Jonathan Piat / mbed-src

mbed library sources

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targets/cmsis/TARGET_NXP/TARGET_LPC82X/TARGET_SSCI824/TOOLCHAIN_GCC_ARM/LPC824.ld@514:7668256dbe61, 2015-04-16 (annotated)

Committer:
mbed_official
Date:
Thu Apr 16 11:45:13 2015 +0100
Revision:
514:7668256dbe61
Synchronized with git revision 29ab478a78892415a3c721cdc20b1755b7b01ba1



Full URL: https://github.com/mbedmicro/mbed/commit/29ab478a78892415a3c721cdc20b1755b7b01ba1/



LPC824, SSCI824 - Add GCC_ARM exporter support

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mbed_official 514:7668256dbe61 1 /* Linker script for mbed LPC824-GCC-ARM based on LPC1114-GCC-ARM-LPC1114.ld */
mbed_official 514:7668256dbe61 2
mbed_official 514:7668256dbe61 3 /* Linker script to configure memory regions. */
mbed_official 514:7668256dbe61 4 MEMORY
mbed_official 514:7668256dbe61 5 {
mbed_official 514:7668256dbe61 6 /* Define each memory region */
mbed_official 514:7668256dbe61 7 FLASH (rx) : ORIGIN = 0x0, LENGTH = 0x8000 /* 32K bytes */
mbed_official 514:7668256dbe61 8 RAM (rwx) : ORIGIN = 0x10000000+0xC0, LENGTH = 0x2000-0xC0 /* 8K bytes */
mbed_official 514:7668256dbe61 9
mbed_official 514:7668256dbe61 10
mbed_official 514:7668256dbe61 11 }
mbed_official 514:7668256dbe61 12
mbed_official 514:7668256dbe61 13 /* Linker script to place sections and symbol values. Should be used together
mbed_official 514:7668256dbe61 14 * with other linker script that defines memory regions FLASH and RAM.
mbed_official 514:7668256dbe61 15 * It references following symbols, which must be defined in code:
mbed_official 514:7668256dbe61 16 * Reset_Handler : Entry of reset handler
mbed_official 514:7668256dbe61 17 *
mbed_official 514:7668256dbe61 18 * It defines following symbols, which code can use without definition:
mbed_official 514:7668256dbe61 19 * __exidx_start
mbed_official 514:7668256dbe61 20 * __exidx_end
mbed_official 514:7668256dbe61 21 * __etext
mbed_official 514:7668256dbe61 22 * __data_start__
mbed_official 514:7668256dbe61 23 * __preinit_array_start
mbed_official 514:7668256dbe61 24 * __preinit_array_end
mbed_official 514:7668256dbe61 25 * __init_array_start
mbed_official 514:7668256dbe61 26 * __init_array_end
mbed_official 514:7668256dbe61 27 * __fini_array_start
mbed_official 514:7668256dbe61 28 * __fini_array_end
mbed_official 514:7668256dbe61 29 * __data_end__
mbed_official 514:7668256dbe61 30 * __bss_start__
mbed_official 514:7668256dbe61 31 * __bss_end__
mbed_official 514:7668256dbe61 32 * __end__
mbed_official 514:7668256dbe61 33 * end
mbed_official 514:7668256dbe61 34 * __HeapLimit
mbed_official 514:7668256dbe61 35 * __StackLimit
mbed_official 514:7668256dbe61 36 * __StackTop
mbed_official 514:7668256dbe61 37 * __stack
mbed_official 514:7668256dbe61 38 */
mbed_official 514:7668256dbe61 39 ENTRY(Reset_Handler)
mbed_official 514:7668256dbe61 40
mbed_official 514:7668256dbe61 41 SECTIONS
mbed_official 514:7668256dbe61 42 {
mbed_official 514:7668256dbe61 43 .text :
mbed_official 514:7668256dbe61 44 {
mbed_official 514:7668256dbe61 45 KEEP(*(.isr_vector))
mbed_official 514:7668256dbe61 46 *(.text.Reset_Handler)
mbed_official 514:7668256dbe61 47 *(.text.SystemInit)
mbed_official 514:7668256dbe61 48 . = 0x200;
mbed_official 514:7668256dbe61 49 *(.text*)
mbed_official 514:7668256dbe61 50
mbed_official 514:7668256dbe61 51 KEEP(*(.init))
mbed_official 514:7668256dbe61 52 KEEP(*(.fini))
mbed_official 514:7668256dbe61 53
mbed_official 514:7668256dbe61 54 /* .ctors */
mbed_official 514:7668256dbe61 55 *crtbegin.o(.ctors)
mbed_official 514:7668256dbe61 56 *crtbegin?.o(.ctors)
mbed_official 514:7668256dbe61 57 *(EXCLUDE_FILE(*crtend?.o *crtend.o) .ctors)
mbed_official 514:7668256dbe61 58 *(SORT(.ctors.*))
mbed_official 514:7668256dbe61 59 *(.ctors)
mbed_official 514:7668256dbe61 60
mbed_official 514:7668256dbe61 61 /* .dtors */
mbed_official 514:7668256dbe61 62 *crtbegin.o(.dtors)
mbed_official 514:7668256dbe61 63 *crtbegin?.o(.dtors)
mbed_official 514:7668256dbe61 64 *(EXCLUDE_FILE(*crtend?.o *crtend.o) .dtors)
mbed_official 514:7668256dbe61 65 *(SORT(.dtors.*))
mbed_official 514:7668256dbe61 66 *(.dtors)
mbed_official 514:7668256dbe61 67
mbed_official 514:7668256dbe61 68 *(.rodata*)
mbed_official 514:7668256dbe61 69
mbed_official 514:7668256dbe61 70 KEEP(*(.eh_frame*))
mbed_official 514:7668256dbe61 71 } > FLASH
mbed_official 514:7668256dbe61 72
mbed_official 514:7668256dbe61 73 .ARM.extab :
mbed_official 514:7668256dbe61 74 {
mbed_official 514:7668256dbe61 75 *(.ARM.extab* .gnu.linkonce.armextab.*)
mbed_official 514:7668256dbe61 76 } > FLASH
mbed_official 514:7668256dbe61 77
mbed_official 514:7668256dbe61 78 __exidx_start = .;
mbed_official 514:7668256dbe61 79 .ARM.exidx :
mbed_official 514:7668256dbe61 80 {
mbed_official 514:7668256dbe61 81 *(.ARM.exidx* .gnu.linkonce.armexidx.*)
mbed_official 514:7668256dbe61 82 } > FLASH
mbed_official 514:7668256dbe61 83 __exidx_end = .;
mbed_official 514:7668256dbe61 84
mbed_official 514:7668256dbe61 85 __etext = .;
mbed_official 514:7668256dbe61 86
mbed_official 514:7668256dbe61 87 .data : AT (__etext)
mbed_official 514:7668256dbe61 88 {
mbed_official 514:7668256dbe61 89 __data_start__ = .;
mbed_official 514:7668256dbe61 90 *(vtable)
mbed_official 514:7668256dbe61 91 *(.data*)
mbed_official 514:7668256dbe61 92
mbed_official 514:7668256dbe61 93 . = ALIGN(4);
mbed_official 514:7668256dbe61 94 /* preinit data */
mbed_official 514:7668256dbe61 95 PROVIDE (__preinit_array_start = .);
mbed_official 514:7668256dbe61 96 KEEP(*(.preinit_array))
mbed_official 514:7668256dbe61 97 PROVIDE (__preinit_array_end = .);
mbed_official 514:7668256dbe61 98
mbed_official 514:7668256dbe61 99 . = ALIGN(4);
mbed_official 514:7668256dbe61 100 /* init data */
mbed_official 514:7668256dbe61 101 PROVIDE (__init_array_start = .);
mbed_official 514:7668256dbe61 102 KEEP(*(SORT(.init_array.*)))
mbed_official 514:7668256dbe61 103 KEEP(*(.init_array))
mbed_official 514:7668256dbe61 104 PROVIDE (__init_array_end = .);
mbed_official 514:7668256dbe61 105
mbed_official 514:7668256dbe61 106
mbed_official 514:7668256dbe61 107 . = ALIGN(4);
mbed_official 514:7668256dbe61 108 /* finit data */
mbed_official 514:7668256dbe61 109 PROVIDE (__fini_array_start = .);
mbed_official 514:7668256dbe61 110 KEEP(*(SORT(.fini_array.*)))
mbed_official 514:7668256dbe61 111 KEEP(*(.fini_array))
mbed_official 514:7668256dbe61 112 PROVIDE (__fini_array_end = .);
mbed_official 514:7668256dbe61 113
mbed_official 514:7668256dbe61 114 . = ALIGN(4);
mbed_official 514:7668256dbe61 115 /* All data end */
mbed_official 514:7668256dbe61 116 __data_end__ = .;
mbed_official 514:7668256dbe61 117
mbed_official 514:7668256dbe61 118 } > RAM
mbed_official 514:7668256dbe61 119
mbed_official 514:7668256dbe61 120 .bss :
mbed_official 514:7668256dbe61 121 {
mbed_official 514:7668256dbe61 122 __bss_start__ = .;
mbed_official 514:7668256dbe61 123 *(.bss*)
mbed_official 514:7668256dbe61 124 *(COMMON)
mbed_official 514:7668256dbe61 125 __bss_end__ = .;
mbed_official 514:7668256dbe61 126 } > RAM
mbed_official 514:7668256dbe61 127
mbed_official 514:7668256dbe61 128 .heap :
mbed_official 514:7668256dbe61 129 {
mbed_official 514:7668256dbe61 130 __end__ = .;
mbed_official 514:7668256dbe61 131 end = __end__;
mbed_official 514:7668256dbe61 132 *(.heap*)
mbed_official 514:7668256dbe61 133 __HeapLimit = .;
mbed_official 514:7668256dbe61 134 } > RAM
mbed_official 514:7668256dbe61 135
mbed_official 514:7668256dbe61 136 /* .stack_dummy section doesn't contains any symbols. It is only
mbed_official 514:7668256dbe61 137 * used for linker to calculate size of stack sections, and assign
mbed_official 514:7668256dbe61 138 * values to stack symbols later */
mbed_official 514:7668256dbe61 139 .stack_dummy :
mbed_official 514:7668256dbe61 140 {
mbed_official 514:7668256dbe61 141 *(.stack)
mbed_official 514:7668256dbe61 142 } > RAM
mbed_official 514:7668256dbe61 143
mbed_official 514:7668256dbe61 144 /* Set stack top to end of RAM, and stack limit move down by
mbed_official 514:7668256dbe61 145 * size of stack_dummy section */
mbed_official 514:7668256dbe61 146 __StackTop = ORIGIN(RAM) + LENGTH(RAM);
mbed_official 514:7668256dbe61 147 __StackLimit = __StackTop - SIZEOF(.stack_dummy);
mbed_official 514:7668256dbe61 148 PROVIDE(__stack = __StackTop);
mbed_official 514:7668256dbe61 149
mbed_official 514:7668256dbe61 150 /* Check if data + heap + stack exceeds RAM limit */
mbed_official 514:7668256dbe61 151 ASSERT(__StackLimit >= __HeapLimit, "region RAM overflowed with stack")
mbed_official 514:7668256dbe61 152 }