60                 . = ALIGN(0x4);
  61                 KEEP (*(.dtors))
  62                 . = ALIGN(0x4);
  63                 __init_array_start = .;
  64                 KEEP (*(.init_array*))
  65                 __init_array_end = .;
  66                 KEEP (*(.init))
  67                 KEEP (*(.fini*))
  68         } > REGION_TEXT AT> REGION_TEXT
  69
  70         .rodata : {
  71                 *(.rodata)
  72                 *(.rodata.*)
  73         } > REGION_TEXT AT> REGION_TEXT
  74
  75         .ARM.exidx : {
  76                 __exidx_start = .;
  77                 *(.ARM.exidx* .gnu.linkonce.armexidx.*)
  78                 __exidx_end = .;
  79         } > REGION_ARM_EXIDX AT> REGION_ARM_EXIDX
  80
  81         .ARM.extab : {
  82                 KEEP (*(.ARM.extab* .gnu.linkonce.armextab.*))
  83         } > REGION_ARM_EXTAB AT> REGION_ARM_EXTAB
  84
  85         __etext = .;
  86
  87         .data : {
  88                 __data_load__ = LOADADDR (.data);
  89                 __data_start__ = .;
  90                 KEEP (*(.data))
  91                 KEEP (*(.data*))
  92                 . = ALIGN (4);
  93                 __data_end__ = .;
  94         } > REGION_DATA AT> REGION_TEXT
  95
  96         .bss : {
  97                 __bss_start__ = .;
  98                 *(.shbss)
  99                 KEEP (*(.bss))
 100                 *(.bss.*)
 101                 *(COMMON)
 102                 . = ALIGN (4);
 103                 __bss_end__ = .;
 104         } > REGION_BSS AT> REGION_BSS
 105
 106         .heap : {
 107                 __heap_start__ = .;
 108                 end = __heap_start__;
 109                 _end = end;
 110                 __end = end;
 111                 KEEP (*(.heap))
 112                 __heap_end__ = .;
 113                 __HeapLimit = __heap_end__;
 114         } > REGION_HEAP AT> REGION_HEAP
 115
 116         .stack (NOLOAD) : ALIGN(0x8) {
 117                 _stack = .;
 118                 KEEP(*(.stack))
 119         } > REGION_STACK AT> REGION_STACK
 120
 121         __stack_top = ORIGIN(REGION_STACK) + LENGTH(REGION_STACK);
 122         PROVIDE(__stack = __stack_top);
 123 }