[ECOS] Re: create a /dev/flash1 entry

[Gary Thomas]

Note: this was sent to the eCos development list (which is more 
about development than user questions).  I have redirected it to
the appropriate user discussion list.

On Thu, 2005-01-27 at 06:01 -0800, Raghu wrote:
> Hi, 
> 
> I have added CYGPKG_FS_JFFS2 package and its dependant
> packages. And trying to execute "fseek1.c" test app.
> But with no results, how do we create the
> "/dev/flash1" entry i.e.
> CYGDAT_IO_FLASH_BLOCK_DEVICE_NAME_1

You need to do some configuration in the FLASH driver for this.
I like to have JFFS2 discover the partition info using RedBoot's
FIS.  Thus, I create a FIS image 'JFFS2' and then enable it using
the attached .ecm file.

-- 
------------------------------------------------------------
Gary Thomas                 |  Consulting for the
MLB Associates              |    Embedded world
------------------------------------------------------------
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cdl_configuration eCos {
    package CYGPKG_FS_JFFS2 current ;
    package CYGPKG_IO_FLASH current ;
    package CYGPKG_LINUX_COMPAT current ;
    package CYGPKG_COMPRESS_ZLIB current ;
    package CYGPKG_CRC current ;
};

cdl_component CYGNUM_IO_FLASH_BLOCK_CFG_FIS_1 {
    user_value 1
};

cdl_component CYGDAT_IO_FLASH_BLOCK_FIS_NAME_1 {
    user_value "\"JFFS2\""
};

cdl_option CYGOPT_FS_JFFS2_DEBUG {
    user_value 0
};



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