mbed official / mbed

The official Mbed 2 C/C++ SDK provides the software platform and libraries to build your applications.

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mbed 2

This is the mbed 2 library. If you'd like to learn about Mbed OS please see the mbed-os docs.

TARGET_KL46Z/TOOLCHAIN_GCC_ARM/MKL46Z4.ld@73:1efda918f0ba, 2013-12-09 (annotated)

Committer:
bogdanm
Date:
Mon Dec 09 18:43:03 2013 +0200
Revision:
73:1efda918f0ba
Child:
171:3a7713b1edbc
Release 73 of the mbed library



Main changes:



- added support for KL46Z and NUCLEO_F103RB

- STM32 USB device support

- various bug fixes

Who changed what in which revision?

UserRevisionLine numberNew contents of line
bogdanm 73:1efda918f0ba 1 /*
bogdanm 73:1efda918f0ba 2 * KL46Z ARM GCC linker script file
bogdanm 73:1efda918f0ba 3 */
bogdanm 73:1efda918f0ba 4
bogdanm 73:1efda918f0ba 5 MEMORY
bogdanm 73:1efda918f0ba 6 {
bogdanm 73:1efda918f0ba 7 VECTORS (rx) : ORIGIN = 0x00000000, LENGTH = 0x00000400
bogdanm 73:1efda918f0ba 8 FLASH_PROTECTION (rx) : ORIGIN = 0x00000400, LENGTH = 0x00000010
bogdanm 73:1efda918f0ba 9 FLASH (rx) : ORIGIN = 0x00000410, LENGTH = 256K - 0x00000410
bogdanm 73:1efda918f0ba 10 RAM (rwx) : ORIGIN = 0x1FFFE0C0, LENGTH = 32K - 0xC0
bogdanm 73:1efda918f0ba 11 }
bogdanm 73:1efda918f0ba 12
bogdanm 73:1efda918f0ba 13 /* Linker script to place sections and symbol values. Should be used together
bogdanm 73:1efda918f0ba 14 * with other linker script that defines memory regions FLASH and RAM.
bogdanm 73:1efda918f0ba 15 * It references following symbols, which must be defined in code:
bogdanm 73:1efda918f0ba 16 * _reset_init : Entry of reset handler
bogdanm 73:1efda918f0ba 17 *
bogdanm 73:1efda918f0ba 18 * It defines following symbols, which code can use without definition:
bogdanm 73:1efda918f0ba 19 * __exidx_start
bogdanm 73:1efda918f0ba 20 * __exidx_end
bogdanm 73:1efda918f0ba 21 * __etext
bogdanm 73:1efda918f0ba 22 * __data_start__
bogdanm 73:1efda918f0ba 23 * __preinit_array_start
bogdanm 73:1efda918f0ba 24 * __preinit_array_end
bogdanm 73:1efda918f0ba 25 * __init_array_start
bogdanm 73:1efda918f0ba 26 * __init_array_end
bogdanm 73:1efda918f0ba 27 * __fini_array_start
bogdanm 73:1efda918f0ba 28 * __fini_array_end
bogdanm 73:1efda918f0ba 29 * __data_end__
bogdanm 73:1efda918f0ba 30 * __bss_start__
bogdanm 73:1efda918f0ba 31 * __bss_end__
bogdanm 73:1efda918f0ba 32 * __end__
bogdanm 73:1efda918f0ba 33 * end
bogdanm 73:1efda918f0ba 34 * __HeapLimit
bogdanm 73:1efda918f0ba 35 * __StackLimit
bogdanm 73:1efda918f0ba 36 * __StackTop
bogdanm 73:1efda918f0ba 37 * __stack
bogdanm 73:1efda918f0ba 38 */
bogdanm 73:1efda918f0ba 39 ENTRY(Reset_Handler)
bogdanm 73:1efda918f0ba 40
bogdanm 73:1efda918f0ba 41 SECTIONS
bogdanm 73:1efda918f0ba 42 {
bogdanm 73:1efda918f0ba 43 .isr_vector :
bogdanm 73:1efda918f0ba 44 {
bogdanm 73:1efda918f0ba 45 __vector_table = .;
bogdanm 73:1efda918f0ba 46 KEEP(*(.vector_table))
bogdanm 73:1efda918f0ba 47 *(.text.Reset_Handler)
bogdanm 73:1efda918f0ba 48 *(.text.System_Init)
bogdanm 73:1efda918f0ba 49 . = ALIGN(4);
bogdanm 73:1efda918f0ba 50 } > VECTORS
bogdanm 73:1efda918f0ba 51
bogdanm 73:1efda918f0ba 52 .flash_protect :
bogdanm 73:1efda918f0ba 53 {
bogdanm 73:1efda918f0ba 54 KEEP(*(.kinetis_flash_config_field))
bogdanm 73:1efda918f0ba 55 . = ALIGN(4);
bogdanm 73:1efda918f0ba 56 } > FLASH_PROTECTION
bogdanm 73:1efda918f0ba 57
bogdanm 73:1efda918f0ba 58 .text :
bogdanm 73:1efda918f0ba 59 {
bogdanm 73:1efda918f0ba 60 *(.text*)
bogdanm 73:1efda918f0ba 61
bogdanm 73:1efda918f0ba 62 KEEP(*(.init))
bogdanm 73:1efda918f0ba 63 KEEP(*(.fini))
bogdanm 73:1efda918f0ba 64
bogdanm 73:1efda918f0ba 65 /* .ctors */
bogdanm 73:1efda918f0ba 66 *crtbegin.o(.ctors)
bogdanm 73:1efda918f0ba 67 *crtbegin?.o(.ctors)
bogdanm 73:1efda918f0ba 68 *(EXCLUDE_FILE(*crtend?.o *crtend.o) .ctors)
bogdanm 73:1efda918f0ba 69 *(SORT(.ctors.*))
bogdanm 73:1efda918f0ba 70 *(.ctors)
bogdanm 73:1efda918f0ba 71
bogdanm 73:1efda918f0ba 72 /* .dtors */
bogdanm 73:1efda918f0ba 73 *crtbegin.o(.dtors)
bogdanm 73:1efda918f0ba 74 *crtbegin?.o(.dtors)
bogdanm 73:1efda918f0ba 75 *(EXCLUDE_FILE(*crtend?.o *crtend.o) .dtors)
bogdanm 73:1efda918f0ba 76 *(SORT(.dtors.*))
bogdanm 73:1efda918f0ba 77 *(.dtors)
bogdanm 73:1efda918f0ba 78
bogdanm 73:1efda918f0ba 79 *(.rodata*)
bogdanm 73:1efda918f0ba 80
bogdanm 73:1efda918f0ba 81 KEEP(*(.eh_frame*))
bogdanm 73:1efda918f0ba 82 } > FLASH
bogdanm 73:1efda918f0ba 83
bogdanm 73:1efda918f0ba 84 .ARM.extab :
bogdanm 73:1efda918f0ba 85 {
bogdanm 73:1efda918f0ba 86 *(.ARM.extab* .gnu.linkonce.armextab.*)
bogdanm 73:1efda918f0ba 87 } > FLASH
bogdanm 73:1efda918f0ba 88
bogdanm 73:1efda918f0ba 89 __exidx_start = .;
bogdanm 73:1efda918f0ba 90 .ARM.exidx :
bogdanm 73:1efda918f0ba 91 {
bogdanm 73:1efda918f0ba 92 *(.ARM.exidx* .gnu.linkonce.armexidx.*)
bogdanm 73:1efda918f0ba 93 } > FLASH
bogdanm 73:1efda918f0ba 94 __exidx_end = .;
bogdanm 73:1efda918f0ba 95
bogdanm 73:1efda918f0ba 96 __etext = .;
bogdanm 73:1efda918f0ba 97
bogdanm 73:1efda918f0ba 98 .data : AT (__etext)
bogdanm 73:1efda918f0ba 99 {
bogdanm 73:1efda918f0ba 100 __data_start__ = .;
bogdanm 73:1efda918f0ba 101 *(vtable)
bogdanm 73:1efda918f0ba 102 *(.data*)
bogdanm 73:1efda918f0ba 103
bogdanm 73:1efda918f0ba 104 . = ALIGN(4);
bogdanm 73:1efda918f0ba 105 /* preinit data */
bogdanm 73:1efda918f0ba 106 PROVIDE_HIDDEN (__preinit_array_start = .);
bogdanm 73:1efda918f0ba 107 KEEP(*(.preinit_array))
bogdanm 73:1efda918f0ba 108 PROVIDE_HIDDEN (__preinit_array_end = .);
bogdanm 73:1efda918f0ba 109
bogdanm 73:1efda918f0ba 110 . = ALIGN(4);
bogdanm 73:1efda918f0ba 111 /* init data */
bogdanm 73:1efda918f0ba 112 PROVIDE_HIDDEN (__init_array_start = .);
bogdanm 73:1efda918f0ba 113 KEEP(*(SORT(.init_array.*)))
bogdanm 73:1efda918f0ba 114 KEEP(*(.init_array))
bogdanm 73:1efda918f0ba 115 PROVIDE_HIDDEN (__init_array_end = .);
bogdanm 73:1efda918f0ba 116
bogdanm 73:1efda918f0ba 117
bogdanm 73:1efda918f0ba 118 . = ALIGN(4);
bogdanm 73:1efda918f0ba 119 /* finit data */
bogdanm 73:1efda918f0ba 120 PROVIDE_HIDDEN (__fini_array_start = .);
bogdanm 73:1efda918f0ba 121 KEEP(*(SORT(.fini_array.*)))
bogdanm 73:1efda918f0ba 122 KEEP(*(.fini_array))
bogdanm 73:1efda918f0ba 123 PROVIDE_HIDDEN (__fini_array_end = .);
bogdanm 73:1efda918f0ba 124
bogdanm 73:1efda918f0ba 125 . = ALIGN(4);
bogdanm 73:1efda918f0ba 126 /* All data end */
bogdanm 73:1efda918f0ba 127 __data_end__ = .;
bogdanm 73:1efda918f0ba 128
bogdanm 73:1efda918f0ba 129 } > RAM
bogdanm 73:1efda918f0ba 130
bogdanm 73:1efda918f0ba 131 .bss :
bogdanm 73:1efda918f0ba 132 {
bogdanm 73:1efda918f0ba 133 __bss_start__ = .;
bogdanm 73:1efda918f0ba 134 *(.bss*)
bogdanm 73:1efda918f0ba 135 *(COMMON)
bogdanm 73:1efda918f0ba 136 __bss_end__ = .;
bogdanm 73:1efda918f0ba 137 } > RAM
bogdanm 73:1efda918f0ba 138
bogdanm 73:1efda918f0ba 139 .heap :
bogdanm 73:1efda918f0ba 140 {
bogdanm 73:1efda918f0ba 141 __end__ = .;
bogdanm 73:1efda918f0ba 142 end = __end__;
bogdanm 73:1efda918f0ba 143 *(.heap*)
bogdanm 73:1efda918f0ba 144 __HeapLimit = .;
bogdanm 73:1efda918f0ba 145 } > RAM
bogdanm 73:1efda918f0ba 146
bogdanm 73:1efda918f0ba 147 /* .stack_dummy section doesn't contains any symbols. It is only
bogdanm 73:1efda918f0ba 148 * used for linker to calculate size of stack sections, and assign
bogdanm 73:1efda918f0ba 149 * values to stack symbols later */
bogdanm 73:1efda918f0ba 150 .stack_dummy :
bogdanm 73:1efda918f0ba 151 {
bogdanm 73:1efda918f0ba 152 *(.stack)
bogdanm 73:1efda918f0ba 153 } > RAM
bogdanm 73:1efda918f0ba 154
bogdanm 73:1efda918f0ba 155 /* Set stack top to end of RAM, and stack limit move down by
bogdanm 73:1efda918f0ba 156 * size of stack_dummy section */
bogdanm 73:1efda918f0ba 157 __StackTop = ORIGIN(RAM) + LENGTH(RAM);
bogdanm 73:1efda918f0ba 158 __StackLimit = __StackTop - SIZEOF(.stack_dummy);
bogdanm 73:1efda918f0ba 159 PROVIDE(__stack = __StackTop);
bogdanm 73:1efda918f0ba 160
bogdanm 73:1efda918f0ba 161 /* Check if data + heap + stack exceeds RAM limit */
bogdanm 73:1efda918f0ba 162 ASSERT(__StackLimit >= __HeapLimit, "region RAM overflowed with stack")
bogdanm 73:1efda918f0ba 163 }