arm_gcc_link脚本（32F407VGT6U）没有传递正确的fnVector表地址。使用下面的脚本，MCU没有复位到正确的位置。fnVector表位于ROM地址0x08010000
OUTPUT_FORMAT ("elf32-littlearm", "elf32-bigarm", "elf32-littlearm")
/* Internal Memory Map*/
MEMORY
{
rom (rx) : ORIGIN = 0x08010000, LENGTH = 1024k - 64k
ram (rwx) : ORIGIN = 0x20000000, LENGTH = 128k
ram1 (rwx) : ORIGIN = 0x10000000, LENGTH = 64k
}
_estack = ORIGIN(ram) + LENGTH(ram) -8; /* -8 keeps older bootloaders (before 2.0.2-HAL) happy */
SECTIONS
{
.text :
{
PROVIDE(_linker_isr_loc = .);
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_fram e*))
} > rom
.ARM.extab :
{
*(.ARM.extab* .gnu.linkonce.armextab.*)
} > rom
__exidx_start = .;
.ARM.exidx :
{
*(.ARM.exidx* .gnu.linkonce.armexidx.*)
} > rom
__exidx_end = .;
__etext = .;
/* _sidata is used in coide startup code */
_sidata = __etext;
.data :
{
__data_start__ = .;
/* _sdata is used in coide startup code */
_sdata = __data_start__;
*(vtable)
*(.data*)
. = ALIGN(4);
/* preinit data */
PROVIDE_HIDDEN (__preinit_array_start = .);
KEEP(*(.preinit_array))
PROVIDE_HIDDEN (__preinit_array_end = .);
. = ALIGN(4);
/* init data */
PROVIDE_HIDDEN (__init_array_start = .);
KEEP(*(SORT(.init_array.*)))
KEEP(*(.init_array))
PROVIDE_HIDDEN (__init_array_end = .);
. = ALIGN(4);
/* finit data */
PROVIDE_HIDDEN (__fini_array_start = .);
KEEP(*(SORT(.fini_array.*)))
KEEP(*(.fini_array))
PROVIDE_HIDDEN (__fini_array_end = .);
KEEP(*(.jcr*))
. = ALIGN(4);
/* All data end */
__data_end__ = .;
/* _edata is used in coide startup code */
_edata = __data_end__;
} > ram AT > rom
.bss :
{
. = ALIGN(4);
__bss_start__ = .;
_sbss = __bss_start__;
*(.bss*)
*(COMMON)
. = ALIGN(4);
__bss_end__ = .;
_ebss = __bss_end__;
} > ram
.heap (COPY):
{
__end__ = .;
_end = __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 */
.co_stack (NOLOAD):
{
. = ALIGN(8);
*(.co_stack .co_stack.*)
} > ram
.ccm (NOLOAD) : {
. = ALIGN(4);
_sccmram = .;
*(.ccm)
. = ALIGN(4);
_eccmram = .;
}>ram1
/* 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(.co_stack);
PROVIDE(__stack = __StackTop);
/* Check if data + heap + stack exceeds ram limit */
ASSERT(__StackLimit >= __HeapLimit, "region ram overflowed with stack")
}
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