On Tue, Dec 13, 2011 at 12:31 PM,  <[email protected]> wrote:
> Hi Michael,
> Couple of queries related to UEFI NIC boot using iPXE.
>
> 1. Is chain loading supported for UEFI in iPXE environment? Lagacy PXE boot 
> (chain loading) works fine.

No idea, sorry.

> 2. We build 808610de.efi from the source files. Could you please let me know 
> if this file would work in case of UEFI boot for any adapter (we are trying 
> this with an Emulex adapter). Do we need to build this efi file separately 
> using our device and vendor id?
> If yes, could you please let us know how we can build this for our adapter?

I think this will build an iPXE image that contains the ich8lan code
of the e1000e driver only, thus making it work with all PCI IDs
specified in e1000e_ich8lan.c. If your card is in that list you'll be
fine, otherwise you need a differnet image. You can build specific
driver images with:

make bin/e1000e.efi

or
make bin/e1000e--r8169.efi

for multi-driver images.

If you want all iPXE drivers in your image use:
make bin/ipxe.efi

At least that's how it should work for BIOS images, I don't know if
there are any relevant differences to EFI images.

Thomas

> Regards
> Sanjeev
>
> -----Original Message-----
> From: Michael Brown [mailto:[email protected]]
> Sent: Monday, December 12, 2011 7:44 PM
> To: [email protected]
> Cc: Roy, Sanjeev
> Subject: Re: [ipxe-devel] Query on UEFI iPXE boot
>
> On Monday 12 Dec 2011 13:16:24 [email protected] wrote:
>> Is chain loading of iPXE supported for UEFi based systems? If yes, is the
>> structure similar to the one mentioned below: I have added the below entry
>> to my dhcpd.conf file in a rhel5564 machine.
>>
>> if exists user-class and option user-class = "iPXE" {
>>       filename "bootx64.efi"; # bootx64.efi is located @ tftp root
>> } else {
>>       filename "808610de.efi"; #808610de.efi is located @ tftp root
>> }
>
> That looks as though it should work.
>
> You can also use DHCP option 93 to determine whether a request comes from a
> BIOS or EFI client.
>
> Michael
>
>
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