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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Fedora Ninjas <grub2-owner@fedoraproject.org>
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Date: Sat, 15 Feb 2014 15:10:22 -0500
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Subject: [PATCH] reopen SNP protocol for exclusive use by grub
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---
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grub-core/net/drivers/efi/efinet.c | 16 ++++++++++++++++
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1 file changed, 16 insertions(+)
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diff --git a/grub-core/net/drivers/efi/efinet.c b/grub-core/net/drivers/efi/efinet.c
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index 2b344d6ef78..a6e4c7992f7 100644
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--- a/grub-core/net/drivers/efi/efinet.c
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+++ b/grub-core/net/drivers/efi/efinet.c
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@@ -223,6 +223,7 @@ grub_efi_net_config_real (grub_efi_handle_t hnd, char **device,
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{
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struct grub_net_card *card;
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grub_efi_device_path_t *dp;
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+ grub_efi_simple_network_t *net;
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dp = grub_efi_get_device_path (hnd);
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if (! dp)
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@@ -250,6 +251,21 @@ grub_efi_net_config_real (grub_efi_handle_t hnd, char **device,
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&pxe_mode->dhcp_ack,
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sizeof (pxe_mode->dhcp_ack),
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1, device, path);
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+ net = grub_efi_open_protocol (card->efi_handle, &net_io_guid,
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+ GRUB_EFI_OPEN_PROTOCOL_BY_EXCLUSIVE);
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+ if (net) {
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+ if (net->mode->state == GRUB_EFI_NETWORK_STOPPED
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+ && efi_call_1 (net->start, net) != GRUB_EFI_SUCCESS)
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+ continue;
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+
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+ if (net->mode->state == GRUB_EFI_NETWORK_STOPPED)
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+ continue;
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+
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+ if (net->mode->state == GRUB_EFI_NETWORK_STARTED
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+ && efi_call_3 (net->initialize, net, 0, 0) != GRUB_EFI_SUCCESS)
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+ continue;
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+ card->efi_net = net;
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+ }
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return;
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}
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}
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