| #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/dualcore.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, // SB chain m |
| 0x0000000, // HTX |
| 0x0000100, // co processor on socket 1 |
| // 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, |
| }; |
| |
| extern void get_sblk_pci1234(void); |
| |
| static unsigned get_bus_conf_done = 0; |
| |
| static unsigned get_hcid(unsigned i) |
| { |
| unsigned id = 0; |
| |
| unsigned busn = (sysconf.pci1234[i] >> 16) & 0xff; |
| |
| unsigned devn = sysconf.hcdn[i] & 0xff; |
| |
| device_t dev; |
| |
| dev = dev_find_slot(busn, PCI_DEVFN(devn,0)); |
| |
| switch (dev->device) { |
| case 0x7458: //8132 |
| id = 1; |
| break; |
| case 0x7454: //8151 |
| id = 2; |
| break; |
| case 0x7450: //8131 |
| id = 3; |
| break; |
| } |
| |
| // we may need more way to find out hcid: subsystem id? GPIO read ? |
| |
| // we need use id for 1. bus num, 2. mptable, 3. acpi table |
| |
| return id; |
| } |
| |
| void get_bus_conf(void) |
| { |
| |
| unsigned apicid_base; |
| |
| device_t dev; |
| int i, j; |
| 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->sbdn3 = sysconf.hcdn[0] & 0xff; |
| |
| m->bus_8132_0 = (sysconf.pci1234[0] >> 16) & 0xff; |
| m->bus_8111_0 = m->bus_8132_0; |
| |
| /* 8111 */ |
| dev = dev_find_slot(m->bus_8111_0, PCI_DEVFN(sysconf.sbdn,0)); |
| if (dev) { |
| m->bus_8111_1 = pci_read_config8(dev, PCI_SECONDARY_BUS); |
| #if HT_CHAIN_END_UNITID_BASE >= HT_CHAIN_UNITID_BASE |
| m->bus_isa = pci_read_config8(dev, PCI_SUBORDINATE_BUS); |
| m->bus_isa++; |
| // printk_debug("bus_isa=%d\n",bus_isa); |
| #endif |
| } |
| else { |
| printk_debug("ERROR - could not find PCI %02x:%02x.0, using defaults\n", m->bus_8111_0, sysconf.sbdn); |
| } |
| |
| /* 8132-1 */ |
| dev = dev_find_slot(m->bus_8132_0, PCI_DEVFN(m->sbdn3,0)); |
| if (dev) { |
| m->bus_8132_1 = pci_read_config8(dev, PCI_SECONDARY_BUS); |
| } |
| else { |
| printk_debug("ERROR - could not find PCI %02x:%02x.0, using defaults\n", m->bus_8132_0, m->sbdn3); |
| } |
| |
| /* 8132-2 */ |
| dev = dev_find_slot(m->bus_8132_0, PCI_DEVFN(m->sbdn3+1,0)); |
| if (dev) { |
| m->bus_8132_2 = pci_read_config8(dev, PCI_SECONDARY_BUS); |
| #if HT_CHAIN_END_UNITID_BASE < HT_CHAIN_UNITID_BASE |
| m->bus_isa = pci_read_config8(dev, PCI_SUBORDINATE_BUS); |
| m->bus_isa++; |
| // printk_debug("bus_isa=%d\n",bus_isa); |
| #endif |
| } |
| else { |
| printk_debug("ERROR - could not find PCI %02x:%02x.0, using defaults\n", m->bus_8132_0, m->sbdn3+1); |
| } |
| |
| /* HT chain 1 */ |
| j=0; |
| for(i=1; i< sysconf.hc_possible_num; i++) { |
| if(!(sysconf.pci1234[i] & 0x1) ) continue; |
| |
| // check hcid type here |
| sysconf.hcid[i] = get_hcid(i); |
| |
| switch(sysconf.hcid[i]) { |
| |
| case 1: //8132 |
| case 3: //8131 |
| |
| m->bus_8132a[j][0] = (sysconf.pci1234[i] >> 16) & 0xff; |
| |
| m->sbdn3a[j] = sysconf.hcdn[i] & 0xff; |
| |
| /* 8132-1 */ |
| dev = dev_find_slot(m->bus_8132a[j][0], PCI_DEVFN(m->sbdn3a[j],0)); |
| if (dev) { |
| m->bus_8132a[j][1] = pci_read_config8(dev, PCI_SECONDARY_BUS); |
| } |
| else { |
| printk_debug("ERROR - could not find PCI %02x:%02x.0, using defaults\n", m->bus_8132a[j][0], m->sbdn3a[j]); |
| } |
| |
| /* 8132-2 */ |
| dev = dev_find_slot(m->bus_8132a[j][0], PCI_DEVFN(m->sbdn3a[j]+1,0)); |
| if (dev) { |
| m->bus_8132a[j][2] = pci_read_config8(dev, PCI_SECONDARY_BUS); |
| m->bus_isa = pci_read_config8(dev, PCI_SUBORDINATE_BUS); |
| m->bus_isa++; |
| // printk_debug("bus_isa=%d\n",bus_isa); |
| } |
| else { |
| printk_debug("ERROR - could not find PCI %02x:%02x.0, using defaults\n", m->bus_8132a[j][0], m->sbdn3a[j]+1); |
| } |
| |
| break; |
| |
| case 2: //8151 |
| |
| m->bus_8151[j][0] = (sysconf.pci1234[i] >> 16) & 0xff; |
| m->sbdn5[j] = sysconf.hcdn[i] & 0xff; |
| /* 8151 */ |
| dev = dev_find_slot(m->bus_8151[j][0], PCI_DEVFN(m->sbdn5[j]+1, 0)); |
| |
| if (dev) { |
| m->bus_8151[j][1] = pci_read_config8(dev, PCI_SECONDARY_BUS); |
| // printk_debug("bus_8151_1=%d\n",bus_8151[j][1]); |
| m->bus_isa = pci_read_config8(dev, PCI_SUBORDINATE_BUS); |
| m->bus_isa++; |
| } |
| else { |
| printk_debug("ERROR - could not find PCI %02x:%02x.0, using defaults\n", m->bus_8151[j][0], m->sbdn5[j]+1); |
| } |
| |
| break; |
| } |
| |
| j++; |
| } |
| |
| |
| /*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 |
| m->apicid_8111 = apicid_base+0; |
| m->apicid_8132_1 = apicid_base+1; |
| m->apicid_8132_2 = apicid_base+2; |
| for(i=0;i<j;i++) { |
| m->apicid_8132a[i][0] = apicid_base + 3 + i*2; |
| m->apicid_8132a[i][1] = apicid_base + 3 + i*2 + 1; |
| } |
| |
| } |