diff options
author | 2015-08-28 09:58:54 +0800 | |
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committer | 2015-09-01 12:44:00 +0800 | |
commit | e44e3482bdb4d0ebde2d8b41830ac2cdb07948fb (patch) | |
tree | 66b09f592c55df2878107a468a91d21506104d3f /qemu/roms/ipxe/src/interface/efi/efi_autoboot.c | |
parent | 9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00 (diff) |
Add qemu 2.4.0
Change-Id: Ic99cbad4b61f8b127b7dc74d04576c0bcbaaf4f5
Signed-off-by: Yang Zhang <yang.z.zhang@intel.com>
Diffstat (limited to 'qemu/roms/ipxe/src/interface/efi/efi_autoboot.c')
-rw-r--r-- | qemu/roms/ipxe/src/interface/efi/efi_autoboot.c | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/qemu/roms/ipxe/src/interface/efi/efi_autoboot.c b/qemu/roms/ipxe/src/interface/efi/efi_autoboot.c new file mode 100644 index 000000000..ab0f36541 --- /dev/null +++ b/qemu/roms/ipxe/src/interface/efi/efi_autoboot.c @@ -0,0 +1,67 @@ +/* + * Copyright (C) 2014 Michael Brown <mbrown@fensystems.co.uk>. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of the + * License, or any later version. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA + * 02110-1301, USA. + */ + +FILE_LICENCE ( GPL2_OR_LATER ); + +#include <ipxe/efi/efi.h> +#include <ipxe/efi/efi_autoboot.h> +#include <ipxe/efi/Protocol/SimpleNetwork.h> +#include <usr/autoboot.h> + +/** @file + * + * EFI autoboot device + * + */ + +/** + * Identify autoboot device + * + */ +void efi_set_autoboot ( void ) { + EFI_BOOT_SERVICES *bs = efi_systab->BootServices; + union { + EFI_SIMPLE_NETWORK_PROTOCOL *snp; + void *interface; + } snp; + EFI_SIMPLE_NETWORK_MODE *mode; + EFI_STATUS efirc; + + /* Look for an SNP instance on the image's device handle */ + if ( ( efirc = bs->OpenProtocol ( efi_loaded_image->DeviceHandle, + &efi_simple_network_protocol_guid, + &snp.interface, efi_image_handle, + NULL, + EFI_OPEN_PROTOCOL_GET_PROTOCOL ))!=0){ + DBGC ( efi_loaded_image, "EFI found no autoboot device\n" ); + return; + } + + /* Record autoboot device */ + mode = snp.snp->Mode; + set_autoboot_ll_addr ( &mode->CurrentAddress, mode->HwAddressSize ); + DBGC ( efi_loaded_image, "EFI found autoboot link-layer address:\n" ); + DBGC_HDA ( efi_loaded_image, 0, &mode->CurrentAddress, + mode->HwAddressSize ); + + /* Close protocol */ + bs->CloseProtocol ( efi_loaded_image->DeviceHandle, + &efi_simple_network_protocol_guid, + efi_image_handle, NULL ); +} |