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mbed library sources

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This library was superseded by mbed-dev - https://os.mbed.com/users/mbed_official/code/mbed-dev/.

Development branch of the mbed library sources. This library is kept in synch with the latest changes from the mbed SDK and it is not guaranteed to work.

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The official Mbed 2 C/C++ SDK provides the software platform and libraries to build your applications.

Last commit 20 Feb 2019 by mbed official

targets/cmsis/TARGET_NXP/TARGET_LPC13XX/TOOLCHAIN_GCC_ARM/LPC1347.ld@13:0645d8841f51, 2013-08-05 (annotated)

Committer:
bogdanm
Date:
Mon Aug 05 14:12:34 2013 +0300
Revision:
13:0645d8841f51
Update mbed sources to revision 64

Who changed what in which revision?

UserRevisionLine numberNew contents of line
bogdanm 13:0645d8841f51 1 /* Linker script for mbed LPC1347 */
bogdanm 13:0645d8841f51 2
bogdanm 13:0645d8841f51 3 /* Linker script to configure memory regions. */
bogdanm 13:0645d8841f51 4 MEMORY
bogdanm 13:0645d8841f51 5 {
bogdanm 13:0645d8841f51 6 FLASH (rx) : ORIGIN = 0x00000000, LENGTH = 64K
bogdanm 13:0645d8841f51 7 RAM (rwx) : ORIGIN = 0x100000C0, LENGTH = 0x1F40
bogdanm 13:0645d8841f51 8
bogdanm 13:0645d8841f51 9 RAM1(rwx) : ORIGIN = 0x20000000, LENGTH = 2K
bogdanm 13:0645d8841f51 10 USB_RAM(rwx) : ORIGIN = 0x20004000, LENGTH = 2K
bogdanm 13:0645d8841f51 11 }
bogdanm 13:0645d8841f51 12
bogdanm 13:0645d8841f51 13 /* Linker script to place sections and symbol values. Should be used together
bogdanm 13:0645d8841f51 14 * with other linker script that defines memory regions FLASH and RAM.
bogdanm 13:0645d8841f51 15 * It references following symbols, which must be defined in code:
bogdanm 13:0645d8841f51 16 * Reset_Handler : Entry of reset handler
bogdanm 13:0645d8841f51 17 *
bogdanm 13:0645d8841f51 18 * It defines following symbols, which code can use without definition:
bogdanm 13:0645d8841f51 19 * __exidx_start
bogdanm 13:0645d8841f51 20 * __exidx_end
bogdanm 13:0645d8841f51 21 * __etext
bogdanm 13:0645d8841f51 22 * __data_start__
bogdanm 13:0645d8841f51 23 * __preinit_array_start
bogdanm 13:0645d8841f51 24 * __preinit_array_end
bogdanm 13:0645d8841f51 25 * __init_array_start
bogdanm 13:0645d8841f51 26 * __init_array_end
bogdanm 13:0645d8841f51 27 * __fini_array_start
bogdanm 13:0645d8841f51 28 * __fini_array_end
bogdanm 13:0645d8841f51 29 * __data_end__
bogdanm 13:0645d8841f51 30 * __bss_start__
bogdanm 13:0645d8841f51 31 * __bss_end__
bogdanm 13:0645d8841f51 32 * __end__
bogdanm 13:0645d8841f51 33 * end
bogdanm 13:0645d8841f51 34 * __HeapLimit
bogdanm 13:0645d8841f51 35 * __StackLimit
bogdanm 13:0645d8841f51 36 * __StackTop
bogdanm 13:0645d8841f51 37 * __stack
bogdanm 13:0645d8841f51 38 */
bogdanm 13:0645d8841f51 39 ENTRY(Reset_Handler)
bogdanm 13:0645d8841f51 40
bogdanm 13:0645d8841f51 41 SECTIONS
bogdanm 13:0645d8841f51 42 {
bogdanm 13:0645d8841f51 43 .text :
bogdanm 13:0645d8841f51 44 {
bogdanm 13:0645d8841f51 45 KEEP(*(.isr_vector))
bogdanm 13:0645d8841f51 46 *(.text*)
bogdanm 13:0645d8841f51 47
bogdanm 13:0645d8841f51 48 KEEP(*(.init))
bogdanm 13:0645d8841f51 49 KEEP(*(.fini))
bogdanm 13:0645d8841f51 50
bogdanm 13:0645d8841f51 51 /* .ctors */
bogdanm 13:0645d8841f51 52 *crtbegin.o(.ctors)
bogdanm 13:0645d8841f51 53 *crtbegin?.o(.ctors)
bogdanm 13:0645d8841f51 54 *(EXCLUDE_FILE(*crtend?.o *crtend.o) .ctors)
bogdanm 13:0645d8841f51 55 *(SORT(.ctors.*))
bogdanm 13:0645d8841f51 56 *(.ctors)
bogdanm 13:0645d8841f51 57
bogdanm 13:0645d8841f51 58 /* .dtors */
bogdanm 13:0645d8841f51 59 *crtbegin.o(.dtors)
bogdanm 13:0645d8841f51 60 *crtbegin?.o(.dtors)
bogdanm 13:0645d8841f51 61 *(EXCLUDE_FILE(*crtend?.o *crtend.o) .dtors)
bogdanm 13:0645d8841f51 62 *(SORT(.dtors.*))
bogdanm 13:0645d8841f51 63 *(.dtors)
bogdanm 13:0645d8841f51 64
bogdanm 13:0645d8841f51 65 *(.rodata*)
bogdanm 13:0645d8841f51 66
bogdanm 13:0645d8841f51 67 KEEP(*(.eh_frame*))
bogdanm 13:0645d8841f51 68 } > FLASH
bogdanm 13:0645d8841f51 69
bogdanm 13:0645d8841f51 70 .ARM.extab :
bogdanm 13:0645d8841f51 71 {
bogdanm 13:0645d8841f51 72 *(.ARM.extab* .gnu.linkonce.armextab.*)
bogdanm 13:0645d8841f51 73 } > FLASH
bogdanm 13:0645d8841f51 74
bogdanm 13:0645d8841f51 75 __exidx_start = .;
bogdanm 13:0645d8841f51 76 .ARM.exidx :
bogdanm 13:0645d8841f51 77 {
bogdanm 13:0645d8841f51 78 *(.ARM.exidx* .gnu.linkonce.armexidx.*)
bogdanm 13:0645d8841f51 79 } > FLASH
bogdanm 13:0645d8841f51 80 __exidx_end = .;
bogdanm 13:0645d8841f51 81
bogdanm 13:0645d8841f51 82 __etext = .;
bogdanm 13:0645d8841f51 83
bogdanm 13:0645d8841f51 84 .data : AT (__etext)
bogdanm 13:0645d8841f51 85 {
bogdanm 13:0645d8841f51 86 __data_start__ = .;
bogdanm 13:0645d8841f51 87 *(vtable)
bogdanm 13:0645d8841f51 88 *(.data*)
bogdanm 13:0645d8841f51 89
bogdanm 13:0645d8841f51 90 . = ALIGN(4);
bogdanm 13:0645d8841f51 91 /* preinit data */
bogdanm 13:0645d8841f51 92 PROVIDE (__preinit_array_start = .);
bogdanm 13:0645d8841f51 93 KEEP(*(.preinit_array))
bogdanm 13:0645d8841f51 94 PROVIDE (__preinit_array_end = .);
bogdanm 13:0645d8841f51 95
bogdanm 13:0645d8841f51 96 . = ALIGN(4);
bogdanm 13:0645d8841f51 97 /* init data */
bogdanm 13:0645d8841f51 98 PROVIDE (__init_array_start = .);
bogdanm 13:0645d8841f51 99 KEEP(*(SORT(.init_array.*)))
bogdanm 13:0645d8841f51 100 KEEP(*(.init_array))
bogdanm 13:0645d8841f51 101 PROVIDE (__init_array_end = .);
bogdanm 13:0645d8841f51 102
bogdanm 13:0645d8841f51 103
bogdanm 13:0645d8841f51 104 . = ALIGN(4);
bogdanm 13:0645d8841f51 105 /* finit data */
bogdanm 13:0645d8841f51 106 PROVIDE (__fini_array_start = .);
bogdanm 13:0645d8841f51 107 KEEP(*(SORT(.fini_array.*)))
bogdanm 13:0645d8841f51 108 KEEP(*(.fini_array))
bogdanm 13:0645d8841f51 109 PROVIDE (__fini_array_end = .);
bogdanm 13:0645d8841f51 110
bogdanm 13:0645d8841f51 111 . = ALIGN(4);
bogdanm 13:0645d8841f51 112 /* All data end */
bogdanm 13:0645d8841f51 113 __data_end__ = .;
bogdanm 13:0645d8841f51 114
bogdanm 13:0645d8841f51 115 } > RAM
bogdanm 13:0645d8841f51 116
bogdanm 13:0645d8841f51 117 .bss :
bogdanm 13:0645d8841f51 118 {
bogdanm 13:0645d8841f51 119 __bss_start__ = .;
bogdanm 13:0645d8841f51 120 *(.bss*)
bogdanm 13:0645d8841f51 121 *(COMMON)
bogdanm 13:0645d8841f51 122 __bss_end__ = .;
bogdanm 13:0645d8841f51 123 } > RAM
bogdanm 13:0645d8841f51 124
bogdanm 13:0645d8841f51 125 .heap :
bogdanm 13:0645d8841f51 126 {
bogdanm 13:0645d8841f51 127 __end__ = .;
bogdanm 13:0645d8841f51 128 end = __end__;
bogdanm 13:0645d8841f51 129 *(.heap*)
bogdanm 13:0645d8841f51 130 __HeapLimit = .;
bogdanm 13:0645d8841f51 131 } > RAM
bogdanm 13:0645d8841f51 132
bogdanm 13:0645d8841f51 133 /* .stack_dummy section doesn't contains any symbols. It is only
bogdanm 13:0645d8841f51 134 * used for linker to calculate size of stack sections, and assign
bogdanm 13:0645d8841f51 135 * values to stack symbols later */
bogdanm 13:0645d8841f51 136 .stack_dummy :
bogdanm 13:0645d8841f51 137 {
bogdanm 13:0645d8841f51 138 *(.stack)
bogdanm 13:0645d8841f51 139 } > RAM
bogdanm 13:0645d8841f51 140
bogdanm 13:0645d8841f51 141 /* Set stack top to end of RAM, and stack limit move down by
bogdanm 13:0645d8841f51 142 * size of stack_dummy section */
bogdanm 13:0645d8841f51 143 __StackTop = ORIGIN(RAM) + LENGTH(RAM);
bogdanm 13:0645d8841f51 144 __StackLimit = __StackTop - SIZEOF(.stack_dummy);
bogdanm 13:0645d8841f51 145 PROVIDE(__stack = __StackTop);
bogdanm 13:0645d8841f51 146
bogdanm 13:0645d8841f51 147 /* Check if data + heap + stack exceeds RAM limit */
bogdanm 13:0645d8841f51 148 ASSERT(__StackLimit >= __HeapLimit, "region RAM overflowed with stack")
bogdanm 13:0645d8841f51 149 }