efi_loader: fill simple network protocol revision

Provide the simple network protocol revision.
This revision number could be used to identify backwards compatible
enhancements of the protocol.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Reviewed-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Alexander Graf <agraf@suse.de>

diff --git a/include/efi_api.h b/include/efi_api.h
index 8c227ce..2f31464 100644 (file)
--- a/include/efi_api.h
+++ b/include/efi_api.h
@@ -600,6 +600,9 @@ struct efi_simple_network_mode {
 #define EFI_SIMPLE_NETWORK_RECEIVE_PROMISCUOUS           0x08
 #define EFI_SIMPLE_NETWORK_RECEIVE_PROMISCUOUS_MULTICAST 0x10
 
+/* revision of the simple network protocol */
+#define EFI_SIMPLE_NETWORK_PROTOCOL_REVISION   0x00010000
+
 struct efi_simple_network
 {
        u64 revision;

diff --git a/lib/efi_loader/efi_net.c b/lib/efi_loader/efi_net.c
index 91f1e4a..fb23bcf 100644 (file)
--- a/lib/efi_loader/efi_net.c
+++ b/lib/efi_loader/efi_net.c
@@ -228,6 +228,7 @@ int efi_net_register(void)
        netobj->parent.protocols[2].guid = &efi_pxe_guid;
        netobj->parent.protocols[2].protocol_interface = &netobj->pxe;
        netobj->parent.handle = &netobj->net;
+       netobj->net.revision = EFI_SIMPLE_NETWORK_PROTOCOL_REVISION;
        netobj->net.start = efi_net_start;
        netobj->net.stop = efi_net_stop;
        netobj->net.initialize = efi_net_initialize;