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[prefix] Allow prefix to specify a PCI autoboot device location 

Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
Modified-by: Michael Brown <mcb30@ipxe.org>
Signed-off-by: Michael Brown <mcb30@ipxe.org>
pull/17/head
Alex Williamson 2014-02-25 16:00:39 -07:00 committed by Michael Brown
parent 123bae9d93
commit 90fc273b2b
1 changed files with 44 additions and 0 deletions
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44
src/arch/i386/core/pci_autoboot.c 100644
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/*
* 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 ) {
autoboot_device.bus_type = BUS_TYPE_PCI;
autoboot_device.location = autoboot_busdevfn;
}
/** PCI autoboot device initialisation function */
struct init_fn pci_autoboot_init_fn __init_fn ( INIT_NORMAL ) = {
.initialise = pci_autoboot_init,
};