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Diff: TARGET_LPC1768/TOOLCHAIN_GCC_ARM/LPC1768.ld
- Revision:
- 65:5798e58a58b1
- Parent:
- 64:e3affc9e7238
- Child:
- 66:9c8f0e3462fb
--- a/TARGET_LPC1768/TOOLCHAIN_GCC_ARM/LPC1768.ld Mon Aug 05 12:28:09 2013 +0300 +++ b/TARGET_LPC1768/TOOLCHAIN_GCC_ARM/LPC1768.ld Mon Aug 12 13:17:46 2013 +0300 @@ -1,149 +1,149 @@ -/* Linker script for mbed LPC1768 */ - -/* Linker script to configure memory regions. */ -MEMORY -{ - FLASH (rx) : ORIGIN = 0x00000000, LENGTH = 512K - RAM (rwx) : ORIGIN = 0x100000C8, LENGTH = 0x7F38 - - USB_RAM(rwx) : ORIGIN = 0x2007C000, LENGTH = 16K - ETH_RAM(rwx) : ORIGIN = 0x20080000, LENGTH = 16K -} - -/* Linker script to place sections and symbol values. Should be used together - * with other linker script that defines memory regions FLASH and RAM. - * It references following symbols, which must be defined in code: - * Reset_Handler : Entry of reset handler - * - * It defines following symbols, which code can use without definition: - * __exidx_start - * __exidx_end - * __etext - * __data_start__ - * __preinit_array_start - * __preinit_array_end - * __init_array_start - * __init_array_end - * __fini_array_start - * __fini_array_end - * __data_end__ - * __bss_start__ - * __bss_end__ - * __end__ - * end - * __HeapLimit - * __StackLimit - * __StackTop - * __stack - */ -ENTRY(Reset_Handler) - -SECTIONS -{ - .text : - { - KEEP(*(.isr_vector)) - *(.text*) - - KEEP(*(.init)) - KEEP(*(.fini)) - - /* .ctors */ - *crtbegin.o(.ctors) - *crtbegin?.o(.ctors) - *(EXCLUDE_FILE(*crtend?.o *crtend.o) .ctors) - *(SORT(.ctors.*)) - *(.ctors) - - /* .dtors */ - *crtbegin.o(.dtors) - *crtbegin?.o(.dtors) - *(EXCLUDE_FILE(*crtend?.o *crtend.o) .dtors) - *(SORT(.dtors.*)) - *(.dtors) - - *(.rodata*) - - KEEP(*(.eh_frame*)) - } > FLASH - - .ARM.extab : - { - *(.ARM.extab* .gnu.linkonce.armextab.*) - } > FLASH - - __exidx_start = .; - .ARM.exidx : - { - *(.ARM.exidx* .gnu.linkonce.armexidx.*) - } > FLASH - __exidx_end = .; - - __etext = .; - - .data : AT (__etext) - { - __data_start__ = .; - *(vtable) - *(.data*) - - . = ALIGN(4); - /* preinit data */ - PROVIDE (__preinit_array_start = .); - KEEP(*(.preinit_array)) - PROVIDE (__preinit_array_end = .); - - . = ALIGN(4); - /* init data */ - PROVIDE (__init_array_start = .); - KEEP(*(SORT(.init_array.*))) - KEEP(*(.init_array)) - PROVIDE (__init_array_end = .); - - - . = ALIGN(4); - /* finit data */ - PROVIDE (__fini_array_start = .); - KEEP(*(SORT(.fini_array.*))) - KEEP(*(.fini_array)) - PROVIDE (__fini_array_end = .); - - . = ALIGN(4); - /* All data end */ - __data_end__ = .; - - } > RAM - - .bss : - { - __bss_start__ = .; - *(.bss*) - *(COMMON) - __bss_end__ = .; - } > RAM - - .heap : - { - __end__ = .; - end = __end__; - *(.heap*) - __HeapLimit = .; - } > RAM - - /* .stack_dummy section doesn't contains any symbols. It is only - * used for linker to calculate size of stack sections, and assign - * values to stack symbols later */ - .stack_dummy : - { - *(.stack) - } > RAM - - /* Set stack top to end of RAM, and stack limit move down by - * size of stack_dummy section */ - __StackTop = ORIGIN(RAM) + LENGTH(RAM); - __StackLimit = __StackTop - SIZEOF(.stack_dummy); - PROVIDE(__stack = __StackTop); - - /* Check if data + heap + stack exceeds RAM limit */ - ASSERT(__StackLimit >= __HeapLimit, "region RAM overflowed with stack") -} +/* Linker script for mbed LPC1768 */ + +/* Linker script to configure memory regions. */ +MEMORY +{ + FLASH (rx) : ORIGIN = 0x00000000, LENGTH = 512K + RAM (rwx) : ORIGIN = 0x100000C8, LENGTH = 0x7F38 + + USB_RAM(rwx) : ORIGIN = 0x2007C000, LENGTH = 16K + ETH_RAM(rwx) : ORIGIN = 0x20080000, LENGTH = 16K +} + +/* Linker script to place sections and symbol values. Should be used together + * with other linker script that defines memory regions FLASH and RAM. + * It references following symbols, which must be defined in code: + * Reset_Handler : Entry of reset handler + * + * It defines following symbols, which code can use without definition: + * __exidx_start + * __exidx_end + * __etext + * __data_start__ + * __preinit_array_start + * __preinit_array_end + * __init_array_start + * __init_array_end + * __fini_array_start + * __fini_array_end + * __data_end__ + * __bss_start__ + * __bss_end__ + * __end__ + * end + * __HeapLimit + * __StackLimit + * __StackTop + * __stack + */ +ENTRY(Reset_Handler) + +SECTIONS +{ + .text : + { + KEEP(*(.isr_vector)) + *(.text*) + + KEEP(*(.init)) + KEEP(*(.fini)) + + /* .ctors */ + *crtbegin.o(.ctors) + *crtbegin?.o(.ctors) + *(EXCLUDE_FILE(*crtend?.o *crtend.o) .ctors) + *(SORT(.ctors.*)) + *(.ctors) + + /* .dtors */ + *crtbegin.o(.dtors) + *crtbegin?.o(.dtors) + *(EXCLUDE_FILE(*crtend?.o *crtend.o) .dtors) + *(SORT(.dtors.*)) + *(.dtors) + + *(.rodata*) + + KEEP(*(.eh_frame*)) + } > FLASH + + .ARM.extab : + { + *(.ARM.extab* .gnu.linkonce.armextab.*) + } > FLASH + + __exidx_start = .; + .ARM.exidx : + { + *(.ARM.exidx* .gnu.linkonce.armexidx.*) + } > FLASH + __exidx_end = .; + + __etext = .; + + .data : AT (__etext) + { + __data_start__ = .; + *(vtable) + *(.data*) + + . = ALIGN(4); + /* preinit data */ + PROVIDE (__preinit_array_start = .); + KEEP(*(.preinit_array)) + PROVIDE (__preinit_array_end = .); + + . = ALIGN(4); + /* init data */ + PROVIDE (__init_array_start = .); + KEEP(*(SORT(.init_array.*))) + KEEP(*(.init_array)) + PROVIDE (__init_array_end = .); + + + . = ALIGN(4); + /* finit data */ + PROVIDE (__fini_array_start = .); + KEEP(*(SORT(.fini_array.*))) + KEEP(*(.fini_array)) + PROVIDE (__fini_array_end = .); + + . = ALIGN(4); + /* All data end */ + __data_end__ = .; + + } > RAM + + .bss : + { + __bss_start__ = .; + *(.bss*) + *(COMMON) + __bss_end__ = .; + } > RAM + + .heap : + { + __end__ = .; + end = __end__; + *(.heap*) + __HeapLimit = .; + } > RAM + + /* .stack_dummy section doesn't contains any symbols. It is only + * used for linker to calculate size of stack sections, and assign + * values to stack symbols later */ + .stack_dummy : + { + *(.stack) + } > RAM + + /* Set stack top to end of RAM, and stack limit move down by + * size of stack_dummy section */ + __StackTop = ORIGIN(RAM) + LENGTH(RAM); + __StackLimit = __StackTop - SIZEOF(.stack_dummy); + PROVIDE(__stack = __StackTop); + + /* Check if data + heap + stack exceeds RAM limit */ + ASSERT(__StackLimit >= __HeapLimit, "region RAM overflowed with stack") +}