I think I have found the problem but I don't
understand it very well. It seem that msp430-jtag
restart the mcu and it have time to erase the section
@ 0x6000 (did in the very first line of code) before I
read it. Is there someone who know how msp430-jtag
work? Is it a possible explanation?
--- Frederic Beaulieu <fr...@yahoo.com> wrote:
> Hello all,
> I have a little problem with the msp430-jtag
> application. I work on a F169 mcu and I want to
> write data in flash @ address 0x6000 (see my
> ldscript
> in attachment). I see the data written with gdb but
> not with:
> > msp430-jtag -u0x6000 -s0x100
>
> If I write it @0x8800, there is no problem with the
> two methods. I cannot understand why data are not
> seen
> by msp430-jtag @ 0x6000.
>
> Is there someone who understand this behaviour?
> Thanks a lot in advance!
>
> ----------------------------------------------
>
OUTPUT_FORMAT("elf32-msp430","elf32-msp430","elf32-msp430")
> OUTPUT_ARCH(msp:16)
> MEMORY
> {
> logrssi (rw) : ORIGIN = 0x8c00, LENGTH =
> 0x73e0
> logerror (rw) : ORIGIN = 0x8800, LENGTH =
> 0x0400
> logevent (rw) : ORIGIN = 0x6000, LENGTH =
> 0x2800
> text (rx) : ORIGIN = 0x1100,
> LENGTH = 0x4f00
> data (rwx) : ORIGIN = 0x0200,
> LENGTH = 0x07ff
> vectors (rw) : ORIGIN = 0xffe0, LENGTH =
> 0x20
> bootloader (rx) : ORIGIN = 0x0c00, LENGTH = 1K
> infomem (rx) : ORIGIN = 0x1000, LENGTH
> = 256
> infomemnobits (rx) : ORIGIN = 0x1000, LENGTH =
> 256
> }
> SECTIONS
> {
> /* Read-only sections, merged into text segment.
> */
> .hash : { *(.hash) }
> .dynsym : { *(.dynsym) }
> .dynstr : { *(.dynstr) }
> .gnu.version : { *(.gnu.version) }
> .gnu.version_d : { *(.gnu.version_d) }
> .gnu.version_r : { *(.gnu.version_r) }
> .rel.init : { *(.rel.init) }
> .rela.init : { *(.rela.init) }
> .rel.text :
> {
> *(.rel.text)
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> *(.rel.gnu.linkonce.t*)
> }
> .rela.text :
> {
> *(.rela.text)
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> }
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> .rel.rodata :
> {
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> *(.rel.rodata.*)
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> }
> .rela.rodata :
> {
> *(.rela.rodata)
> *(.rela.rodata.*)
> *(.rela.gnu.linkonce.r*)
> }
> .rel.data :
> {
> *(.rel.data)
> *(.rel.data.*)
> *(.rel.gnu.linkonce.d*)
> }
> .rela.data :
> {
> *(.rela.data)
> *(.rela.data.*)
> *(.rela.gnu.linkonce.d*)
> }
> .rel.ctors : { *(.rel.ctors) }
> .rela.ctors : { *(.rela.ctors) }
> .rel.dtors : { *(.rel.dtors) }
> .rela.dtors : { *(.rela.dtors) }
> .rel.got : { *(.rel.got) }
> .rela.got : { *(.rela.got) }
> .rel.bss : { *(.rel.bss) }
> .rela.bss : { *(.rela.bss) }
> .rel.plt : { *(.rel.plt) }
> .rela.plt : { *(.rela.plt) }
> /* Internal text space. */
> .logrssi : { *(.logrssi) }
> .logerror : { *(.logerror) }
> .logevent : { *(.logevent) }
> .text :
> {
> . = ALIGN(2);
> *(.init)
> *(.init0) /* Start here after reset. */
> *(.init1)
> *(.init2) /* Copy data loop */
> *(.init3)
> *(.init4) /* Clear bss */
> *(.init5)
> *(.init6) /* C++ constructors. */
> *(.init7)
> *(.init8)
> *(.init9) /* Call main(). */
> __ctors_start = . ;
> *(.ctors)
> __ctors_end = . ;
> __dtors_start = . ;
> *(.dtors)
> __dtors_end = . ;
> . = ALIGN(2);
> *(.text)
> . = ALIGN(2);
> *(.text.*)
> . = ALIGN(2);
> *(.fini9) /* */
> *(.fini8)
> *(.fini7)
> *(.fini6) /* C++ destructors. */
> *(.fini5)
> *(.fini4)
> *(.fini3)
> *(.fini2)
> *(.fini1)
> *(.fini0) /* Infinite loop after program
> termination. */
> *(.fini)
> _etext = .;
> } > text
> .data : AT (ADDR (.text) + SIZEOF (.text))
> {
> PROVIDE (__data_start = .) ;
> . = ALIGN(2);
> *(.data)
> . = ALIGN(2);
> *(.gnu.linkonce.d*)
> . = ALIGN(2);
> _edata = . ;
> } > data
> /* Bootloader. */
> .bootloader :
> {
> PROVIDE (__boot_start = .) ;
> *(.bootloader)
> . = ALIGN(2);
> *(.bootloader.*)
> } > bootloader
> /* Information memory. */
> .infomem :
> {
> *(.infomem)
> . = ALIGN(2);
> *(.infomem.*)
> } > infomem
> /* Information memory (not loaded into MPU). */
> .infomemnobits :
> {
> *(.infomemnobits)
> . = ALIGN(2);
> *(.infomemnobits.*)
> } > infomemnobits
> .bss SIZEOF(.data) + ADDR(.data) :
> {
> PROVIDE (__bss_start = .) ;
> *(.bss)
> *(COMMON)
> PROVIDE (__bss_end = .) ;
> _end = . ;
> } > data
> .noinit SIZEOF(.bss) + ADDR(.bss) :
> {
> PROVIDE (__noinit_start = .) ;
> *(.noinit)
> *(COMMON)
> PROVIDE (__noinit_end = .) ;
> _end = . ;
> } > data
> .vectors :
> {
> PROVIDE (__vectors_start = .) ;
> *(.vectors*)
> _vectors_end = . ;
> } > vectors
> /* Stabs debugging sections. */
> .stab 0 : { *(.stab) }
> .stabstr 0 : { *(.stabstr) }
> .stab.excl 0 : { *(.stab.excl) }
> .stab.exclstr 0 : { *(.stab.exclstr) }
> .stab.index 0 : { *(.stab.index) }
> .stab.indexstr 0 : { *(.stab.indexstr) }
> .comment 0 : { *(.comment) }
> /* DWARF debug sections.
> Symbols in the DWARF debugging sections are
> relative to the beginning
> of the section so we begin them at 0. */
> /* DWARF 1 */
> .debug 0 : { *(.debug) }
> .line 0 : { *(.line) }
> /* GNU DWARF 1 extensions */
> .debug_srcinfo 0 : { *(.debug_srcinfo) }
> .debug_sfnames 0 : { *(.debug_sfnames) }
> /* DWARF 1.1 and DWARF 2 */
> .debug_aranges 0 : { *(.debug_aranges) }
> .debug_pubnames 0 : { *(.debug_pubnames) }
> /* DWARF 2 */
> .debug_info 0 : { *(.debug_info)
> *(.gnu.linkonce.wi.*) }
> .debug_abbrev 0 : { *(.debug_abbrev) }
> .debug_line 0 : { *(.debug_line) }
> .debug_frame 0 : { *(.debug_frame) }
> .debug_str 0 : { *(.debug_str) }
> .debug_loc 0 : { *(.debug_loc) }
> .debug_macinfo 0 : { *(.debug_macinfo) }
> PROVIDE (__stack = 0xa00) ;
> PROVIDE (__data_start_rom = _etext) ;
> PROVIDE (__data_end_rom = _etext + SIZEOF
> (.data))
> ;
> PROVIDE (__noinit_start_rom = _etext + SIZEOF
> (.data)) ;
> PROVIDE (__noinit_end_rom = _etext + SIZEOF
> (.data)
> + SIZEOF (.noinit)) ;
> PROVIDE (__subdevice_has_heap = 0) ;
> }
>
>
>
>
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