diff options
Diffstat (limited to 'qemu/roms/ipxe/src/arch/i386/core/pci_autoboot.c')
-rw-r--r-- | qemu/roms/ipxe/src/arch/i386/core/pci_autoboot.c | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/qemu/roms/ipxe/src/arch/i386/core/pci_autoboot.c b/qemu/roms/ipxe/src/arch/i386/core/pci_autoboot.c new file mode 100644 index 000000000..a3eb1f97d --- /dev/null +++ b/qemu/roms/ipxe/src/arch/i386/core/pci_autoboot.c @@ -0,0 +1,44 @@ +/* + * Copyright (C) 2014 Red Hat Inc. + * Alex Williamson <alex.williamson@redhat.com> + * + * 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 <stdint.h> +#include <ipxe/device.h> +#include <ipxe/init.h> +#include <realmode.h> +#include <usr/autoboot.h> + +uint16_t __bss16 ( autoboot_busdevfn ); +#define autoboot_busdevfn __use_data16 ( autoboot_busdevfn ) + +/** + * Initialise PCI autoboot device + */ +static void pci_autoboot_init ( void ) { + + if ( autoboot_busdevfn ) + set_autoboot_busloc ( BUS_TYPE_PCI, autoboot_busdevfn ); +} + +/** PCI autoboot device initialisation function */ +struct init_fn pci_autoboot_init_fn __init_fn ( INIT_NORMAL ) = { + .initialise = pci_autoboot_init, +}; |