[U-Boot] [PATCH RESEND] tools/imximage: set DCD pointer to NULL when its length is 0

[Stefano Babic <sbabic@denx.de>]

Hi Baruch,

On 02/08/2015 20:45, Baruch Siach wrote:
> Hi Stefano,
> 
> On Wed, Jul 15, 2015 at 09:13:33AM +0200, Stefano Babic wrote:
>> On 14/07/2015 21:05, Baruch Siach wrote:
>>> On Thu, Jul 09, 2015 at 06:04:17PM +0200, Stefano Babic wrote:
>>>> On 09/07/2015 17:19, Baruch Siach wrote:
>>>>> When dcd_len is 0 the Write Data command that the set_dcd_rst_v2() routine
>>>>> generates is empty. This causes HAB to complain that the command is invalid.
>>>>>
>>>>> --------- HAB Event 1 -----------------
>>>>> event data:
>>>>> 	0xdb 0x00 0x0c 0x41 0x33 0x06 0xc0 0x00
>>>>> 	0xcc 0x00 0x04 0x04
>>>>>
>>>>> To fix this set the DCD pointer in the IVT to NULL in this case. The DCD header
>>>>> itself is still needed for detect_imximage_version() to determine the image
>>>>> version.
>>>>>
>>>>> Signed-off-by: Baruch Siach <baruch@tkos.co.il>
>>>>> ---
>>>>> Resending with a proper To: header.
>>>>>
>>>>>  tools/imximage.c | 6 +++++-
>>>>>  1 file changed, 5 insertions(+), 1 deletion(-)
>>>>>
>>>>> diff --git a/tools/imximage.c b/tools/imximage.c
>>>>> index 6f469ae6336c..7b91d09699ad 100644
>>>>> --- a/tools/imximage.c
>>>>> +++ b/tools/imximage.c
>>>>> @@ -250,7 +250,11 @@ static void set_imx_hdr_v2(struct imx_header *imxhdr, uint32_t dcd_len,
>>>>>  	hdr_base = entry_point - imximage_init_loadsize +
>>>>>  		flash_offset;
>>>>>  	fhdr_v2->self = hdr_base;
>>>>> -	fhdr_v2->dcd_ptr = hdr_base + offsetof(imx_header_v2_t, dcd_table);
>>>>> +	if (dcd_len > 0)
>>>>> +		fhdr_v2->dcd_ptr = hdr_base
>>>>> +			+ offsetof(imx_header_v2_t, dcd_table);
>>>>> +	else
>>>>> +		fhdr_v2->dcd_ptr = 0;
>>>>>  	fhdr_v2->boot_data_ptr = hdr_base
>>>>>  			+ offsetof(imx_header_v2_t, boot_data);
>>>>>  	hdr_v2->boot_data.start = entry_point - imximage_init_loadsize;
>>>>
>>>> It looks ok for me.
>>>>
>>>> Acked-by: Stefano Babic <sbabic@denx.de>
>>>
>>> Which tree is this patch going through?
>>
>> This goes first into u-boot-imx, until I'll send a PR to Tom for
>> inclusion in his tree,
> 
> Thanks again. Is there a reason this patch is not in the u-boot-imx git tree?

The reason is that it was not assigned in patchwork as I supposed and
this leads to forget it when I rework u-boot-imx - thanks for pointing out !

Applied to u-boot-imx, thanks !

Best regards,
Stefano Babic

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