[U-Boot] [PATCH V7 5/5] omap-common: fixes BSS overwriting problem
Simon Schwarz
simonschwarzcor at googlemail.com
Tue Dec 6 19:06:23 CET 2011
On 12/06/2011 06:18 PM, Stefano Babic wrote:
> On 31/10/2011 17:23, Simon Schwarz wrote:
>> From: Simon Schwarz<simonschwarzcor at googlemail.com>
>>
>> spl_nand overwrote BSS section because it reads a whole block everytime. Now
>> loads the block to spare area and just copy the needed junk to destination.
>> Whole block read is necessary for ecc check!
>>
>> Signed-off-by: Simon Schwarz<simonschwarzcor at gmail.com>
>> ---
>
>> @@ -71,7 +71,8 @@ void spl_nand_load_image(void)
>> CONFIG_SYS_NAND_PAGE_SIZE, (void *)header);
>> spl_parse_image_header(header);
>> nand_spl_load_image(CONFIG_SYS_NAND_SPL_KERNEL_OFFS,
>> - spl_image.size, (void *)spl_image.load_addr);
>> + spl_image.size,
>> + (void *)spl_image.load_addr - sizeof(header));
> ^---
>
>
> Do you mean maybe sizeof(*header) ?
>
> However, spl_image.load_addr was already decremented in
> spl_parse_image_header() and correctly set to 64 byte before the load
> address. Do we really need it ?
>
[SNIP]
> Best regards,
> Stefano Babic
>
You are right -> V9. Lets see if we get it to two digits ;)
Regards
Simon
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