shao ziyang / mbed-src-kl05

mbed library sources

Dependents:   frdm_kl05z_gpio_test

Fork of mbed-src by mbed official

targets/cmsis/TARGET_NXP/TARGET_LPC11UXX/TOOLCHAIN_GCC_ARM/TARGET_LPC11U37_501/LPC11U37.ld@259:da299e454ce7, 2014-07-18 (annotated)

Committer:
mbed_official
Date:
Fri Jul 18 14:15:09 2014 +0100
Revision:
259:da299e454ce7
Synchronized with git revision df84f2b3e967624878b8b54e093a8a3a675f3ca7



Full URL: https://github.com/mbedmicro/mbed/commit/df84f2b3e967624878b8b54e093a8a3a675f3ca7/



New ARCH_GPRS target

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mbed_official 259:da299e454ce7 1 /* Linker script to configure memory regions. */
mbed_official 259:da299e454ce7 2 MEMORY
mbed_official 259:da299e454ce7 3 {
mbed_official 259:da299e454ce7 4 FLASH (rx) : ORIGIN = 0x00000000, LENGTH = 128K
mbed_official 259:da299e454ce7 5 RAM (rwx) : ORIGIN = 0x100000C0, LENGTH = 0x1F40
mbed_official 259:da299e454ce7 6 USB_RAM (rwx): ORIGIN = 0x20004000, LENGTH = 0x800
mbed_official 259:da299e454ce7 7 }
mbed_official 259:da299e454ce7 8
mbed_official 259:da299e454ce7 9 /* Linker script to place sections and symbol values. Should be used together
mbed_official 259:da299e454ce7 10 * with other linker script that defines memory regions FLASH and RAM.
mbed_official 259:da299e454ce7 11 * It references following symbols, which must be defined in code:
mbed_official 259:da299e454ce7 12 * Reset_Handler : Entry of reset handler
mbed_official 259:da299e454ce7 13 *
mbed_official 259:da299e454ce7 14 * It defines following symbols, which code can use without definition:
mbed_official 259:da299e454ce7 15 * __exidx_start
mbed_official 259:da299e454ce7 16 * __exidx_end
mbed_official 259:da299e454ce7 17 * __etext
mbed_official 259:da299e454ce7 18 * __data_start__
mbed_official 259:da299e454ce7 19 * __preinit_array_start
mbed_official 259:da299e454ce7 20 * __preinit_array_end
mbed_official 259:da299e454ce7 21 * __init_array_start
mbed_official 259:da299e454ce7 22 * __init_array_end
mbed_official 259:da299e454ce7 23 * __fini_array_start
mbed_official 259:da299e454ce7 24 * __fini_array_end
mbed_official 259:da299e454ce7 25 * __data_end__
mbed_official 259:da299e454ce7 26 * __bss_start__
mbed_official 259:da299e454ce7 27 * __bss_end__
mbed_official 259:da299e454ce7 28 * __end__
mbed_official 259:da299e454ce7 29 * end
mbed_official 259:da299e454ce7 30 * __HeapLimit
mbed_official 259:da299e454ce7 31 * __StackLimit
mbed_official 259:da299e454ce7 32 * __StackTop
mbed_official 259:da299e454ce7 33 * __stack
mbed_official 259:da299e454ce7 34 */
mbed_official 259:da299e454ce7 35 ENTRY(Reset_Handler)
mbed_official 259:da299e454ce7 36
mbed_official 259:da299e454ce7 37 SECTIONS
mbed_official 259:da299e454ce7 38 {
mbed_official 259:da299e454ce7 39 .text :
mbed_official 259:da299e454ce7 40 {
mbed_official 259:da299e454ce7 41 KEEP(*(.isr_vector))
mbed_official 259:da299e454ce7 42 *(.text.Reset_Handler)
mbed_official 259:da299e454ce7 43
mbed_official 259:da299e454ce7 44 /* Only vectors and code running at reset are safe to be in first 512
mbed_official 259:da299e454ce7 45 bytes since RAM can be mapped into this area for RAM based interrupt
mbed_official 259:da299e454ce7 46 vectors. */
mbed_official 259:da299e454ce7 47 . = 0x00000200;
mbed_official 259:da299e454ce7 48 *(.text*)
mbed_official 259:da299e454ce7 49
mbed_official 259:da299e454ce7 50 KEEP(*(.init))
mbed_official 259:da299e454ce7 51 KEEP(*(.fini))
mbed_official 259:da299e454ce7 52
mbed_official 259:da299e454ce7 53 /* .ctors */
mbed_official 259:da299e454ce7 54 *crtbegin.o(.ctors)
mbed_official 259:da299e454ce7 55 *crtbegin?.o(.ctors)
mbed_official 259:da299e454ce7 56 *(EXCLUDE_FILE(*crtend?.o *crtend.o) .ctors)
mbed_official 259:da299e454ce7 57 *(SORT(.ctors.*))
mbed_official 259:da299e454ce7 58 *(.ctors)
mbed_official 259:da299e454ce7 59
mbed_official 259:da299e454ce7 60 /* .dtors */
mbed_official 259:da299e454ce7 61 *crtbegin.o(.dtors)
mbed_official 259:da299e454ce7 62 *crtbegin?.o(.dtors)
mbed_official 259:da299e454ce7 63 *(EXCLUDE_FILE(*crtend?.o *crtend.o) .dtors)
mbed_official 259:da299e454ce7 64 *(SORT(.dtors.*))
mbed_official 259:da299e454ce7 65 *(.dtors)
mbed_official 259:da299e454ce7 66
mbed_official 259:da299e454ce7 67 *(.rodata*)
mbed_official 259:da299e454ce7 68
mbed_official 259:da299e454ce7 69 KEEP(*(.eh_frame*))
mbed_official 259:da299e454ce7 70 } > FLASH
mbed_official 259:da299e454ce7 71
mbed_official 259:da299e454ce7 72 .ARM.extab :
mbed_official 259:da299e454ce7 73 {
mbed_official 259:da299e454ce7 74 *(.ARM.extab* .gnu.linkonce.armextab.*)
mbed_official 259:da299e454ce7 75 } > FLASH
mbed_official 259:da299e454ce7 76
mbed_official 259:da299e454ce7 77 __exidx_start = .;
mbed_official 259:da299e454ce7 78 .ARM.exidx :
mbed_official 259:da299e454ce7 79 {
mbed_official 259:da299e454ce7 80 *(.ARM.exidx* .gnu.linkonce.armexidx.*)
mbed_official 259:da299e454ce7 81 } > FLASH
mbed_official 259:da299e454ce7 82 __exidx_end = .;
mbed_official 259:da299e454ce7 83
mbed_official 259:da299e454ce7 84 __etext = .;
mbed_official 259:da299e454ce7 85
mbed_official 259:da299e454ce7 86 .data : AT (__etext)
mbed_official 259:da299e454ce7 87 {
mbed_official 259:da299e454ce7 88 __data_start__ = .;
mbed_official 259:da299e454ce7 89 *(vtable)
mbed_official 259:da299e454ce7 90 *(.data*)
mbed_official 259:da299e454ce7 91
mbed_official 259:da299e454ce7 92 . = ALIGN(4);
mbed_official 259:da299e454ce7 93 /* preinit data */
mbed_official 259:da299e454ce7 94 PROVIDE (__preinit_array_start = .);
mbed_official 259:da299e454ce7 95 KEEP(*(.preinit_array))
mbed_official 259:da299e454ce7 96 PROVIDE (__preinit_array_end = .);
mbed_official 259:da299e454ce7 97
mbed_official 259:da299e454ce7 98 . = ALIGN(4);
mbed_official 259:da299e454ce7 99 /* init data */
mbed_official 259:da299e454ce7 100 PROVIDE (__init_array_start = .);
mbed_official 259:da299e454ce7 101 KEEP(*(SORT(.init_array.*)))
mbed_official 259:da299e454ce7 102 KEEP(*(.init_array))
mbed_official 259:da299e454ce7 103 PROVIDE (__init_array_end = .);
mbed_official 259:da299e454ce7 104
mbed_official 259:da299e454ce7 105
mbed_official 259:da299e454ce7 106 . = ALIGN(4);
mbed_official 259:da299e454ce7 107 /* finit data */
mbed_official 259:da299e454ce7 108 PROVIDE (__fini_array_start = .);
mbed_official 259:da299e454ce7 109 KEEP(*(SORT(.fini_array.*)))
mbed_official 259:da299e454ce7 110 KEEP(*(.fini_array))
mbed_official 259:da299e454ce7 111 PROVIDE (__fini_array_end = .);
mbed_official 259:da299e454ce7 112
mbed_official 259:da299e454ce7 113 . = ALIGN(4);
mbed_official 259:da299e454ce7 114 /* All data end */
mbed_official 259:da299e454ce7 115 __data_end__ = .;
mbed_official 259:da299e454ce7 116
mbed_official 259:da299e454ce7 117 } > RAM
mbed_official 259:da299e454ce7 118
mbed_official 259:da299e454ce7 119 .bss :
mbed_official 259:da299e454ce7 120 {
mbed_official 259:da299e454ce7 121 __bss_start__ = .;
mbed_official 259:da299e454ce7 122 *(.bss*)
mbed_official 259:da299e454ce7 123 *(COMMON)
mbed_official 259:da299e454ce7 124 __bss_end__ = .;
mbed_official 259:da299e454ce7 125 } > RAM
mbed_official 259:da299e454ce7 126
mbed_official 259:da299e454ce7 127 .heap :
mbed_official 259:da299e454ce7 128 {
mbed_official 259:da299e454ce7 129 __end__ = .;
mbed_official 259:da299e454ce7 130 end = __end__;
mbed_official 259:da299e454ce7 131 *(.heap*)
mbed_official 259:da299e454ce7 132 __HeapLimit = .;
mbed_official 259:da299e454ce7 133 } > RAM
mbed_official 259:da299e454ce7 134
mbed_official 259:da299e454ce7 135 /* .stack_dummy section doesn't contains any symbols. It is only
mbed_official 259:da299e454ce7 136 * used for linker to calculate size of stack sections, and assign
mbed_official 259:da299e454ce7 137 * values to stack symbols later */
mbed_official 259:da299e454ce7 138 .stack_dummy :
mbed_official 259:da299e454ce7 139 {
mbed_official 259:da299e454ce7 140 *(.stack)
mbed_official 259:da299e454ce7 141 } > RAM
mbed_official 259:da299e454ce7 142
mbed_official 259:da299e454ce7 143 /* Set stack top to end of RAM, and stack limit move down by
mbed_official 259:da299e454ce7 144 * size of stack_dummy section */
mbed_official 259:da299e454ce7 145 __StackTop = ORIGIN(RAM) + LENGTH(RAM);
mbed_official 259:da299e454ce7 146 __StackLimit = __StackTop - SIZEOF(.stack_dummy);
mbed_official 259:da299e454ce7 147 PROVIDE(__stack = __StackTop);
mbed_official 259:da299e454ce7 148
mbed_official 259:da299e454ce7 149 /* Check if data + heap + stack exceeds RAM limit */
mbed_official 259:da299e454ce7 150 ASSERT(__StackLimit >= __HeapLimit, "region RAM overflowed with stack")
mbed_official 259:da299e454ce7 151 }