shao ziyang / mbed-src-kl05

mbed library sources

Dependents:   frdm_kl05z_gpio_test

Fork of mbed-src by mbed official

targets/cmsis/TARGET_Freescale/TARGET_KLXX/TARGET_KL25Z/TOOLCHAIN_GCC_CW_EWL/MKL25Z4.ld@82:0b31dbcd4769, 2014-01-31 (annotated)

Committer:
mbed_official
Date:
Fri Jan 31 10:00:06 2014 +0000
Revision:
82:0b31dbcd4769
Synchronized with git revision 74409cbd593d1daab530a57baaa563f30b04b018



Full URL: https://github.com/mbedmicro/mbed/commit/74409cbd593d1daab530a57baaa563f30b04b018/

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mbed_official 82:0b31dbcd4769 1 /*
mbed_official 82:0b31dbcd4769 2 *****************************************************************************
mbed_official 82:0b31dbcd4769 3 **
mbed_official 82:0b31dbcd4769 4 ** File : KL25Z128M4_flash.ld
mbed_official 82:0b31dbcd4769 5 **
mbed_official 82:0b31dbcd4769 6 ** Default linker command file for Flash targets
mbed_official 82:0b31dbcd4769 7 **
mbed_official 82:0b31dbcd4769 8 *****************************************************************************
mbed_official 82:0b31dbcd4769 9 */
mbed_official 82:0b31dbcd4769 10 /* Entry Point */
mbed_official 82:0b31dbcd4769 11 ENTRY(__thumb_startup)
mbed_official 82:0b31dbcd4769 12
mbed_official 82:0b31dbcd4769 13 /* Highest address of the user mode stack */
mbed_official 82:0b31dbcd4769 14 _estack = 0x20003000; /* end of SRAM */
mbed_official 82:0b31dbcd4769 15 __SP_INIT = _estack;
mbed_official 82:0b31dbcd4769 16
mbed_official 82:0b31dbcd4769 17 /* Generate a link error if heap and stack don't fit into RAM */
mbed_official 82:0b31dbcd4769 18 __heap_size = 0x400; /* required amount of heap */
mbed_official 82:0b31dbcd4769 19 __stack_size = 0x400; /* required amount of stack */
mbed_official 82:0b31dbcd4769 20
mbed_official 82:0b31dbcd4769 21 /* Specify the memory areas */
mbed_official 82:0b31dbcd4769 22 MEMORY
mbed_official 82:0b31dbcd4769 23 {
mbed_official 82:0b31dbcd4769 24 m_interrupts (rx) : ORIGIN = 0x00000000, LENGTH = 0xC0
mbed_official 82:0b31dbcd4769 25 m_cfmprotrom (rx) : ORIGIN = 0x00000400, LENGTH = 0x10
mbed_official 82:0b31dbcd4769 26 m_text (rx) : ORIGIN = 0x00000800, LENGTH = 128K - 0x800
mbed_official 82:0b31dbcd4769 27 m_data (rwx) : ORIGIN = 0x1FFFF000, LENGTH = 16K /* SRAM */
mbed_official 82:0b31dbcd4769 28 }
mbed_official 82:0b31dbcd4769 29
mbed_official 82:0b31dbcd4769 30
mbed_official 82:0b31dbcd4769 31 /* Define output sections */
mbed_official 82:0b31dbcd4769 32 SECTIONS
mbed_official 82:0b31dbcd4769 33 {
mbed_official 82:0b31dbcd4769 34 /* The startup code goes first into Flash */
mbed_official 82:0b31dbcd4769 35 .interrupts :
mbed_official 82:0b31dbcd4769 36 {
mbed_official 82:0b31dbcd4769 37 __vector_table = .;
mbed_official 82:0b31dbcd4769 38 . = ALIGN(4);
mbed_official 82:0b31dbcd4769 39 KEEP(*(.vectortable)) /* Startup code */
mbed_official 82:0b31dbcd4769 40 . = ALIGN(4);
mbed_official 82:0b31dbcd4769 41 } > m_interrupts
mbed_official 82:0b31dbcd4769 42
mbed_official 82:0b31dbcd4769 43 .cfmprotect :
mbed_official 82:0b31dbcd4769 44 {
mbed_official 82:0b31dbcd4769 45 . = ALIGN(4);
mbed_official 82:0b31dbcd4769 46 KEEP(*(.cfmconfig)) /* Flash Configuration Field (FCF) */
mbed_official 82:0b31dbcd4769 47 . = ALIGN(4);
mbed_official 82:0b31dbcd4769 48 } > m_cfmprotrom
mbed_official 82:0b31dbcd4769 49
mbed_official 82:0b31dbcd4769 50 /* The program code and other data goes into Flash */
mbed_official 82:0b31dbcd4769 51 .text :
mbed_official 82:0b31dbcd4769 52 {
mbed_official 82:0b31dbcd4769 53 . = ALIGN(4);
mbed_official 82:0b31dbcd4769 54 *(.text) /* .text sections (code) */
mbed_official 82:0b31dbcd4769 55 *(.text*) /* .text* sections (code) */
mbed_official 82:0b31dbcd4769 56 *(.rodata) /* .rodata sections (constants, strings, etc.) */
mbed_official 82:0b31dbcd4769 57 *(.rodata*) /* .rodata* sections (constants, strings, etc.) */
mbed_official 82:0b31dbcd4769 58 *(.glue_7) /* glue arm to thumb code */
mbed_official 82:0b31dbcd4769 59 *(.glue_7t) /* glue thumb to arm code */
mbed_official 82:0b31dbcd4769 60 *(.eh_frame)
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 . = ALIGN(4);
mbed_official 82:0b31dbcd4769 66 _etext = .; /* define a global symbols at end of code */
mbed_official 82:0b31dbcd4769 67 } > m_text
mbed_official 82:0b31dbcd4769 68
mbed_official 82:0b31dbcd4769 69 .ARM.extab : { *(.ARM.extab* .gnu.linkonce.armextab.*) } > m_text
mbed_official 82:0b31dbcd4769 70 .ARM : {
mbed_official 82:0b31dbcd4769 71 __exidx_start = .;
mbed_official 82:0b31dbcd4769 72 *(.ARM.exidx*)
mbed_official 82:0b31dbcd4769 73 __exidx_end = .;
mbed_official 82:0b31dbcd4769 74 } > m_text
mbed_official 82:0b31dbcd4769 75
mbed_official 82:0b31dbcd4769 76 .ctors :
mbed_official 82:0b31dbcd4769 77 {
mbed_official 82:0b31dbcd4769 78 __CTOR_LIST__ = .;
mbed_official 82:0b31dbcd4769 79 /* gcc uses crtbegin.o to find the start of
mbed_official 82:0b31dbcd4769 80 the constructors, so we make sure it is
mbed_official 82:0b31dbcd4769 81 first. Because this is a wildcard, it
mbed_official 82:0b31dbcd4769 82 doesn't matter if the user does not
mbed_official 82:0b31dbcd4769 83 actually link against crtbegin.o; the
mbed_official 82:0b31dbcd4769 84 linker won't look for a file to match a
mbed_official 82:0b31dbcd4769 85 wildcard. The wildcard also means that it
mbed_official 82:0b31dbcd4769 86 doesn't matter which directory crtbegin.o
mbed_official 82:0b31dbcd4769 87 is in. */
mbed_official 82:0b31dbcd4769 88 KEEP (*crtbegin.o(.ctors))
mbed_official 82:0b31dbcd4769 89 /* We don't want to include the .ctor section from
mbed_official 82:0b31dbcd4769 90 from the crtend.o file until after the sorted ctors.
mbed_official 82:0b31dbcd4769 91 The .ctor section from the crtend file contains the
mbed_official 82:0b31dbcd4769 92 end of ctors marker and it must be last */
mbed_official 82:0b31dbcd4769 93 KEEP (*(EXCLUDE_FILE (*crtend.o ) .ctors))
mbed_official 82:0b31dbcd4769 94 KEEP (*(SORT(.ctors.*)))
mbed_official 82:0b31dbcd4769 95 KEEP (*(.ctors))
mbed_official 82:0b31dbcd4769 96 __CTOR_END__ = .;
mbed_official 82:0b31dbcd4769 97 } > m_text
mbed_official 82:0b31dbcd4769 98 .dtors :
mbed_official 82:0b31dbcd4769 99 {
mbed_official 82:0b31dbcd4769 100 __DTOR_LIST__ = .;
mbed_official 82:0b31dbcd4769 101 KEEP (*crtbegin.o(.dtors))
mbed_official 82:0b31dbcd4769 102 KEEP (*(EXCLUDE_FILE (*crtend.o ) .dtors))
mbed_official 82:0b31dbcd4769 103 KEEP (*(SORT(.dtors.*)))
mbed_official 82:0b31dbcd4769 104 KEEP (*(.dtors))
mbed_official 82:0b31dbcd4769 105 __DTOR_END__ = .;
mbed_official 82:0b31dbcd4769 106 } > m_text
mbed_official 82:0b31dbcd4769 107
mbed_official 82:0b31dbcd4769 108 .preinit_array :
mbed_official 82:0b31dbcd4769 109 {
mbed_official 82:0b31dbcd4769 110 PROVIDE_HIDDEN (__preinit_array_start = .);
mbed_official 82:0b31dbcd4769 111 KEEP (*(.preinit_array*))
mbed_official 82:0b31dbcd4769 112 PROVIDE_HIDDEN (__preinit_array_end = .);
mbed_official 82:0b31dbcd4769 113 } > m_text
mbed_official 82:0b31dbcd4769 114 .init_array :
mbed_official 82:0b31dbcd4769 115 {
mbed_official 82:0b31dbcd4769 116 PROVIDE_HIDDEN (__init_array_start = .);
mbed_official 82:0b31dbcd4769 117 KEEP (*(SORT(.init_array.*)))
mbed_official 82:0b31dbcd4769 118 KEEP (*(.init_array*))
mbed_official 82:0b31dbcd4769 119 PROVIDE_HIDDEN (__init_array_end = .);
mbed_official 82:0b31dbcd4769 120 } > m_text
mbed_official 82:0b31dbcd4769 121 .fini_array :
mbed_official 82:0b31dbcd4769 122 {
mbed_official 82:0b31dbcd4769 123 PROVIDE_HIDDEN (__fini_array_start = .);
mbed_official 82:0b31dbcd4769 124 KEEP (*(SORT(.fini_array.*)))
mbed_official 82:0b31dbcd4769 125 KEEP (*(.fini_array*))
mbed_official 82:0b31dbcd4769 126 PROVIDE_HIDDEN (__fini_array_end = .);
mbed_official 82:0b31dbcd4769 127
mbed_official 82:0b31dbcd4769 128 ___ROM_AT = .;
mbed_official 82:0b31dbcd4769 129 } > m_text
mbed_official 82:0b31dbcd4769 130
mbed_official 82:0b31dbcd4769 131 /* reserve MTB memory at the beginning of m_data */
mbed_official 82:0b31dbcd4769 132 .mtb : /* MTB buffer address as defined by the hardware */
mbed_official 82:0b31dbcd4769 133 {
mbed_official 82:0b31dbcd4769 134 . = ALIGN(8);
mbed_official 82:0b31dbcd4769 135 _mtb_start = .;
mbed_official 82:0b31dbcd4769 136 KEEP(*(.mtb_buf)) /* need to KEEP Micro Trace Buffer as not referenced by application */
mbed_official 82:0b31dbcd4769 137 . = ALIGN(8);
mbed_official 82:0b31dbcd4769 138 _mtb_end = .;
mbed_official 82:0b31dbcd4769 139 } > m_data
mbed_official 82:0b31dbcd4769 140
mbed_official 82:0b31dbcd4769 141 /* Initialized data sections goes into RAM, load LMA copy after code */
mbed_official 82:0b31dbcd4769 142 .data : AT(___ROM_AT)
mbed_official 82:0b31dbcd4769 143 {
mbed_official 82:0b31dbcd4769 144 . = ALIGN(4);
mbed_official 82:0b31dbcd4769 145 __sinit__ = .;
mbed_official 82:0b31dbcd4769 146 _sdata = .; /* create a global symbol at data start */
mbed_official 82:0b31dbcd4769 147 *(.data) /* .data sections */
mbed_official 82:0b31dbcd4769 148 *(.data*) /* .data* sections */
mbed_official 82:0b31dbcd4769 149
mbed_official 82:0b31dbcd4769 150 . = ALIGN(4);
mbed_official 82:0b31dbcd4769 151 _edata = .; /* define a global symbol at data end */
mbed_official 82:0b31dbcd4769 152 } > m_data
mbed_official 82:0b31dbcd4769 153
mbed_official 82:0b31dbcd4769 154 ___data_size = _edata - _sdata;
mbed_official 82:0b31dbcd4769 155
mbed_official 82:0b31dbcd4769 156 /* Uninitialized data section */
mbed_official 82:0b31dbcd4769 157 . = ALIGN(4);
mbed_official 82:0b31dbcd4769 158 .bss :
mbed_official 82:0b31dbcd4769 159 {
mbed_official 82:0b31dbcd4769 160 /* This is used by the startup in order to initialize the .bss section */
mbed_official 82:0b31dbcd4769 161 __START_BSS = .;
mbed_official 82:0b31dbcd4769 162 PROVIDE ( __bss_start__ = __START_BSS );
mbed_official 82:0b31dbcd4769 163 *(.bss)
mbed_official 82:0b31dbcd4769 164 *(.bss*)
mbed_official 82:0b31dbcd4769 165 *(COMMON)
mbed_official 82:0b31dbcd4769 166
mbed_official 82:0b31dbcd4769 167 . = ALIGN(4);
mbed_official 82:0b31dbcd4769 168 __END_BSS = .;
mbed_official 82:0b31dbcd4769 169 PROVIDE ( __bss_end__ = __END_BSS );
mbed_official 82:0b31dbcd4769 170 } > m_data
mbed_official 82:0b31dbcd4769 171
mbed_official 82:0b31dbcd4769 172 _romp_at = ___ROM_AT + SIZEOF(.data);
mbed_official 82:0b31dbcd4769 173 .romp : AT(_romp_at)
mbed_official 82:0b31dbcd4769 174 {
mbed_official 82:0b31dbcd4769 175 __S_romp = _romp_at;
mbed_official 82:0b31dbcd4769 176 LONG(___ROM_AT);
mbed_official 82:0b31dbcd4769 177 LONG(_sdata);
mbed_official 82:0b31dbcd4769 178 LONG(___data_size);
mbed_official 82:0b31dbcd4769 179 LONG(0);
mbed_official 82:0b31dbcd4769 180 LONG(0);
mbed_official 82:0b31dbcd4769 181 LONG(0);
mbed_official 82:0b31dbcd4769 182 } > m_data
mbed_official 82:0b31dbcd4769 183
mbed_official 82:0b31dbcd4769 184 /* User_heap_stack section, used to check that there is enough RAM left */
mbed_official 82:0b31dbcd4769 185 ._user_heap_stack :
mbed_official 82:0b31dbcd4769 186 {
mbed_official 82:0b31dbcd4769 187 . = ALIGN(4);
mbed_official 82:0b31dbcd4769 188 PROVIDE ( end = . );
mbed_official 82:0b31dbcd4769 189 PROVIDE ( _end = . );
mbed_official 82:0b31dbcd4769 190 __heap_addr = .;
mbed_official 82:0b31dbcd4769 191 . = . + __heap_size;
mbed_official 82:0b31dbcd4769 192 . = . + __stack_size;
mbed_official 82:0b31dbcd4769 193 . = ALIGN(4);
mbed_official 82:0b31dbcd4769 194 } > m_data
mbed_official 82:0b31dbcd4769 195
mbed_official 82:0b31dbcd4769 196 .ARM.attributes 0 : { *(.ARM.attributes) }
mbed_official 82:0b31dbcd4769 197 }