[U-Boot-Users] [DNX#2007012542000021] [PATCH] Abort booting if the DTB version is incomp [...]

[Timur Tabi]

Wolfgang,

Can you tell if and when this patch will be applied?

I also submitted another patch titled "Add support for generating assembly 
listing files".

OTRS Notification Master wrote:
> Hello list,
> 
> inside the automatic U-Boot patch tracking system a new ticket
> [DNX#2007012542000021] was created:
> 
> <snip>
>> U-Boot only supports version 16 of the device tree file format, although
>> some
>> versions of the device tree compiler generate version 3 by default. 
>> With
>> this patch, U-Boot now checks the version number and aborts the boot
>> process
>> if the version of the device tree passed on the bootm command line is
>> not
>> compatible.
>>
>> Signed-off-by: Timur Tabi <timur at freescale.com>
>> ---
>>  common/cmd_bootm.c |   10 ++++++++++
>>  1 files changed, 10 insertions(+), 0 deletions(-)
>>
>> diff --git a/common/cmd_bootm.c b/common/cmd_bootm.c
>> index 0c092c7..9111cbd 100644
>> --- a/common/cmd_bootm.c
>> +++ b/common/cmd_bootm.c
>> @@ -741,6 +741,16 @@ do_bootm_linux (cmd_tbl_t *cmdtp, int fl
>>  		hdr = (image_header_t *)of_flat_tree;
>>  
>>  		if  (*(ulong *)of_flat_tree == OF_DT_HEADER) {
>> +			struct boot_param_header *bph =
>> +				(struct boot_param_header *) of_flat_tree;
>> +
>> +			if ((OF_DT_VERSION < be32_to_cpu(bph->last_comp_version)) ||
>> +			    (OF_DT_VERSION > be32_to_cpu(bph->version))) {
>> +				printf("ERROR: DTB version %u is not compatible with version %u " \
>> +				       "(last_comp_version=%u)\n", be32_to_cpu(bph->version),
>> +				       OF_DT_VERSION, be32_to_cpu(bph->last_comp_version));
>> +				return;
>> +			}
>>  #ifndef CFG_NO_FLASH
>>  			if (addr2info((ulong)of_flat_tree) != NULL)
>>  				of_data = (ulong)of_flat_tree;
>> -- 
>> 1.4.4
> </snip>
> 
> Your U-Boot support team
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-- 
Timur Tabi
Linux Kernel Developer @ Freescale