On Wed Jul 29, 2026 at 4:12 PM IST, Quentin Schulz wrote:
> Hi Anshul,
>
> On 7/29/26 12:24 PM, Anshul Dalal wrote:
>> The phandles used inside a template are not copied to the node inserting
>> the template, leading to a missing phandle error.
>>
>> The following example can be used to reproduce the issue:
>>
>> &binman {
>> some_template: template-0 {
>> ti-secure-rom {
>> content = <&some_data>;
>> keyfile = "some_key";
>> };
>> some_data: blob-ext {
>> optional;
>> };
>> };
>> output-bin {
>> insert-template = <&some_template>;
>> };
>> };
>>
>
> What happens if you insert the template *twice*.
>
> e.g. have:
>
> &binman {
> some_template: template-0 {
> ti-secure-rom {
> content = <&some_data>;
> keyfile = "some_key";
> };
> some_data: blob-ext {
> optional;
> };
> };
> output-bin {
> insert-template = <&some_template>;
> };
> output-bin2 {
> insert-template = <&some_template>;
> };
> };
>
> ? Gut feeling is that this will fail to build because we now have the
> same label for two different nodes.
Yes, it will cause a failure due to duplicated phandles. And as per the
docs[1], it seems to be an expected qwirk of how templates work.
[1]:
https://docs.u-boot.org/en/v2026.04/develop/package/binman.html#dealing-with-phandles
Regards,
Anshul
