david dicarlo / mbed-src-FLL48

mbed library sources: Modified to operate FRDM-KL25Z at 48MHz from internal 32kHz oscillator (nothing else changed).

Fork of mbed-src by mbed official

The only file that changed is: mbed-src-FLL48/targets/cmsis/TARGET_Freescale/TARGET_KL25Z/system_MKL25Z4.h

targets/cmsis/TARGET_NXP/TARGET_LPC11CXX/TOOLCHAIN_GCC_ARM/LPC1114.ld@20:4263a77256ae, 2013-09-10 (annotated)

Committer:
bogdanm
Date:
Tue Sep 10 15:14:19 2013 +0300
Revision:
20:4263a77256ae
Sync with git revision 171dda705c947bf910926a0b73d6a4797802554d

Who changed what in which revision?

UserRevisionLine numberNew contents of line
bogdanm 20:4263a77256ae 1 /* Linker script for mbed LPC1114 */
bogdanm 20:4263a77256ae 2
bogdanm 20:4263a77256ae 3 /* Linker script to configure memory regions. */
bogdanm 20:4263a77256ae 4 MEMORY
bogdanm 20:4263a77256ae 5 {
bogdanm 20:4263a77256ae 6 FLASH (rx) : ORIGIN = 0x00000000, LENGTH = 32K
bogdanm 20:4263a77256ae 7 RAM (rwx) : ORIGIN = 0x10000000, LENGTH = 2K
bogdanm 20:4263a77256ae 8 }
bogdanm 20:4263a77256ae 9
bogdanm 20:4263a77256ae 10 /* Linker script to place sections and symbol values. Should be used together
bogdanm 20:4263a77256ae 11 * with other linker script that defines memory regions FLASH and RAM.
bogdanm 20:4263a77256ae 12 * It references following symbols, which must be defined in code:
bogdanm 20:4263a77256ae 13 * Reset_Handler : Entry of reset handler
bogdanm 20:4263a77256ae 14 *
bogdanm 20:4263a77256ae 15 * It defines following symbols, which code can use without definition:
bogdanm 20:4263a77256ae 16 * __exidx_start
bogdanm 20:4263a77256ae 17 * __exidx_end
bogdanm 20:4263a77256ae 18 * __etext
bogdanm 20:4263a77256ae 19 * __data_start__
bogdanm 20:4263a77256ae 20 * __preinit_array_start
bogdanm 20:4263a77256ae 21 * __preinit_array_end
bogdanm 20:4263a77256ae 22 * __init_array_start
bogdanm 20:4263a77256ae 23 * __init_array_end
bogdanm 20:4263a77256ae 24 * __fini_array_start
bogdanm 20:4263a77256ae 25 * __fini_array_end
bogdanm 20:4263a77256ae 26 * __data_end__
bogdanm 20:4263a77256ae 27 * __bss_start__
bogdanm 20:4263a77256ae 28 * __bss_end__
bogdanm 20:4263a77256ae 29 * __end__
bogdanm 20:4263a77256ae 30 * end
bogdanm 20:4263a77256ae 31 * __HeapLimit
bogdanm 20:4263a77256ae 32 * __StackLimit
bogdanm 20:4263a77256ae 33 * __StackTop
bogdanm 20:4263a77256ae 34 * __stack
bogdanm 20:4263a77256ae 35 */
bogdanm 20:4263a77256ae 36 ENTRY(Reset_Handler)
bogdanm 20:4263a77256ae 37
bogdanm 20:4263a77256ae 38 SECTIONS
bogdanm 20:4263a77256ae 39 {
bogdanm 20:4263a77256ae 40 .text :
bogdanm 20:4263a77256ae 41 {
bogdanm 20:4263a77256ae 42 KEEP(*(.isr_vector))
bogdanm 20:4263a77256ae 43 *(.text*)
bogdanm 20:4263a77256ae 44
bogdanm 20:4263a77256ae 45 KEEP(*(.init))
bogdanm 20:4263a77256ae 46 KEEP(*(.fini))
bogdanm 20:4263a77256ae 47
bogdanm 20:4263a77256ae 48 /* .ctors */
bogdanm 20:4263a77256ae 49 *crtbegin.o(.ctors)
bogdanm 20:4263a77256ae 50 *crtbegin?.o(.ctors)
bogdanm 20:4263a77256ae 51 *(EXCLUDE_FILE(*crtend?.o *crtend.o) .ctors)
bogdanm 20:4263a77256ae 52 *(SORT(.ctors.*))
bogdanm 20:4263a77256ae 53 *(.ctors)
bogdanm 20:4263a77256ae 54
bogdanm 20:4263a77256ae 55 /* .dtors */
bogdanm 20:4263a77256ae 56 *crtbegin.o(.dtors)
bogdanm 20:4263a77256ae 57 *crtbegin?.o(.dtors)
bogdanm 20:4263a77256ae 58 *(EXCLUDE_FILE(*crtend?.o *crtend.o) .dtors)
bogdanm 20:4263a77256ae 59 *(SORT(.dtors.*))
bogdanm 20:4263a77256ae 60 *(.dtors)
bogdanm 20:4263a77256ae 61
bogdanm 20:4263a77256ae 62 *(.rodata*)
bogdanm 20:4263a77256ae 63
bogdanm 20:4263a77256ae 64 KEEP(*(.eh_frame*))
bogdanm 20:4263a77256ae 65 } > FLASH
bogdanm 20:4263a77256ae 66
bogdanm 20:4263a77256ae 67 .ARM.extab :
bogdanm 20:4263a77256ae 68 {
bogdanm 20:4263a77256ae 69 *(.ARM.extab* .gnu.linkonce.armextab.*)
bogdanm 20:4263a77256ae 70 } > FLASH
bogdanm 20:4263a77256ae 71
bogdanm 20:4263a77256ae 72 __exidx_start = .;
bogdanm 20:4263a77256ae 73 .ARM.exidx :
bogdanm 20:4263a77256ae 74 {
bogdanm 20:4263a77256ae 75 *(.ARM.exidx* .gnu.linkonce.armexidx.*)
bogdanm 20:4263a77256ae 76 } > FLASH
bogdanm 20:4263a77256ae 77 __exidx_end = .;
bogdanm 20:4263a77256ae 78
bogdanm 20:4263a77256ae 79 __etext = .;
bogdanm 20:4263a77256ae 80
bogdanm 20:4263a77256ae 81 .data : AT (__etext)
bogdanm 20:4263a77256ae 82 {
bogdanm 20:4263a77256ae 83 __data_start__ = .;
bogdanm 20:4263a77256ae 84 *(vtable)
bogdanm 20:4263a77256ae 85 *(.data*)
bogdanm 20:4263a77256ae 86
bogdanm 20:4263a77256ae 87 . = ALIGN(4);
bogdanm 20:4263a77256ae 88 /* preinit data */
bogdanm 20:4263a77256ae 89 PROVIDE (__preinit_array_start = .);
bogdanm 20:4263a77256ae 90 KEEP(*(.preinit_array))
bogdanm 20:4263a77256ae 91 PROVIDE (__preinit_array_end = .);
bogdanm 20:4263a77256ae 92
bogdanm 20:4263a77256ae 93 . = ALIGN(4);
bogdanm 20:4263a77256ae 94 /* init data */
bogdanm 20:4263a77256ae 95 PROVIDE (__init_array_start = .);
bogdanm 20:4263a77256ae 96 KEEP(*(SORT(.init_array.*)))
bogdanm 20:4263a77256ae 97 KEEP(*(.init_array))
bogdanm 20:4263a77256ae 98 PROVIDE (__init_array_end = .);
bogdanm 20:4263a77256ae 99
bogdanm 20:4263a77256ae 100
bogdanm 20:4263a77256ae 101 . = ALIGN(4);
bogdanm 20:4263a77256ae 102 /* finit data */
bogdanm 20:4263a77256ae 103 PROVIDE (__fini_array_start = .);
bogdanm 20:4263a77256ae 104 KEEP(*(SORT(.fini_array.*)))
bogdanm 20:4263a77256ae 105 KEEP(*(.fini_array))
bogdanm 20:4263a77256ae 106 PROVIDE (__fini_array_end = .);
bogdanm 20:4263a77256ae 107
bogdanm 20:4263a77256ae 108 . = ALIGN(4);
bogdanm 20:4263a77256ae 109 /* All data end */
bogdanm 20:4263a77256ae 110 __data_end__ = .;
bogdanm 20:4263a77256ae 111
bogdanm 20:4263a77256ae 112 } > RAM
bogdanm 20:4263a77256ae 113
bogdanm 20:4263a77256ae 114 .bss :
bogdanm 20:4263a77256ae 115 {
bogdanm 20:4263a77256ae 116 __bss_start__ = .;
bogdanm 20:4263a77256ae 117 *(.bss*)
bogdanm 20:4263a77256ae 118 *(COMMON)
bogdanm 20:4263a77256ae 119 __bss_end__ = .;
bogdanm 20:4263a77256ae 120 } > RAM
bogdanm 20:4263a77256ae 121
bogdanm 20:4263a77256ae 122 .heap :
bogdanm 20:4263a77256ae 123 {
bogdanm 20:4263a77256ae 124 __end__ = .;
bogdanm 20:4263a77256ae 125 end = __end__;
bogdanm 20:4263a77256ae 126 *(.heap*)
bogdanm 20:4263a77256ae 127 __HeapLimit = .;
bogdanm 20:4263a77256ae 128 } > RAM
bogdanm 20:4263a77256ae 129
bogdanm 20:4263a77256ae 130 /* .stack_dummy section doesn't contains any symbols. It is only
bogdanm 20:4263a77256ae 131 * used for linker to calculate size of stack sections, and assign
bogdanm 20:4263a77256ae 132 * values to stack symbols later */
bogdanm 20:4263a77256ae 133 .stack_dummy :
bogdanm 20:4263a77256ae 134 {
bogdanm 20:4263a77256ae 135 *(.stack)
bogdanm 20:4263a77256ae 136 } > RAM
bogdanm 20:4263a77256ae 137
bogdanm 20:4263a77256ae 138 /* Set stack top to end of RAM, and stack limit move down by
bogdanm 20:4263a77256ae 139 * size of stack_dummy section */
bogdanm 20:4263a77256ae 140 __StackTop = ORIGIN(RAM) + LENGTH(RAM);
bogdanm 20:4263a77256ae 141 __StackLimit = __StackTop - SIZEOF(.stack_dummy);
bogdanm 20:4263a77256ae 142 PROVIDE(__stack = __StackTop);
bogdanm 20:4263a77256ae 143
bogdanm 20:4263a77256ae 144 /* Check if data + heap + stack exceeds RAM limit */
bogdanm 20:4263a77256ae 145 ASSERT(__StackLimit >= __HeapLimit, "region RAM overflowed with stack")
bogdanm 20:4263a77256ae 146 }