[ECOS] Re: Redboot v2.04, IXP4XX and Flash v2

["Antonello Lombardinilo" <antonello at kasko dot it>]

Hi, 

thanks Tom. 

There is in flash_v2 branch some board that use
flash V2 API ? 

I see the arm et7, but the two flash chips are mutually exclusive. 

Antonello 



Tom Deconinck writes: 

> Hi, 
>
> Sorry, 
>
> I forgot to mention that you'll need to add the flash v2 packages to
> your ecos.db file so that they are known to the configuration system. 
>
> Also, the package that enables your flash support should implement
> CYGHWR_IO_FLASH_DEVICE, this will tell eCos how many flashes are
> available on your platform.
> I'm not sure which package it should be for your setup since I'm not
> familiar with your particular setup, maybe someone else can clarify
> ... 
>
> Tom 
>
>
> On Feb 5, 2008 12:06 PM, Antonello Lombardinilo <antonello@kasko.it> wrote:
> > Hi Tom, 
> >
> > i replace io/flash, dev/flash and redboot directories
> > with latest flash v2 snapshot from ecoscentric ftp server.
> > I made some change to compile:
> >  - add devs/flash/arm/kixrp435 directory;
> >  - replace redboot/current/include/redboot.h with original file 
> >
> > The compilation seems to work fine.
> > I try to enable FLASH_V2 support. I replace CYGPKG_DEVS_FLASH_STRATA
> > with CYGPKG_DEVS_FLASH_STRATA_V2 in ecos.db and
> > hal/arm/xscale/kixrp435/current/misc/redboot_RAM.ecm 
> >
> > When I try to import configuration I get a following error:
> > [root@AntoPC001 kixrp435_npe_RAM]# ecosconfig new kixrp435_npe redboot
> > U CYGHWR_HAL_ARM_XSCALE_CPU, new inferred value IXP43x
> > U CYGSEM_HAL_USE_ROM_MONITOR, new inferred value 0
> > U CYGIMP_HAL_COMMON_INTERRUPTS_USE_INTERRUPT_STACK, new inferred value 0
> > [root@AntoPC001 kixrp435_npe_RAM]# ecosconfig import
> > /home/antonello/projects/eCos/redboot-intel-ixp4xx-070320/packages/hal/arm/x
> > scale/kixrp435/current/misc/redboot_RAM.ecm
> > C CYGHWR_IO_FLASH_DEVICE, "requires" constraint not satisfied:
> > CYGHWR_IO_FLASH_DEVICE >= 1
> > C CYGPKG_DEVS_FLASH_KIXRP435, "requires" constraint not satisfied:
> > CYGPKG_DEVS_FLASH_STRATA_V2
> > [root@AntoPC001 kixrp435_npe_RAM]# 
> >
> > I want test flash v2 on kixrp435 board to make sure that the hardware works.
> > The kixrp435 board have 2 flash chips: strata flash and nand flash. 
> >
> > Antonello 
> >
> >
> > Tom Deconinck writes: 
> >
> > > Hi,
> > >
> > > The eCos Flash v2 code is in a separate repository. It's probably best
> > > to start from the latest of the trunk from ecos.sourceware.org
> > >
> > > You just have to replace the following directories with the ones from
> > > the flash v2 branch:
> > > io/flash
> > > dev/flash
> > > redboot
> > > fs/jffs2
> > > Using the flash v2 branch will make it possible to use 2 flashes.
> > >
> > > Tom
> > >
> > > On Feb 4, 2008 1:51 PM, Antonello Lombardinilo <antonello@kasko.it> wrote:
> > >> Hi all,
> > >>
> > >> I developed board based on Intel IXP435 Multi-Service
> > >> Residential Gateway Reference Platform (KIXRP435).
> > >>
> > >> Main difference is that my board have a 2 flash chip:
> > >> a 512 Kbytes boot flash and 16 Mbytes NAND flash.
> > >>
> > >> I succesfully ported Redboot v.2.04 with boot flash and
> > >> npe support on my board.
> > >> Now I would also manage NAND flash with FIS.
> > >> I readed about eCos/Redboot Flash V2 API, but I'am
> > >> confused because the Redboot src that I use are from
> > >> RedHat ftp source and not from ecos repository.
> > >>
> > >> Can someone suggest me how go ahead ?
> > >>
> > >>  Antonello
> > >>
> > >> --
> > >> Before posting, please read the FAQ: http://ecos.sourceware.org/fom/ecos
> > >> and search the list archive: http://ecos.sourceware.org/ml/ecos-discuss
> > >>
> > >>

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