Ken Todotani / mbed-src

mbed library sources

Fork of mbed-src by mbed official

targets/cmsis/TARGET_NXP/TARGET_LPC11UXX/TOOLCHAIN_GCC_ARM/TARGET_GHI_MBUINO/LPC11U24.ld@263:3095fd66fd32, 2014-07-22 (annotated)

Committer:
mbed_official
Date:
Tue Jul 22 09:15:07 2014 +0100
Revision:
263:3095fd66fd32
Child:
274:6937b19af361
Synchronized with git revision 55f9b014de44429203c13d6bb175f0254bfb88e6



Full URL: https://github.com/mbedmicro/mbed/commit/55f9b014de44429203c13d6bb175f0254bfb88e6/

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mbed_official 263:3095fd66fd32 1 /* Linker script for mbed LPC1768 */
mbed_official 263:3095fd66fd32 2
mbed_official 263:3095fd66fd32 3 /* Linker script to configure memory regions. */
mbed_official 263:3095fd66fd32 4 MEMORY
mbed_official 263:3095fd66fd32 5 {
mbed_official 263:3095fd66fd32 6 FLASH (rx) : ORIGIN = 0x00000000, LENGTH = 32K
mbed_official 263:3095fd66fd32 7 RAM (rwx) : ORIGIN = 0x100000C0, LENGTH = 0x1F40
mbed_official 263:3095fd66fd32 8 USB_RAM (rwx): ORIGIN = 0x20004000, LENGTH = 0x800
mbed_official 263:3095fd66fd32 9 }
mbed_official 263:3095fd66fd32 10
mbed_official 263:3095fd66fd32 11 /* Linker script to place sections and symbol values. Should be used together
mbed_official 263:3095fd66fd32 12 * with other linker script that defines memory regions FLASH and RAM.
mbed_official 263:3095fd66fd32 13 * It references following symbols, which must be defined in code:
mbed_official 263:3095fd66fd32 14 * Reset_Handler : Entry of reset handler
mbed_official 263:3095fd66fd32 15 *
mbed_official 263:3095fd66fd32 16 * It defines following symbols, which code can use without definition:
mbed_official 263:3095fd66fd32 17 * __exidx_start
mbed_official 263:3095fd66fd32 18 * __exidx_end
mbed_official 263:3095fd66fd32 19 * __etext
mbed_official 263:3095fd66fd32 20 * __data_start__
mbed_official 263:3095fd66fd32 21 * __preinit_array_start
mbed_official 263:3095fd66fd32 22 * __preinit_array_end
mbed_official 263:3095fd66fd32 23 * __init_array_start
mbed_official 263:3095fd66fd32 24 * __init_array_end
mbed_official 263:3095fd66fd32 25 * __fini_array_start
mbed_official 263:3095fd66fd32 26 * __fini_array_end
mbed_official 263:3095fd66fd32 27 * __data_end__
mbed_official 263:3095fd66fd32 28 * __bss_start__
mbed_official 263:3095fd66fd32 29 * __bss_end__
mbed_official 263:3095fd66fd32 30 * __end__
mbed_official 263:3095fd66fd32 31 * end
mbed_official 263:3095fd66fd32 32 * __HeapLimit
mbed_official 263:3095fd66fd32 33 * __StackLimit
mbed_official 263:3095fd66fd32 34 * __StackTop
mbed_official 263:3095fd66fd32 35 * __stack
mbed_official 263:3095fd66fd32 36 */
mbed_official 263:3095fd66fd32 37 ENTRY(Reset_Handler)
mbed_official 263:3095fd66fd32 38
mbed_official 263:3095fd66fd32 39 SECTIONS
mbed_official 263:3095fd66fd32 40 {
mbed_official 263:3095fd66fd32 41 .text :
mbed_official 263:3095fd66fd32 42 {
mbed_official 263:3095fd66fd32 43 KEEP(*(.isr_vector))
mbed_official 263:3095fd66fd32 44 *(.text.Reset_Handler)
mbed_official 263:3095fd66fd32 45 *(.text.SystemInit)
mbed_official 263:3095fd66fd32 46
mbed_official 263:3095fd66fd32 47 /* Only vectors and code running at reset are safe to be in first 512
mbed_official 263:3095fd66fd32 48 bytes since RAM can be mapped into this area for RAM based interrupt
mbed_official 263:3095fd66fd32 49 vectors. */
mbed_official 263:3095fd66fd32 50 . = 0x00000200;
mbed_official 263:3095fd66fd32 51 *(.text*)
mbed_official 263:3095fd66fd32 52
mbed_official 263:3095fd66fd32 53 KEEP(*(.init))
mbed_official 263:3095fd66fd32 54 KEEP(*(.fini))
mbed_official 263:3095fd66fd32 55
mbed_official 263:3095fd66fd32 56 /* .ctors */
mbed_official 263:3095fd66fd32 57 *crtbegin.o(.ctors)
mbed_official 263:3095fd66fd32 58 *crtbegin?.o(.ctors)
mbed_official 263:3095fd66fd32 59 *(EXCLUDE_FILE(*crtend?.o *crtend.o) .ctors)
mbed_official 263:3095fd66fd32 60 *(SORT(.ctors.*))
mbed_official 263:3095fd66fd32 61 *(.ctors)
mbed_official 263:3095fd66fd32 62
mbed_official 263:3095fd66fd32 63 /* .dtors */
mbed_official 263:3095fd66fd32 64 *crtbegin.o(.dtors)
mbed_official 263:3095fd66fd32 65 *crtbegin?.o(.dtors)
mbed_official 263:3095fd66fd32 66 *(EXCLUDE_FILE(*crtend?.o *crtend.o) .dtors)
mbed_official 263:3095fd66fd32 67 *(SORT(.dtors.*))
mbed_official 263:3095fd66fd32 68 *(.dtors)
mbed_official 263:3095fd66fd32 69
mbed_official 263:3095fd66fd32 70 *(.rodata*)
mbed_official 263:3095fd66fd32 71
mbed_official 263:3095fd66fd32 72 KEEP(*(.eh_frame*))
mbed_official 263:3095fd66fd32 73 } > FLASH
mbed_official 263:3095fd66fd32 74
mbed_official 263:3095fd66fd32 75 .ARM.extab :
mbed_official 263:3095fd66fd32 76 {
mbed_official 263:3095fd66fd32 77 *(.ARM.extab* .gnu.linkonce.armextab.*)
mbed_official 263:3095fd66fd32 78 } > FLASH
mbed_official 263:3095fd66fd32 79
mbed_official 263:3095fd66fd32 80 __exidx_start = .;
mbed_official 263:3095fd66fd32 81 .ARM.exidx :
mbed_official 263:3095fd66fd32 82 {
mbed_official 263:3095fd66fd32 83 *(.ARM.exidx* .gnu.linkonce.armexidx.*)
mbed_official 263:3095fd66fd32 84 } > FLASH
mbed_official 263:3095fd66fd32 85 __exidx_end = .;
mbed_official 263:3095fd66fd32 86
mbed_official 263:3095fd66fd32 87 __etext = .;
mbed_official 263:3095fd66fd32 88
mbed_official 263:3095fd66fd32 89 .data : AT (__etext)
mbed_official 263:3095fd66fd32 90 {
mbed_official 263:3095fd66fd32 91 __data_start__ = .;
mbed_official 263:3095fd66fd32 92 *(vtable)
mbed_official 263:3095fd66fd32 93 *(.data*)
mbed_official 263:3095fd66fd32 94
mbed_official 263:3095fd66fd32 95 . = ALIGN(4);
mbed_official 263:3095fd66fd32 96 /* preinit data */
mbed_official 263:3095fd66fd32 97 PROVIDE (__preinit_array_start = .);
mbed_official 263:3095fd66fd32 98 KEEP(*(.preinit_array))
mbed_official 263:3095fd66fd32 99 PROVIDE (__preinit_array_end = .);
mbed_official 263:3095fd66fd32 100
mbed_official 263:3095fd66fd32 101 . = ALIGN(4);
mbed_official 263:3095fd66fd32 102 /* init data */
mbed_official 263:3095fd66fd32 103 PROVIDE (__init_array_start = .);
mbed_official 263:3095fd66fd32 104 KEEP(*(SORT(.init_array.*)))
mbed_official 263:3095fd66fd32 105 KEEP(*(.init_array))
mbed_official 263:3095fd66fd32 106 PROVIDE (__init_array_end = .);
mbed_official 263:3095fd66fd32 107
mbed_official 263:3095fd66fd32 108
mbed_official 263:3095fd66fd32 109 . = ALIGN(4);
mbed_official 263:3095fd66fd32 110 /* finit data */
mbed_official 263:3095fd66fd32 111 PROVIDE (__fini_array_start = .);
mbed_official 263:3095fd66fd32 112 KEEP(*(SORT(.fini_array.*)))
mbed_official 263:3095fd66fd32 113 KEEP(*(.fini_array))
mbed_official 263:3095fd66fd32 114 PROVIDE (__fini_array_end = .);
mbed_official 263:3095fd66fd32 115
mbed_official 263:3095fd66fd32 116 . = ALIGN(4);
mbed_official 263:3095fd66fd32 117 /* All data end */
mbed_official 263:3095fd66fd32 118 __data_end__ = .;
mbed_official 263:3095fd66fd32 119
mbed_official 263:3095fd66fd32 120 } > RAM
mbed_official 263:3095fd66fd32 121
mbed_official 263:3095fd66fd32 122 .bss :
mbed_official 263:3095fd66fd32 123 {
mbed_official 263:3095fd66fd32 124 __bss_start__ = .;
mbed_official 263:3095fd66fd32 125 *(.bss*)
mbed_official 263:3095fd66fd32 126 *(COMMON)
mbed_official 263:3095fd66fd32 127 __bss_end__ = .;
mbed_official 263:3095fd66fd32 128 } > RAM
mbed_official 263:3095fd66fd32 129
mbed_official 263:3095fd66fd32 130 .heap :
mbed_official 263:3095fd66fd32 131 {
mbed_official 263:3095fd66fd32 132 __end__ = .;
mbed_official 263:3095fd66fd32 133 end = __end__;
mbed_official 263:3095fd66fd32 134 *(.heap*)
mbed_official 263:3095fd66fd32 135 __HeapLimit = .;
mbed_official 263:3095fd66fd32 136 } > RAM
mbed_official 263:3095fd66fd32 137
mbed_official 263:3095fd66fd32 138 /* .stack_dummy section doesn't contains any symbols. It is only
mbed_official 263:3095fd66fd32 139 * used for linker to calculate size of stack sections, and assign
mbed_official 263:3095fd66fd32 140 * values to stack symbols later */
mbed_official 263:3095fd66fd32 141 .stack_dummy :
mbed_official 263:3095fd66fd32 142 {
mbed_official 263:3095fd66fd32 143 *(.stack)
mbed_official 263:3095fd66fd32 144 } > RAM
mbed_official 263:3095fd66fd32 145
mbed_official 263:3095fd66fd32 146 /* Set stack top to end of RAM, and stack limit move down by
mbed_official 263:3095fd66fd32 147 * size of stack_dummy section */
mbed_official 263:3095fd66fd32 148 __StackTop = ORIGIN(RAM) + LENGTH(RAM);
mbed_official 263:3095fd66fd32 149 __StackLimit = __StackTop - SIZEOF(.stack_dummy);
mbed_official 263:3095fd66fd32 150 PROVIDE(__stack = __StackTop);
mbed_official 263:3095fd66fd32 151
mbed_official 263:3095fd66fd32 152 /* Check if data + heap + stack exceeds RAM limit */
mbed_official 263:3095fd66fd32 153 ASSERT(__StackLimit >= __HeapLimit, "region RAM overflowed with stack")
mbed_official 263:3095fd66fd32 154 }