[PATCH 0/2] efi_loader: efi_setup: Add efi_start_obj_list() and use it to set PXE IP address
Tom Rini
trini at konsulko.com
Fri Dec 6 20:50:26 CET 2024
On Fri, Dec 06, 2024 at 02:30:31PM -0300, Adriano Cordova wrote:
> The command bootefi calls efi_init_obj_list to do the efi set up
> before launching an .efi payload, but efi_init_obj_list is called
> only once. There are some initializations which depend on the
> environment and should be done each time a payload gets launched and
> not only once and can now be done in efi_start_obj_list(). A motivation
> for this change is the following order of events:
>
> 1. Launch an EFI application (e.g. bootefi hello)
> 2. Change the ip address
> 3. Launch another application which uses the pxe protocol
>
> As the EFI pxe protocol was initialized when the handles
> for efi net were created in 1., the ip was hardcoded there.
>
> In this example, another possibility would be to make a callback for ip
> address changes to go all the way up to efi_net.
>
> Adriano Cordova (2):
> efi_loader: efi_setup: Add efi_start_obj_list() to efi_setup.c
> efi_loader: efi_net: Add efi_net_start() to efi_net.c
>
> include/efi_loader.h | 1 +
> lib/efi_loader/efi_net.c | 31 ++++++++++++++++++++++++-------
> lib/efi_loader/efi_setup.c | 24 +++++++++++++++++++++++-
> 3 files changed, 48 insertions(+), 8 deletions(-)
On top of the previous series that fixed my other issue:
Tested-by: Tom Rini <trini at konsulko.com>
--
Tom
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