Thomas Lyp / DevLibMemoryController

Initial commit

Dependencies:   FastPWM

mbed-dev-master/targets/TARGET_STM/TARGET_STM32F4/TARGET_STM32F439xI/device/TOOLCHAIN_GCC_ARM/STM32F439ZI.ld@0:bb348c97df44, 2020-09-16 (annotated)

Committer:
lypinator
Date:
Wed Sep 16 01:11:49 2020 +0000
Revision:
0:bb348c97df44
Added PWM

Who changed what in which revision?

UserRevisionLine numberNew contents of line
lypinator 0:bb348c97df44 1 #if !defined(MBED_APP_START)
lypinator 0:bb348c97df44 2 #define MBED_APP_START 0x08000000
lypinator 0:bb348c97df44 3 #endif
lypinator 0:bb348c97df44 4
lypinator 0:bb348c97df44 5 #if !defined(MBED_APP_SIZE)
lypinator 0:bb348c97df44 6 #define MBED_APP_SIZE 2048k
lypinator 0:bb348c97df44 7 #endif
lypinator 0:bb348c97df44 8
lypinator 0:bb348c97df44 9 /* Linker script to configure memory regions. */
lypinator 0:bb348c97df44 10 MEMORY
lypinator 0:bb348c97df44 11 {
lypinator 0:bb348c97df44 12 FLASH (rx) : ORIGIN = MBED_APP_START, LENGTH = MBED_APP_SIZE
lypinator 0:bb348c97df44 13 CCM (rwx) : ORIGIN = 0x10000000, LENGTH = 64K
lypinator 0:bb348c97df44 14 RAM (rwx) : ORIGIN = 0x200001AC, LENGTH = 192k - 0x1AC
lypinator 0:bb348c97df44 15 }
lypinator 0:bb348c97df44 16
lypinator 0:bb348c97df44 17 /* Linker script to place sections and symbol values. Should be used together
lypinator 0:bb348c97df44 18 * with other linker script that defines memory regions FLASH and RAM.
lypinator 0:bb348c97df44 19 * It references following symbols, which must be defined in code:
lypinator 0:bb348c97df44 20 * Reset_Handler : Entry of reset handler
lypinator 0:bb348c97df44 21 *
lypinator 0:bb348c97df44 22 * It defines following symbols, which code can use without definition:
lypinator 0:bb348c97df44 23 * __exidx_start
lypinator 0:bb348c97df44 24 * __exidx_end
lypinator 0:bb348c97df44 25 * __etext
lypinator 0:bb348c97df44 26 * __data_start__
lypinator 0:bb348c97df44 27 * __preinit_array_start
lypinator 0:bb348c97df44 28 * __preinit_array_end
lypinator 0:bb348c97df44 29 * __init_array_start
lypinator 0:bb348c97df44 30 * __init_array_end
lypinator 0:bb348c97df44 31 * __fini_array_start
lypinator 0:bb348c97df44 32 * __fini_array_end
lypinator 0:bb348c97df44 33 * __data_end__
lypinator 0:bb348c97df44 34 * __bss_start__
lypinator 0:bb348c97df44 35 * __bss_end__
lypinator 0:bb348c97df44 36 * __end__
lypinator 0:bb348c97df44 37 * end
lypinator 0:bb348c97df44 38 * __HeapLimit
lypinator 0:bb348c97df44 39 * __StackLimit
lypinator 0:bb348c97df44 40 * __StackTop
lypinator 0:bb348c97df44 41 * __stack
lypinator 0:bb348c97df44 42 * _estack
lypinator 0:bb348c97df44 43 */
lypinator 0:bb348c97df44 44 ENTRY(Reset_Handler)
lypinator 0:bb348c97df44 45
lypinator 0:bb348c97df44 46 SECTIONS
lypinator 0:bb348c97df44 47 {
lypinator 0:bb348c97df44 48 .text :
lypinator 0:bb348c97df44 49 {
lypinator 0:bb348c97df44 50 KEEP(*(.isr_vector))
lypinator 0:bb348c97df44 51 *(.text*)
lypinator 0:bb348c97df44 52 KEEP(*(.init))
lypinator 0:bb348c97df44 53 KEEP(*(.fini))
lypinator 0:bb348c97df44 54
lypinator 0:bb348c97df44 55 /* .ctors */
lypinator 0:bb348c97df44 56 *crtbegin.o(.ctors)
lypinator 0:bb348c97df44 57 *crtbegin?.o(.ctors)
lypinator 0:bb348c97df44 58 *(EXCLUDE_FILE(*crtend?.o *crtend.o) .ctors)
lypinator 0:bb348c97df44 59 *(SORT(.ctors.*))
lypinator 0:bb348c97df44 60 *(.ctors)
lypinator 0:bb348c97df44 61
lypinator 0:bb348c97df44 62 /* .dtors */
lypinator 0:bb348c97df44 63 *crtbegin.o(.dtors)
lypinator 0:bb348c97df44 64 *crtbegin?.o(.dtors)
lypinator 0:bb348c97df44 65 *(EXCLUDE_FILE(*crtend?.o *crtend.o) .dtors)
lypinator 0:bb348c97df44 66 *(SORT(.dtors.*))
lypinator 0:bb348c97df44 67 *(.dtors)
lypinator 0:bb348c97df44 68
lypinator 0:bb348c97df44 69 *(.rodata*)
lypinator 0:bb348c97df44 70
lypinator 0:bb348c97df44 71 KEEP(*(.eh_frame*))
lypinator 0:bb348c97df44 72 } > FLASH
lypinator 0:bb348c97df44 73
lypinator 0:bb348c97df44 74 .ARM.extab :
lypinator 0:bb348c97df44 75 {
lypinator 0:bb348c97df44 76 *(.ARM.extab* .gnu.linkonce.armextab.*)
lypinator 0:bb348c97df44 77 } > FLASH
lypinator 0:bb348c97df44 78
lypinator 0:bb348c97df44 79 __exidx_start = .;
lypinator 0:bb348c97df44 80 .ARM.exidx :
lypinator 0:bb348c97df44 81 {
lypinator 0:bb348c97df44 82 *(.ARM.exidx* .gnu.linkonce.armexidx.*)
lypinator 0:bb348c97df44 83 } > FLASH
lypinator 0:bb348c97df44 84 __exidx_end = .;
lypinator 0:bb348c97df44 85
lypinator 0:bb348c97df44 86 __etext = .;
lypinator 0:bb348c97df44 87 _sidata = .;
lypinator 0:bb348c97df44 88
lypinator 0:bb348c97df44 89 .data : AT (__etext)
lypinator 0:bb348c97df44 90 {
lypinator 0:bb348c97df44 91 __data_start__ = .;
lypinator 0:bb348c97df44 92 _sdata = .;
lypinator 0:bb348c97df44 93 *(vtable)
lypinator 0:bb348c97df44 94 *(.data*)
lypinator 0:bb348c97df44 95
lypinator 0:bb348c97df44 96 . = ALIGN(4);
lypinator 0:bb348c97df44 97 /* preinit data */
lypinator 0:bb348c97df44 98 PROVIDE_HIDDEN (__preinit_array_start = .);
lypinator 0:bb348c97df44 99 KEEP(*(.preinit_array))
lypinator 0:bb348c97df44 100 PROVIDE_HIDDEN (__preinit_array_end = .);
lypinator 0:bb348c97df44 101
lypinator 0:bb348c97df44 102 . = ALIGN(4);
lypinator 0:bb348c97df44 103 /* init data */
lypinator 0:bb348c97df44 104 PROVIDE_HIDDEN (__init_array_start = .);
lypinator 0:bb348c97df44 105 KEEP(*(SORT(.init_array.*)))
lypinator 0:bb348c97df44 106 KEEP(*(.init_array))
lypinator 0:bb348c97df44 107 PROVIDE_HIDDEN (__init_array_end = .);
lypinator 0:bb348c97df44 108
lypinator 0:bb348c97df44 109
lypinator 0:bb348c97df44 110 . = ALIGN(4);
lypinator 0:bb348c97df44 111 /* finit data */
lypinator 0:bb348c97df44 112 PROVIDE_HIDDEN (__fini_array_start = .);
lypinator 0:bb348c97df44 113 KEEP(*(SORT(.fini_array.*)))
lypinator 0:bb348c97df44 114 KEEP(*(.fini_array))
lypinator 0:bb348c97df44 115 PROVIDE_HIDDEN (__fini_array_end = .);
lypinator 0:bb348c97df44 116
lypinator 0:bb348c97df44 117 KEEP(*(.jcr*))
lypinator 0:bb348c97df44 118 . = ALIGN(4);
lypinator 0:bb348c97df44 119 /* All data end */
lypinator 0:bb348c97df44 120 __data_end__ = .;
lypinator 0:bb348c97df44 121 _edata = .;
lypinator 0:bb348c97df44 122
lypinator 0:bb348c97df44 123 } > RAM
lypinator 0:bb348c97df44 124
lypinator 0:bb348c97df44 125 .bss :
lypinator 0:bb348c97df44 126 {
lypinator 0:bb348c97df44 127 . = ALIGN(4);
lypinator 0:bb348c97df44 128 __bss_start__ = .;
lypinator 0:bb348c97df44 129 _sbss = .;
lypinator 0:bb348c97df44 130 *(.bss*)
lypinator 0:bb348c97df44 131 *(COMMON)
lypinator 0:bb348c97df44 132 . = ALIGN(4);
lypinator 0:bb348c97df44 133 __bss_end__ = .;
lypinator 0:bb348c97df44 134 _ebss = .;
lypinator 0:bb348c97df44 135 } > RAM
lypinator 0:bb348c97df44 136
lypinator 0:bb348c97df44 137 .heap (COPY):
lypinator 0:bb348c97df44 138 {
lypinator 0:bb348c97df44 139 __end__ = .;
lypinator 0:bb348c97df44 140 end = __end__;
lypinator 0:bb348c97df44 141 *(.heap*)
lypinator 0:bb348c97df44 142 __HeapLimit = .;
lypinator 0:bb348c97df44 143 } > RAM
lypinator 0:bb348c97df44 144
lypinator 0:bb348c97df44 145 /* .stack_dummy section doesn't contains any symbols. It is only
lypinator 0:bb348c97df44 146 * used for linker to calculate size of stack sections, and assign
lypinator 0:bb348c97df44 147 * values to stack symbols later */
lypinator 0:bb348c97df44 148 .stack_dummy (COPY):
lypinator 0:bb348c97df44 149 {
lypinator 0:bb348c97df44 150 *(.stack*)
lypinator 0:bb348c97df44 151 } > RAM
lypinator 0:bb348c97df44 152
lypinator 0:bb348c97df44 153 /* Set stack top to end of RAM, and stack limit move down by
lypinator 0:bb348c97df44 154 * size of stack_dummy section */
lypinator 0:bb348c97df44 155 __StackTop = ORIGIN(RAM) + LENGTH(RAM);
lypinator 0:bb348c97df44 156 _estack = __StackTop;
lypinator 0:bb348c97df44 157 __StackLimit = __StackTop - SIZEOF(.stack_dummy);
lypinator 0:bb348c97df44 158 PROVIDE(__stack = __StackTop);
lypinator 0:bb348c97df44 159
lypinator 0:bb348c97df44 160 /* Check if data + heap + stack exceeds RAM limit */
lypinator 0:bb348c97df44 161 ASSERT(__StackLimit >= __HeapLimit, "region RAM overflowed with stack")
lypinator 0:bb348c97df44 162 }