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/*
* This file is part of the coreboot project.
*
* Copyright (C) 2005 AMD
* Written by Yinghai Lu <yinghai.lu@amd.com> for AMD.
*
* 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; version 2 of the License.
*
* 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 St, Fifth Floor, Boston, MA 02110-1301 USA
*/
static void bcm5785_enable_rom(void)
{
unsigned char byte;
device_t addr;
/* Enable 4MB rom access at 0xFFC00000 - 0xFFFFFFFF */
/* Locate the BCM 5785 SB PCI Main */
addr = pci_locate_device(PCI_ID(0x1166, 0x0205), 0); // 0x0201?
/* Set the 4MB enable bit bit */
byte = pci_read_config8(addr, 0x41);
byte |= 0x0e;
pci_write_config8(addr, 0x41, byte);
}
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