[U-Boot] Breakage on arm/next
Scott Wood
scottwood at freescale.com
Mon Dec 7 18:26:51 CET 2009
apgmoorthy wrote:
> Hi Scott,
>
>> Are they going to be the same on all boards? We let the
>> board determine the environment location for other types of storage.
>>
> OK
>
>> How about just using CONFIG_ENV_ADDR/CONFIG_ENV_SIZE? On
>> boards that must dynamically support multiple possibilities,
>> define it as an expression that returns the right thing.
>>
>
> If the macros are not favoured to get consensus , let the code
> use CONFIG_ENV_ADDR/CONFIG_ENV_SIZE and incase of Flex-OneNAND
> increase it by one more fold.
>
> something Like
>
> Hunk 1:
> env_addr = CONFIG_ENV_ADDR;
> + if (FLEXONENAND(this))
> + env_addr <<= 1;
>
> Hunk 2:
> + if (FLEXONENAND(this)) {
> + env_addr <<= 1;
> + instr.len <<= onenand_mtd.eraseregions[0].numblocks == 1 ?
> + 2 : 1;
> + }
>
> This should not break any other Board with OneNAND support. Please comment.
> (Somehow I still feel Macros can be Cleaner way.)
Why is the address automatically doubled on flex? I think this really
needs to be something board-specified.
-Scott
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