en 129 / mbed-dev

fix LPC812 PWM

Dependents:   IR_LED_Send

Fork of mbed-dev by mbed official

targets/cmsis/TARGET_STM/TARGET_STM32F4/TARGET_MTS_MDOT_F411RE/TOOLCHAIN_GCC_ARM/STM32F411XE.ld@0:9b334a45a8ff, 2015-10-01 (annotated)

Committer:
bogdanm
Date:
Thu Oct 01 15:25:22 2015 +0300
Revision:
0:9b334a45a8ff
Initial commit on mbed-dev



Replaces mbed-src (now inactive)

Who changed what in which revision?

UserRevisionLine numberNew contents of line
bogdanm 0:9b334a45a8ff 1 /* Linker script to configure memory regions. */
bogdanm 0:9b334a45a8ff 2 MEMORY
bogdanm 0:9b334a45a8ff 3 {
bogdanm 0:9b334a45a8ff 4 /* First 64kB of flash reserved for bootloader */
bogdanm 0:9b334a45a8ff 5 /* Other 448kB for application */
bogdanm 0:9b334a45a8ff 6 FLASH (rx) : ORIGIN = 0x08010000, LENGTH = 448K
bogdanm 0:9b334a45a8ff 7 RAM (rwx) : ORIGIN = 0x20000198, LENGTH = 128k - 0x198
bogdanm 0:9b334a45a8ff 8 }
bogdanm 0:9b334a45a8ff 9
bogdanm 0:9b334a45a8ff 10 /* Linker script to place sections and symbol values. Should be used together
bogdanm 0:9b334a45a8ff 11 * with other linker script that defines memory regions FLASH and RAM.
bogdanm 0:9b334a45a8ff 12 * It references following symbols, which must be defined in code:
bogdanm 0:9b334a45a8ff 13 * Reset_Handler : Entry of reset handler
bogdanm 0:9b334a45a8ff 14 *
bogdanm 0:9b334a45a8ff 15 * It defines following symbols, which code can use without definition:
bogdanm 0:9b334a45a8ff 16 * __exidx_start
bogdanm 0:9b334a45a8ff 17 * __exidx_end
bogdanm 0:9b334a45a8ff 18 * __etext
bogdanm 0:9b334a45a8ff 19 * __data_start__
bogdanm 0:9b334a45a8ff 20 * __preinit_array_start
bogdanm 0:9b334a45a8ff 21 * __preinit_array_end
bogdanm 0:9b334a45a8ff 22 * __init_array_start
bogdanm 0:9b334a45a8ff 23 * __init_array_end
bogdanm 0:9b334a45a8ff 24 * __fini_array_start
bogdanm 0:9b334a45a8ff 25 * __fini_array_end
bogdanm 0:9b334a45a8ff 26 * __data_end__
bogdanm 0:9b334a45a8ff 27 * __bss_start__
bogdanm 0:9b334a45a8ff 28 * __bss_end__
bogdanm 0:9b334a45a8ff 29 * __end__
bogdanm 0:9b334a45a8ff 30 * end
bogdanm 0:9b334a45a8ff 31 * __HeapLimit
bogdanm 0:9b334a45a8ff 32 * __StackLimit
bogdanm 0:9b334a45a8ff 33 * __StackTop
bogdanm 0:9b334a45a8ff 34 * __stack
bogdanm 0:9b334a45a8ff 35 * _estack
bogdanm 0:9b334a45a8ff 36 */
bogdanm 0:9b334a45a8ff 37 ENTRY(Reset_Handler)
bogdanm 0:9b334a45a8ff 38
bogdanm 0:9b334a45a8ff 39 SECTIONS
bogdanm 0:9b334a45a8ff 40 {
bogdanm 0:9b334a45a8ff 41 .text :
bogdanm 0:9b334a45a8ff 42 {
bogdanm 0:9b334a45a8ff 43 KEEP(*(.isr_vector))
bogdanm 0:9b334a45a8ff 44 *(.text*)
bogdanm 0:9b334a45a8ff 45 KEEP(*(.init))
bogdanm 0:9b334a45a8ff 46 KEEP(*(.fini))
bogdanm 0:9b334a45a8ff 47
bogdanm 0:9b334a45a8ff 48 /* .ctors */
bogdanm 0:9b334a45a8ff 49 *crtbegin.o(.ctors)
bogdanm 0:9b334a45a8ff 50 *crtbegin?.o(.ctors)
bogdanm 0:9b334a45a8ff 51 *(EXCLUDE_FILE(*crtend?.o *crtend.o) .ctors)
bogdanm 0:9b334a45a8ff 52 *(SORT(.ctors.*))
bogdanm 0:9b334a45a8ff 53 *(.ctors)
bogdanm 0:9b334a45a8ff 54
bogdanm 0:9b334a45a8ff 55 /* .dtors */
bogdanm 0:9b334a45a8ff 56 *crtbegin.o(.dtors)
bogdanm 0:9b334a45a8ff 57 *crtbegin?.o(.dtors)
bogdanm 0:9b334a45a8ff 58 *(EXCLUDE_FILE(*crtend?.o *crtend.o) .dtors)
bogdanm 0:9b334a45a8ff 59 *(SORT(.dtors.*))
bogdanm 0:9b334a45a8ff 60 *(.dtors)
bogdanm 0:9b334a45a8ff 61
bogdanm 0:9b334a45a8ff 62 *(.rodata*)
bogdanm 0:9b334a45a8ff 63
bogdanm 0:9b334a45a8ff 64 KEEP(*(.eh_frame*))
bogdanm 0:9b334a45a8ff 65 } > FLASH
bogdanm 0:9b334a45a8ff 66
bogdanm 0:9b334a45a8ff 67 .ARM.extab :
bogdanm 0:9b334a45a8ff 68 {
bogdanm 0:9b334a45a8ff 69 *(.ARM.extab* .gnu.linkonce.armextab.*)
bogdanm 0:9b334a45a8ff 70 } > FLASH
bogdanm 0:9b334a45a8ff 71
bogdanm 0:9b334a45a8ff 72 __exidx_start = .;
bogdanm 0:9b334a45a8ff 73 .ARM.exidx :
bogdanm 0:9b334a45a8ff 74 {
bogdanm 0:9b334a45a8ff 75 *(.ARM.exidx* .gnu.linkonce.armexidx.*)
bogdanm 0:9b334a45a8ff 76 } > FLASH
bogdanm 0:9b334a45a8ff 77 __exidx_end = .;
bogdanm 0:9b334a45a8ff 78
bogdanm 0:9b334a45a8ff 79 __etext = .;
bogdanm 0:9b334a45a8ff 80 _sidata = .;
bogdanm 0:9b334a45a8ff 81
bogdanm 0:9b334a45a8ff 82 .data : AT (__etext)
bogdanm 0:9b334a45a8ff 83 {
bogdanm 0:9b334a45a8ff 84 __data_start__ = .;
bogdanm 0:9b334a45a8ff 85 _sdata = .;
bogdanm 0:9b334a45a8ff 86 *(vtable)
bogdanm 0:9b334a45a8ff 87 *(.data*)
bogdanm 0:9b334a45a8ff 88
bogdanm 0:9b334a45a8ff 89 . = ALIGN(4);
bogdanm 0:9b334a45a8ff 90 /* preinit data */
bogdanm 0:9b334a45a8ff 91 PROVIDE_HIDDEN (__preinit_array_start = .);
bogdanm 0:9b334a45a8ff 92 KEEP(*(.preinit_array))
bogdanm 0:9b334a45a8ff 93 PROVIDE_HIDDEN (__preinit_array_end = .);
bogdanm 0:9b334a45a8ff 94
bogdanm 0:9b334a45a8ff 95 . = ALIGN(4);
bogdanm 0:9b334a45a8ff 96 /* init data */
bogdanm 0:9b334a45a8ff 97 PROVIDE_HIDDEN (__init_array_start = .);
bogdanm 0:9b334a45a8ff 98 KEEP(*(SORT(.init_array.*)))
bogdanm 0:9b334a45a8ff 99 KEEP(*(.init_array))
bogdanm 0:9b334a45a8ff 100 PROVIDE_HIDDEN (__init_array_end = .);
bogdanm 0:9b334a45a8ff 101
bogdanm 0:9b334a45a8ff 102
bogdanm 0:9b334a45a8ff 103 . = ALIGN(4);
bogdanm 0:9b334a45a8ff 104 /* finit data */
bogdanm 0:9b334a45a8ff 105 PROVIDE_HIDDEN (__fini_array_start = .);
bogdanm 0:9b334a45a8ff 106 KEEP(*(SORT(.fini_array.*)))
bogdanm 0:9b334a45a8ff 107 KEEP(*(.fini_array))
bogdanm 0:9b334a45a8ff 108 PROVIDE_HIDDEN (__fini_array_end = .);
bogdanm 0:9b334a45a8ff 109
bogdanm 0:9b334a45a8ff 110 KEEP(*(.jcr*))
bogdanm 0:9b334a45a8ff 111 . = ALIGN(4);
bogdanm 0:9b334a45a8ff 112 /* All data end */
bogdanm 0:9b334a45a8ff 113 __data_end__ = .;
bogdanm 0:9b334a45a8ff 114 _edata = .;
bogdanm 0:9b334a45a8ff 115
bogdanm 0:9b334a45a8ff 116 } > RAM
bogdanm 0:9b334a45a8ff 117
bogdanm 0:9b334a45a8ff 118 .bss :
bogdanm 0:9b334a45a8ff 119 {
bogdanm 0:9b334a45a8ff 120 . = ALIGN(4);
bogdanm 0:9b334a45a8ff 121 __bss_start__ = .;
bogdanm 0:9b334a45a8ff 122 _sbss = .;
bogdanm 0:9b334a45a8ff 123 *(.bss*)
bogdanm 0:9b334a45a8ff 124 *(COMMON)
bogdanm 0:9b334a45a8ff 125 . = ALIGN(4);
bogdanm 0:9b334a45a8ff 126 __bss_end__ = .;
bogdanm 0:9b334a45a8ff 127 _ebss = .;
bogdanm 0:9b334a45a8ff 128 } > RAM
bogdanm 0:9b334a45a8ff 129
bogdanm 0:9b334a45a8ff 130 .heap (COPY):
bogdanm 0:9b334a45a8ff 131 {
bogdanm 0:9b334a45a8ff 132 __end__ = .;
bogdanm 0:9b334a45a8ff 133 end = __end__;
bogdanm 0:9b334a45a8ff 134 *(.heap*)
bogdanm 0:9b334a45a8ff 135 __HeapLimit = .;
bogdanm 0:9b334a45a8ff 136 } > RAM
bogdanm 0:9b334a45a8ff 137
bogdanm 0:9b334a45a8ff 138 /* .stack_dummy section doesn't contains any symbols. It is only
bogdanm 0:9b334a45a8ff 139 * used for linker to calculate size of stack sections, and assign
bogdanm 0:9b334a45a8ff 140 * values to stack symbols later */
bogdanm 0:9b334a45a8ff 141 .stack_dummy (COPY):
bogdanm 0:9b334a45a8ff 142 {
bogdanm 0:9b334a45a8ff 143 *(.stack*)
bogdanm 0:9b334a45a8ff 144 } > RAM
bogdanm 0:9b334a45a8ff 145
bogdanm 0:9b334a45a8ff 146 /* Set stack top to end of RAM, and stack limit move down by
bogdanm 0:9b334a45a8ff 147 * size of stack_dummy section */
bogdanm 0:9b334a45a8ff 148 __StackTop = ORIGIN(RAM) + LENGTH(RAM);
bogdanm 0:9b334a45a8ff 149 _estack = __StackTop;
bogdanm 0:9b334a45a8ff 150 __StackLimit = __StackTop - SIZEOF(.stack_dummy);
bogdanm 0:9b334a45a8ff 151 PROVIDE(__stack = __StackTop);
bogdanm 0:9b334a45a8ff 152
bogdanm 0:9b334a45a8ff 153 /* Check if data + heap + stack exceeds RAM limit */
bogdanm 0:9b334a45a8ff 154 ASSERT(__StackLimit >= __HeapLimit, "region RAM overflowed with stack")
bogdanm 0:9b334a45a8ff 155 }