shao ziyang / mbed-src-kl05

mbed library sources

Dependents:   frdm_kl05z_gpio_test

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targets/cmsis/TARGET_Freescale/TARGET_KLXX/TARGET_KL25Z/TOOLCHAIN_GCC_ARM/MKL25Z4.ld@323:9e901b0a5aa1, 2014-09-13 (annotated)

Committer:
shaoziyang
Date:
Sat Sep 13 14:25:46 2014 +0000
Revision:
323:9e901b0a5aa1
Parent:
82:0b31dbcd4769 
test with CLOCK_SETUP = 0

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mbed_official 82:0b31dbcd4769 1 /*
mbed_official 82:0b31dbcd4769 2 * KL25Z ARM GCC linker script file
mbed_official 82:0b31dbcd4769 3 */
mbed_official 82:0b31dbcd4769 4
mbed_official 82:0b31dbcd4769 5 MEMORY
mbed_official 82:0b31dbcd4769 6 {
mbed_official 82:0b31dbcd4769 7 VECTORS (rx) : ORIGIN = 0x00000000, LENGTH = 0x00000400
mbed_official 82:0b31dbcd4769 8 FLASH_PROTECTION (rx) : ORIGIN = 0x00000400, LENGTH = 0x00000010
mbed_official 82:0b31dbcd4769 9 FLASH (rx) : ORIGIN = 0x00000410, LENGTH = 128K - 0x00000410
mbed_official 82:0b31dbcd4769 10 RAM (rwx) : ORIGIN = 0x1FFFF0C0, LENGTH = 16K - 0xC0
mbed_official 82:0b31dbcd4769 11 }
mbed_official 82:0b31dbcd4769 12
mbed_official 82:0b31dbcd4769 13 /* Linker script to place sections and symbol values. Should be used together
mbed_official 82:0b31dbcd4769 14 * with other linker script that defines memory regions FLASH and RAM.
mbed_official 82:0b31dbcd4769 15 * It references following symbols, which must be defined in code:
mbed_official 82:0b31dbcd4769 16 * _reset_init : Entry of reset handler
mbed_official 82:0b31dbcd4769 17 *
mbed_official 82:0b31dbcd4769 18 * It defines following symbols, which code can use without definition:
mbed_official 82:0b31dbcd4769 19 * __exidx_start
mbed_official 82:0b31dbcd4769 20 * __exidx_end
mbed_official 82:0b31dbcd4769 21 * __etext
mbed_official 82:0b31dbcd4769 22 * __data_start__
mbed_official 82:0b31dbcd4769 23 * __preinit_array_start
mbed_official 82:0b31dbcd4769 24 * __preinit_array_end
mbed_official 82:0b31dbcd4769 25 * __init_array_start
mbed_official 82:0b31dbcd4769 26 * __init_array_end
mbed_official 82:0b31dbcd4769 27 * __fini_array_start
mbed_official 82:0b31dbcd4769 28 * __fini_array_end
mbed_official 82:0b31dbcd4769 29 * __data_end__
mbed_official 82:0b31dbcd4769 30 * __bss_start__
mbed_official 82:0b31dbcd4769 31 * __bss_end__
mbed_official 82:0b31dbcd4769 32 * __end__
mbed_official 82:0b31dbcd4769 33 * end
mbed_official 82:0b31dbcd4769 34 * __HeapLimit
mbed_official 82:0b31dbcd4769 35 * __StackLimit
mbed_official 82:0b31dbcd4769 36 * __StackTop
mbed_official 82:0b31dbcd4769 37 * __stack
mbed_official 82:0b31dbcd4769 38 */
mbed_official 82:0b31dbcd4769 39 ENTRY(Reset_Handler)
mbed_official 82:0b31dbcd4769 40
mbed_official 82:0b31dbcd4769 41 SECTIONS
mbed_official 82:0b31dbcd4769 42 {
mbed_official 82:0b31dbcd4769 43 .isr_vector :
mbed_official 82:0b31dbcd4769 44 {
mbed_official 82:0b31dbcd4769 45 __vector_table = .;
mbed_official 82:0b31dbcd4769 46 KEEP(*(.vector_table))
mbed_official 82:0b31dbcd4769 47 *(.text.Reset_Handler)
mbed_official 82:0b31dbcd4769 48 *(.text.System_Init)
mbed_official 82:0b31dbcd4769 49 . = ALIGN(4);
mbed_official 82:0b31dbcd4769 50 } > VECTORS
mbed_official 82:0b31dbcd4769 51
mbed_official 82:0b31dbcd4769 52 .flash_protect :
mbed_official 82:0b31dbcd4769 53 {
mbed_official 82:0b31dbcd4769 54 KEEP(*(.kinetis_flash_config_field))
mbed_official 82:0b31dbcd4769 55 . = ALIGN(4);
mbed_official 82:0b31dbcd4769 56 } > FLASH_PROTECTION
mbed_official 82:0b31dbcd4769 57
mbed_official 82:0b31dbcd4769 58 .text :
mbed_official 82:0b31dbcd4769 59 {
mbed_official 82:0b31dbcd4769 60 *(.text*)
mbed_official 82:0b31dbcd4769 61
mbed_official 82:0b31dbcd4769 62 KEEP(*(.init))
mbed_official 82:0b31dbcd4769 63 KEEP(*(.fini))
mbed_official 82:0b31dbcd4769 64
mbed_official 82:0b31dbcd4769 65 /* .ctors */
mbed_official 82:0b31dbcd4769 66 *crtbegin.o(.ctors)
mbed_official 82:0b31dbcd4769 67 *crtbegin?.o(.ctors)
mbed_official 82:0b31dbcd4769 68 *(EXCLUDE_FILE(*crtend?.o *crtend.o) .ctors)
mbed_official 82:0b31dbcd4769 69 *(SORT(.ctors.*))
mbed_official 82:0b31dbcd4769 70 *(.ctors)
mbed_official 82:0b31dbcd4769 71
mbed_official 82:0b31dbcd4769 72 /* .dtors */
mbed_official 82:0b31dbcd4769 73 *crtbegin.o(.dtors)
mbed_official 82:0b31dbcd4769 74 *crtbegin?.o(.dtors)
mbed_official 82:0b31dbcd4769 75 *(EXCLUDE_FILE(*crtend?.o *crtend.o) .dtors)
mbed_official 82:0b31dbcd4769 76 *(SORT(.dtors.*))
mbed_official 82:0b31dbcd4769 77 *(.dtors)
mbed_official 82:0b31dbcd4769 78
mbed_official 82:0b31dbcd4769 79 *(.rodata*)
mbed_official 82:0b31dbcd4769 80
mbed_official 82:0b31dbcd4769 81 KEEP(*(.eh_frame*))
mbed_official 82:0b31dbcd4769 82 } > FLASH
mbed_official 82:0b31dbcd4769 83
mbed_official 82:0b31dbcd4769 84 .ARM.extab :
mbed_official 82:0b31dbcd4769 85 {
mbed_official 82:0b31dbcd4769 86 *(.ARM.extab* .gnu.linkonce.armextab.*)
mbed_official 82:0b31dbcd4769 87 } > FLASH
mbed_official 82:0b31dbcd4769 88
mbed_official 82:0b31dbcd4769 89 __exidx_start = .;
mbed_official 82:0b31dbcd4769 90 .ARM.exidx :
mbed_official 82:0b31dbcd4769 91 {
mbed_official 82:0b31dbcd4769 92 *(.ARM.exidx* .gnu.linkonce.armexidx.*)
mbed_official 82:0b31dbcd4769 93 } > FLASH
mbed_official 82:0b31dbcd4769 94 __exidx_end = .;
mbed_official 82:0b31dbcd4769 95
mbed_official 82:0b31dbcd4769 96 __etext = .;
mbed_official 82:0b31dbcd4769 97
mbed_official 82:0b31dbcd4769 98 .data : AT (__etext)
mbed_official 82:0b31dbcd4769 99 {
mbed_official 82:0b31dbcd4769 100 __data_start__ = .;
mbed_official 82:0b31dbcd4769 101 *(vtable)
mbed_official 82:0b31dbcd4769 102 *(.data*)
mbed_official 82:0b31dbcd4769 103
mbed_official 82:0b31dbcd4769 104 . = ALIGN(4);
mbed_official 82:0b31dbcd4769 105 /* preinit data */
mbed_official 82:0b31dbcd4769 106 PROVIDE_HIDDEN (__preinit_array_start = .);
mbed_official 82:0b31dbcd4769 107 KEEP(*(.preinit_array))
mbed_official 82:0b31dbcd4769 108 PROVIDE_HIDDEN (__preinit_array_end = .);
mbed_official 82:0b31dbcd4769 109
mbed_official 82:0b31dbcd4769 110 . = ALIGN(4);
mbed_official 82:0b31dbcd4769 111 /* init data */
mbed_official 82:0b31dbcd4769 112 PROVIDE_HIDDEN (__init_array_start = .);
mbed_official 82:0b31dbcd4769 113 KEEP(*(SORT(.init_array.*)))
mbed_official 82:0b31dbcd4769 114 KEEP(*(.init_array))
mbed_official 82:0b31dbcd4769 115 PROVIDE_HIDDEN (__init_array_end = .);
mbed_official 82:0b31dbcd4769 116
mbed_official 82:0b31dbcd4769 117
mbed_official 82:0b31dbcd4769 118 . = ALIGN(4);
mbed_official 82:0b31dbcd4769 119 /* finit data */
mbed_official 82:0b31dbcd4769 120 PROVIDE_HIDDEN (__fini_array_start = .);
mbed_official 82:0b31dbcd4769 121 KEEP(*(SORT(.fini_array.*)))
mbed_official 82:0b31dbcd4769 122 KEEP(*(.fini_array))
mbed_official 82:0b31dbcd4769 123 PROVIDE_HIDDEN (__fini_array_end = .);
mbed_official 82:0b31dbcd4769 124
mbed_official 82:0b31dbcd4769 125 . = ALIGN(4);
mbed_official 82:0b31dbcd4769 126 /* All data end */
mbed_official 82:0b31dbcd4769 127 __data_end__ = .;
mbed_official 82:0b31dbcd4769 128
mbed_official 82:0b31dbcd4769 129 } > RAM
mbed_official 82:0b31dbcd4769 130
mbed_official 82:0b31dbcd4769 131 .bss :
mbed_official 82:0b31dbcd4769 132 {
mbed_official 82:0b31dbcd4769 133 __bss_start__ = .;
mbed_official 82:0b31dbcd4769 134 *(.bss*)
mbed_official 82:0b31dbcd4769 135 *(COMMON)
mbed_official 82:0b31dbcd4769 136 __bss_end__ = .;
mbed_official 82:0b31dbcd4769 137 } > RAM
mbed_official 82:0b31dbcd4769 138
mbed_official 82:0b31dbcd4769 139 .heap :
mbed_official 82:0b31dbcd4769 140 {
mbed_official 82:0b31dbcd4769 141 __end__ = .;
mbed_official 82:0b31dbcd4769 142 end = __end__;
mbed_official 82:0b31dbcd4769 143 *(.heap*)
mbed_official 82:0b31dbcd4769 144 __HeapLimit = .;
mbed_official 82:0b31dbcd4769 145 } > RAM
mbed_official 82:0b31dbcd4769 146
mbed_official 82:0b31dbcd4769 147 /* .stack_dummy section doesn't contains any symbols. It is only
mbed_official 82:0b31dbcd4769 148 * used for linker to calculate size of stack sections, and assign
mbed_official 82:0b31dbcd4769 149 * values to stack symbols later */
mbed_official 82:0b31dbcd4769 150 .stack_dummy :
mbed_official 82:0b31dbcd4769 151 {
mbed_official 82:0b31dbcd4769 152 *(.stack)
mbed_official 82:0b31dbcd4769 153 } > RAM
mbed_official 82:0b31dbcd4769 154
mbed_official 82:0b31dbcd4769 155 /* Set stack top to end of RAM, and stack limit move down by
mbed_official 82:0b31dbcd4769 156 * size of stack_dummy section */
mbed_official 82:0b31dbcd4769 157 __StackTop = ORIGIN(RAM) + LENGTH(RAM);
mbed_official 82:0b31dbcd4769 158 __StackLimit = __StackTop - SIZEOF(.stack_dummy);
mbed_official 82:0b31dbcd4769 159 PROVIDE(__stack = __StackTop);
mbed_official 82:0b31dbcd4769 160
mbed_official 82:0b31dbcd4769 161 /* Check if data + heap + stack exceeds RAM limit */
mbed_official 82:0b31dbcd4769 162 ASSERT(__StackLimit >= __HeapLimit, "region RAM overflowed with stack")
mbed_official 82:0b31dbcd4769 163 }