[U-Boot-Users] [DNX#2007012542000021] [PATCH] Abort booting if the DTB version is incomp [...]
Timur Tabi
timur at freescale.com
Mon Feb 5 20:38:00 CET 2007
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>
>
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--
Timur Tabi
Linux Kernel Developer @ Freescale
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