Thanks Andrei,
I thought 0x08000000 was common across all F4s.
Rgds,
Juan.
On Thu, 21 Jan 2021, at 10:41 PM, Mr. Andrei Chichak wrote:
> Hi Juan,
>
> On the original stm32f4 board for this BSP (STM32F407 on a STMF4
> Discovery board), the FLASH memory resides at 0x0.
>
> I have a BSP for STM32F767 and its FLASH is located at 0x0800 0000 as
> you have in the 429. It works.
>
> Andrei
>
> > On 2021-January-21, at 14:02, Juan Solano <j...@jsolano.com> wrote:
> >
> > Hi all,
> >
> > I had to update the flash address of the linker script to be able to use
> > the stm32f4 bsp with my Nucleo board (stm32f429zi). Flash resides at
> > 0x08000000, and it is aliased also at 0x0. I made it work with my gdb
> > environment just by changing the ROM address to the actual flash address in
> > the chip.
> >
> > We can always use tools that flash it at the correct location,
> > independently of what the linker script says, but Is there a reason why in
> > RTEMS the 0x0 address is used?
> >
> > --- a/c/src/lib/libbsp/arm/stm32f4/startup/linkcmds.stm32f4
> > +++ b/c/src/lib/libbsp/arm/stm32f4/startup/linkcmds.stm32f4
> > @@ -1,6 +1,6 @@
> > MEMORY {
> > RAM_INT : ORIGIN = 0x20000000, LENGTH = 128k
> > - ROM_INT : ORIGIN = 0x00000000, LENGTH = 1M
> > + ROM_INT : ORIGIN = 0x08000000, LENGTH = 1M
> >
> > Thanks,
> > Juan.
> > _______________________________________________
> > devel mailing list
> > devel@rtems.org
> > http://lists.rtems.org/mailman/listinfo/devel
>
>
>
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