grub2/SOURCES/0052-reopen-SNP-protocol-for-exclusive-use-by-grub.patch
2021-09-09 18:05:08 +00:00

44 lines
1.4 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Fedora Ninjas <grub2-owner@fedoraproject.org>
Date: Sat, 15 Feb 2014 15:10:22 -0500
Subject: [PATCH] reopen SNP protocol for exclusive use by grub
---
grub-core/net/drivers/efi/efinet.c | 16 ++++++++++++++++
1 file changed, 16 insertions(+)
diff --git a/grub-core/net/drivers/efi/efinet.c b/grub-core/net/drivers/efi/efinet.c
index 5388f952ba9..ea0e0ca360e 100644
--- a/grub-core/net/drivers/efi/efinet.c
+++ b/grub-core/net/drivers/efi/efinet.c
@@ -330,6 +330,7 @@ grub_efi_net_config_real (grub_efi_handle_t hnd, char **device,
{
struct grub_net_card *card;
grub_efi_device_path_t *dp;
+ grub_efi_simple_network_t *net;
dp = grub_efi_get_device_path (hnd);
if (! dp)
@@ -383,6 +384,21 @@ grub_efi_net_config_real (grub_efi_handle_t hnd, char **device,
&pxe_mode->dhcp_ack,
sizeof (pxe_mode->dhcp_ack),
1, device, path);
+ net = grub_efi_open_protocol (card->efi_handle, &net_io_guid,
+ GRUB_EFI_OPEN_PROTOCOL_BY_EXCLUSIVE);
+ if (net) {
+ if (net->mode->state == GRUB_EFI_NETWORK_STOPPED
+ && efi_call_1 (net->start, net) != GRUB_EFI_SUCCESS)
+ continue;
+
+ if (net->mode->state == GRUB_EFI_NETWORK_STOPPED)
+ continue;
+
+ if (net->mode->state == GRUB_EFI_NETWORK_STARTED
+ && efi_call_3 (net->initialize, net, 0, 0) != GRUB_EFI_SUCCESS)
+ continue;
+ card->efi_net = net;
+ }
return;
}
}