mbed official / mbed

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

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mbed 2

This is the mbed 2 library. If you'd like to learn about Mbed OS please see the mbed-os docs.

TARGET_B96B_F446VE/TOOLCHAIN_GCC_ARM/STM32F446XE.ld@136:ef9c61f8c49f, 2017-02-14 (annotated)

Committer:
Kojto
Date:
Tue Feb 14 11:24:20 2017 +0000
Revision:
136:ef9c61f8c49f
Parent:
112:6f327212ef96
Child:
154:fb8e0ae1cceb
Release 136 of the mbed library



Ports for Upcoming Targets





Fixes and Changes



3432: Target STM USBHOST support https://github.com/ARMmbed/mbed-os/pull/3432

3181: NUCLEO_F207ZG extending PeripheralPins.c: all available alternate functions can be used now https://github.com/ARMmbed/mbed-os/pull/3181

3626: NUCLEO_F412ZG : Add USB Device +Host https://github.com/ARMmbed/mbed-os/pull/3626

3628: Fix warnings https://github.com/ARMmbed/mbed-os/pull/3628

3629: STM32: L0 LL layer https://github.com/ARMmbed/mbed-os/pull/3629

3632: IDE Export support for platform VK_RZ_A1H https://github.com/ARMmbed/mbed-os/pull/3632

3642: Missing IRQ pin fix for platform VK_RZ_A1H https://github.com/ARMmbed/mbed-os/pull/3642

3664: Fix ncs36510 sleep definitions https://github.com/ARMmbed/mbed-os/pull/3664

3655: [STM32F4] Modify folder structure https://github.com/ARMmbed/mbed-os/pull/3655

3657: [STM32L4] Modify folder structure https://github.com/ARMmbed/mbed-os/pull/3657

3658: [STM32F3] Modify folder structure https://github.com/ARMmbed/mbed-os/pull/3658

3685: STM32: I2C: reset state machine https://github.com/ARMmbed/mbed-os/pull/3685

3692: uVisor: Standardize available legacy heap and stack https://github.com/ARMmbed/mbed-os/pull/3692

3621: Fix for #2884, LPC824: export to LPCXpresso, target running with wron https://github.com/ARMmbed/mbed-os/pull/3621

3649: [STM32F7] Modify folder structure  https://github.com/ARMmbed/mbed-os/pull/3649

3695: Enforce device_name is valid in targets.json https://github.com/ARMmbed/mbed-os/pull/3695

3723: NCS36510: spi_format function bug fix https://github.com/ARMmbed/mbed-os/pull/3723

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Kojto 112:6f327212ef96 1 /* Linker script to configure memory regions. */
Kojto 112:6f327212ef96 2 MEMORY
Kojto 112:6f327212ef96 3 {
Kojto 112:6f327212ef96 4 FLASH (rx) : ORIGIN = 0x08000000, LENGTH = 512K
Kojto 112:6f327212ef96 5 RAM (rwx) : ORIGIN = 0x200001C4, LENGTH = 128k - 0x1C4
Kojto 112:6f327212ef96 6 }
Kojto 112:6f327212ef96 7
Kojto 112:6f327212ef96 8 /* Linker script to place sections and symbol values. Should be used together
Kojto 112:6f327212ef96 9 * with other linker script that defines memory regions FLASH and RAM.
Kojto 112:6f327212ef96 10 * It references following symbols, which must be defined in code:
Kojto 112:6f327212ef96 11 * Reset_Handler : Entry of reset handler
Kojto 112:6f327212ef96 12 *
Kojto 112:6f327212ef96 13 * It defines following symbols, which code can use without definition:
Kojto 112:6f327212ef96 14 * __exidx_start
Kojto 112:6f327212ef96 15 * __exidx_end
Kojto 112:6f327212ef96 16 * __etext
Kojto 112:6f327212ef96 17 * __data_start__
Kojto 112:6f327212ef96 18 * __preinit_array_start
Kojto 112:6f327212ef96 19 * __preinit_array_end
Kojto 112:6f327212ef96 20 * __init_array_start
Kojto 112:6f327212ef96 21 * __init_array_end
Kojto 112:6f327212ef96 22 * __fini_array_start
Kojto 112:6f327212ef96 23 * __fini_array_end
Kojto 112:6f327212ef96 24 * __data_end__
Kojto 112:6f327212ef96 25 * __bss_start__
Kojto 112:6f327212ef96 26 * __bss_end__
Kojto 112:6f327212ef96 27 * __end__
Kojto 112:6f327212ef96 28 * end
Kojto 112:6f327212ef96 29 * __HeapLimit
Kojto 112:6f327212ef96 30 * __StackLimit
Kojto 112:6f327212ef96 31 * __StackTop
Kojto 112:6f327212ef96 32 * __stack
Kojto 112:6f327212ef96 33 * _estack
Kojto 112:6f327212ef96 34 */
Kojto 112:6f327212ef96 35 ENTRY(Reset_Handler)
Kojto 112:6f327212ef96 36
Kojto 112:6f327212ef96 37 SECTIONS
Kojto 112:6f327212ef96 38 {
Kojto 112:6f327212ef96 39 .text :
Kojto 112:6f327212ef96 40 {
Kojto 112:6f327212ef96 41 KEEP(*(.isr_vector))
Kojto 112:6f327212ef96 42 *(.text*)
Kojto 112:6f327212ef96 43 KEEP(*(.init))
Kojto 112:6f327212ef96 44 KEEP(*(.fini))
Kojto 112:6f327212ef96 45
Kojto 112:6f327212ef96 46 /* .ctors */
Kojto 112:6f327212ef96 47 *crtbegin.o(.ctors)
Kojto 112:6f327212ef96 48 *crtbegin?.o(.ctors)
Kojto 112:6f327212ef96 49 *(EXCLUDE_FILE(*crtend?.o *crtend.o) .ctors)
Kojto 112:6f327212ef96 50 *(SORT(.ctors.*))
Kojto 112:6f327212ef96 51 *(.ctors)
Kojto 112:6f327212ef96 52
Kojto 112:6f327212ef96 53 /* .dtors */
Kojto 112:6f327212ef96 54 *crtbegin.o(.dtors)
Kojto 112:6f327212ef96 55 *crtbegin?.o(.dtors)
Kojto 112:6f327212ef96 56 *(EXCLUDE_FILE(*crtend?.o *crtend.o) .dtors)
Kojto 112:6f327212ef96 57 *(SORT(.dtors.*))
Kojto 112:6f327212ef96 58 *(.dtors)
Kojto 112:6f327212ef96 59
Kojto 112:6f327212ef96 60 *(.rodata*)
Kojto 112:6f327212ef96 61
Kojto 112:6f327212ef96 62 KEEP(*(.eh_frame*))
Kojto 112:6f327212ef96 63 } > FLASH
Kojto 112:6f327212ef96 64
Kojto 112:6f327212ef96 65 .ARM.extab :
Kojto 112:6f327212ef96 66 {
Kojto 112:6f327212ef96 67 *(.ARM.extab* .gnu.linkonce.armextab.*)
Kojto 112:6f327212ef96 68 } > FLASH
Kojto 112:6f327212ef96 69
Kojto 112:6f327212ef96 70 __exidx_start = .;
Kojto 112:6f327212ef96 71 .ARM.exidx :
Kojto 112:6f327212ef96 72 {
Kojto 112:6f327212ef96 73 *(.ARM.exidx* .gnu.linkonce.armexidx.*)
Kojto 112:6f327212ef96 74 } > FLASH
Kojto 112:6f327212ef96 75 __exidx_end = .;
Kojto 112:6f327212ef96 76
Kojto 112:6f327212ef96 77 __etext = .;
Kojto 112:6f327212ef96 78 _sidata = .;
Kojto 112:6f327212ef96 79
Kojto 112:6f327212ef96 80 .data : AT (__etext)
Kojto 112:6f327212ef96 81 {
Kojto 112:6f327212ef96 82 __data_start__ = .;
Kojto 112:6f327212ef96 83 _sdata = .;
Kojto 112:6f327212ef96 84 *(vtable)
Kojto 112:6f327212ef96 85 *(.data*)
Kojto 112:6f327212ef96 86
Kojto 112:6f327212ef96 87 . = ALIGN(4);
Kojto 112:6f327212ef96 88 /* preinit data */
Kojto 112:6f327212ef96 89 PROVIDE_HIDDEN (__preinit_array_start = .);
Kojto 112:6f327212ef96 90 KEEP(*(.preinit_array))
Kojto 112:6f327212ef96 91 PROVIDE_HIDDEN (__preinit_array_end = .);
Kojto 112:6f327212ef96 92
Kojto 112:6f327212ef96 93 . = ALIGN(4);
Kojto 112:6f327212ef96 94 /* init data */
Kojto 112:6f327212ef96 95 PROVIDE_HIDDEN (__init_array_start = .);
Kojto 112:6f327212ef96 96 KEEP(*(SORT(.init_array.*)))
Kojto 112:6f327212ef96 97 KEEP(*(.init_array))
Kojto 112:6f327212ef96 98 PROVIDE_HIDDEN (__init_array_end = .);
Kojto 112:6f327212ef96 99
Kojto 112:6f327212ef96 100
Kojto 112:6f327212ef96 101 . = ALIGN(4);
Kojto 112:6f327212ef96 102 /* finit data */
Kojto 112:6f327212ef96 103 PROVIDE_HIDDEN (__fini_array_start = .);
Kojto 112:6f327212ef96 104 KEEP(*(SORT(.fini_array.*)))
Kojto 112:6f327212ef96 105 KEEP(*(.fini_array))
Kojto 112:6f327212ef96 106 PROVIDE_HIDDEN (__fini_array_end = .);
Kojto 112:6f327212ef96 107
Kojto 112:6f327212ef96 108 KEEP(*(.jcr*))
Kojto 112:6f327212ef96 109 . = ALIGN(4);
Kojto 112:6f327212ef96 110 /* All data end */
Kojto 112:6f327212ef96 111 __data_end__ = .;
Kojto 112:6f327212ef96 112 _edata = .;
Kojto 112:6f327212ef96 113
Kojto 112:6f327212ef96 114 } > RAM
Kojto 112:6f327212ef96 115
Kojto 112:6f327212ef96 116 .bss :
Kojto 112:6f327212ef96 117 {
Kojto 112:6f327212ef96 118 . = ALIGN(4);
Kojto 112:6f327212ef96 119 __bss_start__ = .;
Kojto 112:6f327212ef96 120 _sbss = .;
Kojto 112:6f327212ef96 121 *(.bss*)
Kojto 112:6f327212ef96 122 *(COMMON)
Kojto 112:6f327212ef96 123 . = ALIGN(4);
Kojto 112:6f327212ef96 124 __bss_end__ = .;
Kojto 112:6f327212ef96 125 _ebss = .;
Kojto 112:6f327212ef96 126 } > RAM
Kojto 112:6f327212ef96 127
Kojto 112:6f327212ef96 128 .heap (COPY):
Kojto 112:6f327212ef96 129 {
Kojto 112:6f327212ef96 130 __end__ = .;
Kojto 112:6f327212ef96 131 end = __end__;
Kojto 112:6f327212ef96 132 *(.heap*)
Kojto 112:6f327212ef96 133 __HeapLimit = .;
Kojto 112:6f327212ef96 134 } > RAM
Kojto 112:6f327212ef96 135
Kojto 112:6f327212ef96 136 /* .stack_dummy section doesn't contains any symbols. It is only
Kojto 112:6f327212ef96 137 * used for linker to calculate size of stack sections, and assign
Kojto 112:6f327212ef96 138 * values to stack symbols later */
Kojto 112:6f327212ef96 139 .stack_dummy (COPY):
Kojto 112:6f327212ef96 140 {
Kojto 112:6f327212ef96 141 *(.stack*)
Kojto 112:6f327212ef96 142 } > RAM
Kojto 112:6f327212ef96 143
Kojto 112:6f327212ef96 144 /* Set stack top to end of RAM, and stack limit move down by
Kojto 112:6f327212ef96 145 * size of stack_dummy section */
Kojto 112:6f327212ef96 146 __StackTop = ORIGIN(RAM) + LENGTH(RAM);
Kojto 112:6f327212ef96 147 _estack = __StackTop;
Kojto 112:6f327212ef96 148 __StackLimit = __StackTop - SIZEOF(.stack_dummy);
Kojto 112:6f327212ef96 149 PROVIDE(__stack = __StackTop);
Kojto 112:6f327212ef96 150
Kojto 112:6f327212ef96 151 /* Check if data + heap + stack exceeds RAM limit */
Kojto 112:6f327212ef96 152 ASSERT(__StackLimit >= __HeapLimit, "region RAM overflowed with stack")
Kojto 112:6f327212ef96 153 }