| /* |
| * This file is part of the coreboot project. |
| * |
| * Copyright (C) 2012 Advanced Micro Devices, Inc. |
| * |
| * 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 |
| */ |
| |
| #include <console/console.h> |
| #include <device/pci.h> |
| #include <device/pci_ids.h> |
| #include <string.h> |
| #include <stdint.h> |
| #include <stdlib.h> |
| #include <cpu/amd/amdfam15.h> |
| #include "agesawrapper.h" |
| |
| |
| /* Global variables for MB layouts and these will be shared by irqtable mptable |
| * and acpi_tables busnum is default. |
| */ |
| u8 bus_isa; |
| u8 bus_sb700[2]; |
| u8 bus_rd890[14]; |
| |
| /* |
| * Here you only need to set value in pci1234 for HT-IO that could be installed or not |
| * You may need to preset pci1234 for HTIO board, |
| * please refer to src/northbridge/amd/amdk8/get_sblk_pci1234.c for detail |
| */ |
| u32 pci1234x[] = { |
| 0x0000ff0, |
| }; |
| |
| /* |
| * HT Chain device num, actually it is unit id base of every ht device in chain, |
| * assume every chain only have 4 ht device at most |
| */ |
| u32 hcdnx[] = { |
| 0x20202020, |
| }; |
| |
| u32 sbdn_sb700; |
| u32 sbdn_rd890; |
| |
| void get_bus_conf(void) |
| { |
| device_t dev; |
| int i; |
| |
| printk(BIOS_DEBUG, "Mainboard - Get_bus_conf.c - get_bus_conf - Start.\n"); |
| |
| sbdn_sb700 = 0; |
| |
| for (i = 0; i < ARRAY_SIZE(bus_sb700); i++) { |
| bus_sb700[i] = 0; |
| } |
| for (i = 0; i < ARRAY_SIZE(bus_rd890); i++) { |
| bus_rd890[i] = 0; |
| } |
| |
| |
| bus_rd890[0] = (pci1234x[0] >> 16) & 0xff; |
| bus_sb700[0] = bus_rd890[0]; |
| |
| /* sb700 */ |
| dev = dev_find_slot(bus_sb700[0], PCI_DEVFN(sbdn_sb700 + 0x14, 4)); |
| |
| |
| |
| if (dev) { |
| bus_sb700[1] = pci_read_config8(dev, PCI_SECONDARY_BUS); |
| |
| bus_isa = pci_read_config8(dev, PCI_SUBORDINATE_BUS); |
| bus_isa++; |
| } |
| |
| /* rd890 */ |
| for (i = 1; i < ARRAY_SIZE(bus_rd890); i++) { |
| dev = dev_find_slot(bus_rd890[0], PCI_DEVFN(sbdn_rd890 + i, 0)); |
| if (dev) { |
| bus_rd890[i] = pci_read_config8(dev, PCI_SECONDARY_BUS); |
| if(255 != bus_rd890[i]) { |
| bus_isa = pci_read_config8(dev, PCI_SUBORDINATE_BUS); |
| bus_isa++; |
| } |
| } |
| } |
| |
| |
| /* I/O APICs: APIC ID Version State Address */ |
| bus_isa = 10; |
| |
| printk(BIOS_DEBUG, "Mainboard - Get_bus_conf.c - get_bus_conf - End.\n"); |
| } |