jesus antonio lopez / mbed

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Dependents:   2doejemplo Labo_TRSE_Drone

Fork of mbed by mbed official

TARGET_LPC4088_EA/TOOLCHAIN_GCC_ARM/LPC4088.ld@71:7ec3cb6bbcc4, 2013-11-29 (annotated)

Committer:
jalp89
Date:
Fri Nov 29 09:39:46 2013 +0000
Revision:
71:7ec3cb6bbcc4
Parent:
70:673126e12c73 
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Who changed what in which revision?

UserRevisionLine numberNew contents of line
bogdanm 70:673126e12c73 1 /* Linker script for mbed LPC1768 */
bogdanm 70:673126e12c73 2
bogdanm 70:673126e12c73 3 /* Linker script to configure memory regions. */
bogdanm 70:673126e12c73 4 MEMORY
bogdanm 70:673126e12c73 5 {
bogdanm 70:673126e12c73 6 FLASH (rx) : ORIGIN = 0x00000000, LENGTH = 512K
bogdanm 70:673126e12c73 7 RAM (rwx) : ORIGIN = 0x100000E8, LENGTH = (32K - 0xE8)
bogdanm 70:673126e12c73 8
bogdanm 70:673126e12c73 9 USB_RAM(rwx) : ORIGIN = 0x20000000, LENGTH = 16K
bogdanm 70:673126e12c73 10 ETH_RAM(rwx) : ORIGIN = 0x20004000, LENGTH = 16K
bogdanm 70:673126e12c73 11 }
bogdanm 70:673126e12c73 12
bogdanm 70:673126e12c73 13 /* Linker script to place sections and symbol values. Should be used together
bogdanm 70:673126e12c73 14 * with other linker script that defines memory regions FLASH and RAM.
bogdanm 70:673126e12c73 15 * It references following symbols, which must be defined in code:
bogdanm 70:673126e12c73 16 * Reset_Handler : Entry of reset handler
bogdanm 70:673126e12c73 17 *
bogdanm 70:673126e12c73 18 * It defines following symbols, which code can use without definition:
bogdanm 70:673126e12c73 19 * __exidx_start
bogdanm 70:673126e12c73 20 * __exidx_end
bogdanm 70:673126e12c73 21 * __etext
bogdanm 70:673126e12c73 22 * __data_start__
bogdanm 70:673126e12c73 23 * __preinit_array_start
bogdanm 70:673126e12c73 24 * __preinit_array_end
bogdanm 70:673126e12c73 25 * __init_array_start
bogdanm 70:673126e12c73 26 * __init_array_end
bogdanm 70:673126e12c73 27 * __fini_array_start
bogdanm 70:673126e12c73 28 * __fini_array_end
bogdanm 70:673126e12c73 29 * __data_end__
bogdanm 70:673126e12c73 30 * __bss_start__
bogdanm 70:673126e12c73 31 * __bss_end__
bogdanm 70:673126e12c73 32 * __end__
bogdanm 70:673126e12c73 33 * end
bogdanm 70:673126e12c73 34 * __HeapLimit
bogdanm 70:673126e12c73 35 * __StackLimit
bogdanm 70:673126e12c73 36 * __StackTop
bogdanm 70:673126e12c73 37 * __stack
bogdanm 70:673126e12c73 38 */
bogdanm 70:673126e12c73 39 ENTRY(Reset_Handler)
bogdanm 70:673126e12c73 40
bogdanm 70:673126e12c73 41 SECTIONS
bogdanm 70:673126e12c73 42 {
bogdanm 70:673126e12c73 43 .text :
bogdanm 70:673126e12c73 44 {
bogdanm 70:673126e12c73 45 KEEP(*(.isr_vector))
bogdanm 70:673126e12c73 46 *(.text*)
bogdanm 70:673126e12c73 47
bogdanm 70:673126e12c73 48 KEEP(*(.init))
bogdanm 70:673126e12c73 49 KEEP(*(.fini))
bogdanm 70:673126e12c73 50
bogdanm 70:673126e12c73 51 /* .ctors */
bogdanm 70:673126e12c73 52 *crtbegin.o(.ctors)
bogdanm 70:673126e12c73 53 *crtbegin?.o(.ctors)
bogdanm 70:673126e12c73 54 *(EXCLUDE_FILE(*crtend?.o *crtend.o) .ctors)
bogdanm 70:673126e12c73 55 *(SORT(.ctors.*))
bogdanm 70:673126e12c73 56 *(.ctors)
bogdanm 70:673126e12c73 57
bogdanm 70:673126e12c73 58 /* .dtors */
bogdanm 70:673126e12c73 59 *crtbegin.o(.dtors)
bogdanm 70:673126e12c73 60 *crtbegin?.o(.dtors)
bogdanm 70:673126e12c73 61 *(EXCLUDE_FILE(*crtend?.o *crtend.o) .dtors)
bogdanm 70:673126e12c73 62 *(SORT(.dtors.*))
bogdanm 70:673126e12c73 63 *(.dtors)
bogdanm 70:673126e12c73 64
bogdanm 70:673126e12c73 65 *(.rodata*)
bogdanm 70:673126e12c73 66
bogdanm 70:673126e12c73 67 KEEP(*(.eh_frame*))
bogdanm 70:673126e12c73 68 } > FLASH
bogdanm 70:673126e12c73 69
bogdanm 70:673126e12c73 70 .ARM.extab :
bogdanm 70:673126e12c73 71 {
bogdanm 70:673126e12c73 72 *(.ARM.extab* .gnu.linkonce.armextab.*)
bogdanm 70:673126e12c73 73 } > FLASH
bogdanm 70:673126e12c73 74
bogdanm 70:673126e12c73 75 __exidx_start = .;
bogdanm 70:673126e12c73 76 .ARM.exidx :
bogdanm 70:673126e12c73 77 {
bogdanm 70:673126e12c73 78 *(.ARM.exidx* .gnu.linkonce.armexidx.*)
bogdanm 70:673126e12c73 79 } > FLASH
bogdanm 70:673126e12c73 80 __exidx_end = .;
bogdanm 70:673126e12c73 81
bogdanm 70:673126e12c73 82 __etext = .;
bogdanm 70:673126e12c73 83
bogdanm 70:673126e12c73 84 .data : AT (__etext)
bogdanm 70:673126e12c73 85 {
bogdanm 70:673126e12c73 86 __data_start__ = .;
bogdanm 70:673126e12c73 87 Image$$RW_IRAM1$$Base = .;
bogdanm 70:673126e12c73 88 *(vtable)
bogdanm 70:673126e12c73 89 *(.data*)
bogdanm 70:673126e12c73 90
bogdanm 70:673126e12c73 91 . = ALIGN(4);
bogdanm 70:673126e12c73 92 /* preinit data */
bogdanm 70:673126e12c73 93 PROVIDE (__preinit_array_start = .);
bogdanm 70:673126e12c73 94 KEEP(*(.preinit_array))
bogdanm 70:673126e12c73 95 PROVIDE (__preinit_array_end = .);
bogdanm 70:673126e12c73 96
bogdanm 70:673126e12c73 97 . = ALIGN(4);
bogdanm 70:673126e12c73 98 /* init data */
bogdanm 70:673126e12c73 99 PROVIDE (__init_array_start = .);
bogdanm 70:673126e12c73 100 KEEP(*(SORT(.init_array.*)))
bogdanm 70:673126e12c73 101 KEEP(*(.init_array))
bogdanm 70:673126e12c73 102 PROVIDE (__init_array_end = .);
bogdanm 70:673126e12c73 103
bogdanm 70:673126e12c73 104
bogdanm 70:673126e12c73 105 . = ALIGN(4);
bogdanm 70:673126e12c73 106 /* finit data */
bogdanm 70:673126e12c73 107 PROVIDE (__fini_array_start = .);
bogdanm 70:673126e12c73 108 KEEP(*(SORT(.fini_array.*)))
bogdanm 70:673126e12c73 109 KEEP(*(.fini_array))
bogdanm 70:673126e12c73 110 PROVIDE (__fini_array_end = .);
bogdanm 70:673126e12c73 111
bogdanm 70:673126e12c73 112 . = ALIGN(4);
bogdanm 70:673126e12c73 113 /* All data end */
bogdanm 70:673126e12c73 114 __data_end__ = .;
bogdanm 70:673126e12c73 115
bogdanm 70:673126e12c73 116 } > RAM
bogdanm 70:673126e12c73 117
bogdanm 70:673126e12c73 118
bogdanm 70:673126e12c73 119 .bss :
bogdanm 70:673126e12c73 120 {
bogdanm 70:673126e12c73 121 __bss_start__ = .;
bogdanm 70:673126e12c73 122 *(.bss*)
bogdanm 70:673126e12c73 123 *(COMMON)
bogdanm 70:673126e12c73 124 __bss_end__ = .;
bogdanm 70:673126e12c73 125 Image$$RW_IRAM1$$ZI$$Limit = . ;
bogdanm 70:673126e12c73 126 } > RAM
bogdanm 70:673126e12c73 127
bogdanm 70:673126e12c73 128
bogdanm 70:673126e12c73 129 .heap :
bogdanm 70:673126e12c73 130 {
bogdanm 70:673126e12c73 131 __end__ = .;
bogdanm 70:673126e12c73 132 end = __end__;
bogdanm 70:673126e12c73 133 *(.heap*)
bogdanm 70:673126e12c73 134 __HeapLimit = .;
bogdanm 70:673126e12c73 135 } > RAM
bogdanm 70:673126e12c73 136
bogdanm 70:673126e12c73 137 /* .stack_dummy section doesn't contains any symbols. It is only
bogdanm 70:673126e12c73 138 * used for linker to calculate size of stack sections, and assign
bogdanm 70:673126e12c73 139 * values to stack symbols later */
bogdanm 70:673126e12c73 140 .stack_dummy :
bogdanm 70:673126e12c73 141 {
bogdanm 70:673126e12c73 142 *(.stack)
bogdanm 70:673126e12c73 143 } > RAM
bogdanm 70:673126e12c73 144
bogdanm 70:673126e12c73 145 /* Set stack top to end of RAM, and stack limit move down by
bogdanm 70:673126e12c73 146 * size of stack_dummy section */
bogdanm 70:673126e12c73 147 __StackTop = ORIGIN(RAM) + LENGTH(RAM);
bogdanm 70:673126e12c73 148 __StackLimit = __StackTop - SIZEOF(.stack_dummy);
bogdanm 70:673126e12c73 149 PROVIDE(__stack = __StackTop);
bogdanm 70:673126e12c73 150
bogdanm 70:673126e12c73 151 /* Check if data + heap + stack exceeds RAM limit */
bogdanm 70:673126e12c73 152 ASSERT(__StackLimit >= __HeapLimit, "region RAM overflowed with stack")
bogdanm 70:673126e12c73 153
bogdanm 70:673126e12c73 154
bogdanm 70:673126e12c73 155 /* Code can explicitly ask for data to be
bogdanm 70:673126e12c73 156 placed in these higher RAM banks where
bogdanm 70:673126e12c73 157 they will be left uninitialized.
bogdanm 70:673126e12c73 158 */
bogdanm 70:673126e12c73 159 .AHBSRAM0 (NOLOAD):
bogdanm 70:673126e12c73 160 {
bogdanm 70:673126e12c73 161 Image$$RW_IRAM2$$Base = . ;
bogdanm 70:673126e12c73 162 *(AHBSRAM0)
bogdanm 70:673126e12c73 163 Image$$RW_IRAM2$$ZI$$Limit = .;
bogdanm 70:673126e12c73 164 } > USB_RAM
bogdanm 70:673126e12c73 165
bogdanm 70:673126e12c73 166 .AHBSRAM1 (NOLOAD):
bogdanm 70:673126e12c73 167 {
bogdanm 70:673126e12c73 168 Image$$RW_IRAM3$$Base = . ;
bogdanm 70:673126e12c73 169 *(AHBSRAM1)
bogdanm 70:673126e12c73 170 Image$$RW_IRAM3$$ZI$$Limit = .;
bogdanm 70:673126e12c73 171 } > ETH_RAM
bogdanm 70:673126e12c73 172 }