| /* |
| * This file is part of the coreboot project. |
| * |
| * Copyright (C) 2006 AMD |
| * Written by Yinghai Lu <yinghailu@gmail.com> for AMD. |
| * |
| * Copyright (C) 2006 MSI |
| * Written by bxshi <bingxunshi@gmail.com> for MSI. |
| * |
| * 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 |
| * (at your option) 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 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> |
| #if CONFIG_LOGICAL_CPUS==1 |
| #include <cpu/amd/multicore.h> |
| #endif |
| |
| #include <cpu/amd/amdk8_sysconf.h> |
| |
| #include "mb_sysconf.h" |
| |
| // Global variables for MB layouts and these will be shared by irqtable mptable and acpi_tables |
| struct mb_sysconf_t mb_sysconf; |
| |
| static unsigned pci1234x[] = |
| { //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 |
| 0x0000ff0, |
| 0x0000ff0, |
| // 0x0000ff0, |
| // 0x0000ff0, |
| // 0x0000ff0, |
| // 0x0000ff0, |
| // 0x0000ff0, |
| // 0x0000ff0 |
| }; |
| static unsigned hcdnx[] = |
| { //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 |
| 0x20202020, |
| 0x20202020, |
| // 0x20202020, |
| // 0x20202020, |
| // 0x20202020, |
| // 0x20202020, |
| // 0x20202020, |
| // 0x20202020, |
| }; |
| |
| |
| |
| static unsigned get_bus_conf_done = 0; |
| |
| void get_bus_conf(void) |
| { |
| |
| unsigned apicid_base; |
| |
| device_t dev; |
| int i; |
| struct mb_sysconf_t *m; |
| |
| if(get_bus_conf_done==1) return; //do it only once |
| |
| get_bus_conf_done = 1; |
| |
| sysconf.mb = &mb_sysconf; |
| |
| m = sysconf.mb; |
| |
| sysconf.hc_possible_num = sizeof(pci1234x)/sizeof(pci1234x[0]); |
| |
| for(i=0;i<sysconf.hc_possible_num; i++) { |
| sysconf.pci1234[i] = pci1234x[i]; |
| sysconf.hcdn[i] = hcdnx[i]; |
| } |
| |
| get_sblk_pci1234(); |
| |
| sysconf.sbdn = (sysconf.hcdn[0] >> 8) & 0xff; |
| m->sbdn2 = sysconf.hcdn[0] & 0xff; // bcm5780 |
| |
| m->bus_bcm5785_0 = (sysconf.pci1234[0] >> 16) & 0xff; |
| m->bus_bcm5780[0] = m->bus_bcm5785_0; |
| |
| /* bcm5785 */ |
| printk(BIOS_DEBUG, "search for def %d.0 on bus %d\n",sysconf.sbdn,m->bus_bcm5785_0); |
| dev = dev_find_slot(m->bus_bcm5785_0, PCI_DEVFN(sysconf.sbdn,0)); |
| if (dev) { |
| printk(BIOS_DEBUG, "found dev %s...\n",dev_path(dev)); |
| m->bus_bcm5785_1 = pci_read_config8(dev, PCI_SECONDARY_BUS); |
| printk(BIOS_DEBUG, "secondary is %d...\n",m->bus_bcm5785_1); |
| dev = dev_find_slot(m->bus_bcm5785_1, PCI_DEVFN(0xd,0)); |
| printk(BIOS_DEBUG, "now found %s...\n",dev_path(dev)); |
| if(dev) { |
| m->bus_bcm5785_1_1 = pci_read_config8(dev, PCI_SECONDARY_BUS); |
| } |
| } |
| else { |
| printk(BIOS_DEBUG, "ERROR - could not find PCI %02x:%02x.0, using defaults\n", m->bus_bcm5785_0, sysconf.sbdn); |
| } |
| |
| /* bcm5780 */ |
| for(i = 1; i < 6; i++) { |
| dev = dev_find_slot(m->bus_bcm5780[0], PCI_DEVFN(m->sbdn2 + i - 1,0)); |
| if(dev) { |
| m->bus_bcm5780[i] = pci_read_config8(dev, PCI_SECONDARY_BUS); |
| } |
| else { |
| printk(BIOS_DEBUG, "ERROR - could not find PCI %02x:%02x.0, using defaults\n", m->bus_bcm5780[0], m->sbdn2+i-1); |
| } |
| } |
| |
| |
| /*I/O APICs: APIC ID Version State Address*/ |
| #if CONFIG_LOGICAL_CPUS==1 |
| apicid_base = get_apicid_base(3); |
| #else |
| apicid_base = CONFIG_MAX_PHYSICAL_CPUS; |
| #endif |
| for(i=0;i<3;i++) |
| m->apicid_bcm5785[i] = apicid_base+i; |
| } |