[ipxe-devel] [PATCH] [efi] install the HII config access protocol on a child of the SNP handle

Michael Brown mcb30 at ipxe.org
Sun Jul 3 12:24:19 UTC 2016

On 30/06/16 13:37, Laszlo Ersek wrote:
> The device path for the child handle is traditionally derived by appending
> a Hardware Vendor Device Path node after the MAC() node. The VenHw() nodes
> in question consist of a GUID (by definition), and no trailing data (by
> choice). The purpose of these VenHw() nodes is only that all the child
> nodes can be uniquely identified by device path.

Can the device path for the child nodes be omitted?  (Equivalently: is 
it meaningful to look up one of these nodes by device path, given that 
the VenHw portion has no real meaning?)

I will believe an answer of "nobody knows; HII is so badly defined that 
it's impossible to tell".  :)


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