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Re: STM32, RedBoot and memory

Hi Carlo

Carlo Caione wrote:

> I configured again RedBoot disabling both CYGOPT_REDBOOT_FIS_REDBOOT and
> CYGOPT_REDBOOT_FIS_REDBOOT_POST, and it seems ok...
> Now I have:
> 
> RedBoot> fis list
> Name              FLASH addr  Mem addr    Length      Entry point
> FIS directory     0x64FE0000  0x64FE0000  0x0001F000  0x00000000
> RedBoot config    0x64FFF000  0x64FFF000  0x00001000  0x00000000
> 
> RedBoot> fis free
>   0x08000000 .. 0x0805FFFF
>   0x64000000 .. 0x64FDFFFF
> 
> The only problem is that the available free space from 0x08000000 to 0x0805FFFF
> does not consider the RedBoot bootloader (that is in 0x08000000).

Ahh, yes. You will also need to inhibit management of the internal flash
by enabling CYGNUM_REDBOOT_FLASH_RESERVED_DEVICES with value "0x08000000".

If you can confirm correct behaviour with this additional configuration
change, I will update redboot_ROM.ecm accordingly.

John Dallaway
eCos maintainer

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