1 #include <console/console.h>
2 #include <device/pci.h>
3 #include <device/pci_ids.h>
6 #if CONFIG_LOGICAL_CPUS==1
7 #include <cpu/amd/multicore.h>
10 #include <cpu/amd/amdk8_sysconf.h>
14 // Global variables for MB layouts and these will be shared by irqtable mptable and acpi_tables
16 unsigned char bus_isa = 10;
17 unsigned char bus_bcm5780[7];
18 unsigned char bus_bcm5785_0 = 1;
19 unsigned char bus_bcm5785_1 = 8;
20 unsigned char bus_bcm5785_1_1 = 9;
21 unsigned apicid_bcm5785[3];
25 { //Here you only need to set value in pci1234 for HT-IO that could be installed or not
26 //You may need to preset pci1234 for HTIO board, please refer to src/northbridge/amd/amdk8/get_sblk_pci1234.c for detail
37 { //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
51 static unsigned get_bus_conf_done = 0;
53 void get_bus_conf(void)
61 if(get_bus_conf_done==1) return; //do it only once
63 get_bus_conf_done = 1;
65 sysconf.hc_possible_num = ARRAY_SIZE(pci1234x);
66 for(i=0;i<sysconf.hc_possible_num; i++) {
67 sysconf.pci1234[i] = pci1234x[i];
68 sysconf.hcdn[i] = hcdnx[i];
73 sysconf.sbdn = (sysconf.hcdn[0] >> 8) & 0xff;
74 sbdn2 = sysconf.hcdn[0] & 0xff; // bcm5780
76 bus_bcm5785_0 = (sysconf.pci1234[0] >> 16) & 0xff;
77 bus_bcm5780[0] = bus_bcm5785_0;
80 dev = dev_find_slot(bus_bcm5785_0, PCI_DEVFN(sysconf.sbdn,0));
82 bus_bcm5785_1 = pci_read_config8(dev, PCI_SECONDARY_BUS);
83 dev = dev_find_slot(bus_bcm5785_1, PCI_DEVFN(0x0d,0));
85 bus_bcm5785_1_1 = pci_read_config8(dev, PCI_SECONDARY_BUS);
86 #if CONFIG_HT_CHAIN_END_UNITID_BASE >= CONFIG_HT_CHAIN_UNITID_BASE
87 bus_isa = pci_read_config8(dev, PCI_SUBORDINATE_BUS);
89 // printk(BIOS_DEBUG, "bus_isa=%d\n",bus_isa);
94 printk(BIOS_DEBUG, "ERROR - could not find PCI %02x:07.0, using defaults\n", bus_bcm5785_0);
98 for(i = 1; i < 7; i++) {
99 dev = dev_find_slot(bus_bcm5780[0], PCI_DEVFN(sbdn2 + i - 1,0));
101 bus_bcm5780[i] = pci_read_config8(dev, PCI_SECONDARY_BUS);
102 #if CONFIG_HT_CHAIN_END_UNITID_BASE < CONFIG_HT_CHAIN_UNITID_BASE
103 bus_isa = pci_read_config8(dev, PCI_SUBORDINATE_BUS);
105 // printk(BIOS_DEBUG, "bus_isa=%d\n",bus_isa);
110 printk(BIOS_DEBUG, "ERROR - could not find PCI %02x:01.0, using defaults\n", bus_bcm5780[i]);
115 /*I/O APICs: APIC ID Version State Address*/
116 #if CONFIG_LOGICAL_CPUS==1
117 apicid_base = get_apicid_base(3);
119 apicid_base = CONFIG_MAX_PHYSICAL_CPUS;
122 apicid_bcm5785[i] = apicid_base+i;